Merge branch 'master' into upstream-fixes

1719 files changed, 8372 insertions, 8893 deletions

diff --git a/MAINTAINERS b/MAINTAINERS
index 17becb9b1a96..931e6e40c08b 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -641,7 +641,7 @@ CALGARY x86-64 IOMMU
 P:	Muli Ben-Yehuda
 M:	muli@il.ibm.com
 P:	Jon D. Mason
-M:	jdmason@us.ibm.com
+M:	jdmason@kudzu.us
 L:	linux-kernel@vger.kernel.org
 L:	discuss@x86-64.org
 S:	Maintained
@@ -2261,6 +2261,17 @@ T:	git kernel.org:/pub/scm/linux/kernel/git/kyle/parisc-2.6.git
 T:	cvs cvs.parisc-linux.org:/var/cvs/linux-2.6
 S:	Maintained
 
+PC87360 HARDWARE MONITORING DRIVER
+P:	Jim Cromie
+M:	jim.cromie@gmail.com
+L:	lm-sensors@lm-sensors.org
+S:	Maintained
+
+PC8736x GPIO DRIVER
+P:	Jim Cromie
+M:	jim.cromie@gmail.com
+S:	Maintained
+
 PCI ERROR RECOVERY
 P:	Linas Vepstas
 M:	linas@austin.ibm.com
@@ -2592,10 +2603,19 @@ L: lksctp-developers@lists.sourceforge.net
 S: Supported
 
 SCx200 CPU SUPPORT
-P:	Christer Weinigel
-M:	christer@weinigel.se
-W:	http://www.weinigel.se
-S:	Supported
+P:	Jim Cromie
+M:	jim.cromie@gmail.com
+S:	Odd Fixes
+
+SCx200 GPIO DRIVER
+P:	Jim Cromie
+M:	jim.cromie@gmail.com
+S:	Maintained
+
+SCx200 HRT CLOCKSOURCE DRIVER
+P:	Jim Cromie
+M:	jim.cromie@gmail.com
+S:	Maintained
 
 SECURITY CONTACT
 P:	Security Officers
@@ -2760,14 +2780,7 @@ S:	Maintained
 UltraSPARC (sparc64):
 P:	David S. Miller
 M:	davem@davemloft.net
-P:	Eddie C. Dost
-M:	ecd@brainaid.de
-P:	Jakub Jelinek
-M:	jj@sunsite.ms.mff.cuni.cz
-P:	Anton Blanchard
-M:	anton@samba.org
 L:	sparclinux@vger.kernel.org
-L:	ultralinux@vger.kernel.org
 T:	git kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6.git
 S:	Maintained
 
diff --git a/arch/alpha/kernel/core_apecs.c b/arch/alpha/kernel/core_apecs.c
index a27ba12ba35e..ca46b2c24457 100644
--- a/arch/alpha/kernel/core_apecs.c
+++ b/arch/alpha/kernel/core_apecs.c
@@ -387,8 +387,7 @@ apecs_pci_clr_err(void)
 }
 
 void
-apecs_machine_check(unsigned long vector, unsigned long la_ptr,
-		    struct pt_regs * regs)
+apecs_machine_check(unsigned long vector, unsigned long la_ptr)
 {
 	struct el_common *mchk_header;
 	struct el_apecs_procdata *mchk_procdata;
@@ -412,7 +411,7 @@ apecs_machine_check(unsigned long vector, unsigned long la_ptr,
 	wrmces(0x7);		/* reset machine check pending flag */
 	mb();
 
-	process_mcheck_info(vector, la_ptr, regs, "APECS",
+	process_mcheck_info(vector, la_ptr, "APECS",
 			    (mcheck_expected(0)
 			     && (mchk_sysdata->epic_dcsr & 0x0c00UL)));
 }
diff --git a/arch/alpha/kernel/core_cia.c b/arch/alpha/kernel/core_cia.c
index fd563064363c..1d6ee6c985f9 100644
--- a/arch/alpha/kernel/core_cia.c
+++ b/arch/alpha/kernel/core_cia.c
@@ -1192,8 +1192,7 @@ cia_decode_mchk(unsigned long la_ptr)
 }
 
 void
-cia_machine_check(unsigned long vector, unsigned long la_ptr,
-		  struct pt_regs * regs)
+cia_machine_check(unsigned long vector, unsigned long la_ptr)
 {
 	int expected;
 
@@ -1208,5 +1207,5 @@ cia_machine_check(unsigned long vector, unsigned long la_ptr,
 	expected = mcheck_expected(0);
 	if (!expected && vector == 0x660)
 		expected = cia_decode_mchk(la_ptr);
-	process_mcheck_info(vector, la_ptr, regs, "CIA", expected);
+	process_mcheck_info(vector, la_ptr, "CIA", expected);
 }
diff --git a/arch/alpha/kernel/core_lca.c b/arch/alpha/kernel/core_lca.c
index 6a5a9145c676..4843f6ec9f3a 100644
--- a/arch/alpha/kernel/core_lca.c
+++ b/arch/alpha/kernel/core_lca.c
@@ -19,6 +19,7 @@
 #include <linux/tty.h>
 
 #include <asm/ptrace.h>
+#include <asm/irq_regs.h>
 #include <asm/smp.h>
 
 #include "proto.h"
@@ -386,8 +387,7 @@ ioc_error(__u32 stat0, __u32 stat1)
 }
 
 void
-lca_machine_check(unsigned long vector, unsigned long la_ptr,
-		  struct pt_regs *regs)
+lca_machine_check(unsigned long vector, unsigned long la_ptr)
 {
 	const char * reason;
 	union el_lca el;
@@ -397,7 +397,7 @@ lca_machine_check(unsigned long vector, unsigned long la_ptr,
 	wrmces(rdmces());	/* reset machine check pending flag */
 
 	printk(KERN_CRIT "LCA machine check: vector=%#lx pc=%#lx code=%#x\n",
-	       vector, regs->pc, (unsigned int) el.c->code);
+	       vector, get_irq_regs()->pc, (unsigned int) el.c->code);
 
 	/*
 	 * The first quadword after the common header always seems to
diff --git a/arch/alpha/kernel/core_mcpcia.c b/arch/alpha/kernel/core_mcpcia.c
index 28849c894153..8d019071190a 100644
--- a/arch/alpha/kernel/core_mcpcia.c
+++ b/arch/alpha/kernel/core_mcpcia.c
@@ -572,8 +572,7 @@ mcpcia_print_system_area(unsigned long la_ptr)
 }
 
 void
-mcpcia_machine_check(unsigned long vector, unsigned long la_ptr,
-		     struct pt_regs * regs)
+mcpcia_machine_check(unsigned long vector, unsigned long la_ptr)
 {
 	struct el_common *mchk_header;
 	struct el_MCPCIA_uncorrected_frame_mcheck *mchk_logout;
@@ -610,7 +609,7 @@ mcpcia_machine_check(unsigned long vector, unsigned long la_ptr,
 	wrmces(0x7);
 	mb();
 
-	process_mcheck_info(vector, la_ptr, regs, "MCPCIA", expected != 0);
+	process_mcheck_info(vector, la_ptr, "MCPCIA", expected != 0);
 	if (!expected && vector != 0x620 && vector != 0x630) {
 		mcpcia_print_uncorrectable(mchk_logout);
 		mcpcia_print_system_area(la_ptr);
diff --git a/arch/alpha/kernel/core_polaris.c b/arch/alpha/kernel/core_polaris.c
index 277674a500ff..c5a271d37abd 100644
--- a/arch/alpha/kernel/core_polaris.c
+++ b/arch/alpha/kernel/core_polaris.c
@@ -187,8 +187,7 @@ polaris_pci_clr_err(void)
 }
 
 void
-polaris_machine_check(unsigned long vector, unsigned long la_ptr,
-		      struct pt_regs * regs)
+polaris_machine_check(unsigned long vector, unsigned long la_ptr)
 {
 	/* Clear the error before any reporting.  */
 	mb();
@@ -198,6 +197,6 @@ polaris_machine_check(unsigned long vector, unsigned long la_ptr,
 	wrmces(0x7);
 	mb();
 
-	process_mcheck_info(vector, la_ptr, regs, "POLARIS",
+	process_mcheck_info(vector, la_ptr, "POLARIS",
 			    mcheck_expected(0));
 }
diff --git a/arch/alpha/kernel/core_t2.c b/arch/alpha/kernel/core_t2.c
index ecce09e3626a..f5ca5255eb06 100644
--- a/arch/alpha/kernel/core_t2.c
+++ b/arch/alpha/kernel/core_t2.c
@@ -551,8 +551,7 @@ t2_clear_errors(int cpu)
  * Hence all the taken/expected/any_expected/last_taken stuff...
  */
 void
-t2_machine_check(unsigned long vector, unsigned long la_ptr,
-		 struct pt_regs * regs)
+t2_machine_check(unsigned long vector, unsigned long la_ptr)
 {
 	int cpu = smp_processor_id();
 #ifdef CONFIG_VERBOSE_MCHECK
@@ -618,5 +617,5 @@ t2_machine_check(unsigned long vector, unsigned long la_ptr,
 	}
 #endif
 
-	process_mcheck_info(vector, la_ptr, regs, "T2", mcheck_expected(cpu));
+	process_mcheck_info(vector, la_ptr, "T2", mcheck_expected(cpu));
 }
diff --git a/arch/alpha/kernel/core_tsunami.c b/arch/alpha/kernel/core_tsunami.c
index 8aa305bd6a2c..ce623c6e55e1 100644
--- a/arch/alpha/kernel/core_tsunami.c
+++ b/arch/alpha/kernel/core_tsunami.c
@@ -443,8 +443,7 @@ tsunami_pci_clr_err(void)
 }
 
 void
-tsunami_machine_check(unsigned long vector, unsigned long la_ptr,
-		      struct pt_regs * regs)
+tsunami_machine_check(unsigned long vector, unsigned long la_ptr)
 {
 	/* Clear error before any reporting.  */
 	mb();
@@ -454,6 +453,6 @@ tsunami_machine_check(unsigned long vector, unsigned long la_ptr,
 	wrmces(0x7);
 	mb();
 
-	process_mcheck_info(vector, la_ptr, regs, "TSUNAMI",
+	process_mcheck_info(vector, la_ptr, "TSUNAMI",
 			    mcheck_expected(smp_processor_id()));
 }
diff --git a/arch/alpha/kernel/core_wildfire.c b/arch/alpha/kernel/core_wildfire.c
index 2b767a1bad96..7e072443d7fd 100644
--- a/arch/alpha/kernel/core_wildfire.c
+++ b/arch/alpha/kernel/core_wildfire.c
@@ -322,8 +322,7 @@ wildfire_init_arch(void)
 }
 
 void
-wildfire_machine_check(unsigned long vector, unsigned long la_ptr,
-		       struct pt_regs * regs)
+wildfire_machine_check(unsigned long vector, unsigned long la_ptr)
 {
 	mb();
 	mb();  /* magic */
@@ -332,7 +331,7 @@ wildfire_machine_check(unsigned long vector, unsigned long la_ptr,
 	wrmces(0x7);
 	mb();
 
-	process_mcheck_info(vector, la_ptr, regs, "WILDFIRE",
+	process_mcheck_info(vector, la_ptr, "WILDFIRE",
 			    mcheck_expected(smp_processor_id()));
 }
 
diff --git a/arch/alpha/kernel/err_ev6.c b/arch/alpha/kernel/err_ev6.c
index 64f59f2fcf5c..69b5f4ea7355 100644
--- a/arch/alpha/kernel/err_ev6.c
+++ b/arch/alpha/kernel/err_ev6.c
@@ -11,6 +11,7 @@
 #include <linux/sched.h>
 
 #include <asm/io.h>
+#include <asm/irq_regs.h>
 #include <asm/hwrpb.h>
 #include <asm/smp.h>
 #include <asm/err_common.h>
@@ -229,7 +230,7 @@ ev6_process_logout_frame(struct el_common *mchk_header, int print)
 }
 
 void
-ev6_machine_check(u64 vector, u64 la_ptr, struct pt_regs *regs)
+ev6_machine_check(u64 vector, u64 la_ptr)
 {
 	struct el_common *mchk_header = (struct el_common *)la_ptr;
 
@@ -260,7 +261,7 @@ ev6_machine_check(u64 vector, u64 la_ptr, struct pt_regs *regs)
 		       (unsigned int)vector, (int)smp_processor_id());
 		
 		ev6_process_logout_frame(mchk_header, 1);
-		dik_show_regs(regs, NULL);
+		dik_show_regs(get_irq_regs(), NULL);
 
 		err_print_prefix = saved_err_prefix;
 	}
diff --git a/arch/alpha/kernel/err_ev7.c b/arch/alpha/kernel/err_ev7.c
index fed6b3d1b803..95463ab1cf35 100644
--- a/arch/alpha/kernel/err_ev7.c
+++ b/arch/alpha/kernel/err_ev7.c
@@ -118,7 +118,7 @@ ev7_collect_logout_frame_subpackets(struct el_subpacket *el_ptr,
 }
 
 void
-ev7_machine_check(u64 vector, u64 la_ptr, struct pt_regs *regs)
+ev7_machine_check(u64 vector, u64 la_ptr)
 {
 	struct el_subpacket *el_ptr = (struct el_subpacket *)la_ptr;
 	char *saved_err_prefix = err_print_prefix;
diff --git a/arch/alpha/kernel/err_impl.h b/arch/alpha/kernel/err_impl.h
index 64e9b73809fa..3c12258158e6 100644
--- a/arch/alpha/kernel/err_impl.h
+++ b/arch/alpha/kernel/err_impl.h
@@ -60,26 +60,26 @@ extern struct ev7_lf_subpackets *
 ev7_collect_logout_frame_subpackets(struct el_subpacket *,
 				    struct ev7_lf_subpackets *);
 extern void ev7_register_error_handlers(void);
-extern void ev7_machine_check(u64, u64, struct pt_regs *);
+extern void ev7_machine_check(u64, u64);
 
 /*
  * err_ev6.c
  */
 extern void ev6_register_error_handlers(void);
 extern int ev6_process_logout_frame(struct el_common *, int);
-extern void ev6_machine_check(u64, u64, struct pt_regs *);
+extern void ev6_machine_check(u64, u64);
 
 /*
  * err_marvel.c
  */
-extern void marvel_machine_check(u64, u64, struct pt_regs *);
+extern void marvel_machine_check(u64, u64);
 extern void marvel_register_error_handlers(void);
 
 /*
  * err_titan.c
  */
 extern int titan_process_logout_frame(struct el_common *, int);
-extern void titan_machine_check(u64, u64, struct pt_regs *);
+extern void titan_machine_check(u64, u64);
 extern void titan_register_error_handlers(void);
 extern int privateer_process_logout_frame(struct el_common *, int);
-extern void privateer_machine_check(u64, u64, struct pt_regs *);
+extern void privateer_machine_check(u64, u64);
diff --git a/arch/alpha/kernel/err_marvel.c b/arch/alpha/kernel/err_marvel.c
index 70b38b1d2af3..f2956ac8dccc 100644
--- a/arch/alpha/kernel/err_marvel.c
+++ b/arch/alpha/kernel/err_marvel.c
@@ -1042,7 +1042,7 @@ marvel_process_logout_frame(struct ev7_lf_subpackets *lf_subpackets, int print)
 }
 
 void
-marvel_machine_check(u64 vector, u64 la_ptr, struct pt_regs *regs)
+marvel_machine_check(u64 vector, u64 la_ptr)
 {
 	struct el_subpacket *el_ptr = (struct el_subpacket *)la_ptr;
 	int (*process_frame)(struct ev7_lf_subpackets *, int) = NULL;
@@ -1077,7 +1077,7 @@ marvel_machine_check(u64 vector, u64 la_ptr, struct pt_regs *regs)
 
 	default:
 		/* Don't know it - pass it up.  */
-		ev7_machine_check(vector, la_ptr, regs);
+		ev7_machine_check(vector, la_ptr);
 		return;
 	}	
 
diff --git a/arch/alpha/kernel/err_titan.c b/arch/alpha/kernel/err_titan.c
index 7e6720d45f02..febe71c6869f 100644
--- a/arch/alpha/kernel/err_titan.c
+++ b/arch/alpha/kernel/err_titan.c
@@ -379,7 +379,7 @@ titan_process_logout_frame(struct el_common *mchk_header, int print)
 }
 
 void
-titan_machine_check(u64 vector, u64 la_ptr, struct pt_regs *regs)
+titan_machine_check(u64 vector, u64 la_ptr)
 {
 	struct el_common *mchk_header = (struct el_common *)la_ptr;
 	struct el_TITAN_sysdata_mcheck *tmchk =
@@ -408,7 +408,7 @@ titan_machine_check(u64 vector, u64 la_ptr, struct pt_regs *regs)
 	 * Only handle system errors here 
 	 */
 	if ((vector != SCB_Q_SYSMCHK) && (vector != SCB_Q_SYSERR)) {
-		ev6_machine_check(vector, la_ptr, regs);
+		ev6_machine_check(vector, la_ptr);
 		return;
 	}
 
@@ -442,7 +442,7 @@ titan_machine_check(u64 vector, u64 la_ptr, struct pt_regs *regs)
 #ifdef CONFIG_VERBOSE_MCHECK
 		titan_process_logout_frame(mchk_header, alpha_verbose_mcheck);
 		if (alpha_verbose_mcheck)
-			dik_show_regs(regs, NULL);
+			dik_show_regs(get_irq_regs(), NULL);
 #endif /* CONFIG_VERBOSE_MCHECK */
 
 		err_print_prefix = saved_err_prefix;
@@ -452,7 +452,7 @@ titan_machine_check(u64 vector, u64 la_ptr, struct pt_regs *regs)
 		 * machine checks to interrupts
 		 */
 		irqmask = tmchk->c_dirx & TITAN_MCHECK_INTERRUPT_MASK;
-		titan_dispatch_irqs(irqmask, regs);
+		titan_dispatch_irqs(irqmask);
 	}	
 
 
@@ -701,7 +701,7 @@ privateer_process_logout_frame(struct el_common *mchk_header, int print)
 }
 
 void
-privateer_machine_check(u64 vector, u64 la_ptr, struct pt_regs *regs)
+privateer_machine_check(u64 vector, u64 la_ptr)
 {
 	struct el_common *mchk_header = (struct el_common *)la_ptr;
 	struct el_TITAN_sysdata_mcheck *tmchk =
@@ -723,7 +723,7 @@ privateer_machine_check(u64 vector, u64 la_ptr, struct pt_regs *regs)
 	 * Only handle system events here.
 	 */
 	if (vector != SCB_Q_SYSEVENT) 
-		return titan_machine_check(vector, la_ptr, regs);
+		return titan_machine_check(vector, la_ptr);
 
 	/*
 	 * Report the event - System Events should be reported even if no
@@ -746,7 +746,7 @@ privateer_machine_check(u64 vector, u64 la_ptr, struct pt_regs *regs)
 	/*
 	 * Dispatch the interrupt(s).
 	 */
-	titan_dispatch_irqs(irqmask, regs);
+	titan_dispatch_irqs(irqmask);
 
 	/* 
 	 * Release the logout frame.
diff --git a/arch/alpha/kernel/irq.c b/arch/alpha/kernel/irq.c
index 729c475d2269..facf82a5499a 100644
--- a/arch/alpha/kernel/irq.c
+++ b/arch/alpha/kernel/irq.c
@@ -127,7 +127,7 @@ unlock:
 #define MAX_ILLEGAL_IRQS 16
 
 void
-handle_irq(int irq, struct pt_regs * regs)
+handle_irq(int irq)
 {	
 	/* 
 	 * We ack quickly, we don't want the irq controller
@@ -157,6 +157,6 @@ handle_irq(int irq, struct pt_regs * regs)
 	 * at IPL 0.
 	 */
 	local_irq_disable();
-	__do_IRQ(irq, regs);
+	__do_IRQ(irq);
 	irq_exit();
 }
diff --git a/arch/alpha/kernel/irq_alpha.c b/arch/alpha/kernel/irq_alpha.c
index ddf5cf8dcb0b..6dd126b8be85 100644
--- a/arch/alpha/kernel/irq_alpha.c
+++ b/arch/alpha/kernel/irq_alpha.c
@@ -39,6 +39,7 @@ asmlinkage void
 do_entInt(unsigned long type, unsigned long vector,
 	  unsigned long la_ptr, struct pt_regs *regs)
 {
+	struct pt_regs *old_regs;
 	switch (type) {
 	case 0:
 #ifdef CONFIG_SMP
@@ -51,6 +52,7 @@ do_entInt(unsigned long type, unsigned long vector,
 #endif
 		break;
 	case 1:
+		old_regs = set_irq_regs(regs);
 #ifdef CONFIG_SMP
 	  {
 		long cpu;
@@ -61,18 +63,23 @@ do_entInt(unsigned long type, unsigned long vector,
 		if (cpu != boot_cpuid) {
 		        kstat_cpu(cpu).irqs[RTC_IRQ]++;
 		} else {
-			handle_irq(RTC_IRQ, regs);
+			handle_irq(RTC_IRQ);
 		}
 	  }
 #else
-		handle_irq(RTC_IRQ, regs);
+		handle_irq(RTC_IRQ);
 #endif
+		set_irq_regs(old_regs);
 		return;
 	case 2:
-		alpha_mv.machine_check(vector, la_ptr, regs);
+		old_regs = set_irq_regs(regs);
+		alpha_mv.machine_check(vector, la_ptr);
+		set_irq_regs(old_regs);
 		return;
 	case 3:
-		alpha_mv.device_interrupt(vector, regs);
+		old_regs = set_irq_regs(regs);
+		alpha_mv.device_interrupt(vector);
+		set_irq_regs(old_regs);
 		return;
 	case 4:
 		perf_irq(la_ptr, regs);
@@ -120,8 +127,7 @@ struct mcheck_info __mcheck_info;
 
 void
 process_mcheck_info(unsigned long vector, unsigned long la_ptr,
-		    struct pt_regs *regs, const char *machine,
-		    int expected)
+		    const char *machine, int expected)
 {
 	struct el_common *mchk_header;
 	const char *reason;
@@ -148,7 +154,7 @@ process_mcheck_info(unsigned long vector, unsigned long la_ptr,
 	mchk_header = (struct el_common *)la_ptr;
 
 	printk(KERN_CRIT "%s machine check: vector=0x%lx pc=0x%lx code=0x%x\n",
-	       machine, vector, regs->pc, mchk_header->code);
+	       machine, vector, get_irq_regs()->pc, mchk_header->code);
 
 	switch (mchk_header->code) {
 	/* Machine check reasons.  Defined according to PALcode sources.  */
@@ -189,7 +195,7 @@ process_mcheck_info(unsigned long vector, unsigned long la_ptr,
 	printk(KERN_CRIT "machine check type: %s%s\n",
 	       reason, mchk_header->retry ? " (retryable)" : "");
 
-	dik_show_regs(regs, NULL);
+	dik_show_regs(get_irq_regs(), NULL);
 
 #ifdef CONFIG_VERBOSE_MCHECK
 	if (alpha_verbose_mcheck > 1) {
diff --git a/arch/alpha/kernel/irq_i8259.c b/arch/alpha/kernel/irq_i8259.c
index ebbadbc0c36a..9405bee9894e 100644
--- a/arch/alpha/kernel/irq_i8259.c
+++ b/arch/alpha/kernel/irq_i8259.c
@@ -137,7 +137,7 @@ init_i8259a_irqs(void)
 
 #if defined(IACK_SC)
 void
-isa_device_interrupt(unsigned long vector, struct pt_regs *regs)
+isa_device_interrupt(unsigned long vector)
 {
 	/*
 	 * Generate a PCI interrupt acknowledge cycle.  The PIC will
@@ -147,13 +147,13 @@ isa_device_interrupt(unsigned long vector, struct pt_regs *regs)
 	 */
 	int j = *(vuip) IACK_SC;
 	j &= 0xff;
-	handle_irq(j, regs);
+	handle_irq(j);
 }
 #endif
 
 #if defined(CONFIG_ALPHA_GENERIC) || !defined(IACK_SC)
 void
-isa_no_iack_sc_device_interrupt(unsigned long vector, struct pt_regs *regs)
+isa_no_iack_sc_device_interrupt(unsigned long vector)
 {
 	unsigned long pic;
 
@@ -176,7 +176,7 @@ isa_no_iack_sc_device_interrupt(unsigned long vector, struct pt_regs *regs)
 	while (pic) {
 		int j = ffz(~pic);
 		pic &= pic - 1;
-		handle_irq(j, regs);
+		handle_irq(j);
 	}
 }
 #endif
diff --git a/arch/alpha/kernel/irq_impl.h b/arch/alpha/kernel/irq_impl.h
index f201d8ffc0d9..cc9a8a7aa279 100644
--- a/arch/alpha/kernel/irq_impl.h
+++ b/arch/alpha/kernel/irq_impl.h
@@ -15,10 +15,10 @@
 
 #define RTC_IRQ    8
 
-extern void isa_device_interrupt(unsigned long, struct pt_regs *);
-extern void isa_no_iack_sc_device_interrupt(unsigned long, struct pt_regs *);
-extern void srm_device_interrupt(unsigned long, struct pt_regs *);
-extern void pyxis_device_interrupt(unsigned long, struct pt_regs *);
+extern void isa_device_interrupt(unsigned long);
+extern void isa_no_iack_sc_device_interrupt(unsigned long);
+extern void srm_device_interrupt(unsigned long);
+extern void pyxis_device_interrupt(unsigned long);
 
 extern struct irqaction timer_irqaction;
 extern struct irqaction isa_cascade_irqaction;
@@ -39,4 +39,4 @@ extern void i8259a_end_irq(unsigned int);
 extern struct hw_interrupt_type i8259a_irq_type;
 extern void init_i8259a_irqs(void);
 
-extern void handle_irq(int irq, struct pt_regs * regs);
+extern void handle_irq(int irq);
diff --git a/arch/alpha/kernel/irq_pyxis.c b/arch/alpha/kernel/irq_pyxis.c
index 3b581415bab0..d53edbccbfe5 100644
--- a/arch/alpha/kernel/irq_pyxis.c
+++ b/arch/alpha/kernel/irq_pyxis.c
@@ -81,7 +81,7 @@ static struct hw_interrupt_type pyxis_irq_type = {
 };
 
 void 
-pyxis_device_interrupt(unsigned long vector, struct pt_regs *regs)
+pyxis_device_interrupt(unsigned long vector)
 {
 	unsigned long pld;
 	unsigned int i;
@@ -98,9 +98,9 @@ pyxis_device_interrupt(unsigned long vector, struct pt_regs *regs)
 		i = ffz(~pld);
 		pld &= pld - 1; /* clear least bit set */
 		if (i == 7)
-			isa_device_interrupt(vector, regs);
+			isa_device_interrupt(vector);
 		else
-			handle_irq(16+i, regs);
+			handle_irq(16+i);
 	}
 }
 
diff --git a/arch/alpha/kernel/irq_srm.c b/arch/alpha/kernel/irq_srm.c
index 8e4d121f84cc..32212014fbe9 100644
--- a/arch/alpha/kernel/irq_srm.c
+++ b/arch/alpha/kernel/irq_srm.c
@@ -72,8 +72,8 @@ init_srm_irqs(long max, unsigned long ignore_mask)
 }
 
 void 
-srm_device_interrupt(unsigned long vector, struct pt_regs * regs)
+srm_device_interrupt(unsigned long vector)
 {
 	int irq = (vector - 0x800) >> 4;
-	handle_irq(irq, regs);
+	handle_irq(irq);
 }
diff --git a/arch/alpha/kernel/proto.h b/arch/alpha/kernel/proto.h
index 21f71287b6f5..95912ecc65e1 100644
--- a/arch/alpha/kernel/proto.h
+++ b/arch/alpha/kernel/proto.h
@@ -20,7 +20,7 @@ struct pci_controller;
 extern struct pci_ops apecs_pci_ops;
 extern void apecs_init_arch(void);
 extern void apecs_pci_clr_err(void);
-extern void apecs_machine_check(u64, u64, struct pt_regs *);
+extern void apecs_machine_check(u64, u64);
 extern void apecs_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
 
 /* core_cia.c */
@@ -29,27 +29,27 @@ extern void cia_init_pci(void);
 extern void cia_init_arch(void);
 extern void pyxis_init_arch(void);
 extern void cia_kill_arch(int);
-extern void cia_machine_check(u64, u64, struct pt_regs *);
+extern void cia_machine_check(u64, u64);
 extern void cia_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
 
 /* core_irongate.c */
 extern struct pci_ops irongate_pci_ops;
 extern int irongate_pci_clr_err(void);
 extern void irongate_init_arch(void);
-extern void irongate_machine_check(u64, u64, struct pt_regs *);
+extern void irongate_machine_check(u64, u64);
 #define irongate_pci_tbi ((void *)0)
 
 /* core_lca.c */
 extern struct pci_ops lca_pci_ops;
 extern void lca_init_arch(void);
-extern void lca_machine_check(u64, u64, struct pt_regs *);
+extern void lca_machine_check(u64, u64);
 extern void lca_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
 
 /* core_marvel.c */
 extern struct pci_ops marvel_pci_ops;
 extern void marvel_init_arch(void);
 extern void marvel_kill_arch(int);
-extern void marvel_machine_check(u64, u64, struct pt_regs *);
+extern void marvel_machine_check(u64, u64);
 extern void marvel_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
 extern int marvel_pa_to_nid(unsigned long);
 extern int marvel_cpuid_to_nid(int);
@@ -64,7 +64,7 @@ void io7_clear_errors(struct io7 *io7);
 extern struct pci_ops mcpcia_pci_ops;
 extern void mcpcia_init_arch(void);
 extern void mcpcia_init_hoses(void);
-extern void mcpcia_machine_check(u64, u64, struct pt_regs *);
+extern void mcpcia_machine_check(u64, u64);
 extern void mcpcia_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
 
 /* core_polaris.c */
@@ -72,21 +72,21 @@ extern struct pci_ops polaris_pci_ops;
 extern int polaris_read_config_dword(struct pci_dev *, int, u32 *);
 extern int polaris_write_config_dword(struct pci_dev *, int, u32);
 extern void polaris_init_arch(void);
-extern void polaris_machine_check(u64, u64, struct pt_regs *);
+extern void polaris_machine_check(u64, u64);
 #define polaris_pci_tbi ((void *)0)
 
 /* core_t2.c */
 extern struct pci_ops t2_pci_ops;
 extern void t2_init_arch(void);
 extern void t2_kill_arch(int);
-extern void t2_machine_check(u64, u64, struct pt_regs *);
+extern void t2_machine_check(u64, u64);
 extern void t2_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
 
 /* core_titan.c */
 extern struct pci_ops titan_pci_ops;
 extern void titan_init_arch(void);
 extern void titan_kill_arch(int);
-extern void titan_machine_check(u64, u64, struct pt_regs *);
+extern void titan_machine_check(u64, u64);
 extern void titan_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
 extern struct _alpha_agp_info *titan_agp_info(void);
 
@@ -94,14 +94,14 @@ extern struct _alpha_agp_info *titan_agp_info(void);
 extern struct pci_ops tsunami_pci_ops;
 extern void tsunami_init_arch(void);
 extern void tsunami_kill_arch(int);
-extern void tsunami_machine_check(u64, u64, struct pt_regs *);
+extern void tsunami_machine_check(u64, u64);
 extern void tsunami_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
 
 /* core_wildfire.c */
 extern struct pci_ops wildfire_pci_ops;
 extern void wildfire_init_arch(void);
 extern void wildfire_kill_arch(int);
-extern void wildfire_machine_check(u64, u64, struct pt_regs *);
+extern void wildfire_machine_check(u64, u64);
 extern void wildfire_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
 extern int wildfire_pa_to_nid(unsigned long);
 extern int wildfire_cpuid_to_nid(int);
@@ -133,7 +133,7 @@ extern void smp_percpu_timer_interrupt(struct pt_regs *);
 /* extern void reset_for_srm(void); */
 
 /* time.c */
-extern irqreturn_t timer_interrupt(int irq, void *dev, struct pt_regs * regs);
+extern irqreturn_t timer_interrupt(int irq, void *dev);
 extern void common_init_rtc(void);
 extern unsigned long est_cycle_freq;
 
@@ -177,7 +177,7 @@ extern void dik_show_regs(struct pt_regs *regs, unsigned long *r9_15);
 extern void die_if_kernel(char *, struct pt_regs *, long, unsigned long *);
 
 /* sys_titan.c */
-extern void titan_dispatch_irqs(u64, struct pt_regs *);
+extern void titan_dispatch_irqs(u64);
 
 /* ../mm/init.c */
 extern void switch_to_system_map(void);
@@ -214,5 +214,4 @@ extern struct mcheck_info
 #endif
 
 extern void process_mcheck_info(unsigned long vector, unsigned long la_ptr,
-				struct pt_regs *regs, const char *machine,
-				int expected);
+				const char *machine, int expected);
diff --git a/arch/alpha/kernel/smp.c b/arch/alpha/kernel/smp.c
index 4dc273e537fd..596780e2c7da 100644
--- a/arch/alpha/kernel/smp.c
+++ b/arch/alpha/kernel/smp.c
@@ -515,12 +515,15 @@ smp_cpus_done(unsigned int max_cpus)
 void
 smp_percpu_timer_interrupt(struct pt_regs *regs)
 {
+	struct pt_regs *old_regs;
 	int cpu = smp_processor_id();
 	unsigned long user = user_mode(regs);
 	struct cpuinfo_alpha *data = &cpu_data[cpu];
 
+	old_regs = set_irq_regs(regs);
+
 	/* Record kernel PC.  */
-	profile_tick(CPU_PROFILING, regs);
+	profile_tick(CPU_PROFILING);
 
 	if (!--data->prof_counter) {
 		/* We need to make like a normal interrupt -- otherwise
@@ -534,6 +537,7 @@ smp_percpu_timer_interrupt(struct pt_regs *regs)
 
 		irq_exit();
 	}
+	set_irq_regs(old_regs);
 }
 
 int __init
diff --git a/arch/alpha/kernel/sys_alcor.c b/arch/alpha/kernel/sys_alcor.c
index d6926b7b1e99..49bedfbbd31b 100644
--- a/arch/alpha/kernel/sys_alcor.c
+++ b/arch/alpha/kernel/sys_alcor.c
@@ -100,7 +100,7 @@ static struct hw_interrupt_type alcor_irq_type = {
 };
 
 static void
-alcor_device_interrupt(unsigned long vector, struct pt_regs *regs)
+alcor_device_interrupt(unsigned long vector)
 {
 	unsigned long pld;
 	unsigned int i;
@@ -116,9 +116,9 @@ alcor_device_interrupt(unsigned long vector, struct pt_regs *regs)
 		i = ffz(~pld);
 		pld &= pld - 1; /* clear least bit set */
 		if (i == 31) {
-			isa_device_interrupt(vector, regs);
+			isa_device_interrupt(vector);
 		} else {
-			handle_irq(16 + i, regs);
+			handle_irq(16 + i);
 		}
 	}
 }
diff --git a/arch/alpha/kernel/sys_cabriolet.c b/arch/alpha/kernel/sys_cabriolet.c
index 25a215067da8..ace475c124f6 100644
--- a/arch/alpha/kernel/sys_cabriolet.c
+++ b/arch/alpha/kernel/sys_cabriolet.c
@@ -82,7 +82,7 @@ static struct hw_interrupt_type cabriolet_irq_type = {
 };
 
 static void 
-cabriolet_device_interrupt(unsigned long v, struct pt_regs *r)
+cabriolet_device_interrupt(unsigned long v)
 {
 	unsigned long pld;
 	unsigned int i;
@@ -98,15 +98,15 @@ cabriolet_device_interrupt(unsigned long v, struct pt_regs *r)
 		i = ffz(~pld);
 		pld &= pld - 1;	/* clear least bit set */
 		if (i == 4) {
-			isa_device_interrupt(v, r);
+			isa_device_interrupt(v);
 		} else {
-			handle_irq(16 + i, r);
+			handle_irq(16 + i);
 		}
 	}
 }
 
 static void __init
-common_init_irq(void (*srm_dev_int)(unsigned long v, struct pt_regs *r))
+common_init_irq(void (*srm_dev_int)(unsigned long v))
 {
 	init_i8259a_irqs();
 
@@ -154,18 +154,18 @@ cabriolet_init_irq(void)
    too invasive though.  */
 
 static void
-pc164_srm_device_interrupt(unsigned long v, struct pt_regs *r)
+pc164_srm_device_interrupt(unsigned long v)
 {
 	__min_ipl = getipl();
-	srm_device_interrupt(v, r);
+	srm_device_interrupt(v);
 	__min_ipl = 0;
 }
 
 static void
-pc164_device_interrupt(unsigned long v, struct pt_regs *r)
+pc164_device_interrupt(unsigned long v)
 {
 	__min_ipl = getipl();
-	cabriolet_device_interrupt(v, r);
+	cabriolet_device_interrupt(v);
 	__min_ipl = 0;
 }
 
diff --git a/arch/alpha/kernel/sys_dp264.c b/arch/alpha/kernel/sys_dp264.c
index dd6103b867e7..85d2f933dd07 100644
--- a/arch/alpha/kernel/sys_dp264.c
+++ b/arch/alpha/kernel/sys_dp264.c
@@ -217,7 +217,7 @@ static struct hw_interrupt_type clipper_irq_type = {
 };
 
 static void
-dp264_device_interrupt(unsigned long vector, struct pt_regs * regs)
+dp264_device_interrupt(unsigned long vector)
 {
 #if 1
 	printk("dp264_device_interrupt: NOT IMPLEMENTED YET!! \n");
@@ -236,9 +236,9 @@ dp264_device_interrupt(unsigned long vector, struct pt_regs * regs)
 		i = ffz(~pld);
 		pld &= pld - 1; /* clear least bit set */
 		if (i == 55)
-			isa_device_interrupt(vector, regs);
+			isa_device_interrupt(vector);
 		else
-			handle_irq(16 + i, 16 + i, regs);
+			handle_irq(16 + i);
 #if 0
 		TSUNAMI_cchip->dir0.csr = 1UL << i; mb();
 		tmp = TSUNAMI_cchip->dir0.csr;
@@ -248,7 +248,7 @@ dp264_device_interrupt(unsigned long vector, struct pt_regs * regs)
 }
 
 static void 
-dp264_srm_device_interrupt(unsigned long vector, struct pt_regs * regs)
+dp264_srm_device_interrupt(unsigned long vector)
 {
 	int irq;
 
@@ -268,11 +268,11 @@ dp264_srm_device_interrupt(unsigned long vector, struct pt_regs * regs)
 	if (irq >= 32)
 		irq -= 16;
 
-	handle_irq(irq, regs);
+	handle_irq(irq);
 }
 
 static void 
-clipper_srm_device_interrupt(unsigned long vector, struct pt_regs * regs)
+clipper_srm_device_interrupt(unsigned long vector)
 {
 	int irq;
 
@@ -290,7 +290,7 @@ clipper_srm_device_interrupt(unsigned long vector, struct pt_regs * regs)
 	 *
 	 * Eg IRQ 24 is DRIR bit 8, etc, etc
 	 */
-	handle_irq(irq, regs);
+	handle_irq(irq);
 }
 
 static void __init
diff --git a/arch/alpha/kernel/sys_eb64p.c b/arch/alpha/kernel/sys_eb64p.c
index ed108b66ec09..9c5a306dc0ee 100644
--- a/arch/alpha/kernel/sys_eb64p.c
+++ b/arch/alpha/kernel/sys_eb64p.c
@@ -80,7 +80,7 @@ static struct hw_interrupt_type eb64p_irq_type = {
 };
 
 static void 
-eb64p_device_interrupt(unsigned long vector, struct pt_regs *regs)
+eb64p_device_interrupt(unsigned long vector)
 {
 	unsigned long pld;
 	unsigned int i;
@@ -97,9 +97,9 @@ eb64p_device_interrupt(unsigned long vector, struct pt_regs *regs)
 		pld &= pld - 1;	/* clear least bit set */
 
 		if (i == 5) {
-			isa_device_interrupt(vector, regs);
+			isa_device_interrupt(vector);
 		} else {
-			handle_irq(16 + i, regs);
+			handle_irq(16 + i);
 		}
 	}
 }
diff --git a/arch/alpha/kernel/sys_eiger.c b/arch/alpha/kernel/sys_eiger.c
index 64a785baf53a..7ef3b6fb3700 100644
--- a/arch/alpha/kernel/sys_eiger.c
+++ b/arch/alpha/kernel/sys_eiger.c
@@ -91,7 +91,7 @@ static struct hw_interrupt_type eiger_irq_type = {
 };
 
 static void
-eiger_device_interrupt(unsigned long vector, struct pt_regs * regs)
+eiger_device_interrupt(unsigned long vector)
 {
 	unsigned intstatus;
 
@@ -118,20 +118,20 @@ eiger_device_interrupt(unsigned long vector, struct pt_regs * regs)
 		 * despatch an interrupt if it's set.
 		 */
 
-		if (intstatus & 8) handle_irq(16+3, regs);
-		if (intstatus & 4) handle_irq(16+2, regs);
-		if (intstatus & 2) handle_irq(16+1, regs);
-		if (intstatus & 1) handle_irq(16+0, regs);
+		if (intstatus & 8) handle_irq(16+3);
+		if (intstatus & 4) handle_irq(16+2);
+		if (intstatus & 2) handle_irq(16+1);
+		if (intstatus & 1) handle_irq(16+0);
 	} else {
-		isa_device_interrupt(vector, regs);
+		isa_device_interrupt(vector);
 	}
 }
 
 static void
-eiger_srm_device_interrupt(unsigned long vector, struct pt_regs * regs)
+eiger_srm_device_interrupt(unsigned long vector)
 {
 	int irq = (vector - 0x800) >> 4;
-	handle_irq(irq, regs);
+	handle_irq(irq);
 }
 
 static void __init
diff --git a/arch/alpha/kernel/sys_jensen.c b/arch/alpha/kernel/sys_jensen.c
index 4ac2b328b8de..2c3de97de46c 100644
--- a/arch/alpha/kernel/sys_jensen.c
+++ b/arch/alpha/kernel/sys_jensen.c
@@ -129,7 +129,7 @@ static struct hw_interrupt_type jensen_local_irq_type = {
 };
 
 static void 
-jensen_device_interrupt(unsigned long vector, struct pt_regs * regs)
+jensen_device_interrupt(unsigned long vector)
 {
 	int irq;
 
@@ -189,7 +189,7 @@ jensen_device_interrupt(unsigned long vector, struct pt_regs * regs)
           if (cc - last_msg > ((JENSEN_CYCLES_PER_SEC) * 3) ||
 	      irq != last_irq) {
                 printk(KERN_CRIT " irq %d count %d cc %u @ %lx\n",
-                       irq, count, cc-last_cc, regs->pc);
+                       irq, count, cc-last_cc, get_irq_regs()->pc);
                 count = 0;
                 last_msg = cc;
                 last_irq = irq;
@@ -198,7 +198,7 @@ jensen_device_interrupt(unsigned long vector, struct pt_regs * regs)
         }
 #endif
 
-	handle_irq(irq, regs);
+	handle_irq(irq);
 }
 
 static void __init
@@ -244,7 +244,7 @@ jensen_init_arch(void)
 }
 
 static void
-jensen_machine_check (u64 vector, u64 la, struct pt_regs *regs)
+jensen_machine_check (u64 vector, u64 la)
 {
 	printk(KERN_CRIT "Machine check\n");
 }
diff --git a/arch/alpha/kernel/sys_marvel.c b/arch/alpha/kernel/sys_marvel.c
index 36d215954376..e349f03b830e 100644
--- a/arch/alpha/kernel/sys_marvel.c
+++ b/arch/alpha/kernel/sys_marvel.c
@@ -38,7 +38,7 @@
  * Interrupt handling.
  */
 static void 
-io7_device_interrupt(unsigned long vector, struct pt_regs * regs)
+io7_device_interrupt(unsigned long vector)
 {
 	unsigned int pid;
 	unsigned int irq;
@@ -64,7 +64,7 @@ io7_device_interrupt(unsigned long vector, struct pt_regs * regs)
 	irq &= MARVEL_IRQ_VEC_IRQ_MASK;		/* not too many bits */
 	irq |= pid << MARVEL_IRQ_VEC_PE_SHIFT;	/* merge the pid     */
 
-	handle_irq(irq, regs);
+	handle_irq(irq);
 }
 
 static volatile unsigned long *
diff --git a/arch/alpha/kernel/sys_miata.c b/arch/alpha/kernel/sys_miata.c
index 61ac56f8eeea..b8b817feb1ee 100644
--- a/arch/alpha/kernel/sys_miata.c
+++ b/arch/alpha/kernel/sys_miata.c
@@ -33,7 +33,7 @@
 
 
 static void 
-miata_srm_device_interrupt(unsigned long vector, struct pt_regs * regs)
+miata_srm_device_interrupt(unsigned long vector)
 {
 	int irq;
 
@@ -56,7 +56,7 @@ miata_srm_device_interrupt(unsigned long vector, struct pt_regs * regs)
 	if (irq >= 16)
 		irq = irq + 8;
 
-	handle_irq(irq, regs);
+	handle_irq(irq);
 }
 
 static void __init
diff --git a/arch/alpha/kernel/sys_mikasa.c b/arch/alpha/kernel/sys_mikasa.c
index cc4c58111366..8d3e9429c5ee 100644
--- a/arch/alpha/kernel/sys_mikasa.c
+++ b/arch/alpha/kernel/sys_mikasa.c
@@ -79,7 +79,7 @@ static struct hw_interrupt_type mikasa_irq_type = {
 };
 
 static void 
-mikasa_device_interrupt(unsigned long vector, struct pt_regs *regs)
+mikasa_device_interrupt(unsigned long vector)
 {
 	unsigned long pld;
 	unsigned int i;
@@ -97,9 +97,9 @@ mikasa_device_interrupt(unsigned long vector, struct pt_regs *regs)
 		i = ffz(~pld);
 		pld &= pld - 1; /* clear least bit set */
 		if (i < 16) {
-			isa_device_interrupt(vector, regs);
+			isa_device_interrupt(vector);
 		} else {
-			handle_irq(i, regs);
+			handle_irq(i);
 		}
 	}
 }
@@ -182,8 +182,7 @@ mikasa_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
 
 #if defined(CONFIG_ALPHA_GENERIC) || !defined(CONFIG_ALPHA_PRIMO)
 static void
-mikasa_apecs_machine_check(unsigned long vector, unsigned long la_ptr,
-		           struct pt_regs * regs)
+mikasa_apecs_machine_check(unsigned long vector, unsigned long la_ptr)
 {
 #define MCHK_NO_DEVSEL 0x205U
 #define MCHK_NO_TABT 0x204U
@@ -202,7 +201,7 @@ mikasa_apecs_machine_check(unsigned long vector, unsigned long la_ptr,
 	mb();
 
 	code = mchk_header->code;
-	process_mcheck_info(vector, la_ptr, regs, "MIKASA APECS",
+	process_mcheck_info(vector, la_ptr, "MIKASA APECS",
 			    (mcheck_expected(0)
 			     && (code == MCHK_NO_DEVSEL
 			         || code == MCHK_NO_TABT)));
diff --git a/arch/alpha/kernel/sys_nautilus.c b/arch/alpha/kernel/sys_nautilus.c
index c0d696efec5b..93744bab73fb 100644
--- a/arch/alpha/kernel/sys_nautilus.c
+++ b/arch/alpha/kernel/sys_nautilus.c
@@ -124,8 +124,7 @@ naut_sys_machine_check(unsigned long vector, unsigned long la_ptr,
    in the system.  They are analysed separately but all starts here.  */
 
 void
-nautilus_machine_check(unsigned long vector, unsigned long la_ptr,
-		       struct pt_regs *regs)
+nautilus_machine_check(unsigned long vector, unsigned long la_ptr)
 {
 	char *mchk_class;
 
@@ -165,7 +164,7 @@ nautilus_machine_check(unsigned long vector, unsigned long la_ptr,
 	else if (vector == SCB_Q_SYSMCHK)
 		mchk_class = "Fatal";
 	else {
-		ev6_machine_check(vector, la_ptr, regs);
+		ev6_machine_check(vector, la_ptr);
 		return;
 	}
 
@@ -173,7 +172,7 @@ nautilus_machine_check(unsigned long vector, unsigned long la_ptr,
 			 "[%s System Machine Check (NMI)]\n",
 	       vector, mchk_class);
 
-	naut_sys_machine_check(vector, la_ptr, regs);
+	naut_sys_machine_check(vector, la_ptr, get_irq_regs());
 
 	/* Tell the PALcode to clear the machine check */
 	draina();
diff --git a/arch/alpha/kernel/sys_noritake.c b/arch/alpha/kernel/sys_noritake.c
index 2d3cff7e8c5f..de6ba3432e8a 100644
--- a/arch/alpha/kernel/sys_noritake.c
+++ b/arch/alpha/kernel/sys_noritake.c
@@ -77,7 +77,7 @@ static struct hw_interrupt_type noritake_irq_type = {
 };
 
 static void 
-noritake_device_interrupt(unsigned long vector, struct pt_regs *regs)
+noritake_device_interrupt(unsigned long vector)
 {
 	unsigned long pld;
 	unsigned int i;
@@ -96,15 +96,15 @@ noritake_device_interrupt(unsigned long vector, struct pt_regs *regs)
 		i = ffz(~pld);
 		pld &= pld - 1; /* clear least bit set */
 		if (i < 16) {
-			isa_device_interrupt(vector, regs);
+			isa_device_interrupt(vector);
 		} else {
-			handle_irq(i, regs);
+			handle_irq(i);
 		}
 	}
 }
 
 static void 
-noritake_srm_device_interrupt(unsigned long vector, struct pt_regs * regs)
+noritake_srm_device_interrupt(unsigned long vector)
 {
 	int irq;
 
@@ -122,7 +122,7 @@ noritake_srm_device_interrupt(unsigned long vector, struct pt_regs * regs)
 	if (irq >= 16)
 		irq = irq + 1;
 
-	handle_irq(irq, regs);
+	handle_irq(irq);
 }
 
 static void __init
@@ -264,8 +264,7 @@ noritake_swizzle(struct pci_dev *dev, u8 *pinp)
 
 #if defined(CONFIG_ALPHA_GENERIC) || !defined(CONFIG_ALPHA_PRIMO)
 static void
-noritake_apecs_machine_check(unsigned long vector, unsigned long la_ptr,
-			     struct pt_regs * regs)
+noritake_apecs_machine_check(unsigned long vector, unsigned long la_ptr)
 {
 #define MCHK_NO_DEVSEL 0x205U
 #define MCHK_NO_TABT 0x204U
@@ -284,7 +283,7 @@ noritake_apecs_machine_check(unsigned long vector, unsigned long la_ptr,
         mb();
 
         code = mchk_header->code;
-        process_mcheck_info(vector, la_ptr, regs, "NORITAKE APECS",
+        process_mcheck_info(vector, la_ptr, "NORITAKE APECS",
                             (mcheck_expected(0)
                              && (code == MCHK_NO_DEVSEL
                                  || code == MCHK_NO_TABT)));
diff --git a/arch/alpha/kernel/sys_rawhide.c b/arch/alpha/kernel/sys_rawhide.c
index 949607e3d6fb..581d08c70b92 100644
--- a/arch/alpha/kernel/sys_rawhide.c
+++ b/arch/alpha/kernel/sys_rawhide.c
@@ -134,7 +134,7 @@ static struct hw_interrupt_type rawhide_irq_type = {
 };
 
 static void 
-rawhide_srm_device_interrupt(unsigned long vector, struct pt_regs * regs)
+rawhide_srm_device_interrupt(unsigned long vector)
 {
 	int irq;
 
@@ -158,7 +158,7 @@ rawhide_srm_device_interrupt(unsigned long vector, struct pt_regs * regs)
 	/* Adjust by which hose it is from.  */
 	irq -= ((irq + 16) >> 2) & 0x38;
 
-	handle_irq(irq, regs);
+	handle_irq(irq);
 }
 
 static void __init
diff --git a/arch/alpha/kernel/sys_rx164.c b/arch/alpha/kernel/sys_rx164.c
index 6ae506052635..ce1faa6f1df1 100644
--- a/arch/alpha/kernel/sys_rx164.c
+++ b/arch/alpha/kernel/sys_rx164.c
@@ -83,7 +83,7 @@ static struct hw_interrupt_type rx164_irq_type = {
 };
 
 static void 
-rx164_device_interrupt(unsigned long vector, struct pt_regs *regs)
+rx164_device_interrupt(unsigned long vector)
 {
 	unsigned long pld;
 	volatile unsigned int *dirr;
@@ -102,9 +102,9 @@ rx164_device_interrupt(unsigned long vector, struct pt_regs *regs)
 		i = ffz(~pld);
 		pld &= pld - 1; /* clear least bit set */
 		if (i == 20) {
-			isa_no_iack_sc_device_interrupt(vector, regs);
+			isa_no_iack_sc_device_interrupt(vector);
 		} else {
-			handle_irq(16+i, regs);
+			handle_irq(16+i);
 		}
 	}
 }
diff --git a/arch/alpha/kernel/sys_sable.c b/arch/alpha/kernel/sys_sable.c
index a7a14647b50e..906019cfa681 100644
--- a/arch/alpha/kernel/sys_sable.c
+++ b/arch/alpha/kernel/sys_sable.c
@@ -512,7 +512,7 @@ static struct hw_interrupt_type sable_lynx_irq_type = {
 };
 
 static void 
-sable_lynx_srm_device_interrupt(unsigned long vector, struct pt_regs * regs)
+sable_lynx_srm_device_interrupt(unsigned long vector)
 {
 	/* Note that the vector reported by the SRM PALcode corresponds
 	   to the interrupt mask bits, but we have to manage via the
@@ -526,7 +526,7 @@ sable_lynx_srm_device_interrupt(unsigned long vector, struct pt_regs * regs)
 	printk("%s: vector 0x%lx bit 0x%x irq 0x%x\n",
 	       __FUNCTION__, vector, bit, irq);
 #endif
-	handle_irq(irq, regs);
+	handle_irq(irq);
 }
 
 static void __init
diff --git a/arch/alpha/kernel/sys_takara.c b/arch/alpha/kernel/sys_takara.c
index 2c75cd1fd81a..9bd9a31450c6 100644
--- a/arch/alpha/kernel/sys_takara.c
+++ b/arch/alpha/kernel/sys_takara.c
@@ -85,7 +85,7 @@ static struct hw_interrupt_type takara_irq_type = {
 };
 
 static void
-takara_device_interrupt(unsigned long vector, struct pt_regs *regs)
+takara_device_interrupt(unsigned long vector)
 {
 	unsigned intstatus;
 
@@ -112,20 +112,20 @@ takara_device_interrupt(unsigned long vector, struct pt_regs *regs)
 		 * despatch an interrupt if it's set.
 		 */
 
-		if (intstatus & 8) handle_irq(16+3, regs);
-		if (intstatus & 4) handle_irq(16+2, regs);
-		if (intstatus & 2) handle_irq(16+1, regs);
-		if (intstatus & 1) handle_irq(16+0, regs);
+		if (intstatus & 8) handle_irq(16+3);
+		if (intstatus & 4) handle_irq(16+2);
+		if (intstatus & 2) handle_irq(16+1);
+		if (intstatus & 1) handle_irq(16+0);
 	} else {
-		isa_device_interrupt (vector, regs);
+		isa_device_interrupt (vector);
 	}
 }
 
 static void 
-takara_srm_device_interrupt(unsigned long vector, struct pt_regs * regs)
+takara_srm_device_interrupt(unsigned long vector)
 {
 	int irq = (vector - 0x800) >> 4;
-	handle_irq(irq, regs);
+	handle_irq(irq);
 }
 
 static void __init
diff --git a/arch/alpha/kernel/sys_titan.c b/arch/alpha/kernel/sys_titan.c
index 302aab38d95f..29ab7db81c30 100644
--- a/arch/alpha/kernel/sys_titan.c
+++ b/arch/alpha/kernel/sys_titan.c
@@ -167,18 +167,18 @@ titan_set_irq_affinity(unsigned int irq, cpumask_t affinity)
 }
 
 static void
-titan_device_interrupt(unsigned long vector, struct pt_regs * regs)
+titan_device_interrupt(unsigned long vector)
 {
 	printk("titan_device_interrupt: NOT IMPLEMENTED YET!! \n");
 }
 
 static void 
-titan_srm_device_interrupt(unsigned long vector, struct pt_regs * regs)
+titan_srm_device_interrupt(unsigned long vector)
 {
 	int irq;
 
 	irq = (vector - 0x800) >> 4;
-	handle_irq(irq, regs);
+	handle_irq(irq);
 }
 
 
@@ -204,7 +204,7 @@ static struct hw_interrupt_type titan_irq_type = {
 };
 
 static irqreturn_t
-titan_intr_nop(int irq, void *dev_id, struct pt_regs *regs)                    
+titan_intr_nop(int irq, void *dev_id)
 {
       /*
        * This is a NOP interrupt handler for the purposes of
@@ -243,7 +243,7 @@ titan_legacy_init_irq(void)
 }
 
 void
-titan_dispatch_irqs(u64 mask, struct pt_regs *regs)
+titan_dispatch_irqs(u64 mask)
 {
 	unsigned long vector;
 
@@ -263,7 +263,7 @@ titan_dispatch_irqs(u64 mask, struct pt_regs *regs)
 		vector = 0x900 + (vector << 4);	/* convert to SRM vector */
 		
 		/* dispatch it */
-		alpha_mv.device_interrupt(vector, regs);
+		alpha_mv.device_interrupt(vector);
 	}
 }
   
diff --git a/arch/alpha/kernel/sys_wildfire.c b/arch/alpha/kernel/sys_wildfire.c
index 22c5798fe083..42c3eede4d09 100644
--- a/arch/alpha/kernel/sys_wildfire.c
+++ b/arch/alpha/kernel/sys_wildfire.c
@@ -234,7 +234,7 @@ wildfire_init_irq(void)
 }
 
 static void 
-wildfire_device_interrupt(unsigned long vector, struct pt_regs * regs)
+wildfire_device_interrupt(unsigned long vector)
 {
 	int irq;
 
@@ -246,7 +246,7 @@ wildfire_device_interrupt(unsigned long vector, struct pt_regs * regs)
 	 * bits 5-0:	irq in PCA
 	 */
 
-	handle_irq(irq, regs);
+	handle_irq(irq);
 	return;
 }
 
diff --git a/arch/alpha/kernel/time.c b/arch/alpha/kernel/time.c
index 581ddcc22fc5..cf0666523989 100644
--- a/arch/alpha/kernel/time.c
+++ b/arch/alpha/kernel/time.c
@@ -104,7 +104,7 @@ unsigned long long sched_clock(void)
  * timer_interrupt() needs to keep up the real-time clock,
  * as well as call the "do_timer()" routine every clocktick
  */
-irqreturn_t timer_interrupt(int irq, void *dev, struct pt_regs * regs)
+irqreturn_t timer_interrupt(int irq, void *dev)
 {
 	unsigned long delta;
 	__u32 now;
@@ -112,7 +112,7 @@ irqreturn_t timer_interrupt(int irq, void *dev, struct pt_regs * regs)
 
 #ifndef CONFIG_SMP
 	/* Not SMP, do kernel PC profiling here.  */
-	profile_tick(CPU_PROFILING, regs);
+	profile_tick(CPU_PROFILING);
 #endif
 
 	write_seqlock(&xtime_lock);
@@ -132,7 +132,7 @@ irqreturn_t timer_interrupt(int irq, void *dev, struct pt_regs * regs)
 	while (nticks > 0) {
 		do_timer(1);
 #ifndef CONFIG_SMP
-		update_process_times(user_mode(regs));
+		update_process_times(user_mode(get_irq_regs()));
 #endif
 		nticks--;
 	}
diff --git a/arch/arm/common/locomo.c b/arch/arm/common/locomo.c
index 181ef1ead5b8..80a72c75214f 100644
--- a/arch/arm/common/locomo.c
+++ b/arch/arm/common/locomo.c
@@ -163,8 +163,7 @@ static struct locomo_dev_info locomo_devices[] = {
 #define	LOCOMO_IRQ_LT_START	(IRQ_LOCOMO_LT)
 #define	LOCOMO_IRQ_SPI_START	(IRQ_LOCOMO_SPI_RFR)
 
-static void locomo_handler(unsigned int irq, struct irqdesc *desc,
-			struct pt_regs *regs)
+static void locomo_handler(unsigned int irq, struct irqdesc *desc)
 {
 	int req, i;
 	struct irqdesc *d;
@@ -182,7 +181,7 @@ static void locomo_handler(unsigned int irq, struct irqdesc *desc,
 		d = irq_desc + irq;
 		for (i = 0; i <= 3; i++, d++, irq++) {
 			if (req & (0x0100 << i)) {
-				desc_handle_irq(irq, d, regs);
+				desc_handle_irq(irq, d);
 			}
 
 		}
@@ -218,15 +217,14 @@ static struct irq_chip locomo_chip = {
 	.unmask	= locomo_unmask_irq,
 };
 
-static void locomo_key_handler(unsigned int irq, struct irqdesc *desc,
-			    struct pt_regs *regs)
+static void locomo_key_handler(unsigned int irq, struct irqdesc *desc)
 {
 	struct irqdesc *d;
 	void __iomem *mapbase = get_irq_chipdata(irq);
 
 	if (locomo_readl(mapbase + LOCOMO_KEYBOARD + LOCOMO_KIC) & 0x0001) {
 		d = irq_desc + LOCOMO_IRQ_KEY_START;
-		desc_handle_irq(LOCOMO_IRQ_KEY_START, d, regs);
+		desc_handle_irq(LOCOMO_IRQ_KEY_START, d);
 	}
 }
 
@@ -264,8 +262,7 @@ static struct irq_chip locomo_key_chip = {
 	.unmask	= locomo_key_unmask_irq,
 };
 
-static void locomo_gpio_handler(unsigned int irq, struct irqdesc *desc,
-			     struct pt_regs *regs)
+static void locomo_gpio_handler(unsigned int irq, struct irqdesc *desc)
 {
 	int req, i;
 	struct irqdesc *d;
@@ -280,7 +277,7 @@ static void locomo_gpio_handler(unsigned int irq, struct irqdesc *desc,
 		d = irq_desc + LOCOMO_IRQ_GPIO_START;
 		for (i = 0; i <= 15; i++, irq++, d++) {
 			if (req & (0x0001 << i)) {
-				desc_handle_irq(irq, d, regs);
+				desc_handle_irq(irq, d);
 			}
 		}
 	}
@@ -328,15 +325,14 @@ static struct irq_chip locomo_gpio_chip = {
 	.unmask	= locomo_gpio_unmask_irq,
 };
 
-static void locomo_lt_handler(unsigned int irq, struct irqdesc *desc,
-			   struct pt_regs *regs)
+static void locomo_lt_handler(unsigned int irq, struct irqdesc *desc)
 {
 	struct irqdesc *d;
 	void __iomem *mapbase = get_irq_chipdata(irq);
 
 	if (locomo_readl(mapbase + LOCOMO_LTINT) & 0x0001) {
 		d = irq_desc + LOCOMO_IRQ_LT_START;
-		desc_handle_irq(LOCOMO_IRQ_LT_START, d, regs);
+		desc_handle_irq(LOCOMO_IRQ_LT_START, d);
 	}
 }
 
@@ -374,8 +370,7 @@ static struct irq_chip locomo_lt_chip = {
 	.unmask	= locomo_lt_unmask_irq,
 };
 
-static void locomo_spi_handler(unsigned int irq, struct irqdesc *desc,
-			    struct pt_regs *regs)
+static void locomo_spi_handler(unsigned int irq, struct irqdesc *desc)
 {
 	int req, i;
 	struct irqdesc *d;
@@ -388,7 +383,7 @@ static void locomo_spi_handler(unsigned int irq, struct irqdesc *desc,
 
 		for (i = 0; i <= 3; i++, irq++, d++) {
 			if (req & (0x0001 << i)) {
-				desc_handle_irq(irq, d, regs);
+				desc_handle_irq(irq, d);
 			}
 		}
 	}
diff --git a/arch/arm/common/sa1111.c b/arch/arm/common/sa1111.c
index 30046ad41ced..d5f72010a6f3 100644
--- a/arch/arm/common/sa1111.c
+++ b/arch/arm/common/sa1111.c
@@ -147,7 +147,7 @@ void __init sa1111_adjust_zones(int node, unsigned long *size, unsigned long *ho
  * will call us again if there are more interrupts to process.
  */
 static void
-sa1111_irq_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs)
+sa1111_irq_handler(unsigned int irq, struct irqdesc *desc)
 {
 	unsigned int stat0, stat1, i;
 	void __iomem *base = get_irq_data(irq);
@@ -162,17 +162,17 @@ sa1111_irq_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs)
 	sa1111_writel(stat1, base + SA1111_INTSTATCLR1);
 
 	if (stat0 == 0 && stat1 == 0) {
-		do_bad_IRQ(irq, desc, regs);
+		do_bad_IRQ(irq, desc);
 		return;
 	}
 
 	for (i = IRQ_SA1111_START; stat0; i++, stat0 >>= 1)
 		if (stat0 & 1)
-			handle_edge_irq(i, irq_desc + i, regs);
+			handle_edge_irq(i, irq_desc + i);
 
 	for (i = IRQ_SA1111_START + 32; stat1; i++, stat1 >>= 1)
 		if (stat1 & 1)
-			handle_edge_irq(i, irq_desc + i, regs);
+			handle_edge_irq(i, irq_desc + i);
 
 	/* For level-based interrupts */
 	desc->chip->unmask(irq);
diff --git a/arch/arm/common/sharpsl_pm.c b/arch/arm/common/sharpsl_pm.c
index f412dedda684..605dedf96790 100644
--- a/arch/arm/common/sharpsl_pm.c
+++ b/arch/arm/common/sharpsl_pm.c
@@ -258,7 +258,7 @@ static void sharpsl_ac_timer(unsigned long data)
 }
 
 
-irqreturn_t sharpsl_ac_isr(int irq, void *dev_id, struct pt_regs *fp)
+irqreturn_t sharpsl_ac_isr(int irq, void *dev_id)
 {
 	/* Delay the event slightly to debounce */
 	/* Must be a smaller delay than the chrg_full_isr below */
@@ -293,7 +293,7 @@ static void sharpsl_chrg_full_timer(unsigned long data)
 /* Charging Finished Interrupt (Not present on Corgi) */
 /* Can trigger at the same time as an AC staus change so
    delay until after that has been processed */
-irqreturn_t sharpsl_chrg_full_isr(int irq, void *dev_id, struct pt_regs *fp)
+irqreturn_t sharpsl_chrg_full_isr(int irq, void *dev_id)
 {
 	if (sharpsl_pm.flags & SHARPSL_SUSPENDED)
 		return IRQ_HANDLED;
@@ -304,7 +304,7 @@ irqreturn_t sharpsl_chrg_full_isr(int irq, void *dev_id, struct pt_regs *fp)
 	return IRQ_HANDLED;
 }
 
-irqreturn_t sharpsl_fatal_isr(int irq, void *dev_id, struct pt_regs *fp)
+irqreturn_t sharpsl_fatal_isr(int irq, void *dev_id)
 {
 	int is_fatal = 0;
 
diff --git a/arch/arm/common/time-acorn.c b/arch/arm/common/time-acorn.c
index 3f60dd9aca80..34038eccbba9 100644
--- a/arch/arm/common/time-acorn.c
+++ b/arch/arm/common/time-acorn.c
@@ -67,10 +67,10 @@ void __init ioctime_init(void)
 }
 
 static irqreturn_t
-ioc_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+ioc_timer_interrupt(int irq, void *dev_id)
 {
 	write_seqlock(&xtime_lock);
-	timer_tick(regs);
+	timer_tick();
 	write_sequnlock(&xtime_lock);
 	return IRQ_HANDLED;
 }
diff --git a/arch/arm/kernel/ecard.c b/arch/arm/kernel/ecard.c
index 3e14b1348c0b..b27513a0f11e 100644
--- a/arch/arm/kernel/ecard.c
+++ b/arch/arm/kernel/ecard.c
@@ -567,7 +567,7 @@ static void ecard_check_lockup(struct irqdesc *desc)
 }
 
 static void
-ecard_irq_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs)
+ecard_irq_handler(unsigned int irq, struct irqdesc *desc)
 {
 	ecard_t *ec;
 	int called = 0;
@@ -586,7 +586,7 @@ ecard_irq_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs)
 
 		if (pending) {
 			struct irqdesc *d = irq_desc + ec->irq;
-			desc_handle_irq(ec->irq, d, regs);
+			desc_handle_irq(ec->irq, d);
 			called ++;
 		}
 	}
@@ -609,7 +609,7 @@ static unsigned char first_set[] =
 };
 
 static void
-ecard_irqexp_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs)
+ecard_irqexp_handler(unsigned int irq, struct irqdesc *desc)
 {
 	const unsigned int statusmask = 15;
 	unsigned int status;
@@ -633,7 +633,7 @@ ecard_irqexp_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *reg
 			 * Serial cards should go in 0/1, ethernet/scsi in 2/3
 			 * otherwise you will lose serial data at high speeds!
 			 */
-			desc_handle_irq(ec->irq, d, regs);
+			desc_handle_irq(ec->irq, d);
 		} else {
 			printk(KERN_WARNING "card%d: interrupt from unclaimed "
 			       "card???\n", slot);
diff --git a/arch/arm/kernel/irq.c b/arch/arm/kernel/irq.c
index 2e1bf830fe11..2c4ff1cbe334 100644
--- a/arch/arm/kernel/irq.c
+++ b/arch/arm/kernel/irq.c
@@ -111,6 +111,7 @@ static struct irq_desc bad_irq_desc = {
  */
 asmlinkage void asm_do_IRQ(unsigned int irq, struct pt_regs *regs)
 {
+	struct pt_regs *old_regs = set_irq_regs(regs);
 	struct irqdesc *desc = irq_desc + irq;
 
 	/*
@@ -122,12 +123,13 @@ asmlinkage void asm_do_IRQ(unsigned int irq, struct pt_regs *regs)
 
 	irq_enter();
 
-	desc_handle_irq(irq, desc, regs);
+	desc_handle_irq(irq, desc);
 
 	/* AT91 specific workaround */
 	irq_finish(irq);
 
 	irq_exit();
+	set_irq_regs(old_regs);
 }
 
 void set_irq_flags(unsigned int irq, unsigned int iflags)
diff --git a/arch/arm/kernel/time.c b/arch/arm/kernel/time.c
index b030320b17c7..c03cab5c4c79 100644
--- a/arch/arm/kernel/time.c
+++ b/arch/arm/kernel/time.c
@@ -27,6 +27,7 @@
 #include <linux/profile.h>
 #include <linux/sysdev.h>
 #include <linux/timer.h>
+#include <linux/irq.h>
 
 #include <asm/leds.h>
 #include <asm/thread_info.h>
@@ -324,9 +325,10 @@ EXPORT_SYMBOL(restore_time_delta);
 /*
  * Kernel system timer support.
  */
-void timer_tick(struct pt_regs *regs)
+void timer_tick(void)
 {
-	profile_tick(CPU_PROFILING, regs);
+	struct pt_regs *regs = get_irq_regs();
+	profile_tick(CPU_PROFILING);
 	do_leds();
 	do_set_rtc();
 	do_timer(1);
diff --git a/arch/arm/mach-aaec2000/core.c b/arch/arm/mach-aaec2000/core.c
index baa997c857dc..fe3d297d682d 100644
--- a/arch/arm/mach-aaec2000/core.c
+++ b/arch/arm/mach-aaec2000/core.c
@@ -127,12 +127,12 @@ static unsigned long aaec2000_gettimeoffset(void)
 
 /* We enter here with IRQs enabled */
 static irqreturn_t
-aaec2000_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+aaec2000_timer_interrupt(int irq, void *dev_id)
 {
 	/* TODO: Check timer accuracy */
 	write_seqlock(&xtime_lock);
 
-	timer_tick(regs);
+	timer_tick();
 	TIMER1_CLEAR = 1;
 
 	write_sequnlock(&xtime_lock);
diff --git a/arch/arm/mach-at91rm9200/at91rm9200_time.c b/arch/arm/mach-at91rm9200/at91rm9200_time.c
index a92a8622c78a..07c9cea8961d 100644
--- a/arch/arm/mach-at91rm9200/at91rm9200_time.c
+++ b/arch/arm/mach-at91rm9200/at91rm9200_time.c
@@ -65,13 +65,13 @@ static unsigned long at91rm9200_gettimeoffset(void)
 /*
  * IRQ handler for the timer.
  */
-static irqreturn_t at91rm9200_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t at91rm9200_timer_interrupt(int irq, void *dev_id)
 {
 	if (at91_sys_read(AT91_ST_SR) & AT91_ST_PITS) {	/* This is a shared interrupt */
 		write_seqlock(&xtime_lock);
 
 		while (((read_CRTR() - last_crtr) & AT91_ST_ALMV) >= LATCH) {
-			timer_tick(regs);
+			timer_tick();
 			last_crtr = (last_crtr + LATCH) & AT91_ST_ALMV;
 		}
 
diff --git a/arch/arm/mach-at91rm9200/gpio.c b/arch/arm/mach-at91rm9200/gpio.c
index 58c9bf5e9520..7467d644f0a3 100644
--- a/arch/arm/mach-at91rm9200/gpio.c
+++ b/arch/arm/mach-at91rm9200/gpio.c
@@ -332,7 +332,7 @@ static struct irq_chip gpio_irqchip = {
 	.set_wake	= gpio_irq_set_wake,
 };
 
-static void gpio_irq_handler(unsigned irq, struct irqdesc *desc, struct pt_regs *regs)
+static void gpio_irq_handler(unsigned irq, struct irqdesc *desc)
 {
 	unsigned	pin;
 	struct irqdesc	*gpio;
@@ -363,7 +363,7 @@ static void gpio_irq_handler(unsigned irq, struct irqdesc *desc, struct pt_regs
 					gpio_irq_mask(pin);
 				}
 				else
-					desc_handle_irq(pin, gpio, regs);
+					desc_handle_irq(pin, gpio);
 			}
 			pin++;
 			gpio++;
diff --git a/arch/arm/mach-clps711x/time.c b/arch/arm/mach-clps711x/time.c
index a071eac4a30a..428493dd4687 100644
--- a/arch/arm/mach-clps711x/time.c
+++ b/arch/arm/mach-clps711x/time.c
@@ -48,10 +48,10 @@ static unsigned long clps711x_gettimeoffset(void)
  * IRQ handler for the timer
  */
 static irqreturn_t
-p720t_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+p720t_timer_interrupt(int irq, void *dev_id)
 {
 	write_seqlock(&xtime_lock);
-	timer_tick(regs);
+	timer_tick();
 	write_sequnlock(&xtime_lock);
 	return IRQ_HANDLED;
 }
diff --git a/arch/arm/mach-clps7500/core.c b/arch/arm/mach-clps7500/core.c
index 92eaebdd5606..fb10cf252588 100644
--- a/arch/arm/mach-clps7500/core.c
+++ b/arch/arm/mach-clps7500/core.c
@@ -292,11 +292,11 @@ extern void ioctime_init(void);
 extern unsigned long ioc_timer_gettimeoffset(void);
 
 static irqreturn_t
-clps7500_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+clps7500_timer_interrupt(int irq, void *dev_id)
 {
 	write_seqlock(&xtime_lock);
 
-	timer_tick(regs);
+	timer_tick();
 
 	/* Why not using do_leds interface?? */
 	{
diff --git a/arch/arm/mach-ebsa110/core.c b/arch/arm/mach-ebsa110/core.c
index 70dd12ef3c40..90103ab373a6 100644
--- a/arch/arm/mach-ebsa110/core.c
+++ b/arch/arm/mach-ebsa110/core.c
@@ -174,7 +174,7 @@ static unsigned long ebsa110_gettimeoffset(void)
 }
 
 static irqreturn_t
-ebsa110_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+ebsa110_timer_interrupt(int irq, void *dev_id)
 {
 	u32 count;
 
@@ -190,7 +190,7 @@ ebsa110_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 	__raw_writeb(count & 0xff, PIT_T1);
 	__raw_writeb(count >> 8, PIT_T1);
 
-	timer_tick(regs);
+	timer_tick();
 
 	write_sequnlock(&xtime_lock);
 
diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c
index a87a784b9201..e3fd1ab6adcc 100644
--- a/arch/arm/mach-ep93xx/core.c
+++ b/arch/arm/mach-ep93xx/core.c
@@ -97,7 +97,7 @@ static unsigned int last_jiffy_time;
 
 #define TIMER4_TICKS_PER_JIFFY		((CLOCK_TICK_RATE + (HZ/2)) / HZ)
 
-static int ep93xx_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static int ep93xx_timer_interrupt(int irq, void *dev_id)
 {
 	write_seqlock(&xtime_lock);
 
@@ -106,7 +106,7 @@ static int ep93xx_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 		(__raw_readl(EP93XX_TIMER4_VALUE_LOW) - last_jiffy_time)
 						>= TIMER4_TICKS_PER_JIFFY) {
 		last_jiffy_time += TIMER4_TICKS_PER_JIFFY;
-		timer_tick(regs);
+		timer_tick();
 	}
 
 	write_sequnlock(&xtime_lock);
@@ -245,7 +245,7 @@ EXPORT_SYMBOL(gpio_line_set);
  * EP93xx IRQ handling
  *************************************************************************/
 static void ep93xx_gpio_ab_irq_handler(unsigned int irq,
-		struct irqdesc *desc, struct pt_regs *regs)
+		struct irqdesc *desc)
 {
 	unsigned char status;
 	int i;
@@ -254,7 +254,7 @@ static void ep93xx_gpio_ab_irq_handler(unsigned int irq,
 	for (i = 0; i < 8; i++) {
 		if (status & (1 << i)) {
 			desc = irq_desc + IRQ_EP93XX_GPIO(0) + i;
-			desc_handle_irq(IRQ_EP93XX_GPIO(0) + i, desc, regs);
+			desc_handle_irq(IRQ_EP93XX_GPIO(0) + i, desc);
 		}
 	}
 
@@ -262,7 +262,7 @@ static void ep93xx_gpio_ab_irq_handler(unsigned int irq,
 	for (i = 0; i < 8; i++) {
 		if (status & (1 << i)) {
 			desc = irq_desc + IRQ_EP93XX_GPIO(8) + i;
-			desc_handle_irq(IRQ_EP93XX_GPIO(8) + i, desc, regs);
+			desc_handle_irq(IRQ_EP93XX_GPIO(8) + i, desc);
 		}
 	}
 }
diff --git a/arch/arm/mach-footbridge/dc21285-timer.c b/arch/arm/mach-footbridge/dc21285-timer.c
index 2af610811ca4..fa6be870c6c2 100644
--- a/arch/arm/mach-footbridge/dc21285-timer.c
+++ b/arch/arm/mach-footbridge/dc21285-timer.c
@@ -28,13 +28,13 @@ static unsigned long timer1_gettimeoffset (void)
 }
 
 static irqreturn_t
-timer1_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+timer1_interrupt(int irq, void *dev_id)
 {
 	write_seqlock(&xtime_lock);
 
 	*CSR_TIMER1_CLR = 0;
 
-	timer_tick(regs);
+	timer_tick();
 
 	write_sequnlock(&xtime_lock);
 
diff --git a/arch/arm/mach-footbridge/dc21285.c b/arch/arm/mach-footbridge/dc21285.c
index a1ae49df5c3b..fa5d4976f514 100644
--- a/arch/arm/mach-footbridge/dc21285.c
+++ b/arch/arm/mach-footbridge/dc21285.c
@@ -154,7 +154,7 @@ static void dc21285_enable_error(unsigned long __data)
 /*
  * Warn on PCI errors.
  */
-static irqreturn_t dc21285_abort_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t dc21285_abort_irq(int irq, void *dev_id)
 {
 	unsigned int cmd;
 	unsigned int status;
@@ -165,7 +165,7 @@ static irqreturn_t dc21285_abort_irq(int irq, void *dev_id, struct pt_regs *regs
 
 	if (status & PCI_STATUS_REC_MASTER_ABORT) {
 		printk(KERN_DEBUG "PCI: master abort, pc=0x%08lx\n",
-			instruction_pointer(regs));
+			instruction_pointer(get_irq_regs()));
 		cmd |= PCI_STATUS_REC_MASTER_ABORT << 16;
 	}
 
@@ -184,7 +184,7 @@ static irqreturn_t dc21285_abort_irq(int irq, void *dev_id, struct pt_regs *regs
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t dc21285_serr_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t dc21285_serr_irq(int irq, void *dev_id)
 {
 	struct timer_list *timer = dev_id;
 	unsigned int cntl;
@@ -206,7 +206,7 @@ static irqreturn_t dc21285_serr_irq(int irq, void *dev_id, struct pt_regs *regs)
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t dc21285_discard_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t dc21285_discard_irq(int irq, void *dev_id)
 {
 	printk(KERN_DEBUG "PCI: discard timer expired\n");
 	*CSR_SA110_CNTL &= 0xffffde07;
@@ -214,7 +214,7 @@ static irqreturn_t dc21285_discard_irq(int irq, void *dev_id, struct pt_regs *re
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t dc21285_dparity_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t dc21285_dparity_irq(int irq, void *dev_id)
 {
 	unsigned int cmd;
 
@@ -228,7 +228,7 @@ static irqreturn_t dc21285_dparity_irq(int irq, void *dev_id, struct pt_regs *re
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t dc21285_parity_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t dc21285_parity_irq(int irq, void *dev_id)
 {
 	struct timer_list *timer = dev_id;
 	unsigned int cmd;
diff --git a/arch/arm/mach-footbridge/isa-irq.c b/arch/arm/mach-footbridge/isa-irq.c
index 87448c2d6baa..888dedd501b9 100644
--- a/arch/arm/mach-footbridge/isa-irq.c
+++ b/arch/arm/mach-footbridge/isa-irq.c
@@ -85,17 +85,17 @@ static struct irqchip isa_hi_chip = {
 };
 
 static void
-isa_irq_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs)
+isa_irq_handler(unsigned int irq, struct irqdesc *desc)
 {
 	unsigned int isa_irq = *(unsigned char *)PCIIACK_BASE;
 
 	if (isa_irq < _ISA_IRQ(0) || isa_irq >= _ISA_IRQ(16)) {
-		do_bad_IRQ(isa_irq, desc, regs);
+		do_bad_IRQ(isa_irq, desc);
 		return;
 	}
 
 	desc = irq_desc + isa_irq;
-	desc_handle_irq(isa_irq, desc, regs);
+	desc_handle_irq(isa_irq, desc);
 }
 
 static struct irqaction irq_cascade = {
diff --git a/arch/arm/mach-footbridge/isa-timer.c b/arch/arm/mach-footbridge/isa-timer.c
index c4810a40c8e1..d884a3954fb4 100644
--- a/arch/arm/mach-footbridge/isa-timer.c
+++ b/arch/arm/mach-footbridge/isa-timer.c
@@ -62,10 +62,10 @@ static unsigned long isa_gettimeoffset(void)
 }
 
 static irqreturn_t
-isa_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+isa_timer_interrupt(int irq, void *dev_id)
 {
 	write_seqlock(&xtime_lock);
-	timer_tick(regs);
+	timer_tick();
 	write_sequnlock(&xtime_lock);
 	return IRQ_HANDLED;
 }
diff --git a/arch/arm/mach-h720x/common.c b/arch/arm/mach-h720x/common.c
index c096b4569308..4719229a1a78 100644
--- a/arch/arm/mach-h720x/common.c
+++ b/arch/arm/mach-h720x/common.c
@@ -101,14 +101,14 @@ static void inline unmask_gpio_irq(u32 irq)
 
 static void
 h720x_gpio_handler(unsigned int mask, unsigned int irq,
-                 struct irqdesc *desc, struct pt_regs *regs)
+                 struct irqdesc *desc)
 {
 	IRQDBG("%s irq: %d\n",__FUNCTION__,irq);
 	desc = irq_desc + irq;
 	while (mask) {
 		if (mask & 1) {
 			IRQDBG("handling irq %d\n", irq);
-			desc_handle_irq(irq, desc, regs);
+			desc_handle_irq(irq, desc);
 		}
 		irq++;
 		desc++;
@@ -117,63 +117,58 @@ h720x_gpio_handler(unsigned int mask, unsigned int irq,
 }
 
 static void
-h720x_gpioa_demux_handler(unsigned int irq_unused, struct irqdesc *desc,
-			struct pt_regs *regs)
+h720x_gpioa_demux_handler(unsigned int irq_unused, struct irqdesc *desc)
 {
 	unsigned int mask, irq;
 
 	mask = CPU_REG(GPIO_A_VIRT,GPIO_STAT);
 	irq = IRQ_CHAINED_GPIOA(0);
 	IRQDBG("%s mask: 0x%08x irq: %d\n",__FUNCTION__,mask,irq);
-	h720x_gpio_handler(mask, irq, desc, regs);
+	h720x_gpio_handler(mask, irq, desc);
 }
 
 static void
-h720x_gpiob_demux_handler(unsigned int irq_unused, struct irqdesc *desc,
-			struct pt_regs *regs)
+h720x_gpiob_demux_handler(unsigned int irq_unused, struct irqdesc *desc)
 {
 	unsigned int mask, irq;
 	mask = CPU_REG(GPIO_B_VIRT,GPIO_STAT);
 	irq = IRQ_CHAINED_GPIOB(0);
 	IRQDBG("%s mask: 0x%08x irq: %d\n",__FUNCTION__,mask,irq);
-	h720x_gpio_handler(mask, irq, desc, regs);
+	h720x_gpio_handler(mask, irq, desc);
 }
 
 static void
-h720x_gpioc_demux_handler(unsigned int irq_unused, struct irqdesc *desc,
-			struct pt_regs *regs)
+h720x_gpioc_demux_handler(unsigned int irq_unused, struct irqdesc *desc)
 {
 	unsigned int mask, irq;
 
 	mask = CPU_REG(GPIO_C_VIRT,GPIO_STAT);
 	irq = IRQ_CHAINED_GPIOC(0);
 	IRQDBG("%s mask: 0x%08x irq: %d\n",__FUNCTION__,mask,irq);
-	h720x_gpio_handler(mask, irq, desc, regs);
+	h720x_gpio_handler(mask, irq, desc);
 }
 
 static void
-h720x_gpiod_demux_handler(unsigned int irq_unused, struct irqdesc *desc,
-			struct pt_regs *regs)
+h720x_gpiod_demux_handler(unsigned int irq_unused, struct irqdesc *desc)
 {
 	unsigned int mask, irq;
 
 	mask = CPU_REG(GPIO_D_VIRT,GPIO_STAT);
 	irq = IRQ_CHAINED_GPIOD(0);
 	IRQDBG("%s mask: 0x%08x irq: %d\n",__FUNCTION__,mask,irq);
-	h720x_gpio_handler(mask, irq, desc, regs);
+	h720x_gpio_handler(mask, irq, desc);
 }
 
 #ifdef CONFIG_CPU_H7202
 static void
-h720x_gpioe_demux_handler(unsigned int irq_unused, struct irqdesc *desc,
-			struct pt_regs *regs)
+h720x_gpioe_demux_handler(unsigned int irq_unused, struct irqdesc *desc)
 {
 	unsigned int mask, irq;
 
 	mask = CPU_REG(GPIO_E_VIRT,GPIO_STAT);
 	irq = IRQ_CHAINED_GPIOE(0);
 	IRQDBG("%s mask: 0x%08x irq: %d\n",__FUNCTION__,mask,irq);
-	h720x_gpio_handler(mask, irq, desc, regs);
+	h720x_gpio_handler(mask, irq, desc);
 }
 #endif
 
diff --git a/arch/arm/mach-h720x/cpu-h7201.c b/arch/arm/mach-h720x/cpu-h7201.c
index a9a8255a3a03..13f76bdb3d9d 100644
--- a/arch/arm/mach-h720x/cpu-h7201.c
+++ b/arch/arm/mach-h720x/cpu-h7201.c
@@ -27,12 +27,12 @@
  * Timer interrupt handler
  */
 static irqreturn_t
-h7201_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+h7201_timer_interrupt(int irq, void *dev_id)
 {
 	write_seqlock(&xtime_lock);
 
 	CPU_REG (TIMER_VIRT, TIMER_TOPSTAT);
-	timer_tick(regs);
+	timer_tick();
 
 	write_sequnlock(&xtime_lock);
 
diff --git a/arch/arm/mach-h720x/cpu-h7202.c b/arch/arm/mach-h720x/cpu-h7202.c
index da678d163fd9..06fecaefd8dc 100644
--- a/arch/arm/mach-h720x/cpu-h7202.c
+++ b/arch/arm/mach-h720x/cpu-h7202.c
@@ -106,8 +106,7 @@ static struct platform_device *devices[] __initdata = {
  * we have to handle all timer interrupts in one place.
  */
 static void
-h7202_timerx_demux_handler(unsigned int irq_unused, struct irqdesc *desc,
-			struct pt_regs *regs)
+h7202_timerx_demux_handler(unsigned int irq_unused, struct irqdesc *desc)
 {
 	unsigned int mask, irq;
 
@@ -115,7 +114,7 @@ h7202_timerx_demux_handler(unsigned int irq_unused, struct irqdesc *desc,
 
 	if ( mask & TSTAT_T0INT ) {
 		write_seqlock(&xtime_lock);
-		timer_tick(regs);
+		timer_tick();
 		write_sequnlock(&xtime_lock);
 		if( mask == TSTAT_T0INT )
 			return;
@@ -126,7 +125,7 @@ h7202_timerx_demux_handler(unsigned int irq_unused, struct irqdesc *desc,
 	desc = irq_desc + irq;
 	while (mask) {
 		if (mask & 1)
-			desc_handle_irq(irq, desc, regs);
+			desc_handle_irq(irq, desc);
 		irq++;
 		desc++;
 		mask >>= 1;
@@ -137,9 +136,9 @@ h7202_timerx_demux_handler(unsigned int irq_unused, struct irqdesc *desc,
  * Timer interrupt handler
  */
 static irqreturn_t
-h7202_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+h7202_timer_interrupt(int irq, void *dev_id)
 {
-	h7202_timerx_demux_handler(0, NULL, regs);
+	h7202_timerx_demux_handler(0, NULL);
 	return IRQ_HANDLED;
 }
 
diff --git a/arch/arm/mach-imx/dma.c b/arch/arm/mach-imx/dma.c
index 36578871ecc8..6d50d85a618c 100644
--- a/arch/arm/mach-imx/dma.c
+++ b/arch/arm/mach-imx/dma.c
@@ -279,8 +279,8 @@ imx_dma_setup_sg(imx_dmach_t dma_ch,
  */
 int
 imx_dma_setup_handlers(imx_dmach_t dma_ch,
-		       void (*irq_handler) (int, void *, struct pt_regs *),
-		       void (*err_handler) (int, void *, struct pt_regs *, int),
+		       void (*irq_handler) (int, void *),
+		       void (*err_handler) (int, void *, int),
 		       void *data)
 {
 	struct imx_dma_channel *imxdma = &imx_dma_channels[dma_ch];
@@ -461,7 +461,7 @@ imx_dma_request_by_prio(imx_dmach_t * pdma_ch, const char *name,
 	return -ENODEV;
 }
 
-static irqreturn_t dma_err_handler(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t dma_err_handler(int irq, void *dev_id)
 {
 	int i, disr = DISR;
 	struct imx_dma_channel *channel;
@@ -500,7 +500,7 @@ static irqreturn_t dma_err_handler(int irq, void *dev_id, struct pt_regs *regs)
 		/*imx_dma_channels[i].sg = NULL;*/
 
 		if (channel->name && channel->err_handler) {
-			channel->err_handler(i, channel->data, regs, errcode);
+			channel->err_handler(i, channel->data, errcode);
 			continue;
 		}
 
@@ -517,7 +517,7 @@ static irqreturn_t dma_err_handler(int irq, void *dev_id, struct pt_regs *regs)
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t dma_irq_handler(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t dma_irq_handler(int irq, void *dev_id)
 {
 	int i, disr = DISR;
 
@@ -536,7 +536,7 @@ static irqreturn_t dma_irq_handler(int irq, void *dev_id, struct pt_regs *regs)
 				} else {
 					if (channel->irq_handler)
 						channel->irq_handler(i,
-							channel->data, regs);
+							channel->data);
 				}
 			} else {
 				/*
diff --git a/arch/arm/mach-imx/irq.c b/arch/arm/mach-imx/irq.c
index 2688bd82c2a2..368b13b058ab 100644
--- a/arch/arm/mach-imx/irq.c
+++ b/arch/arm/mach-imx/irq.c
@@ -146,13 +146,13 @@ imx_gpio_unmask_irq(unsigned int irq)
 
 static void
 imx_gpio_handler(unsigned int mask, unsigned int irq,
-                 struct irqdesc *desc, struct pt_regs *regs)
+                 struct irqdesc *desc)
 {
 	desc = irq_desc + irq;
 	while (mask) {
 		if (mask & 1) {
 			DEBUG_IRQ("handling irq %d\n", irq);
-			desc_handle_irq(irq, desc, regs);
+			desc_handle_irq(irq, desc);
 		}
 		irq++;
 		desc++;
@@ -161,47 +161,43 @@ imx_gpio_handler(unsigned int mask, unsigned int irq,
 }
 
 static void
-imx_gpioa_demux_handler(unsigned int irq_unused, struct irqdesc *desc,
-			struct pt_regs *regs)
+imx_gpioa_demux_handler(unsigned int irq_unused, struct irqdesc *desc)
 {
 	unsigned int mask, irq;
 
 	mask = ISR(0);
 	irq = IRQ_GPIOA(0);
-	imx_gpio_handler(mask, irq, desc, regs);
+	imx_gpio_handler(mask, irq, desc);
 }
 
 static void
-imx_gpiob_demux_handler(unsigned int irq_unused, struct irqdesc *desc,
-			struct pt_regs *regs)
+imx_gpiob_demux_handler(unsigned int irq_unused, struct irqdesc *desc)
 {
 	unsigned int mask, irq;
 
 	mask = ISR(1);
 	irq = IRQ_GPIOB(0);
-	imx_gpio_handler(mask, irq, desc, regs);
+	imx_gpio_handler(mask, irq, desc);
 }
 
 static void
-imx_gpioc_demux_handler(unsigned int irq_unused, struct irqdesc *desc,
-			struct pt_regs *regs)
+imx_gpioc_demux_handler(unsigned int irq_unused, struct irqdesc *desc)
 {
 	unsigned int mask, irq;
 
 	mask = ISR(2);
 	irq = IRQ_GPIOC(0);
-	imx_gpio_handler(mask, irq, desc, regs);
+	imx_gpio_handler(mask, irq, desc);
 }
 
 static void
-imx_gpiod_demux_handler(unsigned int irq_unused, struct irqdesc *desc,
-			struct pt_regs *regs)
+imx_gpiod_demux_handler(unsigned int irq_unused, struct irqdesc *desc)
 {
 	unsigned int mask, irq;
 
 	mask = ISR(3);
 	irq = IRQ_GPIOD(0);
-	imx_gpio_handler(mask, irq, desc, regs);
+	imx_gpio_handler(mask, irq, desc);
 }
 
 static struct irq_chip imx_internal_chip = {
diff --git a/arch/arm/mach-imx/time.c b/arch/arm/mach-imx/time.c
index 6ed7523c65bb..8ae4a2c5066f 100644
--- a/arch/arm/mach-imx/time.c
+++ b/arch/arm/mach-imx/time.c
@@ -56,7 +56,7 @@ static unsigned long imx_gettimeoffset(void)
  * IRQ handler for the timer
  */
 static irqreturn_t
-imx_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+imx_timer_interrupt(int irq, void *dev_id)
 {
 	write_seqlock(&xtime_lock);
 
@@ -64,7 +64,7 @@ imx_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 	if (IMX_TSTAT(TIMER_BASE))
 		IMX_TSTAT(TIMER_BASE) = 0;
 
-	timer_tick(regs);
+	timer_tick();
 	write_sequnlock(&xtime_lock);
 
 	return IRQ_HANDLED;
diff --git a/arch/arm/mach-integrator/core.c b/arch/arm/mach-integrator/core.c
index 42021fdfa0c6..8d880cb9ba39 100644
--- a/arch/arm/mach-integrator/core.c
+++ b/arch/arm/mach-integrator/core.c
@@ -248,7 +248,7 @@ unsigned long integrator_gettimeoffset(void)
  * IRQ handler for the timer
  */
 static irqreturn_t
-integrator_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+integrator_timer_interrupt(int irq, void *dev_id)
 {
 	write_seqlock(&xtime_lock);
 
@@ -262,7 +262,7 @@ integrator_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 	 * primary CPU
 	 */
 	if (hard_smp_processor_id() == 0) {
-		timer_tick(regs);
+		timer_tick();
 #ifdef CONFIG_SMP
 		smp_send_timer();
 #endif
@@ -272,7 +272,7 @@ integrator_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 	/*
 	 * this is the ARM equivalent of the APIC timer interrupt
 	 */
-	update_process_times(user_mode(regs));
+	update_process_times(user_mode(get_irq_regs()));
 #endif /* CONFIG_SMP */
 
 	write_sequnlock(&xtime_lock);
diff --git a/arch/arm/mach-integrator/integrator_cp.c b/arch/arm/mach-integrator/integrator_cp.c
index 678b6ba2b463..771b65bffe69 100644
--- a/arch/arm/mach-integrator/integrator_cp.c
+++ b/arch/arm/mach-integrator/integrator_cp.c
@@ -202,12 +202,12 @@ static struct irq_chip sic_chip = {
 };
 
 static void
-sic_handle_irq(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs)
+sic_handle_irq(unsigned int irq, struct irqdesc *desc)
 {
 	unsigned long status = sic_readl(INTCP_VA_SIC_BASE + IRQ_STATUS);
 
 	if (status == 0) {
-		do_bad_IRQ(irq, desc, regs);
+		do_bad_IRQ(irq, desc);
 		return;
 	}
 
@@ -218,7 +218,7 @@ sic_handle_irq(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs)
 		irq += IRQ_SIC_START;
 
 		desc = irq_desc + irq;
-		desc_handle_irq(irq, desc, regs);
+		desc_handle_irq(irq, desc);
 	} while (status);
 }
 
diff --git a/arch/arm/mach-integrator/pci_v3.c b/arch/arm/mach-integrator/pci_v3.c
index 4418f6d7572d..fb8c6d97b22b 100644
--- a/arch/arm/mach-integrator/pci_v3.c
+++ b/arch/arm/mach-integrator/pci_v3.c
@@ -440,9 +440,10 @@ v3_pci_fault(unsigned long addr, unsigned int fsr, struct pt_regs *regs)
 	return 1;
 }
 
-static irqreturn_t v3_irq(int irq, void *devid, struct pt_regs *regs)
+static irqreturn_t v3_irq(int irq, void *devid)
 {
 #ifdef CONFIG_DEBUG_LL
+	struct pt_regs *regs = get_irq_regs();
 	unsigned long pc = instruction_pointer(regs);
 	unsigned long instr = *(unsigned long *)pc;
 	char buf[128];
diff --git a/arch/arm/mach-integrator/time.c b/arch/arm/mach-integrator/time.c
index ee49cf790dab..5278f589fcee 100644
--- a/arch/arm/mach-integrator/time.c
+++ b/arch/arm/mach-integrator/time.c
@@ -96,8 +96,7 @@ static struct rtc_ops rtc_ops = {
 	.set_alarm	= integrator_rtc_set_alarm,
 };
 
-static irqreturn_t arm_rtc_interrupt(int irq, void *dev_id,
-				     struct pt_regs *regs)
+static irqreturn_t arm_rtc_interrupt(int irq, void *dev_id)
 {
 	writel(0, rtc_base + RTC_EOI);
 	return IRQ_HANDLED;
diff --git a/arch/arm/mach-ixp2000/core.c b/arch/arm/mach-ixp2000/core.c
index 7f91f689a041..22c98e9dad28 100644
--- a/arch/arm/mach-ixp2000/core.c
+++ b/arch/arm/mach-ixp2000/core.c
@@ -204,7 +204,7 @@ unsigned long ixp2000_gettimeoffset (void)
 	return offset / ticks_per_usec;
 }
 
-static int ixp2000_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static int ixp2000_timer_interrupt(int irq, void *dev_id)
 {
 	write_seqlock(&xtime_lock);
 
@@ -213,7 +213,7 @@ static int ixp2000_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 
 	while ((signed long)(next_jiffy_time - *missing_jiffy_timer_csr)
 							>= ticks_per_jiffy) {
-		timer_tick(regs);
+		timer_tick();
 		next_jiffy_time -= ticks_per_jiffy;
 	}
 
@@ -308,7 +308,7 @@ EXPORT_SYMBOL(gpio_line_config);
 /*************************************************************************
  * IRQ handling IXP2000
  *************************************************************************/
-static void ixp2000_GPIO_irq_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs)
+static void ixp2000_GPIO_irq_handler(unsigned int irq, struct irqdesc *desc)
 {                               
 	int i;
 	unsigned long status = *IXP2000_GPIO_INST;
@@ -316,7 +316,7 @@ static void ixp2000_GPIO_irq_handler(unsigned int irq, struct irqdesc *desc, str
 	for (i = 0; i <= 7; i++) {
 		if (status & (1<<i)) {
 			desc = irq_desc + i + IRQ_IXP2000_GPIO0;
-			desc_handle_irq(i + IRQ_IXP2000_GPIO0, desc, regs);
+			desc_handle_irq(i + IRQ_IXP2000_GPIO0, desc);
 		}
 	}
 }
@@ -401,7 +401,7 @@ static void ixp2000_pci_irq_unmask(unsigned int irq)
 /*
  * Error interrupts. These are used extensively by the microengine drivers
  */
-static void ixp2000_err_irq_handler(unsigned int irq, struct irqdesc *desc,  struct pt_regs *regs)
+static void ixp2000_err_irq_handler(unsigned int irq, struct irqdesc *desc)
 {
 	int i;
 	unsigned long status = *IXP2000_IRQ_ERR_STATUS;
@@ -409,7 +409,7 @@ static void ixp2000_err_irq_handler(unsigned int irq, struct irqdesc *desc,  str
 	for(i = 31; i >= 0; i--) {
 		if(status & (1 << i)) {
 			desc = irq_desc + IRQ_IXP2000_DRAM0_MIN_ERR + i;
-			desc_handle_irq(IRQ_IXP2000_DRAM0_MIN_ERR + i, desc, regs);
+			desc_handle_irq(IRQ_IXP2000_DRAM0_MIN_ERR + i, desc);
 		}
 	}
 }
diff --git a/arch/arm/mach-ixp2000/ixdp2x00.c b/arch/arm/mach-ixp2000/ixdp2x00.c
index 40eef8b36740..af48cb52dfc4 100644
--- a/arch/arm/mach-ixp2000/ixdp2x00.c
+++ b/arch/arm/mach-ixp2000/ixdp2x00.c
@@ -106,7 +106,7 @@ static void ixdp2x00_irq_unmask(unsigned int irq)
 		ixp2000_release_slowport(&old_cfg);
 }
 
-static void ixdp2x00_irq_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs)
+static void ixdp2x00_irq_handler(unsigned int irq, struct irqdesc *desc)
 {
         volatile u32 ex_interrupt = 0;
 	static struct slowport_cfg old_cfg;
@@ -132,7 +132,7 @@ static void ixdp2x00_irq_handler(unsigned int irq, struct irqdesc *desc, struct
 			struct irqdesc *cpld_desc;
 			int cpld_irq = IXP2000_BOARD_IRQ(0) + i;
 			cpld_desc = irq_desc + cpld_irq;
-			desc_handle_irq(cpld_irq, cpld_desc, regs);
+			desc_handle_irq(cpld_irq, cpld_desc);
 		}
 	}
 
diff --git a/arch/arm/mach-ixp2000/ixdp2x01.c b/arch/arm/mach-ixp2000/ixdp2x01.c
index 7f42366f60d1..9ccae9e63f70 100644
--- a/arch/arm/mach-ixp2000/ixdp2x01.c
+++ b/arch/arm/mach-ixp2000/ixdp2x01.c
@@ -63,7 +63,7 @@ static void ixdp2x01_irq_unmask(unsigned int irq)
 
 static u32 valid_irq_mask;
 
-static void ixdp2x01_irq_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs)
+static void ixdp2x01_irq_handler(unsigned int irq, struct irqdesc *desc)
 {
 	u32 ex_interrupt;
 	int i;
@@ -82,7 +82,7 @@ static void ixdp2x01_irq_handler(unsigned int irq, struct irqdesc *desc, struct
 			struct irqdesc *cpld_desc;
 			int cpld_irq = IXP2000_BOARD_IRQ(0) + i;
 			cpld_desc = irq_desc + cpld_irq;
-			desc_handle_irq(cpld_irq, cpld_desc, regs);
+			desc_handle_irq(cpld_irq, cpld_desc);
 		}
 	}
 
diff --git a/arch/arm/mach-ixp23xx/core.c b/arch/arm/mach-ixp23xx/core.c
index 566a07821c77..a704a1820048 100644
--- a/arch/arm/mach-ixp23xx/core.c
+++ b/arch/arm/mach-ixp23xx/core.c
@@ -251,7 +251,7 @@ static void ixp23xx_pci_irq_unmask(unsigned int irq)
 /*
  * TODO: Should this just be done at ASM level?
  */
-static void pci_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs)
+static void pci_handler(unsigned int irq, struct irqdesc *desc)
 {
 	u32 pci_interrupt;
 	unsigned int irqno;
@@ -271,7 +271,7 @@ static void pci_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *
 	}
 
 	int_desc = irq_desc + irqno;
-	desc_handle_irq(irqno, int_desc, regs);
+	desc_handle_irq(irqno, int_desc);
 
 	desc->chip->unmask(irq);
 }
@@ -348,12 +348,12 @@ ixp23xx_gettimeoffset(void)
 }
 
 static irqreturn_t
-ixp23xx_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+ixp23xx_timer_interrupt(int irq, void *dev_id)
 {
 	/* Clear Pending Interrupt by writing '1' to it */
 	*IXP23XX_TIMER_STATUS = IXP23XX_TIMER1_INT_PEND;
 	while ((signed long)(*IXP23XX_TIMER_CONT - next_jiffy_time) >= LATCH) {
-		timer_tick(regs);
+		timer_tick();
 		next_jiffy_time += LATCH;
 	}
 
diff --git a/arch/arm/mach-ixp23xx/ixdp2351.c b/arch/arm/mach-ixp23xx/ixdp2351.c
index 37a32e6bcca2..b6ab0e8bb5e8 100644
--- a/arch/arm/mach-ixp23xx/ixdp2351.c
+++ b/arch/arm/mach-ixp23xx/ixdp2351.c
@@ -60,7 +60,7 @@ static void ixdp2351_inta_unmask(unsigned int irq)
 	*IXDP2351_CPLD_INTA_MASK_CLR_REG = IXDP2351_INTA_IRQ_MASK(irq);
 }
 
-static void ixdp2351_inta_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs)
+static void ixdp2351_inta_handler(unsigned int irq, struct irqdesc *desc)
 {
 	u16 ex_interrupt =
 		*IXDP2351_CPLD_INTA_STAT_REG & IXDP2351_INTA_IRQ_VALID;
@@ -74,7 +74,7 @@ static void ixdp2351_inta_handler(unsigned int irq, struct irqdesc *desc, struct
 			int cpld_irq =
 				IXP23XX_MACH_IRQ(IXDP2351_INTA_IRQ_BASE + i);
 			cpld_desc = irq_desc + cpld_irq;
-			desc_handle_irq(cpld_irq, cpld_desc, regs);
+			desc_handle_irq(cpld_irq, cpld_desc);
 		}
 	}
 
@@ -97,7 +97,7 @@ static void ixdp2351_intb_unmask(unsigned int irq)
 	*IXDP2351_CPLD_INTB_MASK_CLR_REG = IXDP2351_INTB_IRQ_MASK(irq);
 }
 
-static void ixdp2351_intb_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs)
+static void ixdp2351_intb_handler(unsigned int irq, struct irqdesc *desc)
 {
 	u16 ex_interrupt =
 		*IXDP2351_CPLD_INTB_STAT_REG & IXDP2351_INTB_IRQ_VALID;
@@ -111,7 +111,7 @@ static void ixdp2351_intb_handler(unsigned int irq, struct irqdesc *desc, struct
 			int cpld_irq =
 				IXP23XX_MACH_IRQ(IXDP2351_INTB_IRQ_BASE + i);
 			cpld_desc = irq_desc + cpld_irq;
-			desc_handle_irq(cpld_irq, cpld_desc, regs);
+			desc_handle_irq(cpld_irq, cpld_desc);
 		}
 	}
 
diff --git a/arch/arm/mach-ixp4xx/common.c b/arch/arm/mach-ixp4xx/common.c
index 35dd8b3824b0..c7513f6eb50c 100644
--- a/arch/arm/mach-ixp4xx/common.c
+++ b/arch/arm/mach-ixp4xx/common.c
@@ -256,7 +256,7 @@ static unsigned volatile last_jiffy_time;
 
 #define CLOCK_TICKS_PER_USEC	((CLOCK_TICK_RATE + USEC_PER_SEC/2) / USEC_PER_SEC)
 
-static irqreturn_t ixp4xx_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t ixp4xx_timer_interrupt(int irq, void *dev_id)
 {
 	write_seqlock(&xtime_lock);
 
@@ -267,7 +267,7 @@ static irqreturn_t ixp4xx_timer_interrupt(int irq, void *dev_id, struct pt_regs
 	 * Catch up with the real idea of time
 	 */
 	while ((signed long)(*IXP4XX_OSTS - last_jiffy_time) >= LATCH) {
-		timer_tick(regs);
+		timer_tick();
 		last_jiffy_time += LATCH;
 	}
 
diff --git a/arch/arm/mach-ixp4xx/nas100d-power.c b/arch/arm/mach-ixp4xx/nas100d-power.c
index 81ffcae1f56e..29aa98d3a7fa 100644
--- a/arch/arm/mach-ixp4xx/nas100d-power.c
+++ b/arch/arm/mach-ixp4xx/nas100d-power.c
@@ -24,7 +24,7 @@
 
 #include <asm/mach-types.h>
 
-static irqreturn_t nas100d_reset_handler(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t nas100d_reset_handler(int irq, void *dev_id)
 {
 	/* Signal init to do the ctrlaltdel action, this will bypass init if
 	 * it hasn't started and do a kernel_restart.
diff --git a/arch/arm/mach-ixp4xx/nslu2-power.c b/arch/arm/mach-ixp4xx/nslu2-power.c
index a29b3b2b61b6..acd71e9c38a7 100644
--- a/arch/arm/mach-ixp4xx/nslu2-power.c
+++ b/arch/arm/mach-ixp4xx/nslu2-power.c
@@ -25,7 +25,7 @@
 
 #include <asm/mach-types.h>
 
-static irqreturn_t nslu2_power_handler(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t nslu2_power_handler(int irq, void *dev_id)
 {
 	/* Signal init to do the ctrlaltdel action, this will bypass init if
 	 * it hasn't started and do a kernel_restart.
@@ -35,7 +35,7 @@ static irqreturn_t nslu2_power_handler(int irq, void *dev_id, struct pt_regs *re
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t nslu2_reset_handler(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t nslu2_reset_handler(int irq, void *dev_id)
 {
 	/* This is the paper-clip reset, it shuts the machine down directly.
 	 */
diff --git a/arch/arm/mach-lh7a40x/arch-kev7a400.c b/arch/arm/mach-lh7a40x/arch-kev7a400.c
index 4f2ab48800a5..15fbcc911fe7 100644
--- a/arch/arm/mach-lh7a40x/arch-kev7a400.c
+++ b/arch/arm/mach-lh7a40x/arch-kev7a400.c
@@ -71,14 +71,13 @@ static struct irq_chip kev7a400_cpld_chip = {
 };
 
 
-static void kev7a400_cpld_handler (unsigned int irq, struct irqdesc *desc,
-				  struct pt_regs *regs)
+static void kev7a400_cpld_handler (unsigned int irq, struct irqdesc *desc)
 {
 	u32 mask = CPLD_LATCHED_INTS;
 	irq = IRQ_KEV7A400_CPLD;
 	for (; mask; mask >>= 1, ++irq) {
 		if (mask & 1)
-			desc[irq].handle (irq, desc, regs);
+			desc[irq].handle (irq, desc);
 	}
 }
 
diff --git a/arch/arm/mach-lh7a40x/arch-lpd7a40x.c b/arch/arm/mach-lh7a40x/arch-lpd7a40x.c
index a21b12f06c6b..8441e0a156cb 100644
--- a/arch/arm/mach-lh7a40x/arch-lpd7a40x.c
+++ b/arch/arm/mach-lh7a40x/arch-lpd7a40x.c
@@ -207,8 +207,7 @@ static struct irq_chip lpd7a40x_cpld_chip = {
 	.unmask	= lh7a40x_unmask_cpld_irq,
 };
 
-static void lpd7a40x_cpld_handler (unsigned int irq, struct irqdesc *desc,
-				  struct pt_regs *regs)
+static void lpd7a40x_cpld_handler (unsigned int irq, struct irqdesc *desc)
 {
 	unsigned int mask = CPLD_INTERRUPTS;
 
diff --git a/arch/arm/mach-lh7a40x/irq-kev7a400.c b/arch/arm/mach-lh7a40x/irq-kev7a400.c
index f9b3fe9174a5..646071334b8f 100644
--- a/arch/arm/mach-lh7a40x/irq-kev7a400.c
+++ b/arch/arm/mach-lh7a40x/irq-kev7a400.c
@@ -51,14 +51,13 @@ irq_chip lh7a400_cpld_chip = {
 };
 
 static void
-lh7a400_cpld_handler (unsigned int irq, struct irqdesc *desc,
-		      struct pt_regs *regs)
+lh7a400_cpld_handler (unsigned int irq, struct irqdesc *desc)
 {
 	u32 mask = CPLD_LATCHED_INTS;
 	irq = IRQ_KEV_7A400_CPLD;
 	for (; mask; mask >>= 1, ++irq) {
 		if (mask & 1)
-			desc[irq].handle (irq, desc, regs);
+			desc[irq].handle (irq, desc);
 	}
 }
 
diff --git a/arch/arm/mach-lh7a40x/irq-lpd7a40x.c b/arch/arm/mach-lh7a40x/irq-lpd7a40x.c
index d6055dde6468..b20376804bbb 100644
--- a/arch/arm/mach-lh7a40x/irq-lpd7a40x.c
+++ b/arch/arm/mach-lh7a40x/irq-lpd7a40x.c
@@ -57,8 +57,7 @@ static struct irq_chip lh7a40x_cpld_chip = {
 	.unmask	= lh7a40x_unmask_cpld_irq,
 };
 
-static void lh7a40x_cpld_handler (unsigned int irq, struct irqdesc *desc,
-				  struct pt_regs *regs)
+static void lh7a40x_cpld_handler (unsigned int irq, struct irqdesc *desc)
 {
 	unsigned int mask = CPLD_INTERRUPTS;
 
diff --git a/arch/arm/mach-lh7a40x/time.c b/arch/arm/mach-lh7a40x/time.c
index ad5652e01507..bef3c4b68d3b 100644
--- a/arch/arm/mach-lh7a40x/time.c
+++ b/arch/arm/mach-lh7a40x/time.c
@@ -39,12 +39,12 @@
 #endif
 
 static irqreturn_t
-lh7a40x_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+lh7a40x_timer_interrupt(int irq, void *dev_id)
 {
 	write_seqlock(&xtime_lock);
 
 	TIMER_EOI = 0;
-	timer_tick(regs);
+	timer_tick();
 
 	write_sequnlock(&xtime_lock);
 
diff --git a/arch/arm/mach-netx/generic.c b/arch/arm/mach-netx/generic.c
index af0b13534cfd..edbbbdc3b06b 100644
--- a/arch/arm/mach-netx/generic.c
+++ b/arch/arm/mach-netx/generic.c
@@ -69,8 +69,7 @@ static struct platform_device *devices[] __initdata = {
 #endif
 
 static void
-netx_hif_demux_handler(unsigned int irq_unused, struct irqdesc *desc,
-			struct pt_regs *regs)
+netx_hif_demux_handler(unsigned int irq_unused, struct irqdesc *desc)
 {
 	unsigned int irq = NETX_IRQ_HIF_CHAINED(0);
 	unsigned int stat;
@@ -83,7 +82,7 @@ netx_hif_demux_handler(unsigned int irq_unused, struct irqdesc *desc,
 	while (stat) {
 		if (stat & 1) {
 			DEBUG_IRQ("handling irq %d\n", irq);
-			desc_handle_irq(irq, desc, regs);
+			desc_handle_irq(irq, desc);
 		}
 		irq++;
 		desc++;
diff --git a/arch/arm/mach-netx/time.c b/arch/arm/mach-netx/time.c
index 6d72c81b7d9f..0993336c0b55 100644
--- a/arch/arm/mach-netx/time.c
+++ b/arch/arm/mach-netx/time.c
@@ -38,11 +38,11 @@ static unsigned long netx_gettimeoffset(void)
  * IRQ handler for the timer
  */
 static irqreturn_t
-netx_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+netx_timer_interrupt(int irq, void *dev_id)
 {
 	write_seqlock(&xtime_lock);
 
-	timer_tick(regs);
+	timer_tick();
 	write_sequnlock(&xtime_lock);
 
 	/* acknowledge interrupt */
diff --git a/arch/arm/mach-omap1/board-osk.c b/arch/arm/mach-omap1/board-osk.c
index 6b05647a6c01..3a622801d7b0 100644
--- a/arch/arm/mach-omap1/board-osk.c
+++ b/arch/arm/mach-omap1/board-osk.c
@@ -327,7 +327,7 @@ static struct spi_board_info __initdata mistral_boardinfo[] = { {
 
 #ifdef	CONFIG_PM
 static irqreturn_t
-osk_mistral_wake_interrupt(int irq, void *ignored, struct pt_regs *regs)
+osk_mistral_wake_interrupt(int irq, void *ignored)
 {
 	return IRQ_HANDLED;
 }
diff --git a/arch/arm/mach-omap1/fpga.c b/arch/arm/mach-omap1/fpga.c
index efe9bfc6e55f..8e40208b10bb 100644
--- a/arch/arm/mach-omap1/fpga.c
+++ b/arch/arm/mach-omap1/fpga.c
@@ -84,8 +84,7 @@ static void fpga_mask_ack_irq(unsigned int irq)
 	fpga_ack_irq(irq);
 }
 
-void innovator_fpga_IRQ_demux(unsigned int irq, struct irqdesc *desc,
-			      struct pt_regs *regs)
+void innovator_fpga_IRQ_demux(unsigned int irq, struct irqdesc *desc)
 {
 	struct irqdesc *d;
 	u32 stat;
@@ -101,7 +100,7 @@ void innovator_fpga_IRQ_demux(unsigned int irq, struct irqdesc *desc,
 	     fpga_irq++, stat >>= 1) {
 		if (stat & 1) {
 			d = irq_desc + fpga_irq;
-			desc_handle_irq(fpga_irq, d, regs);
+			desc_handle_irq(fpga_irq, d);
 		}
 	}
 }
diff --git a/arch/arm/mach-omap1/pm.c b/arch/arm/mach-omap1/pm.c
index cd76185bab74..4834758d340c 100644
--- a/arch/arm/mach-omap1/pm.c
+++ b/arch/arm/mach-omap1/pm.c
@@ -682,8 +682,7 @@ static int omap_pm_finish(suspend_state_t state)
 }
 
 
-static irqreturn_t  omap_wakeup_interrupt(int  irq, void *  dev,
-				     struct pt_regs *  regs)
+static irqreturn_t  omap_wakeup_interrupt(int irq, void *dev)
 {
 	return IRQ_HANDLED;
 }
diff --git a/arch/arm/mach-omap1/serial.c b/arch/arm/mach-omap1/serial.c
index c4b790217a5b..4cc98a578e4b 100644
--- a/arch/arm/mach-omap1/serial.c
+++ b/arch/arm/mach-omap1/serial.c
@@ -204,8 +204,7 @@ void __init omap_serial_init(void)
 
 #ifdef CONFIG_OMAP_SERIAL_WAKE
 
-static irqreturn_t omap_serial_wake_interrupt(int irq, void *dev_id,
-					      struct pt_regs *regs)
+static irqreturn_t omap_serial_wake_interrupt(int irq, void *dev_id)
 {
 	/* Need to do something with serial port right after wake-up? */
 	return IRQ_HANDLED;
diff --git a/arch/arm/mach-omap1/time.c b/arch/arm/mach-omap1/time.c
index 4d91b9f51084..1b7e4a506c26 100644
--- a/arch/arm/mach-omap1/time.c
+++ b/arch/arm/mach-omap1/time.c
@@ -160,8 +160,7 @@ static unsigned long omap_mpu_timer_gettimeoffset(void)
  * Latency during the interrupt is calculated using timer1.
  * Both timer0 and timer1 are counting at 6MHz (P2 6.5MHz).
  */
-static irqreturn_t omap_mpu_timer_interrupt(int irq, void *dev_id,
-					struct pt_regs *regs)
+static irqreturn_t omap_mpu_timer_interrupt(int irq, void *dev_id)
 {
 	unsigned long now, latency;
 
@@ -169,7 +168,7 @@ static irqreturn_t omap_mpu_timer_interrupt(int irq, void *dev_id,
 	now = 0 - omap_mpu_timer_read(0);
 	latency = MPU_TICKS_PER_SEC / HZ - omap_mpu_timer_read(1);
 	omap_mpu_timer_last = now - latency;
-	timer_tick(regs);
+	timer_tick();
 	write_sequnlock(&xtime_lock);
 
 	return IRQ_HANDLED;
@@ -182,8 +181,7 @@ static struct irqaction omap_mpu_timer_irq = {
 };
 
 static unsigned long omap_mpu_timer1_overflows;
-static irqreturn_t omap_mpu_timer1_interrupt(int irq, void *dev_id,
-					     struct pt_regs *regs)
+static irqreturn_t omap_mpu_timer1_interrupt(int irq, void *dev_id)
 {
 	omap_mpu_timer1_overflows++;
 	return IRQ_HANDLED;
diff --git a/arch/arm/mach-omap2/board-apollon.c b/arch/arm/mach-omap2/board-apollon.c
index c37b0e6d1248..03d6905ba490 100644
--- a/arch/arm/mach-omap2/board-apollon.c
+++ b/arch/arm/mach-omap2/board-apollon.c
@@ -203,7 +203,7 @@ static void __init apollon_led_init(void)
 	omap_set_gpio_dataout(LED2_GPIO15, 0);
 }
 
-static irqreturn_t apollon_sw_interrupt(int irq, void *ignored, struct pt_regs *regs)
+static irqreturn_t apollon_sw_interrupt(int irq, void *ignored)
 {
 	static unsigned int led0, led1, led2;
 
diff --git a/arch/arm/mach-omap2/timer-gp.c b/arch/arm/mach-omap2/timer-gp.c
index fe5fd6d42dea..973189cd9766 100644
--- a/arch/arm/mach-omap2/timer-gp.c
+++ b/arch/arm/mach-omap2/timer-gp.c
@@ -37,13 +37,12 @@ static inline void omap2_gp_timer_start(unsigned long load_val)
 	omap_dm_timer_start(gptimer);
 }
 
-static irqreturn_t omap2_gp_timer_interrupt(int irq, void *dev_id,
-					    struct pt_regs *regs)
+static irqreturn_t omap2_gp_timer_interrupt(int irq, void *dev_id)
 {
 	write_seqlock(&xtime_lock);
 
 	omap_dm_timer_write_status(gptimer, OMAP_TIMER_INT_OVERFLOW);
-	timer_tick(regs);
+	timer_tick();
 
 	write_sequnlock(&xtime_lock);
 
diff --git a/arch/arm/mach-pnx4008/dma.c b/arch/arm/mach-pnx4008/dma.c
index ec01574f88ac..d6a279e4b524 100644
--- a/arch/arm/mach-pnx4008/dma.c
+++ b/arch/arm/mach-pnx4008/dma.c
@@ -32,7 +32,7 @@
 
 static struct dma_channel {
 	char *name;
-	void (*irq_handler) (int, int, void *, struct pt_regs *);
+	void (*irq_handler) (int, int, void *);
 	void *data;
 	struct pnx4008_dma_ll *ll;
 	u32 ll_dma;
@@ -150,8 +150,7 @@ static inline void pnx4008_dma_unlock(void)
 #define VALID_CHANNEL(c)	(((c) >= 0) && ((c) < MAX_DMA_CHANNELS))
 
 int pnx4008_request_channel(char *name, int ch,
-			    void (*irq_handler) (int, int, void *,
-						 struct pt_regs *), void *data)
+			    void (*irq_handler) (int, int, void *), void *data)
 {
 	int i, found = 0;
 
@@ -1033,7 +1032,7 @@ int pnx4008_dma_ch_enabled(int ch)
 
 EXPORT_SYMBOL_GPL(pnx4008_dma_ch_enabled);
 
-static irqreturn_t dma_irq_handler(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t dma_irq_handler(int irq, void *dev_id)
 {
 	int i;
 	unsigned long dint = __raw_readl(DMAC_INT_STAT);
@@ -1053,8 +1052,7 @@ static irqreturn_t dma_irq_handler(int irq, void *dev_id, struct pt_regs *regs)
 					cause |= DMA_ERR_INT;
 				if (tcint & i_bit)
 					cause |= DMA_TC_INT;
-				channel->irq_handler(i, cause, channel->data,
-						     regs);
+				channel->irq_handler(i, cause, channel->data);
 			} else {
 				/*
 				 * IRQ for an unregistered DMA channel
diff --git a/arch/arm/mach-pnx4008/time.c b/arch/arm/mach-pnx4008/time.c
index b986065cd0f3..8621c206ac84 100644
--- a/arch/arm/mach-pnx4008/time.c
+++ b/arch/arm/mach-pnx4008/time.c
@@ -47,15 +47,14 @@ static unsigned long pnx4008_gettimeoffset(void)
 /*!
  * IRQ handler for the timer
  */
-static irqreturn_t pnx4008_timer_interrupt(int irq, void *dev_id,
-					   struct pt_regs *regs)
+static irqreturn_t pnx4008_timer_interrupt(int irq, void *dev_id)
 {
 	if (__raw_readl(HSTIM_INT) & MATCH0_INT) {
 
 		write_seqlock(&xtime_lock);
 
 		do {
-			timer_tick(regs);
+			timer_tick();
 
 			/*
 			 * this algorithm takes care of possible delay
diff --git a/arch/arm/mach-pxa/corgi.c b/arch/arm/mach-pxa/corgi.c
index 337c01c4ac37..a1a900d16665 100644
--- a/arch/arm/mach-pxa/corgi.c
+++ b/arch/arm/mach-pxa/corgi.c
@@ -212,7 +212,7 @@ static struct platform_device corgits_device = {
  */
 static struct pxamci_platform_data corgi_mci_platform_data;
 
-static int corgi_mci_init(struct device *dev, irqreturn_t (*corgi_detect_int)(int, void *, struct pt_regs *), void *data)
+static int corgi_mci_init(struct device *dev, irq_handler_t corgi_detect_int, void *data)
 {
 	int err;
 
diff --git a/arch/arm/mach-pxa/dma.c b/arch/arm/mach-pxa/dma.c
index 7d8c85486c66..4440babe7b97 100644
--- a/arch/arm/mach-pxa/dma.c
+++ b/arch/arm/mach-pxa/dma.c
@@ -27,13 +27,13 @@
 
 static struct dma_channel {
 	char *name;
-	void (*irq_handler)(int, void *, struct pt_regs *);
+	void (*irq_handler)(int, void *);
 	void *data;
 } dma_channels[PXA_DMA_CHANNELS];
 
 
 int pxa_request_dma (char *name, pxa_dma_prio prio,
-			 void (*irq_handler)(int, void *, struct pt_regs *),
+			 void (*irq_handler)(int, void *),
 		 	 void *data)
 {
 	unsigned long flags;
@@ -87,7 +87,7 @@ void pxa_free_dma (int dma_ch)
 	local_irq_restore(flags);
 }
 
-static irqreturn_t dma_irq_handler(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t dma_irq_handler(int irq, void *dev_id)
 {
 	int i, dint = DINT;
 
@@ -95,7 +95,7 @@ static irqreturn_t dma_irq_handler(int irq, void *dev_id, struct pt_regs *regs)
 		if (dint & (1 << i)) {
 			struct dma_channel *channel = &dma_channels[i];
 			if (channel->name && channel->irq_handler) {
-				channel->irq_handler(i, channel->data, regs);
+				channel->irq_handler(i, channel->data);
 			} else {
 				/*
 				 * IRQ for an unregistered DMA channel:
diff --git a/arch/arm/mach-pxa/idp.c b/arch/arm/mach-pxa/idp.c
index 3e4b0ab71c66..64df44043a65 100644
--- a/arch/arm/mach-pxa/idp.c
+++ b/arch/arm/mach-pxa/idp.c
@@ -125,7 +125,7 @@ static struct pxafb_mach_info sharp_lm8v31 = {
 	.pxafb_lcd_power = &idp_lcd_power
 };
 
-static int idp_mci_init(struct device *dev, irqreturn_t (*idp_detect_int)(int, void *, struct pt_regs *), void *data)
+static int idp_mci_init(struct device *dev, irq_handler_t idp_detect_int, void *data)
 {
 	/* setup GPIO for PXA25x MMC controller	*/
 	pxa_gpio_mode(GPIO6_MMCCLK_MD);
diff --git a/arch/arm/mach-pxa/irq.c b/arch/arm/mach-pxa/irq.c
index 12141e2a50cc..ab1a16025d51 100644
--- a/arch/arm/mach-pxa/irq.c
+++ b/arch/arm/mach-pxa/irq.c
@@ -143,8 +143,7 @@ static struct irq_chip pxa_low_gpio_chip = {
  * Demux handler for GPIO>=2 edge detect interrupts
  */
 
-static void pxa_gpio_demux_handler(unsigned int irq, struct irqdesc *desc,
-				   struct pt_regs *regs)
+static void pxa_gpio_demux_handler(unsigned int irq, struct irqdesc *desc)
 {
 	unsigned int mask;
 	int loop;
@@ -160,7 +159,7 @@ static void pxa_gpio_demux_handler(unsigned int irq, struct irqdesc *desc,
 			mask >>= 2;
 			do {
 				if (mask & 1)
-					desc_handle_irq(irq, desc, regs);
+					desc_handle_irq(irq, desc);
 				irq++;
 				desc++;
 				mask >>= 1;
@@ -175,7 +174,7 @@ static void pxa_gpio_demux_handler(unsigned int irq, struct irqdesc *desc,
 			desc = irq_desc + irq;
 			do {
 				if (mask & 1)
-					desc_handle_irq(irq, desc, regs);
+					desc_handle_irq(irq, desc);
 				irq++;
 				desc++;
 				mask >>= 1;
@@ -190,7 +189,7 @@ static void pxa_gpio_demux_handler(unsigned int irq, struct irqdesc *desc,
 			desc = irq_desc + irq;
 			do {
 				if (mask & 1)
-					desc_handle_irq(irq, desc, regs);
+					desc_handle_irq(irq, desc);
 				irq++;
 				desc++;
 				mask >>= 1;
@@ -206,7 +205,7 @@ static void pxa_gpio_demux_handler(unsigned int irq, struct irqdesc *desc,
 			desc = irq_desc + irq;
 			do {
 				if (mask & 1)
-					desc_handle_irq(irq, desc, regs);
+					desc_handle_irq(irq, desc);
 				irq++;
 				desc++;
 				mask >>= 1;
diff --git a/arch/arm/mach-pxa/lpd270.c b/arch/arm/mach-pxa/lpd270.c
index eff2a91b2565..5749f6b72e12 100644
--- a/arch/arm/mach-pxa/lpd270.c
+++ b/arch/arm/mach-pxa/lpd270.c
@@ -75,8 +75,7 @@ static struct irq_chip lpd270_irq_chip = {
 	.unmask		= lpd270_unmask_irq,
 };
 
-static void lpd270_irq_handler(unsigned int irq, struct irqdesc *desc,
-				  struct pt_regs *regs)
+static void lpd270_irq_handler(unsigned int irq, struct irqdesc *desc)
 {
 	unsigned long pending;
 
@@ -86,7 +85,7 @@ static void lpd270_irq_handler(unsigned int irq, struct irqdesc *desc,
 		if (likely(pending)) {
 			irq = LPD270_IRQ(0) + __ffs(pending);
 			desc = irq_desc + irq;
-			desc_handle_irq(irq, desc, regs);
+			desc_handle_irq(irq, desc);
 
 			pending = __raw_readw(LPD270_INT_STATUS) &
 						lpd270_irq_enabled;
diff --git a/arch/arm/mach-pxa/lubbock.c b/arch/arm/mach-pxa/lubbock.c
index 157cf47cbe66..ee80d62119d3 100644
--- a/arch/arm/mach-pxa/lubbock.c
+++ b/arch/arm/mach-pxa/lubbock.c
@@ -85,8 +85,7 @@ static struct irq_chip lubbock_irq_chip = {
 	.unmask		= lubbock_unmask_irq,
 };
 
-static void lubbock_irq_handler(unsigned int irq, struct irqdesc *desc,
-				struct pt_regs *regs)
+static void lubbock_irq_handler(unsigned int irq, struct irqdesc *desc)
 {
 	unsigned long pending = LUB_IRQ_SET_CLR & lubbock_irq_enabled;
 	do {
@@ -94,7 +93,7 @@ static void lubbock_irq_handler(unsigned int irq, struct irqdesc *desc,
 		if (likely(pending)) {
 			irq = LUBBOCK_IRQ(0) + __ffs(pending);
 			desc = irq_desc + irq;
-			desc_handle_irq(irq, desc, regs);
+			desc_handle_irq(irq, desc);
 		}
 		pending = LUB_IRQ_SET_CLR & lubbock_irq_enabled;
 	} while (pending);
@@ -379,7 +378,7 @@ static struct pxafb_mach_info sharp_lm8v31 = {
 #define	MMC_POLL_RATE		msecs_to_jiffies(1000)
 
 static void lubbock_mmc_poll(unsigned long);
-static irqreturn_t (*mmc_detect_int)(int, void *, struct pt_regs *);
+static irq_handler_t mmc_detect_int;
 
 static struct timer_list mmc_timer = {
 	.function	= lubbock_mmc_poll,
@@ -403,17 +402,17 @@ static void lubbock_mmc_poll(unsigned long data)
 	}
 }
 
-static irqreturn_t lubbock_detect_int(int irq, void *data, struct pt_regs *regs)
+static irqreturn_t lubbock_detect_int(int irq, void *data)
 {
 	/* IRQ is level triggered; disable, and poll for removal */
 	disable_irq(irq);
 	mod_timer(&mmc_timer, jiffies + MMC_POLL_RATE);
 
-	return mmc_detect_int(irq, data, regs);
+	return mmc_detect_int(irq, data);
 }
 
 static int lubbock_mci_init(struct device *dev,
-		irqreturn_t (*detect_int)(int, void *, struct pt_regs *),
+		irq_handler_t detect_int,
 		void *data)
 {
 	/* setup GPIO for PXA25x MMC controller	*/
diff --git a/arch/arm/mach-pxa/mainstone.c b/arch/arm/mach-pxa/mainstone.c
index 7ba0447d6fa3..49c34d94a9fe 100644
--- a/arch/arm/mach-pxa/mainstone.c
+++ b/arch/arm/mach-pxa/mainstone.c
@@ -71,8 +71,7 @@ static struct irq_chip mainstone_irq_chip = {
 	.unmask		= mainstone_unmask_irq,
 };
 
-static void mainstone_irq_handler(unsigned int irq, struct irqdesc *desc,
-				  struct pt_regs *regs)
+static void mainstone_irq_handler(unsigned int irq, struct irqdesc *desc)
 {
 	unsigned long pending = MST_INTSETCLR & mainstone_irq_enabled;
 	do {
@@ -80,7 +79,7 @@ static void mainstone_irq_handler(unsigned int irq, struct irqdesc *desc,
 		if (likely(pending)) {
 			irq = MAINSTONE_IRQ(0) + __ffs(pending);
 			desc = irq_desc + irq;
-			desc_handle_irq(irq, desc, regs);
+			desc_handle_irq(irq, desc);
 		}
 		pending = MST_INTSETCLR & mainstone_irq_enabled;
 	} while (pending);
@@ -314,7 +313,7 @@ static struct pxafb_mach_info mainstone_pxafb_info = {
 	.pxafb_backlight_power	= mainstone_backlight_power,
 };
 
-static int mainstone_mci_init(struct device *dev, irqreturn_t (*mstone_detect_int)(int, void *, struct pt_regs *), void *data)
+static int mainstone_mci_init(struct device *dev, irq_handler_t mstone_detect_int, void *data)
 {
 	int err;
 
diff --git a/arch/arm/mach-pxa/poodle.c b/arch/arm/mach-pxa/poodle.c
index 5e8c098ca139..34fb80b37023 100644
--- a/arch/arm/mach-pxa/poodle.c
+++ b/arch/arm/mach-pxa/poodle.c
@@ -197,7 +197,7 @@ static struct platform_device poodle_ts_device = {
  */
 static struct pxamci_platform_data poodle_mci_platform_data;
 
-static int poodle_mci_init(struct device *dev, irqreturn_t (*poodle_detect_int)(int, void *, struct pt_regs *), void *data)
+static int poodle_mci_init(struct device *dev, irq_handler_t poodle_detect_int, void *data)
 {
 	int err;
 
diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c
index 401cdb850fbc..3cbac63bed3c 100644
--- a/arch/arm/mach-pxa/spitz.c
+++ b/arch/arm/mach-pxa/spitz.c
@@ -291,7 +291,7 @@ static struct platform_device spitzts_device = {
 
 static struct pxamci_platform_data spitz_mci_platform_data;
 
-static int spitz_mci_init(struct device *dev, irqreturn_t (*spitz_detect_int)(int, void *, struct pt_regs *), void *data)
+static int spitz_mci_init(struct device *dev, irq_handler_t spitz_detect_int, void *data)
 {
 	int err;
 
diff --git a/arch/arm/mach-pxa/ssp.c b/arch/arm/mach-pxa/ssp.c
index 1fddfeaa630d..6cc202755fb4 100644
--- a/arch/arm/mach-pxa/ssp.c
+++ b/arch/arm/mach-pxa/ssp.c
@@ -65,7 +65,7 @@ static const struct ssp_info_ ssp_info[PXA_SSP_PORTS] = {
 static DEFINE_MUTEX(mutex);
 static int use_count[PXA_SSP_PORTS] = {0, 0, 0};
 
-static irqreturn_t ssp_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t ssp_interrupt(int irq, void *dev_id)
 {
 	struct ssp_dev *dev = (struct ssp_dev*) dev_id;
 	unsigned int status = SSSR_P(dev->port);
diff --git a/arch/arm/mach-pxa/time.c b/arch/arm/mach-pxa/time.c
index 5dbd191c57c4..3ac268fa419b 100644
--- a/arch/arm/mach-pxa/time.c
+++ b/arch/arm/mach-pxa/time.c
@@ -75,7 +75,7 @@ static int match_posponed;
 #endif
 
 static irqreturn_t
-pxa_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+pxa_timer_interrupt(int irq, void *dev_id)
 {
 	int next_match;
 
@@ -105,7 +105,7 @@ pxa_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 	 * exactly one tick period which should be a pretty rare event.
 	 */
 	do {
-		timer_tick(regs);
+		timer_tick();
 		OSSR = OSSR_M0;  /* Clear match on timer 0 */
 		next_match = (OSMR0 += LATCH);
 	} while( (signed long)(next_match - OSCR) <= 8 );
@@ -157,13 +157,13 @@ static void pxa_dyn_tick_reprogram(unsigned long ticks)
 }
 
 static irqreturn_t
-pxa_dyn_tick_handler(int irq, void *dev_id, struct pt_regs *regs)
+pxa_dyn_tick_handler(int irq, void *dev_id)
 {
 	if (match_posponed) {
 		match_posponed = 0;
 		OSMR0 = initial_match;
 		if ( (signed long)(initial_match - OSCR) <= 8 )
-			return pxa_timer_interrupt(irq, dev_id, regs);
+			return pxa_timer_interrupt(irq, dev_id);
 	}
 	return IRQ_NONE;
 }
diff --git a/arch/arm/mach-pxa/tosa.c b/arch/arm/mach-pxa/tosa.c
index 249353616aba..7915a5a22865 100644
--- a/arch/arm/mach-pxa/tosa.c
+++ b/arch/arm/mach-pxa/tosa.c
@@ -174,7 +174,7 @@ static struct pxa2xx_udc_mach_info udc_info __initdata = {
  */
 static struct pxamci_platform_data tosa_mci_platform_data;
 
-static int tosa_mci_init(struct device *dev, irqreturn_t (*tosa_detect_int)(int, void *, struct pt_regs *), void *data)
+static int tosa_mci_init(struct device *dev, irq_handler_t tosa_detect_int, void *data)
 {
 	int err;
 
diff --git a/arch/arm/mach-pxa/trizeps4.c b/arch/arm/mach-pxa/trizeps4.c
index 910571e9a190..c1827d021ba8 100644
--- a/arch/arm/mach-pxa/trizeps4.c
+++ b/arch/arm/mach-pxa/trizeps4.c
@@ -270,7 +270,7 @@ void board_pcmcia_power(int power)	{;}
 #endif		/* CONFIG_MACH_TRIZEPS4_CONXS */
 EXPORT_SYMBOL(board_pcmcia_power);
 
-static int trizeps4_mci_init(struct device *dev, irqreturn_t (*mci_detect_int)(int, void *, struct pt_regs *), void *data)
+static int trizeps4_mci_init(struct device *dev, irq_handler_t mci_detect_int, void *data)
 {
 	int err;
 	/* setup GPIO for PXA27x MMC controller */
diff --git a/arch/arm/mach-realview/core.c b/arch/arm/mach-realview/core.c
index da0286973823..68c67053f479 100644
--- a/arch/arm/mach-realview/core.c
+++ b/arch/arm/mach-realview/core.c
@@ -515,18 +515,18 @@ static unsigned long realview_gettimeoffset(void)
 /*
  * IRQ handler for the timer
  */
-static irqreturn_t realview_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t realview_timer_interrupt(int irq, void *dev_id)
 {
 	write_seqlock(&xtime_lock);
 
 	// ...clear the interrupt
 	writel(1, TIMER0_VA_BASE + TIMER_INTCLR);
 
-	timer_tick(regs);
+	timer_tick();
 
 #if defined(CONFIG_SMP) && !defined(CONFIG_LOCAL_TIMERS)
 	smp_send_timer();
-	update_process_times(user_mode(regs));
+	update_process_times(user_mode(get_irq_regs()));
 #endif
 
 	write_sequnlock(&xtime_lock);
diff --git a/arch/arm/mach-rpc/dma.c b/arch/arm/mach-rpc/dma.c
index ac511d41d4d7..596379a4cf82 100644
--- a/arch/arm/mach-rpc/dma.c
+++ b/arch/arm/mach-rpc/dma.c
@@ -83,7 +83,7 @@ static void iomd_get_next_sg(struct scatterlist *sg, dma_t *dma)
 	sg->length |= flags;
 }
 
-static irqreturn_t iomd_dma_handle(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t iomd_dma_handle(int irq, void *dev_id)
 {
 	dma_t *dma = (dma_t *)dev_id;
 	unsigned long base = dma->dma_base;
diff --git a/arch/arm/mach-s3c2410/bast-irq.c b/arch/arm/mach-s3c2410/bast-irq.c
index 440e9aa0211a..23d5beea5568 100644
--- a/arch/arm/mach-s3c2410/bast-irq.c
+++ b/arch/arm/mach-s3c2410/bast-irq.c
@@ -112,8 +112,7 @@ static struct irqchip  bast_pc104_chip = {
 
 static void
 bast_irq_pc104_demux(unsigned int irq,
-		     struct irqdesc *desc,
-		     struct pt_regs *regs)
+		     struct irqdesc *desc)
 {
 	unsigned int stat;
 	unsigned int irqno;
@@ -133,7 +132,7 @@ bast_irq_pc104_demux(unsigned int irq,
 			if (stat & 1) {
 				irqno = bast_pc104_irqs[i];
 				desc = irq_desc + irqno;
-				desc_handle_irq(irqno, desc, regs);
+				desc_handle_irq(irqno, desc);
 			}
 		}
 	}
diff --git a/arch/arm/mach-s3c2410/dma.c b/arch/arm/mach-s3c2410/dma.c
index d264bbbd8bef..3d211dc2f2f9 100644
--- a/arch/arm/mach-s3c2410/dma.c
+++ b/arch/arm/mach-s3c2410/dma.c
@@ -595,7 +595,7 @@ s3c2410_dma_lastxfer(struct s3c2410_dma_chan *chan)
 #define dmadbg2(x...)
 
 static irqreturn_t
-s3c2410_dma_irq(int irq, void *devpw, struct pt_regs *regs)
+s3c2410_dma_irq(int irq, void *devpw)
 {
 	struct s3c2410_dma_chan *chan = (struct s3c2410_dma_chan *)devpw;
 	struct s3c2410_dma_buf  *buf;
diff --git a/arch/arm/mach-s3c2410/irq.c b/arch/arm/mach-s3c2410/irq.c
index 3e9f3462c61b..683b3491ba3c 100644
--- a/arch/arm/mach-s3c2410/irq.c
+++ b/arch/arm/mach-s3c2410/irq.c
@@ -480,8 +480,7 @@ static struct irqchip s3c_irq_adc = {
 
 /* irq demux for adc */
 static void s3c_irq_demux_adc(unsigned int irq,
-			      struct irqdesc *desc,
-			      struct pt_regs *regs)
+			      struct irqdesc *desc)
 {
 	unsigned int subsrc, submsk;
 	unsigned int offset = 9;
@@ -500,17 +499,16 @@ static void s3c_irq_demux_adc(unsigned int irq,
 	if (subsrc != 0) {
 		if (subsrc & 1) {
 			mydesc = irq_desc + IRQ_TC;
-			desc_handle_irq(IRQ_TC, mydesc, regs);
+			desc_handle_irq(IRQ_TC, mydesc);
 		}
 		if (subsrc & 2) {
 			mydesc = irq_desc + IRQ_ADC;
-			desc_handle_irq(IRQ_ADC, mydesc, regs);
+			desc_handle_irq(IRQ_ADC, mydesc);
 		}
 	}
 }
 
-static void s3c_irq_demux_uart(unsigned int start,
-			       struct pt_regs *regs)
+static void s3c_irq_demux_uart(unsigned int start)
 {
 	unsigned int subsrc, submsk;
 	unsigned int offset = start - IRQ_S3CUART_RX0;
@@ -533,17 +531,17 @@ static void s3c_irq_demux_uart(unsigned int start,
 		desc = irq_desc + start;
 
 		if (subsrc & 1)
-			desc_handle_irq(start, desc, regs);
+			desc_handle_irq(start, desc);
 
 		desc++;
 
 		if (subsrc & 2)
-			desc_handle_irq(start+1, desc, regs);
+			desc_handle_irq(start+1, desc);
 
 		desc++;
 
 		if (subsrc & 4)
-			desc_handle_irq(start+2, desc, regs);
+			desc_handle_irq(start+2, desc);
 	}
 }
 
@@ -551,35 +549,31 @@ static void s3c_irq_demux_uart(unsigned int start,
 
 static void
 s3c_irq_demux_uart0(unsigned int irq,
-		    struct irqdesc *desc,
-		    struct pt_regs *regs)
+		    struct irqdesc *desc)
 {
 	irq = irq;
-	s3c_irq_demux_uart(IRQ_S3CUART_RX0, regs);
+	s3c_irq_demux_uart(IRQ_S3CUART_RX0);
 }
 
 static void
 s3c_irq_demux_uart1(unsigned int irq,
-		    struct irqdesc *desc,
-		    struct pt_regs *regs)
+		    struct irqdesc *desc)
 {
 	irq = irq;
-	s3c_irq_demux_uart(IRQ_S3CUART_RX1, regs);
+	s3c_irq_demux_uart(IRQ_S3CUART_RX1);
 }
 
 static void
 s3c_irq_demux_uart2(unsigned int irq,
-		    struct irqdesc *desc,
-		    struct pt_regs *regs)
+		    struct irqdesc *desc)
 {
 	irq = irq;
-	s3c_irq_demux_uart(IRQ_S3CUART_RX2, regs);
+	s3c_irq_demux_uart(IRQ_S3CUART_RX2);
 }
 
 static void
 s3c_irq_demux_extint8(unsigned int irq,
-		      struct irqdesc *desc,
-		      struct pt_regs *regs)
+		      struct irqdesc *desc)
 {
 	unsigned long eintpnd = __raw_readl(S3C24XX_EINTPEND);
 	unsigned long eintmsk = __raw_readl(S3C24XX_EINTMASK);
@@ -594,15 +588,14 @@ s3c_irq_demux_extint8(unsigned int irq,
 		eintpnd &= ~(1<<irq);
 
 		irq += (IRQ_EINT4 - 4);
-		desc_handle_irq(irq, irq_desc + irq, regs);
+		desc_handle_irq(irq, irq_desc + irq);
 	}
 
 }
 
 static void
 s3c_irq_demux_extint4t7(unsigned int irq,
-			struct irqdesc *desc,
-			struct pt_regs *regs)
+			struct irqdesc *desc)
 {
 	unsigned long eintpnd = __raw_readl(S3C24XX_EINTPEND);
 	unsigned long eintmsk = __raw_readl(S3C24XX_EINTMASK);
@@ -618,7 +611,7 @@ s3c_irq_demux_extint4t7(unsigned int irq,
 
 		irq += (IRQ_EINT4 - 4);
 
-		desc_handle_irq(irq, irq_desc + irq, regs);
+		desc_handle_irq(irq, irq_desc + irq);
 	}
 }
 
diff --git a/arch/arm/mach-s3c2410/mach-amlm5900.c b/arch/arm/mach-s3c2410/mach-amlm5900.c
index ba5109af40b4..817e2c684410 100644
--- a/arch/arm/mach-s3c2410/mach-amlm5900.c
+++ b/arch/arm/mach-s3c2410/mach-amlm5900.c
@@ -226,7 +226,7 @@ static struct s3c2410fb_mach_info __initdata amlm5900_lcd_info = {
 #endif
 
 static irqreturn_t
-amlm5900_wake_interrupt(int irq, void *ignored, struct pt_regs *regs)
+amlm5900_wake_interrupt(int irq, void *ignored)
 {
 	return IRQ_HANDLED;
 }
diff --git a/arch/arm/mach-s3c2410/s3c2440-irq.c b/arch/arm/mach-s3c2410/s3c2440-irq.c
index fc08febe2e54..39db0752d53b 100644
--- a/arch/arm/mach-s3c2410/s3c2440-irq.c
+++ b/arch/arm/mach-s3c2410/s3c2440-irq.c
@@ -42,8 +42,7 @@
 /* WDT/AC97 */
 
 static void s3c_irq_demux_wdtac97(unsigned int irq,
-				  struct irqdesc *desc,
-				  struct pt_regs *regs)
+				  struct irqdesc *desc)
 {
 	unsigned int subsrc, submsk;
 	struct irqdesc *mydesc;
@@ -61,11 +60,11 @@ static void s3c_irq_demux_wdtac97(unsigned int irq,
 	if (subsrc != 0) {
 		if (subsrc & 1) {
 			mydesc = irq_desc + IRQ_S3C2440_WDT;
-			desc_handle_irq(IRQ_S3C2440_WDT, mydesc, regs);
+			desc_handle_irq(IRQ_S3C2440_WDT, mydesc);
 		}
 		if (subsrc & 2) {
 			mydesc = irq_desc + IRQ_S3C2440_AC97;
-			desc_handle_irq(IRQ_S3C2440_AC97, mydesc, regs);
+			desc_handle_irq(IRQ_S3C2440_AC97, mydesc);
 		}
 	}
 }
diff --git a/arch/arm/mach-s3c2410/s3c244x-irq.c b/arch/arm/mach-s3c2410/s3c244x-irq.c
index ec702f88b299..146f2109dd90 100644
--- a/arch/arm/mach-s3c2410/s3c244x-irq.c
+++ b/arch/arm/mach-s3c2410/s3c244x-irq.c
@@ -42,8 +42,7 @@
 /* camera irq */
 
 static void s3c_irq_demux_cam(unsigned int irq,
-			      struct irqdesc *desc,
-			      struct pt_regs *regs)
+			      struct irqdesc *desc)
 {
 	unsigned int subsrc, submsk;
 	struct irqdesc *mydesc;
@@ -61,11 +60,11 @@ static void s3c_irq_demux_cam(unsigned int irq,
 	if (subsrc != 0) {
 		if (subsrc & 1) {
 			mydesc = irq_desc + IRQ_S3C2440_CAM_C;
-			desc_handle_irq(IRQ_S3C2440_CAM_C, mydesc, regs);
+			desc_handle_irq(IRQ_S3C2440_CAM_C, mydesc);
 		}
 		if (subsrc & 2) {
 			mydesc = irq_desc + IRQ_S3C2440_CAM_P;
-			desc_handle_irq(IRQ_S3C2440_CAM_P, mydesc, regs);
+			desc_handle_irq(IRQ_S3C2440_CAM_P, mydesc);
 		}
 	}
 }
diff --git a/arch/arm/mach-s3c2410/time.c b/arch/arm/mach-s3c2410/time.c
index 00d1cfca9712..9910bf0f2cea 100644
--- a/arch/arm/mach-s3c2410/time.c
+++ b/arch/arm/mach-s3c2410/time.c
@@ -128,10 +128,10 @@ static unsigned long s3c2410_gettimeoffset (void)
  * IRQ handler for the timer
  */
 static irqreturn_t
-s3c2410_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+s3c2410_timer_interrupt(int irq, void *dev_id)
 {
 	write_seqlock(&xtime_lock);
-	timer_tick(regs);
+	timer_tick();
 	write_sequnlock(&xtime_lock);
 	return IRQ_HANDLED;
 }
diff --git a/arch/arm/mach-s3c2410/usb-simtec.c b/arch/arm/mach-s3c2410/usb-simtec.c
index c635efa7cd31..22b0e1cdd4bf 100644
--- a/arch/arm/mach-s3c2410/usb-simtec.c
+++ b/arch/arm/mach-s3c2410/usb-simtec.c
@@ -58,7 +58,7 @@ usb_simtec_powercontrol(int port, int to)
 }
 
 static irqreturn_t
-usb_simtec_ocirq(int irq, void *pw, struct pt_regs *regs)
+usb_simtec_ocirq(int irq, void *pw)
 {
 	struct s3c2410_hcd_info *info = (struct s3c2410_hcd_info *)pw;
 
diff --git a/arch/arm/mach-sa1100/dma.c b/arch/arm/mach-sa1100/dma.c
index 2ea2a657a034..1fbe053e8b59 100644
--- a/arch/arm/mach-sa1100/dma.c
+++ b/arch/arm/mach-sa1100/dma.c
@@ -42,7 +42,7 @@ static sa1100_dma_t dma_chan[SA1100_DMA_CHANNELS];
 static spinlock_t dma_list_lock;
 
 
-static irqreturn_t dma_irq_handler(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t dma_irq_handler(int irq, void *dev_id)
 {
 	dma_regs_t *dma_regs = dev_id;
 	sa1100_dma_t *dma = dma_chan + (((u_int)dma_regs >> 5) & 7);
diff --git a/arch/arm/mach-sa1100/h3600.c b/arch/arm/mach-sa1100/h3600.c
index 7364478cec12..fa6dc71bd6ad 100644
--- a/arch/arm/mach-sa1100/h3600.c
+++ b/arch/arm/mach-sa1100/h3600.c
@@ -702,7 +702,7 @@ static u32 gpio_irq_mask[] = {
 	GPIO2_SD_CON_SLT,
 };
 
-static void h3800_IRQ_demux(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs)
+static void h3800_IRQ_demux(unsigned int irq, struct irqdesc *desc)
 {
 	int i;
 
@@ -719,14 +719,14 @@ static void h3800_IRQ_demux(unsigned int irq, struct irqdesc *desc, struct pt_re
 		if (0) printk("%s KPIO 0x%08X\n", __FUNCTION__, irq);
 		for (j = 0; j < H3800_KPIO_IRQ_COUNT; j++)
 			if (irq & kpio_irq_mask[j])
-				do_edge_IRQ(H3800_KPIO_IRQ_COUNT + j, irq_desc + H3800_KPIO_IRQ_COUNT + j, regs);
+				do_edge_IRQ(H3800_KPIO_IRQ_COUNT + j, irq_desc + H3800_KPIO_IRQ_COUNT + j);
 
 		/* GPIO2 */
 		irq = H3800_ASIC2_GPIINTFLAG;
 		if (0) printk("%s GPIO 0x%08X\n", __FUNCTION__, irq);
 		for (j = 0; j < H3800_GPIO_IRQ_COUNT; j++)
 			if (irq & gpio_irq_mask[j])
-				do_edge_IRQ(H3800_GPIO_IRQ_COUNT + j, irq_desc + H3800_GPIO_IRQ_COUNT + j , regs);
+				do_edge_IRQ(H3800_GPIO_IRQ_COUNT + j, irq_desc + H3800_GPIO_IRQ_COUNT + j);
 	}
 
 	if (i >= MAX_ASIC_ISR_LOOPS)
diff --git a/arch/arm/mach-sa1100/irq.c b/arch/arm/mach-sa1100/irq.c
index b55b90a2e8fe..f4c6322ca33e 100644
--- a/arch/arm/mach-sa1100/irq.c
+++ b/arch/arm/mach-sa1100/irq.c
@@ -110,8 +110,7 @@ static struct irq_chip sa1100_low_gpio_chip = {
  * and call the handler.
  */
 static void
-sa1100_high_gpio_handler(unsigned int irq, struct irqdesc *desc,
-			 struct pt_regs *regs)
+sa1100_high_gpio_handler(unsigned int irq, struct irqdesc *desc)
 {
 	unsigned int mask;
 
@@ -128,7 +127,7 @@ sa1100_high_gpio_handler(unsigned int irq, struct irqdesc *desc,
 		mask >>= 11;
 		do {
 			if (mask & 1)
-				desc_handle_irq(irq, desc, regs);
+				desc_handle_irq(irq, desc);
 			mask >>= 1;
 			irq++;
 			desc++;
diff --git a/arch/arm/mach-sa1100/neponset.c b/arch/arm/mach-sa1100/neponset.c
index af6d2775cf82..354d5e91da59 100644
--- a/arch/arm/mach-sa1100/neponset.c
+++ b/arch/arm/mach-sa1100/neponset.c
@@ -29,7 +29,7 @@
  * is rather unfortunate.
  */
 static void
-neponset_irq_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs)
+neponset_irq_handler(unsigned int irq, struct irqdesc *desc)
 {
 	unsigned int irr;
 
@@ -69,12 +69,12 @@ neponset_irq_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *reg
 
 			if (irr & IRR_ETHERNET) {
 				d = irq_desc + IRQ_NEPONSET_SMC9196;
-				desc_handle_irq(IRQ_NEPONSET_SMC9196, d, regs);
+				desc_handle_irq(IRQ_NEPONSET_SMC9196, d);
 			}
 
 			if (irr & IRR_USAR) {
 				d = irq_desc + IRQ_NEPONSET_USAR;
-				desc_handle_irq(IRQ_NEPONSET_USAR, d, regs);
+				desc_handle_irq(IRQ_NEPONSET_USAR, d);
 			}
 
 			desc->chip->unmask(irq);
@@ -82,7 +82,7 @@ neponset_irq_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *reg
 
 		if (irr & IRR_SA1111) {
 			d = irq_desc + IRQ_NEPONSET_SA1111;
-			desc_handle_irq(IRQ_NEPONSET_SA1111, d, regs);
+			desc_handle_irq(IRQ_NEPONSET_SA1111, d);
 		}
 	}
 }
diff --git a/arch/arm/mach-sa1100/ssp.c b/arch/arm/mach-sa1100/ssp.c
index 5eba5fbbb561..59703c6fb29b 100644
--- a/arch/arm/mach-sa1100/ssp.c
+++ b/arch/arm/mach-sa1100/ssp.c
@@ -25,7 +25,7 @@
 
 #define TIMEOUT 100000
 
-static irqreturn_t ssp_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t ssp_interrupt(int irq, void *dev_id)
 {
 	unsigned int status = Ser4SSSR;
 
diff --git a/arch/arm/mach-sa1100/time.c b/arch/arm/mach-sa1100/time.c
index 49ae716e16c2..4284bd6f7a1f 100644
--- a/arch/arm/mach-sa1100/time.c
+++ b/arch/arm/mach-sa1100/time.c
@@ -77,7 +77,7 @@ static int match_posponed;
 #endif
 
 static irqreturn_t
-sa1100_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+sa1100_timer_interrupt(int irq, void *dev_id)
 {
 	unsigned int next_match;
 
@@ -99,7 +99,7 @@ sa1100_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 	 * handlers.
 	 */
 	do {
-		timer_tick(regs);
+		timer_tick();
 		OSSR = OSSR_M0;  /* Clear match on timer 0 */
 		next_match = (OSMR0 += LATCH);
 	} while ((signed long)(next_match - OSCR) <= 0);
@@ -151,13 +151,13 @@ static void sa1100_dyn_tick_reprogram(unsigned long ticks)
 }
 
 static irqreturn_t
-sa1100_dyn_tick_handler(int irq, void *dev_id, struct pt_regs *regs)
+sa1100_dyn_tick_handler(int irq, void *dev_id)
 {
 	if (match_posponed) {
 		match_posponed = 0;
 		OSMR0 = initial_match;
 		if ((signed long)(initial_match - OSCR) <= 0)
-			return sa1100_timer_interrupt(irq, dev_id, regs);
+			return sa1100_timer_interrupt(irq, dev_id);
 	}
 	return IRQ_NONE;
 }
diff --git a/arch/arm/mach-shark/core.c b/arch/arm/mach-shark/core.c
index 1095df34fec0..0e480fae8ec5 100644
--- a/arch/arm/mach-shark/core.c
+++ b/arch/arm/mach-shark/core.c
@@ -80,10 +80,10 @@ static void __init shark_map_io(void)
 #define HZ_TIME ((1193180 + HZ/2) / HZ)
 
 static irqreturn_t
-shark_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+shark_timer_interrupt(int irq, void *dev_id)
 {
 	write_seqlock(&xtime_lock);
-	timer_tick(regs);
+	timer_tick();
 	write_sequnlock(&xtime_lock);
 	return IRQ_HANDLED;
 }
diff --git a/arch/arm/mach-shark/irq.c b/arch/arm/mach-shark/irq.c
index b227052296cf..297ecf130650 100644
--- a/arch/arm/mach-shark/irq.c
+++ b/arch/arm/mach-shark/irq.c
@@ -61,7 +61,7 @@ static void shark_enable_8259A_irq(unsigned int irq)
 
 static void shark_ack_8259A_irq(unsigned int irq){}
 
-static irqreturn_t bogus_int(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t bogus_int(int irq, void *dev_id)
 {
 	printk("Got interrupt %i!\n",irq);
 	return IRQ_NONE;
diff --git a/arch/arm/mach-versatile/core.c b/arch/arm/mach-versatile/core.c
index f2bbef07b1e4..2aa150b57ba1 100644
--- a/arch/arm/mach-versatile/core.c
+++ b/arch/arm/mach-versatile/core.c
@@ -77,12 +77,12 @@ static struct irq_chip sic_chip = {
 };
 
 static void
-sic_handle_irq(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs)
+sic_handle_irq(unsigned int irq, struct irqdesc *desc)
 {
 	unsigned long status = readl(VA_SIC_BASE + SIC_IRQ_STATUS);
 
 	if (status == 0) {
-		do_bad_IRQ(irq, desc, regs);
+		do_bad_IRQ(irq, desc);
 		return;
 	}
 
@@ -93,7 +93,7 @@ sic_handle_irq(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs)
 		irq += IRQ_SIC_START;
 
 		desc = irq_desc + irq;
-		desc_handle_irq(irq, desc, regs);
+		desc_handle_irq(irq, desc);
 	} while (status);
 }
 
@@ -851,14 +851,14 @@ static unsigned long versatile_gettimeoffset(void)
 /*
  * IRQ handler for the timer
  */
-static irqreturn_t versatile_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t versatile_timer_interrupt(int irq, void *dev_id)
 {
 	write_seqlock(&xtime_lock);
 
 	// ...clear the interrupt
 	writel(1, TIMER0_VA_BASE + TIMER_INTCLR);
 
-	timer_tick(regs);
+	timer_tick();
 
 	write_sequnlock(&xtime_lock);
 
diff --git a/arch/arm/mm/ioremap.c b/arch/arm/mm/ioremap.c
index 591fc3187c7f..465440592791 100644
--- a/arch/arm/mm/ioremap.c
+++ b/arch/arm/mm/ioremap.c
@@ -361,14 +361,14 @@ __ioremap(unsigned long phys_addr, size_t size, unsigned long flags)
 }
 EXPORT_SYMBOL(__ioremap);
 
-void __iounmap(void __iomem *addr)
+void __iounmap(volatile void __iomem *addr)
 {
 #ifndef CONFIG_SMP
 	struct vm_struct **p, *tmp;
 #endif
 	unsigned int section_mapping = 0;
 
-	addr = (void __iomem *)(PAGE_MASK & (unsigned long)addr);
+	addr = (volatile void __iomem *)(PAGE_MASK & (unsigned long)addr);
 
 #ifndef CONFIG_SMP
 	/*
@@ -395,6 +395,6 @@ void __iounmap(void __iomem *addr)
 #endif
 
 	if (!section_mapping)
-		vunmap(addr);
+		vunmap((void __force *)addr);
 }
 EXPORT_SYMBOL(__iounmap);
diff --git a/arch/arm/oprofile/op_model_xscale.c b/arch/arm/oprofile/op_model_xscale.c
index 726ad2b3b435..7899d3ca75a3 100644
--- a/arch/arm/oprofile/op_model_xscale.c
+++ b/arch/arm/oprofile/op_model_xscale.c
@@ -341,7 +341,7 @@ static void inline __xsc2_check_ctrs(void)
 	__asm__ __volatile__ ("mcr p14, 0, %0, c5, c1, 0" : : "r" (flag));
 }
 
-static irqreturn_t xscale_pmu_interrupt(int irq, void *arg, struct pt_regs *regs)
+static irqreturn_t xscale_pmu_interrupt(int irq, void *arg)
 {
 	int i;
 	u32 pmnc;
@@ -356,7 +356,7 @@ static irqreturn_t xscale_pmu_interrupt(int irq, void *arg, struct pt_regs *regs
 			continue;
 
 		write_counter(i, -(u32)results[i].reset_counter);
-		oprofile_add_sample(regs, i);
+		oprofile_add_sample(get_irq_regs(), i);
 		results[i].ovf--;
 	}
 
diff --git a/arch/arm/plat-iop/time.c b/arch/arm/plat-iop/time.c
index 06282dffbdc6..f530abdaa7a1 100644
--- a/arch/arm/plat-iop/time.c
+++ b/arch/arm/plat-iop/time.c
@@ -47,7 +47,7 @@ unsigned long iop3xx_gettimeoffset(void)
 }
 
 static irqreturn_t
-iop3xx_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+iop3xx_timer_interrupt(int irq, void *dev_id)
 {
 	write_seqlock(&xtime_lock);
 
@@ -57,7 +57,7 @@ iop3xx_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 
 	while ((signed long)(next_jiffy_time - *IOP3XX_TU_TCR1)
 							>= ticks_per_jiffy) {
-		timer_tick(regs);
+		timer_tick();
 		next_jiffy_time -= ticks_per_jiffy;
 	}
 
diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c
index 1bbb431843ce..bb045e5ddbd8 100644
--- a/arch/arm/plat-omap/dma.c
+++ b/arch/arm/plat-omap/dma.c
@@ -899,8 +899,7 @@ static int omap1_dma_handle_ch(int ch)
 	return 1;
 }
 
-static irqreturn_t omap1_dma_irq_handler(int irq, void *dev_id,
-					 struct pt_regs *regs)
+static irqreturn_t omap1_dma_irq_handler(int irq, void *dev_id)
 {
 	int ch = ((int) dev_id) - 1;
 	int handled = 0;
@@ -962,8 +961,7 @@ static int omap2_dma_handle_ch(int ch)
 }
 
 /* STATUS register count is from 1-32 while our is 0-31 */
-static irqreturn_t omap2_dma_irq_handler(int irq, void *dev_id,
-					 struct pt_regs *regs)
+static irqreturn_t omap2_dma_irq_handler(int irq, void *dev_id)
 {
 	u32 val;
 	int i;
@@ -1220,8 +1218,7 @@ static void set_b1_regs(void)
 	omap_writew(fi, OMAP1610_DMA_LCD_SRC_FI_B1_L);
 }
 
-static irqreturn_t lcd_dma_irq_handler(int irq, void *dev_id,
-				       struct pt_regs *regs)
+static irqreturn_t lcd_dma_irq_handler(int irq, void *dev_id)
 {
 	u16 w;
 
diff --git a/arch/arm/plat-omap/gpio.c b/arch/arm/plat-omap/gpio.c
index f55f99ae58ae..8162eed8b500 100644
--- a/arch/arm/plat-omap/gpio.c
+++ b/arch/arm/plat-omap/gpio.c
@@ -783,8 +783,7 @@ void omap_free_gpio(int gpio)
  * line's interrupt handler has been run, we may miss some nested
  * interrupts.
  */
-static void gpio_irq_handler(unsigned int irq, struct irqdesc *desc,
-			     struct pt_regs *regs)
+static void gpio_irq_handler(unsigned int irq, struct irqdesc *desc)
 {
 	void __iomem *isr_reg = NULL;
 	u32 isr;
@@ -882,7 +881,7 @@ static void gpio_irq_handler(unsigned int irq, struct irqdesc *desc,
 				continue;
 			}
 
-			desc_handle_irq(gpio_irq, d, regs);
+			desc_handle_irq(gpio_irq, d);
 
 			if (unlikely((d->status & IRQ_PENDING) && !d->depth)) {
 				irq_mask = 1 <<
diff --git a/arch/arm/plat-omap/mcbsp.c b/arch/arm/plat-omap/mcbsp.c
index ade9a0fa6ef6..ec50008a2df6 100644
--- a/arch/arm/plat-omap/mcbsp.c
+++ b/arch/arm/plat-omap/mcbsp.c
@@ -96,7 +96,7 @@ static void omap_mcbsp_dump_reg(u8 id)
 	DBG("***********************\n");
 }
 
-static irqreturn_t omap_mcbsp_tx_irq_handler(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t omap_mcbsp_tx_irq_handler(int irq, void *dev_id)
 {
 	struct omap_mcbsp * mcbsp_tx = (struct omap_mcbsp *)(dev_id);
 
@@ -106,7 +106,7 @@ static irqreturn_t omap_mcbsp_tx_irq_handler(int irq, void *dev_id, struct pt_re
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t omap_mcbsp_rx_irq_handler(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t omap_mcbsp_rx_irq_handler(int irq, void *dev_id)
 {
 	struct omap_mcbsp * mcbsp_rx = (struct omap_mcbsp *)(dev_id);
 
diff --git a/arch/arm/plat-omap/timer32k.c b/arch/arm/plat-omap/timer32k.c
index cf6df3378d37..265310601161 100644
--- a/arch/arm/plat-omap/timer32k.c
+++ b/arch/arm/plat-omap/timer32k.c
@@ -194,8 +194,7 @@ unsigned long long sched_clock(void)
  * issues with dynamic tick. In the dynamic tick case, we need to lock
  * with irqsave.
  */
-static inline irqreturn_t _omap_32k_timer_interrupt(int irq, void *dev_id,
-					struct pt_regs *regs)
+static inline irqreturn_t _omap_32k_timer_interrupt(int irq, void *dev_id)
 {
 	unsigned long now;
 
@@ -205,7 +204,7 @@ static inline irqreturn_t _omap_32k_timer_interrupt(int irq, void *dev_id,
 	while ((signed long)(now - omap_32k_last_tick)
 						>= OMAP_32K_TICKS_PER_HZ) {
 		omap_32k_last_tick += OMAP_32K_TICKS_PER_HZ;
-		timer_tick(regs);
+		timer_tick();
 	}
 
 	/* Restart timer so we don't drift off due to modulo or dynamic tick.
@@ -218,19 +217,17 @@ static inline irqreturn_t _omap_32k_timer_interrupt(int irq, void *dev_id,
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t omap_32k_timer_handler(int irq, void *dev_id,
-					struct pt_regs *regs)
+static irqreturn_t omap_32k_timer_handler(int irq, void *dev_id)
 {
-	return _omap_32k_timer_interrupt(irq, dev_id, regs);
+	return _omap_32k_timer_interrupt(irq, dev_id);
 }
 
-static irqreturn_t omap_32k_timer_interrupt(int irq, void *dev_id,
-					    struct pt_regs *regs)
+static irqreturn_t omap_32k_timer_interrupt(int irq, void *dev_id)
 {
 	unsigned long flags;
 
 	write_seqlock_irqsave(&xtime_lock, flags);
-	_omap_32k_timer_interrupt(irq, dev_id, regs);
+	_omap_32k_timer_interrupt(irq, dev_id);
 	write_sequnlock_irqrestore(&xtime_lock, flags);
 
 	return IRQ_HANDLED;
diff --git a/arch/frv/kernel/dma.c b/arch/frv/kernel/dma.c
index f5de6cf7df4e..156184e17e57 100644
--- a/arch/frv/kernel/dma.c
+++ b/arch/frv/kernel/dma.c
@@ -121,15 +121,14 @@ unsigned long frv_dma_inprogress;
 /*
  * DMA irq handler - determine channel involved, grab status and call real handler
  */
-static irqreturn_t dma_irq_handler(int irq, void *_channel, struct pt_regs *regs)
+static irqreturn_t dma_irq_handler(int irq, void *_channel)
 {
 	struct frv_dma_channel *channel = _channel;
 
 	frv_clear_dma_inprogress(channel - frv_dma_channels);
 	return channel->handler(channel - frv_dma_channels,
 				__get_DMAC(channel->ioaddr, CSTR),
-				channel->data,
-				regs);
+				channel->data);
 
 } /* end dma_irq_handler() */
 
diff --git a/arch/frv/kernel/irq-mb93091.c b/arch/frv/kernel/irq-mb93091.c
index 369bc0a7443d..ad753c1e9b8f 100644
--- a/arch/frv/kernel/irq-mb93091.c
+++ b/arch/frv/kernel/irq-mb93091.c
@@ -80,7 +80,7 @@ static struct irq_chip frv_fpga_pic = {
 /*
  * FPGA PIC interrupt handler
  */
-static irqreturn_t fpga_interrupt(int irq, void *_mask, struct pt_regs *regs)
+static irqreturn_t fpga_interrupt(int irq, void *_mask)
 {
 	uint16_t imr, mask = (unsigned long) _mask;
 
@@ -95,7 +95,7 @@ static irqreturn_t fpga_interrupt(int irq, void *_mask, struct pt_regs *regs)
 		irq = 31 - irq;
 		mask &= ~(1 << irq);
 
-		generic_handle_irq(IRQ_BASE_FPGA + irq, regs);
+		generic_handle_irq(IRQ_BASE_FPGA + irq);
 	}
 
 	return IRQ_HANDLED;
diff --git a/arch/frv/kernel/irq-mb93093.c b/arch/frv/kernel/irq-mb93093.c
index a43a22158956..e0983f6926ed 100644
--- a/arch/frv/kernel/irq-mb93093.c
+++ b/arch/frv/kernel/irq-mb93093.c
@@ -79,7 +79,7 @@ static struct irq_chip frv_fpga_pic = {
 /*
  * FPGA PIC interrupt handler
  */
-static irqreturn_t fpga_interrupt(int irq, void *_mask, struct pt_regs *regs)
+static irqreturn_t fpga_interrupt(int irq, void *_mask)
 {
 	uint16_t imr, mask = (unsigned long) _mask;
 
@@ -94,7 +94,7 @@ static irqreturn_t fpga_interrupt(int irq, void *_mask, struct pt_regs *regs)
 		irq = 31 - irq;
 		mask &= ~(1 << irq);
 
-		generic_irq_handle(IRQ_BASE_FPGA + irq, regs);
+		generic_irq_handle(IRQ_BASE_FPGA + irq);
 	}
 
 	return IRQ_HANDLED;
diff --git a/arch/frv/kernel/irq-mb93493.c b/arch/frv/kernel/irq-mb93493.c
index 39c0188a3498..c157eeff871d 100644
--- a/arch/frv/kernel/irq-mb93493.c
+++ b/arch/frv/kernel/irq-mb93493.c
@@ -90,7 +90,7 @@ static struct irq_chip frv_mb93493_pic = {
 /*
  * MB93493 PIC interrupt handler
  */
-static irqreturn_t mb93493_interrupt(int irq, void *_piqsr, struct pt_regs *regs)
+static irqreturn_t mb93493_interrupt(int irq, void *_piqsr)
 {
 	volatile void *piqsr = _piqsr;
 	uint32_t iqsr;
@@ -106,7 +106,7 @@ static irqreturn_t mb93493_interrupt(int irq, void *_piqsr, struct pt_regs *regs
 		irq = 31 - irq;
 		iqsr &= ~(1 << irq);
 
-		generic_handle_irq(IRQ_BASE_MB93493 + irq, regs);
+		generic_handle_irq(IRQ_BASE_MB93493 + irq);
 	}
 
 	return IRQ_HANDLED;
diff --git a/arch/frv/kernel/irq.c b/arch/frv/kernel/irq.c
index 5ac041c7c0a4..87f360a4ea27 100644
--- a/arch/frv/kernel/irq.c
+++ b/arch/frv/kernel/irq.c
@@ -143,7 +143,7 @@ static struct irq_chip frv_cpu_pic = {
 asmlinkage void do_IRQ(void)
 {
 	irq_enter();
-	generic_handle_irq(__get_IRL(), __frame);
+	generic_handle_irq(__get_IRL());
 	irq_exit();
 }
 
diff --git a/arch/frv/kernel/time.c b/arch/frv/kernel/time.c
index 44a9aebc4f5a..ed588d73d7d8 100644
--- a/arch/frv/kernel/time.c
+++ b/arch/frv/kernel/time.c
@@ -40,7 +40,7 @@ unsigned long __nongprelbss __dsu_clock_speed_HZ;
 unsigned long __nongprelbss __serial_clock_speed_HZ;
 unsigned long __delay_loops_MHz;
 
-static irqreturn_t timer_interrupt(int irq, void *dummy, struct pt_regs *regs);
+static irqreturn_t timer_interrupt(int irq, void *dummy);
 
 static struct irqaction timer_irq  = {
 	timer_interrupt, IRQF_DISABLED, CPU_MASK_NONE, "timer", NULL, NULL
@@ -55,7 +55,7 @@ static inline int set_rtc_mmss(unsigned long nowtime)
  * timer_interrupt() needs to keep up the real-time clock,
  * as well as call the "do_timer()" routine every clocktick
  */
-static irqreturn_t timer_interrupt(int irq, void *dummy, struct pt_regs * regs)
+static irqreturn_t timer_interrupt(int irq, void *dummy)
 {
 	/* last time the cmos clock got updated */
 	static long last_rtc_update = 0;
@@ -70,8 +70,8 @@ static irqreturn_t timer_interrupt(int irq, void *dummy, struct pt_regs * regs)
 	write_seqlock(&xtime_lock);
 
 	do_timer(1);
-	update_process_times(user_mode(regs));
-	profile_tick(CPU_PROFILING, regs);
+	update_process_times(user_mode(get_irq_regs()));
+	profile_tick(CPU_PROFILING);
 
 	/*
 	 * If we have an externally synchronized Linux clock, then update
diff --git a/arch/i386/defconfig b/arch/i386/defconfig
index ee2d79bd8af7..60c0c02574f0 100644
--- a/arch/i386/defconfig
+++ b/arch/i386/defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.18-git7
-# Wed Sep 27 21:53:10 2006
+# Linux kernel version: 2.6.19-rc1
+# Thu Oct  5 13:04:53 2006
 #
 CONFIG_X86_32=y
 CONFIG_GENERIC_TIME=y
@@ -31,9 +31,11 @@ CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
+# CONFIG_IPC_NS is not set
 CONFIG_POSIX_MQUEUE=y
 # CONFIG_BSD_PROCESS_ACCT is not set
 # CONFIG_TASKSTATS is not set
+# CONFIG_UTS_NS is not set
 # CONFIG_AUDIT is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
@@ -41,9 +43,10 @@ CONFIG_IKCONFIG_PROC=y
 # CONFIG_RELAY is not set
 CONFIG_INITRAMFS_SOURCE=""
 CONFIG_CC_OPTIMIZE_FOR_SIZE=y
+CONFIG_SYSCTL=y
 # CONFIG_EMBEDDED is not set
 CONFIG_UID16=y
-CONFIG_SYSCTL=y
+# CONFIG_SYSCTL_SYSCALL is not set
 CONFIG_KALLSYMS=y
 CONFIG_KALLSYMS_ALL=y
 # CONFIG_KALLSYMS_EXTRA_PASS is not set
@@ -76,6 +79,7 @@ CONFIG_STOP_MACHINE=y
 #
 # Block layer
 #
+CONFIG_BLOCK=y
 CONFIG_LBD=y
 # CONFIG_BLK_DEV_IO_TRACE is not set
 # CONFIG_LSF is not set
@@ -163,6 +167,7 @@ CONFIG_VM86=y
 # CONFIG_I8K is not set
 # CONFIG_X86_REBOOTFIXUPS is not set
 CONFIG_MICROCODE=y
+CONFIG_MICROCODE_OLD_INTERFACE=y
 CONFIG_X86_MSR=y
 CONFIG_X86_CPUID=y
 
@@ -177,6 +182,7 @@ CONFIG_HIGHMEM4G=y
 # CONFIG_HIGHMEM64G is not set
 CONFIG_PAGE_OFFSET=0xC0000000
 CONFIG_HIGHMEM=y
+CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
 CONFIG_FLATMEM_MANUAL=y
 # CONFIG_DISCONTIGMEM_MANUAL is not set
@@ -295,6 +301,7 @@ CONFIG_PCI_MMCONFIG=y
 CONFIG_PCI_MSI=y
 # CONFIG_PCI_MULTITHREAD_PROBE is not set
 # CONFIG_PCI_DEBUG is not set
+# CONFIG_HT_IRQ is not set
 CONFIG_ISA_DMA_API=y
 # CONFIG_ISA is not set
 # CONFIG_MCA is not set
@@ -354,6 +361,7 @@ CONFIG_IP_PNP_DHCP=y
 # CONFIG_INET_TUNNEL is not set
 CONFIG_INET_XFRM_MODE_TRANSPORT=y
 CONFIG_INET_XFRM_MODE_TUNNEL=y
+# CONFIG_INET_XFRM_MODE_BEET is not set
 CONFIG_INET_DIAG=y
 CONFIG_INET_TCP_DIAG=y
 # CONFIG_TCP_CONG_ADVANCED is not set
@@ -370,6 +378,7 @@ CONFIG_IPV6=y
 # CONFIG_INET6_TUNNEL is not set
 CONFIG_INET6_XFRM_MODE_TRANSPORT=y
 CONFIG_INET6_XFRM_MODE_TUNNEL=y
+# CONFIG_INET6_XFRM_MODE_BEET is not set
 # CONFIG_INET6_XFRM_MODE_ROUTEOPTIMIZATION is not set
 # CONFIG_IPV6_TUNNEL is not set
 # CONFIG_IPV6_SUBTREES is not set
@@ -519,6 +528,7 @@ CONFIG_BLK_DEV_AMD74XX=y
 # CONFIG_BLK_DEV_CS5535 is not set
 # CONFIG_BLK_DEV_HPT34X is not set
 # CONFIG_BLK_DEV_HPT366 is not set
+# CONFIG_BLK_DEV_JMICRON is not set
 # CONFIG_BLK_DEV_SC1200 is not set
 CONFIG_BLK_DEV_PIIX=y
 # CONFIG_BLK_DEV_IT821X is not set
@@ -615,6 +625,7 @@ CONFIG_AIC79XX_DEBUG_MASK=0
 # CONFIG_SCSI_IPR is not set
 # CONFIG_SCSI_QLOGIC_1280 is not set
 # CONFIG_SCSI_QLA_FC is not set
+# CONFIG_SCSI_QLA_ISCSI is not set
 # CONFIG_SCSI_LPFC is not set
 # CONFIG_SCSI_DC395x is not set
 # CONFIG_SCSI_DC390T is not set
@@ -658,7 +669,6 @@ CONFIG_SATA_INTEL_COMBINED=y
 # CONFIG_PATA_HPT3X3 is not set
 # CONFIG_PATA_IT821X is not set
 # CONFIG_PATA_JMICRON is not set
-# CONFIG_PATA_LEGACY is not set
 # CONFIG_PATA_TRIFLEX is not set
 # CONFIG_PATA_MPIIX is not set
 # CONFIG_PATA_OLDPIIX is not set
@@ -667,7 +677,6 @@ CONFIG_SATA_INTEL_COMBINED=y
 # CONFIG_PATA_OPTI is not set
 # CONFIG_PATA_OPTIDMA is not set
 # CONFIG_PATA_PDC_OLD is not set
-# CONFIG_PATA_QDI is not set
 # CONFIG_PATA_RADISYS is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
@@ -684,6 +693,7 @@ CONFIG_SATA_INTEL_COMBINED=y
 CONFIG_MD=y
 # CONFIG_BLK_DEV_MD is not set
 CONFIG_BLK_DEV_DM=y
+# CONFIG_DM_DEBUG is not set
 # CONFIG_DM_CRYPT is not set
 # CONFIG_DM_SNAPSHOT is not set
 # CONFIG_DM_MIRROR is not set
@@ -874,6 +884,7 @@ CONFIG_NET_POLL_CONTROLLER=y
 # Input device support
 #
 CONFIG_INPUT=y
+# CONFIG_INPUT_FF_MEMLESS is not set
 
 #
 # Userland interfaces
@@ -896,6 +907,7 @@ CONFIG_KEYBOARD_ATKBD=y
 # CONFIG_KEYBOARD_LKKBD is not set
 # CONFIG_KEYBOARD_XTKBD is not set
 # CONFIG_KEYBOARD_NEWTON is not set
+# CONFIG_KEYBOARD_STOWAWAY is not set
 CONFIG_INPUT_MOUSE=y
 CONFIG_MOUSE_PS2=y
 # CONFIG_MOUSE_SERIAL is not set
@@ -1023,12 +1035,12 @@ CONFIG_HANGCHECK_TIMER=y
 # Misc devices
 #
 # CONFIG_IBM_ASM is not set
+# CONFIG_TIFM_CORE is not set
 
 #
 # Multimedia devices
 #
 # CONFIG_VIDEO_DEV is not set
-CONFIG_VIDEO_V4L2=y
 
 #
 # Digital Video Broadcasting Devices
@@ -1134,6 +1146,7 @@ CONFIG_USB_STORAGE=y
 # CONFIG_USB_STORAGE_SDDR55 is not set
 # CONFIG_USB_STORAGE_JUMPSHOT is not set
 # CONFIG_USB_STORAGE_ALAUDA is not set
+# CONFIG_USB_STORAGE_KARMA is not set
 # CONFIG_USB_LIBUSUAL is not set
 
 #
@@ -1156,6 +1169,7 @@ CONFIG_USB_HIDINPUT=y
 # CONFIG_USB_ATI_REMOTE2 is not set
 # CONFIG_USB_KEYSPAN_REMOTE is not set
 # CONFIG_USB_APPLETOUCH is not set
+# CONFIG_USB_TRANCEVIBRATOR is not set
 
 #
 # USB Imaging devices
@@ -1187,6 +1201,7 @@ CONFIG_USB_MON=y
 #
 # CONFIG_USB_EMI62 is not set
 # CONFIG_USB_EMI26 is not set
+# CONFIG_USB_ADUTUX is not set
 # CONFIG_USB_AUERSWALD is not set
 # CONFIG_USB_RIO500 is not set
 # CONFIG_USB_LEGOTOWER is not set
@@ -1194,9 +1209,9 @@ CONFIG_USB_MON=y
 # CONFIG_USB_LED is not set
 # CONFIG_USB_CYPRESS_CY7C63 is not set
 # CONFIG_USB_CYTHERM is not set
-# CONFIG_USB_PHIDGETKIT is not set
-# CONFIG_USB_PHIDGETSERVO is not set
+# CONFIG_USB_PHIDGET is not set
 # CONFIG_USB_IDMOUSE is not set
+# CONFIG_USB_FTDI_ELAN is not set
 # CONFIG_USB_APPLEDISPLAY is not set
 # CONFIG_USB_SISUSBVGA is not set
 # CONFIG_USB_LD is not set
@@ -1281,6 +1296,7 @@ CONFIG_REISERFS_FS_POSIX_ACL=y
 # CONFIG_JFS_FS is not set
 CONFIG_FS_POSIX_ACL=y
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_MINIX_FS is not set
 # CONFIG_ROMFS_FS is not set
@@ -1315,8 +1331,10 @@ CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1"
 #
 CONFIG_PROC_FS=y
 CONFIG_PROC_KCORE=y
+CONFIG_PROC_SYSCTL=y
 CONFIG_SYSFS=y
 CONFIG_TMPFS=y
+CONFIG_TMPFS_POSIX_ACL=y
 CONFIG_HUGETLBFS=y
 CONFIG_HUGETLB_PAGE=y
 CONFIG_RAMFS=y
@@ -1366,6 +1384,7 @@ CONFIG_SUNRPC=y
 # CONFIG_CODA_FS is not set
 # CONFIG_AFS_FS is not set
 # CONFIG_9P_FS is not set
+CONFIG_GENERIC_ACL=y
 
 #
 # Partition Types
@@ -1418,6 +1437,10 @@ CONFIG_NLS_ISO8859_15=y
 CONFIG_NLS_UTF8=y
 
 #
+# Distributed Lock Manager
+#
+
+#
 # Instrumentation Support
 #
 CONFIG_PROFILING=y
@@ -1452,11 +1475,13 @@ CONFIG_DEBUG_BUGVERBOSE=y
 # CONFIG_DEBUG_INFO is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_DEBUG_VM is not set
+# CONFIG_DEBUG_LIST is not set
 # CONFIG_FRAME_POINTER is not set
 CONFIG_UNWIND_INFO=y
 CONFIG_STACK_UNWIND=y
 # CONFIG_FORCED_INLINING is not set
 # CONFIG_RCU_TORTURE_TEST is not set
+# CONFIG_LKDTM is not set
 CONFIG_EARLY_PRINTK=y
 CONFIG_DEBUG_STACKOVERFLOW=y
 # CONFIG_DEBUG_STACK_USAGE is not set
diff --git a/arch/i386/kernel/apic.c b/arch/i386/kernel/apic.c
index 90faae5c5d30..2fd4b7d927c2 100644
--- a/arch/i386/kernel/apic.c
+++ b/arch/i386/kernel/apic.c
@@ -1193,11 +1193,11 @@ EXPORT_SYMBOL(switch_ipi_to_APIC_timer);
  * value into /proc/profile.
  */
 
-inline void smp_local_timer_interrupt(struct pt_regs * regs)
+inline void smp_local_timer_interrupt(void)
 {
-	profile_tick(CPU_PROFILING, regs);
+	profile_tick(CPU_PROFILING);
 #ifdef CONFIG_SMP
-	update_process_times(user_mode_vm(regs));
+	update_process_times(user_mode_vm(get_irq_regs()));
 #endif
 
 	/*
@@ -1223,6 +1223,7 @@ inline void smp_local_timer_interrupt(struct pt_regs * regs)
 
 fastcall void smp_apic_timer_interrupt(struct pt_regs *regs)
 {
+	struct pt_regs *old_regs = set_irq_regs(regs);
 	int cpu = smp_processor_id();
 
 	/*
@@ -1241,12 +1242,13 @@ fastcall void smp_apic_timer_interrupt(struct pt_regs *regs)
 	 * interrupt lock, which is the WrongThing (tm) to do.
 	 */
 	irq_enter();
-	smp_local_timer_interrupt(regs);
+	smp_local_timer_interrupt();
 	irq_exit();
+	set_irq_regs(old_regs);
 }
 
 #ifndef CONFIG_SMP
-static void up_apic_timer_interrupt_call(struct pt_regs *regs)
+static void up_apic_timer_interrupt_call(void)
 {
 	int cpu = smp_processor_id();
 
@@ -1255,11 +1257,11 @@ static void up_apic_timer_interrupt_call(struct pt_regs *regs)
 	 */
 	per_cpu(irq_stat, cpu).apic_timer_irqs++;
 
-	smp_local_timer_interrupt(regs);
+	smp_local_timer_interrupt();
 }
 #endif
 
-void smp_send_timer_broadcast_ipi(struct pt_regs *regs)
+void smp_send_timer_broadcast_ipi(void)
 {
 	cpumask_t mask;
 
@@ -1272,7 +1274,7 @@ void smp_send_timer_broadcast_ipi(struct pt_regs *regs)
 		 * We can directly call the apic timer interrupt handler
 		 * in UP case. Minus all irq related functions
 		 */
-		up_apic_timer_interrupt_call(regs);
+		up_apic_timer_interrupt_call();
 #endif
 	}
 }
diff --git a/arch/i386/kernel/i8259.c b/arch/i386/kernel/i8259.c
index d07ed31f11e3..d53eafb6daa7 100644
--- a/arch/i386/kernel/i8259.c
+++ b/arch/i386/kernel/i8259.c
@@ -335,13 +335,13 @@ void init_8259A(int auto_eoi)
  */
  
 
-static irqreturn_t math_error_irq(int cpl, void *dev_id, struct pt_regs *regs)
+static irqreturn_t math_error_irq(int cpl, void *dev_id)
 {
 	extern void math_error(void __user *);
 	outb(0,0xF0);
 	if (ignore_fpu_irq || !boot_cpu_data.hard_math)
 		return IRQ_NONE;
-	math_error((void __user *)regs->eip);
+	math_error((void __user *)get_irq_regs()->eip);
 	return IRQ_HANDLED;
 }
 
diff --git a/arch/i386/kernel/io_apic.c b/arch/i386/kernel/io_apic.c
index b7287fb499f3..cd082c36ca03 100644
--- a/arch/i386/kernel/io_apic.c
+++ b/arch/i386/kernel/io_apic.c
@@ -1184,8 +1184,8 @@ static int __assign_irq_vector(int irq)
 
 	BUG_ON((unsigned)irq >= NR_IRQ_VECTORS);
 
-	if (IO_APIC_VECTOR(irq) > 0)
-		return IO_APIC_VECTOR(irq);
+	if (irq_vector[irq] > 0)
+		return irq_vector[irq];
 
 	current_vector += 8;
 	if (current_vector == SYSCALL_VECTOR)
@@ -1199,7 +1199,7 @@ static int __assign_irq_vector(int irq)
 	}
 
 	vector = current_vector;
-	IO_APIC_VECTOR(irq) = vector;
+	irq_vector[irq] = vector;
 
 	return vector;
 }
@@ -1967,7 +1967,7 @@ static void ack_ioapic_quirk_irq(unsigned int irq)
  * operation to prevent an edge-triggered interrupt escaping meanwhile.
  * The idea is from Manfred Spraul.  --macro
  */
-	i = IO_APIC_VECTOR(irq);
+	i = irq_vector[irq];
 
 	v = apic_read(APIC_TMR + ((i & ~0x1f) >> 1));
 
@@ -1984,7 +1984,7 @@ static void ack_ioapic_quirk_irq(unsigned int irq)
 
 static int ioapic_retrigger_irq(unsigned int irq)
 {
-	send_IPI_self(IO_APIC_VECTOR(irq));
+	send_IPI_self(irq_vector[irq]);
 
 	return 1;
 }
@@ -2020,7 +2020,7 @@ static inline void init_IO_APIC_traps(void)
 	 */
 	for (irq = 0; irq < NR_IRQS ; irq++) {
 		int tmp = irq;
-		if (IO_APIC_IRQ(tmp) && !IO_APIC_VECTOR(tmp)) {
+		if (IO_APIC_IRQ(tmp) && !irq_vector[tmp]) {
 			/*
 			 * Hmm.. We don't have an entry for this,
 			 * so default to an old-fashioned 8259
diff --git a/arch/i386/kernel/irq.c b/arch/i386/kernel/irq.c
index 3dd2e180151b..8cfc7dbec7b9 100644
--- a/arch/i386/kernel/irq.c
+++ b/arch/i386/kernel/irq.c
@@ -53,6 +53,7 @@ static union irq_ctx *softirq_ctx[NR_CPUS] __read_mostly;
  */
 fastcall unsigned int do_IRQ(struct pt_regs *regs)
 {	
+	struct pt_regs *old_regs;
 	/* high bit used in ret_from_ code */
 	int irq = ~regs->orig_eax;
 	struct irq_desc *desc = irq_desc + irq;
@@ -67,6 +68,7 @@ fastcall unsigned int do_IRQ(struct pt_regs *regs)
 		BUG();
 	}
 
+	old_regs = set_irq_regs(regs);
 	irq_enter();
 #ifdef CONFIG_DEBUG_STACKOVERFLOW
 	/* Debugging check for stack overflow: is there less than 1KB free? */
@@ -95,7 +97,7 @@ fastcall unsigned int do_IRQ(struct pt_regs *regs)
 	 * current stack (which is the irq stack already after all)
 	 */
 	if (curctx != irqctx) {
-		int arg1, arg2, arg3, ebx;
+		int arg1, arg2, ebx;
 
 		/* build the stack frame on the IRQ stack */
 		isp = (u32*) ((char*)irqctx + sizeof(*irqctx));
@@ -114,17 +116,17 @@ fastcall unsigned int do_IRQ(struct pt_regs *regs)
 			"       xchgl  %%ebx,%%esp      \n"
 			"       call   *%%edi           \n"
 			"       movl   %%ebx,%%esp      \n"
-			: "=a" (arg1), "=d" (arg2), "=c" (arg3), "=b" (ebx)
-			:  "0" (irq),   "1" (desc),  "2" (regs),  "3" (isp),
+			: "=a" (arg1), "=d" (arg2), "=b" (ebx)
+			:  "0" (irq),   "1" (desc),  "2" (isp),
 			   "D" (desc->handle_irq)
 			: "memory", "cc"
 		);
 	} else
 #endif
-		desc->handle_irq(irq, desc, regs);
+		desc->handle_irq(irq, desc);
 
 	irq_exit();
-
+	set_irq_regs(old_regs);
 	return 1;
 }
 
diff --git a/arch/i386/kernel/process.c b/arch/i386/kernel/process.c
index dad02a960e03..b0a07801d9df 100644
--- a/arch/i386/kernel/process.c
+++ b/arch/i386/kernel/process.c
@@ -328,6 +328,7 @@ extern void kernel_thread_helper(void);
 int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags)
 {
 	struct pt_regs regs;
+	int err;
 
 	memset(&regs, 0, sizeof(regs));
 
@@ -342,7 +343,10 @@ int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags)
 	regs.eflags = X86_EFLAGS_IF | X86_EFLAGS_SF | X86_EFLAGS_PF | 0x2;
 
 	/* Ok, create the new process.. */
-	return do_fork(flags | CLONE_VM | CLONE_UNTRACED, 0, &regs, 0, NULL, NULL);
+	err = do_fork(flags | CLONE_VM | CLONE_UNTRACED, 0, &regs, 0, NULL, NULL);
+	if (err == 0) /* terminate kernel stack */
+		task_pt_regs(current)->eip = 0;
+	return err;
 }
 EXPORT_SYMBOL(kernel_thread);
 
diff --git a/arch/i386/kernel/smp.c b/arch/i386/kernel/smp.c
index 1b080ab8a49f..31e5c6573aae 100644
--- a/arch/i386/kernel/smp.c
+++ b/arch/i386/kernel/smp.c
@@ -321,6 +321,7 @@ static inline void leave_mm (unsigned long cpu)
 
 fastcall void smp_invalidate_interrupt(struct pt_regs *regs)
 {
+	struct pt_regs *old_regs = set_irq_regs(regs);
 	unsigned long cpu;
 
 	cpu = get_cpu();
@@ -351,6 +352,7 @@ fastcall void smp_invalidate_interrupt(struct pt_regs *regs)
 	smp_mb__after_clear_bit();
 out:
 	put_cpu_no_resched();
+	set_irq_regs(old_regs);
 }
 
 static void flush_tlb_others(cpumask_t cpumask, struct mm_struct *mm,
@@ -605,11 +607,14 @@ void smp_send_stop(void)
  */
 fastcall void smp_reschedule_interrupt(struct pt_regs *regs)
 {
+	struct pt_regs *old_regs = set_irq_regs(regs);
 	ack_APIC_irq();
+	set_irq_regs(old_regs);
 }
 
 fastcall void smp_call_function_interrupt(struct pt_regs *regs)
 {
+	struct pt_regs *old_regs = set_irq_regs(regs);
 	void (*func) (void *info) = call_data->func;
 	void *info = call_data->info;
 	int wait = call_data->wait;
@@ -632,6 +637,7 @@ fastcall void smp_call_function_interrupt(struct pt_regs *regs)
 		mb();
 		atomic_inc(&call_data->finished);
 	}
+	set_irq_regs(old_regs);
 }
 
 /*
diff --git a/arch/i386/kernel/time.c b/arch/i386/kernel/time.c
index 58a2d5582419..78af572fd17c 100644
--- a/arch/i386/kernel/time.c
+++ b/arch/i386/kernel/time.c
@@ -161,7 +161,7 @@ EXPORT_SYMBOL(profile_pc);
  * Time Stamp Counter value at the time of the timer interrupt, so that
  * we later on can estimate the time of day more exactly.
  */
-irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t timer_interrupt(int irq, void *dev_id)
 {
 	/*
 	 * Here we are in the timer irq handler. We just have irqs locally
@@ -188,7 +188,7 @@ irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 	}
 #endif
 
-	do_timer_interrupt_hook(regs);
+	do_timer_interrupt_hook();
 
 
 	if (MCA_bus) {
@@ -201,15 +201,15 @@ irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 		high bit of the PPI port B (0x61).  Note that some PS/2s,
 		notably the 55SX, work fine if this is removed.  */
 
-		irq = inb_p( 0x61 );	/* read the current state */
-		outb_p( irq|0x80, 0x61 );	/* reset the IRQ */
+		u8 irq_v = inb_p( 0x61 );	/* read the current state */
+		outb_p( irq_v|0x80, 0x61 );	/* reset the IRQ */
 	}
 
 	write_sequnlock(&xtime_lock);
 
 #ifdef CONFIG_X86_LOCAL_APIC
 	if (using_apic_timer)
-		smp_send_timer_broadcast_ipi(regs);
+		smp_send_timer_broadcast_ipi();
 #endif
 
 	return IRQ_HANDLED;
diff --git a/arch/i386/kernel/time_hpet.c b/arch/i386/kernel/time_hpet.c
index 6bf14a4e995e..1a2a979cf6a3 100644
--- a/arch/i386/kernel/time_hpet.c
+++ b/arch/i386/kernel/time_hpet.c
@@ -441,7 +441,7 @@ int hpet_rtc_dropped_irq(void)
 	return 1;
 }
 
-irqreturn_t hpet_rtc_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t hpet_rtc_interrupt(int irq, void *dev_id)
 {
 	struct rtc_time curr_time;
 	unsigned long rtc_int_flag = 0;
@@ -480,7 +480,7 @@ irqreturn_t hpet_rtc_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 	}
 	if (call_rtc_interrupt) {
 		rtc_int_flag |= (RTC_IRQF | (RTC_NUM_INTS << 8));
-		rtc_interrupt(rtc_int_flag, dev_id, regs);
+		rtc_interrupt(rtc_int_flag, dev_id);
 	}
 	return IRQ_HANDLED;
 }
diff --git a/arch/i386/kernel/vm86.c b/arch/i386/kernel/vm86.c
index 8355d8d87d18..cbcd61d6120b 100644
--- a/arch/i386/kernel/vm86.c
+++ b/arch/i386/kernel/vm86.c
@@ -714,7 +714,7 @@ static int irqbits;
 	| (1 << SIGUSR1) | (1 << SIGUSR2) | (1 << SIGIO)  | (1 << SIGURG) \
 	| (1 << SIGUNUSED) )
 	
-static irqreturn_t irq_handler(int intno, void *dev_id, struct pt_regs * regs)
+static irqreturn_t irq_handler(int intno, void *dev_id)
 {
 	int irq_bit;
 	unsigned long flags;
diff --git a/arch/i386/lib/semaphore.S b/arch/i386/lib/semaphore.S
index ef6ad9e1a609..c01eb39c0b43 100644
--- a/arch/i386/lib/semaphore.S
+++ b/arch/i386/lib/semaphore.S
@@ -152,6 +152,8 @@ ENTRY(__read_lock_failed)
 
 #endif
 
+#ifdef CONFIG_RWSEM_XCHGADD_ALGORITHM
+
 /* Fix up special calling conventions */
 ENTRY(call_rwsem_down_read_failed)
 	CFI_STARTPROC
@@ -214,3 +216,4 @@ ENTRY(call_rwsem_downgrade_wake)
 	CFI_ENDPROC
 	END(call_rwsem_downgrade_wake)
 
+#endif
diff --git a/arch/i386/mach-visws/visws_apic.c b/arch/i386/mach-visws/visws_apic.c
index 5929f884d79b..07097ed48890 100644
--- a/arch/i386/mach-visws/visws_apic.c
+++ b/arch/i386/mach-visws/visws_apic.c
@@ -191,7 +191,7 @@ static struct hw_interrupt_type piix4_virtual_irq_type = {
  * enable_irq gets the right irq. This 'master' irq is never directly
  * manipulated by any driver.
  */
-static irqreturn_t piix4_master_intr(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t piix4_master_intr(int irq, void *dev_id)
 {
 	int realirq;
 	irq_desc_t *desc;
@@ -244,7 +244,7 @@ static irqreturn_t piix4_master_intr(int irq, void *dev_id, struct pt_regs * reg
 	kstat_cpu(smp_processor_id()).irqs[realirq]++;
 
 	if (likely(desc->action != NULL))
-		handle_IRQ_event(realirq, regs, desc->action);
+		handle_IRQ_event(realirq, desc->action);
 
 	if (!(desc->status & IRQ_DISABLED))
 		enable_8259A_irq(realirq);
diff --git a/arch/i386/mach-voyager/voyager_basic.c b/arch/i386/mach-voyager/voyager_basic.c
index 80b7f2fc4f46..c639d30d8bdc 100644
--- a/arch/i386/mach-voyager/voyager_basic.c
+++ b/arch/i386/mach-voyager/voyager_basic.c
@@ -87,7 +87,7 @@ voyager_detect(struct voyager_bios_info *bios)
 }
 
 void
-voyager_system_interrupt(int cpl, void *dev_id, struct pt_regs *regs)
+voyager_system_interrupt(int cpl, void *dev_id)
 {
 	printk("Voyager: detected system interrupt\n");
 }
diff --git a/arch/i386/mach-voyager/voyager_smp.c b/arch/i386/mach-voyager/voyager_smp.c
index 856c73fcb7e7..d42422fc4af3 100644
--- a/arch/i386/mach-voyager/voyager_smp.c
+++ b/arch/i386/mach-voyager/voyager_smp.c
@@ -126,10 +126,10 @@ send_QIC_CPI(__u32 cpuset, __u8 cpi)
 }
 
 static inline void
-wrapper_smp_local_timer_interrupt(struct pt_regs *regs)
+wrapper_smp_local_timer_interrupt(void)
 {
 	irq_enter();
-	smp_local_timer_interrupt(regs);
+	smp_local_timer_interrupt();
 	irq_exit();
 }
 
@@ -786,7 +786,7 @@ fastcall void
 smp_vic_sys_interrupt(struct pt_regs *regs)
 {
 	ack_CPI(VIC_SYS_INT);
-	printk("Voyager SYSTEM INTERRUPT\n");
+	printk("Voyager SYSTEM INTERRUPT\n");	
 }
 
 /* Handle a voyager CMN_INT; These interrupts occur either because of
@@ -1135,7 +1135,9 @@ EXPORT_SYMBOL(smp_call_function);
 fastcall void 
 smp_apic_timer_interrupt(struct pt_regs *regs)
 {
-	wrapper_smp_local_timer_interrupt(regs);
+	struct pt_regs *old_regs = set_irq_regs(regs);
+	wrapper_smp_local_timer_interrupt();
+	set_irq_regs(old_regs);
 }
 
 /* All of the QUAD interrupt GATES */
@@ -1143,7 +1145,9 @@ fastcall void
 smp_qic_timer_interrupt(struct pt_regs *regs)
 {
 	ack_QIC_CPI(QIC_TIMER_CPI);
-	wrapper_smp_local_timer_interrupt(regs);
+	struct pt_regs *old_regs = set_irq_regs(regs);
+	wrapper_smp_local_timer_interrupt(void);
+	set_irq_regs(old_regs);
 }
 
 fastcall void
@@ -1177,6 +1181,7 @@ smp_qic_call_function_interrupt(struct pt_regs *regs)
 fastcall void
 smp_vic_cpi_interrupt(struct pt_regs *regs)
 {
+	struct pt_regs *old_regs = set_irq_regs(regs);
 	__u8 cpu = smp_processor_id();
 
 	if(is_cpu_quad())
@@ -1185,7 +1190,7 @@ smp_vic_cpi_interrupt(struct pt_regs *regs)
 		ack_VIC_CPI(VIC_CPI_LEVEL0);
 
 	if(test_and_clear_bit(VIC_TIMER_CPI, &vic_cpi_mailbox[cpu]))
-		wrapper_smp_local_timer_interrupt(regs);
+		wrapper_smp_local_timer_interrupt();
 	if(test_and_clear_bit(VIC_INVALIDATE_CPI, &vic_cpi_mailbox[cpu]))
 		smp_invalidate_interrupt();
 	if(test_and_clear_bit(VIC_RESCHEDULE_CPI, &vic_cpi_mailbox[cpu]))
@@ -1194,6 +1199,7 @@ smp_vic_cpi_interrupt(struct pt_regs *regs)
 		smp_enable_irq_interrupt();
 	if(test_and_clear_bit(VIC_CALL_FUNCTION_CPI, &vic_cpi_mailbox[cpu]))
 		smp_call_function_interrupt();
+	set_irq_regs(old_regs);
 }
 
 static void
@@ -1266,8 +1272,10 @@ smp_send_stop(void)
 void
 smp_vic_timer_interrupt(struct pt_regs *regs)
 {
+	struct pt_regs *old_regs = set_irq_regs(regs);
 	send_CPI_allbutself(VIC_TIMER_CPI);
-	smp_local_timer_interrupt(regs);
+	smp_local_timer_interrupt();
+	set_irq_regs(old_regs);
 }
 
 /* local (per CPU) timer interrupt.  It does both profiling and
@@ -1279,12 +1287,12 @@ smp_vic_timer_interrupt(struct pt_regs *regs)
  * value into /proc/profile.
  */
 void
-smp_local_timer_interrupt(struct pt_regs * regs)
+smp_local_timer_interrupt(void)
 {
 	int cpu = smp_processor_id();
 	long weight;
 
-	profile_tick(CPU_PROFILING, regs);
+	profile_tick(CPU_PROFILING);
 	if (--per_cpu(prof_counter, cpu) <= 0) {
 		/*
 		 * The multiplier may have changed since the last time we got
@@ -1302,7 +1310,7 @@ smp_local_timer_interrupt(struct pt_regs * regs)
 						per_cpu(prof_counter, cpu);
 		}
 
-		update_process_times(user_mode_vm(regs));
+		update_process_times(user_mode_vm(irq_regs));
 	}
 
 	if( ((1<<cpu) & voyager_extended_vic_processors) == 0)
diff --git a/arch/i386/pci/direct.c b/arch/i386/pci/direct.c
index 5acf0b4743cf..431c9a51b157 100644
--- a/arch/i386/pci/direct.c
+++ b/arch/i386/pci/direct.c
@@ -256,6 +256,8 @@ static int __init pci_check_type2(void)
 
 void __init pci_direct_init(int type)
 {
+	if (type == 0)
+		return;
 	printk(KERN_INFO "PCI: Using configuration type %d\n", type);
 	if (type == 1)
 		raw_pci_ops = &pci_direct_conf1;
diff --git a/arch/i386/pci/init.c b/arch/i386/pci/init.c
index d028e1b05c36..b21b6da8ab1d 100644
--- a/arch/i386/pci/init.c
+++ b/arch/i386/pci/init.c
@@ -28,6 +28,10 @@ static __init int pci_access_init(void)
 #ifdef CONFIG_PCI_DIRECT
 	pci_direct_init(type);
 #endif
+	if (!raw_pci_ops)
+		printk(KERN_ERR
+		"PCI: Fatal: No config space access function found\n");
+
 	return 0;
 }
 arch_initcall(pci_access_init);
diff --git a/arch/i386/pci/irq.c b/arch/i386/pci/irq.c
index 47f02af74be3..dbc4aae91959 100644
--- a/arch/i386/pci/irq.c
+++ b/arch/i386/pci/irq.c
@@ -1141,10 +1141,6 @@ static int pirq_enable_irq(struct pci_dev *dev)
 			}
 			dev = temp_dev;
 			if (irq >= 0) {
-#ifdef CONFIG_PCI_MSI
-				if (!platform_legacy_irq(irq))
-					irq = IO_APIC_VECTOR(irq);
-#endif
 				printk(KERN_INFO "PCI->APIC IRQ transform: %s[%c] -> IRQ %d\n",
 					pci_name(dev), 'A' + pin, irq);
 				dev->irq = irq;
diff --git a/arch/ia64/hp/sim/simeth.c b/arch/ia64/hp/sim/simeth.c
index e1a1b11473e2..424e9257c9a0 100644
--- a/arch/ia64/hp/sim/simeth.c
+++ b/arch/ia64/hp/sim/simeth.c
@@ -54,7 +54,7 @@ static int simeth_close(struct net_device *dev);
 static int simeth_tx(struct sk_buff *skb, struct net_device *dev);
 static int simeth_rx(struct net_device *dev);
 static struct net_device_stats *simeth_get_stats(struct net_device *dev);
-static irqreturn_t simeth_interrupt(int irq, void *dev_id, struct pt_regs * regs);
+static irqreturn_t simeth_interrupt(int irq, void *dev_id);
 static void set_multicast_list(struct net_device *dev);
 static int simeth_device_event(struct notifier_block *this,unsigned long event, void *ptr);
 
@@ -87,7 +87,7 @@ static int simeth_debug;		/* set to 1 to get debug information */
  */
 static struct notifier_block simeth_dev_notifier = {
 	simeth_device_event,
-	0
+	NULL
 };
 
 
@@ -497,7 +497,7 @@ simeth_rx(struct net_device *dev)
  * Interrupt handler (Yes, we can do it too !!!)
  */
 static irqreturn_t
-simeth_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+simeth_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 
diff --git a/arch/ia64/hp/sim/simscsi.c b/arch/ia64/hp/sim/simscsi.c
index 8f0a16a79a67..bb87682bbb1b 100644
--- a/arch/ia64/hp/sim/simscsi.c
+++ b/arch/ia64/hp/sim/simscsi.c
@@ -103,7 +103,7 @@ simscsi_interrupt (unsigned long val)
 
 	while ((sc = queue[rd].sc) != 0) {
 		atomic_dec(&num_reqs);
-		queue[rd].sc = 0;
+		queue[rd].sc = NULL;
 		if (DBG)
 			printk("simscsi_interrupt: done with %ld\n", sc->serial_number);
 		(*sc->scsi_done)(sc);
diff --git a/arch/ia64/hp/sim/simserial.c b/arch/ia64/hp/sim/simserial.c
index 246eb3d3757a..caab986af70c 100644
--- a/arch/ia64/hp/sim/simserial.c
+++ b/arch/ia64/hp/sim/simserial.c
@@ -92,7 +92,7 @@ static struct serial_uart_config uart_config[] = {
 	{ "ST16650V2", 32, UART_CLEAR_FIFO | UART_USE_FIFO |
 		  UART_STARTECH },
 	{ "TI16750", 64, UART_CLEAR_FIFO | UART_USE_FIFO},
-	{ 0, 0}
+	{ NULL, 0}
 };
 
 struct tty_driver *hp_simserial_driver;
@@ -130,7 +130,7 @@ static void rs_start(struct tty_struct *tty)
 #endif
 }
 
-static  void receive_chars(struct tty_struct *tty, struct pt_regs *regs)
+static  void receive_chars(struct tty_struct *tty)
 {
 	unsigned char ch;
 	static unsigned char seen_esc = 0;
@@ -152,7 +152,7 @@ static  void receive_chars(struct tty_struct *tty, struct pt_regs *regs)
 						ch = ia64_ssc(0, 0, 0, 0,
 							      SSC_GETCHAR);
 					while (!ch);
-					handle_sysrq(ch, regs, NULL);
+					handle_sysrq(ch, NULL);
 				}
 #endif
 				seen_esc = 0;
@@ -170,7 +170,7 @@ static  void receive_chars(struct tty_struct *tty, struct pt_regs *regs)
 /*
  * This is the serial driver's interrupt routine for a single port
  */
-static irqreturn_t rs_interrupt_single(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t rs_interrupt_single(int irq, void *dev_id)
 {
 	struct async_struct * info;
 
@@ -187,7 +187,7 @@ static irqreturn_t rs_interrupt_single(int irq, void *dev_id, struct pt_regs * r
 	 * pretty simple in our case, because we only get interrupts
 	 * on inbound traffic
 	 */
-	receive_chars(info->tty, regs);
+	receive_chars(info->tty);
 	return IRQ_HANDLED;
 }
 
@@ -555,7 +555,7 @@ static void shutdown(struct async_struct * info)
 
 		if (info->xmit.buf) {
 			free_page((unsigned long) info->xmit.buf);
-			info->xmit.buf = 0;
+			info->xmit.buf = NULL;
 		}
 
 		if (info->tty) set_bit(TTY_IO_ERROR, &info->tty->flags);
@@ -628,7 +628,7 @@ static void rs_close(struct tty_struct *tty, struct file * filp)
 	if (tty->driver->flush_buffer) tty->driver->flush_buffer(tty);
 	if (tty->ldisc.flush_buffer) tty->ldisc.flush_buffer(tty);
 	info->event = 0;
-	info->tty = 0;
+	info->tty = NULL;
 	if (info->blocked_open) {
 		if (info->close_delay)
 			schedule_timeout_interruptible(info->close_delay);
@@ -668,7 +668,7 @@ static void rs_hangup(struct tty_struct *tty)
 	info->event = 0;
 	state->count = 0;
 	info->flags &= ~ASYNC_NORMAL_ACTIVE;
-	info->tty = 0;
+	info->tty = NULL;
 	wake_up_interruptible(&info->open_wait);
 }
 
@@ -714,7 +714,7 @@ startup(struct async_struct *info)
 {
 	unsigned long flags;
 	int	retval=0;
-	irqreturn_t (*handler)(int, void *, struct pt_regs *);
+	irq_handler_t handler;
 	struct serial_state *state= info->state;
 	unsigned long page;
 
@@ -769,7 +769,7 @@ startup(struct async_struct *info)
 	/*
 	 * Insert serial port into IRQ chain.
 	 */
-	info->prev_port = 0;
+	info->prev_port = NULL;
 	info->next_port = IRQ_ports[state->irq];
 	if (info->next_port)
 		info->next_port->prev_port = info;
diff --git a/arch/ia64/kernel/irq.c b/arch/ia64/kernel/irq.c
index 7852382de2fa..f07c0864b0b4 100644
--- a/arch/ia64/kernel/irq.c
+++ b/arch/ia64/kernel/irq.c
@@ -194,8 +194,11 @@ void fixup_irqs(void)
 	 */
 	for (irq=0; irq < NR_IRQS; irq++) {
 		if (vectors_in_migration[irq]) {
+			struct pt_regs *old_regs = set_irq_regs(NULL);
+
 			vectors_in_migration[irq]=0;
-			__do_IRQ(irq, NULL);
+			__do_IRQ(irq);
+			set_irq_regs(old_regs);
 		}
 	}
 
diff --git a/arch/ia64/kernel/irq_ia64.c b/arch/ia64/kernel/irq_ia64.c
index ab2d19c3661f..68339dd0c9e2 100644
--- a/arch/ia64/kernel/irq_ia64.c
+++ b/arch/ia64/kernel/irq_ia64.c
@@ -138,6 +138,7 @@ void destroy_irq(unsigned int irq)
 void
 ia64_handle_irq (ia64_vector vector, struct pt_regs *regs)
 {
+	struct pt_regs *old_regs = set_irq_regs(regs);
 	unsigned long saved_tpr;
 
 #if IRQ_DEBUG
@@ -183,7 +184,7 @@ ia64_handle_irq (ia64_vector vector, struct pt_regs *regs)
 			ia64_setreg(_IA64_REG_CR_TPR, vector);
 			ia64_srlz_d();
 
-			__do_IRQ(local_vector_to_irq(vector), regs);
+			__do_IRQ(local_vector_to_irq(vector));
 
 			/*
 			 * Disable interrupts and send EOI:
@@ -200,6 +201,7 @@ ia64_handle_irq (ia64_vector vector, struct pt_regs *regs)
 	 * come through until ia64_eoi() has been done.
 	 */
 	irq_exit();
+	set_irq_regs(old_regs);
 }
 
 #ifdef CONFIG_HOTPLUG_CPU
@@ -224,6 +226,8 @@ void ia64_process_pending_intr(void)
 	  */
 	while (vector != IA64_SPURIOUS_INT_VECTOR) {
 		if (!IS_RESCHEDULE(vector)) {
+			struct pt_regs *old_regs = set_irq_regs(NULL);
+
 			ia64_setreg(_IA64_REG_CR_TPR, vector);
 			ia64_srlz_d();
 
@@ -234,7 +238,8 @@ void ia64_process_pending_intr(void)
 			 * Probably could shared code.
 			 */
 			vectors_in_migration[local_vector_to_irq(vector)]=0;
-			__do_IRQ(local_vector_to_irq(vector), NULL);
+			__do_IRQ(local_vector_to_irq(vector));
+			set_irq_regs(old_regs);
 
 			/*
 			 * Disable interrupts and send EOI
@@ -251,7 +256,7 @@ void ia64_process_pending_intr(void)
 
 
 #ifdef CONFIG_SMP
-extern irqreturn_t handle_IPI (int irq, void *dev_id, struct pt_regs *regs);
+extern irqreturn_t handle_IPI (int irq, void *dev_id);
 
 static struct irqaction ipi_irqaction = {
 	.handler =	handle_IPI,
diff --git a/arch/ia64/kernel/machvec.c b/arch/ia64/kernel/machvec.c
index d4a546aa5048..9620822270a6 100644
--- a/arch/ia64/kernel/machvec.c
+++ b/arch/ia64/kernel/machvec.c
@@ -60,7 +60,7 @@ machvec_setup (char **arg)
 EXPORT_SYMBOL(machvec_setup);
 
 void
-machvec_timer_interrupt (int irq, void *dev_id, struct pt_regs *regs)
+machvec_timer_interrupt (int irq, void *dev_id)
 {
 }
 EXPORT_SYMBOL(machvec_timer_interrupt);
diff --git a/arch/ia64/kernel/mca.c b/arch/ia64/kernel/mca.c
index 663230183254..7cfa63a98cb3 100644
--- a/arch/ia64/kernel/mca.c
+++ b/arch/ia64/kernel/mca.c
@@ -499,7 +499,7 @@ int cpe_vector = -1;
 int ia64_cpe_irq = -1;
 
 static irqreturn_t
-ia64_mca_cpe_int_handler (int cpe_irq, void *arg, struct pt_regs *ptregs)
+ia64_mca_cpe_int_handler (int cpe_irq, void *arg)
 {
 	static unsigned long	cpe_history[CPE_HISTORY_LENGTH];
 	static int		index;
@@ -744,7 +744,7 @@ ia64_mca_wakeup_all(void)
  *  Outputs :   None
  */
 static irqreturn_t
-ia64_mca_rendez_int_handler(int rendez_irq, void *arg, struct pt_regs *regs)
+ia64_mca_rendez_int_handler(int rendez_irq, void *arg)
 {
 	unsigned long flags;
 	int cpu = smp_processor_id();
@@ -753,8 +753,8 @@ ia64_mca_rendez_int_handler(int rendez_irq, void *arg, struct pt_regs *regs)
 
 	/* Mask all interrupts */
 	local_irq_save(flags);
-	if (notify_die(DIE_MCA_RENDZVOUS_ENTER, "MCA", regs, (long)&nd, 0, 0)
-			== NOTIFY_STOP)
+	if (notify_die(DIE_MCA_RENDZVOUS_ENTER, "MCA", get_irq_regs(),
+		       (long)&nd, 0, 0) == NOTIFY_STOP)
 		ia64_mca_spin(__FUNCTION__);
 
 	ia64_mc_info.imi_rendez_checkin[cpu] = IA64_MCA_RENDEZ_CHECKIN_DONE;
@@ -763,16 +763,16 @@ ia64_mca_rendez_int_handler(int rendez_irq, void *arg, struct pt_regs *regs)
 	 */
 	ia64_sal_mc_rendez();
 
-	if (notify_die(DIE_MCA_RENDZVOUS_PROCESS, "MCA", regs, (long)&nd, 0, 0)
-			== NOTIFY_STOP)
+	if (notify_die(DIE_MCA_RENDZVOUS_PROCESS, "MCA", get_irq_regs(),
+		       (long)&nd, 0, 0) == NOTIFY_STOP)
 		ia64_mca_spin(__FUNCTION__);
 
 	/* Wait for the monarch cpu to exit. */
 	while (monarch_cpu != -1)
 	       cpu_relax();	/* spin until monarch leaves */
 
-	if (notify_die(DIE_MCA_RENDZVOUS_LEAVE, "MCA", regs, (long)&nd, 0, 0)
-			== NOTIFY_STOP)
+	if (notify_die(DIE_MCA_RENDZVOUS_LEAVE, "MCA", get_irq_regs(),
+		       (long)&nd, 0, 0) == NOTIFY_STOP)
 		ia64_mca_spin(__FUNCTION__);
 
 	/* Enable all interrupts */
@@ -791,12 +791,11 @@ ia64_mca_rendez_int_handler(int rendez_irq, void *arg, struct pt_regs *regs)
  *
  *  Inputs  :   wakeup_irq  (Wakeup-interrupt bit)
  *	arg		(Interrupt handler specific argument)
- *	ptregs		(Exception frame at the time of the interrupt)
  *  Outputs :   None
  *
  */
 static irqreturn_t
-ia64_mca_wakeup_int_handler(int wakeup_irq, void *arg, struct pt_regs *ptregs)
+ia64_mca_wakeup_int_handler(int wakeup_irq, void *arg)
 {
 	return IRQ_HANDLED;
 }
@@ -1261,13 +1260,12 @@ static DECLARE_WORK(cmc_enable_work, ia64_mca_cmc_vector_enable_keventd, NULL);
  * Inputs
  *      interrupt number
  *      client data arg ptr
- *      saved registers ptr
  *
  * Outputs
  *	None
  */
 static irqreturn_t
-ia64_mca_cmc_int_handler(int cmc_irq, void *arg, struct pt_regs *ptregs)
+ia64_mca_cmc_int_handler(int cmc_irq, void *arg)
 {
 	static unsigned long	cmc_history[CMC_HISTORY_LENGTH];
 	static int		index;
@@ -1336,12 +1334,11 @@ out:
  * Inputs
  *	interrupt number
  *	client data arg ptr
- *	saved registers ptr
  * Outputs
  * 	handled
  */
 static irqreturn_t
-ia64_mca_cmc_int_caller(int cmc_irq, void *arg, struct pt_regs *ptregs)
+ia64_mca_cmc_int_caller(int cmc_irq, void *arg)
 {
 	static int start_count = -1;
 	unsigned int cpuid;
@@ -1352,7 +1349,7 @@ ia64_mca_cmc_int_caller(int cmc_irq, void *arg, struct pt_regs *ptregs)
 	if (start_count == -1)
 		start_count = IA64_LOG_COUNT(SAL_INFO_TYPE_CMC);
 
-	ia64_mca_cmc_int_handler(cmc_irq, arg, ptregs);
+	ia64_mca_cmc_int_handler(cmc_irq, arg);
 
 	for (++cpuid ; cpuid < NR_CPUS && !cpu_online(cpuid) ; cpuid++);
 
@@ -1403,14 +1400,13 @@ ia64_mca_cmc_poll (unsigned long dummy)
  * Inputs
  *	interrupt number
  *	client data arg ptr
- *	saved registers ptr
  * Outputs
  * 	handled
  */
 #ifdef CONFIG_ACPI
 
 static irqreturn_t
-ia64_mca_cpe_int_caller(int cpe_irq, void *arg, struct pt_regs *ptregs)
+ia64_mca_cpe_int_caller(int cpe_irq, void *arg)
 {
 	static int start_count = -1;
 	static int poll_time = MIN_CPE_POLL_INTERVAL;
@@ -1422,7 +1418,7 @@ ia64_mca_cpe_int_caller(int cpe_irq, void *arg, struct pt_regs *ptregs)
 	if (start_count == -1)
 		start_count = IA64_LOG_COUNT(SAL_INFO_TYPE_CPE);
 
-	ia64_mca_cpe_int_handler(cpe_irq, arg, ptregs);
+	ia64_mca_cpe_int_handler(cpe_irq, arg);
 
 	for (++cpuid ; cpuid < NR_CPUS && !cpu_online(cpuid) ; cpuid++);
 
diff --git a/arch/ia64/kernel/time.c b/arch/ia64/kernel/time.c
index 62e07f906e05..41169a9bc301 100644
--- a/arch/ia64/kernel/time.c
+++ b/arch/ia64/kernel/time.c
@@ -45,7 +45,7 @@ static struct time_interpolator itc_interpolator = {
 };
 
 static irqreturn_t
-timer_interrupt (int irq, void *dev_id, struct pt_regs *regs)
+timer_interrupt (int irq, void *dev_id)
 {
 	unsigned long new_itm;
 
@@ -53,7 +53,7 @@ timer_interrupt (int irq, void *dev_id, struct pt_regs *regs)
 		return IRQ_HANDLED;
 	}
 
-	platform_timer_interrupt(irq, dev_id, regs);
+	platform_timer_interrupt(irq, dev_id);
 
 	new_itm = local_cpu_data->itm_next;
 
@@ -61,10 +61,10 @@ timer_interrupt (int irq, void *dev_id, struct pt_regs *regs)
 		printk(KERN_ERR "Oops: timer tick before it's due (itc=%lx,itm=%lx)\n",
 		       ia64_get_itc(), new_itm);
 
-	profile_tick(CPU_PROFILING, regs);
+	profile_tick(CPU_PROFILING);
 
 	while (1) {
-		update_process_times(user_mode(regs));
+		update_process_times(user_mode(get_irq_regs()));
 
 		new_itm += local_cpu_data->itm_delta;
 
diff --git a/arch/ia64/sn/kernel/huberror.c b/arch/ia64/sn/kernel/huberror.c
index 96fb81e6321f..abca6bd7962f 100644
--- a/arch/ia64/sn/kernel/huberror.c
+++ b/arch/ia64/sn/kernel/huberror.c
@@ -22,7 +22,7 @@
 void hubiio_crb_error_handler(struct hubdev_info *hubdev_info);
 extern void bte_crb_error_handler(cnodeid_t, int, int, ioerror_t *,
 				  int);
-static irqreturn_t hub_eint_handler(int irq, void *arg, struct pt_regs *ep)
+static irqreturn_t hub_eint_handler(int irq, void *arg)
 {
 	struct hubdev_info *hubdev_info;
 	struct ia64_sal_retval ret_stuff;
@@ -178,7 +178,7 @@ void hubiio_crb_error_handler(struct hubdev_info *hubdev_info)
  */
 void hub_error_init(struct hubdev_info *hubdev_info)
 {
-	if (request_irq(SGI_II_ERROR, (void *)hub_eint_handler, IRQF_SHARED,
+	if (request_irq(SGI_II_ERROR, hub_eint_handler, IRQF_SHARED,
 			"SN_hub_error", (void *)hubdev_info))
 		printk("hub_error_init: Failed to request_irq for 0x%p\n",
 		    hubdev_info);
diff --git a/arch/ia64/sn/kernel/sn2/timer_interrupt.c b/arch/ia64/sn/kernel/sn2/timer_interrupt.c
index fa7f69945917..103d6ea8e94b 100644
--- a/arch/ia64/sn/kernel/sn2/timer_interrupt.c
+++ b/arch/ia64/sn/kernel/sn2/timer_interrupt.c
@@ -36,7 +36,7 @@ extern irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs);
 
 #define SN_LB_INT_WAR_INTERVAL 100
 
-void sn_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+void sn_timer_interrupt(int irq, void *dev_id)
 {
 	/* LED blinking */
 	if (!pda->hb_count--) {
diff --git a/arch/ia64/sn/kernel/xpc_main.c b/arch/ia64/sn/kernel/xpc_main.c
index 4d026f9dd98b..fa96dfc0e1aa 100644
--- a/arch/ia64/sn/kernel/xpc_main.c
+++ b/arch/ia64/sn/kernel/xpc_main.c
@@ -222,7 +222,7 @@ xpc_timeout_partition_disengage_request(unsigned long data)
  * Notify the heartbeat check thread that an IRQ has been received.
  */
 static irqreturn_t
-xpc_act_IRQ_handler(int irq, void *dev_id, struct pt_regs *regs)
+xpc_act_IRQ_handler(int irq, void *dev_id)
 {
 	atomic_inc(&xpc_act_IRQ_rcvd);
 	wake_up_interruptible(&xpc_act_IRQ_wq);
@@ -607,12 +607,9 @@ xpc_activate_partition(struct xpc_partition *part)
  *	irq - Interrupt ReQuest number. NOT USED.
  *
  *	dev_id - partid of IPI's potential sender.
- *
- *	regs - processor's context before the processor entered
- *	       interrupt code. NOT USED.
  */
 irqreturn_t
-xpc_notify_IRQ_handler(int irq, void *dev_id, struct pt_regs *regs)
+xpc_notify_IRQ_handler(int irq, void *dev_id)
 {
 	partid_t partid = (partid_t) (u64) dev_id;
 	struct xpc_partition *part = &xpc_partitions[partid];
diff --git a/arch/ia64/sn/pci/pcibr/pcibr_ate.c b/arch/ia64/sn/pci/pcibr/pcibr_ate.c
index 5eb1e1e078b4..935029fc400d 100644
--- a/arch/ia64/sn/pci/pcibr/pcibr_ate.c
+++ b/arch/ia64/sn/pci/pcibr/pcibr_ate.c
@@ -126,7 +126,7 @@ int pcibr_ate_alloc(struct pcibus_info *pcibus_info, int count)
  * Setup an Address Translation Entry as specified.  Use either the Bridge
  * internal maps or the external map RAM, as appropriate.
  */
-static inline u64 *pcibr_ate_addr(struct pcibus_info *pcibus_info,
+static inline u64 __iomem *pcibr_ate_addr(struct pcibus_info *pcibus_info,
 				       int ate_index)
 {
 	if (ate_index < pcibus_info->pbi_int_ate_size) {
diff --git a/arch/ia64/sn/pci/pcibr/pcibr_provider.c b/arch/ia64/sn/pci/pcibr/pcibr_provider.c
index 838c93c9a16a..27dd7df0f446 100644
--- a/arch/ia64/sn/pci/pcibr/pcibr_provider.c
+++ b/arch/ia64/sn/pci/pcibr/pcibr_provider.c
@@ -95,7 +95,7 @@ u16 sn_ioboard_to_pci_bus(struct pci_bus *pci_bus)
  * bridge sends an error interrupt.
  */
 static irqreturn_t
-pcibr_error_intr_handler(int irq, void *arg, struct pt_regs *regs)
+pcibr_error_intr_handler(int irq, void *arg)
 {
 	struct pcibus_info *soft = (struct pcibus_info *)arg;
 
@@ -138,7 +138,7 @@ pcibr_bus_fixup(struct pcibus_bussoft *prom_bussoft, struct pci_controller *cont
 	/*
 	 * register the bridge's error interrupt handler
 	 */
-	if (request_irq(SGI_PCIASIC_ERROR, (void *)pcibr_error_intr_handler,
+	if (request_irq(SGI_PCIASIC_ERROR, pcibr_error_intr_handler,
 			IRQF_SHARED, "PCIBR error", (void *)(soft))) {
 		printk(KERN_WARNING
 		       "pcibr cannot allocate interrupt for error handler\n");
diff --git a/arch/ia64/sn/pci/tioca_provider.c b/arch/ia64/sn/pci/tioca_provider.c
index c36b0f5affb3..8a2cb4e691fd 100644
--- a/arch/ia64/sn/pci/tioca_provider.c
+++ b/arch/ia64/sn/pci/tioca_provider.c
@@ -550,13 +550,12 @@ tioca_dma_map(struct pci_dev *pdev, u64 paddr, size_t byte_count, int dma_flags)
  * tioca_error_intr_handler - SGI TIO CA error interrupt handler
  * @irq: unused
  * @arg: pointer to tioca_common struct for the given CA
- * @pt: unused
  *
  * Handle a CA error interrupt.  Simply a wrapper around a SAL call which
  * defers processing to the SGI prom.
  */
 static irqreturn_t
-tioca_error_intr_handler(int irq, void *arg, struct pt_regs *pt)
+tioca_error_intr_handler(int irq, void *arg)
 {
 	struct tioca_common *soft = arg;
 	struct ia64_sal_retval ret_stuff;
diff --git a/arch/ia64/sn/pci/tioce_provider.c b/arch/ia64/sn/pci/tioce_provider.c
index af7171adcd2c..46e16dcf5971 100644
--- a/arch/ia64/sn/pci/tioce_provider.c
+++ b/arch/ia64/sn/pci/tioce_provider.c
@@ -53,7 +53,7 @@
  */
 
 static void inline
-tioce_mmr_war_pre(struct tioce_kernel *kern, void *mmr_addr)
+tioce_mmr_war_pre(struct tioce_kernel *kern, void __iomem *mmr_addr)
 {
 	u64 mmr_base;
 	u64 mmr_offset;
@@ -62,7 +62,7 @@ tioce_mmr_war_pre(struct tioce_kernel *kern, void *mmr_addr)
 		return;
 
 	mmr_base = kern->ce_common->ce_pcibus.bs_base;
-	mmr_offset = (u64)mmr_addr - mmr_base;
+	mmr_offset = (unsigned long)mmr_addr - mmr_base;
 
 	if (mmr_offset < 0x45000) {
 		u64 mmr_war_offset;
@@ -79,7 +79,7 @@ tioce_mmr_war_pre(struct tioce_kernel *kern, void *mmr_addr)
 }
 
 static void inline
-tioce_mmr_war_post(struct tioce_kernel *kern, void *mmr_addr)
+tioce_mmr_war_post(struct tioce_kernel *kern, void __iomem *mmr_addr)
 {
 	u64 mmr_base;
 	u64 mmr_offset;
@@ -88,7 +88,7 @@ tioce_mmr_war_post(struct tioce_kernel *kern, void *mmr_addr)
 		return;
 
 	mmr_base = kern->ce_common->ce_pcibus.bs_base;
-	mmr_offset = (u64)mmr_addr - mmr_base;
+	mmr_offset = (unsigned long)mmr_addr - mmr_base;
 
 	if (mmr_offset < 0x45000) {
 		if (mmr_offset == 0x100)
@@ -223,7 +223,7 @@ tioce_dma_d64(unsigned long ct_addr, int dma_flags)
  * @pci_dev.
  */
 static inline void
-pcidev_to_tioce(struct pci_dev *pdev, struct tioce **base,
+pcidev_to_tioce(struct pci_dev *pdev, struct tioce __iomem **base,
 		struct tioce_kernel **kernel, int *port)
 {
 	struct pcidev_info *pcidev_info;
@@ -235,7 +235,7 @@ pcidev_to_tioce(struct pci_dev *pdev, struct tioce **base,
 	ce_kernel = (struct tioce_kernel *)ce_common->ce_kernel_private;
 
 	if (base)
-		*base = (struct tioce *)ce_common->ce_pcibus.bs_base;
+		*base = (struct tioce __iomem *)ce_common->ce_pcibus.bs_base;
 	if (kernel)
 		*kernel = ce_kernel;
 
@@ -275,13 +275,13 @@ tioce_alloc_map(struct tioce_kernel *ce_kern, int type, int port,
 	u64 pagesize;
 	int msi_capable, msi_wanted;
 	u64 *ate_shadow;
-	u64 *ate_reg;
+	u64 __iomem *ate_reg;
 	u64 addr;
-	struct tioce *ce_mmr;
+	struct tioce __iomem *ce_mmr;
 	u64 bus_base;
 	struct tioce_dmamap *map;
 
-	ce_mmr = (struct tioce *)ce_kern->ce_common->ce_pcibus.bs_base;
+	ce_mmr = (struct tioce __iomem *)ce_kern->ce_common->ce_pcibus.bs_base;
 
 	switch (type) {
 	case TIOCE_ATE_M32:
@@ -386,7 +386,7 @@ tioce_dma_d32(struct pci_dev *pdev, u64 ct_addr, int dma_flags)
 {
 	int dma_ok;
 	int port;
-	struct tioce *ce_mmr;
+	struct tioce __iomem *ce_mmr;
 	struct tioce_kernel *ce_kern;
 	u64 ct_upper;
 	u64 ct_lower;
@@ -461,7 +461,7 @@ tioce_dma_unmap(struct pci_dev *pdev, dma_addr_t bus_addr, int dir)
 	int i;
 	int port;
 	struct tioce_kernel *ce_kern;
-	struct tioce *ce_mmr;
+	struct tioce __iomem *ce_mmr;
 	unsigned long flags;
 
 	bus_addr = tioce_dma_barrier(bus_addr, 0);
@@ -666,12 +666,11 @@ tioce_dma_consistent(struct pci_dev *pdev, u64 paddr, size_t byte_count, int dma
  * tioce_error_intr_handler - SGI TIO CE error interrupt handler
  * @irq: unused
  * @arg: pointer to tioce_common struct for the given CE
- * @pt: unused
  *
  * Handle a CE error interrupt.  Simply a wrapper around a SAL call which
  * defers processing to the SGI prom.
  */ static irqreturn_t
-tioce_error_intr_handler(int irq, void *arg, struct pt_regs *pt)
+tioce_error_intr_handler(int irq, void *arg)
 {
 	struct tioce_common *soft = arg;
 	struct ia64_sal_retval ret_stuff;
@@ -701,9 +700,9 @@ static void
 tioce_reserve_m32(struct tioce_kernel *ce_kern, u64 base, u64 limit)
 {
 	int ate_index, last_ate, ps;
-	struct tioce *ce_mmr;
+	struct tioce __iomem *ce_mmr;
 
-	ce_mmr = (struct tioce *)ce_kern->ce_common->ce_pcibus.bs_base;
+	ce_mmr = (struct tioce __iomem *)ce_kern->ce_common->ce_pcibus.bs_base;
 	ps = ce_kern->ce_ate3240_pagesize;
 	ate_index = ATE_PAGE(base, ps);
 	last_ate = ate_index + ATE_NPAGES(base, limit-base+1, ps) - 1;
@@ -737,7 +736,7 @@ tioce_kern_init(struct tioce_common *tioce_common)
 	int dev;
 	u32 tmp;
 	unsigned int seg, bus;
-	struct tioce *tioce_mmr;
+	struct tioce __iomem *tioce_mmr;
 	struct tioce_kernel *tioce_kern;
 
 	tioce_kern = kzalloc(sizeof(struct tioce_kernel), GFP_KERNEL);
@@ -768,7 +767,7 @@ tioce_kern_init(struct tioce_common *tioce_common)
 	 * the ate's.
 	 */
 
-	tioce_mmr = (struct tioce *)tioce_common->ce_pcibus.bs_base;
+	tioce_mmr = (struct tioce __iomem *)tioce_common->ce_pcibus.bs_base;
 	tioce_mmr_clri(tioce_kern, &tioce_mmr->ce_ure_page_map,
 		       CE_URE_PAGESIZE_MASK);
 	tioce_mmr_seti(tioce_kern, &tioce_mmr->ce_ure_page_map,
@@ -859,7 +858,7 @@ tioce_force_interrupt(struct sn_irq_info *sn_irq_info)
 	struct pcidev_info *pcidev_info;
 	struct tioce_common *ce_common;
 	struct tioce_kernel *ce_kern;
-	struct tioce *ce_mmr;
+	struct tioce __iomem *ce_mmr;
 	u64 force_int_val;
 
 	if (!sn_irq_info->irq_bridge)
@@ -873,7 +872,7 @@ tioce_force_interrupt(struct sn_irq_info *sn_irq_info)
 		return;
 
 	ce_common = (struct tioce_common *)pcidev_info->pdi_pcibus_info;
-	ce_mmr = (struct tioce *)ce_common->ce_pcibus.bs_base;
+	ce_mmr = (struct tioce __iomem *)ce_common->ce_pcibus.bs_base;
 	ce_kern = (struct tioce_kernel *)ce_common->ce_kernel_private;
 
 	/*
@@ -954,7 +953,7 @@ tioce_target_interrupt(struct sn_irq_info *sn_irq_info)
 	struct pcidev_info *pcidev_info;
 	struct tioce_common *ce_common;
 	struct tioce_kernel *ce_kern;
-	struct tioce *ce_mmr;
+	struct tioce __iomem *ce_mmr;
 	int bit;
 	u64 vector;
 
@@ -963,7 +962,7 @@ tioce_target_interrupt(struct sn_irq_info *sn_irq_info)
 		return;
 
 	ce_common = (struct tioce_common *)pcidev_info->pdi_pcibus_info;
-	ce_mmr = (struct tioce *)ce_common->ce_pcibus.bs_base;
+	ce_mmr = (struct tioce __iomem *)ce_common->ce_pcibus.bs_base;
 	ce_kern = (struct tioce_kernel *)ce_common->ce_kernel_private;
 
 	bit = sn_irq_info->irq_int_bit;
@@ -995,7 +994,7 @@ tioce_bus_fixup(struct pcibus_bussoft *prom_bussoft, struct pci_controller *cont
 	cnodeid_t my_cnode, mem_cnode;
 	struct tioce_common *tioce_common;
 	struct tioce_kernel *tioce_kern;
-	struct tioce *tioce_mmr;
+	struct tioce __iomem *tioce_mmr;
 
 	/*
 	 * Allocate kernel bus soft and copy from prom.
@@ -1019,7 +1018,7 @@ tioce_bus_fixup(struct pcibus_bussoft *prom_bussoft, struct pci_controller *cont
 	 * interrupt handler.
 	 */
 
-	tioce_mmr = (struct tioce *)tioce_common->ce_pcibus.bs_base;
+	tioce_mmr = (struct tioce __iomem *)tioce_common->ce_pcibus.bs_base;
 	tioce_mmr_seti(tioce_kern, &tioce_mmr->ce_adm_int_status_alias, ~0ULL);
 	tioce_mmr_seti(tioce_kern, &tioce_mmr->ce_adm_error_summary_alias,
 		       ~0ULL);
diff --git a/arch/m32r/kernel/irq.c b/arch/m32r/kernel/irq.c
index 3841861df6a2..f8d8650383e0 100644
--- a/arch/m32r/kernel/irq.c
+++ b/arch/m32r/kernel/irq.c
@@ -77,13 +77,16 @@ skip:
  */
 asmlinkage unsigned int do_IRQ(int irq, struct pt_regs *regs)
 {
+	struct pt_regs *old_regs;
+	old_regs = set_irq_regs(regs);
 	irq_enter();
 
 #ifdef CONFIG_DEBUG_STACKOVERFLOW
 	/* FIXME M32R */
 #endif
-	__do_IRQ(irq, regs);
+	__do_IRQ(irq);
 	irq_exit();
+	set_irq_regs(old_regs);
 
 	return 1;
 }
diff --git a/arch/m32r/kernel/smp.c b/arch/m32r/kernel/smp.c
index 8b1f6eb76870..722e21f556dc 100644
--- a/arch/m32r/kernel/smp.c
+++ b/arch/m32r/kernel/smp.c
@@ -101,7 +101,7 @@ void smp_call_function_interrupt(void);
 
 void smp_send_timer(void);
 void smp_ipi_timer_interrupt(struct pt_regs *);
-void smp_local_timer_interrupt(struct pt_regs *);
+void smp_local_timer_interrupt(void);
 
 void send_IPI_allbutself(int, int);
 static void send_IPI_mask(cpumask_t, int, int);
@@ -734,9 +734,12 @@ void smp_send_timer(void)
  *==========================================================================*/
 void smp_ipi_timer_interrupt(struct pt_regs *regs)
 {
+	struct pt_regs *old_regs;
+	old_regs = set_irq_regs(regs);
 	irq_enter();
-	smp_local_timer_interrupt(regs);
+	smp_local_timer_interrupt();
 	irq_exit();
+	set_irq_regs(old_regs);
 }
 
 /*==========================================================================*
@@ -762,9 +765,9 @@ void smp_ipi_timer_interrupt(struct pt_regs *regs)
  * ---------- --- --------------------------------------------------------
  * 2003-06-24 hy  use per_cpu structure.
  *==========================================================================*/
-void smp_local_timer_interrupt(struct pt_regs *regs)
+void smp_local_timer_interrupt(void)
 {
-	int user = user_mode(regs);
+	int user = user_mode(get_irq_regs());
 	int cpu_id = smp_processor_id();
 
 	/*
@@ -774,7 +777,7 @@ void smp_local_timer_interrupt(struct pt_regs *regs)
 	 * useful with a profiling multiplier != 1
 	 */
 
-	profile_tick(CPU_PROFILING, regs);
+	profile_tick(CPU_PROFILING);
 
 	if (--per_cpu(prof_counter, cpu_id) <= 0) {
 		/*
diff --git a/arch/m32r/kernel/time.c b/arch/m32r/kernel/time.c
index d8af155db984..a09038282c78 100644
--- a/arch/m32r/kernel/time.c
+++ b/arch/m32r/kernel/time.c
@@ -35,7 +35,7 @@
 
 #ifdef CONFIG_SMP
 extern void send_IPI_allbutself(int, int);
-extern void smp_local_timer_interrupt(struct pt_regs *);
+extern void smp_local_timer_interrupt(void);
 #endif
 
 #define TICK_SIZE	(tick_nsec / 1000)
@@ -188,15 +188,15 @@ static long last_rtc_update = 0;
  * timer_interrupt() needs to keep up the real-time clock,
  * as well as call the "do_timer()" routine every clocktick
  */
-irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t timer_interrupt(int irq, void *dev_id)
 {
 #ifndef CONFIG_SMP
-	profile_tick(CPU_PROFILING, regs);
+	profile_tick(CPU_PROFILING);
 #endif
 	do_timer(1);
 
 #ifndef CONFIG_SMP
-	update_process_times(user_mode(regs));
+	update_process_times(user_mode(get_irq_regs()));
 #endif
 	/*
 	 * If we have an externally synchronized Linux clock, then update
@@ -221,7 +221,7 @@ irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 	   a hack, so don't look closely for now.. */
 
 #ifdef CONFIG_SMP
-	smp_local_timer_interrupt(regs);
+	smp_local_timer_interrupt();
 	smp_send_timer();
 #endif
 
diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig
index 805b81fedf80..7bc14461a6ac 100644
--- a/arch/m68k/Kconfig
+++ b/arch/m68k/Kconfig
@@ -600,7 +600,7 @@ config MVME147_SCC
 
 config SERIAL167
 	bool "CD2401 support for MVME166/7 serial ports"
-	depends on MVME16x && BROKEN
+	depends on MVME16x
 	help
 	  This is the driver for the serial ports on the Motorola MVME166,
 	  167, and 172 boards.  Everyone using one of these boards should say
diff --git a/arch/m68k/amiga/amiints.c b/arch/m68k/amiga/amiints.c
index 96c79d840cff..28d95cfe8ac0 100644
--- a/arch/m68k/amiga/amiints.c
+++ b/arch/m68k/amiga/amiints.c
@@ -47,10 +47,10 @@
 
 static void amiga_enable_irq(unsigned int irq);
 static void amiga_disable_irq(unsigned int irq);
-static irqreturn_t ami_int1(int irq, void *dev_id, struct pt_regs *fp);
-static irqreturn_t ami_int3(int irq, void *dev_id, struct pt_regs *fp);
-static irqreturn_t ami_int4(int irq, void *dev_id, struct pt_regs *fp);
-static irqreturn_t ami_int5(int irq, void *dev_id, struct pt_regs *fp);
+static irqreturn_t ami_int1(int irq, void *dev_id);
+static irqreturn_t ami_int3(int irq, void *dev_id);
+static irqreturn_t ami_int4(int irq, void *dev_id);
+static irqreturn_t ami_int5(int irq, void *dev_id);
 
 static struct irq_controller amiga_irq_controller = {
 	.name		= "amiga",
@@ -113,98 +113,98 @@ static void amiga_disable_irq(unsigned int irq)
  * The builtin Amiga hardware interrupt handlers.
  */
 
-static irqreturn_t ami_int1(int irq, void *dev_id, struct pt_regs *fp)
+static irqreturn_t ami_int1(int irq, void *dev_id)
 {
 	unsigned short ints = amiga_custom.intreqr & amiga_custom.intenar;
 
 	/* if serial transmit buffer empty, interrupt */
 	if (ints & IF_TBE) {
 		amiga_custom.intreq = IF_TBE;
-		m68k_handle_int(IRQ_AMIGA_TBE, fp);
+		m68k_handle_int(IRQ_AMIGA_TBE);
 	}
 
 	/* if floppy disk transfer complete, interrupt */
 	if (ints & IF_DSKBLK) {
 		amiga_custom.intreq = IF_DSKBLK;
-		m68k_handle_int(IRQ_AMIGA_DSKBLK, fp);
+		m68k_handle_int(IRQ_AMIGA_DSKBLK);
 	}
 
 	/* if software interrupt set, interrupt */
 	if (ints & IF_SOFT) {
 		amiga_custom.intreq = IF_SOFT;
-		m68k_handle_int(IRQ_AMIGA_SOFT, fp);
+		m68k_handle_int(IRQ_AMIGA_SOFT);
 	}
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t ami_int3(int irq, void *dev_id, struct pt_regs *fp)
+static irqreturn_t ami_int3(int irq, void *dev_id)
 {
 	unsigned short ints = amiga_custom.intreqr & amiga_custom.intenar;
 
 	/* if a blitter interrupt */
 	if (ints & IF_BLIT) {
 		amiga_custom.intreq = IF_BLIT;
-		m68k_handle_int(IRQ_AMIGA_BLIT, fp);
+		m68k_handle_int(IRQ_AMIGA_BLIT);
 	}
 
 	/* if a copper interrupt */
 	if (ints & IF_COPER) {
 		amiga_custom.intreq = IF_COPER;
-		m68k_handle_int(IRQ_AMIGA_COPPER, fp);
+		m68k_handle_int(IRQ_AMIGA_COPPER);
 	}
 
 	/* if a vertical blank interrupt */
 	if (ints & IF_VERTB) {
 		amiga_custom.intreq = IF_VERTB;
-		m68k_handle_int(IRQ_AMIGA_VERTB, fp);
+		m68k_handle_int(IRQ_AMIGA_VERTB);
 	}
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t ami_int4(int irq, void *dev_id, struct pt_regs *fp)
+static irqreturn_t ami_int4(int irq, void *dev_id)
 {
 	unsigned short ints = amiga_custom.intreqr & amiga_custom.intenar;
 
 	/* if audio 0 interrupt */
 	if (ints & IF_AUD0) {
 		amiga_custom.intreq = IF_AUD0;
-		m68k_handle_int(IRQ_AMIGA_AUD0, fp);
+		m68k_handle_int(IRQ_AMIGA_AUD0);
 	}
 
 	/* if audio 1 interrupt */
 	if (ints & IF_AUD1) {
 		amiga_custom.intreq = IF_AUD1;
-		m68k_handle_int(IRQ_AMIGA_AUD1, fp);
+		m68k_handle_int(IRQ_AMIGA_AUD1);
 	}
 
 	/* if audio 2 interrupt */
 	if (ints & IF_AUD2) {
 		amiga_custom.intreq = IF_AUD2;
-		m68k_handle_int(IRQ_AMIGA_AUD2, fp);
+		m68k_handle_int(IRQ_AMIGA_AUD2);
 	}
 
 	/* if audio 3 interrupt */
 	if (ints & IF_AUD3) {
 		amiga_custom.intreq = IF_AUD3;
-		m68k_handle_int(IRQ_AMIGA_AUD3, fp);
+		m68k_handle_int(IRQ_AMIGA_AUD3);
 	}
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t ami_int5(int irq, void *dev_id, struct pt_regs *fp)
+static irqreturn_t ami_int5(int irq, void *dev_id)
 {
 	unsigned short ints = amiga_custom.intreqr & amiga_custom.intenar;
 
 	/* if serial receive buffer full interrupt */
 	if (ints & IF_RBF) {
 		/* acknowledge of IF_RBF must be done by the serial interrupt */
-		m68k_handle_int(IRQ_AMIGA_RBF, fp);
+		m68k_handle_int(IRQ_AMIGA_RBF);
 	}
 
 	/* if a disk sync interrupt */
 	if (ints & IF_DSKSYN) {
 		amiga_custom.intreq = IF_DSKSYN;
-		m68k_handle_int(IRQ_AMIGA_DSKSYN, fp);
+		m68k_handle_int(IRQ_AMIGA_DSKSYN);
 	}
 	return IRQ_HANDLED;
 }
diff --git a/arch/m68k/amiga/cia.c b/arch/m68k/amiga/cia.c
index dbad30054721..7a20058eb380 100644
--- a/arch/m68k/amiga/cia.c
+++ b/arch/m68k/amiga/cia.c
@@ -82,7 +82,7 @@ unsigned char cia_able_irq(struct ciabase *base, unsigned char mask)
 	return old;
 }
 
-static irqreturn_t cia_handler(int irq, void *dev_id, struct pt_regs *fp)
+static irqreturn_t cia_handler(int irq, void *dev_id)
 {
 	struct ciabase *base = (struct ciabase *)dev_id;
 	int mach_irq;
@@ -93,7 +93,7 @@ static irqreturn_t cia_handler(int irq, void *dev_id, struct pt_regs *fp)
 	amiga_custom.intreq = base->int_mask;
 	for (; ints; mach_irq++, ints >>= 1) {
 		if (ints & 1)
-			m68k_handle_int(mach_irq, fp);
+			m68k_handle_int(mach_irq);
 	}
 	return IRQ_HANDLED;
 }
diff --git a/arch/m68k/amiga/config.c b/arch/m68k/amiga/config.c
index 092e50d2cb13..3204f412cad8 100644
--- a/arch/m68k/amiga/config.c
+++ b/arch/m68k/amiga/config.c
@@ -83,7 +83,7 @@ static char amiga_model_name[13] = "Amiga ";
 
 extern char m68k_debug_device[];
 
-static void amiga_sched_init(irqreturn_t (*handler)(int, void *, struct pt_regs *));
+static void amiga_sched_init(irq_handler_t handler);
 /* amiga specific irq functions */
 extern void amiga_init_IRQ (void);
 static void amiga_get_model(char *model);
@@ -487,8 +487,7 @@ void __init config_amiga(void)
 
 static unsigned short jiffy_ticks;
 
-static void __init amiga_sched_init(irqreturn_t (*timer_routine)(int, void *,
-							  struct pt_regs *))
+static void __init amiga_sched_init(irq_handler_t timer_routine)
 {
 	static struct resource sched_res = {
 	    .name = "timer", .start = 0x00bfd400, .end = 0x00bfd5ff,
diff --git a/arch/m68k/apollo/config.c b/arch/m68k/apollo/config.c
index 6f4581575fb4..cb8e7609df4c 100644
--- a/arch/m68k/apollo/config.c
+++ b/arch/m68k/apollo/config.c
@@ -25,7 +25,7 @@ u_long cpuctrl_physaddr;
 u_long timer_physaddr;
 u_long apollo_model;
 
-extern void dn_sched_init(irqreturn_t (*handler)(int,void *,struct pt_regs *));
+extern void dn_sched_init(irq_handler_t handler);
 extern void dn_init_IRQ(void);
 extern unsigned long dn_gettimeoffset(void);
 extern int dn_dummy_hwclk(int, struct rtc_time *);
@@ -38,7 +38,7 @@ extern irqreturn_t dn_process_int(int irq, struct pt_regs *fp);
 #ifdef CONFIG_HEARTBEAT
 static void dn_heartbeat(int on);
 #endif
-static irqreturn_t dn_timer_int(int irq,void *, struct pt_regs *);
+static irqreturn_t dn_timer_int(int irq,void *);
 static void dn_get_model(char *model);
 static const char *apollo_models[] = {
 	[APOLLO_DN3000-APOLLO_DN3000] = "DN3000 (Otter)",
@@ -174,13 +174,13 @@ void config_apollo(void) {
 
 }
 
-irqreturn_t dn_timer_int(int irq, void *dev_id, struct pt_regs *fp)
+irqreturn_t dn_timer_int(int irq, void *dev_id)
 {
-	irqreturn_t (*timer_handler)(int, void *, struct pt_regs *) = dev_id;
+	irq_handler_t timer_handler = dev_id;
 
 	volatile unsigned char x;
 
-	timer_handler(irq, dev_id, fp);
+	timer_handler(irq, dev_id);
 
 	x=*(volatile unsigned char *)(timer+3);
 	x=*(volatile unsigned char *)(timer+5);
@@ -188,8 +188,8 @@ irqreturn_t dn_timer_int(int irq, void *dev_id, struct pt_regs *fp)
 	return IRQ_HANDLED;
 }
 
-void dn_sched_init(irqreturn_t (*timer_routine)(int, void *, struct pt_regs *)) {
-
+void dn_sched_init(irq_handler_t timer_routine)
+{
 	/* program timer 1 */
 	*(volatile unsigned char *)(timer+3)=0x01;
 	*(volatile unsigned char *)(timer+1)=0x40;
diff --git a/arch/m68k/apollo/dma.c b/arch/m68k/apollo/dma.c
deleted file mode 100644
index aed8be177ef1..000000000000
--- a/arch/m68k/apollo/dma.c
+++ /dev/null
@@ -1,50 +0,0 @@
-#include <linux/types.h>
-#include <linux/kernel.h>
-#include <linux/mm.h>
-#include <linux/kd.h>
-#include <linux/tty.h>
-#include <linux/console.h>
-
-#include <asm/setup.h>
-#include <asm/bootinfo.h>
-#include <asm/system.h>
-#include <asm/pgtable.h>
-#include <asm/apollodma.h>
-#include <asm/io.h>
-
-/* note only works for 16 Bit 1 page DMA's */
-
-static unsigned short next_free_xlat_entry=0;
-
-unsigned short dma_map_page(unsigned long phys_addr,int count,int type) {
-
-	unsigned long page_aligned_addr=phys_addr & (~((1<<12)-1));
-	unsigned short start_map_addr=page_aligned_addr >> 10;
-	unsigned short free_xlat_entry, *xlat_map_entry;
-	int i;
-
-	free_xlat_entry=next_free_xlat_entry;
-	for(i=0,xlat_map_entry=addr_xlat_map+(free_xlat_entry<<2);i<8;i++,xlat_map_entry++) {
-#if 0
-		printk("phys_addr: %x, page_aligned_addr: %x, start_map_addr: %x\n",phys_addr,page_aligned_addr,start_map_addr+i);
-#endif
-		out_be16(xlat_map_entry, start_map_addr+i);
-	}
-
-	next_free_xlat_entry+=2;
-	if(next_free_xlat_entry>125)
-		next_free_xlat_entry=0;
-
-#if 0
-	printk("next_free_xlat_entry: %d\n",next_free_xlat_entry);
-#endif
-
-	return free_xlat_entry<<10;
-}
-
-void dma_unmap_page(unsigned short dma_addr) {
-
-	return ;
-
-}
-
diff --git a/arch/m68k/apollo/dn_ints.c b/arch/m68k/apollo/dn_ints.c
index 9fe07803797b..4274af125998 100644
--- a/arch/m68k/apollo/dn_ints.c
+++ b/arch/m68k/apollo/dn_ints.c
@@ -6,7 +6,7 @@
 
 void dn_process_int(unsigned int irq, struct pt_regs *fp)
 {
-	m68k_handle_int(irq, fp);
+	__m68k_handle_int(irq, fp);
 
 	*(volatile unsigned char *)(pica)=0x20;
 	*(volatile unsigned char *)(picb)=0x20;
diff --git a/arch/m68k/atari/ataints.c b/arch/m68k/atari/ataints.c
index ece13cbf9950..7f812641790c 100644
--- a/arch/m68k/atari/ataints.c
+++ b/arch/m68k/atari/ataints.c
@@ -332,6 +332,9 @@ static void atari_shutdown_irq(unsigned int irq)
 	atari_disable_irq(irq);
 	atari_turnoff_irq(irq);
 	m68k_irq_shutdown(irq);
+
+	if (irq == IRQ_AUTO_4)
+	    vectors[VEC_INT4] = falcon_hblhandler;
 }
 
 static struct irq_controller atari_irq_controller = {
@@ -356,7 +359,7 @@ static struct irq_controller atari_irq_controller = {
 
 void __init atari_init_IRQ(void)
 {
-	m68k_setup_user_interrupt(VEC_USER, 192, NULL);
+	m68k_setup_user_interrupt(VEC_USER, NUM_ATARI_SOURCES - IRQ_USER, NULL);
 	m68k_setup_irq_controller(&atari_irq_controller, 1, NUM_ATARI_SOURCES - 1);
 
 	/* Initialize the MFP(s) */
@@ -403,8 +406,10 @@ void __init atari_init_IRQ(void)
 		 * gets overruns)
 		 */
 
-		if (!MACH_IS_HADES)
+		if (!MACH_IS_HADES) {
 			vectors[VEC_INT2] = falcon_hblhandler;
+			vectors[VEC_INT4] = falcon_hblhandler;
+		}
 	}
 
 	if (ATARIHW_PRESENT(PCM_8BIT) && ATARIHW_PRESENT(MICROWIRE)) {
diff --git a/arch/m68k/atari/config.c b/arch/m68k/atari/config.c
index b2079252a954..ca5cd4344e3d 100644
--- a/arch/m68k/atari/config.c
+++ b/arch/m68k/atari/config.c
@@ -62,7 +62,7 @@ static void atari_heartbeat( int on );
 #endif
 
 /* atari specific timer functions (in time.c) */
-extern void atari_sched_init(irqreturn_t (*)(int, void *, struct pt_regs *));
+extern void atari_sched_init(irq_handler_t );
 extern unsigned long atari_gettimeoffset (void);
 extern int atari_mste_hwclk (int, struct rtc_time *);
 extern int atari_tt_hwclk (int, struct rtc_time *);
diff --git a/arch/m68k/atari/stdma.c b/arch/m68k/atari/stdma.c
index 288f5e6a124e..d64b5804e980 100644
--- a/arch/m68k/atari/stdma.c
+++ b/arch/m68k/atari/stdma.c
@@ -44,7 +44,7 @@
 
 static int stdma_locked;			/* the semaphore */
 						/* int func to be called */
-static irqreturn_t (*stdma_isr)(int, void *, struct pt_regs *);
+static irq_handler_t stdma_isr;
 static void *stdma_isr_data;			/* data passed to isr */
 static DECLARE_WAIT_QUEUE_HEAD(stdma_wait);	/* wait queue for ST-DMA */
 
@@ -53,7 +53,7 @@ static DECLARE_WAIT_QUEUE_HEAD(stdma_wait);	/* wait queue for ST-DMA */
 
 /***************************** Prototypes *****************************/
 
-static irqreturn_t stdma_int (int irq, void *dummy, struct pt_regs *fp);
+static irqreturn_t stdma_int (int irq, void *dummy);
 
 /************************* End of Prototypes **************************/
 
@@ -75,8 +75,7 @@ static irqreturn_t stdma_int (int irq, void *dummy, struct pt_regs *fp);
  *
  */
 
-void stdma_lock(irqreturn_t (*handler)(int, void *, struct pt_regs *),
-		void *data)
+void stdma_lock(irq_handler_t handler, void *data)
 {
 	unsigned long flags;
 
@@ -188,9 +187,9 @@ void __init stdma_init(void)
  *
  */
 
-static irqreturn_t stdma_int(int irq, void *dummy, struct pt_regs *fp)
+static irqreturn_t stdma_int(int irq, void *dummy)
 {
   if (stdma_isr)
-      (*stdma_isr)(irq, stdma_isr_data, fp);
+      (*stdma_isr)(irq, stdma_isr_data);
   return IRQ_HANDLED;
 }
diff --git a/arch/m68k/atari/time.c b/arch/m68k/atari/time.c
index e79bbc94216d..e0d3c8bfb408 100644
--- a/arch/m68k/atari/time.c
+++ b/arch/m68k/atari/time.c
@@ -16,11 +16,12 @@
 #include <linux/init.h>
 #include <linux/rtc.h>
 #include <linux/bcd.h>
+#include <linux/delay.h>
 
 #include <asm/atariints.h>
 
 void __init
-atari_sched_init(irqreturn_t (*timer_routine)(int, void *, struct pt_regs *))
+atari_sched_init(irq_handler_t timer_routine)
 {
     /* set Timer C data Register */
     mfp.tim_dt_c = INT_TICKS;
@@ -212,8 +213,12 @@ int atari_tt_hwclk( int op, struct rtc_time *t )
      * additionally the RTC_SET bit is set to prevent an update cycle.
      */
 
-    while( RTC_READ(RTC_FREQ_SELECT) & RTC_UIP )
-        schedule_timeout_interruptible(HWCLK_POLL_INTERVAL);
+    while( RTC_READ(RTC_FREQ_SELECT) & RTC_UIP ) {
+	if (in_atomic() || irqs_disabled())
+	    mdelay(1);
+	else
+	    schedule_timeout_interruptible(HWCLK_POLL_INTERVAL);
+    }
 
     local_irq_save(flags);
     RTC_WRITE( RTC_CONTROL, ctrl | RTC_SET );
diff --git a/arch/m68k/bvme6000/config.c b/arch/m68k/bvme6000/config.c
index d1e916ae55a8..896ae3d3d919 100644
--- a/arch/m68k/bvme6000/config.c
+++ b/arch/m68k/bvme6000/config.c
@@ -38,7 +38,7 @@
 
 static void bvme6000_get_model(char *model);
 static int  bvme6000_get_hardware_list(char *buffer);
-extern void bvme6000_sched_init(irqreturn_t (*handler)(int, void *, struct pt_regs *));
+extern void bvme6000_sched_init(irq_handler_t handler);
 extern unsigned long bvme6000_gettimeoffset (void);
 extern int bvme6000_hwclk (int, struct rtc_time *);
 extern int bvme6000_set_clock_mmss (unsigned long);
@@ -52,7 +52,7 @@ static unsigned char bin2bcd (unsigned char b);
 /* Save tick handler routine pointer, will point to do_timer() in
  * kernel/sched.c, called via bvme6000_process_int() */
 
-static irqreturn_t (*tick_handler)(int, void *, struct pt_regs *);
+static irq_handler_t tick_handler;
 
 
 int bvme6000_parse_bootinfo(const struct bi_record *bi)
@@ -154,7 +154,7 @@ void __init config_bvme6000(void)
 }
 
 
-irqreturn_t bvme6000_abort_int (int irq, void *dev_id, struct pt_regs *fp)
+irqreturn_t bvme6000_abort_int (int irq, void *dev_id)
 {
         unsigned long *new = (unsigned long *)vectors;
         unsigned long *old = (unsigned long *)0xf8000000;
@@ -171,14 +171,14 @@ irqreturn_t bvme6000_abort_int (int irq, void *dev_id, struct pt_regs *fp)
 }
 
 
-static irqreturn_t bvme6000_timer_int (int irq, void *dev_id, struct pt_regs *fp)
+static irqreturn_t bvme6000_timer_int (int irq, void *dev_id)
 {
     volatile RtcPtr_t rtc = (RtcPtr_t)BVME_RTC_BASE;
     unsigned char msr = rtc->msr & 0xc0;
 
     rtc->msr = msr | 0x20;		/* Ack the interrupt */
 
-    return tick_handler(irq, dev_id, fp);
+    return tick_handler(irq, dev_id);
 }
 
 /*
@@ -190,7 +190,7 @@ static irqreturn_t bvme6000_timer_int (int irq, void *dev_id, struct pt_regs *fp
  * so divide by 8 to get the microsecond result.
  */
 
-void bvme6000_sched_init (irqreturn_t (*timer_routine)(int, void *, struct pt_regs *))
+void bvme6000_sched_init (irq_handler_t timer_routine)
 {
     volatile RtcPtr_t rtc = (RtcPtr_t)BVME_RTC_BASE;
     unsigned char msr = rtc->msr & 0xc0;
diff --git a/arch/m68k/hp300/time.c b/arch/m68k/hp300/time.c
index 7df05662b277..dd7c8a2583d3 100644
--- a/arch/m68k/hp300/time.c
+++ b/arch/m68k/hp300/time.c
@@ -36,15 +36,15 @@
 
 #define INTVAL ((10000 / 4) - 1)
 
-static irqreturn_t hp300_tick(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t hp300_tick(int irq, void *dev_id)
 {
 	unsigned long tmp;
-	irqreturn_t (*vector)(int, void *, struct pt_regs *) = dev_id;
+	irq_handler_t vector = dev_id;
 	in_8(CLOCKBASE + CLKSR);
 	asm volatile ("movpw %1@(5),%0" : "=d" (tmp) : "a" (CLOCKBASE));
 	/* Turn off the network and SCSI leds */
 	blinken_leds(0, 0xe0);
-	return vector(irq, NULL, regs);
+	return vector(irq, NULL);
 }
 
 unsigned long hp300_gettimeoffset(void)
@@ -63,7 +63,7 @@ unsigned long hp300_gettimeoffset(void)
   return (USECS_PER_JIFFY * ticks) / INTVAL;
 }
 
-void __init hp300_sched_init(irqreturn_t (*vector)(int, void *, struct pt_regs *))
+void __init hp300_sched_init(irq_handler_t vector)
 {
   out_8(CLOCKBASE + CLKCR2, 0x1);		/* select CR1 */
   out_8(CLOCKBASE + CLKCR1, 0x1);		/* reset */
diff --git a/arch/m68k/hp300/time.h b/arch/m68k/hp300/time.h
index 8ef9987b49ab..f5b3d098b0f5 100644
--- a/arch/m68k/hp300/time.h
+++ b/arch/m68k/hp300/time.h
@@ -1,4 +1,4 @@
-extern void hp300_sched_init(irqreturn_t (*vector)(int, void *, struct pt_regs *));
+extern void hp300_sched_init(irq_handler_t vector);
 extern unsigned long hp300_gettimeoffset (void);
 
 
diff --git a/arch/m68k/kernel/Makefile b/arch/m68k/kernel/Makefile
index dae609797dc0..1c9ecaa473d5 100644
--- a/arch/m68k/kernel/Makefile
+++ b/arch/m68k/kernel/Makefile
@@ -9,10 +9,11 @@ else
 endif
 extra-y	+= vmlinux.lds
 
-obj-y	:= entry.o process.o traps.o ints.o dma.o signal.o ptrace.o \
+obj-y	:= entry.o process.o traps.o ints.o signal.o ptrace.o \
 	   sys_m68k.o time.o semaphore.o setup.o m68k_ksyms.o
 
 obj-$(CONFIG_PCI)	+= bios32.o
 obj-$(CONFIG_MODULES)	+= module.o
+obj-y$(CONFIG_MMU_SUN3) += dma.o	# no, it's not a typo
 
 EXTRA_AFLAGS := -traditional
diff --git a/arch/m68k/kernel/dma.c b/arch/m68k/kernel/dma.c
index fc449f8b2045..9d4e4b5b6bd8 100644
--- a/arch/m68k/kernel/dma.c
+++ b/arch/m68k/kernel/dma.c
@@ -15,7 +15,7 @@
 #include <asm/scatterlist.h>
 
 void *dma_alloc_coherent(struct device *dev, size_t size,
-			 dma_addr_t *handle, int flag)
+			 dma_addr_t *handle, gfp_t flag)
 {
 	struct page *page, **map;
 	pgprot_t pgprot;
@@ -51,7 +51,7 @@ void *dma_alloc_coherent(struct device *dev, size_t size,
 		pgprot_val(pgprot) |= _PAGE_GLOBAL040 | _PAGE_NOCACHE_S;
 	else
 		pgprot_val(pgprot) |= _PAGE_NOCACHE030;
-	addr = vmap(map, size, flag, pgprot);
+	addr = vmap(map, size, VM_MAP, pgprot);
 	kfree(map);
 
 	return addr;
diff --git a/arch/m68k/kernel/entry.S b/arch/m68k/kernel/entry.S
index 9083c8b7659f..222ce4244564 100644
--- a/arch/m68k/kernel/entry.S
+++ b/arch/m68k/kernel/entry.S
@@ -205,7 +205,7 @@ ENTRY(auto_inthandler)
 	movel	%sp,%sp@-
 	movel	%d0,%sp@-		|  put vector # on stack
 auto_irqhandler_fixup = . + 2
-	jsr	m68k_handle_int		|  process the IRQ
+	jsr	__m68k_handle_int	|  process the IRQ
 	addql	#8,%sp			|  pop parameters off stack
 
 ret_from_interrupt:
@@ -239,7 +239,7 @@ user_irqvec_fixup = . + 2
 	movel	%sp,%sp@-
 	movel	%d0,%sp@-		|  put vector # on stack
 user_irqhandler_fixup = . + 2
-	jsr	m68k_handle_int		|  process the IRQ
+	jsr	__m68k_handle_int	|  process the IRQ
 	addql	#8,%sp			|  pop parameters off stack
 
 	subqb	#1,%curptr@(TASK_INFO+TINFO_PREEMPT+1)
@@ -706,4 +706,33 @@ sys_call_table:
 	.long sys_add_key
 	.long sys_request_key	/* 280 */
 	.long sys_keyctl
+	.long sys_ioprio_set
+	.long sys_ioprio_get
+	.long sys_inotify_init
+	.long sys_inotify_add_watch	/* 285 */
+	.long sys_inotify_rm_watch
+	.long sys_migrate_pages
+	.long sys_openat
+	.long sys_mkdirat
+	.long sys_mknodat		/* 290 */
+	.long sys_fchownat
+	.long sys_futimesat
+	.long sys_fstatat64
+	.long sys_unlinkat
+	.long sys_renameat		/* 295 */
+	.long sys_linkat
+	.long sys_symlinkat
+	.long sys_readlinkat
+	.long sys_fchmodat
+	.long sys_faccessat		/* 300 */
+	.long sys_ni_syscall		/* Reserved for pselect6 */
+	.long sys_ni_syscall		/* Reserved for ppoll */
+	.long sys_unshare
+	.long sys_set_robust_list
+	.long sys_get_robust_list	/* 305 */
+	.long sys_splice
+	.long sys_sync_file_range
+	.long sys_tee
+	.long sys_vmsplice
+	.long sys_move_pages		/* 310 */
 
diff --git a/arch/m68k/kernel/ints.c b/arch/m68k/kernel/ints.c
index b33e37fb7b0e..84aceca6c05c 100644
--- a/arch/m68k/kernel/ints.c
+++ b/arch/m68k/kernel/ints.c
@@ -39,6 +39,7 @@
 #include <asm/page.h>
 #include <asm/machdep.h>
 #include <asm/cacheflush.h>
+#include <asm/irq_regs.h>
 
 #ifdef CONFIG_Q40
 #include <asm/q40ints.h>
@@ -104,7 +105,7 @@ void __init init_IRQ(void)
  * @handler: called from auto vector interrupts
  *
  * setup the handler to be called from auto vector interrupts instead of the
- * standard m68k_handle_int(), it will be called with irq numbers in the range
+ * standard __m68k_handle_int(), it will be called with irq numbers in the range
  * from IRQ_AUTO_1 - IRQ_AUTO_7.
  */
 void __init m68k_setup_auto_interrupt(void (*handler)(unsigned int, struct pt_regs *))
@@ -123,7 +124,7 @@ void __init m68k_setup_auto_interrupt(void (*handler)(unsigned int, struct pt_re
  * setup user vector interrupts, this includes activating the specified range
  * of interrupts, only then these interrupts can be requested (note: this is
  * different from auto vector interrupts). An optional handler can be installed
- * to be called instead of the default m68k_handle_int(), it will be called
+ * to be called instead of the default __m68k_handle_int(), it will be called
  * with irq numbers starting from IRQ_USER.
  */
 void __init m68k_setup_user_interrupt(unsigned int vec, unsigned int cnt,
@@ -131,6 +132,7 @@ void __init m68k_setup_user_interrupt(unsigned int vec, unsigned int cnt,
 {
 	int i;
 
+	BUG_ON(IRQ_USER + cnt >= NR_IRQS);
 	m68k_first_user_vec = vec;
 	for (i = 0; i < cnt; i++)
 		irq_controller[IRQ_USER + i] = &user_irq_controller;
@@ -215,7 +217,7 @@ int setup_irq(unsigned int irq, struct irq_node *node)
 }
 
 int request_irq(unsigned int irq,
-		irqreturn_t (*handler) (int, void *, struct pt_regs *),
+		irq_handler_t handler,
 		unsigned long flags, const char *devname, void *dev_id)
 {
 	struct irq_node *node;
@@ -379,18 +381,25 @@ unsigned int irq_canonicalize(unsigned int irq)
 
 EXPORT_SYMBOL(irq_canonicalize);
 
-asmlinkage void m68k_handle_int(unsigned int irq, struct pt_regs *regs)
+asmlinkage void m68k_handle_int(unsigned int irq)
 {
 	struct irq_node *node;
-
 	kstat_cpu(0).irqs[irq]++;
 	node = irq_list[irq];
 	do {
-		node->handler(irq, node->dev_id, regs);
+		node->handler(irq, node->dev_id);
 		node = node->next;
 	} while (node);
 }
 
+asmlinkage void __m68k_handle_int(unsigned int irq, struct pt_regs *regs)
+{
+	struct pt_regs *old_regs;
+	old_regs = set_irq_regs(regs);
+	m68k_handle_int(irq);
+	set_irq_regs(old_regs);
+}
+
 asmlinkage void handle_badint(struct pt_regs *regs)
 {
 	kstat_cpu(0).irqs[0]++;
diff --git a/arch/m68k/kernel/m68k_ksyms.c b/arch/m68k/kernel/m68k_ksyms.c
index aff26a52167c..f9636e84e6a4 100644
--- a/arch/m68k/kernel/m68k_ksyms.c
+++ b/arch/m68k/kernel/m68k_ksyms.c
@@ -1,7 +1,6 @@
 #include <linux/module.h>
 #include <linux/linkage.h>
 #include <linux/sched.h>
-#include <linux/string.h>
 #include <linux/mm.h>
 #include <linux/user.h>
 #include <linux/elfcore.h>
@@ -53,9 +52,6 @@ EXPORT_SYMBOL(mach_beep);
 #endif
 EXPORT_SYMBOL(dump_fpu);
 EXPORT_SYMBOL(dump_thread);
-EXPORT_SYMBOL(strnlen);
-EXPORT_SYMBOL(strrchr);
-EXPORT_SYMBOL(strstr);
 EXPORT_SYMBOL(kernel_thread);
 #ifdef CONFIG_VME
 EXPORT_SYMBOL(vme_brdtype);
diff --git a/arch/m68k/kernel/setup.c b/arch/m68k/kernel/setup.c
index f2d7ee0ee18c..42d5b85f3350 100644
--- a/arch/m68k/kernel/setup.c
+++ b/arch/m68k/kernel/setup.c
@@ -64,7 +64,7 @@ static char m68k_command_line[CL_SIZE];
 
 char m68k_debug_device[6] = "";
 
-void (*mach_sched_init) (irqreturn_t (*handler)(int, void *, struct pt_regs *)) __initdata = NULL;
+void (*mach_sched_init) (irq_handler_t handler) __initdata = NULL;
 /* machine dependent irq functions */
 void (*mach_init_IRQ) (void) __initdata = NULL;
 void (*mach_get_model) (char *model);
diff --git a/arch/m68k/kernel/time.c b/arch/m68k/kernel/time.c
index 28b2fefa4513..2a599c3ed787 100644
--- a/arch/m68k/kernel/time.c
+++ b/arch/m68k/kernel/time.c
@@ -21,6 +21,7 @@
 
 #include <asm/machdep.h>
 #include <asm/io.h>
+#include <asm/irq_regs.h>
 
 #include <linux/time.h>
 #include <linux/timex.h>
@@ -37,13 +38,13 @@ static inline int set_rtc_mmss(unsigned long nowtime)
  * timer_interrupt() needs to keep up the real-time clock,
  * as well as call the "do_timer()" routine every clocktick
  */
-static irqreturn_t timer_interrupt(int irq, void *dummy, struct pt_regs * regs)
+static irqreturn_t timer_interrupt(int irq, void *dummy)
 {
 	do_timer(1);
 #ifndef CONFIG_SMP
-	update_process_times(user_mode(regs));
+	update_process_times(user_mode(get_irq_regs()));
 #endif
-	profile_tick(CPU_PROFILING, regs);
+	profile_tick(CPU_PROFILING);
 
 #ifdef CONFIG_HEARTBEAT
 	/* use power LED as a heartbeat instead -- much more useful
diff --git a/arch/m68k/lib/string.c b/arch/m68k/lib/string.c
index b92b89e1ea0c..891e1347bc4e 100644
--- a/arch/m68k/lib/string.c
+++ b/arch/m68k/lib/string.c
@@ -1,6 +1,19 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file COPYING in the main directory of this archive
+ * for more details.
+ */
+
+#define __IN_STRING_C
 
-#include <linux/types.h>
 #include <linux/module.h>
+#include <linux/string.h>
+
+char *strcpy(char *dest, const char *src)
+{
+	return __kernel_strcpy(dest, src);
+}
+EXPORT_SYMBOL(strcpy);
 
 void *memset(void *s, int c, size_t count)
 {
diff --git a/arch/m68k/lib/uaccess.c b/arch/m68k/lib/uaccess.c
index 1bc188c0d983..865f9fb9e686 100644
--- a/arch/m68k/lib/uaccess.c
+++ b/arch/m68k/lib/uaccess.c
@@ -84,7 +84,7 @@ unsigned long __generic_copy_to_user(void __user *to, const void *from,
 		"	.even\n"
 		"20:	lsl.l	#2,%0\n"
 		"50:	add.l	%5,%0\n"
-		"	jra	7b\n"
+		"	jra	8b\n"
 		"	.previous\n"
 		"\n"
 		"	.section __ex_table,\"a\"\n"
diff --git a/arch/m68k/mac/baboon.c b/arch/m68k/mac/baboon.c
index 6eaa881793d1..a1c7ec706741 100644
--- a/arch/m68k/mac/baboon.c
+++ b/arch/m68k/mac/baboon.c
@@ -25,7 +25,7 @@
 int baboon_present,baboon_active;
 volatile struct baboon *baboon;
 
-irqreturn_t baboon_irq(int, void *, struct pt_regs *);
+irqreturn_t baboon_irq(int, void *);
 
 #if 0
 extern int macide_ack_intr(struct ata_channel *);
@@ -64,7 +64,7 @@ void __init baboon_register_interrupts(void)
  * Baboon interrupt handler. This works a lot like a VIA.
  */
 
-irqreturn_t baboon_irq(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t baboon_irq(int irq, void *dev_id)
 {
 	int irq_bit,i;
 	unsigned char events;
@@ -81,7 +81,7 @@ irqreturn_t baboon_irq(int irq, void *dev_id, struct pt_regs *regs)
 	for (i = 0, irq_bit = 1 ; i < 3 ; i++, irq_bit <<= 1) {
 	        if (events & irq_bit/* & baboon_active*/) {
 			baboon_active &= ~irq_bit;
-			m68k_handle_int(IRQ_BABOON_0 + i, regs);
+			m68k_handle_int(IRQ_BABOON_0 + i);
 			baboon_active |= irq_bit;
 			baboon->mb_ifr &= ~irq_bit;
 		}
diff --git a/arch/m68k/mac/config.c b/arch/m68k/mac/config.c
index 85dda1095b1f..562b38d00180 100644
--- a/arch/m68k/mac/config.c
+++ b/arch/m68k/mac/config.c
@@ -72,7 +72,7 @@ extern int show_mac_interrupts(struct seq_file *, void *);
 extern void iop_preinit(void);
 extern void iop_init(void);
 extern void via_init(void);
-extern void via_init_clock(irqreturn_t (*func)(int, void *, struct pt_regs *));
+extern void via_init_clock(irq_handler_t func);
 extern void via_flush_cache(void);
 extern void oss_init(void);
 extern void psc_init(void);
@@ -88,7 +88,7 @@ extern void mac_debugging_long(int, long);
 
 static void mac_get_model(char *str);
 
-static void mac_sched_init(irqreturn_t (*vector)(int, void *, struct pt_regs *))
+static void mac_sched_init(irq_handler_t vector)
 {
 	via_init_clock(vector);
 }
diff --git a/arch/m68k/mac/iop.c b/arch/m68k/mac/iop.c
index bc657b1057a7..0cea21f58192 100644
--- a/arch/m68k/mac/iop.c
+++ b/arch/m68k/mac/iop.c
@@ -132,7 +132,7 @@ static int iop_get_proc_info(char *, char **, off_t, int);
 
 struct listener {
 	const char *devname;
-	void (*handler)(struct iop_msg *, struct pt_regs *);
+	void (*handler)(struct iop_msg *);
 };
 
 /*
@@ -152,7 +152,7 @@ static struct iop_msg iop_msg_pool[NUM_IOP_MSGS];
 static struct iop_msg *iop_send_queue[NUM_IOPS][NUM_IOP_CHAN];
 static struct listener iop_listeners[NUM_IOPS][NUM_IOP_CHAN];
 
-irqreturn_t iop_ism_irq(int, void *, struct pt_regs *);
+irqreturn_t iop_ism_irq(int, void *);
 
 extern void oss_irq_enable(int);
 
@@ -342,7 +342,7 @@ void __init iop_register_interrupts(void)
  */
 
 int iop_listen(uint iop_num, uint chan,
-		void (*handler)(struct iop_msg *, struct pt_regs *),
+		void (*handler)(struct iop_msg *),
 		const char *devname)
 {
 	if ((iop_num >= NUM_IOPS) || !iop_base[iop_num]) return -EINVAL;
@@ -407,7 +407,7 @@ static void iop_do_send(struct iop_msg *msg)
  * has gone into the IOP_MSG_COMPLETE state.
  */
 
-static void iop_handle_send(uint iop_num, uint chan, struct pt_regs *regs)
+static void iop_handle_send(uint iop_num, uint chan)
 {
 	volatile struct mac_iop *iop = iop_base[iop_num];
 	struct iop_msg *msg,*msg2;
@@ -426,7 +426,7 @@ static void iop_handle_send(uint iop_num, uint chan, struct pt_regs *regs)
 	for (i = 0 ; i < IOP_MSG_LEN ; i++, offset++) {
 		msg->reply[i] = iop_readb(iop, offset);
 	}
-	if (msg->handler) (*msg->handler)(msg, regs);
+	if (msg->handler) (*msg->handler)(msg);
 	msg2 = msg;
 	msg = msg->next;
 	iop_free_msg(msg2);
@@ -440,7 +440,7 @@ static void iop_handle_send(uint iop_num, uint chan, struct pt_regs *regs)
  * gone into the IOP_MSG_NEW state.
  */
 
-static void iop_handle_recv(uint iop_num, uint chan, struct pt_regs *regs)
+static void iop_handle_recv(uint iop_num, uint chan)
 {
 	volatile struct mac_iop *iop = iop_base[iop_num];
 	int i,offset;
@@ -468,7 +468,7 @@ static void iop_handle_recv(uint iop_num, uint chan, struct pt_regs *regs)
 	/* the message ourselves to avoid possible stalls.         */
 
 	if (msg->handler) {
-		(*msg->handler)(msg, regs);
+		(*msg->handler)(msg);
 	} else {
 #ifdef DEBUG_IOP
 		printk("iop_handle_recv: unclaimed message on iop %d channel %d\n", iop_num, chan);
@@ -492,7 +492,7 @@ static void iop_handle_recv(uint iop_num, uint chan, struct pt_regs *regs)
 
 int iop_send_message(uint iop_num, uint chan, void *privdata,
 		      uint msg_len, __u8 *msg_data,
-		      void (*handler)(struct iop_msg *, struct pt_regs *))
+		      void (*handler)(struct iop_msg *))
 {
 	struct iop_msg *msg, *q;
 
@@ -584,7 +584,7 @@ __u8 *iop_compare_code(uint iop_num, __u8 *code_start,
  * Handle an ISM IOP interrupt
  */
 
-irqreturn_t iop_ism_irq(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t iop_ism_irq(int irq, void *dev_id)
 {
 	uint iop_num = (uint) dev_id;
 	volatile struct mac_iop *iop = iop_base[iop_num];
@@ -608,7 +608,7 @@ irqreturn_t iop_ism_irq(int irq, void *dev_id, struct pt_regs *regs)
 			printk(" %02X", state);
 #endif
 			if (state == IOP_MSG_COMPLETE) {
-				iop_handle_send(iop_num, i, regs);
+				iop_handle_send(iop_num, i);
 			}
 		}
 #ifdef DEBUG_IOP
@@ -628,7 +628,7 @@ irqreturn_t iop_ism_irq(int irq, void *dev_id, struct pt_regs *regs)
 			printk(" %02X", state);
 #endif
 			if (state == IOP_MSG_NEW) {
-				iop_handle_recv(iop_num, i, regs);
+				iop_handle_recv(iop_num, i);
 			}
 		}
 #ifdef DEBUG_IOP
diff --git a/arch/m68k/mac/macints.c b/arch/m68k/mac/macints.c
index 694b14bb0de1..f6fcd754d8f6 100644
--- a/arch/m68k/mac/macints.c
+++ b/arch/m68k/mac/macints.c
@@ -133,6 +133,7 @@
 #include <asm/hwtest.h>
 #include <asm/errno.h>
 #include <asm/macints.h>
+#include <asm/irq_regs.h>
 
 #define DEBUG_SPURIOUS
 #define SHUTUP_SONIC
@@ -208,8 +209,8 @@ static void scc_irq_disable(unsigned int);
  * console_loglevel determines NMI handler function
  */
 
-irqreturn_t mac_nmi_handler(int, void *, struct pt_regs *);
-irqreturn_t mac_debug_handler(int, void *, struct pt_regs *);
+irqreturn_t mac_nmi_handler(int, void *);
+irqreturn_t mac_debug_handler(int, void *);
 
 /* #define DEBUG_MACINTS */
 
@@ -393,7 +394,7 @@ int mac_irq_pending(unsigned int irq)
 
 static int num_debug[8];
 
-irqreturn_t mac_debug_handler(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t mac_debug_handler(int irq, void *dev_id)
 {
 	if (num_debug[irq] < 10) {
 		printk("DEBUG: Unexpected IRQ %d\n", irq);
@@ -405,7 +406,7 @@ irqreturn_t mac_debug_handler(int irq, void *dev_id, struct pt_regs *regs)
 static int in_nmi;
 static volatile int nmi_hold;
 
-irqreturn_t mac_nmi_handler(int irq, void *dev_id, struct pt_regs *fp)
+irqreturn_t mac_nmi_handler(int irq, void *dev_id)
 {
 	int i;
 	/*
@@ -432,6 +433,7 @@ irqreturn_t mac_nmi_handler(int irq, void *dev_id, struct pt_regs *fp)
 
 	if (console_loglevel >= 8) {
 #if 0
+		struct pt_regs *fp = get_irq_regs();
 		show_state();
 		printk("PC: %08lx\nSR: %04x  SP: %p\n", fp->pc, fp->sr, fp);
 		printk("d0: %08lx    d1: %08lx    d2: %08lx    d3: %08lx\n",
@@ -479,7 +481,7 @@ static void scc_irq_disable(unsigned int irq)
  * here is cleaner than hacking it into drivers/char/macserial.c.
  */
 
-void mac_scc_dispatch(int irq, void *dev_id, struct pt_regs *regs)
+void mac_scc_dispatch(int irq, void *dev_id)
 {
 	volatile unsigned char *scc = (unsigned char *) mac_bi_data.sccbase + 2;
 	unsigned char reg;
@@ -504,7 +506,7 @@ void mac_scc_dispatch(int irq, void *dev_id, struct pt_regs *regs)
 	/* pretty much kill the system.                 */
 
 	if (reg & 0x38)
-		m68k_handle_int(IRQ_SCCA, regs);
+		m68k_handle_int(IRQ_SCCA);
 	if (reg & 0x07)
-		m68k_handle_int(IRQ_SCCB, regs);
+		m68k_handle_int(IRQ_SCCB);
 }
diff --git a/arch/m68k/mac/oss.c b/arch/m68k/mac/oss.c
index 63e04365191f..63690819565a 100644
--- a/arch/m68k/mac/oss.c
+++ b/arch/m68k/mac/oss.c
@@ -30,11 +30,11 @@
 int oss_present;
 volatile struct mac_oss *oss;
 
-irqreturn_t oss_irq(int, void *, struct pt_regs *);
-irqreturn_t oss_nubus_irq(int, void *, struct pt_regs *);
+irqreturn_t oss_irq(int, void *);
+irqreturn_t oss_nubus_irq(int, void *);
 
-extern irqreturn_t via1_irq(int, void *, struct pt_regs *);
-extern irqreturn_t mac_scc_dispatch(int, void *, struct pt_regs *);
+extern irqreturn_t via1_irq(int, void *);
+extern irqreturn_t mac_scc_dispatch(int, void *);
 
 /*
  * Initialize the OSS
@@ -92,7 +92,7 @@ void __init oss_nubus_init(void)
  * and SCSI; everything else is routed to its own autovector IRQ.
  */
 
-irqreturn_t oss_irq(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t oss_irq(int irq, void *dev_id)
 {
 	int events;
 
@@ -113,7 +113,7 @@ irqreturn_t oss_irq(int irq, void *dev_id, struct pt_regs *regs)
 		oss->irq_pending &= ~OSS_IP_SOUND;
 	} else if (events & OSS_IP_SCSI) {
 		oss->irq_level[OSS_SCSI] = OSS_IRQLEV_DISABLED;
-		m68k_handle_int(IRQ_MAC_SCSI, regs);
+		m68k_handle_int(IRQ_MAC_SCSI);
 		oss->irq_pending &= ~OSS_IP_SCSI;
 		oss->irq_level[OSS_SCSI] = OSS_IRQLEV_SCSI;
 	} else {
@@ -128,7 +128,7 @@ irqreturn_t oss_irq(int irq, void *dev_id, struct pt_regs *regs)
  * Unlike the VIA/RBV this is on its own autovector interrupt level.
  */
 
-irqreturn_t oss_nubus_irq(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t oss_nubus_irq(int irq, void *dev_id)
 {
 	int events, irq_bit, i;
 
@@ -146,7 +146,7 @@ irqreturn_t oss_nubus_irq(int irq, void *dev_id, struct pt_regs *regs)
 	for (i = 0, irq_bit = 1 ; i < 6 ; i++, irq_bit <<= 1) {
 		if (events & irq_bit) {
 			oss->irq_level[i] = OSS_IRQLEV_DISABLED;
-			m68k_handle_int(NUBUS_SOURCE_BASE + i, regs);
+			m68k_handle_int(NUBUS_SOURCE_BASE + i);
 			oss->irq_pending &= ~irq_bit;
 			oss->irq_level[i] = OSS_IRQLEV_NUBUS;
 		}
diff --git a/arch/m68k/mac/psc.c b/arch/m68k/mac/psc.c
index e26218091755..15378a5878c9 100644
--- a/arch/m68k/mac/psc.c
+++ b/arch/m68k/mac/psc.c
@@ -30,7 +30,7 @@
 int psc_present;
 volatile __u8 *psc;
 
-irqreturn_t psc_irq(int, void *, struct pt_regs *);
+irqreturn_t psc_irq(int, void *);
 
 /*
  * Debugging dump, used in various places to see what's going on.
@@ -127,7 +127,7 @@ void __init psc_register_interrupts(void)
  * PSC interrupt handler. It's a lot like the VIA interrupt handler.
  */
 
-irqreturn_t psc_irq(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t psc_irq(int irq, void *dev_id)
 {
 	int pIFR	= pIFRbase + ((int) dev_id);
 	int pIER	= pIERbase + ((int) dev_id);
@@ -149,7 +149,7 @@ irqreturn_t psc_irq(int irq, void *dev_id, struct pt_regs *regs)
 	for (i = 0, irq_bit = 1 ; i < 4 ; i++, irq_bit <<= 1) {
 	        if (events & irq_bit) {
 			psc_write_byte(pIER, irq_bit);
-			m68k_handle_int(base_irq + i, regs);
+			m68k_handle_int(base_irq + i);
 			psc_write_byte(pIFR, irq_bit);
 			psc_write_byte(pIER, irq_bit | 0x80);
 		}
diff --git a/arch/m68k/mac/via.c b/arch/m68k/mac/via.c
index c4aa345d544e..e27735be2924 100644
--- a/arch/m68k/mac/via.c
+++ b/arch/m68k/mac/via.c
@@ -63,14 +63,14 @@ static int gIER,gIFR,gBufA,gBufB;
 static int  nubus_active;
 
 void via_debug_dump(void);
-irqreturn_t via1_irq(int, void *, struct pt_regs *);
-irqreturn_t via2_irq(int, void *, struct pt_regs *);
-irqreturn_t via_nubus_irq(int, void *, struct pt_regs *);
+irqreturn_t via1_irq(int, void *);
+irqreturn_t via2_irq(int, void *);
+irqreturn_t via_nubus_irq(int, void *);
 void via_irq_enable(int irq);
 void via_irq_disable(int irq);
 void via_irq_clear(int irq);
 
-extern irqreturn_t mac_scc_dispatch(int, void *, struct pt_regs *);
+extern irqreturn_t mac_scc_dispatch(int, void *);
 extern int oss_present;
 
 /*
@@ -235,7 +235,7 @@ void __init via_init(void)
  * Start the 100 Hz clock
  */
 
-void __init via_init_clock(irqreturn_t (*func)(int, void *, struct pt_regs *))
+void __init via_init_clock(irq_handler_t func)
 {
 	via1[vACR] |= 0x40;
 	via1[vT1LL] = MAC_CLOCK_LOW;
@@ -412,7 +412,7 @@ void __init via_nubus_init(void)
  * the machspec interrupt number after clearing the interrupt.
  */
 
-irqreturn_t via1_irq(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t via1_irq(int irq, void *dev_id)
 {
 	int irq_bit, i;
 	unsigned char events, mask;
@@ -424,7 +424,7 @@ irqreturn_t via1_irq(int irq, void *dev_id, struct pt_regs *regs)
 	for (i = 0, irq_bit = 1 ; i < 7 ; i++, irq_bit <<= 1)
 		if (events & irq_bit) {
 			via1[vIER] = irq_bit;
-			m68k_handle_int(VIA1_SOURCE_BASE + i, regs);
+			m68k_handle_int(VIA1_SOURCE_BASE + i);
 			via1[vIFR] = irq_bit;
 			via1[vIER] = irq_bit | 0x80;
 		}
@@ -439,14 +439,14 @@ irqreturn_t via1_irq(int irq, void *dev_id, struct pt_regs *regs)
 		/* No, it won't be set. that's why we're doing this. */
 		via_irq_disable(IRQ_MAC_NUBUS);
 		via_irq_clear(IRQ_MAC_NUBUS);
-		m68k_handle_int(IRQ_MAC_NUBUS, regs);
+		m68k_handle_int(IRQ_MAC_NUBUS);
 		via_irq_enable(IRQ_MAC_NUBUS);
 	}
 #endif
 	return IRQ_HANDLED;
 }
 
-irqreturn_t via2_irq(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t via2_irq(int irq, void *dev_id)
 {
 	int irq_bit, i;
 	unsigned char events, mask;
@@ -459,7 +459,7 @@ irqreturn_t via2_irq(int irq, void *dev_id, struct pt_regs *regs)
 		if (events & irq_bit) {
 			via2[gIER] = irq_bit;
 			via2[gIFR] = irq_bit | rbv_clear;
-			m68k_handle_int(VIA2_SOURCE_BASE + i, regs);
+			m68k_handle_int(VIA2_SOURCE_BASE + i);
 			via2[gIER] = irq_bit | 0x80;
 		}
 	return IRQ_HANDLED;
@@ -470,7 +470,7 @@ irqreturn_t via2_irq(int irq, void *dev_id, struct pt_regs *regs)
  * VIA2 dispatcher as a fast interrupt handler.
  */
 
-irqreturn_t via_nubus_irq(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t via_nubus_irq(int irq, void *dev_id)
 {
 	int irq_bit, i;
 	unsigned char events;
@@ -481,7 +481,7 @@ irqreturn_t via_nubus_irq(int irq, void *dev_id, struct pt_regs *regs)
 	for (i = 0, irq_bit = 1 ; i < 7 ; i++, irq_bit <<= 1) {
 		if (events & irq_bit) {
 			via_irq_disable(NUBUS_SOURCE_BASE + i);
-			m68k_handle_int(NUBUS_SOURCE_BASE + i, regs);
+			m68k_handle_int(NUBUS_SOURCE_BASE + i);
 			via_irq_enable(NUBUS_SOURCE_BASE + i);
 		}
 	}
diff --git a/arch/m68k/mvme147/config.c b/arch/m68k/mvme147/config.c
index 0cd0e5bddcee..4a7df9c3f85a 100644
--- a/arch/m68k/mvme147/config.c
+++ b/arch/m68k/mvme147/config.c
@@ -38,7 +38,7 @@
 
 static void mvme147_get_model(char *model);
 static int  mvme147_get_hardware_list(char *buffer);
-extern void mvme147_sched_init(irqreturn_t (*handler)(int, void *, struct pt_regs *));
+extern void mvme147_sched_init(irq_handler_t handler);
 extern unsigned long mvme147_gettimeoffset (void);
 extern int mvme147_hwclk (int, struct rtc_time *);
 extern int mvme147_set_clock_mmss (unsigned long);
@@ -51,7 +51,7 @@ static int bcd2int (unsigned char b);
 /* Save tick handler routine pointer, will point to do_timer() in
  * kernel/sched.c, called via mvme147_process_int() */
 
-irqreturn_t (*tick_handler)(int, void *, struct pt_regs *);
+irq_handler_t tick_handler;
 
 
 int mvme147_parse_bootinfo(const struct bi_record *bi)
@@ -114,15 +114,15 @@ void __init config_mvme147(void)
 
 /* Using pcc tick timer 1 */
 
-static irqreturn_t mvme147_timer_int (int irq, void *dev_id, struct pt_regs *fp)
+static irqreturn_t mvme147_timer_int (int irq, void *dev_id)
 {
 	m147_pcc->t1_int_cntrl = PCC_TIMER_INT_CLR;
 	m147_pcc->t1_int_cntrl = PCC_INT_ENAB|PCC_LEVEL_TIMER1;
-	return tick_handler(irq, dev_id, fp);
+	return tick_handler(irq, dev_id);
 }
 
 
-void mvme147_sched_init (irqreturn_t (*timer_routine)(int, void *, struct pt_regs *))
+void mvme147_sched_init (irq_handler_t timer_routine)
 {
 	tick_handler = timer_routine;
 	request_irq (PCC_IRQ_TIMER1, mvme147_timer_int,
diff --git a/arch/m68k/mvme16x/config.c b/arch/m68k/mvme16x/config.c
index ce2727ed1bc0..c829ebb6b1af 100644
--- a/arch/m68k/mvme16x/config.c
+++ b/arch/m68k/mvme16x/config.c
@@ -42,7 +42,7 @@ static MK48T08ptr_t volatile rtc = (MK48T08ptr_t)MVME_RTC_BASE;
 
 static void mvme16x_get_model(char *model);
 static int  mvme16x_get_hardware_list(char *buffer);
-extern void mvme16x_sched_init(irqreturn_t (*handler)(int, void *, struct pt_regs *));
+extern void mvme16x_sched_init(irq_handler_t handler);
 extern unsigned long mvme16x_gettimeoffset (void);
 extern int mvme16x_hwclk (int, struct rtc_time *);
 extern int mvme16x_set_clock_mmss (unsigned long);
@@ -54,7 +54,7 @@ int bcd2int (unsigned char b);
 /* Save tick handler routine pointer, will point to do_timer() in
  * kernel/sched.c, called via mvme16x_process_int() */
 
-static irqreturn_t (*tick_handler)(int, void *, struct pt_regs *);
+static irq_handler_t tick_handler;
 
 
 unsigned short mvme16x_config;
@@ -190,7 +190,7 @@ void __init config_mvme16x(void)
     }
 }
 
-static irqreturn_t mvme16x_abort_int (int irq, void *dev_id, struct pt_regs *fp)
+static irqreturn_t mvme16x_abort_int (int irq, void *dev_id)
 {
 	p_bdid p = &mvme_bdid;
 	unsigned long *new = (unsigned long *)vectors;
@@ -218,13 +218,13 @@ static irqreturn_t mvme16x_abort_int (int irq, void *dev_id, struct pt_regs *fp)
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t mvme16x_timer_int (int irq, void *dev_id, struct pt_regs *fp)
+static irqreturn_t mvme16x_timer_int (int irq, void *dev_id)
 {
     *(volatile unsigned char *)0xfff4201b |= 8;
-    return tick_handler(irq, dev_id, fp);
+    return tick_handler(irq, dev_id);
 }
 
-void mvme16x_sched_init (irqreturn_t (*timer_routine)(int, void *, struct pt_regs *))
+void mvme16x_sched_init (irq_handler_t timer_routine)
 {
     p_bdid p = &mvme_bdid;
     int irq;
diff --git a/arch/m68k/q40/config.c b/arch/m68k/q40/config.c
index 9a1827876408..92f873cc7060 100644
--- a/arch/m68k/q40/config.c
+++ b/arch/m68k/q40/config.c
@@ -39,7 +39,7 @@ extern irqreturn_t q40_process_int (int level, struct pt_regs *regs);
 extern void q40_init_IRQ (void);
 static void q40_get_model(char *model);
 static int  q40_get_hardware_list(char *buffer);
-extern void q40_sched_init(irqreturn_t (*handler)(int, void *, struct pt_regs *));
+extern void q40_sched_init(irq_handler_t handler);
 
 extern unsigned long q40_gettimeoffset (void);
 extern int q40_hwclk (int, struct rtc_time *);
diff --git a/arch/m68k/q40/q40ints.c b/arch/m68k/q40/q40ints.c
index 472f41c4158b..31cc07d8cec4 100644
--- a/arch/m68k/q40/q40ints.c
+++ b/arch/m68k/q40/q40ints.c
@@ -125,9 +125,9 @@ void q40_mksound(unsigned int hz, unsigned int ticks)
 	sound_ticks = ticks << 1;
 }
 
-static irqreturn_t (*q40_timer_routine)(int, void *, struct pt_regs *);
+static irq_handler_t q40_timer_routine;
 
-static irqreturn_t q40_timer_int (int irq, void * dev, struct pt_regs * regs)
+static irqreturn_t q40_timer_int (int irq, void * dev)
 {
 	ql_ticks = ql_ticks ? 0 : 1;
 	if (sound_ticks) {
@@ -138,11 +138,11 @@ static irqreturn_t q40_timer_int (int irq, void * dev, struct pt_regs * regs)
 	}
 
 	if (!ql_ticks)
-		q40_timer_routine(irq, dev, regs);
+		q40_timer_routine(irq, dev);
 	return IRQ_HANDLED;
 }
 
-void q40_sched_init (irqreturn_t (*timer_routine)(int, void *, struct pt_regs *))
+void q40_sched_init (irq_handler_t timer_routine)
 {
 	int timer_irq;
 
@@ -218,11 +218,11 @@ static void q40_irq_handler(unsigned int irq, struct pt_regs *fp)
 	switch (irq) {
 	case 4:
 	case 6:
-		m68k_handle_int(Q40_IRQ_SAMPLE, fp);
+		__m68k_handle_int(Q40_IRQ_SAMPLE, fp);
 		return;
 	}
 	if (mir & Q40_IRQ_FRAME_MASK) {
-		m68k_handle_int(Q40_IRQ_FRAME, fp);
+		__m68k_handle_int(Q40_IRQ_FRAME, fp);
 		master_outb(-1, FRAME_CLEAR_REG);
 	}
 	if ((mir & Q40_IRQ_SER_MASK) || (mir & Q40_IRQ_EXT_MASK)) {
@@ -257,7 +257,7 @@ static void q40_irq_handler(unsigned int irq, struct pt_regs *fp)
 					goto iirq;
 				}
 				q40_state[irq] |= IRQ_INPROGRESS;
-				m68k_handle_int(irq, fp);
+				__m68k_handle_int(irq, fp);
 				q40_state[irq] &= ~IRQ_INPROGRESS;
 
 				/* naively enable everything, if that fails than    */
@@ -288,7 +288,7 @@ static void q40_irq_handler(unsigned int irq, struct pt_regs *fp)
 	mir = master_inb(IIRQ_REG);
 	/* should test whether keyboard irq is really enabled, doing it in defhand */
 	if (mir & Q40_IRQ_KEYB_MASK)
-		m68k_handle_int(Q40_IRQ_KEYBOARD, fp);
+		__m68k_handle_int(Q40_IRQ_KEYBOARD, fp);
 
 	return;
 }
diff --git a/arch/m68k/sun3/config.c b/arch/m68k/sun3/config.c
index d09d03b3d956..4851b8437a87 100644
--- a/arch/m68k/sun3/config.c
+++ b/arch/m68k/sun3/config.c
@@ -35,7 +35,7 @@ extern char _text, _end;
 char sun3_reserved_pmeg[SUN3_PMEGS_NUM];
 
 extern unsigned long sun3_gettimeoffset(void);
-extern void sun3_sched_init(irqreturn_t (*handler)(int, void *, struct pt_regs *));
+extern void sun3_sched_init(irq_handler_t handler);
 extern void sun3_get_model (char* model);
 extern void idprom_init (void);
 extern int sun3_hwclk(int set, struct rtc_time *t);
@@ -162,7 +162,7 @@ void __init config_sun3(void)
 	sun3_bootmem_alloc(memory_start, memory_end);
 }
 
-void __init sun3_sched_init(irqreturn_t (*timer_routine)(int, void *, struct pt_regs *))
+void __init sun3_sched_init(irq_handler_t timer_routine)
 {
 	sun3_disable_interrupts();
         intersil_clock->cmd_reg=(INTERSIL_RUN|INTERSIL_INT_DISABLE|INTERSIL_24H_MODE);
diff --git a/arch/m68k/sun3/sun3ints.c b/arch/m68k/sun3/sun3ints.c
index dc4ea7e074a6..baf74e8de8b5 100644
--- a/arch/m68k/sun3/sun3ints.c
+++ b/arch/m68k/sun3/sun3ints.c
@@ -15,6 +15,7 @@
 #include <asm/intersil.h>
 #include <asm/oplib.h>
 #include <asm/sun3ints.h>
+#include <asm/irq_regs.h>
 #include <linux/seq_file.h>
 
 extern void sun3_leds (unsigned char);
@@ -48,7 +49,7 @@ void sun3_disable_irq(unsigned int irq)
 	*sun3_intreg &= ~(1 << irq);
 }
 
-static irqreturn_t sun3_int7(int irq, void *dev_id, struct pt_regs *fp)
+static irqreturn_t sun3_int7(int irq, void *dev_id)
 {
 	*sun3_intreg |=  (1 << irq);
 	if (!(kstat_cpu(0).irqs[irq] % 2000))
@@ -56,7 +57,7 @@ static irqreturn_t sun3_int7(int irq, void *dev_id, struct pt_regs *fp)
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t sun3_int5(int irq, void *dev_id, struct pt_regs *fp)
+static irqreturn_t sun3_int5(int irq, void *dev_id)
 {
 #ifdef CONFIG_SUN3
 	intersil_clear();
@@ -67,14 +68,14 @@ static irqreturn_t sun3_int5(int irq, void *dev_id, struct pt_regs *fp)
 #endif
         do_timer(1);
 #ifndef CONFIG_SMP
-	update_process_times(user_mode(fp));
+	update_process_times(user_mode(get_irq_regs()));
 #endif
         if (!(kstat_cpu(0).irqs[irq] % 20))
                 sun3_leds(led_pattern[(kstat_cpu(0).irqs[irq] % 160) / 20]);
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t sun3_vec255(int irq, void *dev_id, struct pt_regs *fp)
+static irqreturn_t sun3_vec255(int irq, void *dev_id)
 {
 //	intersil_clear();
 	return IRQ_HANDLED;
@@ -84,7 +85,7 @@ static void sun3_inthandle(unsigned int irq, struct pt_regs *fp)
 {
         *sun3_intreg &= ~(1 << irq);
 
-	m68k_handle_int(irq, fp);
+	__m68k_handle_int(irq, fp);
 }
 
 static struct irq_controller sun3_irq_controller = {
diff --git a/arch/m68k/sun3x/time.c b/arch/m68k/sun3x/time.c
index 6f4204fbecd7..f5eaafb00d21 100644
--- a/arch/m68k/sun3x/time.c
+++ b/arch/m68k/sun3x/time.c
@@ -90,7 +90,7 @@ static void sun3x_timer_tick(int irq, void *dev_id, struct pt_regs *regs)
 }
 #endif
 
-void __init sun3x_sched_init(irqreturn_t (*vector)(int, void *, struct pt_regs *))
+void __init sun3x_sched_init(irq_handler_t vector)
 {
 
 	sun3_disable_interrupts();
diff --git a/arch/m68k/sun3x/time.h b/arch/m68k/sun3x/time.h
index e7e43b4ec4a1..6909e1297534 100644
--- a/arch/m68k/sun3x/time.h
+++ b/arch/m68k/sun3x/time.h
@@ -3,7 +3,7 @@
 
 extern int sun3x_hwclk(int set, struct rtc_time *t);
 unsigned long sun3x_gettimeoffset (void);
-void sun3x_sched_init(irqreturn_t (*vector)(int, void *, struct pt_regs *));
+void sun3x_sched_init(irq_handler_t vector);
 
 struct mostek_dt {
 	volatile unsigned char csr;
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 8a49884bd5ec..14af6cce2fa2 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -1010,11 +1010,6 @@ endchoice
 config ARC32
 	bool
 
-config AU1X00_USB_DEVICE
-	bool
-	depends on MIPS_PB1500 || MIPS_PB1100 || MIPS_PB1000
-	default n
-
 config BOOT_ELF32
 	bool
 
@@ -1465,10 +1460,8 @@ config MIPS_MT_DISABLED
 	  the option of an MT-enabled processor this option will be the only
 	  option in this menu.
 
-config MIPS_MT_SMTC
-	bool "SMTC: Use all TCs on all VPEs for SMP"
-	depends on CPU_MIPS32_R2
-	#depends on CPU_MIPS64_R2		# once there is hardware ...
+config MIPS_MT_SMP
+	bool "Use 1 TC on each available VPE for SMP"
 	depends on SYS_SUPPORTS_MULTITHREADING
 	select CPU_MIPSR2_IRQ_VI
 	select CPU_MIPSR2_SRS
@@ -1476,11 +1469,13 @@ config MIPS_MT_SMTC
 	select SMP
 	select SYS_SUPPORTS_SMP
 	help
-	  This is a kernel model which is known a SMTC or lately has been
-	  marketesed into SMVP.
+	  This is a kernel model which is also known a VSMP or lately
+	  has been marketesed into SMVP.
 
-config MIPS_MT_SMP
-	bool "Use 1 TC on each available VPE for SMP"
+config MIPS_MT_SMTC
+	bool "SMTC: Use all TCs on all VPEs for SMP"
+	depends on CPU_MIPS32_R2
+	#depends on CPU_MIPS64_R2		# once there is hardware ...
 	depends on SYS_SUPPORTS_MULTITHREADING
 	select CPU_MIPSR2_IRQ_VI
 	select CPU_MIPSR2_SRS
@@ -1488,8 +1483,8 @@ config MIPS_MT_SMP
 	select SMP
 	select SYS_SUPPORTS_SMP
 	help
-	  This is a kernel model which is also known a VSMP or lately
-	  has been marketesed into SMVP.
+	  This is a kernel model which is known a SMTC or lately has been
+	  marketesed into SMVP.
 
 config MIPS_VPE_LOADER
 	bool "VPE loader support."
diff --git a/arch/mips/au1000/common/Makefile b/arch/mips/au1000/common/Makefile
index bf682f50b859..4c35525edb4f 100644
--- a/arch/mips/au1000/common/Makefile
+++ b/arch/mips/au1000/common/Makefile
@@ -10,6 +10,5 @@ obj-y += prom.o irq.o puts.o time.o reset.o \
 	au1xxx_irqmap.o clocks.o platform.o power.o setup.o \
 	sleeper.o cputable.o dma.o dbdma.o gpio.o
 
-obj-$(CONFIG_AU1X00_USB_DEVICE)	+= usbdev.o
 obj-$(CONFIG_KGDB)		+= dbg_io.o
 obj-$(CONFIG_PCI)		+= pci.o
diff --git a/arch/mips/au1000/common/dma.c b/arch/mips/au1000/common/dma.c
index fb7c47c1585d..c78260d4e837 100644
--- a/arch/mips/au1000/common/dma.c
+++ b/arch/mips/au1000/common/dma.c
@@ -160,7 +160,7 @@ void dump_au1000_dma_channel(unsigned int dmanr)
  * Requests the DMA done IRQ if irqhandler != NULL.
  */
 int request_au1000_dma(int dev_id, const char *dev_str,
-		       irqreturn_t (*irqhandler)(int, void *, struct pt_regs *),
+		       irq_handler_t irqhandler,
 		       unsigned long irqflags,
 		       void *irq_dev_id)
 {
diff --git a/arch/mips/au1000/common/irq.c b/arch/mips/au1000/common/irq.c
index 316722ee8cf5..2abe132bb07d 100644
--- a/arch/mips/au1000/common/irq.c
+++ b/arch/mips/au1000/common/irq.c
@@ -67,7 +67,7 @@
 
 extern void set_debug_traps(void);
 extern irq_cpustat_t irq_stat [NR_CPUS];
-extern void mips_timer_interrupt(struct pt_regs *regs);
+extern void mips_timer_interrupt(void);
 
 static void setup_local_irq(unsigned int irq, int type, int int_req);
 static unsigned int startup_irq(unsigned int irq);
@@ -81,10 +81,6 @@ inline void local_disable_irq(unsigned int irq_nr);
 
 void	(*board_init_irq)(void);
 
-#ifdef CONFIG_PM
-extern irqreturn_t counter0_irq(int irq, void *dev_id, struct pt_regs *regs);
-#endif
-
 static DEFINE_SPINLOCK(irq_lock);
 
 
@@ -292,7 +288,7 @@ static struct irq_chip level_irq_type = {
 };
 
 #ifdef CONFIG_PM
-void startup_match20_interrupt(irqreturn_t (*handler)(int, void *, struct pt_regs *))
+void startup_match20_interrupt(irq_handler_t handler)
 {
 	struct irq_desc *desc = &irq_desc[AU1000_TOY_MATCH2_INT];
 
@@ -501,14 +497,15 @@ void __init arch_init_irq(void)
  * intcX_reqX_irqdispatch().
  */
 
-void intc0_req0_irqdispatch(struct pt_regs *regs)
+static void intc0_req0_irqdispatch(void)
 {
 	int irq = 0;
 	static unsigned long intc0_req0 = 0;
 
 	intc0_req0 |= au_readl(IC0_REQ0INT);
 
-	if (!intc0_req0) return;
+	if (!intc0_req0)
+		return;
 #ifdef AU1000_USB_DEV_REQ_INT
 	/*
 	 * Because of the tight timing of SETUP token to reply
@@ -517,28 +514,29 @@ void intc0_req0_irqdispatch(struct pt_regs *regs)
 	 */
 	if ((intc0_req0 & (1<<AU1000_USB_DEV_REQ_INT))) {
 		intc0_req0 &= ~(1<<AU1000_USB_DEV_REQ_INT);
-		do_IRQ(AU1000_USB_DEV_REQ_INT, regs);
+		do_IRQ(AU1000_USB_DEV_REQ_INT);
 		return;
 	}
 #endif
 	irq = au_ffs(intc0_req0) - 1;
 	intc0_req0 &= ~(1<<irq);
-	do_IRQ(irq, regs);
+	do_IRQ(irq);
 }
 
 
-void intc0_req1_irqdispatch(struct pt_regs *regs)
+static void intc0_req1_irqdispatch(void)
 {
 	int irq = 0;
 	static unsigned long intc0_req1 = 0;
 
 	intc0_req1 |= au_readl(IC0_REQ1INT);
 
-	if (!intc0_req1) return;
+	if (!intc0_req1)
+		return;
 
 	irq = au_ffs(intc0_req1) - 1;
 	intc0_req1 &= ~(1<<irq);
-	do_IRQ(irq, regs);
+	do_IRQ(irq);
 }
 
 
@@ -546,35 +544,37 @@ void intc0_req1_irqdispatch(struct pt_regs *regs)
  * Interrupt Controller 1:
  * interrupts 32 - 63
  */
-void intc1_req0_irqdispatch(struct pt_regs *regs)
+static void intc1_req0_irqdispatch(void)
 {
 	int irq = 0;
 	static unsigned long intc1_req0 = 0;
 
 	intc1_req0 |= au_readl(IC1_REQ0INT);
 
-	if (!intc1_req0) return;
+	if (!intc1_req0)
+		return;
 
 	irq = au_ffs(intc1_req0) - 1;
 	intc1_req0 &= ~(1<<irq);
 	irq += 32;
-	do_IRQ(irq, regs);
+	do_IRQ(irq);
 }
 
 
-void intc1_req1_irqdispatch(struct pt_regs *regs)
+static void intc1_req1_irqdispatch(void)
 {
 	int irq = 0;
 	static unsigned long intc1_req1 = 0;
 
 	intc1_req1 |= au_readl(IC1_REQ1INT);
 
-	if (!intc1_req1) return;
+	if (!intc1_req1)
+		return;
 
 	irq = au_ffs(intc1_req1) - 1;
 	intc1_req1 &= ~(1<<irq);
 	irq += 32;
-	do_IRQ(irq, regs);
+	do_IRQ(irq);
 }
 
 #ifdef CONFIG_PM
@@ -660,20 +660,20 @@ restore_au1xxx_intctl(void)
 }
 #endif /* CONFIG_PM */
 
-asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+asmlinkage void plat_irq_dispatch(void)
 {
 	unsigned int pending = read_c0_status() & read_c0_cause() & ST0_IM;
 
 	if (pending & CAUSEF_IP7)
-		mips_timer_interrupt(regs);
+		mips_timer_interrupt();
 	else if (pending & CAUSEF_IP2)
-		intc0_req0_irqdispatch(regs);
+		intc0_req0_irqdispatch();
 	else if (pending & CAUSEF_IP3)
-		intc0_req1_irqdispatch(regs);
+		intc0_req1_irqdispatch();
 	else if (pending & CAUSEF_IP4)
-		intc1_req0_irqdispatch(regs);
+		intc1_req0_irqdispatch();
 	else if (pending  & CAUSEF_IP5)
-		intc1_req1_irqdispatch(regs);
+		intc1_req1_irqdispatch();
 	else
-		spurious_interrupt(regs);
+		spurious_interrupt();
 }
diff --git a/arch/mips/au1000/common/time.c b/arch/mips/au1000/common/time.c
index 0a067f3113a5..94f09194d63d 100644
--- a/arch/mips/au1000/common/time.c
+++ b/arch/mips/au1000/common/time.c
@@ -41,7 +41,6 @@
 
 #include <asm/compiler.h>
 #include <asm/mipsregs.h>
-#include <asm/ptrace.h>
 #include <asm/time.h>
 #include <asm/div64.h>
 #include <asm/mach-au1x00/au1000.h>
@@ -62,7 +61,7 @@ static unsigned int timerhi = 0, timerlo = 0;
 #error "unsupported HZ value! Must be in [100,1000]"
 #endif
 #define MATCH20_INC (328*100/HZ) /* magic number 328 is for HZ=100... */
-extern void startup_match20_interrupt(irqreturn_t (*handler)(int, void *, struct pt_regs *));
+extern void startup_match20_interrupt(irq_handler_t handler);
 static unsigned long last_pc0, last_match20;
 #endif
 
@@ -79,7 +78,8 @@ static inline void ack_r4ktimer(unsigned long newval)
  * is provably more robust.
  */
 unsigned long wtimer;
-void mips_timer_interrupt(struct pt_regs *regs)
+
+void mips_timer_interrupt(void)
 {
 	int irq = 63;
 	unsigned long count;
@@ -98,7 +98,7 @@ void mips_timer_interrupt(struct pt_regs *regs)
 		kstat_this_cpu.irqs[irq]++;
 		do_timer(1);
 #ifndef CONFIG_SMP
-		update_process_times(user_mode(regs));
+		update_process_times(user_mode(get_irq_regs()));
 #endif
 		r4k_cur += r4k_offset;
 		ack_r4ktimer(r4k_cur);
@@ -115,7 +115,7 @@ null:
 }
 
 #ifdef CONFIG_PM
-irqreturn_t counter0_irq(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t counter0_irq(int irq, void *dev_id)
 {
 	unsigned long pc0;
 	int time_elapsed;
@@ -139,7 +139,7 @@ irqreturn_t counter0_irq(int irq, void *dev_id, struct pt_regs *regs)
 	while (time_elapsed > 0) {
 		do_timer(1);
 #ifndef CONFIG_SMP
-		update_process_times(user_mode(regs));
+		update_process_times(user_mode(get_irq_regs()));
 #endif
 		time_elapsed -= MATCH20_INC;
 		last_match20 += MATCH20_INC;
@@ -158,7 +158,7 @@ irqreturn_t counter0_irq(int irq, void *dev_id, struct pt_regs *regs)
 		jiffie_drift -= 999;
 		do_timer(1); /* increment jiffies by one */
 #ifndef CONFIG_SMP
-		update_process_times(user_mode(regs));
+		update_process_times(user_mode(get_irq_regs()));
 #endif
 	}
 
diff --git a/arch/mips/au1000/common/usbdev.c b/arch/mips/au1000/common/usbdev.c
deleted file mode 100644
index 63bcb3a95dc7..000000000000
--- a/arch/mips/au1000/common/usbdev.c
+++ /dev/null
@@ -1,1555 +0,0 @@
-/*
- * BRIEF MODULE DESCRIPTION
- *	Au1000 USB Device-Side (device layer)
- *
- * Copyright 2001-2002 MontaVista Software Inc.
- * Author: MontaVista Software, Inc.
- *		stevel@mvista.com or source@mvista.com
- *
- *  This program is free software; you can redistribute	 it and/or modify it
- *  under  the terms of	 the GNU General  Public License as published by the
- *  Free Software Foundation;  either version 2 of the	License, or (at your
- *  option) any later version.
- *
- *  THIS  SOFTWARE  IS PROVIDED	  ``AS	IS'' AND   ANY	EXPRESS OR IMPLIED
- *  WARRANTIES,	  INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
- *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
- *  NO	EVENT  SHALL   THE AUTHOR  BE	 LIABLE FOR ANY	  DIRECT, INDIRECT,
- *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- *  NOT LIMITED	  TO, PROCUREMENT OF  SUBSTITUTE GOODS	OR SERVICES; LOSS OF
- *  USE, DATA,	OR PROFITS; OR	BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- *  ANY THEORY OF LIABILITY, WHETHER IN	 CONTRACT, STRICT LIABILITY, OR TORT
- *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- *  You should have received a copy of the  GNU General Public License along
- *  with this program; if not, write  to the Free Software Foundation, Inc.,
- *  675 Mass Ave, Cambridge, MA 02139, USA.
- */
-#include <linux/kernel.h>
-#include <linux/ioport.h>
-#include <linux/sched.h>
-#include <linux/signal.h>
-#include <linux/errno.h>
-#include <linux/poll.h>
-#include <linux/init.h>
-#include <linux/slab.h>
-#include <linux/fcntl.h>
-#include <linux/module.h>
-#include <linux/spinlock.h>
-#include <linux/list.h>
-#include <linux/smp_lock.h>
-#define DEBUG
-#include <linux/usb.h>
-
-#include <asm/io.h>
-#include <asm/uaccess.h>
-#include <asm/irq.h>
-#include <asm/mipsregs.h>
-#include <asm/au1000.h>
-#include <asm/au1000_dma.h>
-#include <asm/au1000_usbdev.h>
-
-#ifdef DEBUG
-#undef VDEBUG
-#ifdef VDEBUG
-#define vdbg(fmt, arg...) printk(KERN_DEBUG __FILE__ ": " fmt "\n" , ## arg)
-#else
-#define vdbg(fmt, arg...) do {} while (0)
-#endif
-#else
-#define vdbg(fmt, arg...) do {} while (0)
-#endif
-
-#define ALLOC_FLAGS (in_interrupt () ? GFP_ATOMIC : GFP_KERNEL)
-
-#define EP_FIFO_DEPTH 8
-
-typedef enum {
-	SETUP_STAGE = 0,
-	DATA_STAGE,
-	STATUS_STAGE
-} ep0_stage_t;
-
-typedef struct {
-	int read_fifo;
-	int write_fifo;
-	int ctrl_stat;
-	int read_fifo_status;
-	int write_fifo_status;
-} endpoint_reg_t;
-
-typedef struct {
-	usbdev_pkt_t *head;
-	usbdev_pkt_t *tail;
-	int count;
-} pkt_list_t;
-
-typedef struct {
-	int active;
-	struct usb_endpoint_descriptor *desc;
-	endpoint_reg_t *reg;
-	/* Only one of these are used, unless this is the control ep */
-	pkt_list_t inlist;
-	pkt_list_t outlist;
-	unsigned int indma, outdma; /* DMA channel numbers for IN, OUT */
-	/* following are extracted from endpoint descriptor for easy access */
-	int max_pkt_size;
-	int type;
-	int direction;
-	/* WE assign endpoint addresses! */
-	int address;
-	spinlock_t lock;
-} endpoint_t;
-
-
-static struct usb_dev {
-	endpoint_t ep[6];
-	ep0_stage_t ep0_stage;
-
-	struct usb_device_descriptor *   dev_desc;
-	struct usb_interface_descriptor* if_desc;
-	struct usb_config_descriptor *   conf_desc;
-	u8 *                             full_conf_desc;
-	struct usb_string_descriptor *   str_desc[6];
-
-	/* callback to function layer */
-	void (*func_cb)(usbdev_cb_type_t type, unsigned long arg,
-			void *cb_data);
-	void* cb_data;
-
-	usbdev_state_t state;	// device state
-	int suspended;		// suspended flag
-	int address;		// device address
-	int interface;
-	int num_ep;
-	u8 alternate_setting;
-	u8 configuration;	// configuration value
-	int remote_wakeup_en;
-} usbdev;
-
-
-static endpoint_reg_t ep_reg[] = {
-	// FIFO's 0 and 1 are EP0 default control
-	{USBD_EP0RD, USBD_EP0WR, USBD_EP0CS, USBD_EP0RDSTAT, USBD_EP0WRSTAT },
-	{0},
-	// FIFO 2 is EP2, IN
-	{ -1, USBD_EP2WR, USBD_EP2CS, -1, USBD_EP2WRSTAT },
-	// FIFO 3 is EP3, IN
-	{    -1,     USBD_EP3WR, USBD_EP3CS,     -1,         USBD_EP3WRSTAT },
-	// FIFO 4 is EP4, OUT
-	{USBD_EP4RD,     -1,     USBD_EP4CS, USBD_EP4RDSTAT,     -1         },
-	// FIFO 5 is EP5, OUT
-	{USBD_EP5RD,     -1,     USBD_EP5CS, USBD_EP5RDSTAT,     -1         }
-};
-
-static struct {
-	unsigned int id;
-	const char *str;
-} ep_dma_id[] = {
-	{ DMA_ID_USBDEV_EP0_TX, "USBDev EP0 IN" },
-	{ DMA_ID_USBDEV_EP0_RX, "USBDev EP0 OUT" },
-	{ DMA_ID_USBDEV_EP2_TX, "USBDev EP2 IN" },
-	{ DMA_ID_USBDEV_EP3_TX, "USBDev EP3 IN" },
-	{ DMA_ID_USBDEV_EP4_RX, "USBDev EP4 OUT" },
-	{ DMA_ID_USBDEV_EP5_RX, "USBDev EP5 OUT" }
-};
-
-#define DIR_OUT 0
-#define DIR_IN  (1<<3)
-
-#define CONTROL_EP USB_ENDPOINT_XFER_CONTROL
-#define BULK_EP    USB_ENDPOINT_XFER_BULK
-
-static inline endpoint_t *
-epaddr_to_ep(struct usb_dev* dev, int ep_addr)
-{
-	if (ep_addr >= 0 && ep_addr < 2)
-		return &dev->ep[0];
-	if (ep_addr < 6)
-		return &dev->ep[ep_addr];
-	return NULL;
-}
-
-static const char* std_req_name[] = {
-	"GET_STATUS",
-	"CLEAR_FEATURE",
-	"RESERVED",
-	"SET_FEATURE",
-	"RESERVED",
-	"SET_ADDRESS",
-	"GET_DESCRIPTOR",
-	"SET_DESCRIPTOR",
-	"GET_CONFIGURATION",
-	"SET_CONFIGURATION",
-	"GET_INTERFACE",
-	"SET_INTERFACE",
-	"SYNCH_FRAME"
-};
-
-static inline const char*
-get_std_req_name(int req)
-{
-	return (req >= 0 && req <= 12) ? std_req_name[req] : "UNKNOWN";
-}
-
-#if 0
-static void
-dump_setup(struct usb_ctrlrequest* s)
-{
-	dbg("%s: requesttype=%d", __FUNCTION__, s->requesttype);
-	dbg("%s: request=%d %s", __FUNCTION__, s->request,
-	    get_std_req_name(s->request));
-	dbg("%s: value=0x%04x", __FUNCTION__, s->wValue);
-	dbg("%s: index=%d", __FUNCTION__, s->index);
-	dbg("%s: length=%d", __FUNCTION__, s->length);
-}
-#endif
-
-static inline usbdev_pkt_t *
-alloc_packet(endpoint_t * ep, int data_size, void* data)
-{
-	usbdev_pkt_t* pkt = kmalloc(sizeof(usbdev_pkt_t) + data_size,
-				    ALLOC_FLAGS);
-	if (!pkt)
-		return NULL;
-	pkt->ep_addr = ep->address;
-	pkt->size = data_size;
-	pkt->status = 0;
-	pkt->next = NULL;
-	if (data)
-		memcpy(pkt->payload, data, data_size);
-
-	return pkt;
-}
-
-
-/*
- * Link a packet to the tail of the enpoint's packet list.
- * EP spinlock must be held when calling.
- */
-static void
-link_tail(endpoint_t * ep, pkt_list_t * list, usbdev_pkt_t * pkt)
-{
-	if (!list->tail) {
-		list->head = list->tail = pkt;
-		list->count = 1;
-	} else {
-		list->tail->next = pkt;
-		list->tail = pkt;
-		list->count++;
-	}
-}
-
-/*
- * Unlink and return a packet from the head of the given packet
- * list. It is the responsibility of the caller to free the packet.
- * EP spinlock must be held when calling.
- */
-static usbdev_pkt_t *
-unlink_head(pkt_list_t * list)
-{
-	usbdev_pkt_t *pkt;
-
-	pkt = list->head;
-	if (!pkt || !list->count) {
-		return NULL;
-	}
-
-	list->head = pkt->next;
-	if (!list->head) {
-		list->head = list->tail = NULL;
-		list->count = 0;
-	} else
-		list->count--;
-
-	return pkt;
-}
-
-/*
- * Create and attach a new packet to the tail of the enpoint's
- * packet list. EP spinlock must be held when calling.
- */
-static usbdev_pkt_t *
-add_packet(endpoint_t * ep, pkt_list_t * list, int size)
-{
-	usbdev_pkt_t *pkt = alloc_packet(ep, size, NULL);
-	if (!pkt)
-		return NULL;
-
-	link_tail(ep, list, pkt);
-	return pkt;
-}
-
-
-/*
- * Unlink and free a packet from the head of the enpoint's
- * packet list. EP spinlock must be held when calling.
- */
-static inline void
-free_packet(pkt_list_t * list)
-{
-	kfree(unlink_head(list));
-}
-
-/* EP spinlock must be held when calling. */
-static inline void
-flush_pkt_list(pkt_list_t * list)
-{
-	while (list->count)
-		free_packet(list);
-}
-
-/* EP spinlock must be held when calling */
-static inline void
-flush_write_fifo(endpoint_t * ep)
-{
-	if (ep->reg->write_fifo_status >= 0) {
-		au_writel(USBDEV_FSTAT_FLUSH | USBDEV_FSTAT_UF |
-			  USBDEV_FSTAT_OF,
-			  ep->reg->write_fifo_status);
-		//udelay(100);
-		//au_writel(USBDEV_FSTAT_UF | USBDEV_FSTAT_OF,
-		//	  ep->reg->write_fifo_status);
-	}
-}
-
-/* EP spinlock must be held when calling */
-static inline void
-flush_read_fifo(endpoint_t * ep)
-{
-	if (ep->reg->read_fifo_status >= 0) {
-		au_writel(USBDEV_FSTAT_FLUSH | USBDEV_FSTAT_UF |
-			  USBDEV_FSTAT_OF,
-			  ep->reg->read_fifo_status);
-		//udelay(100);
-		//au_writel(USBDEV_FSTAT_UF | USBDEV_FSTAT_OF,
-		//	  ep->reg->read_fifo_status);
-	}
-}
-
-
-/* EP spinlock must be held when calling. */
-static void
-endpoint_flush(endpoint_t * ep)
-{
-	// First, flush all packets
-	flush_pkt_list(&ep->inlist);
-	flush_pkt_list(&ep->outlist);
-
-	// Now flush the endpoint's h/w FIFO(s)
-	flush_write_fifo(ep);
-	flush_read_fifo(ep);
-}
-
-/* EP spinlock must be held when calling. */
-static void
-endpoint_stall(endpoint_t * ep)
-{
-	u32 cs;
-
-	warn("%s", __FUNCTION__);
-
-	cs = au_readl(ep->reg->ctrl_stat) | USBDEV_CS_STALL;
-	au_writel(cs, ep->reg->ctrl_stat);
-}
-
-/* EP spinlock must be held when calling. */
-static void
-endpoint_unstall(endpoint_t * ep)
-{
-	u32 cs;
-
-	warn("%s", __FUNCTION__);
-
-	cs = au_readl(ep->reg->ctrl_stat) & ~USBDEV_CS_STALL;
-	au_writel(cs, ep->reg->ctrl_stat);
-}
-
-static void
-endpoint_reset_datatoggle(endpoint_t * ep)
-{
-	// FIXME: is this possible?
-}
-
-
-/* EP spinlock must be held when calling. */
-static int
-endpoint_fifo_read(endpoint_t * ep)
-{
-	int read_count = 0;
-	u8 *bufptr;
-	usbdev_pkt_t *pkt = ep->outlist.tail;
-
-	if (!pkt)
-		return -EINVAL;
-
-	bufptr = &pkt->payload[pkt->size];
-	while (au_readl(ep->reg->read_fifo_status) & USBDEV_FSTAT_FCNT_MASK) {
-		*bufptr++ = au_readl(ep->reg->read_fifo) & 0xff;
-		read_count++;
-		pkt->size++;
-	}
-
-	return read_count;
-}
-
-#if 0
-/* EP spinlock must be held when calling. */
-static int
-endpoint_fifo_write(endpoint_t * ep, int index)
-{
-	int write_count = 0;
-	u8 *bufptr;
-	usbdev_pkt_t *pkt = ep->inlist.head;
-
-	if (!pkt)
-		return -EINVAL;
-
-	bufptr = &pkt->payload[index];
-	while ((au_readl(ep->reg->write_fifo_status) &
-		USBDEV_FSTAT_FCNT_MASK) < EP_FIFO_DEPTH) {
-		if (bufptr < pkt->payload + pkt->size) {
-			au_writel(*bufptr++, ep->reg->write_fifo);
-			write_count++;
-		} else {
-			break;
-		}
-	}
-
-	return write_count;
-}
-#endif
-
-/*
- * This routine is called to restart transmission of a packet.
- * The endpoint's TSIZE must be set to the new packet's size,
- * and DMA to the write FIFO needs to be restarted.
- * EP spinlock must be held when calling.
- */
-static void
-kickstart_send_packet(endpoint_t * ep)
-{
-	u32 cs;
-	usbdev_pkt_t *pkt = ep->inlist.head;
-
-	vdbg("%s: ep%d, pkt=%p", __FUNCTION__, ep->address, pkt);
-
-	if (!pkt) {
-		err("%s: head=NULL! list->count=%d", __FUNCTION__,
-		    ep->inlist.count);
-		return;
-	}
-
-	dma_cache_wback_inv((unsigned long)pkt->payload, pkt->size);
-
-	/*
-	 * make sure FIFO is empty
-	 */
-	flush_write_fifo(ep);
-
-	cs = au_readl(ep->reg->ctrl_stat) & USBDEV_CS_STALL;
-	cs |= (pkt->size << USBDEV_CS_TSIZE_BIT);
-	au_writel(cs, ep->reg->ctrl_stat);
-
-	if (get_dma_active_buffer(ep->indma) == 1) {
-		set_dma_count1(ep->indma, pkt->size);
-		set_dma_addr1(ep->indma, virt_to_phys(pkt->payload));
-		enable_dma_buffer1(ep->indma);	// reenable
-	} else {
-		set_dma_count0(ep->indma, pkt->size);
-		set_dma_addr0(ep->indma, virt_to_phys(pkt->payload));
-		enable_dma_buffer0(ep->indma);	// reenable
-	}
-	if (dma_halted(ep->indma))
-		start_dma(ep->indma);
-}
-
-
-/*
- * This routine is called when a packet in the inlist has been
- * completed. Frees the completed packet and starts sending the
- * next. EP spinlock must be held when calling.
- */
-static usbdev_pkt_t *
-send_packet_complete(endpoint_t * ep)
-{
-	usbdev_pkt_t *pkt = unlink_head(&ep->inlist);
-
-	if (pkt) {
-		pkt->status =
-			(au_readl(ep->reg->ctrl_stat) & USBDEV_CS_NAK) ?
-			PKT_STATUS_NAK : PKT_STATUS_ACK;
-
-		vdbg("%s: ep%d, %s pkt=%p, list count=%d", __FUNCTION__,
-		     ep->address, (pkt->status & PKT_STATUS_NAK) ?
-		     "NAK" : "ACK", pkt, ep->inlist.count);
-	}
-
-	/*
-	 * The write fifo should already be drained if things are
-	 * working right, but flush it anyway just in case.
-	 */
-	flush_write_fifo(ep);
-
-	// begin transmitting next packet in the inlist
-	if (ep->inlist.count) {
-		kickstart_send_packet(ep);
-	}
-
-	return pkt;
-}
-
-/*
- * Add a new packet to the tail of the given ep's packet
- * inlist. The transmit complete interrupt frees packets from
- * the head of this list. EP spinlock must be held when calling.
- */
-static int
-send_packet(struct usb_dev* dev, usbdev_pkt_t *pkt, int async)
-{
-	pkt_list_t *list;
-	endpoint_t* ep;
-
-	if (!pkt || !(ep = epaddr_to_ep(dev, pkt->ep_addr)))
-		return -EINVAL;
-
-	if (!pkt->size)
-		return 0;
-
-	list = &ep->inlist;
-
-	if (!async && list->count) {
-		halt_dma(ep->indma);
-		flush_pkt_list(list);
-	}
-
-	link_tail(ep, list, pkt);
-
-	vdbg("%s: ep%d, pkt=%p, size=%d, list count=%d", __FUNCTION__,
-	     ep->address, pkt, pkt->size, list->count);
-
-	if (list->count == 1) {
-		/*
-		 * if the packet count is one, it means the list was empty,
-		 * and no more data will go out this ep until we kick-start
-		 * it again.
-		 */
-		kickstart_send_packet(ep);
-	}
-
-	return pkt->size;
-}
-
-/*
- * This routine is called to restart reception of a packet.
- * EP spinlock must be held when calling.
- */
-static void
-kickstart_receive_packet(endpoint_t * ep)
-{
-	usbdev_pkt_t *pkt;
-
-	// get and link a new packet for next reception
-	if (!(pkt = add_packet(ep, &ep->outlist, ep->max_pkt_size))) {
-		err("%s: could not alloc new packet", __FUNCTION__);
-		return;
-	}
-
-	if (get_dma_active_buffer(ep->outdma) == 1) {
-		clear_dma_done1(ep->outdma);
-		set_dma_count1(ep->outdma, ep->max_pkt_size);
-		set_dma_count0(ep->outdma, 0);
-		set_dma_addr1(ep->outdma, virt_to_phys(pkt->payload));
-		enable_dma_buffer1(ep->outdma);	// reenable
-	} else {
-		clear_dma_done0(ep->outdma);
-		set_dma_count0(ep->outdma, ep->max_pkt_size);
-		set_dma_count1(ep->outdma, 0);
-		set_dma_addr0(ep->outdma, virt_to_phys(pkt->payload));
-		enable_dma_buffer0(ep->outdma);	// reenable
-	}
-	if (dma_halted(ep->outdma))
-		start_dma(ep->outdma);
-}
-
-
-/*
- * This routine is called when a packet in the outlist has been
- * completed (received) and we need to prepare for a new packet
- * to be received. Halts DMA and computes the packet size from the
- * remaining DMA counter. Then prepares a new packet for reception
- * and restarts DMA. FIXME: what if another packet comes in
- * on top of the completed packet? Counter would be wrong.
- * EP spinlock must be held when calling.
- */
-static usbdev_pkt_t *
-receive_packet_complete(endpoint_t * ep)
-{
-	usbdev_pkt_t *pkt = ep->outlist.tail;
-	u32 cs;
-
-	halt_dma(ep->outdma);
-
-	cs = au_readl(ep->reg->ctrl_stat);
-
-	if (!pkt)
-		return NULL;
-
-	pkt->size = ep->max_pkt_size - get_dma_residue(ep->outdma);
-	if (pkt->size)
-		dma_cache_inv((unsigned long)pkt->payload, pkt->size);
-	/*
-	 * need to pull out any remaining bytes in the FIFO.
-	 */
-	endpoint_fifo_read(ep);
-	/*
-	 * should be drained now, but flush anyway just in case.
-	 */
-	flush_read_fifo(ep);
-
-	pkt->status = (cs & USBDEV_CS_NAK) ? PKT_STATUS_NAK : PKT_STATUS_ACK;
-	if (ep->address == 0 && (cs & USBDEV_CS_SU))
-		pkt->status |= PKT_STATUS_SU;
-
-	vdbg("%s: ep%d, %s pkt=%p, size=%d", __FUNCTION__,
-	     ep->address, (pkt->status & PKT_STATUS_NAK) ?
-	     "NAK" : "ACK", pkt, pkt->size);
-
-	kickstart_receive_packet(ep);
-
-	return pkt;
-}
-
-
-/*
- ****************************************************************************
- * Here starts the standard device request handlers. They are
- * all called by do_setup() via a table of function pointers.
- ****************************************************************************
- */
-
-static ep0_stage_t
-do_get_status(struct usb_dev* dev, struct usb_ctrlrequest* setup)
-{
-	switch (setup->bRequestType) {
-	case 0x80:	// Device
-		// FIXME: send device status
-		break;
-	case 0x81:	// Interface
-		// FIXME: send interface status
-		break;
-	case 0x82:	// End Point
-		// FIXME: send endpoint status
-		break;
-	default:
-		// Invalid Command
-		endpoint_stall(&dev->ep[0]); // Stall End Point 0
-		break;
-	}
-
-	return STATUS_STAGE;
-}
-
-static ep0_stage_t
-do_clear_feature(struct usb_dev* dev, struct usb_ctrlrequest* setup)
-{
-	switch (setup->bRequestType) {
-	case 0x00:	// Device
-		if ((le16_to_cpu(setup->wValue) & 0xff) == 1)
-			dev->remote_wakeup_en = 0;
-	else
-			endpoint_stall(&dev->ep[0]);
-		break;
-	case 0x02:	// End Point
-		if ((le16_to_cpu(setup->wValue) & 0xff) == 0) {
-			endpoint_t *ep =
-				epaddr_to_ep(dev,
-					     le16_to_cpu(setup->wIndex) & 0xff);
-
-			endpoint_unstall(ep);
-			endpoint_reset_datatoggle(ep);
-		} else
-			endpoint_stall(&dev->ep[0]);
-		break;
-	}
-
-	return SETUP_STAGE;
-}
-
-static ep0_stage_t
-do_reserved(struct usb_dev* dev, struct usb_ctrlrequest* setup)
-{
-	// Invalid request, stall End Point 0
-	endpoint_stall(&dev->ep[0]);
-	return SETUP_STAGE;
-}
-
-static ep0_stage_t
-do_set_feature(struct usb_dev* dev, struct usb_ctrlrequest* setup)
-{
-	switch (setup->bRequestType) {
-	case 0x00:	// Device
-		if ((le16_to_cpu(setup->wValue) & 0xff) == 1)
-			dev->remote_wakeup_en = 1;
-		else
-			endpoint_stall(&dev->ep[0]);
-		break;
-	case 0x02:	// End Point
-		if ((le16_to_cpu(setup->wValue) & 0xff) == 0) {
-			endpoint_t *ep =
-				epaddr_to_ep(dev,
-					     le16_to_cpu(setup->wIndex) & 0xff);
-
-			endpoint_stall(ep);
-		} else
-			endpoint_stall(&dev->ep[0]);
-		break;
-	}
-
-	return SETUP_STAGE;
-}
-
-static ep0_stage_t
-do_set_address(struct usb_dev* dev, struct usb_ctrlrequest* setup)
-{
-	int new_state = dev->state;
-	int new_addr = le16_to_cpu(setup->wValue);
-
-	dbg("%s: our address=%d", __FUNCTION__, new_addr);
-
-	if (new_addr > 127) {
-			// usb spec doesn't tell us what to do, so just go to
-			// default state
-		new_state = DEFAULT;
-		dev->address = 0;
-	} else if (dev->address != new_addr) {
-		dev->address = new_addr;
-		new_state = ADDRESS;
-	}
-
-	if (dev->state != new_state) {
-		dev->state = new_state;
-		/* inform function layer of usbdev state change */
-		dev->func_cb(CB_NEW_STATE, dev->state, dev->cb_data);
-	}
-
-	return SETUP_STAGE;
-}
-
-static ep0_stage_t
-do_get_descriptor(struct usb_dev* dev, struct usb_ctrlrequest* setup)
-{
-	int strnum, desc_len = le16_to_cpu(setup->wLength);
-
-		switch (le16_to_cpu(setup->wValue) >> 8) {
-		case USB_DT_DEVICE:
-			// send device descriptor!
-		desc_len = desc_len > dev->dev_desc->bLength ?
-			dev->dev_desc->bLength : desc_len;
-			dbg("sending device desc, size=%d", desc_len);
-		send_packet(dev, alloc_packet(&dev->ep[0], desc_len,
-					      dev->dev_desc), 0);
-			break;
-		case USB_DT_CONFIG:
-			// If the config descr index in low-byte of
-			// setup->wValue	is valid, send config descr,
-			// otherwise stall ep0.
-			if ((le16_to_cpu(setup->wValue) & 0xff) == 0) {
-				// send config descriptor!
-				if (desc_len <= USB_DT_CONFIG_SIZE) {
-					dbg("sending partial config desc, size=%d",
-					     desc_len);
-				send_packet(dev,
-					    alloc_packet(&dev->ep[0],
-							 desc_len,
-							 dev->conf_desc),
-					    0);
-				} else {
-				int len = le16_to_cpu(dev->conf_desc->wTotalLength);
-				dbg("sending whole config desc,"
-				    " size=%d, our size=%d", desc_len, len);
-				desc_len = desc_len > len ? len : desc_len;
-				send_packet(dev,
-					    alloc_packet(&dev->ep[0],
-							 desc_len,
-							 dev->full_conf_desc),
-					    0);
-				}
-			} else
-			endpoint_stall(&dev->ep[0]);
-			break;
-		case USB_DT_STRING:
-			// If the string descr index in low-byte of setup->wValue
-			// is valid, send string descr, otherwise stall ep0.
-			strnum = le16_to_cpu(setup->wValue) & 0xff;
-			if (strnum >= 0 && strnum < 6) {
-				struct usb_string_descriptor *desc =
-				dev->str_desc[strnum];
-				desc_len = desc_len > desc->bLength ?
-					desc->bLength : desc_len;
-				dbg("sending string desc %d", strnum);
-			send_packet(dev,
-				    alloc_packet(&dev->ep[0], desc_len,
-						 desc), 0);
-			} else
-			endpoint_stall(&dev->ep[0]);
-			break;
-	default:
-		// Invalid request
-		err("invalid get desc=%d, stalled",
-			    le16_to_cpu(setup->wValue) >> 8);
-		endpoint_stall(&dev->ep[0]);	// Stall endpoint 0
-			break;
-		}
-
-	return STATUS_STAGE;
-}
-
-static ep0_stage_t
-do_set_descriptor(struct usb_dev* dev, struct usb_ctrlrequest* setup)
-{
-	// TODO: implement
-	// there will be an OUT data stage (the descriptor to set)
-	return DATA_STAGE;
-}
-
-static ep0_stage_t
-do_get_configuration(struct usb_dev* dev, struct usb_ctrlrequest* setup)
-{
-	// send dev->configuration
-	dbg("sending config");
-	send_packet(dev, alloc_packet(&dev->ep[0], 1, &dev->configuration),
-		    0);
-	return STATUS_STAGE;
-}
-
-static ep0_stage_t
-do_set_configuration(struct usb_dev* dev, struct usb_ctrlrequest* setup)
-{
-	// set active config to low-byte of setup->wValue
-	dev->configuration = le16_to_cpu(setup->wValue) & 0xff;
-	dbg("set config, config=%d", dev->configuration);
-	if (!dev->configuration && dev->state > DEFAULT) {
-		dev->state = ADDRESS;
-		/* inform function layer of usbdev state change */
-		dev->func_cb(CB_NEW_STATE, dev->state, dev->cb_data);
-	} else if (dev->configuration == 1) {
-		dev->state = CONFIGURED;
-		/* inform function layer of usbdev state change */
-		dev->func_cb(CB_NEW_STATE, dev->state, dev->cb_data);
-	} else {
-		// FIXME: "respond with request error" - how?
-	}
-
-	return SETUP_STAGE;
-}
-
-static ep0_stage_t
-do_get_interface(struct usb_dev* dev, struct usb_ctrlrequest* setup)
-{
-		// interface must be zero.
-	if ((le16_to_cpu(setup->wIndex) & 0xff) || dev->state == ADDRESS) {
-			// FIXME: respond with "request error". how?
-	} else if (dev->state == CONFIGURED) {
-		// send dev->alternate_setting
-			dbg("sending alt setting");
-		send_packet(dev, alloc_packet(&dev->ep[0], 1,
-					      &dev->alternate_setting), 0);
-		}
-
-	return STATUS_STAGE;
-
-}
-
-static ep0_stage_t
-do_set_interface(struct usb_dev* dev, struct usb_ctrlrequest* setup)
-{
-	if (dev->state == ADDRESS) {
-			// FIXME: respond with "request error". how?
-	} else if (dev->state == CONFIGURED) {
-		dev->interface = le16_to_cpu(setup->wIndex) & 0xff;
-		dev->alternate_setting =
-			    le16_to_cpu(setup->wValue) & 0xff;
-			// interface and alternate_setting must be zero
-		if (dev->interface || dev->alternate_setting) {
-				// FIXME: respond with "request error". how?
-			}
-		}
-
-	return SETUP_STAGE;
-}
-
-static ep0_stage_t
-do_synch_frame(struct usb_dev* dev, struct usb_ctrlrequest* setup)
-{
-	// TODO
-	return SETUP_STAGE;
-}
-
-typedef ep0_stage_t (*req_method_t)(struct usb_dev* dev,
-				    struct usb_ctrlrequest* setup);
-
-
-/* Table of the standard device request handlers */
-static const req_method_t req_method[] = {
-	do_get_status,
-	do_clear_feature,
-	do_reserved,
-	do_set_feature,
-	do_reserved,
-	do_set_address,
-	do_get_descriptor,
-	do_set_descriptor,
-	do_get_configuration,
-	do_set_configuration,
-	do_get_interface,
-	do_set_interface,
-	do_synch_frame
-};
-
-
-// SETUP packet request dispatcher
-static void
-do_setup (struct usb_dev* dev, struct usb_ctrlrequest* setup)
-{
-	req_method_t m;
-
-	dbg("%s: req %d %s", __FUNCTION__, setup->bRequestType,
-	    get_std_req_name(setup->bRequestType));
-
-	if ((setup->bRequestType & USB_TYPE_MASK) != USB_TYPE_STANDARD ||
-	    (setup->bRequestType & USB_RECIP_MASK) != USB_RECIP_DEVICE) {
-		err("%s: invalid requesttype 0x%02x", __FUNCTION__,
-		    setup->bRequestType);
-		return;
-		}
-
-	if ((setup->bRequestType & 0x80) == USB_DIR_OUT && setup->wLength)
-		dbg("%s: OUT phase! length=%d", __FUNCTION__, setup->wLength);
-
-	if (setup->bRequestType < sizeof(req_method)/sizeof(req_method_t))
-		m = req_method[setup->bRequestType];
-			else
-		m = do_reserved;
-
-	dev->ep0_stage = (*m)(dev, setup);
-}
-
-/*
- * A SETUP, DATA0, or DATA1 packet has been received
- * on the default control endpoint's fifo.
- */
-static void
-process_ep0_receive (struct usb_dev* dev)
-{
-	endpoint_t *ep0 = &dev->ep[0];
-	usbdev_pkt_t *pkt;
-
-	spin_lock(&ep0->lock);
-
-		// complete packet and prepare a new packet
-	pkt = receive_packet_complete(ep0);
-	if (!pkt) {
-		// FIXME: should  put a warn/err here.
-		spin_unlock(&ep0->lock);
-			return;
-		}
-
-	// unlink immediately from endpoint.
-	unlink_head(&ep0->outlist);
-
-	// override current stage if h/w says it's a setup packet
-	if (pkt->status & PKT_STATUS_SU)
-		dev->ep0_stage = SETUP_STAGE;
-
-	switch (dev->ep0_stage) {
-	case SETUP_STAGE:
-		vdbg("SU bit is %s in setup stage",
-		     (pkt->status & PKT_STATUS_SU) ? "set" : "not set");
-
-			if (pkt->size == sizeof(struct usb_ctrlrequest)) {
-#ifdef VDEBUG
-			if (pkt->status & PKT_STATUS_ACK)
-				vdbg("received SETUP");
-				else
-				vdbg("received NAK SETUP");
-#endif
-			do_setup(dev, (struct usb_ctrlrequest*)pkt->payload);
-		} else
-			err("%s: wrong size SETUP received", __FUNCTION__);
-		break;
-	case DATA_STAGE:
-		/*
-		 * this setup has an OUT data stage. Of the standard
-		 * device requests, only set_descriptor has this stage,
-		 * so this packet is that descriptor. TODO: drop it for
-		 * now, set_descriptor not implemented.
-		 *
-		 * Need to place a byte in the write FIFO here, to prepare
-		 * to send a zero-length DATA ack packet to the host in the
-		 * STATUS stage.
-		 */
-		au_writel(0, ep0->reg->write_fifo);
-		dbg("received OUT stage DATAx on EP0, size=%d", pkt->size);
-		dev->ep0_stage = SETUP_STAGE;
-		break;
-	case STATUS_STAGE:
-		// this setup had an IN data stage, and host is ACK'ing
-		// the packet we sent during that stage.
-		if (pkt->size != 0)
-			warn("received non-zero ACK on EP0??");
-#ifdef VDEBUG
-		else
-			vdbg("received ACK on EP0");
-#endif
-		dev->ep0_stage = SETUP_STAGE;
-		break;
-	}
-
-	spin_unlock(&ep0->lock);
-	// we're done processing the packet, free it
-	kfree(pkt);
-}
-
-
-/*
- * A DATA0/1 packet has been received on one of the OUT endpoints (4 or 5)
- */
-static void
-process_ep_receive (struct usb_dev* dev, endpoint_t *ep)
-{
-	usbdev_pkt_t *pkt;
-
-		spin_lock(&ep->lock);
-	pkt = receive_packet_complete(ep);
-		spin_unlock(&ep->lock);
-
-	dev->func_cb(CB_PKT_COMPLETE, (unsigned long)pkt, dev->cb_data);
-}
-
-
-
-/* This ISR handles the receive complete and suspend events */
-static void
-req_sus_intr (int irq, void *dev_id, struct pt_regs *regs)
-{
-	struct usb_dev *dev = (struct usb_dev *) dev_id;
-	u32 status;
-
-	status = au_readl(USBD_INTSTAT);
-	au_writel(status, USBD_INTSTAT);	// ack'em
-
-	if (status & (1<<0))
-		process_ep0_receive(dev);
-	if (status & (1<<4))
-		process_ep_receive(dev, &dev->ep[4]);
-	if (status & (1<<5))
-		process_ep_receive(dev, &dev->ep[5]);
-}
-
-
-/* This ISR handles the DMA done events on EP0 */
-static void
-dma_done_ep0_intr(int irq, void *dev_id, struct pt_regs *regs)
-{
-	struct usb_dev *dev = (struct usb_dev *) dev_id;
-	usbdev_pkt_t* pkt;
-	endpoint_t *ep0 = &dev->ep[0];
-	u32 cs0, buff_done;
-
-	spin_lock(&ep0->lock);
-	cs0 = au_readl(ep0->reg->ctrl_stat);
-
-	// first check packet transmit done
-	if ((buff_done = get_dma_buffer_done(ep0->indma)) != 0) {
-		// transmitted a DATAx packet during DATA stage
-		// on control endpoint 0
-		// clear DMA done bit
-		if (buff_done & DMA_D0)
-			clear_dma_done0(ep0->indma);
-		if (buff_done & DMA_D1)
-			clear_dma_done1(ep0->indma);
-
-		pkt = send_packet_complete(ep0);
-		kfree(pkt);
-	}
-
-	/*
-	 * Now check packet receive done. Shouldn't get these,
-	 * the receive packet complete intr should happen
-	 * before the DMA done intr occurs.
-	 */
-	if ((buff_done = get_dma_buffer_done(ep0->outdma)) != 0) {
-		// clear DMA done bit
-		if (buff_done & DMA_D0)
-			clear_dma_done0(ep0->outdma);
-		if (buff_done & DMA_D1)
-			clear_dma_done1(ep0->outdma);
-
-		//process_ep0_receive(dev);
-	}
-
-	spin_unlock(&ep0->lock);
-}
-
-/* This ISR handles the DMA done events on endpoints 2,3,4,5 */
-static void
-dma_done_ep_intr(int irq, void *dev_id, struct pt_regs *regs)
-{
-	struct usb_dev *dev = (struct usb_dev *) dev_id;
-	int i;
-
-	for (i = 2; i < 6; i++) {
-	u32 buff_done;
-		usbdev_pkt_t* pkt;
-		endpoint_t *ep = &dev->ep[i];
-
-		if (!ep->active) continue;
-
-	spin_lock(&ep->lock);
-
-		if (ep->direction == USB_DIR_IN) {
-			buff_done = get_dma_buffer_done(ep->indma);
-			if (buff_done != 0) {
-				// transmitted a DATAx pkt on the IN ep
-		// clear DMA done bit
-		if (buff_done & DMA_D0)
-			clear_dma_done0(ep->indma);
-		if (buff_done & DMA_D1)
-			clear_dma_done1(ep->indma);
-
-				pkt = send_packet_complete(ep);
-
-				spin_unlock(&ep->lock);
-				dev->func_cb(CB_PKT_COMPLETE,
-					     (unsigned long)pkt,
-					     dev->cb_data);
-				spin_lock(&ep->lock);
-			}
-		} else {
-	/*
-			 * Check packet receive done (OUT ep). Shouldn't get
-			 * these, the rx packet complete intr should happen
-	 * before the DMA done intr occurs.
-	 */
-			buff_done = get_dma_buffer_done(ep->outdma);
-			if (buff_done != 0) {
-				// received a DATAx pkt on the OUT ep
-		// clear DMA done bit
-		if (buff_done & DMA_D0)
-			clear_dma_done0(ep->outdma);
-		if (buff_done & DMA_D1)
-			clear_dma_done1(ep->outdma);
-
-				//process_ep_receive(dev, ep);
-	}
-	}
-
-		spin_unlock(&ep->lock);
-	}
-}
-
-
-/***************************************************************************
- * Here begins the external interface functions
- ***************************************************************************
- */
-
-/*
- * allocate a new packet
- */
-int
-usbdev_alloc_packet(int ep_addr, int data_size, usbdev_pkt_t** pkt)
-{
-	endpoint_t * ep = epaddr_to_ep(&usbdev, ep_addr);
-	usbdev_pkt_t* lpkt = NULL;
-
-	if (!ep || !ep->active || ep->address < 2)
-		return -ENODEV;
-	if (data_size > ep->max_pkt_size)
-		return -EINVAL;
-
-	lpkt = *pkt = alloc_packet(ep, data_size, NULL);
-	if (!lpkt)
-		return -ENOMEM;
-	return 0;
-}
-
-
-/*
- * packet send
- */
-int
-usbdev_send_packet(int ep_addr, usbdev_pkt_t * pkt)
-{
-	unsigned long flags;
-	int count;
-	endpoint_t * ep;
-
-	if (!pkt || !(ep = epaddr_to_ep(&usbdev, pkt->ep_addr)) ||
-	    !ep->active || ep->address < 2)
-		return -ENODEV;
-	if (ep->direction != USB_DIR_IN)
-		return -EINVAL;
-
-	spin_lock_irqsave(&ep->lock, flags);
-	count = send_packet(&usbdev, pkt, 1);
-	spin_unlock_irqrestore(&ep->lock, flags);
-
-	return count;
-}
-
-/*
- * packet receive
- */
-int
-usbdev_receive_packet(int ep_addr, usbdev_pkt_t** pkt)
-{
-	unsigned long flags;
-	usbdev_pkt_t* lpkt = NULL;
-	endpoint_t *ep = epaddr_to_ep(&usbdev, ep_addr);
-
-	if (!ep || !ep->active || ep->address < 2)
-		return -ENODEV;
-	if (ep->direction != USB_DIR_OUT)
-		return -EINVAL;
-
-	spin_lock_irqsave(&ep->lock, flags);
-	if (ep->outlist.count > 1)
-		lpkt = unlink_head(&ep->outlist);
-	spin_unlock_irqrestore(&ep->lock, flags);
-
-	if (!lpkt) {
-		/* no packet available */
-		*pkt = NULL;
-		return -ENODATA;
-	}
-
-	*pkt = lpkt;
-
-	return lpkt->size;
-}
-
-
-/*
- * return total queued byte count on the endpoint.
- */
-int
-usbdev_get_byte_count(int ep_addr)
-{
-        unsigned long flags;
-        pkt_list_t *list;
-        usbdev_pkt_t *scan;
-        int count = 0;
-	endpoint_t * ep = epaddr_to_ep(&usbdev, ep_addr);
-
-	if (!ep || !ep->active || ep->address < 2)
-		return -ENODEV;
-
-	if (ep->direction == USB_DIR_IN) {
-		list = &ep->inlist;
-
-		spin_lock_irqsave(&ep->lock, flags);
-		for (scan = list->head; scan; scan = scan->next)
-			count += scan->size;
-		spin_unlock_irqrestore(&ep->lock, flags);
-	} else {
-		list = &ep->outlist;
-
-		spin_lock_irqsave(&ep->lock, flags);
-		if (list->count > 1) {
-			for (scan = list->head; scan != list->tail;
-			     scan = scan->next)
-				count += scan->size;
-	}
-		spin_unlock_irqrestore(&ep->lock, flags);
-	}
-
-	return count;
-}
-
-
-void
-usbdev_exit(void)
-{
-	endpoint_t *ep;
-	int i;
-
-	au_writel(0, USBD_INTEN);	// disable usb dev ints
-	au_writel(0, USBD_ENABLE);	// disable usb dev
-
-	free_irq(AU1000_USB_DEV_REQ_INT, &usbdev);
-	free_irq(AU1000_USB_DEV_SUS_INT, &usbdev);
-
-	// free all control endpoint resources
-	ep = &usbdev.ep[0];
-	free_au1000_dma(ep->indma);
-	free_au1000_dma(ep->outdma);
-	endpoint_flush(ep);
-
-	// free ep resources
-	for (i = 2; i < 6; i++) {
-		ep = &usbdev.ep[i];
-		if (!ep->active) continue;
-
-		if (ep->direction == USB_DIR_IN) {
-			free_au1000_dma(ep->indma);
-		} else {
-		free_au1000_dma(ep->outdma);
-		}
-		endpoint_flush(ep);
-	}
-
-	kfree(usbdev.full_conf_desc);
-}
-
-int
-usbdev_init(struct usb_device_descriptor* dev_desc,
-	    struct usb_config_descriptor* config_desc,
-	    struct usb_interface_descriptor* if_desc,
-	    struct usb_endpoint_descriptor* ep_desc,
-	    struct usb_string_descriptor* str_desc[],
-	    void (*cb)(usbdev_cb_type_t, unsigned long, void *),
-	    void* cb_data)
-{
-	endpoint_t *ep0;
-	int i, ret=0;
-	u8* fcd;
-
-	if (dev_desc->bNumConfigurations > 1 ||
-	    config_desc->bNumInterfaces > 1 ||
-	    if_desc->bNumEndpoints > 4) {
-		err("Only one config, one i/f, and no more "
-		    "than 4 ep's allowed");
-		ret = -EINVAL;
-		goto out;
-	}
-
-	if (!cb) {
-		err("Function-layer callback required");
-		ret = -EINVAL;
-		goto out;
-	}
-
-	if (dev_desc->bMaxPacketSize0 != USBDEV_EP0_MAX_PACKET_SIZE) {
-		warn("EP0 Max Packet size must be %d",
-		     USBDEV_EP0_MAX_PACKET_SIZE);
-		dev_desc->bMaxPacketSize0 = USBDEV_EP0_MAX_PACKET_SIZE;
-	}
-
-	memset(&usbdev, 0, sizeof(struct usb_dev));
-
-	usbdev.state = DEFAULT;
-	usbdev.dev_desc = dev_desc;
-	usbdev.if_desc = if_desc;
-	usbdev.conf_desc = config_desc;
-	for (i=0; i<6; i++)
-		usbdev.str_desc[i] = str_desc[i];
-	usbdev.func_cb = cb;
-	usbdev.cb_data = cb_data;
-
-	/* Initialize default control endpoint */
-	ep0 = &usbdev.ep[0];
-	ep0->active = 1;
-	ep0->type = CONTROL_EP;
-	ep0->max_pkt_size = USBDEV_EP0_MAX_PACKET_SIZE;
-	spin_lock_init(&ep0->lock);
-	ep0->desc = NULL;	// ep0 has no descriptor
-	ep0->address = 0;
-	ep0->direction = 0;
-	ep0->reg = &ep_reg[0];
-
-	/* Initialize the other requested endpoints */
-	for (i = 0; i < if_desc->bNumEndpoints; i++) {
-		struct usb_endpoint_descriptor* epd = &ep_desc[i];
-	endpoint_t *ep;
-
-		if ((epd->bEndpointAddress & 0x80) == USB_DIR_IN) {
-			ep = &usbdev.ep[2];
-			ep->address = 2;
-			if (ep->active) {
-				ep = &usbdev.ep[3];
-				ep->address = 3;
-				if (ep->active) {
-					err("too many IN ep's requested");
-					ret = -ENODEV;
-					goto out;
-	}
-	}
-		} else {
-			ep = &usbdev.ep[4];
-			ep->address = 4;
-			if (ep->active) {
-				ep = &usbdev.ep[5];
-				ep->address = 5;
-				if (ep->active) {
-					err("too many OUT ep's requested");
-					ret = -ENODEV;
-					goto out;
-	}
-	}
-		}
-
-		ep->active = 1;
-		epd->bEndpointAddress &= ~0x0f;
-		epd->bEndpointAddress |= (u8)ep->address;
-		ep->direction = epd->bEndpointAddress & 0x80;
-		ep->type = epd->bmAttributes & 0x03;
-		ep->max_pkt_size = le16_to_cpu(epd->wMaxPacketSize);
-		spin_lock_init(&ep->lock);
-		ep->desc = epd;
-		ep->reg = &ep_reg[ep->address];
-		}
-
-	/*
-	 * initialize the full config descriptor
-	 */
-	usbdev.full_conf_desc = fcd = kmalloc(le16_to_cpu(config_desc->wTotalLength),
-					      ALLOC_FLAGS);
-	if (!fcd) {
-		err("failed to alloc full config descriptor");
-		ret = -ENOMEM;
-		goto out;
-	}
-
-	memcpy(fcd, config_desc, USB_DT_CONFIG_SIZE);
-	fcd += USB_DT_CONFIG_SIZE;
-	memcpy(fcd, if_desc, USB_DT_INTERFACE_SIZE);
-	fcd += USB_DT_INTERFACE_SIZE;
-	for (i = 0; i < if_desc->bNumEndpoints; i++) {
-		memcpy(fcd, &ep_desc[i], USB_DT_ENDPOINT_SIZE);
-		fcd += USB_DT_ENDPOINT_SIZE;
-	}
-
-	/* Now we're ready to enable the controller */
-	au_writel(0x0002, USBD_ENABLE);
-	udelay(100);
-	au_writel(0x0003, USBD_ENABLE);
-	udelay(100);
-
-	/* build and send config table based on ep descriptors */
-	for (i = 0; i < 6; i++) {
-		endpoint_t *ep;
-		if (i == 1)
-			continue; // skip dummy ep
-		ep = &usbdev.ep[i];
-		if (ep->active) {
-			au_writel((ep->address << 4) | 0x04, USBD_CONFIG);
-			au_writel(((ep->max_pkt_size & 0x380) >> 7) |
-				  (ep->direction >> 4) | (ep->type << 4),
-				  USBD_CONFIG);
-			au_writel((ep->max_pkt_size & 0x7f) << 1, USBD_CONFIG);
-			au_writel(0x00, USBD_CONFIG);
-			au_writel(ep->address, USBD_CONFIG);
-		} else {
-			u8 dir = (i==2 || i==3) ? DIR_IN : DIR_OUT;
-			au_writel((i << 4) | 0x04, USBD_CONFIG);
-			au_writel(((16 & 0x380) >> 7) | dir |
-				  (BULK_EP << 4), USBD_CONFIG);
-			au_writel((16 & 0x7f) << 1, USBD_CONFIG);
-			au_writel(0x00, USBD_CONFIG);
-			au_writel(i, USBD_CONFIG);
-		}
-	}
-
-	/*
-	 * Enable Receive FIFO Complete interrupts only. Transmit
-	 * complete is being handled by the DMA done interrupts.
-	 */
-	au_writel(0x31, USBD_INTEN);
-
-	/*
-	 * Controller is now enabled, request DMA and IRQ
-	 * resources.
-	 */
-
-	/* request the USB device transfer complete interrupt */
-	if (request_irq(AU1000_USB_DEV_REQ_INT, req_sus_intr, IRQF_DISABLED,
-			"USBdev req", &usbdev)) {
-		err("Can't get device request intr");
-		ret = -ENXIO;
-		goto out;
-	}
-	/* request the USB device suspend interrupt */
-	if (request_irq(AU1000_USB_DEV_SUS_INT, req_sus_intr, IRQF_DISABLED,
-			"USBdev sus", &usbdev)) {
-		err("Can't get device suspend intr");
-		ret = -ENXIO;
-		goto out;
-	}
-
-	/* Request EP0 DMA and IRQ */
-	if ((ep0->indma = request_au1000_dma(ep_dma_id[0].id,
-					     ep_dma_id[0].str,
-					     dma_done_ep0_intr,
-					     IRQF_DISABLED,
-					     &usbdev)) < 0) {
-		err("Can't get %s DMA", ep_dma_id[0].str);
-		ret = -ENXIO;
-		goto out;
-	}
-	if ((ep0->outdma = request_au1000_dma(ep_dma_id[1].id,
-					      ep_dma_id[1].str,
-					      NULL, 0, NULL)) < 0) {
-		err("Can't get %s DMA", ep_dma_id[1].str);
-		ret = -ENXIO;
-		goto out;
-	}
-
-	// Flush the ep0 buffers and FIFOs
-	endpoint_flush(ep0);
-	// start packet reception on ep0
-	kickstart_receive_packet(ep0);
-
-	/* Request DMA and IRQ for the other endpoints */
-	for (i = 2; i < 6; i++) {
-		endpoint_t *ep = &usbdev.ep[i];
-		if (!ep->active)
-			continue;
-
-		// Flush the endpoint buffers and FIFOs
-		endpoint_flush(ep);
-
-		if (ep->direction == USB_DIR_IN) {
-			ep->indma =
-				request_au1000_dma(ep_dma_id[ep->address].id,
-						   ep_dma_id[ep->address].str,
-						   dma_done_ep_intr,
-						   IRQF_DISABLED,
-						   &usbdev);
-			if (ep->indma < 0) {
-				err("Can't get %s DMA",
-				    ep_dma_id[ep->address].str);
-				ret = -ENXIO;
-				goto out;
-			}
-		} else {
-			ep->outdma =
-				request_au1000_dma(ep_dma_id[ep->address].id,
-						   ep_dma_id[ep->address].str,
-						   NULL, 0, NULL);
-			if (ep->outdma < 0) {
-				err("Can't get %s DMA",
-				    ep_dma_id[ep->address].str);
-				ret = -ENXIO;
-				goto out;
-			}
-
-			// start packet reception on OUT endpoint
-			kickstart_receive_packet(ep);
-		}
-	}
-
- out:
-	if (ret)
-		usbdev_exit();
-	return ret;
-}
-
-EXPORT_SYMBOL(usbdev_init);
-EXPORT_SYMBOL(usbdev_exit);
-EXPORT_SYMBOL(usbdev_alloc_packet);
-EXPORT_SYMBOL(usbdev_receive_packet);
-EXPORT_SYMBOL(usbdev_send_packet);
-EXPORT_SYMBOL(usbdev_get_byte_count);
diff --git a/arch/mips/au1000/db1x00/board_setup.c b/arch/mips/au1000/db1x00/board_setup.c
index 7a79293f8527..8b08edb977be 100644
--- a/arch/mips/au1000/db1x00/board_setup.c
+++ b/arch/mips/au1000/db1x00/board_setup.c
@@ -58,11 +58,6 @@ void __init board_setup(void)
 
 	pin_func = 0;
 	/* not valid for 1550 */
-#ifdef CONFIG_AU1X00_USB_DEVICE
-	// 2nd USB port is USB device
-	pin_func = au_readl(SYS_PINFUNC) & (u32)(~0x8000);
-	au_writel(pin_func, SYS_PINFUNC);
-#endif
 
 #if defined(CONFIG_IRDA) && (defined(CONFIG_SOC_AU1000) || defined(CONFIG_SOC_AU1100))
 	/* set IRFIRSEL instead of GPIO15 */
diff --git a/arch/mips/au1000/mtx-1/board_setup.c b/arch/mips/au1000/mtx-1/board_setup.c
index e917e54fc683..13f9bf5f91a6 100644
--- a/arch/mips/au1000/mtx-1/board_setup.c
+++ b/arch/mips/au1000/mtx-1/board_setup.c
@@ -51,15 +51,11 @@ void board_reset (void)
 
 void __init board_setup(void)
 {
-#if defined (CONFIG_USB_OHCI) || defined (CONFIG_AU1X00_USB_DEVICE)
-#ifdef CONFIG_AU1X00_USB_DEVICE
-	// 2nd USB port is USB device
-	au_writel(au_readl(SYS_PINFUNC) & (u32)(~0x8000), SYS_PINFUNC);
-#endif
+#ifdef CONFIG_USB_OHCI
 	// enable USB power switch
 	au_writel( au_readl(GPIO2_DIR) | 0x10, GPIO2_DIR );
 	au_writel( 0x100000, GPIO2_OUTPUT );
-#endif // defined (CONFIG_USB_OHCI) || defined (CONFIG_AU1X00_USB_DEVICE)
+#endif // defined (CONFIG_USB_OHCI)
 
 #ifdef CONFIG_PCI
 #if defined(__MIPSEB__)
diff --git a/arch/mips/au1000/pb1000/board_setup.c b/arch/mips/au1000/pb1000/board_setup.c
index 1cf18e16ab54..824cfafaff92 100644
--- a/arch/mips/au1000/pb1000/board_setup.c
+++ b/arch/mips/au1000/pb1000/board_setup.c
@@ -54,7 +54,7 @@ void __init board_setup(void)
 	au_writel(0, SYS_PINSTATERD);
 	udelay(100);
 
-#if defined (CONFIG_USB_OHCI) || defined (CONFIG_AU1X00_USB_DEVICE)
+#ifdef CONFIG_USB_OHCI
 	/* zero and disable FREQ2 */
 	sys_freqctrl = au_readl(SYS_FREQCTRL0);
 	sys_freqctrl &= ~0xFFF00000;
@@ -105,22 +105,18 @@ void __init board_setup(void)
 #ifdef CONFIG_USB_OHCI
 	sys_clksrc |= ((4<<12) | (0<<11) | (0<<10));
 #endif
-#ifdef CONFIG_AU1X00_USB_DEVICE
-	sys_clksrc |= ((4<<7) | (0<<6) | (0<<5));
-#endif
 	au_writel(sys_clksrc, SYS_CLKSRC);
 
 	// configure pins GPIO[14:9] as GPIO
 	pin_func = au_readl(SYS_PINFUNC) & (u32)(~0x8080);
 
-#ifndef CONFIG_AU1X00_USB_DEVICE
 	// 2nd USB port is USB host
 	pin_func |= 0x8000;
-#endif
+
 	au_writel(pin_func, SYS_PINFUNC);
 	au_writel(0x2800, SYS_TRIOUTCLR);
 	au_writel(0x0030, SYS_OUTPUTCLR);
-#endif // defined (CONFIG_USB_OHCI) || defined (CONFIG_AU1X00_USB_DEVICE)
+#endif // defined (CONFIG_USB_OHCI)
 
 	// make gpio 15 an input (for interrupt line)
 	pin_func = au_readl(SYS_PINFUNC) & (u32)(~0x100);
diff --git a/arch/mips/au1000/pb1100/board_setup.c b/arch/mips/au1000/pb1100/board_setup.c
index db27b9331ff3..2d1533f116c0 100644
--- a/arch/mips/au1000/pb1100/board_setup.c
+++ b/arch/mips/au1000/pb1100/board_setup.c
@@ -55,7 +55,7 @@ void __init board_setup(void)
 	au_writel(0, SYS_PININPUTEN);
 	udelay(100);
 
-#if defined (CONFIG_USB_OHCI) || defined (CONFIG_AU1X00_USB_DEVICE)
+#ifdef CONFIG_USB_OHCI
 	// configure pins GPIO[14:9] as GPIO
 	pin_func = au_readl(SYS_PINFUNC) & (u32)(~0x80);
 
@@ -92,12 +92,10 @@ void __init board_setup(void)
 
 	// get USB Functionality pin state (device vs host drive pins)
 	pin_func = au_readl(SYS_PINFUNC) & (u32)(~0x8000);
-#ifndef CONFIG_AU1X00_USB_DEVICE
 	// 2nd USB port is USB host
 	pin_func |= 0x8000;
-#endif
 	au_writel(pin_func, SYS_PINFUNC);
-#endif // defined (CONFIG_USB_OHCI) || defined (CONFIG_AU1X00_USB_DEVICE)
+#endif // defined (CONFIG_USB_OHCI)
 
 	/* Enable sys bus clock divider when IDLE state or no bus activity. */
 	au_writel(au_readl(SYS_POWERCTRL) | (0x3 << 5), SYS_POWERCTRL);
diff --git a/arch/mips/au1000/pb1200/irqmap.c b/arch/mips/au1000/pb1200/irqmap.c
index f66779f0d4cd..91983ba407c4 100644
--- a/arch/mips/au1000/pb1200/irqmap.c
+++ b/arch/mips/au1000/pb1200/irqmap.c
@@ -65,7 +65,7 @@ int __initdata au1xxx_nr_irqs = ARRAY_SIZE(au1xxx_irq_map);
  */
 static volatile int pb1200_cascade_en=0;
 
-irqreturn_t pb1200_cascade_handler( int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t pb1200_cascade_handler( int irq, void *dev_id)
 {
 	unsigned short bisr = bcsr->int_status;
 	int extirq_nr = 0;
@@ -76,8 +76,9 @@ irqreturn_t pb1200_cascade_handler( int irq, void *dev_id, struct pt_regs *regs)
 	{
 		extirq_nr = (PB1200_INT_BEGIN-1) + au_ffs(bisr);
 		/* Ack and dispatch IRQ */
-		do_IRQ(extirq_nr,regs);
+		do_IRQ(extirq_nr);
 	}
+
 	return IRQ_RETVAL(1);
 }
 
diff --git a/arch/mips/au1000/pb1500/board_setup.c b/arch/mips/au1000/pb1500/board_setup.c
index 1a9a293de6ab..0ffdb4fd575b 100644
--- a/arch/mips/au1000/pb1500/board_setup.c
+++ b/arch/mips/au1000/pb1500/board_setup.c
@@ -56,7 +56,7 @@ void __init board_setup(void)
 	au_writel(0, SYS_PINSTATERD);
 	udelay(100);
 
-#if defined (CONFIG_USB_OHCI) || defined (CONFIG_AU1X00_USB_DEVICE)
+#ifdef CONFIG_USB_OHCI
 
 	/* GPIO201 is input for PCMCIA card detect */
 	/* GPIO203 is input for PCMCIA interrupt request */
@@ -88,19 +88,14 @@ void __init board_setup(void)
 #ifdef CONFIG_USB_OHCI
 	sys_clksrc |= ((4<<12) | (0<<11) | (0<<10));
 #endif
-#ifdef CONFIG_AU1X00_USB_DEVICE
-	sys_clksrc |= ((4<<7) | (0<<6) | (0<<5));
-#endif
 	au_writel(sys_clksrc, SYS_CLKSRC);
 
 
 	pin_func = au_readl(SYS_PINFUNC) & (u32)(~0x8000);
-#ifndef CONFIG_AU1X00_USB_DEVICE
 	// 2nd USB port is USB host
 	pin_func |= 0x8000;
-#endif
 	au_writel(pin_func, SYS_PINFUNC);
-#endif // defined (CONFIG_USB_OHCI) || defined (CONFIG_AU1X00_USB_DEVICE)
+#endif // defined (CONFIG_USB_OHCI)
 
 
 
diff --git a/arch/mips/basler/excite/excite_dbg_io.c b/arch/mips/basler/excite/excite_dbg_io.c
index c04505afa47f..d289e3a868cf 100644
--- a/arch/mips/basler/excite/excite_dbg_io.c
+++ b/arch/mips/basler/excite/excite_dbg_io.c
@@ -112,7 +112,7 @@ int putDebugChar(int data)
 }
 
 /* KGDB interrupt handler */
-asmlinkage void excite_kgdb_inthdl(struct pt_regs *regs)
+asmlinkage void excite_kgdb_inthdl(void)
 {
 	if (unlikely(
 		((titan_readl(UAIIR) & 0x7) == 4)
diff --git a/arch/mips/basler/excite/excite_iodev.c b/arch/mips/basler/excite/excite_iodev.c
index 10bbb8cfb964..6af0b21ebc32 100644
--- a/arch/mips/basler/excite/excite_iodev.c
+++ b/arch/mips/basler/excite/excite_iodev.c
@@ -38,7 +38,7 @@ static int iodev_open(struct inode *, struct file *);
 static int iodev_release(struct inode *, struct file *);
 static ssize_t iodev_read(struct file *, char __user *, size_t s, loff_t *);
 static unsigned int iodev_poll(struct file *, struct poll_table_struct *);
-static irqreturn_t iodev_irqhdl(int, void *, struct pt_regs *);
+static irqreturn_t iodev_irqhdl(int, void *);
 
 
 
@@ -108,16 +108,12 @@ static int __exit iodev_remove(struct device *dev)
 	return misc_deregister(&miscdev);
 }
 
-
-
 static int iodev_open(struct inode *i, struct file *f)
 {
 	return request_irq(iodev_irq, iodev_irqhdl, IRQF_DISABLED,
 			   iodev_name, &miscdev);
 }
 
-
-
 static int iodev_release(struct inode *i, struct file *f)
 {
 	free_irq(iodev_irq, &miscdev);
@@ -148,17 +144,13 @@ static unsigned int iodev_poll(struct file *f, struct poll_table_struct *p)
 	return POLLOUT | POLLWRNORM;
 }
 
-
-
-
-static irqreturn_t iodev_irqhdl(int irq, void *ctxt, struct pt_regs *regs)
+static irqreturn_t iodev_irqhdl(int irq, void *ctxt)
 {
 	wake_up(&wq);
+
 	return IRQ_HANDLED;
 }
 
-
-
 static int __init iodev_init_module(void)
 {
 	return driver_register(&iodev_driver);
diff --git a/arch/mips/basler/excite/excite_irq.c b/arch/mips/basler/excite/excite_irq.c
index 511ad8730f54..2e2061a286c5 100644
--- a/arch/mips/basler/excite/excite_irq.c
+++ b/arch/mips/basler/excite/excite_irq.c
@@ -56,7 +56,7 @@ void __init arch_init_irq(void)
 #endif
 }
 
-asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+asmlinkage void plat_irq_dispatch(void)
 {
 	const u32
 		interrupts = read_c0_cause() >> 8,
@@ -67,7 +67,7 @@ asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
 
 	/* process timer interrupt */
 	if (pending & (1 << TIMER_IRQ)) {
-		do_IRQ(TIMER_IRQ, regs);
+		do_IRQ(TIMER_IRQ);
 		return;
 	}
 
@@ -80,7 +80,7 @@ asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
 #else
 	if (pending & (1 << USB_IRQ)) {
 #endif
-		do_IRQ(USB_IRQ, regs);
+		do_IRQ(USB_IRQ);
 		return;
 	}
 
@@ -91,9 +91,9 @@ asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
 	if ((pending & (1 << TITAN_IRQ)) && msgint) {
 		ocd_writel(msgint, INTP0Clear0 + (TITAN_MSGINT / 0x20 * 0x10));
 #if defined(CONFIG_KGDB)
-		excite_kgdb_inthdl(regs);
+		excite_kgdb_inthdl();
 #endif
-		do_IRQ(TITAN_IRQ, regs);
+		do_IRQ(TITAN_IRQ);
 		return;
 	}
 
@@ -102,7 +102,7 @@ asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
 	msgintmask  = ocd_readl(INTP0Mask0 + (FPGA0_MSGINT / 0x20 * 0x10));
 	msgint	    = msgintflags & msgintmask & (0x1 << (FPGA0_MSGINT % 0x20));
 	if ((pending & (1 << FPGA0_IRQ)) && msgint) {
-		do_IRQ(FPGA0_IRQ, regs);
+		do_IRQ(FPGA0_IRQ);
 		return;
 	}
 
@@ -111,7 +111,7 @@ asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
 	msgintmask  = ocd_readl(INTP0Mask0 + (FPGA1_MSGINT / 0x20 * 0x10));
 	msgint	    = msgintflags & msgintmask & (0x1 << (FPGA1_MSGINT % 0x20));
 	if ((pending & (1 << FPGA1_IRQ)) && msgint) {
-		do_IRQ(FPGA1_IRQ, regs);
+		do_IRQ(FPGA1_IRQ);
 		return;
 	}
 
@@ -120,10 +120,10 @@ asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
 	msgintmask  = ocd_readl(INTP0Mask0 + (PHY_MSGINT / 0x20 * 0x10));
 	msgint	    = msgintflags & msgintmask & (0x1 << (PHY_MSGINT % 0x20));
 	if ((pending & (1 << PHY_IRQ)) && msgint) {
-		do_IRQ(PHY_IRQ, regs);
+		do_IRQ(PHY_IRQ);
 		return;
 	}
 
 	/* Process spurious interrupts */
-	spurious_interrupt(regs);
+	spurious_interrupt();
 }
diff --git a/arch/mips/cobalt/irq.c b/arch/mips/cobalt/irq.c
index 0b75f4fb7195..82e569d5b02c 100644
--- a/arch/mips/cobalt/irq.c
+++ b/arch/mips/cobalt/irq.c
@@ -16,7 +16,6 @@
 #include <asm/i8259.h>
 #include <asm/irq_cpu.h>
 #include <asm/gt64120.h>
-#include <asm/ptrace.h>
 
 #include <asm/mach-cobalt/cobalt.h>
 
@@ -42,7 +41,7 @@
  *    15  - IDE1
  */
 
-static inline void galileo_irq(struct pt_regs *regs)
+static inline void galileo_irq(void)
 {
 	unsigned int mask, pending, devfn;
 
@@ -52,7 +51,7 @@ static inline void galileo_irq(struct pt_regs *regs)
 	if (pending & GALILEO_INTR_T0EXP) {
 
 		GALILEO_OUTL(~GALILEO_INTR_T0EXP, GT_INTRCAUSE_OFS);
-		do_IRQ(COBALT_GALILEO_IRQ, regs);
+		do_IRQ(COBALT_GALILEO_IRQ);
 
 	} else if (pending & GALILEO_INTR_RETRY_CTR) {
 
@@ -68,44 +67,31 @@ static inline void galileo_irq(struct pt_regs *regs)
 	}
 }
 
-static inline void via_pic_irq(struct pt_regs *regs)
+static inline void via_pic_irq(void)
 {
 	int irq;
 
 	irq = i8259_irq();
 	if (irq >= 0)
-		do_IRQ(irq, regs);
+		do_IRQ(irq);
 }
 
-asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+asmlinkage void plat_irq_dispatch(void)
 {
-	unsigned pending;
-
-	pending = read_c0_status() & read_c0_cause();
-
-	if (pending & CAUSEF_IP2)			/* COBALT_GALILEO_IRQ (18) */
-
-		galileo_irq(regs);
-
-	else if (pending & CAUSEF_IP6)			/* COBALT_VIA_IRQ (22) */
-
-		via_pic_irq(regs);
-
-	else if (pending & CAUSEF_IP3)			/* COBALT_ETH0_IRQ (19) */
-
-		do_IRQ(COBALT_CPU_IRQ + 3, regs);
-
-	else if (pending & CAUSEF_IP4)			/* COBALT_ETH1_IRQ (20) */
-
-		do_IRQ(COBALT_CPU_IRQ + 4, regs);
-
-	else if (pending & CAUSEF_IP5)			/* COBALT_SERIAL_IRQ (21) */
-
-		do_IRQ(COBALT_CPU_IRQ + 5, regs);
-
-	else if (pending & CAUSEF_IP7)			/* IRQ 23 */
-
-		do_IRQ(COBALT_CPU_IRQ + 7, regs);
+	unsigned pending = read_c0_status() & read_c0_cause();
+
+	if (pending & CAUSEF_IP2)		/* COBALT_GALILEO_IRQ (18) */
+		galileo_irq();
+	else if (pending & CAUSEF_IP6)		/* COBALT_VIA_IRQ (22) */
+		via_pic_irq();
+	else if (pending & CAUSEF_IP3)		/* COBALT_ETH0_IRQ (19) */
+		do_IRQ(COBALT_CPU_IRQ + 3);
+	else if (pending & CAUSEF_IP4)		/* COBALT_ETH1_IRQ (20) */
+		do_IRQ(COBALT_CPU_IRQ + 4);
+	else if (pending & CAUSEF_IP5)		/* COBALT_SERIAL_IRQ (21) */
+		do_IRQ(COBALT_CPU_IRQ + 5);
+	else if (pending & CAUSEF_IP7)		/* IRQ 23 */
+		do_IRQ(COBALT_CPU_IRQ + 7);
 }
 
 static struct irqaction irq_via = {
diff --git a/arch/mips/cobalt/setup.c b/arch/mips/cobalt/setup.c
index 0b347cffc768..bf9dc72b9720 100644
--- a/arch/mips/cobalt/setup.c
+++ b/arch/mips/cobalt/setup.c
@@ -50,8 +50,8 @@ const char *get_system_type(void)
 
 void __init plat_timer_setup(struct irqaction *irq)
 {
-	/* Load timer value for 1KHz (TCLK is 50MHz) */
-	GALILEO_OUTL(50*1000*1000 / 1000, GT_TC0_OFS);
+	/* Load timer value for HZ (TCLK is 50MHz) */
+	GALILEO_OUTL(50*1000*1000 / HZ, GT_TC0_OFS);
 
 	/* Enable timer */
 	GALILEO_OUTL(GALILEO_ENTC0 | GALILEO_SELTC0, GT_TC_CONTROL_OFS);
diff --git a/arch/mips/configs/jazz_defconfig b/arch/mips/configs/jazz_defconfig
new file mode 100644
index 000000000000..382083ebea0a
--- /dev/null
+++ b/arch/mips/configs/jazz_defconfig
@@ -0,0 +1,1404 @@
+#
+# Automatically generated make config: don't edit
+# Linux kernel version: 2.6.19-rc1
+# Sun Oct  8 19:03:07 2006
+#
+CONFIG_MIPS=y
+
+#
+# Machine selection
+#
+# CONFIG_MIPS_MTX1 is not set
+# CONFIG_MIPS_BOSPORUS is not set
+# CONFIG_MIPS_PB1000 is not set
+# CONFIG_MIPS_PB1100 is not set
+# CONFIG_MIPS_PB1500 is not set
+# CONFIG_MIPS_PB1550 is not set
+# CONFIG_MIPS_PB1200 is not set
+# CONFIG_MIPS_DB1000 is not set
+# CONFIG_MIPS_DB1100 is not set
+# CONFIG_MIPS_DB1500 is not set
+# CONFIG_MIPS_DB1550 is not set
+# CONFIG_MIPS_DB1200 is not set
+# CONFIG_MIPS_MIRAGE is not set
+# CONFIG_BASLER_EXCITE is not set
+# CONFIG_MIPS_COBALT is not set
+# CONFIG_MACH_DECSTATION is not set
+# CONFIG_MIPS_EV64120 is not set
+CONFIG_MACH_JAZZ=y
+# CONFIG_LASAT is not set
+# CONFIG_MIPS_ATLAS is not set
+# CONFIG_MIPS_MALTA is not set
+# CONFIG_MIPS_SEAD is not set
+# CONFIG_WR_PPMC is not set
+# CONFIG_MIPS_SIM is not set
+# CONFIG_MOMENCO_JAGUAR_ATX is not set
+# CONFIG_MOMENCO_OCELOT is not set
+# CONFIG_MOMENCO_OCELOT_3 is not set
+# CONFIG_MOMENCO_OCELOT_C is not set
+# CONFIG_MOMENCO_OCELOT_G is not set
+# CONFIG_MIPS_XXS1500 is not set
+# CONFIG_PNX8550_V2PCI is not set
+# CONFIG_PNX8550_JBS is not set
+# CONFIG_DDB5477 is not set
+# CONFIG_MACH_VR41XX is not set
+# CONFIG_PMC_YOSEMITE is not set
+# CONFIG_QEMU is not set
+# CONFIG_MARKEINS is not set
+# CONFIG_SGI_IP22 is not set
+# CONFIG_SGI_IP27 is not set
+# CONFIG_SGI_IP32 is not set
+# CONFIG_SIBYTE_BIGSUR is not set
+# CONFIG_SIBYTE_SWARM is not set
+# CONFIG_SIBYTE_SENTOSA is not set
+# CONFIG_SIBYTE_RHONE is not set
+# CONFIG_SIBYTE_CARMEL is not set
+# CONFIG_SIBYTE_PTSWARM is not set
+# CONFIG_SIBYTE_LITTLESUR is not set
+# CONFIG_SIBYTE_CRHINE is not set
+# CONFIG_SIBYTE_CRHONE is not set
+# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_TOSHIBA_JMR3927 is not set
+# CONFIG_TOSHIBA_RBTX4927 is not set
+# CONFIG_TOSHIBA_RBTX4938 is not set
+# CONFIG_ACER_PICA_61 is not set
+# CONFIG_MIPS_MAGNUM_4000 is not set
+CONFIG_OLIVETTI_M700=y
+CONFIG_RWSEM_GENERIC_SPINLOCK=y
+CONFIG_GENERIC_FIND_NEXT_BIT=y
+CONFIG_GENERIC_HWEIGHT=y
+CONFIG_GENERIC_CALIBRATE_DELAY=y
+CONFIG_GENERIC_TIME=y
+CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y
+CONFIG_ARC=y
+CONFIG_ARCH_MAY_HAVE_PC_FDC=y
+CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
+CONFIG_GENERIC_ISA_DMA=y
+CONFIG_I8259=y
+# CONFIG_CPU_BIG_ENDIAN is not set
+CONFIG_CPU_LITTLE_ENDIAN=y
+CONFIG_SYS_SUPPORTS_LITTLE_ENDIAN=y
+CONFIG_ARC32=y
+CONFIG_MIPS_L1_CACHE_SHIFT=5
+CONFIG_ARC_MEMORY=y
+CONFIG_ARC_PROMLIB=y
+
+#
+# CPU selection
+#
+# CONFIG_CPU_MIPS32_R1 is not set
+# CONFIG_CPU_MIPS32_R2 is not set
+# CONFIG_CPU_MIPS64_R1 is not set
+# CONFIG_CPU_MIPS64_R2 is not set
+# CONFIG_CPU_R3000 is not set
+# CONFIG_CPU_TX39XX is not set
+# CONFIG_CPU_VR41XX is not set
+# CONFIG_CPU_R4300 is not set
+CONFIG_CPU_R4X00=y
+# CONFIG_CPU_TX49XX is not set
+# CONFIG_CPU_R5000 is not set
+# CONFIG_CPU_R5432 is not set
+# CONFIG_CPU_R6000 is not set
+# CONFIG_CPU_NEVADA is not set
+# CONFIG_CPU_R8000 is not set
+# CONFIG_CPU_R10000 is not set
+# CONFIG_CPU_RM7000 is not set
+# CONFIG_CPU_RM9000 is not set
+# CONFIG_CPU_SB1 is not set
+CONFIG_SYS_HAS_CPU_R4X00=y
+CONFIG_SYS_SUPPORTS_32BIT_KERNEL=y
+CONFIG_SYS_SUPPORTS_64BIT_KERNEL=y
+CONFIG_CPU_SUPPORTS_32BIT_KERNEL=y
+CONFIG_CPU_SUPPORTS_64BIT_KERNEL=y
+
+#
+# Kernel type
+#
+CONFIG_32BIT=y
+# CONFIG_64BIT is not set
+CONFIG_PAGE_SIZE_4KB=y
+# CONFIG_PAGE_SIZE_8KB is not set
+# CONFIG_PAGE_SIZE_16KB is not set
+# CONFIG_PAGE_SIZE_64KB is not set
+CONFIG_MIPS_MT_DISABLED=y
+# CONFIG_MIPS_MT_SMP is not set
+# CONFIG_MIPS_MT_SMTC is not set
+# CONFIG_MIPS_VPE_LOADER is not set
+# CONFIG_64BIT_PHYS_ADDR is not set
+CONFIG_CPU_HAS_LLSC=y
+CONFIG_CPU_HAS_SYNC=y
+CONFIG_GENERIC_HARDIRQS=y
+CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_ARCH_FLATMEM_ENABLE=y
+CONFIG_SELECT_MEMORY_MODEL=y
+CONFIG_FLATMEM_MANUAL=y
+# CONFIG_DISCONTIGMEM_MANUAL is not set
+# CONFIG_SPARSEMEM_MANUAL is not set
+CONFIG_FLATMEM=y
+CONFIG_FLAT_NODE_MEM_MAP=y
+# CONFIG_SPARSEMEM_STATIC is not set
+CONFIG_SPLIT_PTLOCK_CPUS=4
+# CONFIG_RESOURCES_64BIT is not set
+# CONFIG_HZ_48 is not set
+CONFIG_HZ_100=y
+# CONFIG_HZ_128 is not set
+# CONFIG_HZ_250 is not set
+# CONFIG_HZ_256 is not set
+# CONFIG_HZ_1000 is not set
+# CONFIG_HZ_1024 is not set
+CONFIG_SYS_SUPPORTS_100HZ=y
+CONFIG_HZ=100
+# CONFIG_PREEMPT_NONE is not set
+CONFIG_PREEMPT_VOLUNTARY=y
+# CONFIG_PREEMPT is not set
+CONFIG_LOCKDEP_SUPPORT=y
+CONFIG_STACKTRACE_SUPPORT=y
+CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+
+#
+# Code maturity level options
+#
+CONFIG_EXPERIMENTAL=y
+CONFIG_BROKEN_ON_SMP=y
+CONFIG_INIT_ENV_ARG_LIMIT=32
+
+#
+# General setup
+#
+CONFIG_LOCALVERSION=""
+CONFIG_LOCALVERSION_AUTO=y
+CONFIG_SWAP=y
+CONFIG_SYSVIPC=y
+# CONFIG_IPC_NS is not set
+CONFIG_POSIX_MQUEUE=y
+CONFIG_BSD_PROCESS_ACCT=y
+# CONFIG_BSD_PROCESS_ACCT_V3 is not set
+# CONFIG_TASKSTATS is not set
+# CONFIG_UTS_NS is not set
+# CONFIG_AUDIT is not set
+CONFIG_IKCONFIG=y
+CONFIG_IKCONFIG_PROC=y
+CONFIG_RELAY=y
+CONFIG_INITRAMFS_SOURCE=""
+# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
+CONFIG_SYSCTL=y
+CONFIG_EMBEDDED=y
+# CONFIG_SYSCTL_SYSCALL is not set
+CONFIG_KALLSYMS=y
+# CONFIG_KALLSYMS_EXTRA_PASS is not set
+CONFIG_HOTPLUG=y
+CONFIG_PRINTK=y
+CONFIG_BUG=y
+CONFIG_ELF_CORE=y
+CONFIG_BASE_FULL=y
+CONFIG_FUTEX=y
+CONFIG_EPOLL=y
+CONFIG_SHMEM=y
+CONFIG_SLAB=y
+CONFIG_VM_EVENT_COUNTERS=y
+CONFIG_RT_MUTEXES=y
+# CONFIG_TINY_SHMEM is not set
+CONFIG_BASE_SMALL=0
+# CONFIG_SLOB is not set
+
+#
+# Loadable module support
+#
+CONFIG_MODULES=y
+CONFIG_MODULE_UNLOAD=y
+# CONFIG_MODULE_FORCE_UNLOAD is not set
+CONFIG_MODVERSIONS=y
+# CONFIG_MODULE_SRCVERSION_ALL is not set
+CONFIG_KMOD=y
+
+#
+# Block layer
+#
+CONFIG_BLOCK=y
+# CONFIG_LBD is not set
+# CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_LSF is not set
+
+#
+# IO Schedulers
+#
+CONFIG_IOSCHED_NOOP=y
+CONFIG_IOSCHED_AS=y
+CONFIG_IOSCHED_DEADLINE=y
+CONFIG_IOSCHED_CFQ=y
+CONFIG_DEFAULT_AS=y
+# CONFIG_DEFAULT_DEADLINE is not set
+# CONFIG_DEFAULT_CFQ is not set
+# CONFIG_DEFAULT_NOOP is not set
+CONFIG_DEFAULT_IOSCHED="anticipatory"
+
+#
+# Bus options (PCI, PCMCIA, EISA, ISA, TC)
+#
+CONFIG_ISA=y
+CONFIG_MMU=y
+CONFIG_I8253=y
+
+#
+# PCCARD (PCMCIA/CardBus) support
+#
+# CONFIG_PCCARD is not set
+
+#
+# PCI Hotplug Support
+#
+
+#
+# Executable file formats
+#
+CONFIG_BINFMT_ELF=y
+CONFIG_BINFMT_MISC=m
+CONFIG_TRAD_SIGNALS=y
+
+#
+# Networking
+#
+CONFIG_NET=y
+
+#
+# Networking options
+#
+# CONFIG_NETDEBUG is not set
+CONFIG_PACKET=m
+CONFIG_PACKET_MMAP=y
+CONFIG_UNIX=y
+CONFIG_XFRM=y
+# CONFIG_XFRM_USER is not set
+# CONFIG_XFRM_SUB_POLICY is not set
+CONFIG_NET_KEY=m
+CONFIG_INET=y
+CONFIG_IP_MULTICAST=y
+# CONFIG_IP_ADVANCED_ROUTER is not set
+CONFIG_IP_FIB_HASH=y
+# CONFIG_IP_PNP is not set
+CONFIG_NET_IPIP=m
+CONFIG_NET_IPGRE=m
+CONFIG_NET_IPGRE_BROADCAST=y
+CONFIG_IP_MROUTE=y
+CONFIG_IP_PIMSM_V1=y
+CONFIG_IP_PIMSM_V2=y
+# CONFIG_ARPD is not set
+# CONFIG_SYN_COOKIES is not set
+# CONFIG_INET_AH is not set
+# CONFIG_INET_ESP is not set
+# CONFIG_INET_IPCOMP is not set
+# CONFIG_INET_XFRM_TUNNEL is not set
+CONFIG_INET_TUNNEL=m
+CONFIG_INET_XFRM_MODE_TRANSPORT=m
+CONFIG_INET_XFRM_MODE_TUNNEL=m
+CONFIG_INET_XFRM_MODE_BEET=y
+CONFIG_INET_DIAG=y
+CONFIG_INET_TCP_DIAG=y
+# CONFIG_TCP_CONG_ADVANCED is not set
+CONFIG_TCP_CONG_CUBIC=y
+CONFIG_DEFAULT_TCP_CONG="cubic"
+
+#
+# IP: Virtual Server Configuration
+#
+# CONFIG_IP_VS is not set
+CONFIG_IPV6=m
+CONFIG_IPV6_PRIVACY=y
+CONFIG_IPV6_ROUTER_PREF=y
+CONFIG_IPV6_ROUTE_INFO=y
+CONFIG_INET6_AH=m
+CONFIG_INET6_ESP=m
+CONFIG_INET6_IPCOMP=m
+# CONFIG_IPV6_MIP6 is not set
+CONFIG_INET6_XFRM_TUNNEL=m
+CONFIG_INET6_TUNNEL=m
+CONFIG_INET6_XFRM_MODE_TRANSPORT=m
+CONFIG_INET6_XFRM_MODE_TUNNEL=m
+CONFIG_INET6_XFRM_MODE_BEET=m
+# CONFIG_INET6_XFRM_MODE_ROUTEOPTIMIZATION is not set
+CONFIG_IPV6_TUNNEL=m
+# CONFIG_IPV6_SUBTREES is not set
+# CONFIG_IPV6_MULTIPLE_TABLES is not set
+CONFIG_NETWORK_SECMARK=y
+CONFIG_NETFILTER=y
+# CONFIG_NETFILTER_DEBUG is not set
+CONFIG_BRIDGE_NETFILTER=y
+
+#
+# Core Netfilter Configuration
+#
+CONFIG_NETFILTER_NETLINK=m
+CONFIG_NETFILTER_NETLINK_QUEUE=m
+CONFIG_NETFILTER_NETLINK_LOG=m
+CONFIG_NETFILTER_XTABLES=m
+CONFIG_NETFILTER_XT_TARGET_CLASSIFY=m
+CONFIG_NETFILTER_XT_TARGET_CONNMARK=m
+# CONFIG_NETFILTER_XT_TARGET_DSCP is not set
+CONFIG_NETFILTER_XT_TARGET_MARK=m
+CONFIG_NETFILTER_XT_TARGET_NFQUEUE=m
+CONFIG_NETFILTER_XT_TARGET_NOTRACK=m
+CONFIG_NETFILTER_XT_TARGET_SECMARK=m
+# CONFIG_NETFILTER_XT_TARGET_CONNSECMARK is not set
+CONFIG_NETFILTER_XT_MATCH_COMMENT=m
+CONFIG_NETFILTER_XT_MATCH_CONNMARK=m
+CONFIG_NETFILTER_XT_MATCH_CONNTRACK=m
+CONFIG_NETFILTER_XT_MATCH_DCCP=m
+# CONFIG_NETFILTER_XT_MATCH_DSCP is not set
+CONFIG_NETFILTER_XT_MATCH_ESP=m
+CONFIG_NETFILTER_XT_MATCH_HELPER=m
+CONFIG_NETFILTER_XT_MATCH_LENGTH=m
+CONFIG_NETFILTER_XT_MATCH_LIMIT=m
+CONFIG_NETFILTER_XT_MATCH_MAC=m
+CONFIG_NETFILTER_XT_MATCH_MARK=m
+CONFIG_NETFILTER_XT_MATCH_POLICY=m
+CONFIG_NETFILTER_XT_MATCH_MULTIPORT=m
+CONFIG_NETFILTER_XT_MATCH_PHYSDEV=m
+CONFIG_NETFILTER_XT_MATCH_PKTTYPE=m
+CONFIG_NETFILTER_XT_MATCH_QUOTA=m
+CONFIG_NETFILTER_XT_MATCH_REALM=m
+CONFIG_NETFILTER_XT_MATCH_SCTP=m
+CONFIG_NETFILTER_XT_MATCH_STATE=m
+CONFIG_NETFILTER_XT_MATCH_STATISTIC=m
+CONFIG_NETFILTER_XT_MATCH_STRING=m
+CONFIG_NETFILTER_XT_MATCH_TCPMSS=m
+
+#
+# IP: Netfilter Configuration
+#
+CONFIG_IP_NF_CONNTRACK=m
+# CONFIG_IP_NF_CT_ACCT is not set
+CONFIG_IP_NF_CONNTRACK_MARK=y
+CONFIG_IP_NF_CONNTRACK_SECMARK=y
+CONFIG_IP_NF_CONNTRACK_EVENTS=y
+CONFIG_IP_NF_CONNTRACK_NETLINK=m
+CONFIG_IP_NF_CT_PROTO_SCTP=m
+CONFIG_IP_NF_FTP=m
+CONFIG_IP_NF_IRC=m
+# CONFIG_IP_NF_NETBIOS_NS is not set
+CONFIG_IP_NF_TFTP=m
+CONFIG_IP_NF_AMANDA=m
+CONFIG_IP_NF_PPTP=m
+CONFIG_IP_NF_H323=m
+CONFIG_IP_NF_SIP=m
+CONFIG_IP_NF_QUEUE=m
+CONFIG_IP_NF_IPTABLES=m
+CONFIG_IP_NF_MATCH_IPRANGE=m
+CONFIG_IP_NF_MATCH_TOS=m
+CONFIG_IP_NF_MATCH_RECENT=m
+CONFIG_IP_NF_MATCH_ECN=m
+CONFIG_IP_NF_MATCH_AH=m
+CONFIG_IP_NF_MATCH_TTL=m
+CONFIG_IP_NF_MATCH_OWNER=m
+CONFIG_IP_NF_MATCH_ADDRTYPE=m
+CONFIG_IP_NF_MATCH_HASHLIMIT=m
+CONFIG_IP_NF_FILTER=m
+CONFIG_IP_NF_TARGET_REJECT=m
+CONFIG_IP_NF_TARGET_LOG=m
+CONFIG_IP_NF_TARGET_ULOG=m
+CONFIG_IP_NF_TARGET_TCPMSS=m
+CONFIG_IP_NF_NAT=m
+CONFIG_IP_NF_NAT_NEEDED=y
+CONFIG_IP_NF_TARGET_MASQUERADE=m
+CONFIG_IP_NF_TARGET_REDIRECT=m
+CONFIG_IP_NF_TARGET_NETMAP=m
+CONFIG_IP_NF_TARGET_SAME=m
+CONFIG_IP_NF_NAT_SNMP_BASIC=m
+CONFIG_IP_NF_NAT_IRC=m
+CONFIG_IP_NF_NAT_FTP=m
+CONFIG_IP_NF_NAT_TFTP=m
+CONFIG_IP_NF_NAT_AMANDA=m
+CONFIG_IP_NF_NAT_PPTP=m
+CONFIG_IP_NF_NAT_H323=m
+CONFIG_IP_NF_NAT_SIP=m
+CONFIG_IP_NF_MANGLE=m
+CONFIG_IP_NF_TARGET_TOS=m
+CONFIG_IP_NF_TARGET_ECN=m
+CONFIG_IP_NF_TARGET_TTL=m
+CONFIG_IP_NF_TARGET_CLUSTERIP=m
+CONFIG_IP_NF_RAW=m
+CONFIG_IP_NF_ARPTABLES=m
+CONFIG_IP_NF_ARPFILTER=m
+CONFIG_IP_NF_ARP_MANGLE=m
+
+#
+# IPv6: Netfilter Configuration (EXPERIMENTAL)
+#
+CONFIG_IP6_NF_QUEUE=m
+CONFIG_IP6_NF_IPTABLES=m
+CONFIG_IP6_NF_MATCH_RT=m
+CONFIG_IP6_NF_MATCH_OPTS=m
+CONFIG_IP6_NF_MATCH_FRAG=m
+CONFIG_IP6_NF_MATCH_HL=m
+CONFIG_IP6_NF_MATCH_OWNER=m
+CONFIG_IP6_NF_MATCH_IPV6HEADER=m
+CONFIG_IP6_NF_MATCH_AH=m
+CONFIG_IP6_NF_MATCH_EUI64=m
+CONFIG_IP6_NF_FILTER=m
+CONFIG_IP6_NF_TARGET_LOG=m
+CONFIG_IP6_NF_TARGET_REJECT=m
+CONFIG_IP6_NF_MANGLE=m
+CONFIG_IP6_NF_TARGET_HL=m
+CONFIG_IP6_NF_RAW=m
+
+#
+# DECnet: Netfilter Configuration
+#
+CONFIG_DECNET_NF_GRABULATOR=m
+
+#
+# Bridge: Netfilter Configuration
+#
+CONFIG_BRIDGE_NF_EBTABLES=m
+CONFIG_BRIDGE_EBT_BROUTE=m
+CONFIG_BRIDGE_EBT_T_FILTER=m
+CONFIG_BRIDGE_EBT_T_NAT=m
+CONFIG_BRIDGE_EBT_802_3=m
+CONFIG_BRIDGE_EBT_AMONG=m
+CONFIG_BRIDGE_EBT_ARP=m
+CONFIG_BRIDGE_EBT_IP=m
+CONFIG_BRIDGE_EBT_LIMIT=m
+CONFIG_BRIDGE_EBT_MARK=m
+CONFIG_BRIDGE_EBT_PKTTYPE=m
+CONFIG_BRIDGE_EBT_STP=m
+CONFIG_BRIDGE_EBT_VLAN=m
+CONFIG_BRIDGE_EBT_ARPREPLY=m
+CONFIG_BRIDGE_EBT_DNAT=m
+CONFIG_BRIDGE_EBT_MARK_T=m
+CONFIG_BRIDGE_EBT_REDIRECT=m
+CONFIG_BRIDGE_EBT_SNAT=m
+CONFIG_BRIDGE_EBT_LOG=m
+CONFIG_BRIDGE_EBT_ULOG=m
+
+#
+# DCCP Configuration (EXPERIMENTAL)
+#
+# CONFIG_IP_DCCP is not set
+
+#
+# SCTP Configuration (EXPERIMENTAL)
+#
+# CONFIG_IP_SCTP is not set
+
+#
+# TIPC Configuration (EXPERIMENTAL)
+#
+# CONFIG_TIPC is not set
+# CONFIG_ATM is not set
+CONFIG_BRIDGE=m
+# CONFIG_VLAN_8021Q is not set
+CONFIG_DECNET=m
+# CONFIG_DECNET_ROUTER is not set
+CONFIG_LLC=m
+# CONFIG_LLC2 is not set
+# CONFIG_IPX is not set
+# CONFIG_ATALK is not set
+# CONFIG_X25 is not set
+# CONFIG_LAPB is not set
+# CONFIG_ECONET is not set
+# CONFIG_WAN_ROUTER is not set
+
+#
+# QoS and/or fair queueing
+#
+CONFIG_NET_SCHED=y
+CONFIG_NET_SCH_CLK_JIFFIES=y
+# CONFIG_NET_SCH_CLK_GETTIMEOFDAY is not set
+# CONFIG_NET_SCH_CLK_CPU is not set
+
+#
+# Queueing/Scheduling
+#
+CONFIG_NET_SCH_CBQ=m
+CONFIG_NET_SCH_HTB=m
+CONFIG_NET_SCH_HFSC=m
+CONFIG_NET_SCH_PRIO=m
+CONFIG_NET_SCH_RED=m
+CONFIG_NET_SCH_SFQ=m
+CONFIG_NET_SCH_TEQL=m
+CONFIG_NET_SCH_TBF=m
+CONFIG_NET_SCH_GRED=m
+CONFIG_NET_SCH_DSMARK=m
+CONFIG_NET_SCH_NETEM=m
+CONFIG_NET_SCH_INGRESS=m
+
+#
+# Classification
+#
+CONFIG_NET_CLS=y
+CONFIG_NET_CLS_BASIC=m
+CONFIG_NET_CLS_TCINDEX=m
+CONFIG_NET_CLS_ROUTE4=m
+CONFIG_NET_CLS_ROUTE=y
+CONFIG_NET_CLS_FW=m
+CONFIG_NET_CLS_U32=m
+# CONFIG_CLS_U32_PERF is not set
+# CONFIG_CLS_U32_MARK is not set
+CONFIG_NET_CLS_RSVP=m
+CONFIG_NET_CLS_RSVP6=m
+# CONFIG_NET_EMATCH is not set
+# CONFIG_NET_CLS_ACT is not set
+CONFIG_NET_CLS_POLICE=y
+# CONFIG_NET_CLS_IND is not set
+CONFIG_NET_ESTIMATOR=y
+
+#
+# Network testing
+#
+# CONFIG_NET_PKTGEN is not set
+CONFIG_HAMRADIO=y
+
+#
+# Packet Radio protocols
+#
+CONFIG_AX25=m
+CONFIG_AX25_DAMA_SLAVE=y
+CONFIG_NETROM=m
+CONFIG_ROSE=m
+
+#
+# AX.25 network device drivers
+#
+CONFIG_MKISS=m
+CONFIG_6PACK=m
+CONFIG_BPQETHER=m
+# CONFIG_BAYCOM_SER_FDX is not set
+# CONFIG_BAYCOM_SER_HDX is not set
+# CONFIG_BAYCOM_PAR is not set
+# CONFIG_BAYCOM_EPP is not set
+# CONFIG_YAM is not set
+# CONFIG_IRDA is not set
+# CONFIG_BT is not set
+CONFIG_IEEE80211=m
+# CONFIG_IEEE80211_DEBUG is not set
+CONFIG_IEEE80211_CRYPT_WEP=m
+CONFIG_IEEE80211_CRYPT_CCMP=m
+CONFIG_IEEE80211_SOFTMAC=m
+# CONFIG_IEEE80211_SOFTMAC_DEBUG is not set
+CONFIG_WIRELESS_EXT=y
+
+#
+# Device Drivers
+#
+
+#
+# Generic Driver Options
+#
+CONFIG_STANDALONE=y
+CONFIG_PREVENT_FIRMWARE_BUILD=y
+CONFIG_FW_LOADER=y
+# CONFIG_SYS_HYPERVISOR is not set
+
+#
+# Connector - unified userspace <-> kernelspace linker
+#
+CONFIG_CONNECTOR=m
+
+#
+# Memory Technology Devices (MTD)
+#
+# CONFIG_MTD is not set
+
+#
+# Parallel port support
+#
+CONFIG_PARPORT=m
+CONFIG_PARPORT_PC=m
+# CONFIG_PARPORT_PC_FIFO is not set
+# CONFIG_PARPORT_PC_SUPERIO is not set
+# CONFIG_PARPORT_GSC is not set
+# CONFIG_PARPORT_AX88796 is not set
+CONFIG_PARPORT_1284=y
+
+#
+# Plug and Play support
+#
+# CONFIG_PNP is not set
+
+#
+# Block devices
+#
+CONFIG_BLK_DEV_FD=m
+CONFIG_PARIDE=m
+CONFIG_PARIDE_PARPORT=m
+
+#
+# Parallel IDE high-level drivers
+#
+CONFIG_PARIDE_PD=m
+CONFIG_PARIDE_PCD=m
+CONFIG_PARIDE_PF=m
+CONFIG_PARIDE_PT=m
+CONFIG_PARIDE_PG=m
+
+#
+# Parallel IDE protocol modules
+#
+CONFIG_PARIDE_ATEN=m
+CONFIG_PARIDE_BPCK=m
+CONFIG_PARIDE_BPCK6=m
+CONFIG_PARIDE_COMM=m
+CONFIG_PARIDE_DSTR=m
+CONFIG_PARIDE_FIT2=m
+CONFIG_PARIDE_FIT3=m
+CONFIG_PARIDE_EPAT=m
+# CONFIG_PARIDE_EPATC8 is not set
+CONFIG_PARIDE_EPIA=m
+CONFIG_PARIDE_FRIQ=m
+CONFIG_PARIDE_FRPW=m
+CONFIG_PARIDE_KBIC=m
+CONFIG_PARIDE_KTTI=m
+CONFIG_PARIDE_ON20=m
+CONFIG_PARIDE_ON26=m
+# CONFIG_BLK_DEV_COW_COMMON is not set
+CONFIG_BLK_DEV_LOOP=m
+CONFIG_BLK_DEV_CRYPTOLOOP=m
+CONFIG_BLK_DEV_NBD=m
+CONFIG_BLK_DEV_RAM=m
+CONFIG_BLK_DEV_RAM_COUNT=16
+CONFIG_BLK_DEV_RAM_SIZE=4096
+CONFIG_BLK_DEV_RAM_BLOCKSIZE=1024
+# CONFIG_BLK_DEV_INITRD is not set
+CONFIG_CDROM_PKTCDVD=m
+CONFIG_CDROM_PKTCDVD_BUFFERS=8
+# CONFIG_CDROM_PKTCDVD_WCACHE is not set
+CONFIG_ATA_OVER_ETH=m
+
+#
+# ATA/ATAPI/MFM/RLL support
+#
+# CONFIG_IDE is not set
+
+#
+# SCSI device support
+#
+CONFIG_RAID_ATTRS=m
+CONFIG_SCSI=y
+CONFIG_SCSI_NETLINK=y
+CONFIG_SCSI_PROC_FS=y
+
+#
+# SCSI support type (disk, tape, CD-ROM)
+#
+CONFIG_BLK_DEV_SD=y
+CONFIG_CHR_DEV_ST=m
+# CONFIG_CHR_DEV_OSST is not set
+CONFIG_BLK_DEV_SR=m
+CONFIG_BLK_DEV_SR_VENDOR=y
+# CONFIG_CHR_DEV_SG is not set
+# CONFIG_CHR_DEV_SCH is not set
+
+#
+# Some SCSI devices (e.g. CD jukebox) support multiple LUNs
+#
+# CONFIG_SCSI_MULTI_LUN is not set
+CONFIG_SCSI_CONSTANTS=y
+# CONFIG_SCSI_LOGGING is not set
+
+#
+# SCSI Transports
+#
+CONFIG_SCSI_SPI_ATTRS=y
+CONFIG_SCSI_FC_ATTRS=y
+CONFIG_SCSI_ISCSI_ATTRS=m
+CONFIG_SCSI_SAS_ATTRS=m
+# CONFIG_SCSI_SAS_LIBSAS is not set
+
+#
+# SCSI low-level drivers
+#
+CONFIG_ISCSI_TCP=m
+# CONFIG_SCSI_AHA152X is not set
+# CONFIG_SCSI_AIC7XXX_OLD is not set
+# CONFIG_SCSI_IN2000 is not set
+# CONFIG_SCSI_DTC3280 is not set
+# CONFIG_SCSI_FUTURE_DOMAIN is not set
+# CONFIG_SCSI_GENERIC_NCR5380 is not set
+# CONFIG_SCSI_GENERIC_NCR5380_MMIO is not set
+CONFIG_SCSI_PPA=m
+CONFIG_SCSI_IMM=m
+# CONFIG_SCSI_IZIP_EPP16 is not set
+# CONFIG_SCSI_IZIP_SLOW_CTR is not set
+# CONFIG_SCSI_NCR53C406A is not set
+# CONFIG_SCSI_PAS16 is not set
+# CONFIG_SCSI_PSI240I is not set
+# CONFIG_SCSI_QLOGIC_FAS is not set
+# CONFIG_SCSI_SYM53C416 is not set
+# CONFIG_SCSI_T128 is not set
+# CONFIG_SCSI_DEBUG is not set
+CONFIG_JAZZ_ESP=y
+
+#
+# Serial ATA (prod) and Parallel ATA (experimental) drivers
+#
+# CONFIG_ATA is not set
+
+#
+# Old CD-ROM drivers (not SCSI, not IDE)
+#
+# CONFIG_CD_NO_IDESCSI is not set
+
+#
+# Multi-device support (RAID and LVM)
+#
+CONFIG_MD=y
+CONFIG_BLK_DEV_MD=m
+CONFIG_MD_LINEAR=m
+CONFIG_MD_RAID0=m
+CONFIG_MD_RAID1=m
+CONFIG_MD_RAID10=m
+CONFIG_MD_RAID456=m
+CONFIG_MD_RAID5_RESHAPE=y
+CONFIG_MD_MULTIPATH=m
+CONFIG_MD_FAULTY=m
+CONFIG_BLK_DEV_DM=m
+# CONFIG_DM_DEBUG is not set
+# CONFIG_DM_CRYPT is not set
+CONFIG_DM_SNAPSHOT=m
+CONFIG_DM_MIRROR=m
+CONFIG_DM_ZERO=m
+CONFIG_DM_MULTIPATH=m
+CONFIG_DM_MULTIPATH_EMC=m
+
+#
+# Fusion MPT device support
+#
+# CONFIG_FUSION is not set
+
+#
+# IEEE 1394 (FireWire) support
+#
+
+#
+# I2O device support
+#
+
+#
+# Network device support
+#
+CONFIG_NETDEVICES=y
+CONFIG_DUMMY=m
+CONFIG_BONDING=m
+CONFIG_EQUALIZER=m
+CONFIG_TUN=m
+
+#
+# ARCnet devices
+#
+# CONFIG_ARCNET is not set
+
+#
+# PHY device support
+#
+CONFIG_PHYLIB=m
+
+#
+# MII PHY device drivers
+#
+CONFIG_MARVELL_PHY=m
+CONFIG_DAVICOM_PHY=m
+CONFIG_QSEMI_PHY=m
+CONFIG_LXT_PHY=m
+CONFIG_CICADA_PHY=m
+CONFIG_VITESSE_PHY=m
+CONFIG_SMSC_PHY=m
+# CONFIG_FIXED_PHY is not set
+
+#
+# Ethernet (10 or 100Mbit)
+#
+CONFIG_NET_ETHERNET=y
+CONFIG_MII=y
+CONFIG_MIPS_JAZZ_SONIC=y
+# CONFIG_NET_VENDOR_3COM is not set
+# CONFIG_NET_VENDOR_SMC is not set
+# CONFIG_DM9000 is not set
+# CONFIG_NET_VENDOR_RACAL is not set
+# CONFIG_AT1700 is not set
+# CONFIG_DEPCA is not set
+# CONFIG_HP100 is not set
+CONFIG_NET_ISA=y
+# CONFIG_E2100 is not set
+# CONFIG_EWRK3 is not set
+# CONFIG_EEXPRESS is not set
+# CONFIG_EEXPRESS_PRO is not set
+# CONFIG_HPLAN_PLUS is not set
+# CONFIG_HPLAN is not set
+# CONFIG_LP486E is not set
+# CONFIG_ETH16I is not set
+CONFIG_NE2000=m
+# CONFIG_SEEQ8005 is not set
+CONFIG_NET_PCI=y
+# CONFIG_AC3200 is not set
+# CONFIG_APRICOT is not set
+# CONFIG_CS89x0 is not set
+# CONFIG_LAN_SAA9730 is not set
+# CONFIG_NET_POCKET is not set
+
+#
+# Ethernet (1000 Mbit)
+#
+
+#
+# Ethernet (10000 Mbit)
+#
+
+#
+# Token Ring devices
+#
+# CONFIG_TR is not set
+
+#
+# Wireless LAN (non-hamradio)
+#
+# CONFIG_NET_RADIO is not set
+
+#
+# Wan interfaces
+#
+# CONFIG_WAN is not set
+CONFIG_PLIP=m
+# CONFIG_PPP is not set
+# CONFIG_SLIP is not set
+# CONFIG_SHAPER is not set
+# CONFIG_NETCONSOLE is not set
+# CONFIG_NETPOLL is not set
+# CONFIG_NET_POLL_CONTROLLER is not set
+
+#
+# ISDN subsystem
+#
+# CONFIG_ISDN is not set
+
+#
+# Telephony Support
+#
+# CONFIG_PHONE is not set
+
+#
+# Input device support
+#
+CONFIG_INPUT=y
+CONFIG_INPUT_FF_MEMLESS=m
+
+#
+# Userland interfaces
+#
+CONFIG_INPUT_MOUSEDEV=y
+CONFIG_INPUT_MOUSEDEV_PSAUX=y
+CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024
+CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768
+# CONFIG_INPUT_JOYDEV is not set
+# CONFIG_INPUT_TSDEV is not set
+# CONFIG_INPUT_EVDEV is not set
+# CONFIG_INPUT_EVBUG is not set
+
+#
+# Input Device Drivers
+#
+CONFIG_INPUT_KEYBOARD=y
+CONFIG_KEYBOARD_ATKBD=y
+# CONFIG_KEYBOARD_SUNKBD is not set
+# CONFIG_KEYBOARD_LKKBD is not set
+# CONFIG_KEYBOARD_XTKBD is not set
+# CONFIG_KEYBOARD_NEWTON is not set
+# CONFIG_KEYBOARD_STOWAWAY is not set
+CONFIG_INPUT_MOUSE=y
+CONFIG_MOUSE_PS2=y
+# CONFIG_MOUSE_SERIAL is not set
+# CONFIG_MOUSE_INPORT is not set
+# CONFIG_MOUSE_LOGIBM is not set
+# CONFIG_MOUSE_PC110PAD is not set
+# CONFIG_MOUSE_VSXXXAA is not set
+# CONFIG_INPUT_JOYSTICK is not set
+# CONFIG_INPUT_TOUCHSCREEN is not set
+# CONFIG_INPUT_MISC is not set
+
+#
+# Hardware I/O ports
+#
+CONFIG_SERIO=y
+CONFIG_SERIO_I8042=y
+CONFIG_SERIO_SERPORT=y
+CONFIG_SERIO_PARKBD=m
+CONFIG_SERIO_LIBPS2=y
+CONFIG_SERIO_RAW=m
+# CONFIG_GAMEPORT is not set
+
+#
+# Character devices
+#
+CONFIG_VT=y
+CONFIG_VT_CONSOLE=y
+CONFIG_HW_CONSOLE=y
+CONFIG_VT_HW_CONSOLE_BINDING=y
+# CONFIG_SERIAL_NONSTANDARD is not set
+
+#
+# Serial drivers
+#
+CONFIG_SERIAL_8250=m
+CONFIG_SERIAL_8250_NR_UARTS=4
+CONFIG_SERIAL_8250_RUNTIME_UARTS=4
+CONFIG_SERIAL_8250_EXTENDED=y
+# CONFIG_SERIAL_8250_MANY_PORTS is not set
+CONFIG_SERIAL_8250_SHARE_IRQ=y
+CONFIG_SERIAL_8250_DETECT_IRQ=y
+CONFIG_SERIAL_8250_RSA=y
+
+#
+# Non-8250 serial port support
+#
+CONFIG_SERIAL_CORE=m
+CONFIG_UNIX98_PTYS=y
+CONFIG_LEGACY_PTYS=y
+CONFIG_LEGACY_PTY_COUNT=256
+CONFIG_PRINTER=m
+# CONFIG_LP_CONSOLE is not set
+CONFIG_PPDEV=m
+CONFIG_TIPAR=m
+
+#
+# IPMI
+#
+# CONFIG_IPMI_HANDLER is not set
+
+#
+# Watchdog Cards
+#
+# CONFIG_WATCHDOG is not set
+# CONFIG_HW_RANDOM is not set
+CONFIG_RTC=m
+# CONFIG_GEN_RTC is not set
+# CONFIG_DTLK is not set
+# CONFIG_R3964 is not set
+
+#
+# Ftape, the floppy tape device driver
+#
+# CONFIG_RAW_DRIVER is not set
+
+#
+# TPM devices
+#
+# CONFIG_TCG_TPM is not set
+# CONFIG_TELCLOCK is not set
+
+#
+# I2C support
+#
+# CONFIG_I2C is not set
+
+#
+# SPI support
+#
+# CONFIG_SPI is not set
+# CONFIG_SPI_MASTER is not set
+
+#
+# Dallas's 1-wire bus
+#
+CONFIG_W1=m
+CONFIG_W1_CON=y
+
+#
+# 1-wire Bus Masters
+#
+
+#
+# 1-wire Slaves
+#
+# CONFIG_W1_SLAVE_THERM is not set
+# CONFIG_W1_SLAVE_SMEM is not set
+# CONFIG_W1_SLAVE_DS2433 is not set
+
+#
+# Hardware Monitoring support
+#
+# CONFIG_HWMON is not set
+# CONFIG_HWMON_VID is not set
+
+#
+# Misc devices
+#
+# CONFIG_TIFM_CORE is not set
+
+#
+# Multimedia devices
+#
+# CONFIG_VIDEO_DEV is not set
+
+#
+# Digital Video Broadcasting Devices
+#
+# CONFIG_DVB is not set
+
+#
+# Graphics support
+#
+# CONFIG_FIRMWARE_EDID is not set
+# CONFIG_FB is not set
+
+#
+# Console display driver support
+#
+CONFIG_VGA_CONSOLE=y
+# CONFIG_VGACON_SOFT_SCROLLBACK is not set
+# CONFIG_MDA_CONSOLE is not set
+CONFIG_DUMMY_CONSOLE=y
+# CONFIG_BACKLIGHT_LCD_SUPPORT is not set
+
+#
+# Sound
+#
+# CONFIG_SOUND is not set
+
+#
+# USB support
+#
+# CONFIG_USB_ARCH_HAS_HCD is not set
+# CONFIG_USB_ARCH_HAS_OHCI is not set
+# CONFIG_USB_ARCH_HAS_EHCI is not set
+
+#
+# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support'
+#
+
+#
+# USB Gadget Support
+#
+# CONFIG_USB_GADGET is not set
+
+#
+# MMC/SD Card support
+#
+# CONFIG_MMC is not set
+
+#
+# LED devices
+#
+# CONFIG_NEW_LEDS is not set
+
+#
+# LED drivers
+#
+
+#
+# LED Triggers
+#
+
+#
+# InfiniBand support
+#
+
+#
+# EDAC - error detection and reporting (RAS) (EXPERIMENTAL)
+#
+
+#
+# Real Time Clock
+#
+# CONFIG_RTC_CLASS is not set
+
+#
+# DMA Engine support
+#
+# CONFIG_DMA_ENGINE is not set
+
+#
+# DMA Clients
+#
+
+#
+# DMA Devices
+#
+
+#
+# File systems
+#
+CONFIG_EXT2_FS=m
+# CONFIG_EXT2_FS_XATTR is not set
+# CONFIG_EXT2_FS_XIP is not set
+CONFIG_EXT3_FS=y
+CONFIG_EXT3_FS_XATTR=y
+# CONFIG_EXT3_FS_POSIX_ACL is not set
+# CONFIG_EXT3_FS_SECURITY is not set
+CONFIG_JBD=y
+# CONFIG_JBD_DEBUG is not set
+CONFIG_FS_MBCACHE=y
+CONFIG_REISERFS_FS=m
+# CONFIG_REISERFS_CHECK is not set
+# CONFIG_REISERFS_PROC_INFO is not set
+CONFIG_REISERFS_FS_XATTR=y
+CONFIG_REISERFS_FS_POSIX_ACL=y
+CONFIG_REISERFS_FS_SECURITY=y
+# CONFIG_JFS_FS is not set
+CONFIG_FS_POSIX_ACL=y
+CONFIG_XFS_FS=m
+CONFIG_XFS_QUOTA=y
+CONFIG_XFS_SECURITY=y
+# CONFIG_XFS_POSIX_ACL is not set
+# CONFIG_XFS_RT is not set
+# CONFIG_GFS2_FS is not set
+# CONFIG_OCFS2_FS is not set
+CONFIG_MINIX_FS=m
+CONFIG_ROMFS_FS=m
+CONFIG_INOTIFY=y
+CONFIG_INOTIFY_USER=y
+# CONFIG_QUOTA is not set
+CONFIG_QUOTACTL=y
+CONFIG_DNOTIFY=y
+CONFIG_AUTOFS_FS=m
+CONFIG_AUTOFS4_FS=m
+CONFIG_FUSE_FS=m
+
+#
+# CD-ROM/DVD Filesystems
+#
+CONFIG_ISO9660_FS=m
+CONFIG_JOLIET=y
+CONFIG_ZISOFS=y
+CONFIG_ZISOFS_FS=m
+CONFIG_UDF_FS=m
+CONFIG_UDF_NLS=y
+
+#
+# DOS/FAT/NT Filesystems
+#
+CONFIG_FAT_FS=m
+CONFIG_MSDOS_FS=m
+CONFIG_VFAT_FS=m
+CONFIG_FAT_DEFAULT_CODEPAGE=437
+CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1"
+CONFIG_NTFS_FS=m
+# CONFIG_NTFS_DEBUG is not set
+# CONFIG_NTFS_RW is not set
+
+#
+# Pseudo filesystems
+#
+CONFIG_PROC_FS=y
+CONFIG_PROC_KCORE=y
+CONFIG_PROC_SYSCTL=y
+CONFIG_SYSFS=y
+CONFIG_TMPFS=y
+# CONFIG_TMPFS_POSIX_ACL is not set
+# CONFIG_HUGETLB_PAGE is not set
+CONFIG_RAMFS=y
+# CONFIG_CONFIGFS_FS is not set
+
+#
+# Miscellaneous filesystems
+#
+CONFIG_ADFS_FS=m
+# CONFIG_ADFS_FS_RW is not set
+CONFIG_AFFS_FS=m
+# CONFIG_ECRYPT_FS is not set
+CONFIG_HFS_FS=m
+# CONFIG_HFSPLUS_FS is not set
+CONFIG_BEFS_FS=m
+# CONFIG_BEFS_DEBUG is not set
+CONFIG_BFS_FS=m
+CONFIG_EFS_FS=m
+CONFIG_CRAMFS=m
+CONFIG_VXFS_FS=m
+CONFIG_HPFS_FS=m
+CONFIG_QNX4FS_FS=m
+CONFIG_SYSV_FS=m
+CONFIG_UFS_FS=m
+# CONFIG_UFS_FS_WRITE is not set
+# CONFIG_UFS_DEBUG is not set
+
+#
+# Network File Systems
+#
+CONFIG_NFS_FS=m
+CONFIG_NFS_V3=y
+# CONFIG_NFS_V3_ACL is not set
+# CONFIG_NFS_V4 is not set
+# CONFIG_NFS_DIRECTIO is not set
+CONFIG_NFSD=m
+CONFIG_NFSD_V3=y
+# CONFIG_NFSD_V3_ACL is not set
+# CONFIG_NFSD_V4 is not set
+CONFIG_NFSD_TCP=y
+CONFIG_LOCKD=m
+CONFIG_LOCKD_V4=y
+CONFIG_EXPORTFS=m
+CONFIG_NFS_COMMON=y
+CONFIG_SUNRPC=m
+CONFIG_SUNRPC_GSS=m
+CONFIG_RPCSEC_GSS_KRB5=m
+CONFIG_RPCSEC_GSS_SPKM3=m
+CONFIG_SMB_FS=m
+# CONFIG_SMB_NLS_DEFAULT is not set
+CONFIG_CIFS=m
+# CONFIG_CIFS_STATS is not set
+# CONFIG_CIFS_WEAK_PW_HASH is not set
+# CONFIG_CIFS_XATTR is not set
+# CONFIG_CIFS_DEBUG2 is not set
+# CONFIG_CIFS_EXPERIMENTAL is not set
+CONFIG_NCP_FS=m
+CONFIG_NCPFS_PACKET_SIGNING=y
+CONFIG_NCPFS_IOCTL_LOCKING=y
+CONFIG_NCPFS_STRONG=y
+CONFIG_NCPFS_NFS_NS=y
+CONFIG_NCPFS_OS2_NS=y
+CONFIG_NCPFS_SMALLDOS=y
+CONFIG_NCPFS_NLS=y
+CONFIG_NCPFS_EXTRAS=y
+CONFIG_CODA_FS=m
+CONFIG_CODA_FS_OLD_API=y
+CONFIG_AFS_FS=m
+CONFIG_RXRPC=m
+# CONFIG_9P_FS is not set
+
+#
+# Partition Types
+#
+CONFIG_PARTITION_ADVANCED=y
+# CONFIG_ACORN_PARTITION is not set
+# CONFIG_OSF_PARTITION is not set
+# CONFIG_AMIGA_PARTITION is not set
+# CONFIG_ATARI_PARTITION is not set
+# CONFIG_MAC_PARTITION is not set
+CONFIG_MSDOS_PARTITION=y
+# CONFIG_BSD_DISKLABEL is not set
+# CONFIG_MINIX_SUBPARTITION is not set
+# CONFIG_SOLARIS_X86_PARTITION is not set
+# CONFIG_UNIXWARE_DISKLABEL is not set
+# CONFIG_LDM_PARTITION is not set
+# CONFIG_SGI_PARTITION is not set
+# CONFIG_ULTRIX_PARTITION is not set
+# CONFIG_SUN_PARTITION is not set
+# CONFIG_KARMA_PARTITION is not set
+# CONFIG_EFI_PARTITION is not set
+
+#
+# Native Language Support
+#
+CONFIG_NLS=m
+CONFIG_NLS_DEFAULT="iso8859-1"
+CONFIG_NLS_CODEPAGE_437=m
+CONFIG_NLS_CODEPAGE_737=m
+CONFIG_NLS_CODEPAGE_775=m
+CONFIG_NLS_CODEPAGE_850=m
+CONFIG_NLS_CODEPAGE_852=m
+CONFIG_NLS_CODEPAGE_855=m
+CONFIG_NLS_CODEPAGE_857=m
+CONFIG_NLS_CODEPAGE_860=m
+CONFIG_NLS_CODEPAGE_861=m
+CONFIG_NLS_CODEPAGE_862=m
+CONFIG_NLS_CODEPAGE_863=m
+CONFIG_NLS_CODEPAGE_864=m
+CONFIG_NLS_CODEPAGE_865=m
+CONFIG_NLS_CODEPAGE_866=m
+CONFIG_NLS_CODEPAGE_869=m
+CONFIG_NLS_CODEPAGE_936=m
+CONFIG_NLS_CODEPAGE_950=m
+CONFIG_NLS_CODEPAGE_932=m
+CONFIG_NLS_CODEPAGE_949=m
+CONFIG_NLS_CODEPAGE_874=m
+CONFIG_NLS_ISO8859_8=m
+CONFIG_NLS_CODEPAGE_1250=m
+CONFIG_NLS_CODEPAGE_1251=m
+CONFIG_NLS_ASCII=m
+CONFIG_NLS_ISO8859_1=m
+CONFIG_NLS_ISO8859_2=m
+CONFIG_NLS_ISO8859_3=m
+CONFIG_NLS_ISO8859_4=m
+CONFIG_NLS_ISO8859_5=m
+CONFIG_NLS_ISO8859_6=m
+CONFIG_NLS_ISO8859_7=m
+CONFIG_NLS_ISO8859_9=m
+CONFIG_NLS_ISO8859_13=m
+CONFIG_NLS_ISO8859_14=m
+CONFIG_NLS_ISO8859_15=m
+CONFIG_NLS_KOI8_R=m
+CONFIG_NLS_KOI8_U=m
+CONFIG_NLS_UTF8=m
+
+#
+# Distributed Lock Manager
+#
+
+#
+# Profiling support
+#
+# CONFIG_PROFILING is not set
+
+#
+# Kernel hacking
+#
+CONFIG_TRACE_IRQFLAGS_SUPPORT=y
+# CONFIG_PRINTK_TIME is not set
+CONFIG_ENABLE_MUST_CHECK=y
+# CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_UNUSED_SYMBOLS is not set
+# CONFIG_DEBUG_KERNEL is not set
+CONFIG_LOG_BUF_SHIFT=14
+# CONFIG_DEBUG_FS is not set
+CONFIG_CROSSCOMPILE=y
+CONFIG_CMDLINE=""
+
+#
+# Security options
+#
+CONFIG_KEYS=y
+CONFIG_KEYS_DEBUG_PROC_KEYS=y
+# CONFIG_SECURITY is not set
+
+#
+# Cryptographic options
+#
+CONFIG_CRYPTO=y
+CONFIG_CRYPTO_ALGAPI=y
+CONFIG_CRYPTO_BLKCIPHER=m
+CONFIG_CRYPTO_HASH=y
+CONFIG_CRYPTO_MANAGER=m
+CONFIG_CRYPTO_HMAC=y
+CONFIG_CRYPTO_NULL=m
+CONFIG_CRYPTO_MD4=m
+CONFIG_CRYPTO_MD5=m
+CONFIG_CRYPTO_SHA1=m
+CONFIG_CRYPTO_SHA256=m
+CONFIG_CRYPTO_SHA512=m
+CONFIG_CRYPTO_WP512=m
+CONFIG_CRYPTO_TGR192=m
+CONFIG_CRYPTO_ECB=m
+CONFIG_CRYPTO_CBC=m
+CONFIG_CRYPTO_DES=m
+CONFIG_CRYPTO_BLOWFISH=m
+CONFIG_CRYPTO_TWOFISH=m
+CONFIG_CRYPTO_TWOFISH_COMMON=m
+CONFIG_CRYPTO_SERPENT=m
+CONFIG_CRYPTO_AES=m
+CONFIG_CRYPTO_CAST5=m
+CONFIG_CRYPTO_CAST6=m
+CONFIG_CRYPTO_TEA=m
+CONFIG_CRYPTO_ARC4=m
+CONFIG_CRYPTO_KHAZAD=m
+CONFIG_CRYPTO_ANUBIS=m
+CONFIG_CRYPTO_DEFLATE=m
+CONFIG_CRYPTO_MICHAEL_MIC=m
+CONFIG_CRYPTO_CRC32C=m
+# CONFIG_CRYPTO_TEST is not set
+
+#
+# Hardware crypto devices
+#
+
+#
+# Library routines
+#
+CONFIG_CRC_CCITT=m
+CONFIG_CRC16=m
+CONFIG_CRC32=y
+CONFIG_LIBCRC32C=m
+CONFIG_ZLIB_INFLATE=m
+CONFIG_ZLIB_DEFLATE=m
+CONFIG_TEXTSEARCH=y
+CONFIG_TEXTSEARCH_KMP=m
+CONFIG_TEXTSEARCH_BM=m
+CONFIG_TEXTSEARCH_FSM=m
+CONFIG_PLIST=y
diff --git a/arch/mips/configs/malta_defconfig b/arch/mips/configs/malta_defconfig
index aeefe2873e38..101e80347dce 100644
--- a/arch/mips/configs/malta_defconfig
+++ b/arch/mips/configs/malta_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.18-rc1
-# Thu Jul  6 10:04:13 2006
+# Linux kernel version: 2.6.19-rc1
+# Fri Oct  6 17:34:55 2006
 #
 CONFIG_MIPS=y
 
@@ -25,8 +25,6 @@ CONFIG_MIPS=y
 # CONFIG_MIPS_COBALT is not set
 # CONFIG_MACH_DECSTATION is not set
 # CONFIG_MIPS_EV64120 is not set
-# CONFIG_MIPS_IVR is not set
-# CONFIG_MIPS_ITE8172 is not set
 # CONFIG_MACH_JAZZ is not set
 # CONFIG_LASAT is not set
 # CONFIG_MIPS_ATLAS is not set
@@ -67,6 +65,7 @@ CONFIG_RWSEM_GENERIC_SPINLOCK=y
 CONFIG_GENERIC_FIND_NEXT_BIT=y
 CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_CALIBRATE_DELAY=y
+CONFIG_GENERIC_TIME=y
 CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y
 CONFIG_ARCH_MAY_HAVE_PC_FDC=y
 CONFIG_DMA_NONCOHERENT=y
@@ -134,19 +133,19 @@ CONFIG_MIPS_CPU_SCACHE=y
 CONFIG_CPU_HAS_PREFETCH=y
 # CONFIG_MIPS_MT_DISABLED is not set
 # CONFIG_MIPS_MT_SMTC is not set
-# CONFIG_MIPS_MT_SMP is not set
-CONFIG_MIPS_VPE_LOADER=y
+CONFIG_MIPS_MT_SMP=y
+# CONFIG_MIPS_VPE_LOADER is not set
 CONFIG_MIPS_MT=y
 CONFIG_SYS_SUPPORTS_MULTITHREADING=y
 CONFIG_MIPS_MT_FPAFF=y
-CONFIG_MIPS_VPE_LOADER_TOM=y
-CONFIG_MIPS_VPE_APSP_API=y
-CONFIG_MIPS_APSP_KSPD=y
 # CONFIG_64BIT_PHYS_ADDR is not set
 CONFIG_CPU_HAS_LLSC=y
+CONFIG_CPU_MIPSR2_IRQ_VI=y
+CONFIG_CPU_MIPSR2_SRS=y
 CONFIG_CPU_HAS_SYNC=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 CONFIG_CPU_SUPPORTS_HIGHMEM=y
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -158,6 +157,9 @@ CONFIG_FLAT_NODE_MEM_MAP=y
 # CONFIG_SPARSEMEM_STATIC is not set
 CONFIG_SPLIT_PTLOCK_CPUS=4
 # CONFIG_RESOURCES_64BIT is not set
+CONFIG_SMP=y
+CONFIG_SYS_SUPPORTS_SMP=y
+CONFIG_NR_CPUS=2
 # CONFIG_HZ_48 is not set
 CONFIG_HZ_100=y
 # CONFIG_HZ_128 is not set
@@ -170,6 +172,7 @@ CONFIG_HZ=100
 CONFIG_PREEMPT_NONE=y
 # CONFIG_PREEMPT_VOLUNTARY is not set
 # CONFIG_PREEMPT is not set
+CONFIG_PREEMPT_BKL=y
 CONFIG_LOCKDEP_SUPPORT=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
@@ -178,7 +181,7 @@ CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
 # Code maturity level options
 #
 CONFIG_EXPERIMENTAL=y
-CONFIG_BROKEN_ON_SMP=y
+CONFIG_LOCK_KERNEL=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 
 #
@@ -188,15 +191,20 @@ CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
+# CONFIG_IPC_NS is not set
 # CONFIG_POSIX_MQUEUE is not set
 # CONFIG_BSD_PROCESS_ACCT is not set
-CONFIG_SYSCTL=y
+# CONFIG_TASKSTATS is not set
+# CONFIG_UTS_NS is not set
 # CONFIG_AUDIT is not set
 # CONFIG_IKCONFIG is not set
+# CONFIG_CPUSETS is not set
 CONFIG_RELAY=y
 CONFIG_INITRAMFS_SOURCE=""
 # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
+CONFIG_SYSCTL=y
 CONFIG_EMBEDDED=y
+# CONFIG_SYSCTL_SYSCALL is not set
 CONFIG_KALLSYMS=y
 # CONFIG_KALLSYMS_EXTRA_PASS is not set
 CONFIG_HOTPLUG=y
@@ -204,12 +212,12 @@ CONFIG_PRINTK=y
 CONFIG_BUG=y
 CONFIG_ELF_CORE=y
 CONFIG_BASE_FULL=y
-CONFIG_RT_MUTEXES=y
 CONFIG_FUTEX=y
 CONFIG_EPOLL=y
 CONFIG_SHMEM=y
 CONFIG_SLAB=y
 CONFIG_VM_EVENT_COUNTERS=y
+CONFIG_RT_MUTEXES=y
 # CONFIG_TINY_SHMEM is not set
 CONFIG_BASE_SMALL=0
 # CONFIG_SLOB is not set
@@ -223,10 +231,12 @@ CONFIG_MODULE_UNLOAD=y
 CONFIG_MODVERSIONS=y
 CONFIG_MODULE_SRCVERSION_ALL=y
 CONFIG_KMOD=y
+CONFIG_STOP_MACHINE=y
 
 #
 # Block layer
 #
+CONFIG_BLOCK=y
 # CONFIG_LBD is not set
 # CONFIG_BLK_DEV_IO_TRACE is not set
 # CONFIG_LSF is not set
@@ -249,6 +259,7 @@ CONFIG_DEFAULT_IOSCHED="anticipatory"
 #
 CONFIG_HW_HAS_PCI=y
 CONFIG_PCI=y
+# CONFIG_PCI_MULTITHREAD_PROBE is not set
 CONFIG_MMU=y
 
 #
@@ -282,6 +293,7 @@ CONFIG_PACKET_MMAP=y
 CONFIG_UNIX=y
 CONFIG_XFRM=y
 CONFIG_XFRM_USER=m
+# CONFIG_XFRM_SUB_POLICY is not set
 CONFIG_NET_KEY=y
 CONFIG_INET=y
 CONFIG_IP_MULTICAST=y
@@ -313,10 +325,12 @@ CONFIG_INET_XFRM_TUNNEL=m
 CONFIG_INET_TUNNEL=m
 CONFIG_INET_XFRM_MODE_TRANSPORT=m
 CONFIG_INET_XFRM_MODE_TUNNEL=m
+CONFIG_INET_XFRM_MODE_BEET=y
 CONFIG_INET_DIAG=y
 CONFIG_INET_TCP_DIAG=y
 # CONFIG_TCP_CONG_ADVANCED is not set
-CONFIG_TCP_CONG_BIC=y
+CONFIG_TCP_CONG_CUBIC=y
+CONFIG_DEFAULT_TCP_CONG="cubic"
 
 #
 # IP: Virtual Server Configuration
@@ -358,11 +372,16 @@ CONFIG_IPV6_ROUTE_INFO=y
 CONFIG_INET6_AH=m
 CONFIG_INET6_ESP=m
 CONFIG_INET6_IPCOMP=m
+# CONFIG_IPV6_MIP6 is not set
 CONFIG_INET6_XFRM_TUNNEL=m
 CONFIG_INET6_TUNNEL=m
 CONFIG_INET6_XFRM_MODE_TRANSPORT=m
 CONFIG_INET6_XFRM_MODE_TUNNEL=m
+CONFIG_INET6_XFRM_MODE_BEET=m
+# CONFIG_INET6_XFRM_MODE_ROUTEOPTIMIZATION is not set
 CONFIG_IPV6_TUNNEL=m
+# CONFIG_IPV6_SUBTREES is not set
+# CONFIG_IPV6_MULTIPLE_TABLES is not set
 CONFIG_NETWORK_SECMARK=y
 CONFIG_NETFILTER=y
 # CONFIG_NETFILTER_DEBUG is not set
@@ -377,6 +396,7 @@ CONFIG_NETFILTER_NETLINK_LOG=m
 CONFIG_NETFILTER_XTABLES=m
 CONFIG_NETFILTER_XT_TARGET_CLASSIFY=m
 CONFIG_NETFILTER_XT_TARGET_CONNMARK=m
+# CONFIG_NETFILTER_XT_TARGET_DSCP is not set
 CONFIG_NETFILTER_XT_TARGET_MARK=m
 CONFIG_NETFILTER_XT_TARGET_NFQUEUE=m
 CONFIG_NETFILTER_XT_TARGET_NOTRACK=m
@@ -387,6 +407,7 @@ CONFIG_NETFILTER_XT_MATCH_CONNBYTES=m
 CONFIG_NETFILTER_XT_MATCH_CONNMARK=m
 CONFIG_NETFILTER_XT_MATCH_CONNTRACK=m
 CONFIG_NETFILTER_XT_MATCH_DCCP=m
+# CONFIG_NETFILTER_XT_MATCH_DSCP is not set
 CONFIG_NETFILTER_XT_MATCH_ESP=m
 CONFIG_NETFILTER_XT_MATCH_HELPER=m
 CONFIG_NETFILTER_XT_MATCH_LENGTH=m
@@ -429,7 +450,6 @@ CONFIG_IP_NF_MATCH_IPRANGE=m
 CONFIG_IP_NF_MATCH_TOS=m
 CONFIG_IP_NF_MATCH_RECENT=m
 CONFIG_IP_NF_MATCH_ECN=m
-CONFIG_IP_NF_MATCH_DSCP=m
 CONFIG_IP_NF_MATCH_AH=m
 CONFIG_IP_NF_MATCH_TTL=m
 CONFIG_IP_NF_MATCH_OWNER=m
@@ -457,7 +477,6 @@ CONFIG_IP_NF_NAT_SIP=m
 CONFIG_IP_NF_MANGLE=m
 CONFIG_IP_NF_TARGET_TOS=m
 CONFIG_IP_NF_TARGET_ECN=m
-CONFIG_IP_NF_TARGET_DSCP=m
 CONFIG_IP_NF_TARGET_TTL=m
 CONFIG_IP_NF_TARGET_CLUSTERIP=m
 CONFIG_IP_NF_RAW=m
@@ -536,13 +555,12 @@ CONFIG_LLC=m
 # CONFIG_LLC2 is not set
 # CONFIG_IPX is not set
 CONFIG_ATALK=m
-CONFIG_DEV_APPLETALK=y
+CONFIG_DEV_APPLETALK=m
 CONFIG_IPDDP=m
 CONFIG_IPDDP_ENCAP=y
 CONFIG_IPDDP_DECAP=y
 # CONFIG_X25 is not set
 # CONFIG_LAPB is not set
-CONFIG_NET_DIVERT=y
 # CONFIG_ECONET is not set
 # CONFIG_WAN_ROUTER is not set
 
@@ -604,6 +622,7 @@ CONFIG_IEEE80211_CRYPT_CCMP=m
 CONFIG_IEEE80211_SOFTMAC=m
 # CONFIG_IEEE80211_SOFTMAC_DEBUG is not set
 CONFIG_WIRELESS_EXT=y
+CONFIG_FIB_RULES=y
 
 #
 # Device Drivers
@@ -652,6 +671,7 @@ CONFIG_BLK_DEV_NBD=m
 CONFIG_BLK_DEV_RAM=y
 CONFIG_BLK_DEV_RAM_COUNT=16
 CONFIG_BLK_DEV_RAM_SIZE=4096
+CONFIG_BLK_DEV_RAM_BLOCKSIZE=1024
 # CONFIG_BLK_DEV_INITRD is not set
 CONFIG_CDROM_PKTCDVD=m
 CONFIG_CDROM_PKTCDVD_BUFFERS=8
@@ -662,6 +682,7 @@ CONFIG_ATA_OVER_ETH=m
 # ATA/ATAPI/MFM/RLL support
 #
 CONFIG_IDE=y
+CONFIG_IDE_MAX_HWIFS=4
 CONFIG_BLK_DEV_IDE=y
 
 #
@@ -699,6 +720,7 @@ CONFIG_IDEDMA_PCI_AUTO=y
 # CONFIG_BLK_DEV_CS5530 is not set
 # CONFIG_BLK_DEV_HPT34X is not set
 # CONFIG_BLK_DEV_HPT366 is not set
+# CONFIG_BLK_DEV_JMICRON is not set
 # CONFIG_BLK_DEV_SC1200 is not set
 CONFIG_BLK_DEV_PIIX=y
 # CONFIG_BLK_DEV_IT821X is not set
@@ -721,6 +743,7 @@ CONFIG_IDEDMA_AUTO=y
 #
 CONFIG_RAID_ATTRS=m
 CONFIG_SCSI=m
+CONFIG_SCSI_NETLINK=y
 CONFIG_SCSI_PROC_FS=y
 
 #
@@ -742,12 +765,13 @@ CONFIG_SCSI_CONSTANTS=y
 CONFIG_SCSI_LOGGING=y
 
 #
-# SCSI Transport Attributes
+# SCSI Transports
 #
 CONFIG_SCSI_SPI_ATTRS=m
 CONFIG_SCSI_FC_ATTRS=m
 CONFIG_SCSI_ISCSI_ATTRS=m
 CONFIG_SCSI_SAS_ATTRS=m
+# CONFIG_SCSI_SAS_LIBSAS is not set
 
 #
 # SCSI low-level drivers
@@ -765,21 +789,23 @@ CONFIG_AIC7XXX_DEBUG_MASK=0
 CONFIG_AIC7XXX_REG_PRETTY_PRINT=y
 # CONFIG_SCSI_AIC7XXX_OLD is not set
 # CONFIG_SCSI_AIC79XX is not set
+# CONFIG_SCSI_AIC94XX is not set
 # CONFIG_SCSI_DPT_I2O is not set
+# CONFIG_SCSI_ARCMSR is not set
 # CONFIG_MEGARAID_NEWGEN is not set
 # CONFIG_MEGARAID_LEGACY is not set
 # CONFIG_MEGARAID_SAS is not set
-# CONFIG_SCSI_SATA is not set
 # CONFIG_SCSI_HPTIOP is not set
 # CONFIG_SCSI_DMX3191D is not set
 # CONFIG_SCSI_FUTURE_DOMAIN is not set
 # CONFIG_SCSI_IPS is not set
 # CONFIG_SCSI_INITIO is not set
 # CONFIG_SCSI_INIA100 is not set
+# CONFIG_SCSI_STEX is not set
 # CONFIG_SCSI_SYM53C8XX_2 is not set
-# CONFIG_SCSI_IPR is not set
 # CONFIG_SCSI_QLOGIC_1280 is not set
 # CONFIG_SCSI_QLA_FC is not set
+# CONFIG_SCSI_QLA_ISCSI is not set
 # CONFIG_SCSI_LPFC is not set
 # CONFIG_SCSI_DC395x is not set
 # CONFIG_SCSI_DC390T is not set
@@ -787,6 +813,11 @@ CONFIG_AIC7XXX_REG_PRETTY_PRINT=y
 # CONFIG_SCSI_DEBUG is not set
 
 #
+# Serial ATA (prod) and Parallel ATA (experimental) drivers
+#
+# CONFIG_ATA is not set
+
+#
 # Multi-device support (RAID and LVM)
 #
 CONFIG_MD=y
@@ -800,6 +831,7 @@ CONFIG_MD_RAID5_RESHAPE=y
 CONFIG_MD_MULTIPATH=m
 CONFIG_MD_FAULTY=m
 CONFIG_BLK_DEV_DM=m
+# CONFIG_DM_DEBUG is not set
 CONFIG_DM_CRYPT=m
 CONFIG_DM_SNAPSHOT=m
 CONFIG_DM_MIRROR=m
@@ -854,6 +886,7 @@ CONFIG_LXT_PHY=m
 CONFIG_CICADA_PHY=m
 CONFIG_VITESSE_PHY=m
 CONFIG_SMSC_PHY=m
+# CONFIG_FIXED_PHY is not set
 
 #
 # Ethernet (10 or 100Mbit)
@@ -873,6 +906,7 @@ CONFIG_MII=y
 # CONFIG_HP100 is not set
 CONFIG_NET_PCI=y
 CONFIG_PCNET32=y
+# CONFIG_PCNET32_NAPI is not set
 # CONFIG_AMD8111_ETH is not set
 # CONFIG_ADAPTEC_STARFIRE is not set
 # CONFIG_B44 is not set
@@ -909,6 +943,7 @@ CONFIG_PCNET32=y
 # CONFIG_VIA_VELOCITY is not set
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
+# CONFIG_QLA3XXX is not set
 
 #
 # Ethernet (10000 Mbit)
@@ -956,6 +991,7 @@ CONFIG_PCNET32=y
 # Input device support
 #
 CONFIG_INPUT=y
+# CONFIG_INPUT_FF_MEMLESS is not set
 
 #
 # Userland interfaces
@@ -1070,12 +1106,12 @@ CONFIG_RTC=y
 #
 # Misc devices
 #
+# CONFIG_TIFM_CORE is not set
 
 #
 # Multimedia devices
 #
 # CONFIG_VIDEO_DEV is not set
-CONFIG_VIDEO_V4L2=y
 
 #
 # Digital Video Broadcasting Devices
@@ -1093,6 +1129,7 @@ CONFIG_VIDEO_V4L2=y
 #
 # CONFIG_VGA_CONSOLE is not set
 CONFIG_DUMMY_CONSOLE=y
+# CONFIG_BACKLIGHT_LCD_SUPPORT is not set
 
 #
 # Sound
@@ -1191,6 +1228,7 @@ CONFIG_XFS_QUOTA=y
 CONFIG_XFS_SECURITY=y
 CONFIG_XFS_POSIX_ACL=y
 # CONFIG_XFS_RT is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 CONFIG_MINIX_FS=m
 CONFIG_ROMFS_FS=m
@@ -1230,8 +1268,10 @@ CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1"
 #
 CONFIG_PROC_FS=y
 CONFIG_PROC_KCORE=y
+CONFIG_PROC_SYSCTL=y
 CONFIG_SYSFS=y
 CONFIG_TMPFS=y
+# CONFIG_TMPFS_POSIX_ACL is not set
 # CONFIG_HUGETLB_PAGE is not set
 CONFIG_RAMFS=y
 # CONFIG_CONFIGFS_FS is not set
@@ -1279,7 +1319,6 @@ CONFIG_SUNRPC=y
 # CONFIG_RPCSEC_GSS_SPKM3 is not set
 # CONFIG_SMB_FS is not set
 # CONFIG_CIFS is not set
-# CONFIG_CIFS_DEBUG2 is not set
 # CONFIG_NCP_FS is not set
 # CONFIG_CODA_FS is not set
 # CONFIG_AFS_FS is not set
@@ -1336,6 +1375,11 @@ CONFIG_NLS_KOI8_U=m
 CONFIG_NLS_UTF8=m
 
 #
+# Distributed Lock Manager
+#
+# CONFIG_DLM is not set
+
+#
 # Profiling support
 #
 # CONFIG_PROFILING is not set
@@ -1345,10 +1389,11 @@ CONFIG_NLS_UTF8=m
 #
 CONFIG_TRACE_IRQFLAGS_SUPPORT=y
 # CONFIG_PRINTK_TIME is not set
+CONFIG_ENABLE_MUST_CHECK=y
 # CONFIG_MAGIC_SYSRQ is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_KERNEL is not set
-CONFIG_LOG_BUF_SHIFT=14
+CONFIG_LOG_BUF_SHIFT=15
 # CONFIG_DEBUG_FS is not set
 CONFIG_CROSSCOMPILE=y
 CONFIG_CMDLINE=""
@@ -1363,6 +1408,10 @@ CONFIG_CMDLINE=""
 # Cryptographic options
 #
 CONFIG_CRYPTO=y
+CONFIG_CRYPTO_ALGAPI=y
+CONFIG_CRYPTO_BLKCIPHER=m
+CONFIG_CRYPTO_HASH=y
+CONFIG_CRYPTO_MANAGER=m
 CONFIG_CRYPTO_HMAC=y
 CONFIG_CRYPTO_NULL=m
 CONFIG_CRYPTO_MD4=m
@@ -1372,9 +1421,12 @@ CONFIG_CRYPTO_SHA256=m
 CONFIG_CRYPTO_SHA512=m
 CONFIG_CRYPTO_WP512=m
 CONFIG_CRYPTO_TGR192=m
+CONFIG_CRYPTO_ECB=m
+CONFIG_CRYPTO_CBC=m
 CONFIG_CRYPTO_DES=m
 CONFIG_CRYPTO_BLOWFISH=m
 CONFIG_CRYPTO_TWOFISH=m
+CONFIG_CRYPTO_TWOFISH_COMMON=m
 CONFIG_CRYPTO_SERPENT=m
 CONFIG_CRYPTO_AES=m
 CONFIG_CRYPTO_CAST5=m
diff --git a/arch/mips/configs/pb1100_defconfig b/arch/mips/configs/pb1100_defconfig
index 741f8258075c..9e672f63a0aa 100644
--- a/arch/mips/configs/pb1100_defconfig
+++ b/arch/mips/configs/pb1100_defconfig
@@ -76,7 +76,6 @@ CONFIG_SYS_SUPPORTS_LITTLE_ENDIAN=y
 CONFIG_SOC_AU1100=y
 CONFIG_SOC_AU1X00=y
 CONFIG_SWAP_IO_SPACE=y
-# CONFIG_AU1X00_USB_DEVICE is not set
 CONFIG_MIPS_L1_CACHE_SHIFT=5
 
 #
diff --git a/arch/mips/configs/pb1500_defconfig b/arch/mips/configs/pb1500_defconfig
index 8576340714da..d0c0f4af1bff 100644
--- a/arch/mips/configs/pb1500_defconfig
+++ b/arch/mips/configs/pb1500_defconfig
@@ -75,7 +75,6 @@ CONFIG_CPU_LITTLE_ENDIAN=y
 CONFIG_SYS_SUPPORTS_LITTLE_ENDIAN=y
 CONFIG_SOC_AU1500=y
 CONFIG_SOC_AU1X00=y
-# CONFIG_AU1X00_USB_DEVICE is not set
 CONFIG_MIPS_L1_CACHE_SHIFT=5
 
 #
diff --git a/arch/mips/ddb5xxx/ddb5477/irq.c b/arch/mips/ddb5xxx/ddb5477/irq.c
index 513fc6722d84..a8bd2e66705c 100644
--- a/arch/mips/ddb5xxx/ddb5477/irq.c
+++ b/arch/mips/ddb5xxx/ddb5477/irq.c
@@ -153,8 +153,7 @@ u8 i8259_interrupt_ack(void)
  * the first level int-handler will jump here if it is a vrc5477 irq
  */
 #define	NUM_5477_IRQS	32
-static void
-vrc5477_irq_dispatch(struct pt_regs *regs)
+static void vrc5477_irq_dispatch(void)
 {
 	u32 intStatus;
 	u32 bitmask;
@@ -178,7 +177,7 @@ vrc5477_irq_dispatch(struct pt_regs *regs)
 		/* check for i8259 interrupts */
 		if (intStatus & (1 << VRC5477_I8259_CASCADE)) {
 			int i8259_irq = i8259_interrupt_ack();
-			do_IRQ(I8259_IRQ_BASE + i8259_irq, regs);
+			do_IRQ(I8259_IRQ_BASE + i8259_irq);
 			return;
 		}
 	}
@@ -186,7 +185,7 @@ vrc5477_irq_dispatch(struct pt_regs *regs)
 	for (i=0, bitmask=1; i<= NUM_5477_IRQS; bitmask <<=1, i++) {
 		/* do we need to "and" with the int mask? */
 		if (intStatus & bitmask) {
-			do_IRQ(VRC5477_IRQ_BASE + i, regs);
+			do_IRQ(VRC5477_IRQ_BASE + i);
 			return;
 		}
 	}
@@ -194,18 +193,18 @@ vrc5477_irq_dispatch(struct pt_regs *regs)
 
 #define VR5477INTS (STATUSF_IP2|STATUSF_IP3|STATUSF_IP4|STATUSF_IP5|STATUSF_IP6)
 
-asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+asmlinkage void plat_irq_dispatch(void)
 {
 	unsigned int pending = read_c0_cause() & read_c0_status();
 
 	if (pending & STATUSF_IP7)
-		do_IRQ(CPU_IRQ_BASE + 7, regs);
+		do_IRQ(CPU_IRQ_BASE + 7);
 	else if (pending & VR5477INTS)
-		vrc5477_irq_dispatch(regs);
+		vrc5477_irq_dispatch();
 	else if (pending & STATUSF_IP0)
-		do_IRQ(CPU_IRQ_BASE, regs);
+		do_IRQ(CPU_IRQ_BASE);
 	else if (pending & STATUSF_IP1)
-		do_IRQ(CPU_IRQ_BASE + 1, regs);
+		do_IRQ(CPU_IRQ_BASE + 1);
 	else
-		spurious_interrupt(regs);
+		spurious_interrupt();
 }
diff --git a/arch/mips/dec/ecc-berr.c b/arch/mips/dec/ecc-berr.c
index cc24c5ed0c05..3e374d05978f 100644
--- a/arch/mips/dec/ecc-berr.c
+++ b/arch/mips/dec/ecc-berr.c
@@ -24,6 +24,7 @@
 #include <asm/addrspace.h>
 #include <asm/bootinfo.h>
 #include <asm/cpu.h>
+#include <asm/irq_regs.h>
 #include <asm/processor.h>
 #include <asm/system.h>
 #include <asm/traps.h>
@@ -200,8 +201,10 @@ int dec_ecc_be_handler(struct pt_regs *regs, int is_fixup)
 	return dec_ecc_be_backend(regs, is_fixup, 0);
 }
 
-irqreturn_t dec_ecc_be_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t dec_ecc_be_interrupt(int irq, void *dev_id)
 {
+	struct pt_regs *regs = get_irq_regs();
+
 	int action = dec_ecc_be_backend(regs, 0, 1);
 
 	if (action == MIPS_BE_DISCARD)
diff --git a/arch/mips/dec/int-handler.S b/arch/mips/dec/int-handler.S
index 455a65b91cb0..31dd47d1002d 100644
--- a/arch/mips/dec/int-handler.S
+++ b/arch/mips/dec/int-handler.S
@@ -264,10 +264,10 @@
 		 srlv	t3,t1,t2
 
 handle_it:
-		jal	do_IRQ
-		 move	a1,sp
-
-		j	ret_from_irq
+		LONG_L	s0, TI_REGS($28)
+		LONG_S	sp, TI_REGS($28)
+		PTR_LA	ra, ret_from_irq
+		j	do_IRQ
 		 nop
 
 #ifdef CONFIG_32BIT
@@ -277,9 +277,8 @@ fpu:
 #endif
 
 spurious:
-		jal	spurious_interrupt
-		 nop
-		j	ret_from_irq
+		PTR_LA	ra, _ret_from_irq
+		j	spurious_interrupt
 		 nop
 		END(plat_irq_dispatch)
 
diff --git a/arch/mips/dec/kn01-berr.c b/arch/mips/dec/kn01-berr.c
index b9271db9bc76..f19b4617a0a6 100644
--- a/arch/mips/dec/kn01-berr.c
+++ b/arch/mips/dec/kn01-berr.c
@@ -150,10 +150,10 @@ int dec_kn01_be_handler(struct pt_regs *regs, int is_fixup)
 	return dec_kn01_be_backend(regs, is_fixup, 0);
 }
 
-irqreturn_t dec_kn01_be_interrupt(int irq, void *dev_id,
-				    struct pt_regs *regs)
+irqreturn_t dec_kn01_be_interrupt(int irq, void *dev_id)
 {
 	volatile u16 *csr = (void *)CKSEG1ADDR(KN01_SLOT_BASE + KN01_CSR);
+	struct pt_regs *regs = get_irq_regs();
 	int action;
 
 	if (!(*csr & KN01_CSR_MEMERR))
diff --git a/arch/mips/dec/kn02xa-berr.c b/arch/mips/dec/kn02xa-berr.c
index 6cd3f94f79fe..7a053aadcd3a 100644
--- a/arch/mips/dec/kn02xa-berr.c
+++ b/arch/mips/dec/kn02xa-berr.c
@@ -21,6 +21,8 @@
 #include <linux/types.h>
 
 #include <asm/addrspace.h>
+#include <asm/irq_regs.h>
+#include <asm/ptrace.h>
 #include <asm/system.h>
 #include <asm/traps.h>
 
@@ -104,9 +106,9 @@ int dec_kn02xa_be_handler(struct pt_regs *regs, int is_fixup)
 	return dec_kn02xa_be_backend(regs, is_fixup, 0);
 }
 
-irqreturn_t dec_kn02xa_be_interrupt(int irq, void *dev_id,
-				    struct pt_regs *regs)
+irqreturn_t dec_kn02xa_be_interrupt(int irq, void *dev_id)
 {
+	struct pt_regs *regs = get_irq_regs();
 	int action = dec_kn02xa_be_backend(regs, 0, 1);
 
 	if (action == MIPS_BE_DISCARD)
diff --git a/arch/mips/dec/reset.c b/arch/mips/dec/reset.c
index f78c6da47921..56397227adb0 100644
--- a/arch/mips/dec/reset.c
+++ b/arch/mips/dec/reset.c
@@ -8,7 +8,6 @@
 #include <linux/linkage.h>
 
 #include <asm/addrspace.h>
-#include <asm/ptrace.h>
 
 typedef void ATTRIB_NORET (* noret_func_t)(void);
 
@@ -35,7 +34,7 @@ void ATTRIB_NORET dec_machine_power_off(void)
 	back_to_prom();
 }
 
-irqreturn_t dec_intr_halt(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t dec_intr_halt(int irq, void *dev_id)
 {
 	dec_machine_halt();
 }
diff --git a/arch/mips/dec/setup.c b/arch/mips/dec/setup.c
index d43241c2f541..6b7481e97bec 100644
--- a/arch/mips/dec/setup.c
+++ b/arch/mips/dec/setup.c
@@ -46,7 +46,7 @@
 extern void dec_machine_restart(char *command);
 extern void dec_machine_halt(void);
 extern void dec_machine_power_off(void);
-extern irqreturn_t dec_intr_halt(int irq, void *dev_id, struct pt_regs *regs);
+extern irqreturn_t dec_intr_halt(int irq, void *dev_id);
 
 unsigned long dec_kn_slot_base, dec_kn_slot_size;
 
diff --git a/arch/mips/emma2rh/common/irq.c b/arch/mips/emma2rh/common/irq.c
index 3af57693c84c..c191b3e9d9d9 100644
--- a/arch/mips/emma2rh/common/irq.c
+++ b/arch/mips/emma2rh/common/irq.c
@@ -39,7 +39,7 @@
 /*
  * the first level int-handler will jump here if it is a emma2rh irq
  */
-asmlinkage void emma2rh_irq_dispatch(struct pt_regs *regs)
+void emma2rh_irq_dispatch(void)
 {
 	u32 intStatus;
 	u32 bitmask;
@@ -56,7 +56,7 @@ asmlinkage void emma2rh_irq_dispatch(struct pt_regs *regs)
 		    & emma2rh_in32(EMMA2RH_BHIF_SW_INT_EN);
 		for (i = 0, bitmask = 1; i < 32; i++, bitmask <<= 1) {
 			if (swIntStatus & bitmask) {
-				do_IRQ(EMMA2RH_SW_IRQ_BASE + i, regs);
+				do_IRQ(EMMA2RH_SW_IRQ_BASE + i);
 				return;
 			}
 		}
@@ -65,7 +65,7 @@ asmlinkage void emma2rh_irq_dispatch(struct pt_regs *regs)
 
 	for (i = 0, bitmask = 1; i < 32; i++, bitmask <<= 1) {
 		if (intStatus & bitmask) {
-			do_IRQ(EMMA2RH_IRQ_BASE + i, regs);
+			do_IRQ(EMMA2RH_IRQ_BASE + i);
 			return;
 		}
 	}
@@ -81,7 +81,7 @@ asmlinkage void emma2rh_irq_dispatch(struct pt_regs *regs)
 		    & emma2rh_in32(EMMA2RH_GPIO_INT_MASK);
 		for (i = 0, bitmask = 1; i < 32; i++, bitmask <<= 1) {
 			if (gpioIntStatus & bitmask) {
-				do_IRQ(EMMA2RH_GPIO_IRQ_BASE + i, regs);
+				do_IRQ(EMMA2RH_GPIO_IRQ_BASE + i);
 				return;
 			}
 		}
@@ -90,7 +90,7 @@ asmlinkage void emma2rh_irq_dispatch(struct pt_regs *regs)
 
 	for (i = 32, bitmask = 1; i < 64; i++, bitmask <<= 1) {
 		if (intStatus & bitmask) {
-			do_IRQ(EMMA2RH_IRQ_BASE + i, regs);
+			do_IRQ(EMMA2RH_IRQ_BASE + i);
 			return;
 		}
 	}
@@ -100,7 +100,7 @@ asmlinkage void emma2rh_irq_dispatch(struct pt_regs *regs)
 
 	for (i = 64, bitmask = 1; i < 96; i++, bitmask <<= 1) {
 		if (intStatus & bitmask) {
-			do_IRQ(EMMA2RH_IRQ_BASE + i, regs);
+			do_IRQ(EMMA2RH_IRQ_BASE + i);
 			return;
 		}
 	}
diff --git a/arch/mips/emma2rh/markeins/irq.c b/arch/mips/emma2rh/markeins/irq.c
index 2a736be42c8c..c93369cb4115 100644
--- a/arch/mips/emma2rh/markeins/irq.c
+++ b/arch/mips/emma2rh/markeins/irq.c
@@ -57,7 +57,7 @@
 extern void emma2rh_sw_irq_init(u32 base);
 extern void emma2rh_gpio_irq_init(u32 base);
 extern void emma2rh_irq_init(u32 base);
-extern asmlinkage void emma2rh_irq_dispatch(struct pt_regs *regs);
+extern void emma2rh_irq_dispatch(void);
 
 static struct irqaction irq_cascade = {
 	   .handler = no_action,
@@ -114,20 +114,20 @@ void __init arch_init_irq(void)
 	setup_irq(CPU_IRQ_BASE + CPU_EMMA2RH_CASCADE, &irq_cascade);
 }
 
-asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+asmlinkage void plat_irq_dispatch(void)
 {
         unsigned int pending = read_c0_status() & read_c0_cause();
 
 	if (pending & STATUSF_IP7)
-		do_IRQ(CPU_IRQ_BASE + 7, regs);
+		do_IRQ(CPU_IRQ_BASE + 7);
 	else if (pending & STATUSF_IP2)
-		emma2rh_irq_dispatch(regs);
+		emma2rh_irq_dispatch();
 	else if (pending & STATUSF_IP1)
-		do_IRQ(CPU_IRQ_BASE + 1, regs);
+		do_IRQ(CPU_IRQ_BASE + 1);
 	else if (pending & STATUSF_IP0)
-		do_IRQ(CPU_IRQ_BASE + 0, regs);
+		do_IRQ(CPU_IRQ_BASE + 0);
 	else
-		spurious_interrupt(regs);
+		spurious_interrupt();
 }
 
 
diff --git a/arch/mips/gt64120/common/time.c b/arch/mips/gt64120/common/time.c
index 7feca49350d1..c83ae6acd601 100644
--- a/arch/mips/gt64120/common/time.c
+++ b/arch/mips/gt64120/common/time.c
@@ -10,7 +10,7 @@
 #include <linux/kernel.h>
 #include <linux/sched.h>
 #include <linux/kernel_stat.h>
-#include <asm/ptrace.h>
+#include <asm/irq_regs.h>
 #include <asm/gt64120.h>
 
 /*
@@ -19,7 +19,7 @@
  * differently than other MIPS interrupts.
  */
 
-static void gt64120_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t gt64120_irq(int irq, void *dev_id)
 {
 	unsigned int irq_src, int_high_src, irq_src_mask, int_high_src_mask;
 	int handled = 0;
@@ -36,12 +36,14 @@ static void gt64120_irq(int irq, void *dev_id, struct pt_regs *regs)
 		irq_src &= ~0x00000800;
 		do_timer(1);
 #ifndef CONFIG_SMP
-		update_process_times(user_mode(regs));
+		update_process_times(user_mode(get_irq_regs()));
 #endif
 	}
 
 	GT_WRITE(GT_INTRCAUSE_OFS, 0);
 	GT_WRITE(GT_HINTRCAUSE_OFS, 0);
+
+	return IRQ_HANDLED;
 }
 
 /*
diff --git a/arch/mips/gt64120/ev64120/irq.c b/arch/mips/gt64120/ev64120/irq.c
index 5d939ac58f3f..ed4d82b9a24a 100644
--- a/arch/mips/gt64120/ev64120/irq.c
+++ b/arch/mips/gt64120/ev64120/irq.c
@@ -46,22 +46,22 @@
 #include <asm/system.h>
 #include <asm/gt64120.h>
 
-asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+asmlinkage void plat_irq_dispatch(void)
 {
 	unsigned int pending = read_c0_status() & read_c0_cause();
 
 	if (pending & STATUSF_IP4)		/* int2 hardware line (timer) */
-		do_IRQ(4, regs);
+		do_IRQ(4);
 	else if (pending & STATUSF_IP2)		/* int0 hardware line */
-		do_IRQ(GT_INTA, regs);
+		do_IRQ(GT_INTA);
 	else if (pending & STATUSF_IP5)		/* int3 hardware line */
-		do_IRQ(GT_INTD, regs);
+		do_IRQ(GT_INTD);
 	else if (pending & STATUSF_IP6)		/* int4 hardware line */
-		do_IRQ(6, regs);
+		do_IRQ(6);
 	else if (pending & STATUSF_IP7)		/* compare int */
-		do_IRQ(7, regs);
+		do_IRQ(7);
 	else
-		spurious_interrupt(regs);
+		spurious_interrupt();
 }
 
 static void disable_ev64120_irq(unsigned int irq_nr)
diff --git a/arch/mips/gt64120/ev64120/setup.c b/arch/mips/gt64120/ev64120/setup.c
index 4236da31ecc6..91c2d3f41617 100644
--- a/arch/mips/gt64120/ev64120/setup.c
+++ b/arch/mips/gt64120/ev64120/setup.c
@@ -42,7 +42,6 @@
 #include <asm/irq.h>
 #include <asm/pci.h>
 #include <asm/processor.h>
-#include <asm/ptrace.h>
 #include <asm/time.h>
 #include <asm/reboot.h>
 #include <asm/traps.h>
diff --git a/arch/mips/gt64120/momenco_ocelot/irq.c b/arch/mips/gt64120/momenco_ocelot/irq.c
index 885f67f32ea3..d9294401ccb0 100644
--- a/arch/mips/gt64120/momenco_ocelot/irq.c
+++ b/arch/mips/gt64120/momenco_ocelot/irq.c
@@ -48,22 +48,22 @@
 #include <asm/mipsregs.h>
 #include <asm/system.h>
 
-asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+asmlinkage void plat_irq_dispatch(void)
 {
 	unsigned int pending = read_c0_status() & read_c0_cause();
 
 	if (pending & STATUSF_IP2)		/* int0 hardware line */
-		do_IRQ(2, regs);
+		do_IRQ(2);
 	else if (pending & STATUSF_IP3)		/* int1 hardware line */
-		do_IRQ(3, regs);
+		do_IRQ(3);
 	else if (pending & STATUSF_IP4)		/* int2 hardware line */
-		do_IRQ(4, regs);
+		do_IRQ(4);
 	else if (pending & STATUSF_IP5)		/* int3 hardware line */
-		do_IRQ(5, regs);
+		do_IRQ(5);
 	else if (pending & STATUSF_IP6)		/* int4 hardware line */
-		do_IRQ(6, regs);
+		do_IRQ(6);
 	else if (pending & STATUSF_IP7)		/* cpu timer */
-		do_IRQ(7, regs);
+		do_IRQ(7);
 	else {
 		/*
 		 * Now look at the extended interrupts
@@ -71,13 +71,13 @@ asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
 		pending = (read_c0_cause() & (read_c0_intcontrol() << 8)) >> 16;
 
 		if (pending & STATUSF_IP8)		/* int6 hardware line */
-			do_IRQ(8, regs);
+			do_IRQ(8);
 		else if (pending & STATUSF_IP9)		/* int7 hardware line */
-			do_IRQ(9, regs);
+			do_IRQ(9);
 		else if (pending & STATUSF_IP10)	/* int8 hardware line */
-			do_IRQ(10, regs);
+			do_IRQ(10);
 		else if (pending & STATUSF_IP11)	/* int9 hardware line */
-			do_IRQ(11, regs);
+			do_IRQ(11);
 	}
 }
 
diff --git a/arch/mips/gt64120/momenco_ocelot/setup.c b/arch/mips/gt64120/momenco_ocelot/setup.c
index 9804642ecf89..0e5bbee2d5b7 100644
--- a/arch/mips/gt64120/momenco_ocelot/setup.c
+++ b/arch/mips/gt64120/momenco_ocelot/setup.c
@@ -56,7 +56,6 @@
 #include <asm/irq.h>
 #include <asm/pci.h>
 #include <asm/processor.h>
-#include <asm/ptrace.h>
 #include <asm/reboot.h>
 #include <asm/traps.h>
 #include <linux/bootmem.h>
diff --git a/arch/mips/gt64120/wrppmc/irq.c b/arch/mips/gt64120/wrppmc/irq.c
index 8d75a43ce877..eedfc24e1eae 100644
--- a/arch/mips/gt64120/wrppmc/irq.c
+++ b/arch/mips/gt64120/wrppmc/irq.c
@@ -30,18 +30,18 @@
 #include <asm/irq_cpu.h>
 #include <asm/gt64120.h>
 
-asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+asmlinkage void plat_irq_dispatch(void)
 {
 	unsigned int pending = read_c0_status() & read_c0_cause();
 
 	if (pending & STATUSF_IP7)
-		do_IRQ(WRPPMC_MIPS_TIMER_IRQ, regs);	/* CPU Compare/Count internal timer */
+		do_IRQ(WRPPMC_MIPS_TIMER_IRQ);	/* CPU Compare/Count internal timer */
 	else if (pending & STATUSF_IP6)
-		do_IRQ(WRPPMC_UART16550_IRQ, regs);	/* UART 16550 port */
+		do_IRQ(WRPPMC_UART16550_IRQ);	/* UART 16550 port */
 	else if (pending & STATUSF_IP3)
-		do_IRQ(WRPPMC_PCI_INTA_IRQ, regs);	/* PCI INT_A */
+		do_IRQ(WRPPMC_PCI_INTA_IRQ);	/* PCI INT_A */
 	else
-		spurious_interrupt(regs);
+		spurious_interrupt();
 }
 
 /**
diff --git a/arch/mips/jazz/irq.c b/arch/mips/jazz/irq.c
index eef05093deb4..d5bd6b3a0933 100644
--- a/arch/mips/jazz/irq.c
+++ b/arch/mips/jazz/irq.c
@@ -94,26 +94,26 @@ void __init arch_init_irq(void)
 	change_c0_status(ST0_IM, IE_IRQ4 | IE_IRQ3 | IE_IRQ2 | IE_IRQ1);
 }
 
-static void loc_call(unsigned int irq, struct pt_regs *regs, unsigned int mask)
+static void loc_call(unsigned int irq, unsigned int mask)
 {
 	r4030_write_reg16(JAZZ_IO_IRQ_ENABLE,
 	                  r4030_read_reg16(JAZZ_IO_IRQ_ENABLE) & mask);
-	do_IRQ(irq, regs);
+	do_IRQ(irq);
 	r4030_write_reg16(JAZZ_IO_IRQ_ENABLE,
 	                  r4030_read_reg16(JAZZ_IO_IRQ_ENABLE) | mask);
 }
 
-static void ll_local_dev(struct pt_regs *regs)
+static void ll_local_dev(void)
 {
 	switch (r4030_read_reg32(JAZZ_IO_IRQ_SOURCE)) {
 	case 0:
 		panic("Unimplemented loc_no_irq handler");
 		break;
 	case 4:
-		loc_call(JAZZ_PARALLEL_IRQ, regs, JAZZ_IE_PARALLEL);
+		loc_call(JAZZ_PARALLEL_IRQ, JAZZ_IE_PARALLEL);
 		break;
 	case 8:
-		loc_call(JAZZ_PARALLEL_IRQ, regs, JAZZ_IE_FLOPPY);
+		loc_call(JAZZ_PARALLEL_IRQ, JAZZ_IE_FLOPPY);
 		break;
 	case 12:
 		panic("Unimplemented loc_sound handler");
@@ -122,27 +122,27 @@ static void ll_local_dev(struct pt_regs *regs)
 		panic("Unimplemented loc_video handler");
 		break;
 	case 20:
-		loc_call(JAZZ_ETHERNET_IRQ, regs, JAZZ_IE_ETHERNET);
+		loc_call(JAZZ_ETHERNET_IRQ, JAZZ_IE_ETHERNET);
 		break;
 	case 24:
-		loc_call(JAZZ_SCSI_IRQ, regs, JAZZ_IE_SCSI);
+		loc_call(JAZZ_SCSI_IRQ, JAZZ_IE_SCSI);
 		break;
 	case 28:
-		loc_call(JAZZ_KEYBOARD_IRQ, regs, JAZZ_IE_KEYBOARD);
+		loc_call(JAZZ_KEYBOARD_IRQ, JAZZ_IE_KEYBOARD);
 		break;
 	case 32:
-		loc_call(JAZZ_MOUSE_IRQ, regs, JAZZ_IE_MOUSE);
+		loc_call(JAZZ_MOUSE_IRQ, JAZZ_IE_MOUSE);
 		break;
 	case 36:
-		loc_call(JAZZ_SERIAL1_IRQ, regs, JAZZ_IE_SERIAL1);
+		loc_call(JAZZ_SERIAL1_IRQ, JAZZ_IE_SERIAL1);
 		break;
 	case 40:
-		loc_call(JAZZ_SERIAL2_IRQ, regs, JAZZ_IE_SERIAL2);
+		loc_call(JAZZ_SERIAL2_IRQ, JAZZ_IE_SERIAL2);
 		break;
 	}
 }
 
-asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+asmlinkage void plat_irq_dispatch(void)
 {
 	unsigned int pending = read_c0_cause() & read_c0_status() & ST0_IM;
 
@@ -150,13 +150,13 @@ asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
 		write_c0_compare(0);
 	else if (pending & IE_IRQ4) {
 		r4030_read_reg32(JAZZ_TIMER_REGISTER);
-		do_IRQ(JAZZ_TIMER_IRQ, regs);
+		do_IRQ(JAZZ_TIMER_IRQ);
 	} else if (pending & IE_IRQ3)
 		panic("Unimplemented ISA NMI handler");
 	else if (pending & IE_IRQ2)
-		do_IRQ(r4030_read_reg32(JAZZ_EISA_IRQ_ACK), regs);
+		do_IRQ(r4030_read_reg32(JAZZ_EISA_IRQ_ACK));
 	else if (pending & IE_IRQ1) {
-		ll_local_dev(regs);
+		ll_local_dev();
 	} else if (unlikely(pending & IE_IRQ0))
 		panic("Unimplemented local_dma handler");
 	else if (pending & IE_SW1) {
diff --git a/arch/mips/jazz/setup.c b/arch/mips/jazz/setup.c
index 487a9ea1ef00..6dc4135d6e11 100644
--- a/arch/mips/jazz/setup.c
+++ b/arch/mips/jazz/setup.c
@@ -19,12 +19,12 @@
 #include <linux/fb.h>
 #include <linux/ide.h>
 #include <linux/pm.h>
+#include <linux/screen_info.h>
 
 #include <asm/bootinfo.h>
 #include <asm/irq.h>
 #include <asm/jazz.h>
 #include <asm/jazzdma.h>
-#include <asm/ptrace.h>
 #include <asm/reboot.h>
 #include <asm/io.h>
 #include <asm/pgtable.h>
@@ -45,10 +45,27 @@ void __init plat_time_init(struct irqaction *irq)
 }
 
 static struct resource jazz_io_resources[] = {
-	{ "dma1", 0x00, 0x1f, IORESOURCE_BUSY },
-	{ "timer", 0x40, 0x5f, IORESOURCE_BUSY },
-	{ "dma page reg", 0x80, 0x8f, IORESOURCE_BUSY },
-	{ "dma2", 0xc0, 0xdf, IORESOURCE_BUSY },
+	{
+		.start	= 0x00,
+		.end	= 0x1f,
+		.name	= "dma1",
+		.flags	= IORESOURCE_BUSY
+	}, {
+		.start	= 0x40,
+		.end	= 0x5f,
+		.name	= "timer",
+		.end	= IORESOURCE_BUSY
+	}, {
+		.start	= 0x80,
+		.end	= 0x8f,
+		.name	= "dma page reg",
+		.flags	= IORESOURCE_BUSY
+	}, {
+		.start	= 0xc0,
+		.end	= 0xdf,
+		.name	= "dma2",
+		.flags	= IORESOURCE_BUSY
+	}
 };
 
 void __init plat_mem_setup(void)
@@ -81,8 +98,6 @@ void __init plat_mem_setup(void)
 	_machine_halt = jazz_machine_halt;
 	pm_power_off = jazz_machine_power_off;
 
-#warning "Somebody should check if screen_info is ok for Jazz."
-
 	screen_info = (struct screen_info) {
 		0, 0,		/* orig-x, orig-y */
 		0,		/* unused */
diff --git a/arch/mips/jmr3927/rbhma3100/irq.c b/arch/mips/jmr3927/rbhma3100/irq.c
index 722174481467..39a0243bed9a 100644
--- a/arch/mips/jmr3927/rbhma3100/irq.c
+++ b/arch/mips/jmr3927/rbhma3100/irq.c
@@ -46,6 +46,7 @@
 #include <linux/smp_lock.h>
 #include <linux/bitops.h>
 
+#include <asm/irq_regs.h>
 #include <asm/io.h>
 #include <asm/mipsregs.h>
 #include <asm/system.h>
@@ -239,45 +240,80 @@ struct tb_irq_space jmr3927_ioc_irqspace = {
 	.space_id = 0,
 	can_share : 1
 };
+
 struct tb_irq_space jmr3927_irc_irqspace = {
-	.next = NULL,
-	.start_irqno = JMR3927_IRQ_IRC,
-	nr_irqs : JMR3927_NR_IRQ_IRC,
-	.mask_func = mask_irq_irc,
-	.unmask_func = unmask_irq_irc,
-	.name = "on-chip",
-	.space_id = 0,
-	can_share : 0
+	.next		= NULL,
+	.start_irqno	= JMR3927_IRQ_IRC,
+	.nr_irqs	= JMR3927_NR_IRQ_IRC,
+	.mask_func	= mask_irq_irc,
+	.unmask_func	= unmask_irq_irc,
+	.name		= "on-chip",
+	.space_id	= 0,
+	.can_share	= 0
 };
 
-void jmr3927_spurious(struct pt_regs *regs)
+
+#ifdef CONFIG_TX_BRANCH_LIKELY_BUG_WORKAROUND
+static int tx_branch_likely_bug_count = 0;
+static int have_tx_branch_likely_bug = 0;
+
+static void tx_branch_likely_bug_fixup(void)
+{
+	struct pt_regs *regs = get_irq_regs();
+
+	/* TX39/49-BUG: Under this condition, the insn in delay slot
+           of the branch likely insn is executed (not nullified) even
+           the branch condition is false. */
+	if (!have_tx_branch_likely_bug)
+		return;
+	if ((regs->cp0_epc & 0xfff) == 0xffc &&
+	    KSEGX(regs->cp0_epc) != KSEG0 &&
+	    KSEGX(regs->cp0_epc) != KSEG1) {
+		unsigned int insn = *(unsigned int*)(regs->cp0_epc - 4);
+		/* beql,bnel,blezl,bgtzl */
+		/* bltzl,bgezl,blezall,bgezall */
+		/* bczfl, bcztl */
+		if ((insn & 0xf0000000) == 0x50000000 ||
+		    (insn & 0xfc0e0000) == 0x04020000 ||
+		    (insn & 0xf3fe0000) == 0x41020000) {
+			regs->cp0_epc -= 4;
+			tx_branch_likely_bug_count++;
+			printk(KERN_INFO
+			       "fix branch-likery bug in %s (insn %08x)\n",
+			       current->comm, insn);
+		}
+	}
+}
+#endif
+
+static void jmr3927_spurious(void)
 {
 #ifdef CONFIG_TX_BRANCH_LIKELY_BUG_WORKAROUND
-	tx_branch_likely_bug_fixup(regs);
+	tx_branch_likely_bug_fixup();
 #endif
 	printk(KERN_WARNING "spurious interrupt (cause 0x%lx, pc 0x%lx, ra 0x%lx).\n",
 	       regs->cp0_cause, regs->cp0_epc, regs->regs[31]);
 }
 
-asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+asmlinkage void plat_irq_dispatch(void)
 {
 	int irq;
 
 #ifdef CONFIG_TX_BRANCH_LIKELY_BUG_WORKAROUND
-	tx_branch_likely_bug_fixup(regs);
+	tx_branch_likely_bug_fixup();
 #endif
 	if ((regs->cp0_cause & CAUSEF_IP7) == 0) {
 #if 0
-		jmr3927_spurious(regs);
+		jmr3927_spurious();
 #endif
 		return;
 	}
 	irq = (regs->cp0_cause >> CAUSEB_IP2) & 0x0f;
 
-	do_IRQ(irq + JMR3927_IRQ_IRC, regs);
+	do_IRQ(irq + JMR3927_IRQ_IRC);
 }
 
-static irqreturn_t jmr3927_ioc_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t jmr3927_ioc_interrupt(int irq, void *dev_id)
 {
 	unsigned char istat = jmr3927_ioc_reg_in(JMR3927_IOC_INTS2_ADDR);
 	int i;
@@ -285,7 +321,7 @@ static irqreturn_t jmr3927_ioc_interrupt(int irq, void *dev_id, struct pt_regs *
 	for (i = 0; i < JMR3927_NR_IRQ_IOC; i++) {
 		if (istat & (1 << i)) {
 			irq = JMR3927_IRQ_IOC + i;
-			do_IRQ(irq, regs);
+			do_IRQ(irq);
 		}
 	}
 	return IRQ_HANDLED;
@@ -295,7 +331,7 @@ static struct irqaction ioc_action = {
 	jmr3927_ioc_interrupt, 0, CPU_MASK_NONE, "IOC", NULL, NULL,
 };
 
-static irqreturn_t jmr3927_isac_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t jmr3927_isac_interrupt(int irq, void *dev_id)
 {
 	unsigned char istat = jmr3927_isac_reg_in(JMR3927_ISAC_INTS2_ADDR);
 	int i;
@@ -303,7 +339,7 @@ static irqreturn_t jmr3927_isac_interrupt(int irq, void *dev_id, struct pt_regs
 	for (i = 0; i < JMR3927_NR_IRQ_ISAC; i++) {
 		if (istat & (1 << i)) {
 			irq = JMR3927_IRQ_ISAC + i;
-			do_IRQ(irq, regs);
+			do_IRQ(irq);
 		}
 	}
 	return IRQ_HANDLED;
@@ -314,7 +350,7 @@ static struct irqaction isac_action = {
 };
 
 
-static irqreturn_t jmr3927_isaerr_interrupt(int irq, void * dev_id, struct pt_regs * regs)
+static irqreturn_t jmr3927_isaerr_interrupt(int irq, void *dev_id)
 {
 	printk(KERN_WARNING "ISA error interrupt (irq 0x%x).\n", irq);
 
@@ -324,7 +360,7 @@ static struct irqaction isaerr_action = {
 	jmr3927_isaerr_interrupt, 0, CPU_MASK_NONE, "ISA error", NULL, NULL,
 };
 
-static irqreturn_t jmr3927_pcierr_interrupt(int irq, void * dev_id, struct pt_regs * regs)
+static irqreturn_t jmr3927_pcierr_interrupt(int irq, void *dev_id)
 {
 	printk(KERN_WARNING "PCI error interrupt (irq 0x%x).\n", irq);
 	printk(KERN_WARNING "pcistat:%02x, lbstat:%04lx\n",
@@ -439,33 +475,3 @@ void jmr3927_irq_init(u32 irq_base)
 
 	jmr3927_irq_base = irq_base;
 }
-
-#ifdef CONFIG_TX_BRANCH_LIKELY_BUG_WORKAROUND
-static int tx_branch_likely_bug_count = 0;
-static int have_tx_branch_likely_bug = 0;
-void tx_branch_likely_bug_fixup(struct pt_regs *regs)
-{
-	/* TX39/49-BUG: Under this condition, the insn in delay slot
-           of the branch likely insn is executed (not nullified) even
-           the branch condition is false. */
-	if (!have_tx_branch_likely_bug)
-		return;
-	if ((regs->cp0_epc & 0xfff) == 0xffc &&
-	    KSEGX(regs->cp0_epc) != KSEG0 &&
-	    KSEGX(regs->cp0_epc) != KSEG1) {
-		unsigned int insn = *(unsigned int*)(regs->cp0_epc - 4);
-		/* beql,bnel,blezl,bgtzl */
-		/* bltzl,bgezl,blezall,bgezall */
-		/* bczfl, bcztl */
-		if ((insn & 0xf0000000) == 0x50000000 ||
-		    (insn & 0xfc0e0000) == 0x04020000 ||
-		    (insn & 0xf3fe0000) == 0x41020000) {
-			regs->cp0_epc -= 4;
-			tx_branch_likely_bug_count++;
-			printk(KERN_INFO
-			       "fix branch-likery bug in %s (insn %08x)\n",
-			       current->comm, insn);
-		}
-	}
-}
-#endif
diff --git a/arch/mips/kernel/asm-offsets.c b/arch/mips/kernel/asm-offsets.c
index ec28077d5ee2..e9ce5b3721af 100644
--- a/arch/mips/kernel/asm-offsets.c
+++ b/arch/mips/kernel/asm-offsets.c
@@ -93,11 +93,12 @@ void output_thread_info_defines(void)
 	offset("#define TI_TASK            ", struct thread_info, task);
 	offset("#define TI_EXEC_DOMAIN     ", struct thread_info, exec_domain);
 	offset("#define TI_FLAGS           ", struct thread_info, flags);
+	offset("#define TI_TP_VALUE	   ", struct thread_info, tp_value);
 	offset("#define TI_CPU             ", struct thread_info, cpu);
 	offset("#define TI_PRE_COUNT       ", struct thread_info, preempt_count);
 	offset("#define TI_ADDR_LIMIT      ", struct thread_info, addr_limit);
 	offset("#define TI_RESTART_BLOCK   ", struct thread_info, restart_block);
-	offset("#define TI_TP_VALUE	   ", struct thread_info, tp_value);
+	offset("#define TI_REGS            ", struct thread_info, regs);
 	constant("#define _THREAD_SIZE_ORDER ", THREAD_SIZE_ORDER);
 	constant("#define _THREAD_SIZE       ", THREAD_SIZE);
 	constant("#define _THREAD_MASK       ", THREAD_MASK);
diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c
index 9fbf8430c849..8485af340ee1 100644
--- a/arch/mips/kernel/cpu-probe.c
+++ b/arch/mips/kernel/cpu-probe.c
@@ -135,7 +135,6 @@ static inline void check_wait(void)
 	case CPU_R5000:
 	case CPU_NEVADA:
 	case CPU_RM7000:
-	case CPU_RM9000:
 	case CPU_4KC:
 	case CPU_4KEC:
 	case CPU_4KSC:
@@ -164,6 +163,14 @@ static inline void check_wait(void)
 		} else
 			printk(" unavailable.\n");
 		break;
+	case CPU_RM9000:
+		if ((c->processor_id & 0x00ff) >= 0x40) {
+			cpu_wait = r4k_wait;
+			printk(" available.\n");
+		} else {
+			printk(" unavailable.\n");
+		}
+		break;
 	default:
 		printk(" unavailable.\n");
 		break;
diff --git a/arch/mips/kernel/entry.S b/arch/mips/kernel/entry.S
index 766655f35250..417c08ac76eb 100644
--- a/arch/mips/kernel/entry.S
+++ b/arch/mips/kernel/entry.S
@@ -20,10 +20,7 @@
 #include <asm/mipsmtregs.h>
 #endif
 
-#ifdef CONFIG_PREEMPT
-	.macro	preempt_stop
-	.endm
-#else
+#ifndef CONFIG_PREEMPT
 	.macro	preempt_stop
 	local_irq_disable
 	.endm
@@ -32,9 +29,16 @@
 
 	.text
 	.align	5
+FEXPORT(ret_from_irq)
+	LONG_S	s0, TI_REGS($28)
+#ifdef CONFIG_PREEMPT
+FEXPORT(ret_from_exception)
+#else
+	b	_ret_from_irq
 FEXPORT(ret_from_exception)
 	preempt_stop
-FEXPORT(ret_from_irq)
+#endif
+FEXPORT(_ret_from_irq)
 	LONG_L	t0, PT_STATUS(sp)		# returning to kernel mode?
 	andi	t0, t0, KU_USER
 	beqz	t0, resume_kernel
@@ -79,7 +83,6 @@ FEXPORT(syscall_exit)
 FEXPORT(restore_all)			# restore full frame
 #ifdef CONFIG_MIPS_MT_SMTC
 /* Detect and execute deferred IPI "interrupts" */
-	move	a0,sp
 	jal	deferred_smtc_ipi
 /* Re-arm any temporarily masked interrupts not explicitly "acked" */
 	mfc0	v0, CP0_TCSTATUS
diff --git a/arch/mips/kernel/genex.S b/arch/mips/kernel/genex.S
index af6ef2fd8300..5baca16993d0 100644
--- a/arch/mips/kernel/genex.S
+++ b/arch/mips/kernel/genex.S
@@ -131,8 +131,9 @@ NESTED(handle_int, PT_SIZE, sp)
 	CLI
 	TRACE_IRQS_OFF
 
+	LONG_L	s0, TI_REGS($28)
+	LONG_S	sp, TI_REGS($28)
 	PTR_LA	ra, ret_from_irq
-	move	a0, sp
 	j	plat_irq_dispatch
 	END(handle_int)
 
@@ -219,7 +220,9 @@ NESTED(except_vec_vi_handler, 0, sp)
 #endif /* CONFIG_MIPS_MT_SMTC */
 	CLI
 	TRACE_IRQS_OFF
-	move	a0, sp
+
+	LONG_L	s0, TI_REGS($28)
+	LONG_S	sp, TI_REGS($28)
 	PTR_LA	ra, ret_from_irq
 	jr	v0
 	END(except_vec_vi_handler)
diff --git a/arch/mips/kernel/irq-msc01.c b/arch/mips/kernel/irq-msc01.c
index 63dfeb41796b..650a80ca3741 100644
--- a/arch/mips/kernel/irq-msc01.c
+++ b/arch/mips/kernel/irq-msc01.c
@@ -1,16 +1,17 @@
 /*
- * Copyright (c) 2004 MIPS Inc
- * Author: chris@mips.com
- *
  * This program is free software; you can redistribute  it and/or modify it
  * under  the terms of  the GNU General  Public License as published by the
  * Free Software Foundation;  either version 2 of the  License, or (at your
  * option) any later version.
+ *
+ * Copyright (c) 2004 MIPS Inc
+ * Author: chris@mips.com
+ *
+ * Copyright (C) 2004, 06 Ralf Baechle <ralf@linux-mips.org>
  */
 #include <linux/module.h>
 #include <linux/interrupt.h>
 #include <linux/kernel.h>
-#include <asm/ptrace.h>
 #include <linux/sched.h>
 #include <linux/kernel_stat.h>
 #include <asm/io.h>
@@ -115,14 +116,14 @@ static void end_msc_irq(unsigned int irq)
 /*
  * Interrupt handler for interrupts coming from SOC-it.
  */
-void ll_msc_irq(struct pt_regs *regs)
+void ll_msc_irq(void)
 {
  	unsigned int irq;
 
 	/* read the interrupt vector register */
 	MSCIC_READ(MSC01_IC_VEC, irq);
 	if (irq < 64)
-		do_IRQ(irq + irq_base, regs);
+		do_IRQ(irq + irq_base);
 	else {
 		/* Ignore spurious interrupt */
 	}
diff --git a/arch/mips/kernel/irq-mv6434x.c b/arch/mips/kernel/irq-mv6434x.c
index b117e64da64d..37d106202b83 100644
--- a/arch/mips/kernel/irq-mv6434x.c
+++ b/arch/mips/kernel/irq-mv6434x.c
@@ -1,7 +1,7 @@
 /*
  * Copyright 2002 Momentum Computer
  * Author: mdharm@momenco.com
- * Copyright (C) 2004 Ralf Baechle <ralf@linux-mips.org>
+ * Copyright (C) 2004, 06 Ralf Baechle <ralf@linux-mips.org>
  *
  * This program is free software; you can redistribute  it and/or modify it
  * under  the terms of  the GNU General  Public License as published by the
@@ -15,7 +15,6 @@
 #include <linux/mv643xx.h>
 #include <linux/sched.h>
 
-#include <asm/ptrace.h>
 #include <asm/io.h>
 #include <asm/irq.h>
 #include <asm/marvell.h>
@@ -113,7 +112,7 @@ static void end_mv64340_irq(unsigned int irq)
  * Interrupt handler for interrupts coming from the Marvell chip.
  * It could be built in ethernet ports etc...
  */
-void ll_mv64340_irq(struct pt_regs *regs)
+void ll_mv64340_irq(void)
 {
 	unsigned int irq_src_low, irq_src_high;
  	unsigned int irq_mask_low, irq_mask_high;
@@ -129,9 +128,9 @@ void ll_mv64340_irq(struct pt_regs *regs)
 	irq_src_high &= irq_mask_high;
 
 	if (irq_src_low)
-		do_IRQ(ls1bit32(irq_src_low) + irq_base, regs);
+		do_IRQ(ls1bit32(irq_src_low) + irq_base);
 	else
-		do_IRQ(ls1bit32(irq_src_high) + irq_base + 32, regs);
+		do_IRQ(ls1bit32(irq_src_high) + irq_base + 32);
 }
 
 #define shutdown_mv64340_irq	disable_mv64340_irq
diff --git a/arch/mips/kernel/irq.c b/arch/mips/kernel/irq.c
index d955aaefbb8e..dd24434392b6 100644
--- a/arch/mips/kernel/irq.c
+++ b/arch/mips/kernel/irq.c
@@ -53,12 +53,12 @@ unsigned long irq_hwmask[NR_IRQS];
  * SMP cross-CPU interrupts have their own specific
  * handlers).
  */
-asmlinkage unsigned int do_IRQ(unsigned int irq, struct pt_regs *regs)
+asmlinkage unsigned int do_IRQ(unsigned int irq)
 {
 	irq_enter();
 
 	__DO_IRQ_SMTC_HOOK();
-	__do_IRQ(irq, regs);
+	__do_IRQ(irq);
 
 	irq_exit();
 
@@ -110,7 +110,7 @@ skip:
 	return 0;
 }
 
-asmlinkage void spurious_interrupt(struct pt_regs *regs)
+asmlinkage void spurious_interrupt(void)
 {
 	atomic_inc(&irq_err_count);
 }
diff --git a/arch/mips/kernel/proc.c b/arch/mips/kernel/proc.c
index d8beef107902..4ed37ba19731 100644
--- a/arch/mips/kernel/proc.c
+++ b/arch/mips/kernel/proc.c
@@ -89,9 +89,9 @@ static const char *cpu_name[] = {
 
 static int show_cpuinfo(struct seq_file *m, void *v)
 {
-	unsigned int version = current_cpu_data.processor_id;
-	unsigned int fp_vers = current_cpu_data.fpu_id;
 	unsigned long n = (unsigned long) v - 1;
+	unsigned int version = cpu_data[n].processor_id;
+	unsigned int fp_vers = cpu_data[n].fpu_id;
 	char fmt [64];
 
 #ifdef CONFIG_SMP
@@ -107,9 +107,9 @@ static int show_cpuinfo(struct seq_file *m, void *v)
 
 	seq_printf(m, "processor\t\t: %ld\n", n);
 	sprintf(fmt, "cpu model\t\t: %%s V%%d.%%d%s\n",
-	        cpu_has_fpu ? "  FPU V%d.%d" : "");
-	seq_printf(m, fmt, cpu_name[current_cpu_data.cputype <= CPU_LAST ?
-	                            current_cpu_data.cputype : CPU_UNKNOWN],
+	        cpu_data[n].options & MIPS_CPU_FPU ? "  FPU V%d.%d" : "");
+	seq_printf(m, fmt, cpu_name[cpu_data[n].cputype <= CPU_LAST ?
+	                            cpu_data[n].cputype : CPU_UNKNOWN],
 	                           (version >> 4) & 0x0f, version & 0x0f,
 	                           (fp_vers >> 4) & 0x0f, fp_vers & 0x0f);
 	seq_printf(m, "BogoMIPS\t\t: %lu.%02lu\n",
@@ -118,7 +118,7 @@ static int show_cpuinfo(struct seq_file *m, void *v)
 	seq_printf(m, "wait instruction\t: %s\n", cpu_wait ? "yes" : "no");
 	seq_printf(m, "microsecond timers\t: %s\n",
 	              cpu_has_counter ? "yes" : "no");
-	seq_printf(m, "tlb_entries\t\t: %d\n", current_cpu_data.tlbsize);
+	seq_printf(m, "tlb_entries\t\t: %d\n", cpu_data[n].tlbsize);
 	seq_printf(m, "extra interrupt vector\t: %s\n",
 	              cpu_has_divec ? "yes" : "no");
 	seq_printf(m, "hardware watchpoint\t: %s\n",
diff --git a/arch/mips/kernel/process.c b/arch/mips/kernel/process.c
index 045d987bc683..9f307eb1a31e 100644
--- a/arch/mips/kernel/process.c
+++ b/arch/mips/kernel/process.c
@@ -115,7 +115,7 @@ void start_thread(struct pt_regs * regs, unsigned long pc, unsigned long sp)
 	status |= KU_USER;
 	regs->cp0_status = status;
 	clear_used_math();
-	lose_fpu();
+	clear_fpu_owner();
 	if (cpu_has_dsp)
 		__init_dsp();
 	regs->cp0_epc = pc;
diff --git a/arch/mips/kernel/ptrace.c b/arch/mips/kernel/ptrace.c
index 362d1728e531..258d74fd0b63 100644
--- a/arch/mips/kernel/ptrace.c
+++ b/arch/mips/kernel/ptrace.c
@@ -106,6 +106,7 @@ int ptrace_setregs (struct task_struct *child, __s64 __user *data)
 int ptrace_getfpregs (struct task_struct *child, __u32 __user *data)
 {
 	int i;
+	unsigned int tmp;
 
 	if (!access_ok(VERIFY_WRITE, data, 33 * 8))
 		return -EIO;
@@ -121,10 +122,10 @@ int ptrace_getfpregs (struct task_struct *child, __u32 __user *data)
 
 	__put_user (child->thread.fpu.fcr31, data + 64);
 
+	preempt_disable();
 	if (cpu_has_fpu) {
-		unsigned int flags, tmp;
+		unsigned int flags;
 
-		preempt_disable();
 		if (cpu_has_mipsmt) {
 			unsigned int vpflags = dvpe();
 			flags = read_c0_status();
@@ -138,11 +139,11 @@ int ptrace_getfpregs (struct task_struct *child, __u32 __user *data)
 			__asm__ __volatile__("cfc1\t%0,$0" : "=r" (tmp));
 			write_c0_status(flags);
 		}
-		preempt_enable();
-		__put_user (tmp, data + 65);
 	} else {
-		__put_user ((__u32) 0, data + 65);
+		tmp = 0;
 	}
+	preempt_enable();
+	__put_user (tmp, data + 65);
 
 	return 0;
 }
@@ -245,16 +246,17 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
 			unsigned int mtflags;
 #endif /* CONFIG_MIPS_MT_SMTC */
 
-			if (!cpu_has_fpu)
+			preempt_disable();
+			if (!cpu_has_fpu) {
+				preempt_enable();
 				break;
+			}
 
 #ifdef CONFIG_MIPS_MT_SMTC
 			/* Read-modify-write of Status must be atomic */
 			local_irq_save(irqflags);
 			mtflags = dmt();
 #endif /* CONFIG_MIPS_MT_SMTC */
-
-			preempt_disable();
 			if (cpu_has_mipsmt) {
 				unsigned int vpflags = dvpe();
 				flags = read_c0_status();
diff --git a/arch/mips/kernel/ptrace32.c b/arch/mips/kernel/ptrace32.c
index f40ecd8be05f..d9a39c169450 100644
--- a/arch/mips/kernel/ptrace32.c
+++ b/arch/mips/kernel/ptrace32.c
@@ -175,7 +175,9 @@ asmlinkage int sys32_ptrace(int request, int pid, int addr, int data)
 			unsigned int mtflags;
 #endif /* CONFIG_MIPS_MT_SMTC */
 
+			preempt_disable();
 			if (!cpu_has_fpu) {
+				preempt_enable();
 				tmp = 0;
 				break;
 			}
@@ -186,7 +188,6 @@ asmlinkage int sys32_ptrace(int request, int pid, int addr, int data)
 			mtflags = dmt();
 #endif /* CONFIG_MIPS_MT_SMTC */
 
-			preempt_disable();
 			if (cpu_has_mipsmt) {
 				unsigned int vpflags = dvpe();
 				flags = read_c0_status();
diff --git a/arch/mips/kernel/rtlx.c b/arch/mips/kernel/rtlx.c
index cdab1b2cd134..8c8c8324f775 100644
--- a/arch/mips/kernel/rtlx.c
+++ b/arch/mips/kernel/rtlx.c
@@ -61,16 +61,16 @@ static int sp_stopping = 0;
 
 extern void *vpe_get_shared(int index);
 
-static void rtlx_dispatch(struct pt_regs *regs)
+static void rtlx_dispatch(void)
 {
-	do_IRQ(MIPSCPU_INT_BASE + MIPS_CPU_RTLX_IRQ, regs);
+	do_IRQ(MIPSCPU_INT_BASE + MIPS_CPU_RTLX_IRQ);
 }
 
 
 /* Interrupt handler may be called before rtlx_init has otherwise had
    a chance to run.
 */
-static irqreturn_t rtlx_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t rtlx_interrupt(int irq, void *dev_id)
 {
 	int i;
 
diff --git a/arch/mips/kernel/smp-mt.c b/arch/mips/kernel/smp-mt.c
index 766253c44f3f..3b5f3b632622 100644
--- a/arch/mips/kernel/smp-mt.c
+++ b/arch/mips/kernel/smp-mt.c
@@ -106,22 +106,22 @@ void __init sanitize_tlb_entries(void)
 	clear_c0_mvpcontrol(MVPCONTROL_VPC);
 }
 
-static void ipi_resched_dispatch (struct pt_regs *regs)
+static void ipi_resched_dispatch(void)
 {
-	do_IRQ(MIPSCPU_INT_BASE + MIPS_CPU_IPI_RESCHED_IRQ, regs);
+	do_IRQ(MIPSCPU_INT_BASE + MIPS_CPU_IPI_RESCHED_IRQ);
 }
 
-static void ipi_call_dispatch (struct pt_regs *regs)
+static void ipi_call_dispatch(void)
 {
-	do_IRQ(MIPSCPU_INT_BASE + MIPS_CPU_IPI_CALL_IRQ, regs);
+	do_IRQ(MIPSCPU_INT_BASE + MIPS_CPU_IPI_CALL_IRQ);
 }
 
-irqreturn_t ipi_resched_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t ipi_resched_interrupt(int irq, void *dev_id)
 {
 	return IRQ_HANDLED;
 }
 
-irqreturn_t ipi_call_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t ipi_call_interrupt(int irq, void *dev_id)
 {
 	smp_call_function_interrupt();
 
@@ -250,8 +250,8 @@ void __init plat_prepare_cpus(unsigned int max_cpus)
 {
 	/* set up ipi interrupts */
 	if (cpu_has_vint) {
-		set_vi_handler (MIPS_CPU_IPI_RESCHED_IRQ, ipi_resched_dispatch);
-		set_vi_handler (MIPS_CPU_IPI_CALL_IRQ, ipi_call_dispatch);
+		set_vi_handler(MIPS_CPU_IPI_RESCHED_IRQ, ipi_resched_dispatch);
+		set_vi_handler(MIPS_CPU_IPI_CALL_IRQ, ipi_call_dispatch);
 	}
 
 	cpu_ipi_resched_irq = MIPSCPU_INT_BASE + MIPS_CPU_IPI_RESCHED_IRQ;
diff --git a/arch/mips/kernel/smp.c b/arch/mips/kernel/smp.c
index 221895802dca..1af3612a1ce8 100644
--- a/arch/mips/kernel/smp.c
+++ b/arch/mips/kernel/smp.c
@@ -467,14 +467,18 @@ static DEFINE_PER_CPU(struct cpu, cpu_devices);
 
 static int __init topology_init(void)
 {
-	int cpu;
-	int ret;
+	int i, ret;
 
-	for_each_present_cpu(cpu) {
-		ret = register_cpu(&per_cpu(cpu_devices, cpu), cpu);
+#ifdef CONFIG_NUMA
+	for_each_online_node(i)
+		register_one_node(i);
+#endif /* CONFIG_NUMA */
+
+	for_each_present_cpu(i) {
+		ret = register_cpu(&per_cpu(cpu_devices, i), i);
 		if (ret)
 			printk(KERN_WARNING "topology_init: register_cpu %d "
-			       "failed (%d)\n", cpu, ret);
+			       "failed (%d)\n", i, ret);
 	}
 
 	return 0;
diff --git a/arch/mips/kernel/smtc-asm.S b/arch/mips/kernel/smtc-asm.S
index 76cb31d57482..1cb9441f1474 100644
--- a/arch/mips/kernel/smtc-asm.S
+++ b/arch/mips/kernel/smtc-asm.S
@@ -97,15 +97,12 @@ FEXPORT(__smtc_ipi_vector)
 	SAVE_ALL
 	CLI
 	TRACE_IRQS_OFF
-	move	a0,sp
 	/* Function to be invoked passed stack pad slot 5 */
 	lw	t0,PT_PADSLOT5(sp)
 	/* Argument from sender passed in stack pad slot 4 */
-	lw	a1,PT_PADSLOT4(sp)
-	jalr	t0
-	nop
-	j	ret_from_irq
-	nop
+	lw	a0,PT_PADSLOT4(sp)
+	PTR_LA	ra, _ret_from_irq
+	jr	t0
 
 /*
  * Called from idle loop to provoke processing of queued IPIs
diff --git a/arch/mips/kernel/smtc.c b/arch/mips/kernel/smtc.c
index 604bcc5cb7c8..cc1f7474f7d7 100644
--- a/arch/mips/kernel/smtc.c
+++ b/arch/mips/kernel/smtc.c
@@ -82,7 +82,7 @@ struct smtc_ipi_q freeIPIq;
 
 /* Forward declarations */
 
-void ipi_decode(struct pt_regs *, struct smtc_ipi *);
+void ipi_decode(struct smtc_ipi *);
 void post_direct_ipi(int cpu, struct smtc_ipi *pipi);
 void setup_cross_vpe_interrupts(void);
 void init_smtc_stats(void);
@@ -820,19 +820,19 @@ void post_direct_ipi(int cpu, struct smtc_ipi *pipi)
 	write_tc_c0_tcrestart(__smtc_ipi_vector);
 }
 
-void ipi_resched_interrupt(struct pt_regs *regs)
+static void ipi_resched_interrupt(void)
 {
 	/* Return from interrupt should be enough to cause scheduler check */
 }
 
 
-void ipi_call_interrupt(struct pt_regs *regs)
+static void ipi_call_interrupt(void)
 {
 	/* Invoke generic function invocation code in smp.c */
 	smp_call_function_interrupt();
 }
 
-void ipi_decode(struct pt_regs *regs, struct smtc_ipi *pipi)
+void ipi_decode(struct smtc_ipi *pipi)
 {
 	void *arg_copy = pipi->arg;
 	int type_copy = pipi->type;
@@ -846,15 +846,15 @@ void ipi_decode(struct pt_regs *regs, struct smtc_ipi *pipi)
 #ifdef SMTC_IDLE_HOOK_DEBUG
 		clock_hang_reported[dest_copy] = 0;
 #endif /* SMTC_IDLE_HOOK_DEBUG */
-		local_timer_interrupt(0, NULL, regs);
+		local_timer_interrupt(0, NULL);
 		break;
 	case LINUX_SMP_IPI:
 		switch ((int)arg_copy) {
 		case SMP_RESCHEDULE_YOURSELF:
-			ipi_resched_interrupt(regs);
+			ipi_resched_interrupt();
 			break;
 		case SMP_CALL_FUNCTION:
-			ipi_call_interrupt(regs);
+			ipi_call_interrupt();
 			break;
 		default:
 			printk("Impossible SMTC IPI Argument 0x%x\n",
@@ -868,7 +868,7 @@ void ipi_decode(struct pt_regs *regs, struct smtc_ipi *pipi)
 	}
 }
 
-void deferred_smtc_ipi(struct pt_regs *regs)
+void deferred_smtc_ipi(void)
 {
 	struct smtc_ipi *pipi;
 	unsigned long flags;
@@ -883,7 +883,7 @@ void deferred_smtc_ipi(struct pt_regs *regs)
 		while((pipi = smtc_ipi_dq(&IPIQ[q])) != NULL) {
 			/* ipi_decode() should be called with interrupts off */
 			local_irq_save(flags);
-			ipi_decode(regs, pipi);
+			ipi_decode(pipi);
 			local_irq_restore(flags);
 		}
 	}
@@ -917,7 +917,7 @@ void smtc_timer_broadcast(int vpe)
 
 static int cpu_ipi_irq = MIPSCPU_INT_BASE + MIPS_CPU_IPI_IRQ;
 
-static irqreturn_t ipi_interrupt(int irq, void *dev_idm, struct pt_regs *regs)
+static irqreturn_t ipi_interrupt(int irq, void *dev_idm)
 {
 	int my_vpe = cpu_data[smp_processor_id()].vpe_id;
 	int my_tc = cpu_data[smp_processor_id()].tc_id;
@@ -978,7 +978,7 @@ static irqreturn_t ipi_interrupt(int irq, void *dev_idm, struct pt_regs *regs)
 				 * with interrupts off
 				 */
 				local_irq_save(flags);
-				ipi_decode(regs, pipi);
+				ipi_decode(pipi);
 				local_irq_restore(flags);
 			}
 		}
@@ -987,9 +987,9 @@ static irqreturn_t ipi_interrupt(int irq, void *dev_idm, struct pt_regs *regs)
 	return IRQ_HANDLED;
 }
 
-static void ipi_irq_dispatch(struct pt_regs *regs)
+static void ipi_irq_dispatch(void)
 {
-	do_IRQ(cpu_ipi_irq, regs);
+	do_IRQ(cpu_ipi_irq);
 }
 
 static struct irqaction irq_ipi;
diff --git a/arch/mips/kernel/time.c b/arch/mips/kernel/time.c
index a8340802f2d7..debe86c2f691 100644
--- a/arch/mips/kernel/time.c
+++ b/arch/mips/kernel/time.c
@@ -322,18 +322,17 @@ static long last_rtc_update;
  * a broadcasted inter-processor interrupt which itself is triggered
  * by the global timer interrupt.
  */
-void local_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+void local_timer_interrupt(int irq, void *dev_id)
 {
-	if (current->pid)
-		profile_tick(CPU_PROFILING, regs);
-	update_process_times(user_mode(regs));
+	profile_tick(CPU_PROFILING);
+	update_process_times(user_mode(get_irq_regs()));
 }
 
 /*
  * High-level timer interrupt service routines.  This function
  * is set as irqaction->handler and is invoked through do_IRQ.
  */
-irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t timer_interrupt(int irq, void *dev_id)
 {
 	unsigned long j;
 	unsigned int count;
@@ -419,22 +418,22 @@ irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 	 * In SMP mode, local_timer_interrupt() is invoked by appropriate
 	 * low-level local timer interrupt handler.
 	 */
-	local_timer_interrupt(irq, dev_id, regs);
+	local_timer_interrupt(irq, dev_id);
 
 	return IRQ_HANDLED;
 }
 
-int null_perf_irq(struct pt_regs *regs)
+int null_perf_irq(void)
 {
 	return 0;
 }
 
-int (*perf_irq)(struct pt_regs *regs) = null_perf_irq;
+int (*perf_irq)(void) = null_perf_irq;
 
 EXPORT_SYMBOL(null_perf_irq);
 EXPORT_SYMBOL(perf_irq);
 
-asmlinkage void ll_timer_interrupt(int irq, struct pt_regs *regs)
+asmlinkage void ll_timer_interrupt(int irq)
 {
 	int r2 = cpu_has_mips_r2;
 
@@ -448,25 +447,25 @@ asmlinkage void ll_timer_interrupt(int irq, struct pt_regs *regs)
 	 * performance counter interrupt handler anyway.
 	 */
 	if (!r2 || (read_c0_cause() & (1 << 26)))
-		if (perf_irq(regs))
+		if (perf_irq())
 			goto out;
 
 	/* we keep interrupt disabled all the time */
 	if (!r2 || (read_c0_cause() & (1 << 30)))
-		timer_interrupt(irq, NULL, regs);
+		timer_interrupt(irq, NULL);
 
 out:
 	irq_exit();
 }
 
-asmlinkage void ll_local_timer_interrupt(int irq, struct pt_regs *regs)
+asmlinkage void ll_local_timer_interrupt(int irq)
 {
 	irq_enter();
 	if (smp_processor_id() != 0)
 		kstat_this_cpu.irqs[irq]++;
 
 	/* we keep interrupt disabled all the time */
-	local_timer_interrupt(irq, NULL, regs);
+	local_timer_interrupt(irq, NULL);
 
 	irq_exit();
 }
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index b7292a56d4cd..cce8313ec27d 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -66,7 +66,7 @@ extern asmlinkage void handle_mcheck(void);
 extern asmlinkage void handle_reserved(void);
 
 extern int fpu_emulator_cop1Handler(struct pt_regs *xcp,
-	struct mips_fpu_struct *ctx);
+	struct mips_fpu_struct *ctx, int has_fpu);
 
 void (*board_be_init)(void);
 int (*board_be_handler)(struct pt_regs *regs, int is_fixup);
@@ -641,7 +641,7 @@ asmlinkage void do_fpe(struct pt_regs *regs, unsigned long fcr31)
 		preempt_enable();
 
 		/* Run the emulator */
-		sig = fpu_emulator_cop1Handler (regs, &current->thread.fpu);
+		sig = fpu_emulator_cop1Handler (regs, &current->thread.fpu, 1);
 
 		preempt_disable();
 
@@ -791,11 +791,13 @@ asmlinkage void do_cpu(struct pt_regs *regs)
 			set_used_math();
 		}
 
-		preempt_enable();
-
-		if (!cpu_has_fpu) {
-			int sig = fpu_emulator_cop1Handler(regs,
-						&current->thread.fpu);
+		if (cpu_has_fpu) {
+			preempt_enable();
+		} else {
+			int sig;
+			preempt_enable();
+			sig = fpu_emulator_cop1Handler(regs,
+						&current->thread.fpu, 0);
 			if (sig)
 				force_sig(sig, current);
 #ifdef CONFIG_MIPS_MT_FPAFF
diff --git a/arch/mips/lasat/interrupt.c b/arch/mips/lasat/interrupt.c
index 456be8fc961a..a144a002dcc4 100644
--- a/arch/mips/lasat/interrupt.c
+++ b/arch/mips/lasat/interrupt.c
@@ -108,14 +108,14 @@ static unsigned long get_int_status_200(void)
 	return int_status;
 }
 
-asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+asmlinkage void plat_irq_dispatch(void)
 {
 	unsigned long int_status;
 	unsigned int cause = read_c0_cause();
 	int irq;
 
 	if (cause & CAUSEF_IP7) {	/* R4000 count / compare IRQ */
-		ll_timer_interrupt(7, regs);
+		ll_timer_interrupt(7);
 		return;
 	}
 
@@ -125,7 +125,7 @@ asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
 	if (int_status) {
 		irq = ls1bit32(int_status);
 
-		do_IRQ(irq, regs);
+		do_IRQ(irq);
 	}
 }
 
diff --git a/arch/mips/math-emu/cp1emu.c b/arch/mips/math-emu/cp1emu.c
index 3f0d5d26d506..80531b35cd61 100644
--- a/arch/mips/math-emu/cp1emu.c
+++ b/arch/mips/math-emu/cp1emu.c
@@ -38,8 +38,6 @@
 
 #include <asm/inst.h>
 #include <asm/bootinfo.h>
-#include <asm/cpu.h>
-#include <asm/cpu-features.h>
 #include <asm/processor.h>
 #include <asm/ptrace.h>
 #include <asm/signal.h>
@@ -1233,7 +1231,8 @@ static int fpu_emu(struct pt_regs *xcp, struct mips_fpu_struct *ctx,
 	return 0;
 }
 
-int fpu_emulator_cop1Handler(struct pt_regs *xcp, struct mips_fpu_struct *ctx)
+int fpu_emulator_cop1Handler(struct pt_regs *xcp, struct mips_fpu_struct *ctx,
+	int has_fpu)
 {
 	unsigned long oldepc, prevepc;
 	mips_instruction insn;
@@ -1263,7 +1262,7 @@ int fpu_emulator_cop1Handler(struct pt_regs *xcp, struct mips_fpu_struct *ctx)
 			ieee754_csr.rm = mips_rm[ieee754_csr.rm];
 		}
 
-		if (cpu_has_fpu)
+		if (has_fpu)
 			break;
 		if (sig)
 			break;
diff --git a/arch/mips/mips-boards/atlas/atlas_int.c b/arch/mips/mips-boards/atlas/atlas_int.c
index a020a3cb4f4b..be624b8c3b0e 100644
--- a/arch/mips/mips-boards/atlas/atlas_int.c
+++ b/arch/mips/mips-boards/atlas/atlas_int.c
@@ -101,7 +101,7 @@ static inline int ls1bit32(unsigned int x)
 	return b;
 }
 
-static inline void atlas_hw0_irqdispatch(struct pt_regs *regs)
+static inline void atlas_hw0_irqdispatch(void)
 {
 	unsigned long int_status;
 	int irq;
@@ -116,7 +116,7 @@ static inline void atlas_hw0_irqdispatch(struct pt_regs *regs)
 
 	DEBUG_INT("atlas_hw0_irqdispatch: irq=%d\n", irq);
 
-	do_IRQ(irq, regs);
+	do_IRQ(irq);
 }
 
 static inline int clz(unsigned long x)
@@ -188,7 +188,7 @@ static inline unsigned int irq_ffs(unsigned int pending)
  * then we just return, if multiple IRQs are pending then we will just take
  * another exception, big deal.
  */
-asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+asmlinkage void plat_irq_dispatch(void)
 {
 	unsigned int pending = read_c0_cause() & read_c0_status() & ST0_IM;
 	int irq;
@@ -196,11 +196,11 @@ asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
 	irq = irq_ffs(pending);
 
 	if (irq == MIPSCPU_INT_ATLAS)
-		atlas_hw0_irqdispatch(regs);
+		atlas_hw0_irqdispatch();
 	else if (irq >= 0)
-		do_IRQ(MIPSCPU_INT_BASE + irq, regs);
+		do_IRQ(MIPSCPU_INT_BASE + irq);
 	else
-		spurious_interrupt(regs);
+		spurious_interrupt();
 }
 
 static inline void init_atlas_irqs (int base)
diff --git a/arch/mips/mips-boards/generic/time.c b/arch/mips/mips-boards/generic/time.c
index 8d15861fce61..6f8a9fe7c1e3 100644
--- a/arch/mips/mips-boards/generic/time.c
+++ b/arch/mips/mips-boards/generic/time.c
@@ -30,7 +30,6 @@
 
 #include <asm/mipsregs.h>
 #include <asm/mipsmtregs.h>
-#include <asm/ptrace.h>
 #include <asm/hardirq.h>
 #include <asm/irq.h>
 #include <asm/div64.h>
@@ -82,19 +81,19 @@ static inline void scroll_display_message(void)
 	}
 }
 
-static void mips_timer_dispatch (struct pt_regs *regs)
+static void mips_timer_dispatch(void)
 {
-	do_IRQ (mips_cpu_timer_irq, regs);
+	do_IRQ(mips_cpu_timer_irq);
 }
 
 /*
  * Redeclare until I get around mopping the timer code insanity on MIPS.
  */
-extern int null_perf_irq(struct pt_regs *regs);
+extern int null_perf_irq(void);
 
-extern int (*perf_irq)(struct pt_regs *regs);
+extern int (*perf_irq)(void);
 
-irqreturn_t mips_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t mips_timer_interrupt(int irq, void *dev_id)
 {
 	int cpu = smp_processor_id();
 
@@ -119,7 +118,7 @@ irqreturn_t mips_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 	 * perf counter overflow, or both.
 	 */
 	if (read_c0_cause() & (1 << 26))
-		perf_irq(regs);
+		perf_irq();
 
 	if (read_c0_cause() & (1 << 30)) {
 		/* If timer interrupt, make it de-assert */
@@ -139,13 +138,13 @@ irqreturn_t mips_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 		 * the tick on VPE 0 to run the full timer_interrupt().
 		 */
 		if (cpu_data[cpu].vpe_id == 0) {
-				timer_interrupt(irq, NULL, regs);
+				timer_interrupt(irq, NULL);
 				smtc_timer_broadcast(cpu_data[cpu].vpe_id);
 				scroll_display_message();
 		} else {
 			write_c0_compare(read_c0_count() +
 			                 (mips_hpt_frequency/HZ));
-			local_timer_interrupt(irq, dev_id, regs);
+			local_timer_interrupt(irq, dev_id);
 			smtc_timer_broadcast(cpu_data[cpu].vpe_id);
 		}
 	}
@@ -159,12 +158,12 @@ irqreturn_t mips_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 		 * timer int.
 		 */
 		if (!r2 || (read_c0_cause() & (1 << 26)))
-			if (perf_irq(regs))
+			if (perf_irq())
 				goto out;
 
 		/* we keep interrupt disabled all the time */
 		if (!r2 || (read_c0_cause() & (1 << 30)))
-			timer_interrupt(irq, NULL, regs);
+			timer_interrupt(irq, NULL);
 
 		scroll_display_message();
 	} else {
@@ -180,7 +179,7 @@ irqreturn_t mips_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 		/*
 		 * Other CPUs should do profiling and process accounting
 		 */
-		local_timer_interrupt(irq, dev_id, regs);
+		local_timer_interrupt(irq, dev_id);
 	}
 out:
 #endif /* CONFIG_MIPS_MT_SMTC */
diff --git a/arch/mips/mips-boards/malta/malta_int.c b/arch/mips/mips-boards/malta/malta_int.c
index 7cc0ba4f553a..6244d0e2c7de 100644
--- a/arch/mips/mips-boards/malta/malta_int.c
+++ b/arch/mips/mips-boards/malta/malta_int.c
@@ -114,7 +114,7 @@ static inline int get_int(void)
 	return irq;
 }
 
-static void malta_hw0_irqdispatch(struct pt_regs *regs)
+static void malta_hw0_irqdispatch(void)
 {
 	int irq;
 
@@ -123,17 +123,21 @@ static void malta_hw0_irqdispatch(struct pt_regs *regs)
 		return;  /* interrupt has already been cleared */
 	}
 
-	do_IRQ(MALTA_INT_BASE+irq, regs);
+	do_IRQ(MALTA_INT_BASE + irq);
 }
 
-void corehi_irqdispatch(struct pt_regs *regs)
+static void corehi_irqdispatch(void)
 {
+	unsigned int intedge, intsteer, pcicmd, pcibadaddr;
+        unsigned int pcimstat, intisr, inten, intpol;
 	unsigned int intrcause,datalo,datahi;
-        unsigned int pcimstat, intisr, inten, intpol, intedge, intsteer, pcicmd, pcibadaddr;
+	struct pt_regs *regs;
 
         printk("CoreHI interrupt, shouldn't happen, so we die here!!!\n");
-        printk("epc   : %08lx\nStatus: %08lx\nCause : %08lx\nbadVaddr : %08lx\n"
-, regs->cp0_epc, regs->cp0_status, regs->cp0_cause, regs->cp0_badvaddr);
+        printk("epc   : %08lx\nStatus: %08lx\n"
+	       "Cause : %08lx\nbadVaddr : %08lx\n",
+	       regs->cp0_epc, regs->cp0_status,
+	       regs->cp0_cause, regs->cp0_badvaddr);
 
 	/* Read all the registers and then print them as there is a
 	   problem with interspersed printk's upsetting the Bonito controller.
@@ -146,7 +150,7 @@ void corehi_irqdispatch(struct pt_regs *regs)
         case MIPS_REVISION_CORID_CORE_FPGA3:
         case MIPS_REVISION_CORID_CORE_24K:
         case MIPS_REVISION_CORID_CORE_EMUL_MSC:
-                ll_msc_irq(regs);
+                ll_msc_irq();
                 break;
         case MIPS_REVISION_CORID_QED_RM5261:
         case MIPS_REVISION_CORID_CORE_LV:
@@ -208,23 +212,23 @@ static inline unsigned int irq_ffs(unsigned int pending)
 	unsigned int a0 = 7;
 	unsigned int t0;
 
-	t0 = s0 & 0xf000;
+	t0 = pending & 0xf000;
 	t0 = t0 < 1;
 	t0 = t0 << 2;
 	a0 = a0 - t0;
-	s0 = s0 << t0;
+	pending = pending << t0;
 
-	t0 = s0 & 0xc000;
+	t0 = pending & 0xc000;
 	t0 = t0 < 1;
 	t0 = t0 << 1;
 	a0 = a0 - t0;
-	s0 = s0 << t0;
+	pending = pending << t0;
 
-	t0 = s0 & 0x8000;
+	t0 = pending & 0x8000;
 	t0 = t0 < 1;
 	//t0 = t0 << 2;
 	a0 = a0 - t0;
-	//s0 = s0 << t0;
+	//pending = pending << t0;
 
 	return a0;
 #endif
@@ -255,7 +259,7 @@ static inline unsigned int irq_ffs(unsigned int pending)
  * another exception, big deal.
  */
 
-asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+asmlinkage void plat_irq_dispatch(void)
 {
 	unsigned int pending = read_c0_cause() & read_c0_status() & ST0_IM;
 	int irq;
@@ -263,11 +267,11 @@ asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
 	irq = irq_ffs(pending);
 
 	if (irq == MIPSCPU_INT_I8259A)
-		malta_hw0_irqdispatch(regs);
+		malta_hw0_irqdispatch();
 	else if (irq > 0)
-		do_IRQ(MIPSCPU_INT_BASE + irq, regs);
+		do_IRQ(MIPSCPU_INT_BASE + irq);
 	else
-		spurious_interrupt(regs);
+		spurious_interrupt();
 }
 
 static struct irqaction i8259irq = {
diff --git a/arch/mips/mips-boards/sead/sead_int.c b/arch/mips/mips-boards/sead/sead_int.c
index 9168d934c661..f445fcddfdfd 100644
--- a/arch/mips/mips-boards/sead/sead_int.c
+++ b/arch/mips/mips-boards/sead/sead_int.c
@@ -98,7 +98,7 @@ static inline unsigned int irq_ffs(unsigned int pending)
  * then we just return, if multiple IRQs are pending then we will just take
  * another exception, big deal.
  */
-asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+asmlinkage void plat_irq_dispatch(void)
 {
 	unsigned int pending = read_c0_cause() & read_c0_status() & ST0_IM;
 	int irq;
@@ -106,7 +106,7 @@ asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
 	irq = irq_ffs(pending);
 
 	if (irq >= 0)
-		do_IRQ(MIPSCPU_INT_BASE + irq, regs);
+		do_IRQ(MIPSCPU_INT_BASE + irq);
 	else
 		spurious_interrupt(regs);
 }
diff --git a/arch/mips/mips-boards/sim/sim_int.c b/arch/mips/mips-boards/sim/sim_int.c
index 2c15c8efec4e..2ce449dce6f2 100644
--- a/arch/mips/mips-boards/sim/sim_int.c
+++ b/arch/mips/mips-boards/sim/sim_int.c
@@ -71,12 +71,7 @@ static inline unsigned int irq_ffs(unsigned int pending)
 #endif
 }
 
-static inline void sim_hw0_irqdispatch(struct pt_regs *regs)
-{
-	do_IRQ(2, regs);
-}
-
-asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+asmlinkage void plat_irq_dispatch(void)
 {
 	unsigned int pending = read_c0_cause() & read_c0_status() & ST0_IM;
 	int irq;
@@ -84,9 +79,9 @@ asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
 	irq = irq_ffs(pending);
 
 	if (irq > 0)
-		do_IRQ(MIPSCPU_INT_BASE + irq, regs);
+		do_IRQ(MIPSCPU_INT_BASE + irq);
 	else
-		spurious_interrupt(regs);
+		spurious_interrupt();
 }
 
 void __init arch_init_irq(void)
diff --git a/arch/mips/mips-boards/sim/sim_time.c b/arch/mips/mips-boards/sim/sim_time.c
index 230929ecd57f..c566b9bd0427 100644
--- a/arch/mips/mips-boards/sim/sim_time.c
+++ b/arch/mips/mips-boards/sim/sim_time.c
@@ -15,7 +15,6 @@
 #include <linux/mc146818rtc.h>
 #include <linux/timex.h>
 #include <asm/mipsregs.h>
-#include <asm/ptrace.h>
 #include <asm/hardirq.h>
 #include <asm/irq.h>
 #include <asm/div64.h>
@@ -33,7 +32,7 @@
 
 unsigned long cpu_khz;
 
-irqreturn_t sim_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t sim_timer_interrupt(int irq, void *dev_id)
 {
 #ifdef CONFIG_SMP
 	int cpu = smp_processor_id();
@@ -44,7 +43,7 @@ irqreturn_t sim_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 	 */
 #ifndef CONFIG_MIPS_MT_SMTC
 	if (cpu == 0) {
-		timer_interrupt(irq, dev_id, regs);
+		timer_interrupt(irq, dev_id);
 	}
 	else {
 		/* Everyone else needs to reset the timer int here as
@@ -84,7 +83,7 @@ irqreturn_t sim_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 	irq_enable_hazard();
 	evpe(vpflags);
 
-	if(cpu_data[cpu].vpe_id == 0) timer_interrupt(irq, dev_id, regs);
+	if(cpu_data[cpu].vpe_id == 0) timer_interrupt(irq, dev_id);
 	else write_c0_compare (read_c0_count() + ( mips_hpt_frequency/HZ));
 	smtc_timer_broadcast(cpu_data[cpu].vpe_id);
 
@@ -93,10 +92,10 @@ irqreturn_t sim_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 	/*
 	 * every CPU should do profiling and process accounting
 	 */
- 	local_timer_interrupt (irq, dev_id, regs);
+ 	local_timer_interrupt (irq, dev_id);
 	return IRQ_HANDLED;
 #else
-	return timer_interrupt (irq, dev_id, regs);
+	return timer_interrupt (irq, dev_id);
 #endif
 }
 
@@ -177,9 +176,9 @@ void __init sim_time_init(void)
 
 static int mips_cpu_timer_irq;
 
-static void mips_timer_dispatch (struct pt_regs *regs)
+static void mips_timer_dispatch(void)
 {
-	do_IRQ (mips_cpu_timer_irq, regs);
+	do_IRQ(mips_cpu_timer_irq);
 }
 
 
diff --git a/arch/mips/momentum/jaguar_atx/irq.c b/arch/mips/momentum/jaguar_atx/irq.c
index f9067469a656..2efb25aa1aed 100644
--- a/arch/mips/momentum/jaguar_atx/irq.c
+++ b/arch/mips/momentum/jaguar_atx/irq.c
@@ -40,33 +40,33 @@
 #include <asm/mipsregs.h>
 #include <asm/time.h>
 
-asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+asmlinkage void plat_irq_dispatch(void)
 {
 	unsigned int pending = read_c0_cause() & read_c0_status();
 
 	if (pending & STATUSF_IP0)
-		do_IRQ(0, regs);
+		do_IRQ(0);
 	else if (pending & STATUSF_IP1)
-		do_IRQ(1, regs);
+		do_IRQ(1);
 	else if (pending & STATUSF_IP2)
-		do_IRQ(2, regs);
+		do_IRQ(2);
 	else if (pending & STATUSF_IP3)
-		do_IRQ(3, regs);
+		do_IRQ(3);
 	else if (pending & STATUSF_IP4)
-		do_IRQ(4, regs);
+		do_IRQ(4);
 	else if (pending & STATUSF_IP5)
-		do_IRQ(5, regs);
+		do_IRQ(5);
 	else if (pending & STATUSF_IP6)
-		do_IRQ(6, regs);
+		do_IRQ(6);
 	else if (pending & STATUSF_IP7)
-		ll_timer_interrupt(7, regs);
+		ll_timer_interrupt(7);
 	else {
 		/*
 		 * Now look at the extended interrupts
 		 */
 		pending = (read_c0_cause() & (read_c0_intcontrol() << 8)) >> 16;
 		if (pending & STATUSF_IP8)
-			ll_mv64340_irq(regs);
+			ll_mv64340_irq();
 	}
 }
 
diff --git a/arch/mips/momentum/jaguar_atx/setup.c b/arch/mips/momentum/jaguar_atx/setup.c
index e6fe2992227d..5a510142b978 100644
--- a/arch/mips/momentum/jaguar_atx/setup.c
+++ b/arch/mips/momentum/jaguar_atx/setup.c
@@ -62,7 +62,6 @@
 #include <asm/io.h>
 #include <asm/irq.h>
 #include <asm/processor.h>
-#include <asm/ptrace.h>
 #include <asm/reboot.h>
 #include <asm/tlbflush.h>
 
diff --git a/arch/mips/momentum/ocelot_3/irq.c b/arch/mips/momentum/ocelot_3/irq.c
index 793782a9c195..cea0e5deb80e 100644
--- a/arch/mips/momentum/ocelot_3/irq.c
+++ b/arch/mips/momentum/ocelot_3/irq.c
@@ -75,26 +75,26 @@ void __init arch_init_irq(void)
 
 }
 
-asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+asmlinkage void plat_irq_dispatch(void)
 {
 	unsigned int pending = read_c0_cause() & read_c0_status();
 
 	if (pending & STATUSF_IP0)
-		do_IRQ(0, regs);
+		do_IRQ(0);
 	else if (pending & STATUSF_IP1)
-		do_IRQ(1, regs);
+		do_IRQ(1);
 	else if (pending & STATUSF_IP2)
-		do_IRQ(2, regs);
+		do_IRQ(2);
 	else if (pending & STATUSF_IP3)
-		do_IRQ(3, regs);
+		do_IRQ(3);
 	else if (pending & STATUSF_IP4)
-		do_IRQ(4, regs);
+		do_IRQ(4);
 	else if (pending & STATUSF_IP5)
-		do_IRQ(5, regs);
+		do_IRQ(5);
 	else if (pending & STATUSF_IP6)
-		do_IRQ(6, regs);
+		do_IRQ(6);
 	else if (pending & STATUSF_IP7)
-		do_IRQ(7, regs);
+		do_IRQ(7);
 	else {
 		/*
 		 * Now look at the extended interrupts
@@ -102,8 +102,8 @@ asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
 		pending = (read_c0_cause() & (read_c0_intcontrol() << 8)) >> 16;
 
 		if (pending & STATUSF_IP8)
-			ll_mv64340_irq(regs);
+			ll_mv64340_irq();
 		else
-			spurious_interrupt(regs);
+			spurious_interrupt();
 	}
 }
diff --git a/arch/mips/momentum/ocelot_3/setup.c b/arch/mips/momentum/ocelot_3/setup.c
index 435d0787329e..7d74f8c54129 100644
--- a/arch/mips/momentum/ocelot_3/setup.c
+++ b/arch/mips/momentum/ocelot_3/setup.c
@@ -67,7 +67,6 @@
 #include <asm/irq.h>
 #include <asm/pci.h>
 #include <asm/processor.h>
-#include <asm/ptrace.h>
 #include <asm/reboot.h>
 #include <asm/mc146818rtc.h>
 #include <asm/tlbflush.h>
diff --git a/arch/mips/momentum/ocelot_c/cpci-irq.c b/arch/mips/momentum/ocelot_c/cpci-irq.c
index a5dc230520df..47e3fa32b075 100644
--- a/arch/mips/momentum/ocelot_c/cpci-irq.c
+++ b/arch/mips/momentum/ocelot_c/cpci-irq.c
@@ -21,7 +21,6 @@
 #include <linux/interrupt.h>
 #include <linux/irq.h>
 #include <linux/kernel.h>
-#include <asm/ptrace.h>
 #include <linux/sched.h>
 #include <linux/kernel_stat.h>
 #include <asm/io.h>
@@ -112,7 +111,7 @@ static void end_cpci_irq(unsigned int irq)
  * Interrupt handler for interrupts coming from the FPGA chip.
  * It could be built in ethernet ports etc...
  */
-void ll_cpci_irq(struct pt_regs *regs)
+void ll_cpci_irq(void)
 {
 	unsigned int irq_src, irq_mask;
 
@@ -123,7 +122,7 @@ void ll_cpci_irq(struct pt_regs *regs)
 	/* mask for just the interrupts we want */
 	irq_src &= ~irq_mask;
 
-	do_IRQ(ls1bit8(irq_src) + CPCI_IRQ_BASE, regs);
+	do_IRQ(ls1bit8(irq_src) + CPCI_IRQ_BASE);
 }
 
 #define shutdown_cpci_irq	disable_cpci_irq
diff --git a/arch/mips/momentum/ocelot_c/irq.c b/arch/mips/momentum/ocelot_c/irq.c
index 9d44ae1e156b..ea65223a6d2c 100644
--- a/arch/mips/momentum/ocelot_c/irq.c
+++ b/arch/mips/momentum/ocelot_c/irq.c
@@ -59,31 +59,31 @@ static struct irqaction cascade_mv64340 = {
 	no_action, IRQF_DISABLED, CPU_MASK_NONE, "cascade via MV64340", NULL, NULL
 };
 
-extern void ll_uart_irq(struct pt_regs *regs);
-extern void ll_cpci_irq(struct pt_regs *regs);
+extern void ll_uart_irq(void);
+extern void ll_cpci_irq(void);
 
-asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+asmlinkage void plat_irq_dispatch(void)
 {
 	unsigned int pending = read_c0_cause() & read_c0_status();
 
 	if (pending & STATUSF_IP0)
-		do_IRQ(0, regs);
+		do_IRQ(0);
 	else if (pending & STATUSF_IP1)
-		do_IRQ(1, regs);
+		do_IRQ(1);
 	else if (pending & STATUSF_IP2)
-		do_IRQ(2, regs);
+		do_IRQ(2);
 	else if (pending & STATUSF_IP3)
-		ll_uart_irq(regs);
+		ll_uart_irq();
 	else if (pending & STATUSF_IP4)
-		do_IRQ(4, regs);
+		do_IRQ(4);
 	else if (pending & STATUSF_IP5)
-		ll_cpci_irq(regs);
+		ll_cpci_irq();
 	else if (pending & STATUSF_IP6)
-		ll_mv64340_irq(regs);
+		ll_mv64340_irq();
 	else if (pending & STATUSF_IP7)
-		do_IRQ(7, regs);
+		do_IRQ(7);
 	else
-		spurious_interrupt(regs);
+		spurious_interrupt();
 }
 
 void __init arch_init_irq(void)
diff --git a/arch/mips/momentum/ocelot_c/setup.c b/arch/mips/momentum/ocelot_c/setup.c
index 36f570ecc6fb..9c0c462af650 100644
--- a/arch/mips/momentum/ocelot_c/setup.c
+++ b/arch/mips/momentum/ocelot_c/setup.c
@@ -62,7 +62,6 @@
 #include <asm/irq.h>
 #include <asm/pci.h>
 #include <asm/processor.h>
-#include <asm/ptrace.h>
 #include <asm/reboot.h>
 #include <asm/marvell.h>
 #include <linux/bootmem.h>
diff --git a/arch/mips/momentum/ocelot_c/uart-irq.c b/arch/mips/momentum/ocelot_c/uart-irq.c
index 9f33d8f1d826..510257dc205a 100644
--- a/arch/mips/momentum/ocelot_c/uart-irq.c
+++ b/arch/mips/momentum/ocelot_c/uart-irq.c
@@ -16,7 +16,6 @@
 #include <linux/interrupt.h>
 #include <linux/irq.h>
 #include <linux/kernel.h>
-#include <asm/ptrace.h>
 #include <linux/sched.h>
 #include <linux/kernel_stat.h>
 #include <asm/io.h>
@@ -105,7 +104,7 @@ static void end_uart_irq(unsigned int irq)
 /*
  * Interrupt handler for interrupts coming from the FPGA chip.
  */
-void ll_uart_irq(struct pt_regs *regs)
+void ll_uart_irq(void)
 {
 	unsigned int irq_src, irq_mask;
 
@@ -116,7 +115,7 @@ void ll_uart_irq(struct pt_regs *regs)
 	/* mask for just the interrupts we want */
 	irq_src &= ~irq_mask;
 
-	do_IRQ(ls1bit8(irq_src) + 74, regs);
+	do_IRQ(ls1bit8(irq_src) + 74);
 }
 
 #define shutdown_uart_irq	disable_uart_irq
diff --git a/arch/mips/momentum/ocelot_g/gt-irq.c b/arch/mips/momentum/ocelot_g/gt-irq.c
index 6cd87cf0195a..7b5cc6648f7e 100644
--- a/arch/mips/momentum/ocelot_g/gt-irq.c
+++ b/arch/mips/momentum/ocelot_g/gt-irq.c
@@ -14,7 +14,6 @@
 #include <linux/module.h>
 #include <linux/interrupt.h>
 #include <linux/kernel.h>
-#include <asm/ptrace.h>
 #include <linux/sched.h>
 #include <linux/kernel_stat.h>
 #include <asm/gt64240.h>
@@ -108,7 +107,7 @@ int disable_galileo_irq(int int_cause, int bit_num)
  * we keep this particular structure in the function.
  */
 
-static irqreturn_t gt64240_p0int_irq(int irq, void *dev, struct pt_regs *regs)
+static irqreturn_t gt64240_p0int_irq(int irq, void *dev)
 {
 	uint32_t irq_src, irq_src_mask;
 	int handled;
@@ -135,7 +134,7 @@ static irqreturn_t gt64240_p0int_irq(int irq, void *dev, struct pt_regs *regs)
 		/* handle the timer call */
 		do_timer(1);
 #ifndef CONFIG_SMP
-		update_process_times(user_mode(regs));
+		update_process_times(user_mode(get_irq_regs()));
 #endif
 	}
 
diff --git a/arch/mips/momentum/ocelot_g/irq.c b/arch/mips/momentum/ocelot_g/irq.c
index 7a4a419804f1..da46524e87cb 100644
--- a/arch/mips/momentum/ocelot_g/irq.c
+++ b/arch/mips/momentum/ocelot_g/irq.c
@@ -48,22 +48,22 @@
 #include <asm/mipsregs.h>
 #include <asm/system.h>
 
-asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+asmlinkage void plat_irq_dispatch(void)
 {
 	unsigned int pending = read_c0_cause() & read_c0_status();
 
 	if (pending & STATUSF_IP2)
-		do_IRQ(2, regs);
+		do_IRQ(2);
 	else if (pending & STATUSF_IP3)
-		do_IRQ(3, regs);
+		do_IRQ(3);
 	else if (pending & STATUSF_IP4)
-		do_IRQ(4, regs);
+		do_IRQ(4);
 	else if (pending & STATUSF_IP5)
-		do_IRQ(5, regs);
+		do_IRQ(5);
 	else if (pending & STATUSF_IP6)
-		do_IRQ(6, regs);
+		do_IRQ(6);
 	else if (pending & STATUSF_IP7)
-		do_IRQ(7, regs);
+		do_IRQ(7);
 	else {
 		/*
 		 * Now look at the extended interrupts
@@ -71,15 +71,15 @@ asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
 		pending = (read_c0_cause() & (read_c0_intcontrol() << 8)) >> 16;
 
 		if (pending & STATUSF_IP8)
-			do_IRQ(8, regs);
+			do_IRQ(8);
 		else if (pending & STATUSF_IP9)
-			do_IRQ(9, regs);
+			do_IRQ(9);
 		else if (pending & STATUSF_IP10)
-			do_IRQ(10, regs);
+			do_IRQ(10);
 		else if (pending & STATUSF_IP11)
-			do_IRQ(11, regs);
+			do_IRQ(11);
 		else
-			spurious_interrupt(regs);
+			spurious_interrupt();
 	}
 }
 
diff --git a/arch/mips/momentum/ocelot_g/setup.c b/arch/mips/momentum/ocelot_g/setup.c
index c580b1de33bc..56ec47039c16 100644
--- a/arch/mips/momentum/ocelot_g/setup.c
+++ b/arch/mips/momentum/ocelot_g/setup.c
@@ -58,7 +58,6 @@
 #include <asm/irq.h>
 #include <asm/pci.h>
 #include <asm/processor.h>
-#include <asm/ptrace.h>
 #include <asm/reboot.h>
 #include <linux/bootmem.h>
 
diff --git a/arch/mips/oprofile/op_impl.h b/arch/mips/oprofile/op_impl.h
index 5cfce7d87a4d..354e54496406 100644
--- a/arch/mips/oprofile/op_impl.h
+++ b/arch/mips/oprofile/op_impl.h
@@ -12,8 +12,8 @@
 
 struct pt_regs;
 
-extern int null_perf_irq(struct pt_regs *regs);
-extern int (*perf_irq)(struct pt_regs *regs);
+extern int null_perf_irq(void);
+extern int (*perf_irq)(void);
 
 /* Per-counter configuration as set via oprofilefs.  */
 struct op_counter_config {
diff --git a/arch/mips/oprofile/op_model_mipsxx.c b/arch/mips/oprofile/op_model_mipsxx.c
index a175d673540f..dd0aec9c3ce1 100644
--- a/arch/mips/oprofile/op_model_mipsxx.c
+++ b/arch/mips/oprofile/op_model_mipsxx.c
@@ -3,12 +3,13 @@
  * License.  See the file "COPYING" in the main directory of this archive
  * for more details.
  *
- * Copyright (C) 2004, 2005 by Ralf Baechle
+ * Copyright (C) 2004, 05, 06 by Ralf Baechle
  * Copyright (C) 2005 by MIPS Technologies, Inc.
  */
 #include <linux/oprofile.h>
 #include <linux/interrupt.h>
 #include <linux/smp.h>
+#include <asm/irq_regs.h>
 
 #include "op_impl.h"
 
@@ -170,7 +171,7 @@ static void mipsxx_cpu_stop(void *args)
 	}
 }
 
-static int mipsxx_perfcount_handler(struct pt_regs *regs)
+static int mipsxx_perfcount_handler(void)
 {
 	unsigned int counters = op_model_mipsxx_ops.num_counters;
 	unsigned int control;
@@ -184,7 +185,7 @@ static int mipsxx_perfcount_handler(struct pt_regs *regs)
 		counter = r_c0_perfcntr ## n();				\
 		if ((control & M_PERFCTL_INTERRUPT_ENABLE) &&		\
 		    (counter & M_COUNTER_OVERFLOW)) {			\
-			oprofile_add_sample(regs, n);			\
+			oprofile_add_sample(get_irq_regs(), n);		\
 			w_c0_perfcntr ## n(reg.counter[n]);		\
 			handled = 1;					\
 		}
diff --git a/arch/mips/pci/pci-ip32.c b/arch/mips/pci/pci-ip32.c
index 17c7932cf0ae..618ea7dbc474 100644
--- a/arch/mips/pci/pci-ip32.c
+++ b/arch/mips/pci/pci-ip32.c
@@ -22,7 +22,7 @@
  * registered on the bridge error irq.  It's conceivable that some of these
  * conditions warrant a panic.  Anybody care to say which ones?
  */
-static irqreturn_t macepci_error(int irq, void *dev, struct pt_regs *regs)
+static irqreturn_t macepci_error(int irq, void *dev)
 {
 	char s;
 	unsigned int flags = mace->pci.error;
diff --git a/arch/mips/philips/pnx8550/common/int.c b/arch/mips/philips/pnx8550/common/int.c
index 3c93512be1ec..710611615ca2 100644
--- a/arch/mips/philips/pnx8550/common/int.c
+++ b/arch/mips/philips/pnx8550/common/int.c
@@ -23,6 +23,7 @@
  *  59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
  *
  */
+#include <linux/compiler.h>
 #include <linux/init.h>
 #include <linux/irq.h>
 #include <linux/sched.h>
@@ -52,7 +53,7 @@ static char gic_prio[PNX8550_INT_GIC_TOTINT] = {
 	1			//  70
 };
 
-static void hw0_irqdispatch(int irq, struct pt_regs *regs)
+static void hw0_irqdispatch(int irq)
 {
 	/* find out which interrupt */
 	irq = PNX8550_GIC_VECTOR_0 >> 3;
@@ -61,42 +62,39 @@ static void hw0_irqdispatch(int irq, struct pt_regs *regs)
 		printk("hw0_irqdispatch: irq 0, spurious interrupt?\n");
 		return;
 	}
-	do_IRQ(PNX8550_INT_GIC_MIN + irq, regs);
+	do_IRQ(PNX8550_INT_GIC_MIN + irq);
 }
 
 
-static void timer_irqdispatch(int irq, struct pt_regs *regs)
+static void timer_irqdispatch(int irq)
 {
 	irq = (0x01c0 & read_c0_config7()) >> 6;
 
-	if (irq == 0) {
+	if (unlikely(irq == 0)) {
 		printk("timer_irqdispatch: irq 0, spurious interrupt?\n");
 		return;
 	}
 
-	if (irq & 0x1) {
-		do_IRQ(PNX8550_INT_TIMER1, regs);
-	}
-	if (irq & 0x2) {
-		do_IRQ(PNX8550_INT_TIMER2, regs);
-	}
-	if (irq & 0x4) {
-		do_IRQ(PNX8550_INT_TIMER3, regs);
-	}
+	if (irq & 0x1)
+		do_IRQ(PNX8550_INT_TIMER1);
+	if (irq & 0x2)
+		do_IRQ(PNX8550_INT_TIMER2);
+	if (irq & 0x4)
+		do_IRQ(PNX8550_INT_TIMER3);
 }
 
-asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+asmlinkage void plat_irq_dispatch(void)
 {
 	unsigned int pending = read_c0_status() & read_c0_cause();
 
 	if (pending & STATUSF_IP2)
-		hw0_irqdispatch(2, regs);
+		hw0_irqdispatch(2);
 	else if (pending & STATUSF_IP7) {
 		if (read_c0_config7() & 0x01c0)
-			timer_irqdispatch(7, regs);
+			timer_irqdispatch(7);
 	}
 
-	spurious_interrupt(regs);
+	spurious_interrupt();
 }
 
 static inline void modify_cp0_intmask(unsigned clr_mask, unsigned set_mask)
diff --git a/arch/mips/pmc-sierra/yosemite/irq.c b/arch/mips/pmc-sierra/yosemite/irq.c
index b91d0aa3b7ed..adb048527e76 100644
--- a/arch/mips/pmc-sierra/yosemite/irq.c
+++ b/arch/mips/pmc-sierra/yosemite/irq.c
@@ -56,15 +56,13 @@
 #define HYPERTRANSPORT_INTC     0x7a		/* INTC# */
 #define HYPERTRANSPORT_INTD     0x7b		/* INTD# */
 
-extern void jaguar_mailbox_irq(struct pt_regs *);
-
 /*
  * Handle hypertransport & SMP interrupts. The interrupt lines are scarce.
  * For interprocessor interrupts, the best thing to do is to use the INTMSG
  * register. We use the same external interrupt line, i.e. INTB3 and monitor
  * another status bit
  */
-asmlinkage void ll_ht_smp_irq_handler(int irq, struct pt_regs *regs)
+static void ll_ht_smp_irq_handler(int irq)
 {
 	u32 status = OCD_READ(RM9000x2_OCD_INTP0STATUS4);
 
@@ -107,50 +105,35 @@ asmlinkage void ll_ht_smp_irq_handler(int irq, struct pt_regs *regs)
 	}
 #endif /* CONFIG_HT_LEVEL_TRIGGER */
 
-	do_IRQ(irq, regs);
-}
-
-asmlinkage void do_extended_irq(struct pt_regs *regs)
-{
-	unsigned int intcontrol = read_c0_intcontrol();
-	unsigned int cause = read_c0_cause();
-	unsigned int status = read_c0_status();
-	unsigned int pending_sr, pending_ic;
-
-	pending_sr = status & cause & 0xff00;
-	pending_ic = (cause >> 8) & intcontrol & 0xff00;
-
-	if (pending_ic & (1 << 13))
-		do_IRQ(13, regs);
-
+	do_IRQ(irq);
 }
 
-asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+asmlinkage void plat_irq_dispatch(void)
 {
 	unsigned int cause = read_c0_cause();
 	unsigned int status = read_c0_status();
 	unsigned int pending = cause & status;
 
 	if (pending & STATUSF_IP7) {
-		do_IRQ(7, regs);
+		do_IRQ(7);
 	} else if (pending & STATUSF_IP2) {
 #ifdef CONFIG_HYPERTRANSPORT
-		ll_ht_smp_irq_handler(2, regs);
+		ll_ht_smp_irq_handler(2);
 #else
-		do_IRQ(2, regs);
+		do_IRQ(2);
 #endif
 	} else if (pending & STATUSF_IP3) {
-		do_IRQ(3, regs);
+		do_IRQ(3);
 	} else if (pending & STATUSF_IP4) {
-		do_IRQ(4, regs);
+		do_IRQ(4);
 	} else if (pending & STATUSF_IP5) {
 #ifdef CONFIG_SMP
-		titan_mailbox_irq(regs);
+		titan_mailbox_irq();
 #else
-		do_IRQ(5, regs);
+		do_IRQ(5);
 #endif
 	} else if (pending & STATUSF_IP6) {
-		do_IRQ(4, regs);
+		do_IRQ(4);
 	}
 }
 
@@ -178,18 +161,3 @@ void __init arch_init_irq(void)
 	register_gdb_console();
 #endif
 }
-
-#ifdef CONFIG_KGDB
-/*
- * The 16550 DUART has two ports, but is allocated one IRQ
- * for the serial console. Hence, a generic framework for
- * serial IRQ routing in place. Currently, just calls the
- * do_IRQ fuction. But, going in the future, need to check
- * DUART registers for channel A and B, then decide the
- * appropriate action
- */
-asmlinkage void yosemite_kgdb_irq(int irq, struct pt_regs *regs)
-{
-	do_IRQ(irq, regs);
-}
-#endif
diff --git a/arch/mips/pmc-sierra/yosemite/setup.c b/arch/mips/pmc-sierra/yosemite/setup.c
index 0a6ee8e5eec2..1b9b0d396d3e 100644
--- a/arch/mips/pmc-sierra/yosemite/setup.c
+++ b/arch/mips/pmc-sierra/yosemite/setup.c
@@ -46,7 +46,6 @@
 #include <asm/io.h>
 #include <asm/irq.h>
 #include <asm/processor.h>
-#include <asm/ptrace.h>
 #include <asm/reboot.h>
 #include <asm/serial.h>
 #include <asm/titan_dep.h>
diff --git a/arch/mips/pmc-sierra/yosemite/smp.c b/arch/mips/pmc-sierra/yosemite/smp.c
index c197311e15d3..65fa3a23ea5e 100644
--- a/arch/mips/pmc-sierra/yosemite/smp.c
+++ b/arch/mips/pmc-sierra/yosemite/smp.c
@@ -110,7 +110,7 @@ void prom_smp_finish(void)
 {
 }
 
-asmlinkage void titan_mailbox_irq(struct pt_regs *regs)
+asmlinkage void titan_mailbox_irq(void)
 {
 	int cpu = smp_processor_id();
 	unsigned long status;
diff --git a/arch/mips/qemu/q-irq.c b/arch/mips/qemu/q-irq.c
index 3352374c4c7d..f5ea2fe10f14 100644
--- a/arch/mips/qemu/q-irq.c
+++ b/arch/mips/qemu/q-irq.c
@@ -9,19 +9,19 @@
 
 extern asmlinkage void qemu_handle_int(void);
 
-asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+asmlinkage void plat_irq_dispatch(void)
 {
 	unsigned int pending = read_c0_status() & read_c0_cause();
 
 	if (pending & 0x8000) {
-		ll_timer_interrupt(Q_COUNT_COMPARE_IRQ, regs);
+		ll_timer_interrupt(Q_COUNT_COMPARE_IRQ);
 		return;
 	}
 	if (pending & 0x0400) {
 		int irq = i8259_irq();
 
 		if (likely(irq >= 0))
-			do_IRQ(irq, regs);
+			do_IRQ(irq);
 
 		return;
 	}
diff --git a/arch/mips/sgi-ip22/ip22-berr.c b/arch/mips/sgi-ip22/ip22-berr.c
index a28dc7800072..de6a0cc32fea 100644
--- a/arch/mips/sgi-ip22/ip22-berr.c
+++ b/arch/mips/sgi-ip22/ip22-berr.c
@@ -12,6 +12,7 @@
 #include <asm/system.h>
 #include <asm/traps.h>
 #include <asm/branch.h>
+#include <asm/irq_regs.h>
 #include <asm/sgi/mc.h>
 #include <asm/sgi/hpc3.h>
 #include <asm/sgi/ioc.h>
@@ -85,9 +86,10 @@ static void print_buserr(void)
  * and then clear the interrupt when this happens.
  */
 
-void ip22_be_interrupt(int irq, struct pt_regs *regs)
+void ip22_be_interrupt(int irq)
 {
 	const int field = 2 * sizeof(unsigned long);
+	const struct pt_regs *regs = get_irq_regs();
 
 	save_and_clear_buserr();
 	print_buserr();
diff --git a/arch/mips/sgi-ip22/ip22-eisa.c b/arch/mips/sgi-ip22/ip22-eisa.c
index ee0514a29922..0d18ed47c47a 100644
--- a/arch/mips/sgi-ip22/ip22-eisa.c
+++ b/arch/mips/sgi-ip22/ip22-eisa.c
@@ -70,7 +70,7 @@ static char __init *decode_eisa_sig(unsigned long addr)
 	return sig_str;
 }
 
-static irqreturn_t ip22_eisa_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t ip22_eisa_intr(int irq, void *dev_id)
 {
 	u8 eisa_irq;
 	u8 dma1, dma2;
@@ -80,7 +80,7 @@ static irqreturn_t ip22_eisa_intr(int irq, void *dev_id, struct pt_regs *regs)
 	dma2 = inb(EISA_DMA2_STATUS);
 
 	if (eisa_irq < EISA_MAX_IRQ) {
-		do_IRQ(eisa_irq, regs);
+		do_IRQ(eisa_irq);
 		return IRQ_HANDLED;
 	}
 
@@ -89,6 +89,7 @@ static irqreturn_t ip22_eisa_intr(int irq, void *dev_id, struct pt_regs *regs)
 
 	outb(0x20, EISA_INT2_CTRL);
 	outb(0x20, EISA_INT1_CTRL);
+
 	return IRQ_NONE;
 }
 
diff --git a/arch/mips/sgi-ip22/ip22-int.c b/arch/mips/sgi-ip22/ip22-int.c
index f66026e5d64b..af518898eaa1 100644
--- a/arch/mips/sgi-ip22/ip22-int.c
+++ b/arch/mips/sgi-ip22/ip22-int.c
@@ -222,7 +222,7 @@ static struct irq_chip ip22_local3_irq_type = {
 	.end		= end_local3_irq,
 };
 
-static void indy_local0_irqdispatch(struct pt_regs *regs)
+static void indy_local0_irqdispatch(void)
 {
 	u8 mask = sgint->istat0 & sgint->imask0;
 	u8 mask2;
@@ -236,11 +236,10 @@ static void indy_local0_irqdispatch(struct pt_regs *regs)
 
 	/* if irq == 0, then the interrupt has already been cleared */
 	if (irq)
-		do_IRQ(irq, regs);
-	return;
+		do_IRQ(irq);
 }
 
-static void indy_local1_irqdispatch(struct pt_regs *regs)
+static void indy_local1_irqdispatch(void)
 {
 	u8 mask = sgint->istat1 & sgint->imask1;
 	u8 mask2;
@@ -254,19 +253,18 @@ static void indy_local1_irqdispatch(struct pt_regs *regs)
 
 	/* if irq == 0, then the interrupt has already been cleared */
 	if (irq)
-		do_IRQ(irq, regs);
-	return;
+		do_IRQ(irq);
 }
 
-extern void ip22_be_interrupt(int irq, struct pt_regs *regs);
+extern void ip22_be_interrupt(int irq);
 
-static void indy_buserror_irq(struct pt_regs *regs)
+static void indy_buserror_irq(void)
 {
 	int irq = SGI_BUSERR_IRQ;
 
 	irq_enter();
 	kstat_this_cpu.irqs[irq]++;
-	ip22_be_interrupt(irq, regs);
+	ip22_be_interrupt(irq);
 	irq_exit();
 }
 
@@ -305,8 +303,8 @@ static struct irqaction map1_cascade = {
 #define SGI_INTERRUPTS	SGINT_LOCAL3
 #endif
 
-extern void indy_r4k_timer_interrupt(struct pt_regs *regs);
-extern void indy_8254timer_irq(struct pt_regs *regs);
+extern void indy_r4k_timer_interrupt(void);
+extern void indy_8254timer_irq(void);
 
 /*
  * IRQs on the INDY look basically (barring software IRQs which we don't use
@@ -336,7 +334,7 @@ extern void indy_8254timer_irq(struct pt_regs *regs);
  * another exception, big deal.
  */
 
-asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+asmlinkage void plat_irq_dispatch(void)
 {
 	unsigned int pending = read_c0_cause();
 
@@ -344,15 +342,15 @@ asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
 	 * First we check for r4k counter/timer IRQ.
 	 */
 	if (pending & CAUSEF_IP7)
-		indy_r4k_timer_interrupt(regs);
+		indy_r4k_timer_interrupt();
 	else if (pending & CAUSEF_IP2)
-		indy_local0_irqdispatch(regs);
+		indy_local0_irqdispatch();
 	else if (pending & CAUSEF_IP3)
-		indy_local1_irqdispatch(regs);
+		indy_local1_irqdispatch();
 	else if (pending & CAUSEF_IP6)
-		indy_buserror_irq(regs);
+		indy_buserror_irq();
 	else if (pending & (CAUSEF_IP4 | CAUSEF_IP5))
-		indy_8254timer_irq(regs);
+		indy_8254timer_irq();
 }
 
 extern void mips_cpu_irq_init(unsigned int irq_base);
diff --git a/arch/mips/sgi-ip22/ip22-reset.c b/arch/mips/sgi-ip22/ip22-reset.c
index 7a941ecff3bb..66df5ac8f089 100644
--- a/arch/mips/sgi-ip22/ip22-reset.c
+++ b/arch/mips/sgi-ip22/ip22-reset.c
@@ -169,7 +169,7 @@ static inline void volume_down_button(unsigned long data)
 	}
 }
 
-static irqreturn_t panel_int(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t panel_int(int irq, void *dev_id)
 {
 	unsigned int buttons;
 
diff --git a/arch/mips/sgi-ip22/ip22-time.c b/arch/mips/sgi-ip22/ip22-time.c
index 0e061890f797..205554734099 100644
--- a/arch/mips/sgi-ip22/ip22-time.c
+++ b/arch/mips/sgi-ip22/ip22-time.c
@@ -175,7 +175,7 @@ static __init void indy_time_init(void)
 }
 
 /* Generic SGI handler for (spurious) 8254 interrupts */
-void indy_8254timer_irq(struct pt_regs *regs)
+void indy_8254timer_irq(void)
 {
 	int irq = SGI_8254_0_IRQ;
 	ULONG cnt;
@@ -189,13 +189,13 @@ void indy_8254timer_irq(struct pt_regs *regs)
 	irq_exit();
 }
 
-void indy_r4k_timer_interrupt(struct pt_regs *regs)
+void indy_r4k_timer_interrupt(void)
 {
 	int irq = SGI_TIMER_IRQ;
 
 	irq_enter();
 	kstat_this_cpu.irqs[irq]++;
-	timer_interrupt(irq, NULL, regs);
+	timer_interrupt(irq, NULL);
 	irq_exit();
 }
 
diff --git a/arch/mips/sgi-ip27/ip27-irq.c b/arch/mips/sgi-ip27/ip27-irq.c
index 24a85372284f..f01ba1f90770 100644
--- a/arch/mips/sgi-ip27/ip27-irq.c
+++ b/arch/mips/sgi-ip27/ip27-irq.c
@@ -30,7 +30,6 @@
 #include <asm/mipsregs.h>
 #include <asm/system.h>
 
-#include <asm/ptrace.h>
 #include <asm/processor.h>
 #include <asm/pci/bridge.h>
 #include <asm/sn/addrs.h>
@@ -129,7 +128,7 @@ static int ms1bit(unsigned long x)
  * Kanoj 05.13.00
  */
 
-static void ip27_do_irq_mask0(struct pt_regs *regs)
+static void ip27_do_irq_mask0(void)
 {
 	int irq, swlevel;
 	hubreg_t pend0, mask0;
@@ -164,13 +163,13 @@ static void ip27_do_irq_mask0(struct pt_regs *regs)
 		struct slice_data *si = cpu_data[cpu].data;
 
 		irq = si->level_to_irq[swlevel];
-		do_IRQ(irq, regs);
+		do_IRQ(irq);
 	}
 
 	LOCAL_HUB_L(PI_INT_PEND0);
 }
 
-static void ip27_do_irq_mask1(struct pt_regs *regs)
+static void ip27_do_irq_mask1(void)
 {
 	int irq, swlevel;
 	hubreg_t pend1, mask1;
@@ -190,17 +189,17 @@ static void ip27_do_irq_mask1(struct pt_regs *regs)
 	/* "map" swlevel to irq */
 	irq = si->level_to_irq[swlevel];
 	LOCAL_HUB_CLR_INTR(swlevel);
-	do_IRQ(irq, regs);
+	do_IRQ(irq);
 
 	LOCAL_HUB_L(PI_INT_PEND1);
 }
 
-static void ip27_prof_timer(struct pt_regs *regs)
+static void ip27_prof_timer(void)
 {
 	panic("CPU %d got a profiling interrupt", smp_processor_id());
 }
 
-static void ip27_hub_error(struct pt_regs *regs)
+static void ip27_hub_error(void)
 {
 	panic("CPU %d got a hub error interrupt", smp_processor_id());
 }
@@ -418,22 +417,22 @@ int __devinit request_bridge_irq(struct bridge_controller *bc)
 	return irq;
 }
 
-extern void ip27_rt_timer_interrupt(struct pt_regs *regs);
+extern void ip27_rt_timer_interrupt(void);
 
-asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+asmlinkage void plat_irq_dispatch(void)
 {
 	unsigned long pending = read_c0_cause() & read_c0_status();
 
 	if (pending & CAUSEF_IP4)
-		ip27_rt_timer_interrupt(regs);
+		ip27_rt_timer_interrupt();
 	else if (pending & CAUSEF_IP2)	/* PI_INT_PEND_0 or CC_PEND_{A|B} */
-		ip27_do_irq_mask0(regs);
+		ip27_do_irq_mask0();
 	else if (pending & CAUSEF_IP3)	/* PI_INT_PEND_1 */
-		ip27_do_irq_mask1(regs);
+		ip27_do_irq_mask1();
 	else if (pending & CAUSEF_IP5)
-		ip27_prof_timer(regs);
+		ip27_prof_timer();
 	else if (pending & CAUSEF_IP6)
-		ip27_hub_error(regs);
+		ip27_hub_error();
 }
 
 void __init arch_init_irq(void)
diff --git a/arch/mips/sgi-ip27/ip27-timer.c b/arch/mips/sgi-ip27/ip27-timer.c
index 257ce118e380..4e870fc4469b 100644
--- a/arch/mips/sgi-ip27/ip27-timer.c
+++ b/arch/mips/sgi-ip27/ip27-timer.c
@@ -89,7 +89,7 @@ static int set_rtc_mmss(unsigned long nowtime)
 
 static unsigned int rt_timer_irq;
 
-void ip27_rt_timer_interrupt(struct pt_regs *regs)
+void ip27_rt_timer_interrupt(void)
 {
 	int cpu = smp_processor_id();
 	int cpuA = cputoslice(cpu) == 0;
@@ -111,7 +111,7 @@ again:
 	if (cpu == 0)
 		do_timer(1);
 
-	update_process_times(user_mode(regs));
+	update_process_times(user_mode(get_irq_regs()));
 
 	/*
 	 * If we have an externally synchronized Linux clock, then update
diff --git a/arch/mips/sgi-ip32/crime.c b/arch/mips/sgi-ip32/crime.c
index 41b5eca1148c..bff508704d03 100644
--- a/arch/mips/sgi-ip32/crime.c
+++ b/arch/mips/sgi-ip32/crime.c
@@ -14,7 +14,6 @@
 #include <asm/bootinfo.h>
 #include <asm/io.h>
 #include <asm/mipsregs.h>
-#include <asm/ptrace.h>
 #include <asm/page.h>
 #include <asm/ip32/crime.h>
 #include <asm/ip32/mace.h>
@@ -40,8 +39,7 @@ void __init crime_init(void)
 		id, rev, field, (unsigned long) CRIME_BASE);
 }
 
-irqreturn_t
-crime_memerr_intr (unsigned int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t crime_memerr_intr(unsigned int irq, void *dev_id)
 {
 	unsigned long stat, addr;
 	int fatal = 0;
@@ -92,8 +90,7 @@ crime_memerr_intr (unsigned int irq, void *dev_id, struct pt_regs *regs)
 	return IRQ_HANDLED;
 }
 
-irqreturn_t
-crime_cpuerr_intr (unsigned int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t crime_cpuerr_intr(unsigned int irq, void *dev_id)
 {
 	unsigned long stat = crime->cpu_error_stat & CRIME_CPU_ERROR_MASK;
 	unsigned long addr = crime->cpu_error_addr & CRIME_CPU_ERROR_ADDR_MASK;
diff --git a/arch/mips/sgi-ip32/ip32-irq.c b/arch/mips/sgi-ip32/ip32-irq.c
index c64a820373de..c9acadd0846b 100644
--- a/arch/mips/sgi-ip32/ip32-irq.c
+++ b/arch/mips/sgi-ip32/ip32-irq.c
@@ -120,10 +120,8 @@ static void inline flush_mace_bus(void)
 static DEFINE_SPINLOCK(ip32_irq_lock);
 
 /* Some initial interrupts to set up */
-extern irqreturn_t crime_memerr_intr (int irq, void *dev_id,
-				      struct pt_regs *regs);
-extern irqreturn_t crime_cpuerr_intr (int irq, void *dev_id,
-				      struct pt_regs *regs);
+extern irqreturn_t crime_memerr_intr(int irq, void *dev_id);
+extern irqreturn_t crime_cpuerr_intr(int irq, void *dev_id);
 
 struct irqaction memerr_irq = { crime_memerr_intr, IRQF_DISABLED,
 			CPU_MASK_NONE, "CRIME memory error", NULL, NULL };
@@ -479,7 +477,7 @@ static struct irq_chip ip32_mace_interrupt = {
 	.end = end_mace_irq,
 };
 
-static void ip32_unknown_interrupt(struct pt_regs *regs)
+static void ip32_unknown_interrupt(void)
 {
 	printk ("Unknown interrupt occurred!\n");
 	printk ("cp0_status: %08x\n", read_c0_status());
@@ -492,7 +490,7 @@ static void ip32_unknown_interrupt(struct pt_regs *regs)
 	printk ("MACE PCI control register: %08x\n", mace->pci.control);
 
 	printk("Register dump:\n");
-	show_regs(regs);
+	show_regs(get_irq_regs());
 
 	printk("Please mail this report to linux-mips@linux-mips.org\n");
 	printk("Spinning...");
@@ -501,7 +499,7 @@ static void ip32_unknown_interrupt(struct pt_regs *regs)
 
 /* CRIME 1.1 appears to deliver all interrupts to this one pin. */
 /* change this to loop over all edge-triggered irqs, exception masked out ones */
-static void ip32_irq0(struct pt_regs *regs)
+static void ip32_irq0(void)
 {
 	uint64_t crime_int;
 	int irq = 0;
@@ -516,50 +514,50 @@ static void ip32_irq0(struct pt_regs *regs)
 	}
 	irq++;
 	DBG("*irq %u*\n", irq);
-	do_IRQ(irq, regs);
+	do_IRQ(irq);
 }
 
-static void ip32_irq1(struct pt_regs *regs)
+static void ip32_irq1(void)
 {
-	ip32_unknown_interrupt(regs);
+	ip32_unknown_interrupt();
 }
 
-static void ip32_irq2(struct pt_regs *regs)
+static void ip32_irq2(void)
 {
-	ip32_unknown_interrupt(regs);
+	ip32_unknown_interrupt();
 }
 
-static void ip32_irq3(struct pt_regs *regs)
+static void ip32_irq3(void)
 {
-	ip32_unknown_interrupt(regs);
+	ip32_unknown_interrupt();
 }
 
-static void ip32_irq4(struct pt_regs *regs)
+static void ip32_irq4(void)
 {
-	ip32_unknown_interrupt(regs);
+	ip32_unknown_interrupt();
 }
 
-static void ip32_irq5(struct pt_regs *regs)
+static void ip32_irq5(void)
 {
-	ll_timer_interrupt(IP32_R4K_TIMER_IRQ, regs);
+	ll_timer_interrupt(IP32_R4K_TIMER_IRQ);
 }
 
-asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+asmlinkage void plat_irq_dispatch(void)
 {
 	unsigned int pending = read_c0_cause();
 
 	if (likely(pending & IE_IRQ0))
-		ip32_irq0(regs);
+		ip32_irq0();
 	else if (unlikely(pending & IE_IRQ1))
-		ip32_irq1(regs);
+		ip32_irq1();
 	else if (unlikely(pending & IE_IRQ2))
-		ip32_irq2(regs);
+		ip32_irq2();
 	else if (unlikely(pending & IE_IRQ3))
-		ip32_irq3(regs);
+		ip32_irq3();
 	else if (unlikely(pending & IE_IRQ4))
-		ip32_irq4(regs);
+		ip32_irq4();
 	else if (likely(pending & IE_IRQ5))
-		ip32_irq5(regs);
+		ip32_irq5();
 }
 
 void __init arch_init_irq(void)
diff --git a/arch/mips/sibyte/bcm1480/irq.c b/arch/mips/sibyte/bcm1480/irq.c
index a46b75b23ecb..8b1f41484923 100644
--- a/arch/mips/sibyte/bcm1480/irq.c
+++ b/arch/mips/sibyte/bcm1480/irq.c
@@ -25,9 +25,9 @@
 #include <linux/kernel_stat.h>
 
 #include <asm/errno.h>
+#include <asm/irq_regs.h>
 #include <asm/signal.h>
 #include <asm/system.h>
-#include <asm/ptrace.h>
 #include <asm/io.h>
 
 #include <asm/sibyte/bcm1480_regs.h>
@@ -284,8 +284,7 @@ void __init init_bcm1480_irqs(void)
 }
 
 
-static irqreturn_t bcm1480_dummy_handler(int irq, void *dev_id,
-	struct pt_regs *regs)
+static irqreturn_t bcm1480_dummy_handler(int irq, void *dev_id)
 {
 	return IRQ_NONE;
 }
@@ -453,7 +452,7 @@ void __init arch_init_irq(void)
 #define duart_out(reg, val)     csr_out32(val, IOADDR(A_DUART_CHANREG(kgdb_port,reg)))
 #define duart_in(reg)           csr_in32(IOADDR(A_DUART_CHANREG(kgdb_port,reg)))
 
-void bcm1480_kgdb_interrupt(struct pt_regs *regs)
+static void bcm1480_kgdb_interrupt(void)
 {
 	/*
 	 * Clear break-change status (allow some time for the remote
@@ -464,16 +463,15 @@ void bcm1480_kgdb_interrupt(struct pt_regs *regs)
 	mdelay(500);
 	duart_out(R_DUART_CMD, V_DUART_MISC_CMD_RESET_BREAK_INT |
 				M_DUART_RX_EN | M_DUART_TX_EN);
-	set_async_breakpoint(&regs->cp0_epc);
+	set_async_breakpoint(&get_irq_regs()->cp0_epc);
 }
 
 #endif 	/* CONFIG_KGDB */
 
-extern void bcm1480_timer_interrupt(struct pt_regs *regs);
-extern void bcm1480_mailbox_interrupt(struct pt_regs *regs);
-extern void bcm1480_kgdb_interrupt(struct pt_regs *regs);
+extern void bcm1480_timer_interrupt(void);
+extern void bcm1480_mailbox_interrupt(void);
 
-asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+asmlinkage void plat_irq_dispatch(void)
 {
 	unsigned int pending;
 
@@ -486,21 +484,21 @@ asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
 
 #ifdef CONFIG_SIBYTE_BCM1480_PROF
 	if (pending & CAUSEF_IP7)	/* Cpu performance counter interrupt */
-		sbprof_cpu_intr(exception_epc(regs));
+		sbprof_cpu_intr();
 	else
 #endif
 
 	if (pending & CAUSEF_IP4)
-		bcm1480_timer_interrupt(regs);
+		bcm1480_timer_interrupt();
 
 #ifdef CONFIG_SMP
 	else if (pending & CAUSEF_IP3)
-		bcm1480_mailbox_interrupt(regs);
+		bcm1480_mailbox_interrupt();
 #endif
 
 #ifdef CONFIG_KGDB
 	else if (pending & CAUSEF_IP6)
-		bcm1480_kgdb_interrupt(regs);		/* KGDB (uart 1) */
+		bcm1480_kgdb_interrupt();		/* KGDB (uart 1) */
 #endif
 
 	else if (pending & CAUSEF_IP2) {
@@ -521,9 +519,9 @@ asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
 
 		if (mask_h) {
 			if (mask_h ^ 1)
-				do_IRQ(fls64(mask_h) - 1, regs);
+				do_IRQ(fls64(mask_h) - 1);
 			else
-				do_IRQ(63 + fls64(mask_l), regs);
+				do_IRQ(63 + fls64(mask_l));
 		}
 	}
 }
diff --git a/arch/mips/sibyte/bcm1480/smp.c b/arch/mips/sibyte/bcm1480/smp.c
index 584a4b33faac..6eac36d1b8c8 100644
--- a/arch/mips/sibyte/bcm1480/smp.c
+++ b/arch/mips/sibyte/bcm1480/smp.c
@@ -88,7 +88,7 @@ void core_send_ipi(int cpu, unsigned int action)
 	__raw_writeq((((u64)action)<< 48), mailbox_0_set_regs[cpu]);
 }
 
-void bcm1480_mailbox_interrupt(struct pt_regs *regs)
+void bcm1480_mailbox_interrupt(void)
 {
 	int cpu = smp_processor_id();
 	unsigned int action;
diff --git a/arch/mips/sibyte/bcm1480/time.c b/arch/mips/sibyte/bcm1480/time.c
index 7e088f6c4a86..bf12af46132e 100644
--- a/arch/mips/sibyte/bcm1480/time.c
+++ b/arch/mips/sibyte/bcm1480/time.c
@@ -31,7 +31,6 @@
 #include <linux/kernel_stat.h>
 
 #include <asm/irq.h>
-#include <asm/ptrace.h>
 #include <asm/addrspace.h>
 #include <asm/time.h>
 #include <asm/io.h>
@@ -100,10 +99,10 @@ void bcm1480_time_init(void)
 
 #include <asm/sibyte/sb1250.h>
 
-void bcm1480_timer_interrupt(struct pt_regs *regs)
+void bcm1480_timer_interrupt(void)
 {
 	int cpu = smp_processor_id();
-	int irq = K_BCM1480_INT_TIMER_0+cpu;
+	int irq = K_BCM1480_INT_TIMER_0 + cpu;
 
 	/* Reset the timer */
 	__raw_writeq(M_SCD_TIMER_ENABLE|M_SCD_TIMER_MODE_CONTINUOUS,
@@ -113,13 +112,13 @@ void bcm1480_timer_interrupt(struct pt_regs *regs)
 		/*
 		 * CPU 0 handles the global timer interrupt job
 		 */
-		ll_timer_interrupt(irq, regs);
+		ll_timer_interrupt(irq);
 	}
 	else {
 		/*
 		 * other CPUs should just do profiling and process accounting
 		 */
-		ll_local_timer_interrupt(irq, regs);
+		ll_local_timer_interrupt(irq);
 	}
 }
 
diff --git a/arch/mips/sibyte/sb1250/irq.c b/arch/mips/sibyte/sb1250/irq.c
index f9bd9f074517..d5d26770daf6 100644
--- a/arch/mips/sibyte/sb1250/irq.c
+++ b/arch/mips/sibyte/sb1250/irq.c
@@ -28,7 +28,6 @@
 #include <asm/errno.h>
 #include <asm/signal.h>
 #include <asm/system.h>
-#include <asm/ptrace.h>
 #include <asm/io.h>
 
 #include <asm/sibyte/sb1250_regs.h>
@@ -254,8 +253,7 @@ void __init init_sb1250_irqs(void)
 }
 
 
-static irqreturn_t  sb1250_dummy_handler(int irq, void *dev_id,
-	struct pt_regs *regs)
+static irqreturn_t  sb1250_dummy_handler(int irq, void *dev_id)
 {
 	return IRQ_NONE;
 }
@@ -403,7 +401,7 @@ void __init arch_init_irq(void)
 #define duart_out(reg, val)     csr_out32(val, IOADDR(A_DUART_CHANREG(kgdb_port,reg)))
 #define duart_in(reg)           csr_in32(IOADDR(A_DUART_CHANREG(kgdb_port,reg)))
 
-static void sb1250_kgdb_interrupt(struct pt_regs *regs)
+static void sb1250_kgdb_interrupt(void)
 {
 	/*
 	 * Clear break-change status (allow some time for the remote
@@ -414,16 +412,15 @@ static void sb1250_kgdb_interrupt(struct pt_regs *regs)
 	mdelay(500);
 	duart_out(R_DUART_CMD, V_DUART_MISC_CMD_RESET_BREAK_INT |
 				M_DUART_RX_EN | M_DUART_TX_EN);
-	set_async_breakpoint(&regs->cp0_epc);
+	set_async_breakpoint(&get_irq_regs()->cp0_epc);
 }
 
 #endif 	/* CONFIG_KGDB */
 
-extern void sb1250_timer_interrupt(struct pt_regs *regs);
-extern void sb1250_mailbox_interrupt(struct pt_regs *regs);
-extern void sb1250_kgdb_interrupt(struct pt_regs *regs);
+extern void sb1250_timer_interrupt(void);
+extern void sb1250_mailbox_interrupt(void);
 
-asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+asmlinkage void plat_irq_dispatch(void)
 {
 	unsigned int pending;
 
@@ -446,21 +443,21 @@ asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
 
 #ifdef CONFIG_SIBYTE_SB1250_PROF
 	if (pending & CAUSEF_IP7) /* Cpu performance counter interrupt */
-		sbprof_cpu_intr(exception_epc(regs));
+		sbprof_cpu_intr();
 	else
 #endif
 
 	if (pending & CAUSEF_IP4)
-		sb1250_timer_interrupt(regs);
+		sb1250_timer_interrupt();
 
 #ifdef CONFIG_SMP
 	else if (pending & CAUSEF_IP3)
-		sb1250_mailbox_interrupt(regs);
+		sb1250_mailbox_interrupt();
 #endif
 
 #ifdef CONFIG_KGDB
 	else if (pending & CAUSEF_IP6)			/* KGDB (uart 1) */
-		sb1250_kgdb_interrupt(regs);
+		sb1250_kgdb_interrupt();
 #endif
 
 	else if (pending & CAUSEF_IP2) {
@@ -475,9 +472,9 @@ asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
 		mask = __raw_readq(IOADDR(A_IMR_REGISTER(smp_processor_id(),
 		                              R_IMR_INTERRUPT_STATUS_BASE)));
 		if (mask)
-			do_IRQ(fls64(mask) - 1, regs);
+			do_IRQ(fls64(mask) - 1);
 		else
-			spurious_interrupt(regs);
+			spurious_interrupt();
 	} else
-		spurious_interrupt(regs);
+		spurious_interrupt();
 }
diff --git a/arch/mips/sibyte/sb1250/smp.c b/arch/mips/sibyte/sb1250/smp.c
index f859db02d3c9..c38e1f34460d 100644
--- a/arch/mips/sibyte/sb1250/smp.c
+++ b/arch/mips/sibyte/sb1250/smp.c
@@ -76,7 +76,7 @@ void core_send_ipi(int cpu, unsigned int action)
 	__raw_writeq((((u64)action) << 48), mailbox_set_regs[cpu]);
 }
 
-void sb1250_mailbox_interrupt(struct pt_regs *regs)
+void sb1250_mailbox_interrupt(void)
 {
 	int cpu = smp_processor_id();
 	unsigned int action;
diff --git a/arch/mips/sibyte/sb1250/time.c b/arch/mips/sibyte/sb1250/time.c
index 4b669dc86ef4..0ccf1796dd78 100644
--- a/arch/mips/sibyte/sb1250/time.c
+++ b/arch/mips/sibyte/sb1250/time.c
@@ -31,7 +31,6 @@
 #include <linux/kernel_stat.h>
 
 #include <asm/irq.h>
-#include <asm/ptrace.h>
 #include <asm/addrspace.h>
 #include <asm/time.h>
 #include <asm/io.h>
@@ -125,7 +124,7 @@ void sb1250_time_init(void)
 	 */
 }
 
-void sb1250_timer_interrupt(struct pt_regs *regs)
+void sb1250_timer_interrupt(void)
 {
 	int cpu = smp_processor_id();
 	int irq = K_INT_TIMER_0 + cpu;
@@ -138,13 +137,13 @@ void sb1250_timer_interrupt(struct pt_regs *regs)
 		/*
 		 * CPU 0 handles the global timer interrupt job
 		 */
-		ll_timer_interrupt(irq, regs);
+		ll_timer_interrupt(irq);
 	}
 	else {
 		/*
 		 * other CPUs should just do profiling and process accounting
 		 */
-		ll_local_timer_interrupt(irq, regs);
+		ll_local_timer_interrupt(irq);
 	}
 }
 
diff --git a/arch/mips/sni/irq.c b/arch/mips/sni/irq.c
index cda165f42b6a..48fb74a7aaec 100644
--- a/arch/mips/sni/irq.c
+++ b/arch/mips/sni/irq.c
@@ -69,20 +69,20 @@ static struct irq_chip pciasic_irq_type = {
  * hwint0 should deal with MP agent, ASIC PCI, EISA NMI and debug
  * button interrupts.  Later ...
  */
-static void pciasic_hwint0(struct pt_regs *regs)
+static void pciasic_hwint0(void)
 {
 	panic("Received int0 but no handler yet ...");
 }
 
 /* This interrupt was used for the com1 console on the first prototypes.  */
-static void pciasic_hwint2(struct pt_regs *regs)
+static void pciasic_hwint2(void)
 {
 	/* I think this shouldn't happen on production machines.  */
 	panic("hwint2 and no handler yet");
 }
 
 /* hwint5 is the r4k count / compare interrupt  */
-static void pciasic_hwint5(struct pt_regs *regs)
+static void pciasic_hwint5(void)
 {
 	panic("hwint5 and no handler yet");
 }
@@ -103,7 +103,7 @@ static unsigned int ls1bit8(unsigned int x)
  *
  * The EISA_INT bit in CSITPEND is high active, all others are low active.
  */
-static void pciasic_hwint1(struct pt_regs *regs)
+static void pciasic_hwint1(void)
 {
 	u8 pend = *(volatile char *)PCIMT_CSITPEND;
 	unsigned long flags;
@@ -119,13 +119,13 @@ static void pciasic_hwint1(struct pt_regs *regs)
 		if (unlikely(irq < 0))
 			return;
 
-		do_IRQ(irq, regs);
+		do_IRQ(irq);
 	}
 
 	if (!(pend & IT_SCSI)) {
 		flags = read_c0_status();
 		clear_c0_status(ST0_IM);
-		do_IRQ(PCIMT_IRQ_SCSI, regs);
+		do_IRQ(PCIMT_IRQ_SCSI);
 		write_c0_status(flags);
 	}
 }
@@ -133,7 +133,7 @@ static void pciasic_hwint1(struct pt_regs *regs)
 /*
  * hwint 3 should deal with the PCI A - D interrupts,
  */
-static void pciasic_hwint3(struct pt_regs *regs)
+static void pciasic_hwint3(void)
 {
 	u8 pend = *(volatile char *)PCIMT_CSITPEND;
 	int irq;
@@ -141,21 +141,21 @@ static void pciasic_hwint3(struct pt_regs *regs)
 	pend &= (IT_INTA | IT_INTB | IT_INTC | IT_INTD);
 	clear_c0_status(IE_IRQ3);
 	irq = PCIMT_IRQ_INT2 + ls1bit8(pend);
-	do_IRQ(irq, regs);
+	do_IRQ(irq);
 	set_c0_status(IE_IRQ3);
 }
 
 /*
  * hwint 4 is used for only the onboard PCnet 32.
  */
-static void pciasic_hwint4(struct pt_regs *regs)
+static void pciasic_hwint4(void)
 {
 	clear_c0_status(IE_IRQ4);
-	do_IRQ(PCIMT_IRQ_ETHERNET, regs);
+	do_IRQ(PCIMT_IRQ_ETHERNET);
 	set_c0_status(IE_IRQ4);
 }
 
-asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+asmlinkage void plat_irq_dispatch(void)
 {
 	unsigned int pending = read_c0_status() & read_c0_cause();
 	static unsigned char led_cache;
@@ -163,17 +163,17 @@ asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
 	*(volatile unsigned char *) PCIMT_CSLED = ++led_cache;
 
 	if (pending & 0x0800)
-		pciasic_hwint1(regs);
+		pciasic_hwint1();
 	else if (pending & 0x4000)
-		pciasic_hwint4(regs);
+		pciasic_hwint4();
 	else if (pending & 0x2000)
-		pciasic_hwint3(regs);
+		pciasic_hwint3();
 	else if (pending & 0x1000)
-		pciasic_hwint2(regs);
+		pciasic_hwint2();
 	else if (pending & 0x8000)
-		pciasic_hwint5(regs);
+		pciasic_hwint5();
 	else if (pending & 0x0400)
-		pciasic_hwint0(regs);
+		pciasic_hwint0();
 }
 
 void __init init_pciasic(void)
diff --git a/arch/mips/sni/setup.c b/arch/mips/sni/setup.c
index 4e98feb15410..afeb7f13e5b5 100644
--- a/arch/mips/sni/setup.c
+++ b/arch/mips/sni/setup.c
@@ -31,7 +31,6 @@
 #include <asm/irq.h>
 #include <asm/mc146818-time.h>
 #include <asm/processor.h>
-#include <asm/ptrace.h>
 #include <asm/reboot.h>
 #include <asm/sni.h>
 #include <asm/time.h>
diff --git a/arch/mips/tx4927/common/tx4927_irq.c b/arch/mips/tx4927/common/tx4927_irq.c
index cd176f6a06c8..8266a88a3f88 100644
--- a/arch/mips/tx4927/common/tx4927_irq.c
+++ b/arch/mips/tx4927/common/tx4927_irq.c
@@ -576,24 +576,24 @@ static int tx4927_irq_nested(void)
 	return (sw_irq);
 }
 
-asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+asmlinkage void plat_irq_dispatch(void)
 {
 	unsigned int pending = read_c0_status() & read_c0_cause();
 
 	if (pending & STATUSF_IP7)			/* cpu timer */
-		do_IRQ(TX4927_IRQ_CPU_TIMER, regs);
+		do_IRQ(TX4927_IRQ_CPU_TIMER);
 	else if (pending & STATUSF_IP2) {		/* tx4927 pic */
 		unsigned int irq = tx4927_irq_nested();
 
 		if (unlikely(irq == 0)) {
-			spurious_interrupt(regs);
+			spurious_interrupt();
 			return;
 		}
-		do_IRQ(irq, regs);
+		do_IRQ(irq);
 	} else if (pending & STATUSF_IP0)		/* user line 0 */
-		do_IRQ(TX4927_IRQ_USER0, regs);
+		do_IRQ(TX4927_IRQ_USER0);
 	else if (pending & STATUSF_IP1)			/* user line 1 */
-		do_IRQ(TX4927_IRQ_USER1, regs);
+		do_IRQ(TX4927_IRQ_USER1);
 	else
-		spurious_interrupt(regs);
+		spurious_interrupt();
 }
diff --git a/arch/mips/tx4927/common/tx4927_setup.c b/arch/mips/tx4927/common/tx4927_setup.c
index 3ace4037343e..4658b2ae4833 100644
--- a/arch/mips/tx4927/common/tx4927_setup.c
+++ b/arch/mips/tx4927/common/tx4927_setup.c
@@ -53,19 +53,9 @@ void __init tx4927_time_init(void);
 void dump_cp0(char *key);
 
 
-void (*__wbflush) (void);
-
-static void tx4927_write_buffer_flush(void)
-{
-	__asm__ __volatile__
-	    ("sync\n\t" "nop\n\t" "loop: bc0f loop\n\t" "nop\n\t");
-}
-
-
 void __init plat_mem_setup(void)
 {
 	board_time_init = tx4927_time_init;
-	__wbflush = tx4927_write_buffer_flush;
 
 #ifdef CONFIG_TOSHIBA_RBTX4927
 	{
diff --git a/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_irq.c b/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_irq.c
index b0f021f2a6c4..0c3c3f668230 100644
--- a/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_irq.c
+++ b/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_irq.c
@@ -127,9 +127,9 @@ JP7 is not bus master -- do NOT use -- only 4 pci bus master's allowed -- SouthB
 #include <asm/irq.h>
 #include <asm/pci.h>
 #include <asm/processor.h>
-#include <asm/ptrace.h>
 #include <asm/reboot.h>
 #include <asm/time.h>
+#include <asm/wbflush.h>
 #include <linux/bootmem.h>
 #include <linux/blkdev.h>
 #ifdef CONFIG_RTC_DS1742
diff --git a/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_setup.c b/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_setup.c
index f0d70c476005..735cb8778f4c 100644
--- a/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_setup.c
+++ b/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_setup.c
@@ -58,8 +58,8 @@
 #include <asm/page.h>
 #include <asm/io.h>
 #include <asm/irq.h>
+#include <asm/irq_regs.h>
 #include <asm/processor.h>
-#include <asm/ptrace.h>
 #include <asm/reboot.h>
 #include <asm/time.h>
 #include <linux/bootmem.h>
@@ -160,8 +160,7 @@ int tx4927_pci66 = 0;		/* 0:auto */
 char *toshiba_name = "";
 
 #ifdef CONFIG_PCI
-static void tx4927_pcierr_interrupt(int irq, void *dev_id,
-				    struct pt_regs *regs)
+static void tx4927_pcierr_interrupt(int irq, void *dev_id)
 {
 #ifdef CONFIG_BLK_DEV_IDEPCI
 	/* ignore MasterAbort for ide probing... */
@@ -185,7 +184,7 @@ static void tx4927_pcierr_interrupt(int irq, void *dev_id,
 	       (unsigned long) tx4927_ccfgptr->ccfg,
 	       (unsigned long) (tx4927_ccfgptr->tear >> 32),
 	       (unsigned long) tx4927_ccfgptr->tear);
-	show_regs(regs);
+	show_regs(get_irq_regs());
 }
 
 void __init toshiba_rbtx4927_pci_irq_init(void)
diff --git a/arch/mips/tx4938/common/irq.c b/arch/mips/tx4938/common/irq.c
index cbfb34221b59..77fe2454f5b9 100644
--- a/arch/mips/tx4938/common/irq.c
+++ b/arch/mips/tx4938/common/irq.c
@@ -30,6 +30,7 @@
 #include <asm/irq.h>
 #include <asm/mipsregs.h>
 #include <asm/system.h>
+#include <asm/wbflush.h>
 #include <asm/tx4938/rbtx4938.h>
 
 /**********************************************************************************/
@@ -104,8 +105,6 @@ tx4938_irq_cp0_init(void)
 		irq_desc[i].depth = 1;
 		irq_desc[i].chip = &tx4938_irq_cp0_type;
 	}
-
-	return;
 }
 
 static unsigned int
@@ -113,7 +112,7 @@ tx4938_irq_cp0_startup(unsigned int irq)
 {
 	tx4938_irq_cp0_enable(irq);
 
-	return (0);
+	return 0;
 }
 
 static void
@@ -144,16 +143,12 @@ tx4938_irq_cp0_disable(unsigned int irq)
 	clear_c0_status(tx4938_irq_cp0_mask(irq));
 
 	spin_unlock_irqrestore(&tx4938_cp0_lock, flags);
-
-	return;
 }
 
 static void
 tx4938_irq_cp0_mask_and_ack(unsigned int irq)
 {
 	tx4938_irq_cp0_disable(irq);
-
-	return;
 }
 
 static void
@@ -162,8 +157,6 @@ tx4938_irq_cp0_end(unsigned int irq)
 	if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS))) {
 		tx4938_irq_cp0_enable(irq);
 	}
-
-	return;
 }
 
 /**********************************************************************************/
@@ -227,7 +220,7 @@ tx4938_irq_pic_addr(int irq)
 		}
 	}
 
-	return (0);
+	return 0;
 }
 
 u32
@@ -278,7 +271,7 @@ tx4938_irq_pic_mask(int irq)
 			return (0x00000007);
 		}
 	}
-	return (0x00000000);
+	return 0x00000000;
 }
 
 static void
@@ -292,8 +285,6 @@ tx4938_irq_pic_modify(unsigned pic_reg, unsigned clr_bits, unsigned set_bits)
 	TX4938_WR(pic_reg, val);
 	mmiowb();
 	TX4938_RD(pic_reg);
-
-	return;
 }
 
 static void __init
@@ -317,8 +308,6 @@ tx4938_irq_pic_init(void)
 	TX4938_WR(0xff1ff600, TX4938_RD(0xff1ff600) | 0x1);	/* irq enable */
 
 	spin_unlock_irqrestore(&tx4938_pic_lock, flags);
-
-	return;
 }
 
 static unsigned int
@@ -326,15 +315,13 @@ tx4938_irq_pic_startup(unsigned int irq)
 {
 	tx4938_irq_pic_enable(irq);
 
-	return (0);
+	return 0;
 }
 
 static void
 tx4938_irq_pic_shutdown(unsigned int irq)
 {
 	tx4938_irq_pic_disable(irq);
-
-	return;
 }
 
 static void
@@ -348,8 +335,6 @@ tx4938_irq_pic_enable(unsigned int irq)
 			      tx4938_irq_pic_mask(irq));
 
 	spin_unlock_irqrestore(&tx4938_pic_lock, flags);
-
-	return;
 }
 
 static void
@@ -363,16 +348,12 @@ tx4938_irq_pic_disable(unsigned int irq)
 			      tx4938_irq_pic_mask(irq), 0);
 
 	spin_unlock_irqrestore(&tx4938_pic_lock, flags);
-
-	return;
 }
 
 static void
 tx4938_irq_pic_mask_and_ack(unsigned int irq)
 {
 	tx4938_irq_pic_disable(irq);
-
-	return;
 }
 
 static void
@@ -381,8 +362,6 @@ tx4938_irq_pic_end(unsigned int irq)
 	if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS))) {
 		tx4938_irq_pic_enable(irq);
 	}
-
-	return;
 }
 
 /**********************************************************************************/
@@ -394,8 +373,6 @@ tx4938_irq_init(void)
 {
 	tx4938_irq_cp0_init();
 	tx4938_irq_pic_init();
-
-	return;
 }
 
 int
@@ -417,23 +394,23 @@ tx4938_irq_nested(void)
 	}
 
 	wbflush();
-	return (sw_irq);
+	return sw_irq;
 }
 
-asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+asmlinkage void plat_irq_dispatch(void)
 {
 	unsigned int pending = read_c0_cause() & read_c0_status();
 
 	if (pending & STATUSF_IP7)
-		do_IRQ(TX4938_IRQ_CPU_TIMER, regs);
+		do_IRQ(TX4938_IRQ_CPU_TIMER);
 	else if (pending & STATUSF_IP2) {
 		int irq = tx4938_irq_nested();
 		if (irq)
-			do_IRQ(irq, regs);
+			do_IRQ(irq);
 		else
-			spurious_interrupt(regs);
+			spurious_interrupt();
 	} else if (pending & STATUSF_IP1)
-		do_IRQ(TX4938_IRQ_USER1, regs);
+		do_IRQ(TX4938_IRQ_USER1);
 	else if (pending & STATUSF_IP0)
-		do_IRQ(TX4938_IRQ_USER0, regs);
+		do_IRQ(TX4938_IRQ_USER0);
 }
diff --git a/arch/mips/tx4938/common/setup.c b/arch/mips/tx4938/common/setup.c
index 71859c4fee84..f415a1f18fba 100644
--- a/arch/mips/tx4938/common/setup.c
+++ b/arch/mips/tx4938/common/setup.c
@@ -41,29 +41,10 @@ void __init tx4938_setup(void);
 void __init tx4938_time_init(void);
 void dump_cp0(char *key);
 
-void (*__wbflush) (void);
-
-static void
-tx4938_write_buffer_flush(void)
-{
-	mmiowb();
-
-	__asm__ __volatile__(
-		".set	push\n\t"
-		".set	noreorder\n\t"
-		"lw	$0,%0\n\t"
-		"nop\n\t"
-		".set	pop"
-		: /* no output */
-		: "m" (*(int *)KSEG1)
-		: "memory");
-}
-
 void __init
 plat_mem_setup(void)
 {
 	board_time_init = tx4938_time_init;
-	__wbflush = tx4938_write_buffer_flush;
 	toshiba_rbtx4938_setup();
 }
 
diff --git a/arch/mips/tx4938/toshiba_rbtx4938/irq.c b/arch/mips/tx4938/toshiba_rbtx4938/irq.c
index 83f2750825a4..102e473c10a2 100644
--- a/arch/mips/tx4938/toshiba_rbtx4938/irq.c
+++ b/arch/mips/tx4938/toshiba_rbtx4938/irq.c
@@ -81,9 +81,9 @@ IRQ  Device
 #include <asm/io.h>
 #include <asm/irq.h>
 #include <asm/processor.h>
-#include <asm/ptrace.h>
 #include <asm/reboot.h>
 #include <asm/time.h>
+#include <asm/wbflush.h>
 #include <linux/bootmem.h>
 #include <asm/tx4938/rbtx4938.h>
 
diff --git a/arch/mips/tx4938/toshiba_rbtx4938/spi_txx9.c b/arch/mips/tx4938/toshiba_rbtx4938/spi_txx9.c
index fae3136f462d..b926e6a75c29 100644
--- a/arch/mips/tx4938/toshiba_rbtx4938/spi_txx9.c
+++ b/arch/mips/tx4938/toshiba_rbtx4938/spi_txx9.c
@@ -35,7 +35,8 @@ void __init txx9_spi_init(unsigned long base, int (*cs_func)(int chipid, int on)
 }
 
 static DECLARE_WAIT_QUEUE_HEAD(txx9_spi_wait);
-static void txx9_spi_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+
+static void txx9_spi_interrupt(int irq, void *dev_id)
 {
 	/* disable rx intr */
 	tx4938_spiptr->cr0 &= ~TXx9_SPCR0_RBSIE;
diff --git a/arch/mips/vr41xx/common/icu.c b/arch/mips/vr41xx/common/icu.c
index 7a5c31d58378..c215c0d39fae 100644
--- a/arch/mips/vr41xx/common/icu.c
+++ b/arch/mips/vr41xx/common/icu.c
@@ -635,7 +635,7 @@ int vr41xx_set_intassign(unsigned int irq, unsigned char intassign)
 
 EXPORT_SYMBOL(vr41xx_set_intassign);
 
-static int icu_get_irq(unsigned int irq, struct pt_regs *regs)
+static int icu_get_irq(unsigned int irq)
 {
 	uint16_t pend1, pend2;
 	uint16_t mask1, mask2;
diff --git a/arch/mips/vr41xx/common/irq.c b/arch/mips/vr41xx/common/irq.c
index 4733c5344467..397ba94cd7ec 100644
--- a/arch/mips/vr41xx/common/irq.c
+++ b/arch/mips/vr41xx/common/irq.c
@@ -25,7 +25,7 @@
 #include <asm/vr41xx/irq.h>
 
 typedef struct irq_cascade {
-	int (*get_irq)(unsigned int, struct pt_regs *);
+	int (*get_irq)(unsigned int);
 } irq_cascade_t;
 
 static irq_cascade_t irq_cascade[NR_IRQS] __cacheline_aligned;
@@ -36,7 +36,7 @@ static struct irqaction cascade_irqaction = {
 	.name		= "cascade",
 };
 
-int cascade_irq(unsigned int irq, int (*get_irq)(unsigned int, struct pt_regs *))
+int cascade_irq(unsigned int irq, int (*get_irq)(unsigned int))
 {
 	int retval = 0;
 
@@ -59,7 +59,7 @@ int cascade_irq(unsigned int irq, int (*get_irq)(unsigned int, struct pt_regs *)
 
 EXPORT_SYMBOL_GPL(cascade_irq);
 
-static void irq_dispatch(unsigned int irq, struct pt_regs *regs)
+static void irq_dispatch(unsigned int irq)
 {
 	irq_cascade_t *cascade;
 	struct irq_desc *desc;
@@ -74,39 +74,39 @@ static void irq_dispatch(unsigned int irq, struct pt_regs *regs)
 		unsigned int source_irq = irq;
 		desc = irq_desc + source_irq;
 		desc->chip->ack(source_irq);
-		irq = cascade->get_irq(irq, regs);
+		irq = cascade->get_irq(irq);
 		if (irq < 0)
 			atomic_inc(&irq_err_count);
 		else
-			irq_dispatch(irq, regs);
+			irq_dispatch(irq);
 		desc->chip->end(source_irq);
 	} else
-		do_IRQ(irq, regs);
+		do_IRQ(irq);
 }
 
-asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+asmlinkage void plat_irq_dispatch(void)
 {
 	unsigned int pending = read_c0_cause() & read_c0_status() & ST0_IM;
 
 	if (pending & CAUSEF_IP7)
-		do_IRQ(7, regs);
+		do_IRQ(7);
 	else if (pending & 0x7800) {
 		if (pending & CAUSEF_IP3)
-			irq_dispatch(3, regs);
+			irq_dispatch(3);
 		else if (pending & CAUSEF_IP4)
-			irq_dispatch(4, regs);
+			irq_dispatch(4);
 		else if (pending & CAUSEF_IP5)
-			irq_dispatch(5, regs);
+			irq_dispatch(5);
 		else if (pending & CAUSEF_IP6)
-			irq_dispatch(6, regs);
+			irq_dispatch(6);
 	} else if (pending & CAUSEF_IP2)
-		irq_dispatch(2, regs);
+		irq_dispatch(2);
 	else if (pending & CAUSEF_IP0)
-		do_IRQ(0, regs);
+		do_IRQ(0);
 	else if (pending & CAUSEF_IP1)
-		do_IRQ(1, regs);
+		do_IRQ(1);
 	else
-		spurious_interrupt(regs);
+		spurious_interrupt();
 }
 
 void __init arch_init_irq(void)
diff --git a/arch/parisc/kernel/drivers.c b/arch/parisc/kernel/drivers.c
index 2b257e4f17df..d6c486e9501c 100644
--- a/arch/parisc/kernel/drivers.c
+++ b/arch/parisc/kernel/drivers.c
@@ -424,7 +424,7 @@ struct parisc_device * create_tree_node(char id, struct device *parent)
 	/* make the generic dma mask a pointer to the parisc one */
 	dev->dev.dma_mask = &dev->dma_mask;
 	dev->dev.coherent_dma_mask = dev->dma_mask;
-	if (!device_register(&dev->dev)) {
+	if (device_register(&dev->dev)) {
 		kfree(dev);
 		return NULL;
 	}
@@ -853,9 +853,9 @@ static void print_parisc_device(struct parisc_device *dev)
  */
 void init_parisc_bus(void)
 {
-	if (!bus_register(&parisc_bus_type))
+	if (bus_register(&parisc_bus_type))
 		panic("Could not register PA-RISC bus type\n");
-	if (!device_register(&root))
+	if (device_register(&root))
 		panic("Could not register PA-RISC root device\n");
 	get_device(&root);
 }
diff --git a/arch/parisc/kernel/firmware.c b/arch/parisc/kernel/firmware.c
index c2531ae032cf..9158b707c0dd 100644
--- a/arch/parisc/kernel/firmware.c
+++ b/arch/parisc/kernel/firmware.c
@@ -160,13 +160,14 @@ void __init set_firmware_width(void)
 {
 #ifdef __LP64__
 	int retval;
+	unsigned long flags;
 
-        spin_lock_irq(&pdc_lock);
+        spin_lock_irqsave(&pdc_lock, flags);
 	retval = mem_pdc_call(PDC_MODEL, PDC_MODEL_CAPABILITIES, __pa(pdc_result), 0);
 	convert_to_wide(pdc_result);
 	if(pdc_result[0] != NARROW_FIRMWARE)
 		parisc_narrow_firmware = 0;
-        spin_unlock_irq(&pdc_lock);
+        spin_unlock_irqrestore(&pdc_lock, flags);
 #endif
 }
 
@@ -196,10 +197,11 @@ void pdc_emergency_unlock(void)
 int pdc_add_valid(unsigned long address)
 {
         int retval;
+	unsigned long flags;
 
-        spin_lock_irq(&pdc_lock);
+        spin_lock_irqsave(&pdc_lock, flags);
         retval = mem_pdc_call(PDC_ADD_VALID, PDC_ADD_VALID_VERIFY, address);
-        spin_unlock_irq(&pdc_lock);
+        spin_unlock_irqrestore(&pdc_lock, flags);
 
         return retval;
 }
@@ -216,15 +218,16 @@ EXPORT_SYMBOL(pdc_add_valid);
 int __init pdc_chassis_info(struct pdc_chassis_info *chassis_info, void *led_info, unsigned long len)
 {
         int retval;
+	unsigned long flags;
 
-        spin_lock_irq(&pdc_lock);
+        spin_lock_irqsave(&pdc_lock, flags);
         memcpy(&pdc_result, chassis_info, sizeof(*chassis_info));
         memcpy(&pdc_result2, led_info, len);
         retval = mem_pdc_call(PDC_CHASSIS, PDC_RETURN_CHASSIS_INFO,
                               __pa(pdc_result), __pa(pdc_result2), len);
         memcpy(chassis_info, pdc_result, sizeof(*chassis_info));
         memcpy(led_info, pdc_result2, len);
-        spin_unlock_irq(&pdc_lock);
+        spin_unlock_irqrestore(&pdc_lock, flags);
 
         return retval;
 }
@@ -239,13 +242,14 @@ int __init pdc_chassis_info(struct pdc_chassis_info *chassis_info, void *led_inf
 int pdc_pat_chassis_send_log(unsigned long state, unsigned long data)
 {
 	int retval = 0;
+	unsigned long flags;
         
 	if (!is_pdc_pat())
 		return -1;
 
-	spin_lock_irq(&pdc_lock);
+	spin_lock_irqsave(&pdc_lock, flags);
 	retval = mem_pdc_call(PDC_PAT_CHASSIS_LOG, PDC_PAT_CHASSIS_WRITE_LOG, __pa(&state), __pa(&data));
-	spin_unlock_irq(&pdc_lock);
+	spin_unlock_irqrestore(&pdc_lock, flags);
 
 	return retval;
 }
@@ -258,10 +262,11 @@ int pdc_pat_chassis_send_log(unsigned long state, unsigned long data)
 int pdc_chassis_disp(unsigned long disp)
 {
 	int retval = 0;
+	unsigned long flags;
 
-	spin_lock_irq(&pdc_lock);
+	spin_lock_irqsave(&pdc_lock, flags);
 	retval = mem_pdc_call(PDC_CHASSIS, PDC_CHASSIS_DISP, disp);
-	spin_unlock_irq(&pdc_lock);
+	spin_unlock_irqrestore(&pdc_lock, flags);
 
 	return retval;
 }
@@ -273,11 +278,12 @@ int pdc_chassis_disp(unsigned long disp)
 int pdc_chassis_warn(unsigned long *warn)
 {
 	int retval = 0;
+	unsigned long flags;
 
-	spin_lock_irq(&pdc_lock);
+	spin_lock_irqsave(&pdc_lock, flags);
 	retval = mem_pdc_call(PDC_CHASSIS, PDC_CHASSIS_WARN, __pa(pdc_result));
 	*warn = pdc_result[0];
-	spin_unlock_irq(&pdc_lock);
+	spin_unlock_irqrestore(&pdc_lock, flags);
 
 	return retval;
 }
@@ -292,15 +298,16 @@ int pdc_chassis_warn(unsigned long *warn)
 int __init pdc_coproc_cfg(struct pdc_coproc_cfg *pdc_coproc_info)
 {
         int retval;
+	unsigned long flags;
 
-        spin_lock_irq(&pdc_lock);
+        spin_lock_irqsave(&pdc_lock, flags);
         retval = mem_pdc_call(PDC_COPROC, PDC_COPROC_CFG, __pa(pdc_result));
         convert_to_wide(pdc_result);
         pdc_coproc_info->ccr_functional = pdc_result[0];
         pdc_coproc_info->ccr_present = pdc_result[1];
         pdc_coproc_info->revision = pdc_result[17];
         pdc_coproc_info->model = pdc_result[18];
-        spin_unlock_irq(&pdc_lock);
+        spin_unlock_irqrestore(&pdc_lock, flags);
 
         return retval;
 }
@@ -320,14 +327,15 @@ int pdc_iodc_read(unsigned long *actcnt, unsigned long hpa, unsigned int index,
 		  void *iodc_data, unsigned int iodc_data_size)
 {
 	int retval;
+	unsigned long flags;
 
-	spin_lock_irq(&pdc_lock);
+	spin_lock_irqsave(&pdc_lock, flags);
 	retval = mem_pdc_call(PDC_IODC, PDC_IODC_READ, __pa(pdc_result), hpa, 
 			      index, __pa(pdc_result2), iodc_data_size);
 	convert_to_wide(pdc_result);
 	*actcnt = pdc_result[0];
 	memcpy(iodc_data, pdc_result2, iodc_data_size);
-	spin_unlock_irq(&pdc_lock);
+	spin_unlock_irqrestore(&pdc_lock, flags);
 
 	return retval;
 }
@@ -346,14 +354,15 @@ int pdc_system_map_find_mods(struct pdc_system_map_mod_info *pdc_mod_info,
 			     struct pdc_module_path *mod_path, long mod_index)
 {
 	int retval;
+	unsigned long flags;
 
-	spin_lock_irq(&pdc_lock);
+	spin_lock_irqsave(&pdc_lock, flags);
 	retval = mem_pdc_call(PDC_SYSTEM_MAP, PDC_FIND_MODULE, __pa(pdc_result), 
 			      __pa(pdc_result2), mod_index);
 	convert_to_wide(pdc_result);
 	memcpy(pdc_mod_info, pdc_result, sizeof(*pdc_mod_info));
 	memcpy(mod_path, pdc_result2, sizeof(*mod_path));
-	spin_unlock_irq(&pdc_lock);
+	spin_unlock_irqrestore(&pdc_lock, flags);
 
 	pdc_mod_info->mod_addr = f_extend(pdc_mod_info->mod_addr);
 	return retval;
@@ -372,13 +381,14 @@ int pdc_system_map_find_addrs(struct pdc_system_map_addr_info *pdc_addr_info,
 			      long mod_index, long addr_index)
 {
 	int retval;
+	unsigned long flags;
 
-	spin_lock_irq(&pdc_lock);
+	spin_lock_irqsave(&pdc_lock, flags);
 	retval = mem_pdc_call(PDC_SYSTEM_MAP, PDC_FIND_ADDRESS, __pa(pdc_result),
 			      mod_index, addr_index);
 	convert_to_wide(pdc_result);
 	memcpy(pdc_addr_info, pdc_result, sizeof(*pdc_addr_info));
-	spin_unlock_irq(&pdc_lock);
+	spin_unlock_irqrestore(&pdc_lock, flags);
 
 	pdc_addr_info->mod_addr = f_extend(pdc_addr_info->mod_addr);
 	return retval;
@@ -393,12 +403,13 @@ int pdc_system_map_find_addrs(struct pdc_system_map_addr_info *pdc_addr_info,
 int pdc_model_info(struct pdc_model *model) 
 {
 	int retval;
+	unsigned long flags;
 
-	spin_lock_irq(&pdc_lock);
+	spin_lock_irqsave(&pdc_lock, flags);
 	retval = mem_pdc_call(PDC_MODEL, PDC_MODEL_INFO, __pa(pdc_result), 0);
 	convert_to_wide(pdc_result);
 	memcpy(model, pdc_result, sizeof(*model));
-	spin_unlock_irq(&pdc_lock);
+	spin_unlock_irqrestore(&pdc_lock, flags);
 
 	return retval;
 }
@@ -414,8 +425,9 @@ int pdc_model_info(struct pdc_model *model)
 int pdc_model_sysmodel(char *name)
 {
         int retval;
+	unsigned long flags;
 
-        spin_lock_irq(&pdc_lock);
+        spin_lock_irqsave(&pdc_lock, flags);
         retval = mem_pdc_call(PDC_MODEL, PDC_MODEL_SYSMODEL, __pa(pdc_result),
                               OS_ID_HPUX, __pa(name));
         convert_to_wide(pdc_result);
@@ -425,7 +437,7 @@ int pdc_model_sysmodel(char *name)
         } else {
                 name[0] = 0;
         }
-        spin_unlock_irq(&pdc_lock);
+        spin_unlock_irqrestore(&pdc_lock, flags);
 
         return retval;
 }
@@ -443,12 +455,13 @@ int pdc_model_sysmodel(char *name)
 int pdc_model_versions(unsigned long *versions, int id)
 {
         int retval;
+	unsigned long flags;
 
-        spin_lock_irq(&pdc_lock);
+        spin_lock_irqsave(&pdc_lock, flags);
         retval = mem_pdc_call(PDC_MODEL, PDC_MODEL_VERSIONS, __pa(pdc_result), id);
         convert_to_wide(pdc_result);
         *versions = pdc_result[0];
-        spin_unlock_irq(&pdc_lock);
+        spin_unlock_irqrestore(&pdc_lock, flags);
 
         return retval;
 }
@@ -463,13 +476,14 @@ int pdc_model_versions(unsigned long *versions, int id)
 int pdc_model_cpuid(unsigned long *cpu_id)
 {
         int retval;
+	unsigned long flags;
 
-        spin_lock_irq(&pdc_lock);
+        spin_lock_irqsave(&pdc_lock, flags);
         pdc_result[0] = 0; /* preset zero (call may not be implemented!) */
         retval = mem_pdc_call(PDC_MODEL, PDC_MODEL_CPU_ID, __pa(pdc_result), 0);
         convert_to_wide(pdc_result);
         *cpu_id = pdc_result[0];
-        spin_unlock_irq(&pdc_lock);
+        spin_unlock_irqrestore(&pdc_lock, flags);
 
         return retval;
 }
@@ -484,13 +498,14 @@ int pdc_model_cpuid(unsigned long *cpu_id)
 int pdc_model_capabilities(unsigned long *capabilities)
 {
         int retval;
+	unsigned long flags;
 
-        spin_lock_irq(&pdc_lock);
+        spin_lock_irqsave(&pdc_lock, flags);
         pdc_result[0] = 0; /* preset zero (call may not be implemented!) */
         retval = mem_pdc_call(PDC_MODEL, PDC_MODEL_CAPABILITIES, __pa(pdc_result), 0);
         convert_to_wide(pdc_result);
         *capabilities = pdc_result[0];
-        spin_unlock_irq(&pdc_lock);
+        spin_unlock_irqrestore(&pdc_lock, flags);
 
         return retval;
 }
@@ -504,12 +519,13 @@ int pdc_model_capabilities(unsigned long *capabilities)
 int pdc_cache_info(struct pdc_cache_info *cache_info)
 {
         int retval;
+	unsigned long flags;
 
-        spin_lock_irq(&pdc_lock);
+        spin_lock_irqsave(&pdc_lock, flags);
         retval = mem_pdc_call(PDC_CACHE, PDC_CACHE_INFO, __pa(pdc_result), 0);
         convert_to_wide(pdc_result);
         memcpy(cache_info, pdc_result, sizeof(*cache_info));
-        spin_unlock_irq(&pdc_lock);
+        spin_unlock_irqrestore(&pdc_lock, flags);
 
         return retval;
 }
@@ -523,13 +539,14 @@ int pdc_cache_info(struct pdc_cache_info *cache_info)
 int pdc_spaceid_bits(unsigned long *space_bits)
 {
 	int retval;
+	unsigned long flags;
 
-	spin_lock_irq(&pdc_lock);
+	spin_lock_irqsave(&pdc_lock, flags);
 	pdc_result[0] = 0;
 	retval = mem_pdc_call(PDC_CACHE, PDC_CACHE_RET_SPID, __pa(pdc_result), 0);
 	convert_to_wide(pdc_result);
 	*space_bits = pdc_result[0];
-	spin_unlock_irq(&pdc_lock);
+	spin_unlock_irqrestore(&pdc_lock, flags);
 
 	return retval;
 }
@@ -544,11 +561,12 @@ int pdc_spaceid_bits(unsigned long *space_bits)
 int pdc_btlb_info(struct pdc_btlb_info *btlb) 
 {
         int retval;
+	unsigned long flags;
 
-        spin_lock_irq(&pdc_lock);
+        spin_lock_irqsave(&pdc_lock, flags);
         retval = mem_pdc_call(PDC_BLOCK_TLB, PDC_BTLB_INFO, __pa(pdc_result), 0);
         memcpy(btlb, pdc_result, sizeof(*btlb));
-        spin_unlock_irq(&pdc_lock);
+        spin_unlock_irqrestore(&pdc_lock, flags);
 
         if(retval < 0) {
                 btlb->max_size = 0;
@@ -572,13 +590,14 @@ int pdc_mem_map_hpa(struct pdc_memory_map *address,
 		struct pdc_module_path *mod_path)
 {
         int retval;
+	unsigned long flags;
 
-        spin_lock_irq(&pdc_lock);
+        spin_lock_irqsave(&pdc_lock, flags);
         memcpy(pdc_result2, mod_path, sizeof(*mod_path));
         retval = mem_pdc_call(PDC_MEM_MAP, PDC_MEM_MAP_HPA, __pa(pdc_result),
 				__pa(pdc_result2));
         memcpy(address, pdc_result, sizeof(*address));
-        spin_unlock_irq(&pdc_lock);
+        spin_unlock_irqrestore(&pdc_lock, flags);
 
         return retval;
 }
@@ -594,8 +613,9 @@ int pdc_mem_map_hpa(struct pdc_memory_map *address,
 int pdc_lan_station_id(char *lan_addr, unsigned long hpa)
 {
 	int retval;
+	unsigned long flags;
 
-	spin_lock_irq(&pdc_lock);
+	spin_lock_irqsave(&pdc_lock, flags);
 	retval = mem_pdc_call(PDC_LAN_STATION_ID, PDC_LAN_STATION_ID_READ,
 			__pa(pdc_result), hpa);
 	if (retval < 0) {
@@ -604,7 +624,7 @@ int pdc_lan_station_id(char *lan_addr, unsigned long hpa)
 	} else {
 		memcpy(lan_addr, pdc_result, PDC_LAN_STATION_ID_SIZE);
 	}
-	spin_unlock_irq(&pdc_lock);
+	spin_unlock_irqrestore(&pdc_lock, flags);
 
 	return retval;
 }
@@ -623,13 +643,14 @@ EXPORT_SYMBOL(pdc_lan_station_id);
 int pdc_stable_read(unsigned long staddr, void *memaddr, unsigned long count)
 {
        int retval;
+	unsigned long flags;
 
-       spin_lock_irq(&pdc_lock);
+       spin_lock_irqsave(&pdc_lock, flags);
        retval = mem_pdc_call(PDC_STABLE, PDC_STABLE_READ, staddr,
                __pa(pdc_result), count);
        convert_to_wide(pdc_result);
        memcpy(memaddr, pdc_result, count);
-       spin_unlock_irq(&pdc_lock);
+       spin_unlock_irqrestore(&pdc_lock, flags);
 
        return retval;
 }
@@ -648,13 +669,14 @@ EXPORT_SYMBOL(pdc_stable_read);
 int pdc_stable_write(unsigned long staddr, void *memaddr, unsigned long count)
 {
        int retval;
+	unsigned long flags;
 
-       spin_lock_irq(&pdc_lock);
+       spin_lock_irqsave(&pdc_lock, flags);
        memcpy(pdc_result, memaddr, count);
        convert_to_wide(pdc_result);
        retval = mem_pdc_call(PDC_STABLE, PDC_STABLE_WRITE, staddr,
                __pa(pdc_result), count);
-       spin_unlock_irq(&pdc_lock);
+       spin_unlock_irqrestore(&pdc_lock, flags);
 
        return retval;
 }
@@ -672,11 +694,12 @@ EXPORT_SYMBOL(pdc_stable_write);
 int pdc_stable_get_size(unsigned long *size)
 {
        int retval;
+	unsigned long flags;
 
-       spin_lock_irq(&pdc_lock);
+       spin_lock_irqsave(&pdc_lock, flags);
        retval = mem_pdc_call(PDC_STABLE, PDC_STABLE_RETURN_SIZE, __pa(pdc_result));
        *size = pdc_result[0];
-       spin_unlock_irq(&pdc_lock);
+       spin_unlock_irqrestore(&pdc_lock, flags);
 
        return retval;
 }
@@ -691,10 +714,11 @@ EXPORT_SYMBOL(pdc_stable_get_size);
 int pdc_stable_verify_contents(void)
 {
        int retval;
+	unsigned long flags;
 
-       spin_lock_irq(&pdc_lock);
+       spin_lock_irqsave(&pdc_lock, flags);
        retval = mem_pdc_call(PDC_STABLE, PDC_STABLE_VERIFY_CONTENTS);
-       spin_unlock_irq(&pdc_lock);
+       spin_unlock_irqrestore(&pdc_lock, flags);
 
        return retval;
 }
@@ -709,10 +733,11 @@ EXPORT_SYMBOL(pdc_stable_verify_contents);
 int pdc_stable_initialize(void)
 {
        int retval;
+	unsigned long flags;
 
-       spin_lock_irq(&pdc_lock);
+       spin_lock_irqsave(&pdc_lock, flags);
        retval = mem_pdc_call(PDC_STABLE, PDC_STABLE_INITIALIZE);
-       spin_unlock_irq(&pdc_lock);
+       spin_unlock_irqrestore(&pdc_lock, flags);
 
        return retval;
 }
@@ -735,8 +760,9 @@ EXPORT_SYMBOL(pdc_stable_initialize);
 int pdc_get_initiator(struct hardware_path *hwpath, struct pdc_initiator *initiator)
 {
 	int retval;
+	unsigned long flags;
 
-	spin_lock_irq(&pdc_lock);
+	spin_lock_irqsave(&pdc_lock, flags);
 
 /* BCJ-XXXX series boxes. E.G. "9000/785/C3000" */
 #define IS_SPROCKETS() (strlen(boot_cpu_data.pdc.sys_model_name) == 14 && \
@@ -776,7 +802,8 @@ int pdc_get_initiator(struct hardware_path *hwpath, struct pdc_initiator *initia
 	}
 
  out:
-	spin_unlock_irq(&pdc_lock);
+	spin_unlock_irqrestore(&pdc_lock, flags);
+
 	return (retval >= PDC_OK);
 }
 EXPORT_SYMBOL(pdc_get_initiator);
@@ -794,13 +821,14 @@ EXPORT_SYMBOL(pdc_get_initiator);
 int pdc_pci_irt_size(unsigned long *num_entries, unsigned long hpa)
 {
 	int retval;
+	unsigned long flags;
 
-	spin_lock_irq(&pdc_lock);
+	spin_lock_irqsave(&pdc_lock, flags);
 	retval = mem_pdc_call(PDC_PCI_INDEX, PDC_PCI_GET_INT_TBL_SIZE, 
 			      __pa(pdc_result), hpa);
 	convert_to_wide(pdc_result);
 	*num_entries = pdc_result[0];
-	spin_unlock_irq(&pdc_lock);
+	spin_unlock_irqrestore(&pdc_lock, flags);
 
 	return retval;
 }
@@ -817,14 +845,15 @@ int pdc_pci_irt_size(unsigned long *num_entries, unsigned long hpa)
 int pdc_pci_irt(unsigned long num_entries, unsigned long hpa, void *tbl)
 {
 	int retval;
+	unsigned long flags;
 
 	BUG_ON((unsigned long)tbl & 0x7);
 
-	spin_lock_irq(&pdc_lock);
+	spin_lock_irqsave(&pdc_lock, flags);
 	pdc_result[0] = num_entries;
 	retval = mem_pdc_call(PDC_PCI_INDEX, PDC_PCI_GET_INT_TBL, 
 			      __pa(pdc_result), hpa, __pa(tbl));
-	spin_unlock_irq(&pdc_lock);
+	spin_unlock_irqrestore(&pdc_lock, flags);
 
 	return retval;
 }
@@ -842,12 +871,15 @@ int pdc_pci_irt(unsigned long num_entries, unsigned long hpa, void *tbl)
 unsigned int pdc_pci_config_read(void *hpa, unsigned long cfg_addr)
 {
 	int retval;
-	spin_lock_irq(&pdc_lock);
+	unsigned long flags;
+
+	spin_lock_irqsave(&pdc_lock, flags);
 	pdc_result[0] = 0;
 	pdc_result[1] = 0;
 	retval = mem_pdc_call(PDC_PCI_INDEX, PDC_PCI_READ_CONFIG, 
 			      __pa(pdc_result), hpa, cfg_addr&~3UL, 4UL);
-	spin_unlock_irq(&pdc_lock);
+	spin_unlock_irqrestore(&pdc_lock, flags);
+
 	return retval ? ~0 : (unsigned int) pdc_result[0];
 }
 
@@ -863,12 +895,15 @@ unsigned int pdc_pci_config_read(void *hpa, unsigned long cfg_addr)
 void pdc_pci_config_write(void *hpa, unsigned long cfg_addr, unsigned int val)
 {
 	int retval;
-	spin_lock_irq(&pdc_lock);
+	unsigned long flags;
+
+	spin_lock_irqsave(&pdc_lock, flags);
 	pdc_result[0] = 0;
 	retval = mem_pdc_call(PDC_PCI_INDEX, PDC_PCI_WRITE_CONFIG, 
 			      __pa(pdc_result), hpa,
 			      cfg_addr&~3UL, 4UL, (unsigned long) val);
-	spin_unlock_irq(&pdc_lock);
+	spin_unlock_irqrestore(&pdc_lock, flags);
+
 	return retval;
 }
 #endif /* UNTESTED CODE */
@@ -882,12 +917,13 @@ void pdc_pci_config_write(void *hpa, unsigned long cfg_addr, unsigned int val)
 int pdc_tod_read(struct pdc_tod *tod)
 {
         int retval;
+	unsigned long flags;
 
-        spin_lock_irq(&pdc_lock);
+        spin_lock_irqsave(&pdc_lock, flags);
         retval = mem_pdc_call(PDC_TOD, PDC_TOD_READ, __pa(pdc_result), 0);
         convert_to_wide(pdc_result);
         memcpy(tod, pdc_result, sizeof(*tod));
-        spin_unlock_irq(&pdc_lock);
+        spin_unlock_irqrestore(&pdc_lock, flags);
 
         return retval;
 }
@@ -903,10 +939,11 @@ EXPORT_SYMBOL(pdc_tod_read);
 int pdc_tod_set(unsigned long sec, unsigned long usec)
 {
         int retval;
+	unsigned long flags;
 
-        spin_lock_irq(&pdc_lock);
+        spin_lock_irqsave(&pdc_lock, flags);
         retval = mem_pdc_call(PDC_TOD, PDC_TOD_WRITE, sec, usec);
-        spin_unlock_irq(&pdc_lock);
+        spin_unlock_irqrestore(&pdc_lock, flags);
 
         return retval;
 }
@@ -917,13 +954,14 @@ int pdc_mem_mem_table(struct pdc_memory_table_raddr *r_addr,
 		struct pdc_memory_table *tbl, unsigned long entries)
 {
 	int retval;
+	unsigned long flags;
 
-	spin_lock_irq(&pdc_lock);
+	spin_lock_irqsave(&pdc_lock, flags);
 	retval = mem_pdc_call(PDC_MEM, PDC_MEM_TABLE, __pa(pdc_result), __pa(pdc_result2), entries);
 	convert_to_wide(pdc_result);
 	memcpy(r_addr, pdc_result, sizeof(*r_addr));
 	memcpy(tbl, pdc_result2, entries * sizeof(*tbl));
-	spin_unlock_irq(&pdc_lock);
+	spin_unlock_irqrestore(&pdc_lock, flags);
 
 	return retval;
 }
@@ -936,11 +974,12 @@ int pdc_mem_mem_table(struct pdc_memory_table_raddr *r_addr,
 int pdc_do_firm_test_reset(unsigned long ftc_bitmap)
 {
         int retval;
+	unsigned long flags;
 
-        spin_lock_irq(&pdc_lock);
+        spin_lock_irqsave(&pdc_lock, flags);
         retval = mem_pdc_call(PDC_BROADCAST_RESET, PDC_DO_FIRM_TEST_RESET,
                               PDC_FIRM_TEST_MAGIC, ftc_bitmap);
-        spin_unlock_irq(&pdc_lock);
+        spin_unlock_irqrestore(&pdc_lock, flags);
 
         return retval;
 }
@@ -953,10 +992,11 @@ int pdc_do_firm_test_reset(unsigned long ftc_bitmap)
 int pdc_do_reset(void)
 {
         int retval;
+	unsigned long flags;
 
-        spin_lock_irq(&pdc_lock);
+        spin_lock_irqsave(&pdc_lock, flags);
         retval = mem_pdc_call(PDC_BROADCAST_RESET, PDC_DO_RESET);
-        spin_unlock_irq(&pdc_lock);
+        spin_unlock_irqrestore(&pdc_lock, flags);
 
         return retval;
 }
@@ -970,16 +1010,17 @@ int pdc_do_reset(void)
 int __init pdc_soft_power_info(unsigned long *power_reg)
 {
 	int retval;
+	unsigned long flags;
 
 	*power_reg = (unsigned long) (-1);
 	
-	spin_lock_irq(&pdc_lock);
+	spin_lock_irqsave(&pdc_lock, flags);
 	retval = mem_pdc_call(PDC_SOFT_POWER, PDC_SOFT_POWER_INFO, __pa(pdc_result), 0);
 	if (retval == PDC_OK) {
                 convert_to_wide(pdc_result);
                 *power_reg = f_extend(pdc_result[0]);
 	}
-	spin_unlock_irq(&pdc_lock);
+	spin_unlock_irqrestore(&pdc_lock, flags);
 
 	return retval;
 }
@@ -998,9 +1039,12 @@ int __init pdc_soft_power_info(unsigned long *power_reg)
 int pdc_soft_power_button(int sw_control)
 {
 	int retval;
-	spin_lock_irq(&pdc_lock);
+	unsigned long flags;
+
+	spin_lock_irqsave(&pdc_lock, flags);
 	retval = mem_pdc_call(PDC_SOFT_POWER, PDC_SOFT_POWER_ENABLE, __pa(pdc_result), sw_control);
-	spin_unlock_irq(&pdc_lock);
+	spin_unlock_irqrestore(&pdc_lock, flags);
+
 	return retval;
 }
 
@@ -1011,9 +1055,11 @@ int pdc_soft_power_button(int sw_control)
  */
 void pdc_io_reset(void)
 {
-	spin_lock_irq(&pdc_lock);  
+	unsigned long flags;
+
+	spin_lock_irqsave(&pdc_lock, flags);
 	mem_pdc_call(PDC_IO, PDC_IO_RESET, 0);
-	spin_unlock_irq(&pdc_lock);
+	spin_unlock_irqrestore(&pdc_lock, flags);
 }
 
 /*
@@ -1027,9 +1073,11 @@ void pdc_io_reset(void)
  */
 void pdc_io_reset_devices(void)
 {
-	spin_lock_irq(&pdc_lock);  
+	unsigned long flags;
+
+	spin_lock_irqsave(&pdc_lock, flags);
 	mem_pdc_call(PDC_IO, PDC_IO_RESET_DEVICES, 0);
-	spin_unlock_irq(&pdc_lock);
+	spin_unlock_irqrestore(&pdc_lock, flags);
 }
 
 
@@ -1146,10 +1194,11 @@ int pdc_sti_call(unsigned long func, unsigned long flags,
                  unsigned long glob_cfg)
 {
         int retval;
+	unsigned long irqflags;
 
-        spin_lock_irq(&pdc_lock);  
+        spin_lock_irqsave(&pdc_lock, irqflags);  
         retval = real32_call(func, flags, inptr, outputr, glob_cfg);
-        spin_unlock_irq(&pdc_lock);
+        spin_unlock_irqrestore(&pdc_lock, irqflags);
 
         return retval;
 }
@@ -1166,11 +1215,12 @@ EXPORT_SYMBOL(pdc_sti_call);
 int pdc_pat_cell_get_number(struct pdc_pat_cell_num *cell_info)
 {
 	int retval;
+	unsigned long flags;
 
-	spin_lock_irq(&pdc_lock);
+	spin_lock_irqsave(&pdc_lock, flags);
 	retval = mem_pdc_call(PDC_PAT_CELL, PDC_PAT_CELL_GET_NUMBER, __pa(pdc_result));
 	memcpy(cell_info, pdc_result, sizeof(*cell_info));
-	spin_unlock_irq(&pdc_lock);
+	spin_unlock_irqrestore(&pdc_lock, flags);
 
 	return retval;
 }
@@ -1190,16 +1240,17 @@ int pdc_pat_cell_module(unsigned long *actcnt, unsigned long ploc, unsigned long
 			unsigned long view_type, void *mem_addr)
 {
 	int retval;
+	unsigned long flags;
 	static struct pdc_pat_cell_mod_maddr_block result __attribute__ ((aligned (8)));
 
-	spin_lock_irq(&pdc_lock);
+	spin_lock_irqsave(&pdc_lock, flags);
 	retval = mem_pdc_call(PDC_PAT_CELL, PDC_PAT_CELL_MODULE, __pa(pdc_result), 
 			      ploc, mod, view_type, __pa(&result));
 	if(!retval) {
 		*actcnt = pdc_result[0];
 		memcpy(mem_addr, &result, *actcnt);
 	}
-	spin_unlock_irq(&pdc_lock);
+	spin_unlock_irqrestore(&pdc_lock, flags);
 
 	return retval;
 }
@@ -1214,12 +1265,13 @@ int pdc_pat_cell_module(unsigned long *actcnt, unsigned long ploc, unsigned long
 int pdc_pat_cpu_get_number(struct pdc_pat_cpu_num *cpu_info, void *hpa)
 {
 	int retval;
+	unsigned long flags;
 
-	spin_lock_irq(&pdc_lock);
+	spin_lock_irqsave(&pdc_lock, flags);
 	retval = mem_pdc_call(PDC_PAT_CPU, PDC_PAT_CPU_GET_NUMBER,
 			      __pa(&pdc_result), hpa);
 	memcpy(cpu_info, pdc_result, sizeof(*cpu_info));
-	spin_unlock_irq(&pdc_lock);
+	spin_unlock_irqrestore(&pdc_lock, flags);
 
 	return retval;
 }
@@ -1235,12 +1287,13 @@ int pdc_pat_cpu_get_number(struct pdc_pat_cpu_num *cpu_info, void *hpa)
 int pdc_pat_get_irt_size(unsigned long *num_entries, unsigned long cell_num)
 {
 	int retval;
+	unsigned long flags;
 
-	spin_lock_irq(&pdc_lock);
+	spin_lock_irqsave(&pdc_lock, flags);
 	retval = mem_pdc_call(PDC_PAT_IO, PDC_PAT_IO_GET_PCI_ROUTING_TABLE_SIZE,
 			      __pa(pdc_result), cell_num);
 	*num_entries = pdc_result[0];
-	spin_unlock_irq(&pdc_lock);
+	spin_unlock_irqrestore(&pdc_lock, flags);
 
 	return retval;
 }
@@ -1255,11 +1308,12 @@ int pdc_pat_get_irt_size(unsigned long *num_entries, unsigned long cell_num)
 int pdc_pat_get_irt(void *r_addr, unsigned long cell_num)
 {
 	int retval;
+	unsigned long flags;
 
-	spin_lock_irq(&pdc_lock);
+	spin_lock_irqsave(&pdc_lock, flags);
 	retval = mem_pdc_call(PDC_PAT_IO, PDC_PAT_IO_GET_PCI_ROUTING_TABLE,
 			      __pa(r_addr), cell_num);
-	spin_unlock_irq(&pdc_lock);
+	spin_unlock_irqrestore(&pdc_lock, flags);
 
 	return retval;
 }
@@ -1276,13 +1330,14 @@ int pdc_pat_pd_get_addr_map(unsigned long *actual_len, void *mem_addr,
 			    unsigned long count, unsigned long offset)
 {
 	int retval;
+	unsigned long flags;
 
-	spin_lock_irq(&pdc_lock);
+	spin_lock_irqsave(&pdc_lock, flags);
 	retval = mem_pdc_call(PDC_PAT_PD, PDC_PAT_PD_GET_ADDR_MAP, __pa(pdc_result), 
 			      __pa(pdc_result2), count, offset);
 	*actual_len = pdc_result[0];
 	memcpy(mem_addr, pdc_result2, *actual_len);
-	spin_unlock_irq(&pdc_lock);
+	spin_unlock_irqrestore(&pdc_lock, flags);
 
 	return retval;
 }
@@ -1297,7 +1352,9 @@ int pdc_pat_pd_get_addr_map(unsigned long *actual_len, void *mem_addr,
 int pdc_pat_io_pci_cfg_read(unsigned long pci_addr, int pci_size, u32 *mem_addr)
 {
 	int retval;
-	spin_lock_irq(&pdc_lock);
+	unsigned long flags;
+
+	spin_lock_irqsave(&pdc_lock, flags);
 	retval = mem_pdc_call(PDC_PAT_IO, PDC_PAT_IO_PCI_CONFIG_READ,
 					__pa(pdc_result), pci_addr, pci_size);
 	switch(pci_size) {
@@ -1305,7 +1362,7 @@ int pdc_pat_io_pci_cfg_read(unsigned long pci_addr, int pci_size, u32 *mem_addr)
 		case 2: *(u16 *)mem_addr =  (u16) pdc_result[0];
 		case 4: *(u32 *)mem_addr =  (u32) pdc_result[0];
 	}
-	spin_unlock_irq(&pdc_lock);
+	spin_unlock_irqrestore(&pdc_lock, flags);
 
 	return retval;
 }
@@ -1321,11 +1378,12 @@ int pdc_pat_io_pci_cfg_read(unsigned long pci_addr, int pci_size, u32 *mem_addr)
 int pdc_pat_io_pci_cfg_write(unsigned long pci_addr, int pci_size, u32 val)
 {
 	int retval;
+	unsigned long flags;
 
-	spin_lock_irq(&pdc_lock);
+	spin_lock_irqsave(&pdc_lock, flags);
 	retval = mem_pdc_call(PDC_PAT_IO, PDC_PAT_IO_PCI_CONFIG_WRITE,
 				pci_addr, pci_size, val);
-	spin_unlock_irq(&pdc_lock);
+	spin_unlock_irqrestore(&pdc_lock, flags);
 
 	return retval;
 }
diff --git a/arch/parisc/kernel/irq.c b/arch/parisc/kernel/irq.c
index 9bdd0197ceb7..b39c5b9aff46 100644
--- a/arch/parisc/kernel/irq.c
+++ b/arch/parisc/kernel/irq.c
@@ -35,8 +35,8 @@
 
 #undef PARISC_IRQ_CR16_COUNTS
 
-extern irqreturn_t timer_interrupt(int, void *, struct pt_regs *);
-extern irqreturn_t ipi_interrupt(int, void *, struct pt_regs *);
+extern irqreturn_t timer_interrupt(int, void *);
+extern irqreturn_t ipi_interrupt(int, void *);
 
 #define EIEM_MASK(irq)       (1UL<<(CPU_IRQ_MAX - irq))
 
@@ -347,12 +347,14 @@ static inline int eirr_to_irq(unsigned long eirr)
 /* ONLY called from entry.S:intr_extint() */
 void do_cpu_irq_mask(struct pt_regs *regs)
 {
+	struct pt_regs *old_regs;
 	unsigned long eirr_val;
 	int irq, cpu = smp_processor_id();
 #ifdef CONFIG_SMP
 	cpumask_t dest;
 #endif
 
+	old_regs = set_irq_regs(regs);
 	local_irq_disable();
 	irq_enter();
 
@@ -375,10 +377,11 @@ void do_cpu_irq_mask(struct pt_regs *regs)
 		goto set_out;
 	}
 #endif
-	__do_IRQ(irq, regs);
+	__do_IRQ(irq);
 
  out:
 	irq_exit();
+	set_irq_regs(old_regs);
 	return;
 
  set_out:
diff --git a/arch/parisc/kernel/smp.c b/arch/parisc/kernel/smp.c
index faad338f310e..4a23a97b06cd 100644
--- a/arch/parisc/kernel/smp.c
+++ b/arch/parisc/kernel/smp.c
@@ -154,7 +154,7 @@ halt_processor(void)
 
 
 irqreturn_t
-ipi_interrupt(int irq, void *dev_id, struct pt_regs *regs) 
+ipi_interrupt(int irq, void *dev_id) 
 {
 	int this_cpu = smp_processor_id();
 	struct cpuinfo_parisc *p = &cpu_data[this_cpu];
@@ -414,19 +414,6 @@ smp_flush_tlb_all(void)
 	on_each_cpu(flush_tlb_all_local, NULL, 1, 1);
 }
 
-
-void 
-smp_do_timer(struct pt_regs *regs)
-{
-	int cpu = smp_processor_id();
-	struct cpuinfo_parisc *data = &cpu_data[cpu];
-
-        if (!--data->prof_counter) {
-		data->prof_counter = data->prof_multiplier;
-		update_process_times(user_mode(regs));
-	}
-}
-
 /*
  * Called by secondaries to update state and initialize CPU registers.
  */
diff --git a/arch/parisc/kernel/time.c b/arch/parisc/kernel/time.c
index 1d58ce0e37ad..bad7d1eb62b9 100644
--- a/arch/parisc/kernel/time.c
+++ b/arch/parisc/kernel/time.c
@@ -34,10 +34,6 @@
 
 static unsigned long clocktick __read_mostly;	/* timer cycles per tick */
 
-#ifdef CONFIG_SMP
-extern void smp_do_timer(struct pt_regs *regs);
-#endif
-
 /*
  * We keep time on PA-RISC Linux by using the Interval Timer which is
  * a pair of registers; one is read-only and one is write-only; both
@@ -55,21 +51,22 @@ extern void smp_do_timer(struct pt_regs *regs);
  * held off for an arbitrarily long period of time by interrupts being
  * disabled, so we may miss one or more ticks.
  */
-irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t timer_interrupt(int irq, void *dev_id)
 {
 	unsigned long now;
 	unsigned long next_tick;
 	unsigned long cycles_elapsed, ticks_elapsed;
 	unsigned long cycles_remainder;
 	unsigned int cpu = smp_processor_id();
+	struct cpuinfo_parisc *cpuinfo = &cpu_data[cpu];
 
 	/* gcc can optimize for "read-only" case with a local clocktick */
 	unsigned long cpt = clocktick;
 
-	profile_tick(CPU_PROFILING, regs);
+	profile_tick(CPU_PROFILING);
 
 	/* Initialize next_tick to the expected tick time. */
-	next_tick = cpu_data[cpu].it_value;
+	next_tick = cpuinfo->it_value;
 
 	/* Get current interval timer.
 	 * CR16 reads as 64 bits in CPU wide mode.
@@ -120,7 +117,7 @@ irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 	 */
 	next_tick = now + cycles_remainder;
 
-	cpu_data[cpu].it_value = next_tick;
+	cpuinfo->it_value = next_tick;
 
 	/* Skip one clocktick on purpose if we are likely to miss next_tick.
 	 * We want to avoid the new next_tick being less than CR16.
@@ -131,18 +128,19 @@ irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 		next_tick += cpt;
 
 	/* Program the IT when to deliver the next interrupt. */
-        /* Only bottom 32-bits of next_tick are written to cr16.  */
+	/* Only bottom 32-bits of next_tick are written to cr16.  */
 	mtctl(next_tick, 16);
 
 
 	/* Done mucking with unreliable delivery of interrupts.
 	 * Go do system house keeping.
 	 */
-#ifdef CONFIG_SMP
-	smp_do_timer(regs);
-#else
-	update_process_times(user_mode(regs));
-#endif
+
+	if (!--cpuinfo->prof_counter) {
+		cpuinfo->prof_counter = cpuinfo->prof_multiplier;
+		update_process_times(user_mode(get_irq_regs()));
+	}
+
 	if (cpu == 0) {
 		write_seqlock(&xtime_lock);
 		do_timer(ticks_elapsed);
@@ -319,13 +317,15 @@ void __init time_init(void)
 
 	start_cpu_itimer();	/* get CPU 0 started */
 
-	if(pdc_tod_read(&tod_data) == 0) {
-		write_seqlock_irq(&xtime_lock);
+	if (pdc_tod_read(&tod_data) == 0) {
+		unsigned long flags;
+
+		write_seqlock_irqsave(&xtime_lock, flags);
 		xtime.tv_sec = tod_data.tod_sec;
 		xtime.tv_nsec = tod_data.tod_usec * 1000;
 		set_normalized_timespec(&wall_to_monotonic,
 		                        -xtime.tv_sec, -xtime.tv_nsec);
-		write_sequnlock_irq(&xtime_lock);
+		write_sequnlock_irqrestore(&xtime_lock, flags);
 	} else {
 		printk(KERN_ERR "Error reading tod clock\n");
 	        xtime.tv_sec = 0;
diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile
index 003520b56303..37ddfcab0003 100644
--- a/arch/powerpc/boot/Makefile
+++ b/arch/powerpc/boot/Makefile
@@ -105,10 +105,10 @@ wrapperbits	:= $(extra-y) $(addprefix $(obj)/,addnote hack-coff)
 # Bits for building various flavours of zImage
 
 ifneq ($(CROSS32_COMPILE),)
-CROSSWRAP := -C $(CROSS32_COMPILE)
+CROSSWRAP := -C "$(CROSS32_COMPILE)"
 else
 ifneq ($(CROSS_COMPILE),)
-CROSSWRAP := -C $(CROSS_COMPILE)
+CROSSWRAP := -C "$(CROSS_COMPILE)"
 endif
 endif
 
@@ -151,12 +151,12 @@ $(obj)/zImage.initrd.miboot: vmlinux $(wrapperbits)
 $(obj)/uImage: vmlinux $(wrapperbits)
 	$(call cmd,wrap,uboot)
 
-image-$(CONFIG_PPC_PSERIES)	+= zImage.pseries
-image-$(CONFIG_PPC_MAPLE)	+= zImage.pseries
-image-$(CONFIG_PPC_CELL)	+= zImage.pseries
-image-$(CONFIG_PPC_CHRP)	+= zImage.chrp
-image-$(CONFIG_PPC_PMAC)	+= zImage.pmac
-image-$(CONFIG_DEFAULT_UIMAGE)	+= uImage
+image-$(CONFIG_PPC_PSERIES)		+= zImage.pseries
+image-$(CONFIG_PPC_MAPLE)		+= zImage.pseries
+image-$(CONFIG_PPC_IBM_CELL_BLADE)	+= zImage.pseries
+image-$(CONFIG_PPC_CHRP)		+= zImage.chrp
+image-$(CONFIG_PPC_PMAC)		+= zImage.pmac
+image-$(CONFIG_DEFAULT_UIMAGE)		+= uImage
 
 # For 32-bit powermacs, build the COFF and miboot images
 # as well as the ELF images.
diff --git a/arch/powerpc/boot/dts/mpc8349emitx.dts b/arch/powerpc/boot/dts/mpc8349emitx.dts
new file mode 100644
index 000000000000..27807fc45888
--- /dev/null
+++ b/arch/powerpc/boot/dts/mpc8349emitx.dts
@@ -0,0 +1,246 @@
+/*
+ * MPC8349E-mITX Device Tree Source
+ *
+ * Copyright 2006 Freescale Semiconductor Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ */
+/ {
+	model = "MPC8349EMITX";
+	compatible = "MPC834xMITX";
+	#address-cells = <1>;
+	#size-cells = <1>;
+
+	cpus {
+		#cpus = <1>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		PowerPC,8349@0 {
+			device_type = "cpu";
+			reg = <0>;
+			d-cache-line-size = <20>;
+			i-cache-line-size = <20>;
+			d-cache-size = <8000>;
+			i-cache-size = <8000>;
+			timebase-frequency = <0>;	// from bootloader
+			bus-frequency = <0>;		// from bootloader
+			clock-frequency = <0>;		// from bootloader
+			32-bit;
+		};
+	};
+
+	memory {
+		device_type = "memory";
+		reg = <00000000 10000000>;
+	};
+
+	soc8349@e0000000 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		#interrupt-cells = <2>;
+		device_type = "soc";
+		ranges = <0 e0000000 00100000>;
+		reg = <e0000000 00000200>;
+		bus-frequency = <0>;                    // from bootloader
+
+		wdt@200 {
+			device_type = "watchdog";
+			compatible = "mpc83xx_wdt";
+			reg = <200 100>;
+		};
+
+		i2c@3000 {
+			device_type = "i2c";
+			compatible = "fsl-i2c";
+			reg = <3000 100>;
+			interrupts = <e 8>;
+			interrupt-parent = <700>;
+			dfsrr;
+		};
+
+		i2c@3100 {
+			device_type = "i2c";
+			compatible = "fsl-i2c";
+			reg = <3100 100>;
+			interrupts = <f 8>;
+			interrupt-parent = <700>;
+			dfsrr;
+		};
+
+		spi@7000 {
+			device_type = "spi";
+			compatible = "mpc83xx_spi";
+			reg = <7000 1000>;
+			interrupts = <10 8>;
+			interrupt-parent = <700>;
+			mode = <0>;
+		};
+
+		usb@22000 {
+			device_type = "usb";
+			compatible = "fsl-usb2-mph";
+			reg = <22000 1000>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			interrupt-parent = <700>;
+			interrupts = <27 2>;
+			phy_type = "ulpi";
+			port1;
+		};
+
+		usb@23000 {
+			device_type = "usb";
+			compatible = "fsl-usb2-dr";
+			reg = <23000 1000>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			interrupt-parent = <700>;
+			interrupts = <26 2>;
+			phy_type = "ulpi";
+		};
+
+		mdio@24520 {
+			device_type = "mdio";
+			compatible = "gianfar";
+			reg = <24520 20>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			linux,phandle = <24520>;
+
+			/* Vitesse 8201 */
+			ethernet-phy@1c {
+				linux,phandle = <245201c>;
+				interrupt-parent = <700>;
+				interrupts = <12 2>;
+				reg = <1c>;
+				device_type = "ethernet-phy";
+			};
+
+			/* Vitesse 7385 */
+			ethernet-phy@1f {
+				linux,phandle = <245201f>;
+				interrupt-parent = <700>;
+				interrupts = <12 2>;
+				reg = <1f>;
+				device_type = "ethernet-phy";
+			};
+		};
+
+		ethernet@24000 {
+			device_type = "network";
+			model = "TSEC";
+			compatible = "gianfar";
+			reg = <24000 1000>;
+			address = [ 00 00 00 00 00 00 ];
+			local-mac-address = [ 00 00 00 00 00 00 ];
+			interrupts = <20 8 21 8 22 8>;
+			interrupt-parent = <700>;
+			phy-handle = <245201c>;
+		};
+
+		ethernet@25000 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			device_type = "network";
+			model = "TSEC";
+			compatible = "gianfar";
+			reg = <25000 1000>;
+			address = [ 00 00 00 00 00 00 ];
+			local-mac-address = [ 00 00 00 00 00 00 ];
+			interrupts = <23 8 24 8 25 8>;
+			interrupt-parent = <700>;
+			phy-handle = <245201f>;
+		};
+
+		serial@4500 {
+			device_type = "serial";
+			compatible = "ns16550";
+			reg = <4500 100>;
+			clock-frequency = <0>;		// from bootloader
+			interrupts = <9 8>;
+			interrupt-parent = <700>;
+		};
+
+		serial@4600 {
+			device_type = "serial";
+			compatible = "ns16550";
+			reg = <4600 100>;
+			clock-frequency = <0>;		// from bootloader
+			interrupts = <a 8>;
+			interrupt-parent = <700>;
+		};
+
+		pci@8500 {
+			interrupt-map-mask = <f800 0 0 7>;
+			interrupt-map = <
+					/* IDSEL 0x10 - SATA */
+					8000 0 0 1 700 16 8 /* SATA_INTA */
+					>;
+			interrupt-parent = <700>;
+			interrupts = <42 8>;
+			bus-range = <0 0>;
+			ranges = <42000000 0 80000000 80000000 0 10000000
+				  02000000 0 90000000 90000000 0 10000000
+				  01000000 0 00000000 e2000000 0 01000000>;
+			clock-frequency = <3f940aa>;
+			#interrupt-cells = <1>;
+			#size-cells = <2>;
+			#address-cells = <3>;
+			reg = <8500 100>;
+			compatible = "83xx";
+			device_type = "pci";
+		};
+
+		pci@8600 {
+			interrupt-map-mask = <f800 0 0 7>;
+			interrupt-map = <
+					/* IDSEL 0x0E - MiniPCI Slot */
+					7000 0 0 1 700 15 8 /* PCI_INTA */
+
+					/* IDSEL 0x0F - PCI Slot */
+					7800 0 0 1 700 14 8 /* PCI_INTA */
+					7800 0 0 2 700 15 8 /* PCI_INTB */
+					 >;
+			interrupt-parent = <700>;
+			interrupts = <43 8>;
+			bus-range = <1 1>;
+			ranges = <42000000 0 a0000000 a0000000 0 10000000
+				  02000000 0 b0000000 b0000000 0 10000000
+				  01000000 0 00000000 e3000000 0 01000000>;
+			clock-frequency = <3f940aa>;
+			#interrupt-cells = <1>;
+			#size-cells = <2>;
+			#address-cells = <3>;
+			reg = <8600 100>;
+			compatible = "83xx";
+			device_type = "pci";
+		};
+
+		crypto@30000 {
+			device_type = "crypto";
+			model = "SEC2";
+			compatible = "talitos";
+			reg = <30000 10000>;
+			interrupts = <b 8>;
+			interrupt-parent = <700>;
+			num-channels = <4>;
+			channel-fifo-len = <18>;
+			exec-units-mask = <0000007e>;
+			descriptor-types-mask = <01010ebf>;
+		};
+
+		pic@700 {
+			linux,phandle = <700>;
+			interrupt-controller;
+			#address-cells = <0>;
+			#interrupt-cells = <2>;
+			reg = <700 100>;
+			built-in;
+			device_type = "ipic";
+		};
+	};
+};
diff --git a/arch/powerpc/boot/of.c b/arch/powerpc/boot/of.c
index fd99f789a37b..3a71845afc6c 100644
--- a/arch/powerpc/boot/of.c
+++ b/arch/powerpc/boot/of.c
@@ -176,12 +176,9 @@ static void *claim(unsigned long virt, unsigned long size, unsigned long align)
 static void *of_try_claim(u32 size)
 {
 	unsigned long addr = 0;
-	static u8 first_time = 1;
 
-	if (first_time) {
+	if (claim_base == 0)
 		claim_base = _ALIGN_UP((unsigned long)_end, ONE_MB);
-		first_time = 0;
-	}
 
 	for(; claim_base < RAM_END; claim_base += ONE_MB) {
 #ifdef DEBUG
diff --git a/arch/powerpc/configs/iseries_defconfig b/arch/powerpc/configs/iseries_defconfig
index d58f82f836f8..b5005506c2f8 100644
--- a/arch/powerpc/configs/iseries_defconfig
+++ b/arch/powerpc/configs/iseries_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.18-rc6
-# Sun Sep 10 10:22:57 2006
+# Linux kernel version: 2.6.19-rc1
+# Fri Oct  6 13:25:04 2006
 #
 CONFIG_PPC64=y
 CONFIG_64BIT=y
@@ -22,6 +22,7 @@ CONFIG_ARCH_MAY_HAVE_PC_FDC=y
 CONFIG_PPC_OF=y
 # CONFIG_PPC_UDBG_16550 is not set
 # CONFIG_GENERIC_TBSYNC is not set
+CONFIG_AUDIT_ARCH=y
 # CONFIG_DEFAULT_UIMAGE is not set
 
 #
@@ -52,10 +53,11 @@ CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
+# CONFIG_IPC_NS is not set
 CONFIG_POSIX_MQUEUE=y
 # CONFIG_BSD_PROCESS_ACCT is not set
 # CONFIG_TASKSTATS is not set
-CONFIG_SYSCTL=y
+# CONFIG_UTS_NS is not set
 CONFIG_AUDIT=y
 CONFIG_AUDITSYSCALL=y
 CONFIG_IKCONFIG=y
@@ -64,7 +66,9 @@ CONFIG_IKCONFIG_PROC=y
 # CONFIG_RELAY is not set
 CONFIG_INITRAMFS_SOURCE=""
 CONFIG_CC_OPTIMIZE_FOR_SIZE=y
+CONFIG_SYSCTL=y
 # CONFIG_EMBEDDED is not set
+# CONFIG_SYSCTL_SYSCALL is not set
 CONFIG_KALLSYMS=y
 # CONFIG_KALLSYMS_ALL is not set
 # CONFIG_KALLSYMS_EXTRA_PASS is not set
@@ -73,12 +77,12 @@ CONFIG_PRINTK=y
 CONFIG_BUG=y
 CONFIG_ELF_CORE=y
 CONFIG_BASE_FULL=y
-CONFIG_RT_MUTEXES=y
 CONFIG_FUTEX=y
 CONFIG_EPOLL=y
 CONFIG_SHMEM=y
 CONFIG_SLAB=y
 CONFIG_VM_EVENT_COUNTERS=y
+CONFIG_RT_MUTEXES=y
 # CONFIG_TINY_SHMEM is not set
 CONFIG_BASE_SMALL=0
 # CONFIG_SLOB is not set
@@ -97,6 +101,7 @@ CONFIG_STOP_MACHINE=y
 #
 # Block layer
 #
+CONFIG_BLOCK=y
 # CONFIG_BLK_DEV_IO_TRACE is not set
 
 #
@@ -115,13 +120,18 @@ CONFIG_DEFAULT_IOSCHED="anticipatory"
 #
 # Platform support
 #
-# CONFIG_PPC_MULTIPLATFORM is not set
-CONFIG_PPC_ISERIES=y
+CONFIG_PPC_MULTIPLATFORM=y
 # CONFIG_EMBEDDED6xx is not set
 # CONFIG_APUS is not set
+# CONFIG_PPC_PSERIES is not set
+CONFIG_PPC_ISERIES=y
+# CONFIG_PPC_PMAC is not set
+# CONFIG_PPC_MAPLE is not set
+# CONFIG_PPC_PASEMI is not set
 # CONFIG_PPC_CELL is not set
 # CONFIG_PPC_CELL_NATIVE is not set
-# CONFIG_UDBG_RTAS_CONSOLE is not set
+# CONFIG_PPC_IBM_CELL_BLADE is not set
+# CONFIG_U3_DART is not set
 # CONFIG_PPC_RTAS is not set
 # CONFIG_MMIO_NVRAM is not set
 CONFIG_IBMVIO=y
@@ -147,12 +157,15 @@ CONFIG_BINFMT_ELF=y
 CONFIG_FORCE_MAX_ZONEORDER=13
 CONFIG_IOMMU_VMERGE=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
+# CONFIG_KEXEC is not set
+# CONFIG_CRASH_DUMP is not set
 CONFIG_IRQ_ALL_CPUS=y
 CONFIG_LPARCFG=y
 # CONFIG_NUMA is not set
 CONFIG_ARCH_SELECT_MEMORY_MODEL=y
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_SPARSEMEM_ENABLE=y
+CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
 CONFIG_FLATMEM_MANUAL=y
 # CONFIG_DISCONTIGMEM_MANUAL is not set
@@ -179,6 +192,7 @@ CONFIG_GENERIC_ISA_DMA=y
 CONFIG_PCI=y
 CONFIG_PCI_DOMAINS=y
 # CONFIG_PCIEPORTBUS is not set
+# CONFIG_PCI_MULTITHREAD_PROBE is not set
 # CONFIG_PCI_DEBUG is not set
 
 #
@@ -206,6 +220,7 @@ CONFIG_PACKET=y
 CONFIG_UNIX=y
 CONFIG_XFRM=y
 CONFIG_XFRM_USER=m
+CONFIG_XFRM_SUB_POLICY=y
 CONFIG_NET_KEY=m
 CONFIG_INET=y
 CONFIG_IP_MULTICAST=y
@@ -224,10 +239,12 @@ CONFIG_INET_XFRM_TUNNEL=m
 CONFIG_INET_TUNNEL=y
 CONFIG_INET_XFRM_MODE_TRANSPORT=y
 CONFIG_INET_XFRM_MODE_TUNNEL=y
+CONFIG_INET_XFRM_MODE_BEET=m
 CONFIG_INET_DIAG=y
 CONFIG_INET_TCP_DIAG=y
 # CONFIG_TCP_CONG_ADVANCED is not set
-CONFIG_TCP_CONG_BIC=y
+CONFIG_TCP_CONG_CUBIC=y
+CONFIG_DEFAULT_TCP_CONG="cubic"
 
 #
 # IP: Virtual Server Configuration
@@ -247,6 +264,7 @@ CONFIG_NETFILTER=y
 CONFIG_NETFILTER_XTABLES=m
 CONFIG_NETFILTER_XT_TARGET_CLASSIFY=m
 CONFIG_NETFILTER_XT_TARGET_CONNMARK=m
+CONFIG_NETFILTER_XT_TARGET_DSCP=m
 CONFIG_NETFILTER_XT_TARGET_MARK=m
 CONFIG_NETFILTER_XT_TARGET_NFQUEUE=m
 CONFIG_NETFILTER_XT_TARGET_NOTRACK=m
@@ -255,6 +273,7 @@ CONFIG_NETFILTER_XT_MATCH_CONNBYTES=m
 CONFIG_NETFILTER_XT_MATCH_CONNMARK=m
 CONFIG_NETFILTER_XT_MATCH_CONNTRACK=m
 # CONFIG_NETFILTER_XT_MATCH_DCCP is not set
+CONFIG_NETFILTER_XT_MATCH_DSCP=m
 # CONFIG_NETFILTER_XT_MATCH_ESP is not set
 CONFIG_NETFILTER_XT_MATCH_HELPER=m
 CONFIG_NETFILTER_XT_MATCH_LENGTH=m
@@ -294,7 +313,6 @@ CONFIG_IP_NF_MATCH_IPRANGE=m
 CONFIG_IP_NF_MATCH_TOS=m
 CONFIG_IP_NF_MATCH_RECENT=m
 CONFIG_IP_NF_MATCH_ECN=m
-CONFIG_IP_NF_MATCH_DSCP=m
 # CONFIG_IP_NF_MATCH_AH is not set
 CONFIG_IP_NF_MATCH_TTL=m
 CONFIG_IP_NF_MATCH_OWNER=m
@@ -319,7 +337,6 @@ CONFIG_IP_NF_NAT_AMANDA=m
 CONFIG_IP_NF_MANGLE=m
 CONFIG_IP_NF_TARGET_TOS=m
 CONFIG_IP_NF_TARGET_ECN=m
-CONFIG_IP_NF_TARGET_DSCP=m
 CONFIG_IP_NF_TARGET_TTL=m
 CONFIG_IP_NF_TARGET_CLUSTERIP=m
 CONFIG_IP_NF_RAW=m
@@ -351,7 +368,6 @@ CONFIG_LLC=y
 # CONFIG_ATALK is not set
 # CONFIG_X25 is not set
 # CONFIG_LAPB is not set
-# CONFIG_NET_DIVERT is not set
 # CONFIG_ECONET is not set
 # CONFIG_WAN_ROUTER is not set
 
@@ -433,6 +449,7 @@ CONFIG_BLK_DEV_INITRD=y
 #
 # CONFIG_RAID_ATTRS is not set
 CONFIG_SCSI=y
+CONFIG_SCSI_NETLINK=y
 CONFIG_SCSI_PROC_FS=y
 
 #
@@ -454,12 +471,14 @@ CONFIG_SCSI_CONSTANTS=y
 # CONFIG_SCSI_LOGGING is not set
 
 #
-# SCSI Transport Attributes
+# SCSI Transports
 #
 CONFIG_SCSI_SPI_ATTRS=y
 CONFIG_SCSI_FC_ATTRS=y
 # CONFIG_SCSI_ISCSI_ATTRS is not set
-# CONFIG_SCSI_SAS_ATTRS is not set
+CONFIG_SCSI_SAS_ATTRS=m
+CONFIG_SCSI_SAS_LIBSAS=m
+CONFIG_SCSI_SAS_LIBSAS_DEBUG=y
 
 #
 # SCSI low-level drivers
@@ -472,10 +491,11 @@ CONFIG_SCSI_FC_ATTRS=y
 # CONFIG_SCSI_AIC7XXX is not set
 # CONFIG_SCSI_AIC7XXX_OLD is not set
 # CONFIG_SCSI_AIC79XX is not set
+# CONFIG_SCSI_AIC94XX is not set
+# CONFIG_SCSI_ARCMSR is not set
 # CONFIG_MEGARAID_NEWGEN is not set
 # CONFIG_MEGARAID_LEGACY is not set
 # CONFIG_MEGARAID_SAS is not set
-# CONFIG_ATA is not set
 # CONFIG_SCSI_HPTIOP is not set
 # CONFIG_SCSI_BUSLOGIC is not set
 # CONFIG_SCSI_DMX3191D is not set
@@ -486,16 +506,22 @@ CONFIG_SCSI_FC_ATTRS=y
 CONFIG_SCSI_IBMVSCSI=m
 # CONFIG_SCSI_INITIO is not set
 # CONFIG_SCSI_INIA100 is not set
+# CONFIG_SCSI_STEX is not set
 # CONFIG_SCSI_SYM53C8XX_2 is not set
-# CONFIG_SCSI_IPR is not set
 # CONFIG_SCSI_QLOGIC_1280 is not set
 # CONFIG_SCSI_QLA_FC is not set
+# CONFIG_SCSI_QLA_ISCSI is not set
 # CONFIG_SCSI_LPFC is not set
 # CONFIG_SCSI_DC395x is not set
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_DEBUG is not set
 
 #
+# Serial ATA (prod) and Parallel ATA (experimental) drivers
+#
+# CONFIG_ATA is not set
+
+#
 # Multi-device support (RAID and LVM)
 #
 CONFIG_MD=y
@@ -508,6 +534,7 @@ CONFIG_MD_RAID10=m
 CONFIG_MD_MULTIPATH=m
 CONFIG_MD_FAULTY=m
 CONFIG_BLK_DEV_DM=y
+# CONFIG_DM_DEBUG is not set
 CONFIG_DM_CRYPT=m
 CONFIG_DM_SNAPSHOT=m
 CONFIG_DM_MIRROR=m
@@ -573,6 +600,7 @@ CONFIG_MII=y
 # CONFIG_HP100 is not set
 CONFIG_NET_PCI=y
 CONFIG_PCNET32=y
+CONFIG_PCNET32_NAPI=y
 # CONFIG_AMD8111_ETH is not set
 # CONFIG_ADAPTEC_STARFIRE is not set
 # CONFIG_B44 is not set
@@ -610,6 +638,7 @@ CONFIG_E1000=m
 # CONFIG_VIA_VELOCITY is not set
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
+# CONFIG_QLA3XXX is not set
 
 #
 # Ethernet (10000 Mbit)
@@ -649,6 +678,7 @@ CONFIG_PPP_BSDCOMP=m
 # CONFIG_PPP_MPPE is not set
 CONFIG_PPPOE=m
 # CONFIG_SLIP is not set
+CONFIG_SLHC=m
 # CONFIG_NET_FC is not set
 # CONFIG_SHAPER is not set
 CONFIG_NETCONSOLE=y
@@ -671,6 +701,7 @@ CONFIG_NET_POLL_CONTROLLER=y
 # Input device support
 #
 CONFIG_INPUT=y
+# CONFIG_INPUT_FF_MEMLESS is not set
 
 #
 # Userland interfaces
@@ -774,12 +805,12 @@ CONFIG_MAX_RAW_DEVS=256
 #
 # Misc devices
 #
+# CONFIG_TIFM_CORE is not set
 
 #
 # Multimedia devices
 #
 # CONFIG_VIDEO_DEV is not set
-CONFIG_VIDEO_V4L2=y
 
 #
 # Digital Video Broadcasting Devices
@@ -893,6 +924,9 @@ CONFIG_XFS_FS=m
 CONFIG_XFS_SECURITY=y
 CONFIG_XFS_POSIX_ACL=y
 # CONFIG_XFS_RT is not set
+CONFIG_GFS2_FS=m
+CONFIG_GFS2_FS_LOCKING_NOLOCK=m
+CONFIG_GFS2_FS_LOCKING_DLM=m
 # CONFIG_OCFS2_FS is not set
 # CONFIG_MINIX_FS is not set
 # CONFIG_ROMFS_FS is not set
@@ -929,12 +963,14 @@ CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1"
 #
 CONFIG_PROC_FS=y
 CONFIG_PROC_KCORE=y
+CONFIG_PROC_SYSCTL=y
 CONFIG_SYSFS=y
 CONFIG_TMPFS=y
+CONFIG_TMPFS_POSIX_ACL=y
 # CONFIG_HUGETLBFS is not set
 # CONFIG_HUGETLB_PAGE is not set
 CONFIG_RAMFS=y
-# CONFIG_CONFIGFS_FS is not set
+CONFIG_CONFIGFS_FS=m
 
 #
 # Miscellaneous filesystems
@@ -988,6 +1024,7 @@ CONFIG_CIFS_POSIX=y
 # CONFIG_CODA_FS is not set
 # CONFIG_AFS_FS is not set
 # CONFIG_9P_FS is not set
+CONFIG_GENERIC_ACL=y
 
 #
 # Partition Types
@@ -1040,6 +1077,12 @@ CONFIG_NLS_ISO8859_1=y
 # CONFIG_NLS_UTF8 is not set
 
 #
+# Distributed Lock Manager
+#
+CONFIG_DLM=m
+# CONFIG_DLM_DEBUG is not set
+
+#
 # iSeries device drivers
 #
 CONFIG_VIOCONS=y
@@ -1073,6 +1116,7 @@ CONFIG_PLIST=y
 # Kernel hacking
 #
 # CONFIG_PRINTK_TIME is not set
+CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_MAGIC_SYSRQ=y
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_KERNEL=y
@@ -1091,6 +1135,7 @@ CONFIG_DETECT_SOFTLOCKUP=y
 # CONFIG_DEBUG_INFO is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_DEBUG_VM is not set
+# CONFIG_DEBUG_LIST is not set
 # CONFIG_FORCED_INLINING is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 CONFIG_DEBUG_STACKOVERFLOW=y
@@ -1109,6 +1154,10 @@ CONFIG_IRQSTACKS=y
 # Cryptographic options
 #
 CONFIG_CRYPTO=y
+CONFIG_CRYPTO_ALGAPI=y
+CONFIG_CRYPTO_BLKCIPHER=m
+CONFIG_CRYPTO_HASH=y
+CONFIG_CRYPTO_MANAGER=m
 CONFIG_CRYPTO_HMAC=y
 CONFIG_CRYPTO_NULL=m
 CONFIG_CRYPTO_MD4=m
@@ -1118,9 +1167,12 @@ CONFIG_CRYPTO_SHA256=m
 CONFIG_CRYPTO_SHA512=m
 CONFIG_CRYPTO_WP512=m
 CONFIG_CRYPTO_TGR192=m
+CONFIG_CRYPTO_ECB=m
+CONFIG_CRYPTO_CBC=m
 CONFIG_CRYPTO_DES=y
 CONFIG_CRYPTO_BLOWFISH=m
 CONFIG_CRYPTO_TWOFISH=m
+CONFIG_CRYPTO_TWOFISH_COMMON=m
 CONFIG_CRYPTO_SERPENT=m
 CONFIG_CRYPTO_AES=m
 CONFIG_CRYPTO_CAST5=m
diff --git a/arch/powerpc/configs/maple_defconfig b/arch/powerpc/configs/maple_defconfig
index 62ba66091a13..ae96a5b2f00d 100644
--- a/arch/powerpc/configs/maple_defconfig
+++ b/arch/powerpc/configs/maple_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.18-rc6
-# Sun Sep 10 10:24:55 2006
+# Linux kernel version: 2.6.18
+# Mon Oct  9 11:59:34 2006
 #
 CONFIG_PPC64=y
 CONFIG_64BIT=y
@@ -22,6 +22,7 @@ CONFIG_ARCH_MAY_HAVE_PC_FDC=y
 CONFIG_PPC_OF=y
 CONFIG_PPC_UDBG_16550=y
 CONFIG_GENERIC_TBSYNC=y
+CONFIG_AUDIT_ARCH=y
 # CONFIG_DEFAULT_UIMAGE is not set
 
 #
@@ -34,7 +35,7 @@ CONFIG_PPC_FPU=y
 CONFIG_PPC_STD_MMU=y
 CONFIG_VIRT_CPU_ACCOUNTING=y
 CONFIG_SMP=y
-CONFIG_NR_CPUS=2
+CONFIG_NR_CPUS=4
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
 
 #
@@ -51,10 +52,11 @@ CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
+# CONFIG_IPC_NS is not set
 CONFIG_POSIX_MQUEUE=y
 # CONFIG_BSD_PROCESS_ACCT is not set
 # CONFIG_TASKSTATS is not set
-CONFIG_SYSCTL=y
+# CONFIG_UTS_NS is not set
 # CONFIG_AUDIT is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
@@ -62,7 +64,9 @@ CONFIG_IKCONFIG_PROC=y
 # CONFIG_RELAY is not set
 CONFIG_INITRAMFS_SOURCE=""
 CONFIG_CC_OPTIMIZE_FOR_SIZE=y
+CONFIG_SYSCTL=y
 # CONFIG_EMBEDDED is not set
+# CONFIG_SYSCTL_SYSCALL is not set
 CONFIG_KALLSYMS=y
 CONFIG_KALLSYMS_ALL=y
 # CONFIG_KALLSYMS_EXTRA_PASS is not set
@@ -71,12 +75,12 @@ CONFIG_PRINTK=y
 CONFIG_BUG=y
 CONFIG_ELF_CORE=y
 CONFIG_BASE_FULL=y
-CONFIG_RT_MUTEXES=y
 CONFIG_FUTEX=y
 CONFIG_EPOLL=y
 CONFIG_SHMEM=y
 CONFIG_SLAB=y
 CONFIG_VM_EVENT_COUNTERS=y
+CONFIG_RT_MUTEXES=y
 # CONFIG_TINY_SHMEM is not set
 CONFIG_BASE_SMALL=0
 # CONFIG_SLOB is not set
@@ -95,6 +99,7 @@ CONFIG_STOP_MACHINE=y
 #
 # Block layer
 #
+CONFIG_BLOCK=y
 # CONFIG_BLK_DEV_IO_TRACE is not set
 
 #
@@ -114,16 +119,16 @@ CONFIG_DEFAULT_IOSCHED="anticipatory"
 # Platform support
 #
 CONFIG_PPC_MULTIPLATFORM=y
-# CONFIG_PPC_ISERIES is not set
 # CONFIG_EMBEDDED6xx is not set
 # CONFIG_APUS is not set
 # CONFIG_PPC_PSERIES is not set
+# CONFIG_PPC_ISERIES is not set
 # CONFIG_PPC_PMAC is not set
 CONFIG_PPC_MAPLE=y
+# CONFIG_PPC_PASEMI is not set
 # CONFIG_PPC_CELL is not set
 # CONFIG_PPC_CELL_NATIVE is not set
 # CONFIG_PPC_IBM_CELL_BLADE is not set
-# CONFIG_UDBG_RTAS_CONSOLE is not set
 CONFIG_U3_DART=y
 # CONFIG_PPC_RTAS is not set
 # CONFIG_MMIO_NVRAM is not set
@@ -157,6 +162,7 @@ CONFIG_IRQ_ALL_CPUS=y
 CONFIG_ARCH_SELECT_MEMORY_MODEL=y
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_SPARSEMEM_ENABLE=y
+CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
 CONFIG_FLATMEM_MANUAL=y
 # CONFIG_DISCONTIGMEM_MANUAL is not set
@@ -184,6 +190,7 @@ CONFIG_GENERIC_ISA_DMA=y
 CONFIG_PCI=y
 CONFIG_PCI_DOMAINS=y
 # CONFIG_PCIEPORTBUS is not set
+# CONFIG_PCI_MULTITHREAD_PROBE is not set
 # CONFIG_PCI_DEBUG is not set
 
 #
@@ -211,6 +218,7 @@ CONFIG_PACKET_MMAP=y
 CONFIG_UNIX=y
 CONFIG_XFRM=y
 CONFIG_XFRM_USER=m
+# CONFIG_XFRM_SUB_POLICY is not set
 # CONFIG_NET_KEY is not set
 CONFIG_INET=y
 CONFIG_IP_MULTICAST=y
@@ -232,10 +240,12 @@ CONFIG_IP_PNP_DHCP=y
 # CONFIG_INET_TUNNEL is not set
 CONFIG_INET_XFRM_MODE_TRANSPORT=y
 CONFIG_INET_XFRM_MODE_TUNNEL=y
+CONFIG_INET_XFRM_MODE_BEET=y
 CONFIG_INET_DIAG=y
 CONFIG_INET_TCP_DIAG=y
 # CONFIG_TCP_CONG_ADVANCED is not set
-CONFIG_TCP_CONG_BIC=y
+CONFIG_TCP_CONG_CUBIC=y
+CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_IPV6 is not set
 # CONFIG_INET6_XFRM_TUNNEL is not set
 # CONFIG_INET6_TUNNEL is not set
@@ -265,7 +275,6 @@ CONFIG_TCP_CONG_BIC=y
 # CONFIG_ATALK is not set
 # CONFIG_X25 is not set
 # CONFIG_LAPB is not set
-# CONFIG_NET_DIVERT is not set
 # CONFIG_ECONET is not set
 # CONFIG_WAN_ROUTER is not set
 
@@ -377,6 +386,7 @@ CONFIG_BLK_DEV_AMD74XX=y
 # CONFIG_BLK_DEV_CS5530 is not set
 # CONFIG_BLK_DEV_HPT34X is not set
 # CONFIG_BLK_DEV_HPT366 is not set
+# CONFIG_BLK_DEV_JMICRON is not set
 # CONFIG_BLK_DEV_SC1200 is not set
 # CONFIG_BLK_DEV_PIIX is not set
 # CONFIG_BLK_DEV_IT821X is not set
@@ -399,6 +409,12 @@ CONFIG_IDEDMA_AUTO=y
 #
 # CONFIG_RAID_ATTRS is not set
 # CONFIG_SCSI is not set
+# CONFIG_SCSI_NETLINK is not set
+
+#
+# Serial ATA (prod) and Parallel ATA (experimental) drivers
+#
+# CONFIG_ATA is not set
 
 #
 # Multi-device support (RAID and LVM)
@@ -498,7 +514,7 @@ CONFIG_E1000=y
 # CONFIG_VIA_VELOCITY is not set
 CONFIG_TIGON3=y
 # CONFIG_BNX2 is not set
-# CONFIG_MV643XX_ETH is not set
+# CONFIG_QLA3XXX is not set
 
 #
 # Ethernet (10000 Mbit)
@@ -545,6 +561,7 @@ CONFIG_TIGON3=y
 # Input device support
 #
 CONFIG_INPUT=y
+# CONFIG_INPUT_FF_MEMLESS is not set
 
 #
 # Userland interfaces
@@ -704,6 +721,7 @@ CONFIG_I2C_AMD8111=y
 #
 # Misc devices
 #
+# CONFIG_TIFM_CORE is not set
 
 #
 # Multimedia devices
@@ -779,7 +797,6 @@ CONFIG_USB_UHCI_HCD=y
 #
 # may also be needed; see USB_STORAGE Help for more information
 #
-# CONFIG_USB_STORAGE is not set
 # CONFIG_USB_LIBUSUAL is not set
 
 #
@@ -802,6 +819,7 @@ CONFIG_USB_HIDINPUT=y
 # CONFIG_USB_ATI_REMOTE2 is not set
 # CONFIG_USB_KEYSPAN_REMOTE is not set
 # CONFIG_USB_APPLETOUCH is not set
+# CONFIG_USB_TRANCEVIBRATOR is not set
 
 #
 # USB Imaging devices
@@ -828,6 +846,7 @@ CONFIG_USB_MON=y
 CONFIG_USB_SERIAL=y
 # CONFIG_USB_SERIAL_CONSOLE is not set
 CONFIG_USB_SERIAL_GENERIC=y
+# CONFIG_USB_SERIAL_AIRCABLE is not set
 # CONFIG_USB_SERIAL_AIRPRIME is not set
 # CONFIG_USB_SERIAL_ARK3116 is not set
 # CONFIG_USB_SERIAL_BELKIN is not set
@@ -862,6 +881,7 @@ CONFIG_USB_SERIAL_KEYSPAN_USA49WLC=y
 # CONFIG_USB_SERIAL_KLSI is not set
 # CONFIG_USB_SERIAL_KOBIL_SCT is not set
 # CONFIG_USB_SERIAL_MCT_U232 is not set
+# CONFIG_USB_SERIAL_MOS7840 is not set
 # CONFIG_USB_SERIAL_NAVMAN is not set
 # CONFIG_USB_SERIAL_PL2303 is not set
 # CONFIG_USB_SERIAL_HP4X is not set
@@ -879,6 +899,7 @@ CONFIG_USB_EZUSB=y
 #
 # CONFIG_USB_EMI62 is not set
 # CONFIG_USB_EMI26 is not set
+# CONFIG_USB_ADUTUX is not set
 # CONFIG_USB_AUERSWALD is not set
 # CONFIG_USB_RIO500 is not set
 # CONFIG_USB_LEGOTOWER is not set
@@ -886,9 +907,9 @@ CONFIG_USB_EZUSB=y
 # CONFIG_USB_LED is not set
 # CONFIG_USB_CYPRESS_CY7C63 is not set
 # CONFIG_USB_CYTHERM is not set
-# CONFIG_USB_PHIDGETKIT is not set
-# CONFIG_USB_PHIDGETSERVO is not set
+# CONFIG_USB_PHIDGET is not set
 # CONFIG_USB_IDMOUSE is not set
+# CONFIG_USB_FTDI_ELAN is not set
 # CONFIG_USB_APPLEDISPLAY is not set
 # CONFIG_USB_SISUSBVGA is not set
 # CONFIG_USB_LD is not set
@@ -995,8 +1016,10 @@ CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1"
 #
 CONFIG_PROC_FS=y
 CONFIG_PROC_KCORE=y
+CONFIG_PROC_SYSCTL=y
 CONFIG_SYSFS=y
 CONFIG_TMPFS=y
+# CONFIG_TMPFS_POSIX_ACL is not set
 CONFIG_HUGETLBFS=y
 CONFIG_HUGETLB_PAGE=y
 CONFIG_RAMFS=y
@@ -1129,6 +1152,7 @@ CONFIG_PLIST=y
 # Kernel hacking
 #
 # CONFIG_PRINTK_TIME is not set
+CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_MAGIC_SYSRQ=y
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_KERNEL=y
@@ -1148,6 +1172,7 @@ CONFIG_DEBUG_SPINLOCK_SLEEP=y
 # CONFIG_DEBUG_INFO is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_DEBUG_VM is not set
+# CONFIG_DEBUG_LIST is not set
 # CONFIG_FORCED_INLINING is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 CONFIG_DEBUG_STACKOVERFLOW=y
@@ -1169,6 +1194,9 @@ CONFIG_BOOTX_TEXT=y
 # Cryptographic options
 #
 CONFIG_CRYPTO=y
+CONFIG_CRYPTO_ALGAPI=y
+CONFIG_CRYPTO_BLKCIPHER=m
+CONFIG_CRYPTO_MANAGER=m
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_NULL is not set
 # CONFIG_CRYPTO_MD4 is not set
@@ -1178,6 +1206,8 @@ CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_SHA512 is not set
 # CONFIG_CRYPTO_WP512 is not set
 # CONFIG_CRYPTO_TGR192 is not set
+CONFIG_CRYPTO_ECB=m
+CONFIG_CRYPTO_CBC=m
 CONFIG_CRYPTO_DES=y
 # CONFIG_CRYPTO_BLOWFISH is not set
 # CONFIG_CRYPTO_TWOFISH is not set
diff --git a/arch/powerpc/configs/pseries_defconfig b/arch/powerpc/configs/pseries_defconfig
index 44175fb7adec..9828663652e9 100644
--- a/arch/powerpc/configs/pseries_defconfig
+++ b/arch/powerpc/configs/pseries_defconfig
@@ -506,7 +506,7 @@ CONFIG_SCSI_SAS_ATTRS=m
 # CONFIG_MEGARAID_NEWGEN is not set
 # CONFIG_MEGARAID_LEGACY is not set
 # CONFIG_MEGARAID_SAS is not set
-# CONFIG_ATA is not set
+CONFIG_ATA=y
 # CONFIG_SCSI_HPTIOP is not set
 # CONFIG_SCSI_BUSLOGIC is not set
 # CONFIG_SCSI_DMX3191D is not set
diff --git a/arch/powerpc/kernel/ibmebus.c b/arch/powerpc/kernel/ibmebus.c
index 124dbcba94a8..39db7a3affe1 100644
--- a/arch/powerpc/kernel/ibmebus.c
+++ b/arch/powerpc/kernel/ibmebus.c
@@ -319,7 +319,7 @@ EXPORT_SYMBOL(ibmebus_unregister_driver);
 
 int ibmebus_request_irq(struct ibmebus_dev *dev,
 			u32 ist, 
-			irqreturn_t (*handler)(int, void*, struct pt_regs *),
+			irq_handler_t handler,
 			unsigned long irq_flags, const char * devname,
 			void *dev_id)
 {
diff --git a/arch/powerpc/kernel/iommu.c b/arch/powerpc/kernel/iommu.c
index ba0694071728..f88a2a675d90 100644
--- a/arch/powerpc/kernel/iommu.c
+++ b/arch/powerpc/kernel/iommu.c
@@ -75,7 +75,7 @@ static unsigned long iommu_range_alloc(struct iommu_table *tbl,
 	/* This allocator was derived from x86_64's bit string search */
 
 	/* Sanity check */
-	if (unlikely(npages) == 0) {
+	if (unlikely(npages == 0)) {
 		if (printk_ratelimit())
 			WARN_ON(1);
 		return DMA_ERROR_CODE;
diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c
index c3f58f2f9f52..5e37bf14ef2d 100644
--- a/arch/powerpc/kernel/irq.c
+++ b/arch/powerpc/kernel/irq.c
@@ -187,6 +187,7 @@ void fixup_irqs(cpumask_t map)
 
 void do_IRQ(struct pt_regs *regs)
 {
+	struct pt_regs *old_regs = set_irq_regs(regs);
 	unsigned int irq;
 #ifdef CONFIG_IRQSTACKS
 	struct thread_info *curtp, *irqtp;
@@ -216,7 +217,7 @@ void do_IRQ(struct pt_regs *regs)
 	 * The value -2 is for buggy hardware and means that this IRQ
 	 * has already been handled. -- Tom
 	 */
-	irq = ppc_md.get_irq(regs);
+	irq = ppc_md.get_irq();
 
 	if (irq != NO_IRQ && irq != NO_IRQ_IGNORE) {
 #ifdef CONFIG_IRQSTACKS
@@ -230,18 +231,19 @@ void do_IRQ(struct pt_regs *regs)
 				handler = &__do_IRQ;
 			irqtp->task = curtp->task;
 			irqtp->flags = 0;
-			call_handle_irq(irq, desc, regs, irqtp, handler);
+			call_handle_irq(irq, desc, irqtp, handler);
 			irqtp->task = NULL;
 			if (irqtp->flags)
 				set_bits(irqtp->flags, &curtp->flags);
 		} else
 #endif
-			generic_handle_irq(irq, regs);
+			generic_handle_irq(irq);
 	} else if (irq != NO_IRQ_IGNORE)
 		/* That's not SMP safe ... but who cares ? */
 		ppc_spurious_interrupts++;
 
         irq_exit();
+	set_irq_regs(old_regs);
 
 #ifdef CONFIG_PPC_ISERIES
 	if (get_lppaca()->int_dword.fields.decr_int) {
@@ -570,8 +572,8 @@ unsigned int irq_create_mapping(struct irq_host *host,
 }
 EXPORT_SYMBOL_GPL(irq_create_mapping);
 
-extern unsigned int irq_create_of_mapping(struct device_node *controller,
-					  u32 *intspec, unsigned int intsize)
+unsigned int irq_create_of_mapping(struct device_node *controller,
+				   u32 *intspec, unsigned int intsize)
 {
 	struct irq_host *host;
 	irq_hw_number_t hwirq;
diff --git a/arch/powerpc/kernel/misc_64.S b/arch/powerpc/kernel/misc_64.S
index 41521b30c3cd..c70e20708a1f 100644
--- a/arch/powerpc/kernel/misc_64.S
+++ b/arch/powerpc/kernel/misc_64.S
@@ -52,12 +52,12 @@ _GLOBAL(call_do_softirq)
 	blr
 
 _GLOBAL(call_handle_irq)
-	ld	r8,0(r7)
+	ld	r8,0(r6)
 	mflr	r0
 	std	r0,16(r1)
 	mtctr	r8
-	stdu	r1,THREAD_SIZE-112(r6)
-	mr	r1,r6
+	stdu	r1,THREAD_SIZE-112(r5)
+	mr	r1,r5
 	bctrl
 	ld	r1,0(r1)
 	ld	r0,16(r1)
diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c
index eb913f80bfb1..865b9648d0d5 100644
--- a/arch/powerpc/kernel/prom.c
+++ b/arch/powerpc/kernel/prom.c
@@ -724,7 +724,7 @@ static int __init early_init_dt_scan_chosen(unsigned long node,
 		strlcpy(cmd_line, p, min((int)l, COMMAND_LINE_SIZE));
 
 #ifdef CONFIG_CMDLINE
-	if (l == 0 || (l == 1 && (*p) == 0))
+	if (p == NULL || l == 0 || (l == 1 && (*p) == 0))
 		strlcpy(cmd_line, CONFIG_CMDLINE, COMMAND_LINE_SIZE);
 #endif /* CONFIG_CMDLINE */
 
diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c
index 6a9bc9ce54e0..35c6309bdb76 100644
--- a/arch/powerpc/kernel/smp.c
+++ b/arch/powerpc/kernel/smp.c
@@ -115,7 +115,7 @@ void __devinit smp_generic_kick_cpu(int nr)
 }
 #endif
 
-void smp_message_recv(int msg, struct pt_regs *regs)
+void smp_message_recv(int msg)
 {
 	switch(msg) {
 	case PPC_MSG_CALL_FUNCTION:
@@ -127,11 +127,11 @@ void smp_message_recv(int msg, struct pt_regs *regs)
 		break;
 	case PPC_MSG_DEBUGGER_BREAK:
 		if (crash_ipi_function_ptr) {
-			crash_ipi_function_ptr(regs);
+			crash_ipi_function_ptr(get_irq_regs());
 			break;
 		}
 #ifdef CONFIG_DEBUGGER
-		debugger_ipi(regs);
+		debugger_ipi(get_irq_regs());
 		break;
 #endif /* CONFIG_DEBUGGER */
 		/* FALLTHROUGH */
diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c
index 85b9244a098c..5b59bc18dfe7 100644
--- a/arch/powerpc/kernel/time.c
+++ b/arch/powerpc/kernel/time.c
@@ -51,6 +51,7 @@
 #include <linux/rtc.h>
 #include <linux/jiffies.h>
 #include <linux/posix-timers.h>
+#include <linux/irq.h>
 
 #include <asm/io.h>
 #include <asm/processor.h>
@@ -643,6 +644,7 @@ static void iSeries_tb_recal(void)
  */
 void timer_interrupt(struct pt_regs * regs)
 {
+	struct pt_regs *old_regs;
 	int next_dec;
 	int cpu = smp_processor_id();
 	unsigned long ticks;
@@ -653,9 +655,10 @@ void timer_interrupt(struct pt_regs * regs)
 		do_IRQ(regs);
 #endif
 
+	old_regs = set_irq_regs(regs);
 	irq_enter();
 
-	profile_tick(CPU_PROFILING, regs);
+	profile_tick(CPU_PROFILING);
 	calculate_steal_time();
 
 #ifdef CONFIG_PPC_ISERIES
@@ -703,7 +706,7 @@ void timer_interrupt(struct pt_regs * regs)
 
 #ifdef CONFIG_PPC_ISERIES
 	if (hvlpevent_is_pending())
-		process_hvlpevents(regs);
+		process_hvlpevents();
 #endif
 
 #ifdef CONFIG_PPC64
@@ -715,6 +718,7 @@ void timer_interrupt(struct pt_regs * regs)
 #endif
 
 	irq_exit();
+	set_irq_regs(old_regs);
 }
 
 void wakeup_decrementer(void)
diff --git a/arch/powerpc/platforms/82xx/mpc82xx.c b/arch/powerpc/platforms/82xx/mpc82xx.c
index 89d702de4863..0f5b30dc60da 100644
--- a/arch/powerpc/platforms/82xx/mpc82xx.c
+++ b/arch/powerpc/platforms/82xx/mpc82xx.c
@@ -11,7 +11,6 @@
  * option) any later version.
  */
 
-#include <linux/config.h>
 #include <linux/stddef.h>
 #include <linux/kernel.h>
 #include <linux/init.h>
diff --git a/arch/powerpc/platforms/82xx/mpc82xx_ads.c b/arch/powerpc/platforms/82xx/mpc82xx_ads.c
index 4276f087f26e..bb9acbb98176 100644
--- a/arch/powerpc/platforms/82xx/mpc82xx_ads.c
+++ b/arch/powerpc/platforms/82xx/mpc82xx_ads.c
@@ -12,8 +12,6 @@
  * option) any later version.
  */
 
-
-#include <linux/config.h>
 #include <linux/stddef.h>
 #include <linux/kernel.h>
 #include <linux/init.h>
@@ -384,8 +382,7 @@ struct hw_interrupt_type m82xx_pci_ic = {
 };
 
 static void
-m82xx_pci_irq_demux(unsigned int irq, struct irq_desc *desc,
-		    struct pt_regs *regs)
+m82xx_pci_irq_demux(unsigned int irq, struct irq_desc *desc)
 {
 	unsigned long stat, mask, pend;
 	int bit;
@@ -398,7 +395,7 @@ m82xx_pci_irq_demux(unsigned int irq, struct irq_desc *desc,
 			break;
 		for (bit = 0; pend != 0; ++bit, pend <<= 1) {
 			if (pend & 0x80000000)
-				__do_IRQ(pci_int_base + bit, regs);
+				__do_IRQ(pci_int_base + bit);
 		}
 	}
 }
diff --git a/arch/powerpc/platforms/82xx/pq2ads.h b/arch/powerpc/platforms/82xx/pq2ads.h
index a7348213508f..fb2f92bcd770 100644
--- a/arch/powerpc/platforms/82xx/pq2ads.h
+++ b/arch/powerpc/platforms/82xx/pq2ads.h
@@ -22,8 +22,6 @@
 #ifndef __MACH_ADS8260_DEFS
 #define __MACH_ADS8260_DEFS
 
-#include <linux/config.h>
-
 #include <asm/ppcboot.h>
 
 /* For our show_cpuinfo hooks. */
diff --git a/arch/powerpc/platforms/85xx/mpc85xx_ads.c b/arch/powerpc/platforms/85xx/mpc85xx_ads.c
index 28070e7ae507..d3e669d69c73 100644
--- a/arch/powerpc/platforms/85xx/mpc85xx_ads.c
+++ b/arch/powerpc/platforms/85xx/mpc85xx_ads.c
@@ -66,13 +66,12 @@ mpc85xx_pcibios_fixup(void)
 
 #ifdef CONFIG_CPM2
 
-static void cpm2_cascade(unsigned int irq, struct irq_desc *desc,
-			 struct pt_regs *regs)
+static void cpm2_cascade(unsigned int irq, struct irq_desc *desc)
 {
 	int cascade_irq;
 
-	while ((cascade_irq = cpm2_get_irq(regs)) >= 0) {
-		generic_handle_irq(cascade_irq, regs);
+	while ((cascade_irq = cpm2_get_irq()) >= 0) {
+		generic_handle_irq(cascade_irq);
 	}
 	desc->chip->eoi(irq);
 }
diff --git a/arch/powerpc/platforms/85xx/mpc85xx_cds.c b/arch/powerpc/platforms/85xx/mpc85xx_cds.c
index 193a5d7921b5..953cd5dd3f54 100644
--- a/arch/powerpc/platforms/85xx/mpc85xx_cds.c
+++ b/arch/powerpc/platforms/85xx/mpc85xx_cds.c
@@ -132,13 +132,12 @@ mpc85xx_cds_pcibios_fixup(void)
 
 #ifdef CONFIG_PPC_I8259
 #warning The i8259 PIC support is currently broken
-static void mpc85xx_8259_cascade(unsigned int irq, struct
-		irq_desc *desc, struct pt_regs *regs)
+static void mpc85xx_8259_cascade(unsigned int irq, struct irq_desc *desc)
 {
-	unsigned int cascade_irq = i8259_irq(regs);
+	unsigned int cascade_irq = i8259_irq();
 
 	if (cascade_irq != NO_IRQ)
-		generic_handle_irq(cascade_irq, regs);
+		generic_handle_irq(cascade_irq);
 
 	desc->chip->eoi(irq);
 }
@@ -150,8 +149,10 @@ void __init mpc85xx_cds_pic_init(void)
 	struct mpic *mpic;
 	struct resource r;
 	struct device_node *np = NULL;
+#ifdef CONFIG_PPC_I8259
 	struct device_node *cascade_node = NULL;
 	int cascade_irq;
+#endif
 
 	np = of_find_node_by_type(np, "open-pic");
 
diff --git a/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c b/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c
index b637e8157f7b..1a1c226ad4d9 100644
--- a/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c
+++ b/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c
@@ -53,12 +53,11 @@ unsigned long pci_dram_offset = 0;
 
 
 #ifdef CONFIG_PCI
-static void mpc86xx_8259_cascade(unsigned int irq, struct irq_desc *desc,
-				 struct pt_regs *regs)
+static void mpc86xx_8259_cascade(unsigned int irq, struct irq_desc *desc)
 {
-	unsigned int cascade_irq = i8259_irq(regs);
+	unsigned int cascade_irq = i8259_irq();
 	if (cascade_irq != NO_IRQ)
-		generic_handle_irq(cascade_irq, regs);
+		generic_handle_irq(cascade_irq);
 	desc->chip->eoi(irq);
 }
 #endif	/* CONFIG_PCI */
diff --git a/arch/powerpc/platforms/cell/interrupt.c b/arch/powerpc/platforms/cell/interrupt.c
index 8533f13a5ed1..a914c12b4060 100644
--- a/arch/powerpc/platforms/cell/interrupt.c
+++ b/arch/powerpc/platforms/cell/interrupt.c
@@ -98,8 +98,7 @@ static void iic_ioexc_eoi(unsigned int irq)
 {
 }
 
-static void iic_ioexc_cascade(unsigned int irq, struct irq_desc *desc,
-			    struct pt_regs *regs)
+static void iic_ioexc_cascade(unsigned int irq, struct irq_desc *desc)
 {
 	struct cbe_iic_regs __iomem *node_iic = (void __iomem *)desc->handler_data;
 	unsigned int base = (irq & 0xffffff00) | IIC_IRQ_TYPE_IOEXC;
@@ -121,7 +120,7 @@ static void iic_ioexc_cascade(unsigned int irq, struct irq_desc *desc,
 					irq_linear_revmap(iic_host,
 							  base | cascade);
 				if (cirq != NO_IRQ)
-					generic_handle_irq(cirq, regs);
+					generic_handle_irq(cirq);
 			}
 		/* post-ack level interrupts */
 		ack = bits & ~IIC_ISR_EDGE_MASK;
@@ -140,7 +139,7 @@ static struct irq_chip iic_ioexc_chip = {
 };
 
 /* Get an IRQ number from the pending state register of the IIC */
-static unsigned int iic_get_irq(struct pt_regs *regs)
+static unsigned int iic_get_irq(void)
 {
 	struct cbe_iic_pending_bits pending;
 	struct iic *iic;
@@ -190,11 +189,11 @@ struct irq_host *iic_get_irq_host(int node)
 EXPORT_SYMBOL_GPL(iic_get_irq_host);
 
 
-static irqreturn_t iic_ipi_action(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t iic_ipi_action(int irq, void *dev_id)
 {
 	int ipi = (int)(long)dev_id;
 
-	smp_message_recv(ipi, regs);
+	smp_message_recv(ipi);
 
 	return IRQ_HANDLED;
 }
diff --git a/arch/powerpc/platforms/cell/spider-pic.c b/arch/powerpc/platforms/cell/spider-pic.c
index b0e95d594c51..21a9ebd4978e 100644
--- a/arch/powerpc/platforms/cell/spider-pic.c
+++ b/arch/powerpc/platforms/cell/spider-pic.c
@@ -213,8 +213,7 @@ static struct irq_host_ops spider_host_ops = {
 	.xlate = spider_host_xlate,
 };
 
-static void spider_irq_cascade(unsigned int irq, struct irq_desc *desc,
-			       struct pt_regs *regs)
+static void spider_irq_cascade(unsigned int irq, struct irq_desc *desc)
 {
 	struct spider_pic *pic = desc->handler_data;
 	unsigned int cs, virq;
@@ -225,7 +224,7 @@ static void spider_irq_cascade(unsigned int irq, struct irq_desc *desc,
 	else
 		virq = irq_linear_revmap(pic->host, cs);
 	if (virq != NO_IRQ)
-		generic_handle_irq(virq, regs);
+		generic_handle_irq(virq);
 	desc->chip->eoi(irq);
 }
 
diff --git a/arch/powerpc/platforms/cell/spu_base.c b/arch/powerpc/platforms/cell/spu_base.c
index ac5f12662dbb..ccfd0c4db874 100644
--- a/arch/powerpc/platforms/cell/spu_base.c
+++ b/arch/powerpc/platforms/cell/spu_base.c
@@ -147,7 +147,7 @@ static int __spu_trap_data_map(struct spu *spu, unsigned long ea, u64 dsisr)
 }
 
 static irqreturn_t
-spu_irq_class_0(int irq, void *data, struct pt_regs *regs)
+spu_irq_class_0(int irq, void *data)
 {
 	struct spu *spu;
 
@@ -186,7 +186,7 @@ spu_irq_class_0_bottom(struct spu *spu)
 EXPORT_SYMBOL_GPL(spu_irq_class_0_bottom);
 
 static irqreturn_t
-spu_irq_class_1(int irq, void *data, struct pt_regs *regs)
+spu_irq_class_1(int irq, void *data)
 {
 	struct spu *spu;
 	unsigned long stat, mask, dar, dsisr;
@@ -224,7 +224,7 @@ spu_irq_class_1(int irq, void *data, struct pt_regs *regs)
 EXPORT_SYMBOL_GPL(spu_irq_class_1_bottom);
 
 static irqreturn_t
-spu_irq_class_2(int irq, void *data, struct pt_regs *regs)
+spu_irq_class_2(int irq, void *data)
 {
 	struct spu *spu;
 	unsigned long stat;
diff --git a/arch/powerpc/platforms/chrp/setup.c b/arch/powerpc/platforms/chrp/setup.c
index 488dbd9b51ae..cae3d13229b9 100644
--- a/arch/powerpc/platforms/chrp/setup.c
+++ b/arch/powerpc/platforms/chrp/setup.c
@@ -70,7 +70,7 @@ unsigned long event_scan_interval;
  * has to include <linux/interrupt.h> (to get irqreturn_t), which
  * causes all sorts of problems.  -- paulus
  */
-extern irqreturn_t xmon_irq(int, void *, struct pt_regs *);
+extern irqreturn_t xmon_irq(int, void *);
 
 extern unsigned long loops_per_jiffy;
 
@@ -335,12 +335,11 @@ chrp_event_scan(unsigned long unused)
 		  jiffies + event_scan_interval);
 }
 
-static void chrp_8259_cascade(unsigned int irq, struct irq_desc *desc,
-			      struct pt_regs *regs)
+static void chrp_8259_cascade(unsigned int irq, struct irq_desc *desc)
 {
-	unsigned int cascade_irq = i8259_irq(regs);
+	unsigned int cascade_irq = i8259_irq();
 	if (cascade_irq != NO_IRQ)
-		generic_handle_irq(cascade_irq, regs);
+		generic_handle_irq(cascade_irq);
 	desc->chip->eoi(irq);
 }
 
diff --git a/arch/powerpc/platforms/embedded6xx/mpc7448_hpc2.c b/arch/powerpc/platforms/embedded6xx/mpc7448_hpc2.c
index cb6f084844f2..bdb475c65cba 100644
--- a/arch/powerpc/platforms/embedded6xx/mpc7448_hpc2.c
+++ b/arch/powerpc/platforms/embedded6xx/mpc7448_hpc2.c
@@ -61,8 +61,7 @@ pci_dram_offset = MPC7448_HPC2_PCI_MEM_OFFSET;
 extern int tsi108_setup_pci(struct device_node *dev);
 extern void _nmask_and_or_msr(unsigned long nmask, unsigned long or_val);
 extern void tsi108_pci_int_init(void);
-extern void tsi108_irq_cascade(unsigned int irq, struct irq_desc *desc,
-			    struct pt_regs *regs);
+extern void tsi108_irq_cascade(unsigned int irq, struct irq_desc *desc);
 
 int mpc7448_hpc2_exclude_device(u_char bus, u_char devfn)
 {
@@ -200,7 +199,7 @@ static void __init mpc7448_hpc2_init_IRQ(void)
 	tsi_pic = of_find_node_by_type(NULL, "open-pic");
 	if (tsi_pic) {
 		unsigned int size;
-		void *prop = get_property(tsi_pic, "reg", &size);
+		const void *prop = get_property(tsi_pic, "reg", &size);
 		mpic_paddr = of_translate_address(tsi_pic, prop);
 	}
 
diff --git a/arch/powerpc/platforms/iseries/irq.c b/arch/powerpc/platforms/iseries/irq.c
index e32446877e78..5225abfafd9b 100644
--- a/arch/powerpc/platforms/iseries/irq.c
+++ b/arch/powerpc/platforms/iseries/irq.c
@@ -43,10 +43,7 @@
 #include "irq.h"
 #include "pci.h"
 #include "call_pci.h"
-
-#if defined(CONFIG_SMP)
-extern void iSeries_smp_message_recv(struct pt_regs *);
-#endif
+#include "smp.h"
 
 #ifdef CONFIG_PCI
 
@@ -88,7 +85,7 @@ static DEFINE_SPINLOCK(pending_irqs_lock);
 static int num_pending_irqs;
 static int pending_irqs[NR_IRQS];
 
-static void int_received(struct pci_event *event, struct pt_regs *regs)
+static void int_received(struct pci_event *event)
 {
 	int irq;
 
@@ -146,11 +143,11 @@ static void int_received(struct pci_event *event, struct pt_regs *regs)
 	}
 }
 
-static void pci_event_handler(struct HvLpEvent *event, struct pt_regs *regs)
+static void pci_event_handler(struct HvLpEvent *event)
 {
 	if (event && (event->xType == HvLpEvent_Type_PciIo)) {
 		if (hvlpevent_is_int(event))
-			int_received((struct pci_event *)event, regs);
+			int_received((struct pci_event *)event);
 		else
 			printk(KERN_ERR
 				"pci_event_handler: unexpected ack received\n");
@@ -308,18 +305,18 @@ int __init iSeries_allocate_IRQ(HvBusNumber bus,
 /*
  * Get the next pending IRQ.
  */
-unsigned int iSeries_get_irq(struct pt_regs *regs)
+unsigned int iSeries_get_irq(void)
 {
 	int irq = NO_IRQ_IGNORE;
 
 #ifdef CONFIG_SMP
 	if (get_lppaca()->int_dword.fields.ipi_cnt) {
 		get_lppaca()->int_dword.fields.ipi_cnt = 0;
-		iSeries_smp_message_recv(regs);
+		iSeries_smp_message_recv();
 	}
 #endif /* CONFIG_SMP */
 	if (hvlpevent_is_pending())
-		process_hvlpevents(regs);
+		process_hvlpevents();
 
 #ifdef CONFIG_PCI
 	if (num_pending_irqs) {
diff --git a/arch/powerpc/platforms/iseries/irq.h b/arch/powerpc/platforms/iseries/irq.h
index 1ee8985140e5..69f1b437fc7b 100644
--- a/arch/powerpc/platforms/iseries/irq.h
+++ b/arch/powerpc/platforms/iseries/irq.h
@@ -4,6 +4,6 @@
 extern void iSeries_init_IRQ(void);
 extern int  iSeries_allocate_IRQ(HvBusNumber, HvSubBusNumber, u32);
 extern void iSeries_activate_IRQs(void);
-extern unsigned int iSeries_get_irq(struct pt_regs *);
+extern unsigned int iSeries_get_irq(void);
 
 #endif /* _ISERIES_IRQ_H */
diff --git a/arch/powerpc/platforms/iseries/lpevents.c b/arch/powerpc/platforms/iseries/lpevents.c
index 98c1c2440aad..e3e929e1b460 100644
--- a/arch/powerpc/platforms/iseries/lpevents.c
+++ b/arch/powerpc/platforms/iseries/lpevents.c
@@ -116,7 +116,7 @@ static void hvlpevent_clear_valid(struct HvLpEvent * event)
 	hvlpevent_invalidate(event);
 }
 
-void process_hvlpevents(struct pt_regs *regs)
+void process_hvlpevents(void)
 {
 	struct HvLpEvent * event;
 
@@ -144,7 +144,7 @@ void process_hvlpevents(struct pt_regs *regs)
 				__get_cpu_var(hvlpevent_counts)[event->xType]++;
 			if (event->xType < HvLpEvent_Type_NumTypes &&
 					lpEventHandler[event->xType])
-				lpEventHandler[event->xType](event, regs);
+				lpEventHandler[event->xType](event);
 			else
 				printk(KERN_INFO "Unexpected Lp Event type=%d\n", event->xType );
 
diff --git a/arch/powerpc/platforms/iseries/mf.c b/arch/powerpc/platforms/iseries/mf.c
index 1983b640bac1..b5737d68d6c4 100644
--- a/arch/powerpc/platforms/iseries/mf.c
+++ b/arch/powerpc/platforms/iseries/mf.c
@@ -513,7 +513,7 @@ static void handle_ack(struct io_mf_lp_event *event)
  * parse it enough to know if it is an interrupt or an
  * acknowledge.
  */
-static void hv_handler(struct HvLpEvent *event, struct pt_regs *regs)
+static void hv_handler(struct HvLpEvent *event)
 {
 	if ((event != NULL) && (event->xType == HvLpEvent_Type_MachineFac)) {
 		if (hvlpevent_is_ack(event))
@@ -847,7 +847,7 @@ static int mf_get_boot_rtc(struct rtc_time *tm)
 	/* We need to poll here as we are not yet taking interrupts */
 	while (rtc_data.busy) {
 		if (hvlpevent_is_pending())
-			process_hvlpevents(NULL);
+			process_hvlpevents();
 	}
 	return rtc_set_tm(rtc_data.rc, rtc_data.ce_msg.ce_msg, tm);
 }
diff --git a/arch/powerpc/platforms/iseries/smp.c b/arch/powerpc/platforms/iseries/smp.c
index 2eb095edb472..aee5908df700 100644
--- a/arch/powerpc/platforms/iseries/smp.c
+++ b/arch/powerpc/platforms/iseries/smp.c
@@ -43,9 +43,11 @@
 #include <asm/cputable.h>
 #include <asm/system.h>
 
+#include "smp.h"
+
 static unsigned long iSeries_smp_message[NR_CPUS];
 
-void iSeries_smp_message_recv(struct pt_regs *regs)
+void iSeries_smp_message_recv(void)
 {
 	int cpu = smp_processor_id();
 	int msg;
@@ -55,7 +57,7 @@ void iSeries_smp_message_recv(struct pt_regs *regs)
 
 	for (msg = 0; msg < 4; msg++)
 		if (test_and_clear_bit(msg, &iSeries_smp_message[cpu]))
-			smp_message_recv(msg, regs);
+			smp_message_recv(msg);
 }
 
 static inline void smp_iSeries_do_message(int cpu, int msg)
diff --git a/arch/powerpc/platforms/iseries/smp.h b/arch/powerpc/platforms/iseries/smp.h
new file mode 100644
index 000000000000..d501f7de01e7
--- /dev/null
+++ b/arch/powerpc/platforms/iseries/smp.h
@@ -0,0 +1,6 @@
+#ifndef _PLATFORMS_ISERIES_SMP_H
+#define _PLATFORMS_ISERIES_SMP_H
+
+extern void iSeries_smp_message_recv(void);
+
+#endif	/* _PLATFORMS_ISERIES_SMP_H */
diff --git a/arch/powerpc/platforms/iseries/viopath.c b/arch/powerpc/platforms/iseries/viopath.c
index 9baa4ee82592..04e07e5da0c1 100644
--- a/arch/powerpc/platforms/iseries/viopath.c
+++ b/arch/powerpc/platforms/iseries/viopath.c
@@ -378,7 +378,7 @@ void vio_set_hostlp(void)
 }
 EXPORT_SYMBOL(vio_set_hostlp);
 
-static void vio_handleEvent(struct HvLpEvent *event, struct pt_regs *regs)
+static void vio_handleEvent(struct HvLpEvent *event)
 {
 	HvLpIndex remoteLp;
 	int subtype = (event->xSubtype & VIOMAJOR_SUBTYPE_MASK)
diff --git a/arch/powerpc/platforms/maple/pci.c b/arch/powerpc/platforms/maple/pci.c
index 1b827618e05f..63b4d1bff359 100644
--- a/arch/powerpc/platforms/maple/pci.c
+++ b/arch/powerpc/platforms/maple/pci.c
@@ -8,7 +8,7 @@
  * 2 of the License, or (at your option) any later version.
  */
 
-#define DEBUG
+#undef DEBUG
 
 #include <linux/kernel.h>
 #include <linux/pci.h>
@@ -16,6 +16,7 @@
 #include <linux/string.h>
 #include <linux/init.h>
 #include <linux/bootmem.h>
+#include <linux/irq.h>
 
 #include <asm/sections.h>
 #include <asm/io.h>
@@ -33,7 +34,7 @@
 #define DBG(x...)
 #endif
 
-static struct pci_controller *u3_agp, *u3_ht;
+static struct pci_controller *u3_agp, *u3_ht, *u4_pcie;
 
 static int __init fixup_one_level_bus_range(struct device_node *node, int higher)
 {
@@ -287,6 +288,114 @@ static struct pci_ops u3_ht_pci_ops =
 	u3_ht_write_config
 };
 
+static unsigned int u4_pcie_cfa0(unsigned int devfn, unsigned int off)
+{
+	return (1 << PCI_SLOT(devfn))	|
+	       (PCI_FUNC(devfn) << 8)	|
+	       ((off >> 8) << 28) 	|
+	       (off & 0xfcu);
+}
+
+static unsigned int u4_pcie_cfa1(unsigned int bus, unsigned int devfn,
+				 unsigned int off)
+{
+        return (bus << 16)		|
+	       (devfn << 8)		|
+	       ((off >> 8) << 28)	|
+	       (off & 0xfcu)		| 1u;
+}
+
+static volatile void __iomem *u4_pcie_cfg_access(struct pci_controller* hose,
+                                        u8 bus, u8 dev_fn, int offset)
+{
+        unsigned int caddr;
+
+        if (bus == hose->first_busno)
+                caddr = u4_pcie_cfa0(dev_fn, offset);
+        else
+                caddr = u4_pcie_cfa1(bus, dev_fn, offset);
+
+        /* Uninorth will return garbage if we don't read back the value ! */
+        do {
+                out_le32(hose->cfg_addr, caddr);
+        } while (in_le32(hose->cfg_addr) != caddr);
+
+        offset &= 0x03;
+        return hose->cfg_data + offset;
+}
+
+static int u4_pcie_read_config(struct pci_bus *bus, unsigned int devfn,
+                               int offset, int len, u32 *val)
+{
+        struct pci_controller *hose;
+        volatile void __iomem *addr;
+
+        hose = pci_bus_to_host(bus);
+        if (hose == NULL)
+                return PCIBIOS_DEVICE_NOT_FOUND;
+        if (offset >= 0x1000)
+                return  PCIBIOS_BAD_REGISTER_NUMBER;
+        addr = u4_pcie_cfg_access(hose, bus->number, devfn, offset);
+        if (!addr)
+                return PCIBIOS_DEVICE_NOT_FOUND;
+        /*
+         * Note: the caller has already checked that offset is
+         * suitably aligned and that len is 1, 2 or 4.
+         */
+        switch (len) {
+        case 1:
+                *val = in_8(addr);
+                break;
+        case 2:
+                *val = in_le16(addr);
+                break;
+        default:
+                *val = in_le32(addr);
+                break;
+        }
+        return PCIBIOS_SUCCESSFUL;
+}
+static int u4_pcie_write_config(struct pci_bus *bus, unsigned int devfn,
+                                int offset, int len, u32 val)
+{
+        struct pci_controller *hose;
+        volatile void __iomem *addr;
+
+        hose = pci_bus_to_host(bus);
+        if (hose == NULL)
+                return PCIBIOS_DEVICE_NOT_FOUND;
+        if (offset >= 0x1000)
+                return  PCIBIOS_BAD_REGISTER_NUMBER;
+        addr = u4_pcie_cfg_access(hose, bus->number, devfn, offset);
+        if (!addr)
+                return PCIBIOS_DEVICE_NOT_FOUND;
+        /*
+         * Note: the caller has already checked that offset is
+         * suitably aligned and that len is 1, 2 or 4.
+         */
+        switch (len) {
+        case 1:
+                out_8(addr, val);
+                (void) in_8(addr);
+                break;
+        case 2:
+                out_le16(addr, val);
+                (void) in_le16(addr);
+                break;
+        default:
+                out_le32(addr, val);
+                (void) in_le32(addr);
+                break;
+        }
+        return PCIBIOS_SUCCESSFUL;
+}
+
+static struct pci_ops u4_pcie_pci_ops =
+{
+        u4_pcie_read_config,
+        u4_pcie_write_config
+};
+
 static void __init setup_u3_agp(struct pci_controller* hose)
 {
 	/* On G5, we move AGP up to high bus number so we don't need
@@ -307,6 +416,26 @@ static void __init setup_u3_agp(struct pci_controller* hose)
 	u3_agp = hose;
 }
 
+static void __init setup_u4_pcie(struct pci_controller* hose)
+{
+        /* We currently only implement the "non-atomic" config space, to
+         * be optimised later.
+         */
+        hose->ops = &u4_pcie_pci_ops;
+        hose->cfg_addr = ioremap(0xf0000000 + 0x800000, 0x1000);
+        hose->cfg_data = ioremap(0xf0000000 + 0xc00000, 0x1000);
+
+        /* The bus contains a bridge from root -> device, we need to
+         * make it visible on bus 0 so that we pick the right type
+         * of config cycles. If we didn't, we would have to force all
+         * config cycles to be type 1. So we override the "bus-range"
+         * property here
+         */
+        hose->first_busno = 0x00;
+        hose->last_busno = 0xff;
+        u4_pcie = hose;
+}
+
 static void __init setup_u3_ht(struct pci_controller* hose)
 {
 	hose->ops = &u3_ht_pci_ops;
@@ -354,6 +483,10 @@ static int __init add_bridge(struct device_node *dev)
 		setup_u3_ht(hose);
 		disp_name = "U3-HT";
 		primary = 1;
+        } else if (device_is_compatible(dev, "u4-pcie")) {
+                setup_u4_pcie(hose);
+                disp_name = "U4-PCIE";
+                primary = 0;
 	}
 	printk(KERN_INFO "Found %s PCI host bridge. Firmware bus number: %d->%d\n",
 		disp_name, hose->first_busno, hose->last_busno);
@@ -361,7 +494,6 @@ static int __init add_bridge(struct device_node *dev)
 	/* Interpret the "ranges" property */
 	/* This also maps the I/O region and sets isa_io/mem_base */
 	pci_process_bridge_OF_ranges(hose, dev, primary);
-	pci_setup_phb_io(hose, primary);
 
 	/* Fixup "bus-range" OF property */
 	fixup_bus_range(dev);
@@ -376,8 +508,30 @@ void __init maple_pcibios_fixup(void)
 
 	DBG(" -> maple_pcibios_fixup\n");
 
-	for_each_pci_dev(dev)
+	for_each_pci_dev(dev) {
+		/* Fixup IRQ for PCIe host */
+		if (u4_pcie != NULL && dev->bus->number == 0 &&
+		    pci_bus_to_host(dev->bus) == u4_pcie) {
+			printk(KERN_DEBUG "Fixup U4 PCIe IRQ\n");
+			dev->irq = irq_create_mapping(NULL, 1);
+			if (dev->irq != NO_IRQ)
+				set_irq_type(dev->irq, IRQ_TYPE_LEVEL_LOW);
+			continue;
+		}
+
+		/* Hide AMD8111 IDE interrupt when in legacy mode so
+		 * the driver calls pci_get_legacy_ide_irq()
+		 */
+		if (dev->vendor == PCI_VENDOR_ID_AMD &&
+		    dev->device == PCI_DEVICE_ID_AMD_8111_IDE &&
+		    (dev->class & 5) != 5) {
+			dev->irq = NO_IRQ;
+			continue;
+		}
+
+		/* For all others, map the interrupt from the device-tree */
 		pci_read_irq_line(dev);
+	}
 
 	DBG(" <- maple_pcibios_fixup\n");
 }
@@ -388,8 +542,10 @@ static void __init maple_fixup_phb_resources(void)
 	
 	list_for_each_entry_safe(hose, tmp, &hose_list, list_node) {
 		unsigned long offset = (unsigned long)hose->io_base_virt - pci_io_base;
+
 		hose->io_resource.start += offset;
 		hose->io_resource.end += offset;
+
 		printk(KERN_INFO "PCI Host %d, io start: %llx; io end: %llx\n",
 		       hose->global_number,
 		       (unsigned long long)hose->io_resource.start,
@@ -431,6 +587,19 @@ void __init maple_pci_init(void)
 	if (ht && add_bridge(ht) != 0)
 		of_node_put(ht);
 
+        /*
+         * We need to call pci_setup_phb_io for the HT bridge first
+         * so it gets the I/O port numbers starting at 0, and we
+         * need to call it for the AGP bridge after that so it gets
+         * small positive I/O port numbers.
+         */
+        if (u3_ht)
+                pci_setup_phb_io(u3_ht, 1);
+        if (u3_agp)
+                pci_setup_phb_io(u3_agp, 0);
+        if (u4_pcie)
+                pci_setup_phb_io(u4_pcie, 0);
+
 	/* Fixup the IO resources on our host bridges as the common code
 	 * does it only for childs of the host bridges
 	 */
@@ -465,8 +634,11 @@ int maple_pci_get_legacy_ide_irq(struct pci_dev *pdev, int channel)
 		return defirq;
 
 	np = pci_device_to_OF_node(pdev);
-	if (np == NULL)
+	if (np == NULL) {
+		printk("Failed to locate OF node for IDE %s\n",
+		       pci_name(pdev));
 		return defirq;
+	}
 	irq = irq_of_parse_and_map(np, channel & 0x1);
 	if (irq == NO_IRQ) {
 		printk("Failed to map onboard IDE interrupt for channel %d\n",
@@ -479,6 +651,9 @@ int maple_pci_get_legacy_ide_irq(struct pci_dev *pdev, int channel)
 /* XXX: To remove once all firmwares are ok */
 static void fixup_maple_ide(struct pci_dev* dev)
 {
+	if (!machine_is(maple))
+		return;
+
 #if 0 /* Enable this to enable IDE port 0 */
 	{
 		u8 v;
@@ -495,7 +670,7 @@ static void fixup_maple_ide(struct pci_dev* dev)
 	dev->resource[4].start = 0xcc00;
 	dev->resource[4].end = 0xcc10;
 #endif
-#if 1 /* Enable this to fixup IDE sense/polarity of irqs in IO-APICs */
+#if 0 /* Enable this to fixup IDE sense/polarity of irqs in IO-APICs */
 	{
 		struct pci_dev *apicdev;
 		u32 v;
diff --git a/arch/powerpc/platforms/pasemi/pci.c b/arch/powerpc/platforms/pasemi/pci.c
index 4679c5230413..39020c1fa13d 100644
--- a/arch/powerpc/platforms/pasemi/pci.c
+++ b/arch/powerpc/platforms/pasemi/pci.c
@@ -35,17 +35,17 @@
 
 #define CONFIG_OFFSET_VALID(off) ((off) < 4096)
 
-static unsigned long pa_pxp_cfg_addr(struct pci_controller *hose,
+static void volatile __iomem *pa_pxp_cfg_addr(struct pci_controller *hose,
 				       u8 bus, u8 devfn, int offset)
 {
-	return ((unsigned long)hose->cfg_data) + PA_PXP_CFA(bus, devfn, offset);
+	return hose->cfg_data + PA_PXP_CFA(bus, devfn, offset);
 }
 
 static int pa_pxp_read_config(struct pci_bus *bus, unsigned int devfn,
 			      int offset, int len, u32 *val)
 {
 	struct pci_controller *hose;
-	unsigned long addr;
+	void volatile __iomem *addr;
 
 	hose = pci_bus_to_host(bus);
 	if (!hose)
@@ -62,13 +62,13 @@ static int pa_pxp_read_config(struct pci_bus *bus, unsigned int devfn,
 	 */
 	switch (len) {
 	case 1:
-		*val = in_8((u8 *)addr);
+		*val = in_8(addr);
 		break;
 	case 2:
-		*val = in_le16((u16 *)addr);
+		*val = in_le16(addr);
 		break;
 	default:
-		*val = in_le32((u32 *)addr);
+		*val = in_le32(addr);
 		break;
 	}
 
@@ -79,7 +79,7 @@ static int pa_pxp_write_config(struct pci_bus *bus, unsigned int devfn,
 			       int offset, int len, u32 val)
 {
 	struct pci_controller *hose;
-	unsigned long addr;
+	void volatile __iomem *addr;
 
 	hose = pci_bus_to_host(bus);
 	if (!hose)
@@ -96,16 +96,16 @@ static int pa_pxp_write_config(struct pci_bus *bus, unsigned int devfn,
 	 */
 	switch (len) {
 	case 1:
-		out_8((u8 *)addr, val);
-		(void) in_8((u8 *)addr);
+		out_8(addr, val);
+		(void) in_8(addr);
 		break;
 	case 2:
-		out_le16((u16 *)addr, val);
-		(void) in_le16((u16 *)addr);
+		out_le16(addr, val);
+		(void) in_le16(addr);
 		break;
 	default:
-		out_le32((u32 *)addr, val);
-		(void) in_le32((u32 *)addr);
+		out_le32(addr, val);
+		(void) in_le32(addr);
 		break;
 	}
 	return PCIBIOS_SUCCESSFUL;
diff --git a/arch/powerpc/platforms/powermac/low_i2c.c b/arch/powerpc/platforms/powermac/low_i2c.c
index c2c7cf75dd5f..bfc4829162f1 100644
--- a/arch/powerpc/platforms/powermac/low_i2c.c
+++ b/arch/powerpc/platforms/powermac/low_i2c.c
@@ -342,7 +342,7 @@ static void kw_i2c_handle_interrupt(struct pmac_i2c_host_kw *host, u8 isr)
 }
 
 /* Interrupt handler */
-static irqreturn_t kw_i2c_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t kw_i2c_irq(int irq, void *dev_id)
 {
 	struct pmac_i2c_host_kw *host = dev_id;
 	unsigned long flags;
diff --git a/arch/powerpc/platforms/powermac/pfunc_base.c b/arch/powerpc/platforms/powermac/pfunc_base.c
index ee3b223ab17a..5c6c15c5f9a3 100644
--- a/arch/powerpc/platforms/powermac/pfunc_base.c
+++ b/arch/powerpc/platforms/powermac/pfunc_base.c
@@ -15,7 +15,7 @@
 #define DBG(fmt...)
 #endif
 
-static irqreturn_t macio_gpio_irq(int irq, void *data, struct pt_regs *regs)
+static irqreturn_t macio_gpio_irq(int irq, void *data)
 {
 	pmf_do_irq(data);
 
diff --git a/arch/powerpc/platforms/powermac/pic.c b/arch/powerpc/platforms/powermac/pic.c
index 39f7ddb554ea..39db12890214 100644
--- a/arch/powerpc/platforms/powermac/pic.c
+++ b/arch/powerpc/platforms/powermac/pic.c
@@ -42,7 +42,7 @@
  * has to include <linux/interrupt.h> (to get irqreturn_t), which
  * causes all sorts of problems.  -- paulus
  */
-extern irqreturn_t xmon_irq(int, void *, struct pt_regs *);
+extern irqreturn_t xmon_irq(int, void *);
 
 #ifdef CONFIG_PPC32
 struct pmac_irq_hw {
@@ -210,7 +210,7 @@ static struct irq_chip pmac_pic = {
 	.retrigger	= pmac_retrigger,
 };
 
-static irqreturn_t gatwick_action(int cpl, void *dev_id, struct pt_regs *regs)
+static irqreturn_t gatwick_action(int cpl, void *dev_id)
 {
 	unsigned long flags;
 	int irq, bits;
@@ -227,7 +227,7 @@ static irqreturn_t gatwick_action(int cpl, void *dev_id, struct pt_regs *regs)
 			continue;
 		irq += __ilog2(bits);
 		spin_unlock_irqrestore(&pmac_pic_lock, flags);
-		__do_IRQ(irq, regs);
+		__do_IRQ(irq);
 		spin_lock_irqsave(&pmac_pic_lock, flags);
 		rc = IRQ_HANDLED;
 	}
@@ -235,18 +235,18 @@ static irqreturn_t gatwick_action(int cpl, void *dev_id, struct pt_regs *regs)
 	return rc;
 }
 
-static unsigned int pmac_pic_get_irq(struct pt_regs *regs)
+static unsigned int pmac_pic_get_irq(void)
 {
 	int irq;
 	unsigned long bits = 0;
 	unsigned long flags;
 
 #ifdef CONFIG_SMP
-	void psurge_smp_message_recv(struct pt_regs *);
+	void psurge_smp_message_recv(void);
 
        	/* IPI's are a hack on the powersurge -- Cort */
        	if ( smp_processor_id() != 0 ) {
-		psurge_smp_message_recv(regs);
+		psurge_smp_message_recv();
 		return NO_IRQ_IGNORE;	/* ignore, already handled */
         }
 #endif /* CONFIG_SMP */
@@ -440,14 +440,13 @@ static void __init pmac_pic_probe_oldstyle(void)
 }
 #endif /* CONFIG_PPC32 */
 
-static void pmac_u3_cascade(unsigned int irq, struct irq_desc *desc,
-			    struct pt_regs *regs)
+static void pmac_u3_cascade(unsigned int irq, struct irq_desc *desc)
 {
 	struct mpic *mpic = desc->handler_data;
 
-	unsigned int cascade_irq = mpic_get_one_irq(mpic, regs);
+	unsigned int cascade_irq = mpic_get_one_irq(mpic);
 	if (cascade_irq != NO_IRQ)
-		generic_handle_irq(cascade_irq, regs);
+		generic_handle_irq(cascade_irq);
 	desc->chip->eoi(irq);
 }
 
diff --git a/arch/powerpc/platforms/powermac/pic.h b/arch/powerpc/platforms/powermac/pic.h
index 664103dfeef9..c44c89f5e532 100644
--- a/arch/powerpc/platforms/powermac/pic.h
+++ b/arch/powerpc/platforms/powermac/pic.h
@@ -5,7 +5,7 @@
 
 extern struct hw_interrupt_type pmac_pic;
 
-void pmac_pic_init(void);
-int pmac_get_irq(struct pt_regs *regs);
+extern void pmac_pic_init(void);
+extern int pmac_get_irq(void);
 
 #endif /* __PPC_PLATFORMS_PMAC_PIC_H */
diff --git a/arch/powerpc/platforms/powermac/smp.c b/arch/powerpc/platforms/powermac/smp.c
index 1949b657b092..eeb2ae5ffc58 100644
--- a/arch/powerpc/platforms/powermac/smp.c
+++ b/arch/powerpc/platforms/powermac/smp.c
@@ -160,7 +160,7 @@ static inline void psurge_clr_ipi(int cpu)
  */
 static unsigned long psurge_smp_message[NR_CPUS];
 
-void psurge_smp_message_recv(struct pt_regs *regs)
+void psurge_smp_message_recv(void)
 {
 	int cpu = smp_processor_id();
 	int msg;
@@ -174,12 +174,12 @@ void psurge_smp_message_recv(struct pt_regs *regs)
 	/* make sure there is a message there */
 	for (msg = 0; msg < 4; msg++)
 		if (test_and_clear_bit(msg, &psurge_smp_message[cpu]))
-			smp_message_recv(msg, regs);
+			smp_message_recv(msg);
 }
 
-irqreturn_t psurge_primary_intr(int irq, void *d, struct pt_regs *regs)
+irqreturn_t psurge_primary_intr(int irq, void *d)
 {
-	psurge_smp_message_recv(regs);
+	psurge_smp_message_recv();
 	return IRQ_HANDLED;
 }
 
@@ -328,6 +328,7 @@ static void __init smp_psurge_kick_cpu(int nr)
 {
 	unsigned long start = __pa(__secondary_start_pmac_0) + nr * 8;
 	unsigned long a;
+	int i;
 
 	/* may need to flush here if secondary bats aren't setup */
 	for (a = KERNELBASE; a < KERNELBASE + 0x800000; a += 32)
@@ -340,7 +341,11 @@ static void __init smp_psurge_kick_cpu(int nr)
 	mb();
 
 	psurge_set_ipi(nr);
-	udelay(10);
+	/*
+	 * We can't use udelay here because the timebase is now frozen.
+	 */
+	for (i = 0; i < 2000; ++i)
+		barrier();
 	psurge_clr_ipi(nr);
 
 	if (ppc_md.progress) ppc_md.progress("smp_psurge_kick_cpu - done", 0x354);
diff --git a/arch/powerpc/platforms/pseries/iommu.c b/arch/powerpc/platforms/pseries/iommu.c
index bbf2e34dc358..d24ba547e53f 100644
--- a/arch/powerpc/platforms/pseries/iommu.c
+++ b/arch/powerpc/platforms/pseries/iommu.c
@@ -267,7 +267,8 @@ static void iommu_table_setparms(struct pci_controller *phb,
 				 struct iommu_table *tbl)
 {
 	struct device_node *node;
-	const unsigned long *basep, *sizep;
+	const unsigned long *basep;
+	const u32 *sizep;
 
 	node = (struct device_node *)phb->arch_data;
 
diff --git a/arch/powerpc/platforms/pseries/ras.c b/arch/powerpc/platforms/pseries/ras.c
index 311ed1993fc0..b1d3d161249e 100644
--- a/arch/powerpc/platforms/pseries/ras.c
+++ b/arch/powerpc/platforms/pseries/ras.c
@@ -65,16 +65,14 @@ static int ras_check_exception_token;
 #define EPOW_SENSOR_INDEX	0
 #define RAS_VECTOR_OFFSET	0x500
 
-static irqreturn_t ras_epow_interrupt(int irq, void *dev_id,
-					struct pt_regs * regs);
-static irqreturn_t ras_error_interrupt(int irq, void *dev_id,
-					struct pt_regs * regs);
+static irqreturn_t ras_epow_interrupt(int irq, void *dev_id);
+static irqreturn_t ras_error_interrupt(int irq, void *dev_id);
 
 /* #define DEBUG */
 
 
 static void request_ras_irqs(struct device_node *np,
-			irqreturn_t (*handler)(int, void *, struct pt_regs *),
+			irq_handler_t handler,
 			const char *name)
 {
 	int i, index, count = 0;
@@ -166,8 +164,7 @@ __initcall(init_ras_IRQ);
  * to examine the type of power failure and take appropriate action where
  * the time horizon permits something useful to be done.
  */
-static irqreturn_t
-ras_epow_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t ras_epow_interrupt(int irq, void *dev_id)
 {
 	int status = 0xdeadbeef;
 	int state = 0;
@@ -210,8 +207,7 @@ ras_epow_interrupt(int irq, void *dev_id, struct pt_regs * regs)
  * For nonrecoverable errors, an error is logged and we stop all processing
  * as quickly as possible in order to prevent propagation of the failure.
  */
-static irqreturn_t
-ras_error_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t ras_error_interrupt(int irq, void *dev_id)
 {
 	struct rtas_error_log *rtas_elog;
 	int status = 0xdeadbeef;
diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c
index f82b13e531a3..89a8119f988d 100644
--- a/arch/powerpc/platforms/pseries/setup.c
+++ b/arch/powerpc/platforms/pseries/setup.c
@@ -121,12 +121,11 @@ static void __init fwnmi_init(void)
 		fwnmi_active = 1;
 }
 
-void pseries_8259_cascade(unsigned int irq, struct irq_desc *desc,
-			  struct pt_regs *regs)
+void pseries_8259_cascade(unsigned int irq, struct irq_desc *desc)
 {
-	unsigned int cascade_irq = i8259_irq(regs);
+	unsigned int cascade_irq = i8259_irq();
 	if (cascade_irq != NO_IRQ)
-		generic_handle_irq(cascade_irq, regs);
+		generic_handle_irq(cascade_irq);
 	desc->chip->eoi(irq);
 }
 
diff --git a/arch/powerpc/platforms/pseries/xics.c b/arch/powerpc/platforms/pseries/xics.c
index 253972e5479f..d071abe78ab1 100644
--- a/arch/powerpc/platforms/pseries/xics.c
+++ b/arch/powerpc/platforms/pseries/xics.c
@@ -308,14 +308,14 @@ static inline unsigned int xics_remap_irq(unsigned int vec)
 	return NO_IRQ;
 }
 
-static unsigned int xics_get_irq_direct(struct pt_regs *regs)
+static unsigned int xics_get_irq_direct(void)
 {
 	unsigned int cpu = smp_processor_id();
 
 	return xics_remap_irq(direct_xirr_info_get(cpu));
 }
 
-static unsigned int xics_get_irq_lpar(struct pt_regs *regs)
+static unsigned int xics_get_irq_lpar(void)
 {
 	unsigned int cpu = smp_processor_id();
 
@@ -324,7 +324,7 @@ static unsigned int xics_get_irq_lpar(struct pt_regs *regs)
 
 #ifdef CONFIG_SMP
 
-static irqreturn_t xics_ipi_dispatch(int cpu, struct pt_regs *regs)
+static irqreturn_t xics_ipi_dispatch(int cpu)
 {
 	WARN_ON(cpu_is_offline(cpu));
 
@@ -332,47 +332,47 @@ static irqreturn_t xics_ipi_dispatch(int cpu, struct pt_regs *regs)
 		if (test_and_clear_bit(PPC_MSG_CALL_FUNCTION,
 				       &xics_ipi_message[cpu].value)) {
 			mb();
-			smp_message_recv(PPC_MSG_CALL_FUNCTION, regs);
+			smp_message_recv(PPC_MSG_CALL_FUNCTION);
 		}
 		if (test_and_clear_bit(PPC_MSG_RESCHEDULE,
 				       &xics_ipi_message[cpu].value)) {
 			mb();
-			smp_message_recv(PPC_MSG_RESCHEDULE, regs);
+			smp_message_recv(PPC_MSG_RESCHEDULE);
 		}
 #if 0
 		if (test_and_clear_bit(PPC_MSG_MIGRATE_TASK,
 				       &xics_ipi_message[cpu].value)) {
 			mb();
-			smp_message_recv(PPC_MSG_MIGRATE_TASK, regs);
+			smp_message_recv(PPC_MSG_MIGRATE_TASK);
 		}
 #endif
 #if defined(CONFIG_DEBUGGER) || defined(CONFIG_KEXEC)
 		if (test_and_clear_bit(PPC_MSG_DEBUGGER_BREAK,
 				       &xics_ipi_message[cpu].value)) {
 			mb();
-			smp_message_recv(PPC_MSG_DEBUGGER_BREAK, regs);
+			smp_message_recv(PPC_MSG_DEBUGGER_BREAK);
 		}
 #endif
 	}
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t xics_ipi_action_direct(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t xics_ipi_action_direct(int irq, void *dev_id)
 {
 	int cpu = smp_processor_id();
 
 	direct_qirr_info(cpu, 0xff);
 
-	return xics_ipi_dispatch(cpu, regs);
+	return xics_ipi_dispatch(cpu);
 }
 
-static irqreturn_t xics_ipi_action_lpar(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t xics_ipi_action_lpar(int irq, void *dev_id)
 {
 	int cpu = smp_processor_id();
 
 	lpar_qirr_info(cpu, 0xff);
 
-	return xics_ipi_dispatch(cpu, regs);
+	return xics_ipi_dispatch(cpu);
 }
 
 void xics_cause_IPI(int cpu)
diff --git a/arch/powerpc/platforms/pseries/xics.h b/arch/powerpc/platforms/pseries/xics.h
index 6ee1055b0ffb..db0ec3ba3ae2 100644
--- a/arch/powerpc/platforms/pseries/xics.h
+++ b/arch/powerpc/platforms/pseries/xics.h
@@ -31,7 +31,6 @@ struct xics_ipi_struct {
 extern struct xics_ipi_struct xics_ipi_message[NR_CPUS] __cacheline_aligned;
 
 struct irq_desc;
-extern void pseries_8259_cascade(unsigned int irq, struct irq_desc *desc,
-				 struct pt_regs *regs);
+extern void pseries_8259_cascade(unsigned int irq, struct irq_desc *desc);
 
 #endif /* _POWERPC_KERNEL_XICS_H */
diff --git a/arch/powerpc/sysdev/cpm2_pic.c b/arch/powerpc/sysdev/cpm2_pic.c
index 28b018994746..767ee6651adc 100644
--- a/arch/powerpc/sysdev/cpm2_pic.c
+++ b/arch/powerpc/sysdev/cpm2_pic.c
@@ -147,7 +147,7 @@ static struct irq_chip cpm2_pic = {
 	.end = cpm2_end_irq,
 };
 
-unsigned int cpm2_get_irq(struct pt_regs *regs)
+unsigned int cpm2_get_irq(void)
 {
 	int irq;
 	unsigned long bits;
diff --git a/arch/powerpc/sysdev/cpm2_pic.h b/arch/powerpc/sysdev/cpm2_pic.h
index 3c513e5a688e..2840616529e4 100644
--- a/arch/powerpc/sysdev/cpm2_pic.h
+++ b/arch/powerpc/sysdev/cpm2_pic.h
@@ -3,7 +3,7 @@
 
 extern intctl_cpm2_t *cpm2_intctl;
 
-extern unsigned int cpm2_get_irq(struct pt_regs *regs);
+extern unsigned int cpm2_get_irq(void);
 
 extern void cpm2_pic_init(struct device_node*);
 
diff --git a/arch/powerpc/sysdev/fsl_soc.c b/arch/powerpc/sysdev/fsl_soc.c
index 7d759f1c26b1..dbe92ae20333 100644
--- a/arch/powerpc/sysdev/fsl_soc.c
+++ b/arch/powerpc/sysdev/fsl_soc.c
@@ -567,7 +567,7 @@ static int __init fs_enet_of_init(void)
 		struct resource r[4];
 		struct device_node *phy, *mdio;
 		struct fs_platform_info fs_enet_data;
-		const unsigned int *id, *phy_addr, phy_irq;
+		const unsigned int *id, *phy_addr, *phy_irq;
 		const void *mac_addr;
 		const phandle *ph;
 		const char *model;
@@ -641,7 +641,7 @@ static int __init fs_enet_of_init(void)
 
 		if (strstr(model, "FCC")) {
 			int fcc_index = *id - 1;
-			unsigned char* mdio_bb_prop;
+			const unsigned char *mdio_bb_prop;
 
 			fs_enet_data.dpram_offset = (u32)cpm_dpram_addr(0);
 			fs_enet_data.rx_ring = 32;
@@ -708,8 +708,9 @@ static int __init fs_enet_of_init(void)
 			ret = platform_device_add_data(fs_enet_dev, &fs_enet_data,
 						     sizeof(struct
 							    fs_platform_info));
-		if (ret)
-			goto unreg;
+			if (ret)
+				goto unreg;
+		}
 	}
 	return 0;
 
diff --git a/arch/powerpc/sysdev/i8259.c b/arch/powerpc/sysdev/i8259.c
index 26a6a3becd66..0450265d73bb 100644
--- a/arch/powerpc/sysdev/i8259.c
+++ b/arch/powerpc/sysdev/i8259.c
@@ -34,7 +34,7 @@ static struct irq_host *i8259_host;
  * which is called.  It should be noted that polling is broken on some
  * IBM and Motorola PReP boxes so we must use the int-ack feature on them.
  */
-unsigned int i8259_irq(struct pt_regs *regs)
+unsigned int i8259_irq(void)
 {
 	int irq;
 	int lock = 0;
diff --git a/arch/powerpc/sysdev/ipic.c b/arch/powerpc/sysdev/ipic.c
index 6ebdae8e6f69..bc4d4a7f9657 100644
--- a/arch/powerpc/sysdev/ipic.c
+++ b/arch/powerpc/sysdev/ipic.c
@@ -709,7 +709,7 @@ void ipic_clear_mcp_status(u32 mask)
 }
 
 /* Return an interrupt vector or NO_IRQ if no interrupt is pending. */
-unsigned int ipic_get_irq(struct pt_regs *regs)
+unsigned int ipic_get_irq(void)
 {
 	int irq;
 
diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c
index 3ee03a9a98fa..ba4833f57d47 100644
--- a/arch/powerpc/sysdev/mpic.c
+++ b/arch/powerpc/sysdev/mpic.c
@@ -489,9 +489,9 @@ static inline void mpic_eoi(struct mpic *mpic)
 }
 
 #ifdef CONFIG_SMP
-static irqreturn_t mpic_ipi_action(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t mpic_ipi_action(int irq, void *dev_id)
 {
-	smp_message_recv(mpic_irq_to_hw(irq) - MPIC_VEC_IPI_0, regs);
+	smp_message_recv(mpic_irq_to_hw(irq) - MPIC_VEC_IPI_0);
 	return IRQ_HANDLED;
 }
 #endif /* CONFIG_SMP */
@@ -1217,7 +1217,7 @@ void mpic_send_ipi(unsigned int ipi_no, unsigned int cpu_mask)
 		       mpic_physmask(cpu_mask & cpus_addr(cpu_online_map)[0]));
 }
 
-unsigned int mpic_get_one_irq(struct mpic *mpic, struct pt_regs *regs)
+unsigned int mpic_get_one_irq(struct mpic *mpic)
 {
 	u32 src;
 
@@ -1230,13 +1230,13 @@ unsigned int mpic_get_one_irq(struct mpic *mpic, struct pt_regs *regs)
 	return irq_linear_revmap(mpic->irqhost, src);
 }
 
-unsigned int mpic_get_irq(struct pt_regs *regs)
+unsigned int mpic_get_irq(void)
 {
 	struct mpic *mpic = mpic_primary;
 
 	BUG_ON(mpic == NULL);
 
-	return mpic_get_one_irq(mpic, regs);
+	return mpic_get_one_irq(mpic);
 }
 
 
diff --git a/arch/powerpc/sysdev/qe_lib/qe_ic.c b/arch/powerpc/sysdev/qe_lib/qe_ic.c
index c229d07d4957..6995f51b9488 100644
--- a/arch/powerpc/sysdev/qe_lib/qe_ic.c
+++ b/arch/powerpc/sysdev/qe_lib/qe_ic.c
@@ -300,7 +300,7 @@ static struct irq_host_ops qe_ic_host_ops = {
 };
 
 /* Return an interrupt vector or NO_IRQ if no interrupt is pending. */
-unsigned int qe_ic_get_low_irq(struct qe_ic *qe_ic, struct pt_regs *regs)
+unsigned int qe_ic_get_low_irq(struct qe_ic *qe_ic)
 {
 	int irq;
 
@@ -316,7 +316,7 @@ unsigned int qe_ic_get_low_irq(struct qe_ic *qe_ic, struct pt_regs *regs)
 }
 
 /* Return an interrupt vector or NO_IRQ if no interrupt is pending. */
-unsigned int qe_ic_get_high_irq(struct qe_ic *qe_ic, struct pt_regs *regs)
+unsigned int qe_ic_get_high_irq(struct qe_ic *qe_ic)
 {
 	int irq;
 
@@ -333,33 +333,31 @@ unsigned int qe_ic_get_high_irq(struct qe_ic *qe_ic, struct pt_regs *regs)
 
 /* FIXME: We mask all the QE Low interrupts while handling.  We should
  * let other interrupt come in, but BAD interrupts are generated */
-void fastcall qe_ic_cascade_low(unsigned int irq, struct irq_desc *desc,
-				struct pt_regs *regs)
+void fastcall qe_ic_cascade_low(unsigned int irq, struct irq_desc *desc)
 {
 	struct qe_ic *qe_ic = desc->handler_data;
 	struct irq_chip *chip = irq_desc[irq].chip;
 
-	unsigned int cascade_irq = qe_ic_get_low_irq(qe_ic, regs);
+	unsigned int cascade_irq = qe_ic_get_low_irq(qe_ic);
 
 	chip->mask_ack(irq);
 	if (cascade_irq != NO_IRQ)
-		generic_handle_irq(cascade_irq, regs);
+		generic_handle_irq(cascade_irq);
 	chip->unmask(irq);
 }
 
 /* FIXME: We mask all the QE High interrupts while handling.  We should
  * let other interrupt come in, but BAD interrupts are generated */
-void fastcall qe_ic_cascade_high(unsigned int irq, struct irq_desc *desc,
-				 struct pt_regs *regs)
+void fastcall qe_ic_cascade_high(unsigned int irq, struct irq_desc *desc)
 {
 	struct qe_ic *qe_ic = desc->handler_data;
 	struct irq_chip *chip = irq_desc[irq].chip;
 
-	unsigned int cascade_irq = qe_ic_get_high_irq(qe_ic, regs);
+	unsigned int cascade_irq = qe_ic_get_high_irq(qe_ic);
 
 	chip->mask_ack(irq);
 	if (cascade_irq != NO_IRQ)
-		generic_handle_irq(cascade_irq, regs);
+		generic_handle_irq(cascade_irq);
 	chip->unmask(irq);
 }
 
diff --git a/arch/powerpc/sysdev/qe_lib/qe_io.c b/arch/powerpc/sysdev/qe_lib/qe_io.c
index aea435970389..0afe6bfe3714 100644
--- a/arch/powerpc/sysdev/qe_lib/qe_io.c
+++ b/arch/powerpc/sysdev/qe_lib/qe_io.c
@@ -14,7 +14,6 @@
  * option) any later version.
  */
 
-#include <linux/config.h>
 #include <linux/stddef.h>
 #include <linux/kernel.h>
 #include <linux/init.h>
diff --git a/arch/powerpc/sysdev/tsi108_pci.c b/arch/powerpc/sysdev/tsi108_pci.c
index c28f69bef8e2..322f86e93de5 100644
--- a/arch/powerpc/sysdev/tsi108_pci.c
+++ b/arch/powerpc/sysdev/tsi108_pci.c
@@ -405,11 +405,10 @@ void __init tsi108_pci_int_init(void)
 	init_pci_source();
 }
 
-void tsi108_irq_cascade(unsigned int irq, struct irq_desc *desc,
-			    struct pt_regs *regs)
+void tsi108_irq_cascade(unsigned int irq, struct irq_desc *desc)
 {
 	unsigned int cascade_irq = get_pci_source();
 	if (cascade_irq != NO_IRQ)
-		generic_handle_irq(cascade_irq, regs);
+		generic_handle_irq(cascade_irq);
 	desc->chip->eoi(irq);
 }
diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c
index 708236f34746..f56ffef4defa 100644
--- a/arch/powerpc/xmon/xmon.c
+++ b/arch/powerpc/xmon/xmon.c
@@ -21,6 +21,7 @@
 #include <linux/module.h>
 #include <linux/sysrq.h>
 #include <linux/interrupt.h>
+#include <linux/irq.h>
 
 #include <asm/ptrace.h>
 #include <asm/string.h>
@@ -35,6 +36,7 @@
 #include <asm/rtas.h>
 #include <asm/sstep.h>
 #include <asm/bug.h>
+#include <asm/irq_regs.h>
 
 #ifdef CONFIG_PPC64
 #include <asm/hvcall.h>
@@ -520,13 +522,12 @@ int xmon(struct pt_regs *excp)
 }
 EXPORT_SYMBOL(xmon);
 
-irqreturn_t
-xmon_irq(int irq, void *d, struct pt_regs *regs)
+irqreturn_t xmon_irq(int irq, void *d)
 {
 	unsigned long flags;
 	local_irq_save(flags);
 	printf("Keyboard interrupt\n");
-	xmon(regs);
+	xmon(get_irq_regs());
 	local_irq_restore(flags);
 	return IRQ_HANDLED;
 }
@@ -2577,12 +2578,11 @@ void xmon_init(int enable)
 }
 
 #ifdef CONFIG_MAGIC_SYSRQ
-static void sysrq_handle_xmon(int key, struct pt_regs *pt_regs,
-			      struct tty_struct *tty) 
+static void sysrq_handle_xmon(int key, struct tty_struct *tty) 
 {
 	/* ensure xmon is enabled */
 	xmon_init(1);
-	debugger(pt_regs);
+	debugger(get_irq_regs());
 }
 
 static struct sysrq_key_op sysrq_xmon_op = 
diff --git a/arch/ppc/4xx_io/serial_sicc.c b/arch/ppc/4xx_io/serial_sicc.c
index 87fe9a89dba7..e35483961b90 100644
--- a/arch/ppc/4xx_io/serial_sicc.c
+++ b/arch/ppc/4xx_io/serial_sicc.c
@@ -414,7 +414,7 @@ static void siccuart_event(struct SICC_info *info, int event)
 }
 
 static void
-siccuart_rx_chars(struct SICC_info *info, struct pt_regs *regs)
+siccuart_rx_chars(struct SICC_info *info)
 {
     struct tty_struct *tty = info->tty;
     unsigned int status, ch, rsr, flg, ignored = 0;
@@ -441,7 +441,7 @@ siccuart_rx_chars(struct SICC_info *info, struct pt_regs *regs)
 #ifdef SUPPORT_SYSRQ
         if (info->sysrq) {
             if (ch && time_before(jiffies, info->sysrq)) {
-                handle_sysrq(ch, regs, NULL);
+                handle_sysrq(ch, NULL);
                 info->sysrq = 0;
                 goto ignore_char;
             }
@@ -553,15 +553,15 @@ static void siccuart_tx_chars(struct SICC_info *info)
 }
 
 
-static irqreturn_t siccuart_int_rx(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t siccuart_int_rx(int irq, void *dev_id)
 {
     struct SICC_info *info = dev_id;
-    siccuart_rx_chars(info, regs);
+    siccuart_rx_chars(info)
     return IRQ_HANDLED;
 }
 
 
-static irqreturn_t siccuart_int_tx(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t siccuart_int_tx(int irq, void *dev_id)
 {
     struct SICC_info *info = dev_id;
     siccuart_tx_chars(info);
diff --git a/arch/ppc/8260_io/enet.c b/arch/ppc/8260_io/enet.c
index ac6d55fe2235..a6056c29cf00 100644
--- a/arch/ppc/8260_io/enet.c
+++ b/arch/ppc/8260_io/enet.c
@@ -122,7 +122,7 @@ struct scc_enet_private {
 static int scc_enet_open(struct net_device *dev);
 static int scc_enet_start_xmit(struct sk_buff *skb, struct net_device *dev);
 static int scc_enet_rx(struct net_device *dev);
-static irqreturn_t scc_enet_interrupt(int irq, void *dev_id, struct pt_regs *);
+static irqreturn_t scc_enet_interrupt(int irq, void *dev_id);
 static int scc_enet_close(struct net_device *dev);
 static struct net_device_stats *scc_enet_get_stats(struct net_device *dev);
 static void set_multicast_list(struct net_device *dev);
@@ -273,7 +273,7 @@ scc_enet_timeout(struct net_device *dev)
  * This is called from the CPM handler, not the MPC core interrupt.
  */
 static irqreturn_t
-scc_enet_interrupt(int irq, void * dev_id, struct pt_regs * regs)
+scc_enet_interrupt(int irq, void * dev_id)
 {
 	struct	net_device *dev = dev_id;
 	volatile struct	scc_enet_private *cep;
diff --git a/arch/ppc/8260_io/fcc_enet.c b/arch/ppc/8260_io/fcc_enet.c
index e347fe88316d..2e1943e27819 100644
--- a/arch/ppc/8260_io/fcc_enet.c
+++ b/arch/ppc/8260_io/fcc_enet.c
@@ -140,7 +140,7 @@ typedef struct {
 static int fcc_enet_open(struct net_device *dev);
 static int fcc_enet_start_xmit(struct sk_buff *skb, struct net_device *dev);
 static int fcc_enet_rx(struct net_device *dev);
-static irqreturn_t fcc_enet_interrupt(int irq, void *dev_id, struct pt_regs *);
+static irqreturn_t fcc_enet_interrupt(int irq, void *dev_id);
 static int fcc_enet_close(struct net_device *dev);
 static struct net_device_stats *fcc_enet_get_stats(struct net_device *dev);
 /* static void set_multicast_list(struct net_device *dev); */
@@ -524,7 +524,7 @@ fcc_enet_timeout(struct net_device *dev)
 
 /* The interrupt handler. */
 static irqreturn_t
-fcc_enet_interrupt(int irq, void * dev_id, struct pt_regs * regs)
+fcc_enet_interrupt(int irq, void * dev_id)
 {
 	struct	net_device *dev = dev_id;
 	volatile struct	fcc_enet_private *cep;
@@ -1563,7 +1563,7 @@ mii_discover_phy(uint mii_reg, struct net_device *dev)
 #ifdef PHY_INTERRUPT
 /* This interrupt occurs when the PHY detects a link change. */
 static irqreturn_t
-mii_link_interrupt(int irq, void * dev_id, struct pt_regs * regs)
+mii_link_interrupt(int irq, void * dev_id)
 {
 	struct	net_device *dev = dev_id;
 	struct fcc_enet_private *fep = dev->priv;
diff --git a/arch/ppc/8xx_io/commproc.c b/arch/ppc/8xx_io/commproc.c
index 9b3ace26280c..3b23bcb35b7a 100644
--- a/arch/ppc/8xx_io/commproc.c
+++ b/arch/ppc/8xx_io/commproc.c
@@ -47,12 +47,12 @@ cpm8xx_t	*cpmp;		/* Pointer to comm processor space */
 /* CPM interrupt vector functions.
 */
 struct	cpm_action {
-	void	(*handler)(void *, struct pt_regs * regs);
+	void	(*handler)(void *);
 	void	*dev_id;
 };
 static	struct	cpm_action cpm_vecs[CPMVEC_NR];
-static	irqreturn_t cpm_interrupt(int irq, void * dev, struct pt_regs * regs);
-static	irqreturn_t cpm_error_interrupt(int irq, void *dev, struct pt_regs * regs);
+static	irqreturn_t cpm_interrupt(int irq, void * dev);
+static	irqreturn_t cpm_error_interrupt(int irq, void *dev);
 static	void	alloc_host_memory(void);
 /* Define a table of names to identify CPM interrupt handlers in
  * /proc/interrupts.
@@ -205,7 +205,7 @@ cpm_interrupt_init(void)
  * Get the CPM interrupt vector.
  */
 int
-cpm_get_irq(struct pt_regs *regs)
+cpm_get_irq(void)
 {
 	int cpm_vec;
 
@@ -222,7 +222,7 @@ cpm_get_irq(struct pt_regs *regs)
 /* CPM interrupt controller cascade interrupt.
 */
 static	irqreturn_t
-cpm_interrupt(int irq, void * dev, struct pt_regs * regs)
+cpm_interrupt(int irq, void * dev)
 {
 	/* This interrupt handler never actually gets called.  It is
 	 * installed only to unmask the CPM cascade interrupt in the SIU
@@ -237,7 +237,7 @@ cpm_interrupt(int irq, void * dev, struct pt_regs * regs)
  * tests in the interrupt handler.
  */
 static	irqreturn_t
-cpm_error_interrupt(int irq, void *dev, struct pt_regs *regs)
+cpm_error_interrupt(int irq, void *dev)
 {
 	return IRQ_HANDLED;
 }
@@ -246,11 +246,11 @@ cpm_error_interrupt(int irq, void *dev, struct pt_regs *regs)
  * request_irq() to the handler prototype required by cpm_install_handler().
  */
 static irqreturn_t
-cpm_handler_helper(int irq, void *dev_id, struct pt_regs *regs)
+cpm_handler_helper(int irq, void *dev_id)
 {
 	int cpm_vec = irq - CPM_IRQ_OFFSET;
 
-	(*cpm_vecs[cpm_vec].handler)(dev_id, regs);
+	(*cpm_vecs[cpm_vec].handler)(dev_id);
 
 	return IRQ_HANDLED;
 }
@@ -267,8 +267,7 @@ cpm_handler_helper(int irq, void *dev_id, struct pt_regs *regs)
  * request_irq() or cpm_install_handler().
  */
 void
-cpm_install_handler(int cpm_vec, void (*handler)(void *, struct pt_regs *regs),
-		    void *dev_id)
+cpm_install_handler(int cpm_vec, void (*handler)(void *), void *dev_id)
 {
 	int err;
 
diff --git a/arch/ppc/8xx_io/cs4218_tdm.c b/arch/ppc/8xx_io/cs4218_tdm.c
index f5f300fc213d..959d31c26cbb 100644
--- a/arch/ppc/8xx_io/cs4218_tdm.c
+++ b/arch/ppc/8xx_io/cs4218_tdm.c
@@ -331,7 +331,7 @@ static int CS_SetFormat(int format);
 static int CS_SetVolume(int volume);
 static void cs4218_tdm_tx_intr(void *devid);
 static void cs4218_tdm_rx_intr(void *devid);
-static void cs4218_intr(void *devid, struct pt_regs *regs);
+static void cs4218_intr(void *devid);
 static int cs_get_volume(uint reg);
 static int cs_volume_setter(int volume, int mute);
 static int cs_get_gain(uint reg);
@@ -2646,7 +2646,7 @@ int __init tdm8xx_sound_init(void)
  * full duplex operation.
  */
 static void
-cs4218_intr(void *dev_id, struct pt_regs *regs)
+cs4218_intr(void *dev_id)
 {
 	volatile smc_t	*sp;
 	volatile cpm8xx_t	*cp;
diff --git a/arch/ppc/8xx_io/enet.c b/arch/ppc/8xx_io/enet.c
index a695375c3e4c..b23c45bc151a 100644
--- a/arch/ppc/8xx_io/enet.c
+++ b/arch/ppc/8xx_io/enet.c
@@ -149,7 +149,7 @@ struct scc_enet_private {
 static int scc_enet_open(struct net_device *dev);
 static int scc_enet_start_xmit(struct sk_buff *skb, struct net_device *dev);
 static int scc_enet_rx(struct net_device *dev);
-static void scc_enet_interrupt(void *dev_id, struct pt_regs *regs);
+static void scc_enet_interrupt(void *dev_id);
 static int scc_enet_close(struct net_device *dev);
 static struct net_device_stats *scc_enet_get_stats(struct net_device *dev);
 static void set_multicast_list(struct net_device *dev);
@@ -305,7 +305,7 @@ scc_enet_timeout(struct net_device *dev)
  * This is called from the CPM handler, not the MPC core interrupt.
  */
 static void
-scc_enet_interrupt(void *dev_id, struct pt_regs *regs)
+scc_enet_interrupt(void *dev_id)
 {
 	struct	net_device *dev = dev_id;
 	volatile struct	scc_enet_private *cep;
diff --git a/arch/ppc/8xx_io/fec.c b/arch/ppc/8xx_io/fec.c
index 8b6295bbb564..2f9fa9e3d331 100644
--- a/arch/ppc/8xx_io/fec.c
+++ b/arch/ppc/8xx_io/fec.c
@@ -198,8 +198,7 @@ static int fec_enet_start_xmit(struct sk_buff *skb, struct net_device *dev);
 #ifdef	CONFIG_USE_MDIO
 static void fec_enet_mii(struct net_device *dev);
 #endif	/* CONFIG_USE_MDIO */
-static irqreturn_t fec_enet_interrupt(int irq, void * dev_id,
-		       					struct pt_regs * regs);
+static irqreturn_t fec_enet_interrupt(int irq, void * dev_id);
 #ifdef CONFIG_FEC_PACKETHOOK
 static void  fec_enet_tx(struct net_device *dev, __u32 regval);
 static void  fec_enet_rx(struct net_device *dev, __u32 regval);
@@ -472,7 +471,7 @@ fec_timeout(struct net_device *dev)
  * This is called from the MPC core interrupt.
  */
 static	irqreturn_t
-fec_enet_interrupt(int irq, void * dev_id, struct pt_regs * regs)
+fec_enet_interrupt(int irq, void * dev_id)
 {
 	struct	net_device *dev = dev_id;
 	volatile fec_t	*fecp;
@@ -1408,7 +1407,7 @@ static
 #ifdef CONFIG_RPXCLASSIC
 void mii_link_interrupt(void *dev_id)
 #else
-irqreturn_t mii_link_interrupt(int irq, void * dev_id, struct pt_regs * regs)
+irqreturn_t mii_link_interrupt(int irq, void * dev_id)
 #endif
 {
 #ifdef	CONFIG_USE_MDIO
diff --git a/arch/ppc/kernel/smp.c b/arch/ppc/kernel/smp.c
index ca57e896a36c..96a55972b986 100644
--- a/arch/ppc/kernel/smp.c
+++ b/arch/ppc/kernel/smp.c
@@ -84,7 +84,7 @@ smp_message_pass(int target, int msg)
 /*
  * Common functions
  */
-void smp_message_recv(int msg, struct pt_regs *regs)
+void smp_message_recv(int msg)
 {
 	atomic_inc(&ipi_recv);
 
@@ -100,7 +100,7 @@ void smp_message_recv(int msg, struct pt_regs *regs)
 		break;
 #ifdef CONFIG_XMON
 	case PPC_MSG_XMON_BREAK:
-		xmon(regs);
+		xmon(get_irq_regs());
 		break;
 #endif /* CONFIG_XMON */
 	default:
diff --git a/arch/ppc/kernel/time.c b/arch/ppc/kernel/time.c
index 187388625a76..d4b2cf74da6a 100644
--- a/arch/ppc/kernel/time.c
+++ b/arch/ppc/kernel/time.c
@@ -142,7 +142,7 @@ void timer_interrupt(struct pt_regs * regs)
 	while ((next_dec = tb_ticks_per_jiffy - tb_delta(&jiffy_stamp)) <= 0) {
 		jiffy_stamp += tb_ticks_per_jiffy;
 		
-		profile_tick(CPU_PROFILING, regs);
+		profile_tick(CPU_PROFILING);
 		update_process_times(user_mode(regs));
 
 	  	if (smp_processor_id())
diff --git a/arch/ppc/platforms/85xx/mpc8560_ads.c b/arch/ppc/platforms/85xx/mpc8560_ads.c
index 94badafe4ef1..14ecec7bbed7 100644
--- a/arch/ppc/platforms/85xx/mpc8560_ads.c
+++ b/arch/ppc/platforms/85xx/mpc8560_ads.c
@@ -211,10 +211,10 @@ mpc8560ads_setup_arch(void)
 #endif
 }
 
-static irqreturn_t cpm2_cascade(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t cpm2_cascade(int irq, void *dev_id)
 {
-	while ((irq = cpm2_get_irq(regs)) >= 0)
-		__do_IRQ(irq, regs);
+	while ((irq = cpm2_get_irq()) >= 0)
+		__do_IRQ(irq);
 	return IRQ_HANDLED;
 }
 
diff --git a/arch/ppc/platforms/85xx/mpc85xx_cds_common.c b/arch/ppc/platforms/85xx/mpc85xx_cds_common.c
index 75204588a3e7..5ce0f69c1db6 100644
--- a/arch/ppc/platforms/85xx/mpc85xx_cds_common.c
+++ b/arch/ppc/platforms/85xx/mpc85xx_cds_common.c
@@ -127,10 +127,10 @@ mpc85xx_cds_show_cpuinfo(struct seq_file *m)
 }
 
 #ifdef CONFIG_CPM2
-static irqreturn_t cpm2_cascade(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t cpm2_cascade(int irq, void *dev_id)
 {
-	while((irq = cpm2_get_irq(regs)) >= 0)
-		__do_IRQ(irq, regs);
+	while((irq = cpm2_get_irq()) >= 0)
+		__do_IRQ(irq);
 	return IRQ_HANDLED;
 }
 
diff --git a/arch/ppc/platforms/85xx/stx_gp3.c b/arch/ppc/platforms/85xx/stx_gp3.c
index 495aa79bb3a1..4bb18ab27672 100644
--- a/arch/ppc/platforms/85xx/stx_gp3.c
+++ b/arch/ppc/platforms/85xx/stx_gp3.c
@@ -156,10 +156,10 @@ gp3_setup_arch(void)
 	printk ("bi_immr_base = %8.8lx\n", binfo->bi_immr_base);
 }
 
-static irqreturn_t cpm2_cascade(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t cpm2_cascade(int irq, void *dev_id)
 {
-	while ((irq = cpm2_get_irq(regs)) >= 0)
-		__do_IRQ(irq, regs);
+	while ((irq = cpm2_get_irq()) >= 0)
+		__do_IRQ(irq);
 
 	return IRQ_HANDLED;
 }
diff --git a/arch/ppc/platforms/85xx/tqm85xx.c b/arch/ppc/platforms/85xx/tqm85xx.c
index 189ed4175f9f..dd45f2e18449 100644
--- a/arch/ppc/platforms/85xx/tqm85xx.c
+++ b/arch/ppc/platforms/85xx/tqm85xx.c
@@ -181,10 +181,10 @@ tqm85xx_setup_arch(void)
 }
 
 #ifdef CONFIG_MPC8560
-static irqreturn_t cpm2_cascade(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t cpm2_cascade(int irq, void *dev_id)
 {
-	while ((irq = cpm2_get_irq(regs)) >= 0)
-		__do_IRQ(irq, regs);
+	while ((irq = cpm2_get_irq()) >= 0)
+		__do_IRQ(irq);
 	return IRQ_HANDLED;
 }
 
diff --git a/arch/ppc/platforms/apus_setup.c b/arch/ppc/platforms/apus_setup.c
index 1d034ead2c9a..063274d2c503 100644
--- a/arch/ppc/platforms/apus_setup.c
+++ b/arch/ppc/platforms/apus_setup.c
@@ -492,7 +492,7 @@ apus_halt(void)
 
 static unsigned char last_ipl[8];
 
-int apus_get_irq(struct pt_regs* regs)
+int apus_get_irq(void)
 {
 	unsigned char ipl_emu, mask;
 	unsigned int level;
diff --git a/arch/ppc/platforms/hdpu.c b/arch/ppc/platforms/hdpu.c
index e0f112a1fd0b..d809e17aa536 100644
--- a/arch/ppc/platforms/hdpu.c
+++ b/arch/ppc/platforms/hdpu.c
@@ -659,8 +659,7 @@ static void __init hdpu_map_io(void)
 char hdpu_smp0[] = "SMP Cpu #0";
 char hdpu_smp1[] = "SMP Cpu #1";
 
-static irqreturn_t hdpu_smp_cpu0_int_handler(int irq, void *dev_id,
-					     struct pt_regs *regs)
+static irqreturn_t hdpu_smp_cpu0_int_handler(int irq, void *dev_id)
 {
 	volatile unsigned int doorbell;
 
@@ -670,22 +669,21 @@ static irqreturn_t hdpu_smp_cpu0_int_handler(int irq, void *dev_id,
 	mv64x60_write(&bh, MV64360_CPU0_DOORBELL_CLR, doorbell);
 
 	if (doorbell & 1) {
-		smp_message_recv(0, regs);
+		smp_message_recv(0);
 	}
 	if (doorbell & 2) {
-		smp_message_recv(1, regs);
+		smp_message_recv(1);
 	}
 	if (doorbell & 4) {
-		smp_message_recv(2, regs);
+		smp_message_recv(2);
 	}
 	if (doorbell & 8) {
-		smp_message_recv(3, regs);
+		smp_message_recv(3);
 	}
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t hdpu_smp_cpu1_int_handler(int irq, void *dev_id,
-					     struct pt_regs *regs)
+static irqreturn_t hdpu_smp_cpu1_int_handler(int irq, void *dev_id)
 {
 	volatile unsigned int doorbell;
 
@@ -695,16 +693,16 @@ static irqreturn_t hdpu_smp_cpu1_int_handler(int irq, void *dev_id,
 	mv64x60_write(&bh, MV64360_CPU1_DOORBELL_CLR, doorbell);
 
 	if (doorbell & 1) {
-		smp_message_recv(0, regs);
+		smp_message_recv(0);
 	}
 	if (doorbell & 2) {
-		smp_message_recv(1, regs);
+		smp_message_recv(1);
 	}
 	if (doorbell & 4) {
-		smp_message_recv(2, regs);
+		smp_message_recv(2);
 	}
 	if (doorbell & 8) {
-		smp_message_recv(3, regs);
+		smp_message_recv(3);
 	}
 	return IRQ_HANDLED;
 }
diff --git a/arch/ppc/platforms/radstone_ppc7d.c b/arch/ppc/platforms/radstone_ppc7d.c
index 3bb530af0297..13d70ab50bf1 100644
--- a/arch/ppc/platforms/radstone_ppc7d.c
+++ b/arch/ppc/platforms/radstone_ppc7d.c
@@ -451,11 +451,11 @@ static void __init ppc7d_calibrate_decr(void)
  * Interrupt stuff
  *****************************************************************************/
 
-static irqreturn_t ppc7d_i8259_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t ppc7d_i8259_intr(int irq, void *dev_id)
 {
 	u32 temp = mv64x60_read(&bh, MV64x60_GPP_INTR_CAUSE);
 	if (temp & (1 << 28)) {
-		i8259_irq(regs);
+		i8259_irq();
 		mv64x60_write(&bh, MV64x60_GPP_INTR_CAUSE, temp & (~(1 << 28)));
 		return IRQ_HANDLED;
 	}
@@ -536,13 +536,13 @@ static u32 ppc7d_irq_canonicalize(u32 irq)
 	return irq;
 }
 
-static int ppc7d_get_irq(struct pt_regs *regs)
+static int ppc7d_get_irq(void)
 {
 	int irq;
 
-	irq = mv64360_get_irq(regs);
+	irq = mv64360_get_irq();
 	if (irq == (mv64360_irq_base + MV64x60_IRQ_GPP28))
-		irq = i8259_irq(regs);
+		irq = i8259_irq();
 	return irq;
 }
 
diff --git a/arch/ppc/platforms/sbc82xx.c b/arch/ppc/platforms/sbc82xx.c
index 60b769c7f3fc..cc0935ccab7a 100644
--- a/arch/ppc/platforms/sbc82xx.c
+++ b/arch/ppc/platforms/sbc82xx.c
@@ -121,7 +121,7 @@ struct hw_interrupt_type sbc82xx_i8259_ic = {
 	.end = sbc82xx_i8259_end_irq,
 };
 
-static irqreturn_t sbc82xx_i8259_demux(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t sbc82xx_i8259_demux(int irq, void *dev_id)
 {
 	spin_lock(&sbc82xx_i8259_lock);
 
@@ -139,7 +139,7 @@ static irqreturn_t sbc82xx_i8259_demux(int irq, void *dev_id, struct pt_regs *re
 			return IRQ_HANDLED;
 		}
 	}
-	__do_IRQ(NR_SIU_INTS + irq, regs);
+	__do_IRQ(NR_SIU_INTS + irq);
 	return IRQ_HANDLED;
 }
 
diff --git a/arch/ppc/syslib/cpc700.h b/arch/ppc/syslib/cpc700.h
index 0a8a5d84390f..987e9aa0dd45 100644
--- a/arch/ppc/syslib/cpc700.h
+++ b/arch/ppc/syslib/cpc700.h
@@ -91,6 +91,6 @@ extern struct hw_interrupt_type cpc700_pic;
 extern unsigned int cpc700_irq_assigns[32][2];
 
 extern void __init cpc700_init_IRQ(void);
-extern int cpc700_get_irq(struct pt_regs *);
+extern int cpc700_get_irq(void);
 
 #endif	/* __PPC_SYSLIB_CPC700_H__ */
diff --git a/arch/ppc/syslib/cpc700_pic.c b/arch/ppc/syslib/cpc700_pic.c
index 172aa215fdb0..d48e8f45c050 100644
--- a/arch/ppc/syslib/cpc700_pic.c
+++ b/arch/ppc/syslib/cpc700_pic.c
@@ -158,7 +158,7 @@ cpc700_init_IRQ(void)
  * Find the highest IRQ that generating an interrupt, if any.
  */
 int
-cpc700_get_irq(struct pt_regs *regs)
+cpc700_get_irq(void)
 {
 	int irq = 0;
 	u_int irq_status, irq_test = 1;
diff --git a/arch/ppc/syslib/cpm2_pic.c b/arch/ppc/syslib/cpm2_pic.c
index c0fee0beb815..fb2d5842641a 100644
--- a/arch/ppc/syslib/cpm2_pic.c
+++ b/arch/ppc/syslib/cpm2_pic.c
@@ -123,7 +123,7 @@ static struct hw_interrupt_type cpm2_pic = {
 	.end = cpm2_end_irq,
 };
 
-int cpm2_get_irq(struct pt_regs *regs)
+int cpm2_get_irq(void)
 {
 	int irq;
         unsigned long bits;
diff --git a/arch/ppc/syslib/cpm2_pic.h b/arch/ppc/syslib/cpm2_pic.h
index 97cab8f13a1a..467339337a78 100644
--- a/arch/ppc/syslib/cpm2_pic.h
+++ b/arch/ppc/syslib/cpm2_pic.h
@@ -1,7 +1,7 @@
 #ifndef _PPC_KERNEL_CPM2_H
 #define _PPC_KERNEL_CPM2_H
 
-extern int cpm2_get_irq(struct pt_regs *regs);
+extern int cpm2_get_irq(void);
 
 extern void cpm2_init_IRQ(void);
 
diff --git a/arch/ppc/syslib/gt64260_pic.c b/arch/ppc/syslib/gt64260_pic.c
index 7fd550a7d586..e84d432c0657 100644
--- a/arch/ppc/syslib/gt64260_pic.c
+++ b/arch/ppc/syslib/gt64260_pic.c
@@ -110,9 +110,6 @@ gt64260_init_irq(void)
  *  This function returns the lowest interrupt number of all interrupts that
  *  are currently asserted.
  *
- * Input Variable(s):
- *  struct pt_regs*	not used
- *
  * Output Variable(s):
  *  None.
  *
@@ -120,7 +117,7 @@ gt64260_init_irq(void)
  *  int	<interrupt number> or -2 (bogus interrupt)
  */
 int
-gt64260_get_irq(struct pt_regs *regs)
+gt64260_get_irq(void)
 {
 	int irq;
 	int irq_gpp;
@@ -229,7 +226,7 @@ gt64260_mask_irq(unsigned int irq)
 }
 
 static irqreturn_t
-gt64260_cpu_error_int_handler(int irq, void *dev_id, struct pt_regs *regs)
+gt64260_cpu_error_int_handler(int irq, void *dev_id)
 {
 	printk(KERN_ERR "gt64260_cpu_error_int_handler: %s 0x%08x\n",
 		"Error on CPU interface - Cause regiser",
@@ -250,7 +247,7 @@ gt64260_cpu_error_int_handler(int irq, void *dev_id, struct pt_regs *regs)
 }
 
 static irqreturn_t
-gt64260_pci_error_int_handler(int irq, void *dev_id, struct pt_regs *regs)
+gt64260_pci_error_int_handler(int irq, void *dev_id)
 {
 	u32 val;
 	unsigned int pci_bus = (unsigned int)dev_id;
diff --git a/arch/ppc/syslib/i8259.c b/arch/ppc/syslib/i8259.c
index eb35353af837..a43dda5a8334 100644
--- a/arch/ppc/syslib/i8259.c
+++ b/arch/ppc/syslib/i8259.c
@@ -28,7 +28,7 @@ static int i8259_pic_irq_offset;
  * which is called.  It should be noted that polling is broken on some
  * IBM and Motorola PReP boxes so we must use the int-ack feature on them.
  */
-int i8259_irq(struct pt_regs *regs)
+int i8259_irq(void)
 {
 	int irq;
 
diff --git a/arch/ppc/syslib/ibm440gx_common.c b/arch/ppc/syslib/ibm440gx_common.c
index 4b77e6c8c87f..6ad52f4a26e1 100644
--- a/arch/ppc/syslib/ibm440gx_common.c
+++ b/arch/ppc/syslib/ibm440gx_common.c
@@ -119,7 +119,7 @@ static inline u32 l2c_diag(u32 addr)
 	return mfdcr(DCRN_L2C0_DATA);
 }
 
-static irqreturn_t l2c_error_handler(int irq, void* dev, struct pt_regs* regs)
+static irqreturn_t l2c_error_handler(int irq, void* dev)
 {
 	u32 sr = mfdcr(DCRN_L2C0_SR);
 	if (sr & L2C_SR_CPE){
diff --git a/arch/ppc/syslib/ipic.c b/arch/ppc/syslib/ipic.c
index 46801f5ec03f..10659c24b1be 100644
--- a/arch/ppc/syslib/ipic.c
+++ b/arch/ppc/syslib/ipic.c
@@ -601,7 +601,7 @@ void ipic_clear_mcp_status(u32 mask)
 }
 
 /* Return an interrupt vector or -1 if no interrupt is pending. */
-int ipic_get_irq(struct pt_regs *regs)
+int ipic_get_irq(void)
 {
 	int irq;
 
diff --git a/arch/ppc/syslib/m82xx_pci.c b/arch/ppc/syslib/m82xx_pci.c
index d3fa264e179e..e3b586b1ede9 100644
--- a/arch/ppc/syslib/m82xx_pci.c
+++ b/arch/ppc/syslib/m82xx_pci.c
@@ -117,7 +117,7 @@ struct hw_interrupt_type pq2pci_ic = {
 };
 
 static irqreturn_t
-pq2pci_irq_demux(int irq, void *dev_id, struct pt_regs *regs)
+pq2pci_irq_demux(int irq, void *dev_id)
 {
 	unsigned long stat, mask, pend;
 	int bit;
@@ -130,7 +130,7 @@ pq2pci_irq_demux(int irq, void *dev_id, struct pt_regs *regs)
 			break;
 		for (bit = 0; pend != 0; ++bit, pend <<= 1) {
 			if (pend & 0x80000000)
-				__do_IRQ(NR_CPM_INTS + bit, regs);
+				__do_IRQ(NR_CPM_INTS + bit);
 		}
 	}
 
diff --git a/arch/ppc/syslib/m8xx_setup.c b/arch/ppc/syslib/m8xx_setup.c
index 54303a7b4e69..d8d299bd1a12 100644
--- a/arch/ppc/syslib/m8xx_setup.c
+++ b/arch/ppc/syslib/m8xx_setup.c
@@ -169,7 +169,7 @@ abort(void)
 }
 
 /* A place holder for time base interrupts, if they are ever enabled. */
-irqreturn_t timebase_interrupt(int irq, void * dev, struct pt_regs * regs)
+irqreturn_t timebase_interrupt(int irq, void * dev)
 {
 	printk ("timebase_interrupt()\n");
 
diff --git a/arch/ppc/syslib/m8xx_wdt.c b/arch/ppc/syslib/m8xx_wdt.c
index ac11d7bab443..fffac8cbeb51 100644
--- a/arch/ppc/syslib/m8xx_wdt.c
+++ b/arch/ppc/syslib/m8xx_wdt.c
@@ -21,7 +21,7 @@
 static int wdt_timeout;
 int m8xx_has_internal_rtc = 0;
 
-static irqreturn_t m8xx_wdt_interrupt(int, void *, struct pt_regs *);
+static irqreturn_t m8xx_wdt_interrupt(int, void *);
 static struct irqaction m8xx_wdt_irqaction = {
 	.handler = m8xx_wdt_interrupt,
 	.name = "watchdog",
@@ -35,7 +35,7 @@ void m8xx_wdt_reset(void)
 	out_be16(&imap->im_siu_conf.sc_swsr, 0xaa39);	/* write magic2 */
 }
 
-static irqreturn_t m8xx_wdt_interrupt(int irq, void *dev, struct pt_regs *regs)
+static irqreturn_t m8xx_wdt_interrupt(int irq, void *dev)
 {
 	volatile immap_t *imap = (volatile immap_t *)IMAP_ADDR;
 
diff --git a/arch/ppc/syslib/mpc52xx_pic.c b/arch/ppc/syslib/mpc52xx_pic.c
index 6425b5cee7db..af35a316544a 100644
--- a/arch/ppc/syslib/mpc52xx_pic.c
+++ b/arch/ppc/syslib/mpc52xx_pic.c
@@ -220,7 +220,7 @@ mpc52xx_init_irq(void)
 }
 
 int
-mpc52xx_get_irq(struct pt_regs *regs)
+mpc52xx_get_irq(void)
 {
 	u32 status;
 	int irq = -1;
diff --git a/arch/ppc/syslib/mv64360_pic.c b/arch/ppc/syslib/mv64360_pic.c
index 3f6d162f87cf..4b7a3338e122 100644
--- a/arch/ppc/syslib/mv64360_pic.c
+++ b/arch/ppc/syslib/mv64360_pic.c
@@ -55,10 +55,9 @@
 
 static void mv64360_unmask_irq(unsigned int);
 static void mv64360_mask_irq(unsigned int);
-static irqreturn_t mv64360_cpu_error_int_handler(int, void *, struct pt_regs *);
-static irqreturn_t mv64360_sram_error_int_handler(int, void *,
-						  struct pt_regs *);
-static irqreturn_t mv64360_pci_error_int_handler(int, void *, struct pt_regs *);
+static irqreturn_t mv64360_cpu_error_int_handler(int, void *);
+static irqreturn_t mv64360_sram_error_int_handler(int, void *);
+static irqreturn_t mv64360_pci_error_int_handler(int, void *);
 
 /* ========================== local declarations =========================== */
 
@@ -131,9 +130,6 @@ mv64360_init_irq(void)
  * This function returns the lowest interrupt number of all interrupts that
  * are currently asserted.
  *
- * Input Variable(s):
- *  struct pt_regs*	not used
- *
  * Output Variable(s):
  *  None.
  *
@@ -142,7 +138,7 @@ mv64360_init_irq(void)
  *
  */
 int
-mv64360_get_irq(struct pt_regs *regs)
+mv64360_get_irq(void)
 {
 	int irq;
 	int irq_gpp;
@@ -283,7 +279,7 @@ mv64360_mask_irq(unsigned int irq)
 }
 
 static irqreturn_t
-mv64360_cpu_error_int_handler(int irq, void *dev_id, struct pt_regs *regs)
+mv64360_cpu_error_int_handler(int irq, void *dev_id)
 {
 	printk(KERN_ERR "mv64360_cpu_error_int_handler: %s 0x%08x\n",
 		"Error on CPU interface - Cause regiser",
@@ -304,7 +300,7 @@ mv64360_cpu_error_int_handler(int irq, void *dev_id, struct pt_regs *regs)
 }
 
 static irqreturn_t
-mv64360_sram_error_int_handler(int irq, void *dev_id, struct pt_regs *regs)
+mv64360_sram_error_int_handler(int irq, void *dev_id)
 {
 	printk(KERN_ERR "mv64360_sram_error_int_handler: %s 0x%08x\n",
 		"Error in internal SRAM - Cause register",
@@ -325,7 +321,7 @@ mv64360_sram_error_int_handler(int irq, void *dev_id, struct pt_regs *regs)
 }
 
 static irqreturn_t
-mv64360_pci_error_int_handler(int irq, void *dev_id, struct pt_regs *regs)
+mv64360_pci_error_int_handler(int irq, void *dev_id)
 {
 	u32 val;
 	unsigned int pci_bus = (unsigned int)dev_id;
@@ -380,7 +376,7 @@ mv64360_register_hdlrs(void)
 	/* Clear old errors and register CPU interface error intr handler */
 	mv64x60_write(&bh, MV64x60_CPU_ERR_CAUSE, 0);
 	if ((rc = request_irq(MV64x60_IRQ_CPU_ERR + mv64360_irq_base,
-		mv64360_cpu_error_int_handler, IRQF_DISABLED, CPU_INTR_STR, 0)))
+		mv64360_cpu_error_int_handler, IRQF_DISABLED, CPU_INTR_STR, NULL)))
 		printk(KERN_WARNING "Can't register cpu error handler: %d", rc);
 
 	mv64x60_write(&bh, MV64x60_CPU_ERR_MASK, 0);
@@ -389,7 +385,7 @@ mv64360_register_hdlrs(void)
 	/* Clear old errors and register internal SRAM error intr handler */
 	mv64x60_write(&bh, MV64360_SRAM_ERR_CAUSE, 0);
 	if ((rc = request_irq(MV64360_IRQ_SRAM_PAR_ERR + mv64360_irq_base,
-		mv64360_sram_error_int_handler,IRQF_DISABLED,SRAM_INTR_STR, 0)))
+		mv64360_sram_error_int_handler,IRQF_DISABLED,SRAM_INTR_STR, NULL)))
 		printk(KERN_WARNING "Can't register SRAM error handler: %d",rc);
 
 	/* Clear old errors and register PCI 0 error intr handler */
diff --git a/arch/ppc/syslib/open_pic.c b/arch/ppc/syslib/open_pic.c
index aa0b95788705..18ec94733293 100644
--- a/arch/ppc/syslib/open_pic.c
+++ b/arch/ppc/syslib/open_pic.c
@@ -45,7 +45,7 @@ static u_int NumSources;
 static int open_pic_irq_offset;
 static volatile OpenPIC_Source __iomem *ISR[NR_IRQS];
 static int openpic_cascade_irq = -1;
-static int (*openpic_cascade_fn)(struct pt_regs *);
+static int (*openpic_cascade_fn)(void);
 
 /* Global Operations */
 static void openpic_disable_8259_pass_through(void);
@@ -54,7 +54,7 @@ static void openpic_set_spurious(u_int vector);
 #ifdef CONFIG_SMP
 /* Interprocessor Interrupts */
 static void openpic_initipi(u_int ipi, u_int pri, u_int vector);
-static irqreturn_t openpic_ipi_action(int cpl, void *dev_id, struct pt_regs *);
+static irqreturn_t openpic_ipi_action(int cpl, void *dev_id);
 #endif
 
 /* Timer Interrupts */
@@ -700,7 +700,7 @@ static struct irqaction openpic_cascade_irqaction = {
 
 void __init
 openpic_hookup_cascade(u_int irq, char *name,
-	int (*cascade_fn)(struct pt_regs *))
+	int (*cascade_fn)(void))
 {
 	openpic_cascade_irq = irq;
 	openpic_cascade_fn = cascade_fn;
@@ -857,16 +857,16 @@ static void openpic_end_ipi(unsigned int irq_nr)
 {
 }
 
-static irqreturn_t openpic_ipi_action(int cpl, void *dev_id, struct pt_regs *regs)
+static irqreturn_t openpic_ipi_action(int cpl, void *dev_id)
 {
-	smp_message_recv(cpl-OPENPIC_VEC_IPI-open_pic_irq_offset, regs);
+	smp_message_recv(cpl-OPENPIC_VEC_IPI-open_pic_irq_offset);
 	return IRQ_HANDLED;
 }
 
 #endif /* CONFIG_SMP */
 
 int
-openpic_get_irq(struct pt_regs *regs)
+openpic_get_irq(void)
 {
 	int irq = openpic_irq();
 
@@ -876,7 +876,7 @@ openpic_get_irq(struct pt_regs *regs)
 	 * This should move to irq.c eventually.  -- paulus
 	 */
 	if (irq == openpic_cascade_irq && openpic_cascade_fn != NULL) {
-		int cirq = openpic_cascade_fn(regs);
+		int cirq = openpic_cascade_fn();
 
 		/* Allow for the cascade being shared with other devices */
 		if (cirq != -1) {
diff --git a/arch/ppc/syslib/open_pic2.c b/arch/ppc/syslib/open_pic2.c
index e1ff971539ea..d585207f9f77 100644
--- a/arch/ppc/syslib/open_pic2.c
+++ b/arch/ppc/syslib/open_pic2.c
@@ -529,7 +529,7 @@ static void openpic2_end_irq(unsigned int irq_nr)
 }
 
 int
-openpic2_get_irq(struct pt_regs *regs)
+openpic2_get_irq(void)
 {
 	int irq = openpic2_irq();
 
diff --git a/arch/ppc/syslib/ppc403_pic.c b/arch/ppc/syslib/ppc403_pic.c
index 1584c8b1229f..607ebd111d44 100644
--- a/arch/ppc/syslib/ppc403_pic.c
+++ b/arch/ppc/syslib/ppc403_pic.c
@@ -42,7 +42,7 @@ static struct hw_interrupt_type ppc403_aic = {
 };
 
 int
-ppc403_pic_get_irq(struct pt_regs *regs)
+ppc403_pic_get_irq(void)
 {
 	int irq;
 	unsigned long bits;
diff --git a/arch/ppc/syslib/ppc4xx_pic.c b/arch/ppc/syslib/ppc4xx_pic.c
index 745685df5984..ee0da4b4b993 100644
--- a/arch/ppc/syslib/ppc4xx_pic.c
+++ b/arch/ppc/syslib/ppc4xx_pic.c
@@ -96,7 +96,7 @@ UIC_HANDLERS(1);
 UIC_HANDLERS(2);
 UIC_HANDLERS(3);
 
-static int ppc4xx_pic_get_irq(struct pt_regs *regs)
+static int ppc4xx_pic_get_irq(void)
 {
 	u32 uic0 = mfdcr(DCRN_UIC_MSR(UIC0));
 	if (uic0 & UIC0_UIC1NC)
@@ -125,7 +125,7 @@ UIC_HANDLERS(0);
 UIC_HANDLERS(1);
 UIC_HANDLERS(2);
 
-static int ppc4xx_pic_get_irq(struct pt_regs *regs)
+static int ppc4xx_pic_get_irq(void)
 {
 	u32 uicb = mfdcr(DCRN_UIC_MSR(UICB));
 	if (uicb & UICB_UIC0NC)
@@ -158,7 +158,7 @@ static void __init ppc4xx_pic_impl_init(void)
 UIC_HANDLERS(0);
 UIC_HANDLERS(1);
 
-static int ppc4xx_pic_get_irq(struct pt_regs *regs)
+static int ppc4xx_pic_get_irq(void)
 {
 	u32 uic0 = mfdcr(DCRN_UIC_MSR(UIC0));
 	if (uic0 & UIC0_UIC1NC)
@@ -179,7 +179,7 @@ static void __init ppc4xx_pic_impl_init(void)
 #define ACK_UIC0_PARENT
 UIC_HANDLERS(0);
 
-static int ppc4xx_pic_get_irq(struct pt_regs *regs)
+static int ppc4xx_pic_get_irq(void)
 {
 	u32 uic0 = mfdcr(DCRN_UIC_MSR(UIC0));
 	return uic0 ? 32 - ffs(uic0) : -1;
diff --git a/arch/ppc/syslib/ppc85xx_rio.c b/arch/ppc/syslib/ppc85xx_rio.c
index d9b471b4d695..05b0e9415085 100644
--- a/arch/ppc/syslib/ppc85xx_rio.c
+++ b/arch/ppc/syslib/ppc85xx_rio.c
@@ -349,13 +349,12 @@ EXPORT_SYMBOL_GPL(rio_hw_add_outb_message);
  * mpc85xx_rio_tx_handler - MPC85xx outbound message interrupt handler
  * @irq: Linux interrupt number
  * @dev_instance: Pointer to interrupt-specific data
- * @regs: Register context
  *
  * Handles outbound message interrupts. Executes a register outbound
  * mailbox event handler and acks the interrupt occurence.
  */
 static irqreturn_t
-mpc85xx_rio_tx_handler(int irq, void *dev_instance, struct pt_regs *regs)
+mpc85xx_rio_tx_handler(int irq, void *dev_instance)
 {
 	int osr;
 	struct rio_mport *port = (struct rio_mport *)dev_instance;
@@ -517,13 +516,12 @@ void rio_close_outb_mbox(struct rio_mport *mport, int mbox)
  * mpc85xx_rio_rx_handler - MPC85xx inbound message interrupt handler
  * @irq: Linux interrupt number
  * @dev_instance: Pointer to interrupt-specific data
- * @regs: Register context
  *
  * Handles inbound message interrupts. Executes a registered inbound
  * mailbox event handler and acks the interrupt occurence.
  */
 static irqreturn_t
-mpc85xx_rio_rx_handler(int irq, void *dev_instance, struct pt_regs *regs)
+mpc85xx_rio_rx_handler(int irq, void *dev_instance)
 {
 	int isr;
 	struct rio_mport *port = (struct rio_mport *)dev_instance;
@@ -736,13 +734,12 @@ EXPORT_SYMBOL_GPL(rio_hw_get_inb_message);
  * mpc85xx_rio_dbell_handler - MPC85xx doorbell interrupt handler
  * @irq: Linux interrupt number
  * @dev_instance: Pointer to interrupt-specific data
- * @regs: Register context
  *
  * Handles doorbell interrupts. Parses a list of registered
  * doorbell event handlers and executes a matching event handler.
  */
 static irqreturn_t
-mpc85xx_rio_dbell_handler(int irq, void *dev_instance, struct pt_regs *regs)
+mpc85xx_rio_dbell_handler(int irq, void *dev_instance)
 {
 	int dsr;
 	struct rio_mport *port = (struct rio_mport *)dev_instance;
diff --git a/arch/ppc/syslib/ppc8xx_pic.c b/arch/ppc/syslib/ppc8xx_pic.c
index d6c25fe25011..e8619c750732 100644
--- a/arch/ppc/syslib/ppc8xx_pic.c
+++ b/arch/ppc/syslib/ppc8xx_pic.c
@@ -10,7 +10,7 @@
 #include <asm/mpc8xx.h>
 #include "ppc8xx_pic.h"
 
-extern int cpm_get_irq(struct pt_regs *regs);
+extern int cpm_get_irq(void);
 
 /* The 8xx internal interrupt controller.  It is usually
  * the only interrupt controller.  Some boards, like the MBX and
@@ -96,7 +96,7 @@ m8xx_get_irq(struct pt_regs *regs)
 	 * get back SIU_LEVEL7.  In this case, return -1
 	 */
         if (irq == CPM_INTERRUPT)
-        	irq = CPM_IRQ_OFFSET + cpm_get_irq(regs);
+        	irq = CPM_IRQ_OFFSET + cpm_get_irq();
 #if defined(CONFIG_PCI)
 	else if (irq == ISA_BRIDGE_INT) {
 		int isa_irq;
diff --git a/arch/ppc/syslib/xilinx_pic.c b/arch/ppc/syslib/xilinx_pic.c
index 39a93dc6375b..6fd4cdbada72 100644
--- a/arch/ppc/syslib/xilinx_pic.c
+++ b/arch/ppc/syslib/xilinx_pic.c
@@ -86,7 +86,7 @@ static struct hw_interrupt_type xilinx_intc = {
 };
 
 int
-xilinx_pic_get_irq(struct pt_regs *regs)
+xilinx_pic_get_irq(void)
 {
 	int irq;
 
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index 51c2dfe89c62..608193cfe43f 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -30,6 +30,9 @@ config GENERIC_CALIBRATE_DELAY
 	bool
 	default y
 
+config GENERIC_TIME
+	def_bool y
+
 config GENERIC_BUST_SPINLOCK
 	bool
 
diff --git a/arch/s390/defconfig b/arch/s390/defconfig
index b6cad75fd1f4..a3257398ea8d 100644
--- a/arch/s390/defconfig
+++ b/arch/s390/defconfig
@@ -9,6 +9,7 @@ CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_RWSEM_XCHGADD_ALGORITHM=y
 CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_CALIBRATE_DELAY=y
+CONFIG_GENERIC_TIME=y
 CONFIG_S390=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
 
diff --git a/arch/s390/kernel/s390_ext.c b/arch/s390/kernel/s390_ext.c
index c1b383537fec..c49ab8c784d2 100644
--- a/arch/s390/kernel/s390_ext.c
+++ b/arch/s390/kernel/s390_ext.c
@@ -16,6 +16,7 @@
 
 #include <asm/lowcore.h>
 #include <asm/s390_ext.h>
+#include <asm/irq_regs.h>
 #include <asm/irq.h>
 
 /*
@@ -114,26 +115,28 @@ void do_extint(struct pt_regs *regs, unsigned short code)
 {
         ext_int_info_t *p;
         int index;
+	struct pt_regs *old_regs;
 
 	irq_enter();
+	old_regs = set_irq_regs(regs);
 	asm volatile ("mc 0,0");
 	if (S390_lowcore.int_clock >= S390_lowcore.jiffy_timer)
 		/**
 		 * Make sure that the i/o interrupt did not "overtake"
 		 * the last HZ timer interrupt.
 		 */
-		account_ticks(regs);
+		account_ticks();
 	kstat_cpu(smp_processor_id()).irqs[EXTERNAL_INTERRUPT]++;
         index = ext_hash(code);
 	for (p = ext_int_hash[index]; p; p = p->next) {
 		if (likely(p->code == code)) {
 			if (likely(p->handler))
-				p->handler(regs, code);
+				p->handler(code);
 		}
 	}
+	set_irq_regs(old_regs);
 	irq_exit();
 }
 
 EXPORT_SYMBOL(register_external_interrupt);
 EXPORT_SYMBOL(unregister_external_interrupt);
-
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index a8e6199755d4..62822245f9be 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -339,7 +339,7 @@ void machine_power_off_smp(void)
  * cpus are handled.
  */
 
-void do_ext_call_interrupt(struct pt_regs *regs, __u16 code)
+void do_ext_call_interrupt(__u16 code)
 {
         unsigned long bits;
 
diff --git a/arch/s390/kernel/time.c b/arch/s390/kernel/time.c
index 4bf66cc4a267..6cceed4df73e 100644
--- a/arch/s390/kernel/time.c
+++ b/arch/s390/kernel/time.c
@@ -28,12 +28,14 @@
 #include <linux/profile.h>
 #include <linux/timex.h>
 #include <linux/notifier.h>
+#include <linux/clocksource.h>
 
 #include <asm/uaccess.h>
 #include <asm/delay.h>
 #include <asm/s390_ext.h>
 #include <asm/div64.h>
 #include <asm/irq.h>
+#include <asm/irq_regs.h>
 #include <asm/timer.h>
 
 /* change this if you have some constant time drift */
@@ -81,78 +83,10 @@ void tod_to_timeval(__u64 todval, struct timespec *xtime)
 	xtime->tv_nsec = ((todval * 1000) >> 12);
 }
 
-static inline unsigned long do_gettimeoffset(void) 
-{
-	__u64 now;
-
-	now = (get_clock() - jiffies_timer_cc) >> 12;
-	now -= (__u64) jiffies * USECS_PER_JIFFY;
-	return (unsigned long) now;
-}
-
-/*
- * This version of gettimeofday has microsecond resolution.
- */
-void do_gettimeofday(struct timeval *tv)
-{
-	unsigned long flags;
-	unsigned long seq;
-	unsigned long usec, sec;
-
-	do {
-		seq = read_seqbegin_irqsave(&xtime_lock, flags);
-
-		sec = xtime.tv_sec;
-		usec = xtime.tv_nsec / 1000 + do_gettimeoffset();
-	} while (read_seqretry_irqrestore(&xtime_lock, seq, flags));
-
-	while (usec >= 1000000) {
-		usec -= 1000000;
-		sec++;
-	}
-
-	tv->tv_sec = sec;
-	tv->tv_usec = usec;
-}
-
-EXPORT_SYMBOL(do_gettimeofday);
-
-int do_settimeofday(struct timespec *tv)
-{
-	time_t wtm_sec, sec = tv->tv_sec;
-	long wtm_nsec, nsec = tv->tv_nsec;
-
-	if ((unsigned long)tv->tv_nsec >= NSEC_PER_SEC)
-		return -EINVAL;
-
-	write_seqlock_irq(&xtime_lock);
-	/* This is revolting. We need to set the xtime.tv_nsec
-	 * correctly. However, the value in this location is
-	 * is value at the last tick.
-	 * Discover what correction gettimeofday
-	 * would have done, and then undo it!
-	 */
-	nsec -= do_gettimeoffset() * 1000;
-
-	wtm_sec  = wall_to_monotonic.tv_sec + (xtime.tv_sec - sec);
-	wtm_nsec = wall_to_monotonic.tv_nsec + (xtime.tv_nsec - nsec);
-
-	set_normalized_timespec(&xtime, sec, nsec);
-	set_normalized_timespec(&wall_to_monotonic, wtm_sec, wtm_nsec);
-
-	ntp_clear();
-	write_sequnlock_irq(&xtime_lock);
-	clock_was_set();
-	return 0;
-}
-
-EXPORT_SYMBOL(do_settimeofday);
-
-
 #ifdef CONFIG_PROFILING
-#define s390_do_profile(regs)	profile_tick(CPU_PROFILING, regs)
+#define s390_do_profile()	profile_tick(CPU_PROFILING)
 #else
-#define s390_do_profile(regs)  do { ; } while(0)
+#define s390_do_profile()	do { ; } while(0)
 #endif /* CONFIG_PROFILING */
 
 
@@ -160,7 +94,7 @@ EXPORT_SYMBOL(do_settimeofday);
  * timer_interrupt() needs to keep up the real-time clock,
  * as well as call the "do_timer()" routine every clocktick
  */
-void account_ticks(struct pt_regs *regs)
+void account_ticks(void)
 {
 	__u64 tmp;
 	__u32 ticks;
@@ -221,10 +155,10 @@ void account_ticks(struct pt_regs *regs)
 	account_tick_vtime(current);
 #else
 	while (ticks--)
-		update_process_times(user_mode(regs));
+		update_process_times(user_mode(get_irq_regs()));
 #endif
 
-	s390_do_profile(regs);
+	s390_do_profile();
 }
 
 #ifdef CONFIG_NO_IDLE_HZ
@@ -285,9 +219,11 @@ static inline void stop_hz_timer(void)
  */
 static inline void start_hz_timer(void)
 {
+	BUG_ON(!in_interrupt());
+
 	if (!cpu_isset(smp_processor_id(), nohz_cpu_mask))
 		return;
-	account_ticks(task_pt_regs(current));
+	account_ticks();
 	cpu_clear(smp_processor_id(), nohz_cpu_mask);
 }
 
@@ -337,6 +273,22 @@ void init_cpu_timer(void)
 
 extern void vtime_init(void);
 
+static cycle_t read_tod_clock(void)
+{
+	return get_clock();
+}
+
+static struct clocksource clocksource_tod = {
+	.name		= "tod",
+	.rating		= 100,
+	.read		= read_tod_clock,
+	.mask		= -1ULL,
+	.mult		= 1000,
+	.shift		= 12,
+	.is_continuous	= 1,
+};
+
+
 /*
  * Initialize the TOD clock and the CPU timer of
  * the boot cpu.
@@ -381,6 +333,9 @@ void __init time_init(void)
 					      &ext_int_info_cc) != 0)
                 panic("Couldn't request external interrupt 0x1004");
 
+	if (clocksource_register(&clocksource_tod) != 0)
+		panic("Could not register TOD clock source");
+
         init_cpu_timer();
 
 #ifdef CONFIG_NO_IDLE_HZ
diff --git a/arch/s390/kernel/traps.c b/arch/s390/kernel/traps.c
index 3eb4fab048b8..66375a5e3d12 100644
--- a/arch/s390/kernel/traps.c
+++ b/arch/s390/kernel/traps.c
@@ -61,7 +61,7 @@ extern pgm_check_handler_t do_dat_exception;
 #ifdef CONFIG_PFAULT
 extern int pfault_init(void);
 extern void pfault_fini(void);
-extern void pfault_interrupt(struct pt_regs *regs, __u16 error_code);
+extern void pfault_interrupt(__u16 error_code);
 static ext_int_info_t ext_int_pfault;
 #endif
 extern pgm_check_handler_t do_monitor_call;
@@ -474,7 +474,7 @@ asmlinkage void illegal_op(struct pt_regs * regs, long interruption_code)
 			signal = math_emu_b3(opcode, regs);
                 } else if (opcode[0] == 0xed) {
 			get_user(*((__u32 *) (opcode+2)),
-				 (__u32 *)(location+1));
+				 (__u32 __user *)(location+1));
 			signal = math_emu_ed(opcode, regs);
 		} else if (*((__u16 *) opcode) == 0xb299) {
 			get_user(*((__u16 *) (opcode+2)), location+1);
@@ -499,7 +499,7 @@ asmlinkage void illegal_op(struct pt_regs * regs, long interruption_code)
 		info.si_signo = signal;
 		info.si_errno = 0;
 		info.si_code = SEGV_MAPERR;
-		info.si_addr = (void *) location;
+		info.si_addr = (void __user *) location;
 		do_trap(interruption_code, signal,
 			"user address fault", regs, &info);
 	} else
@@ -520,10 +520,10 @@ asmlinkage void
 specification_exception(struct pt_regs * regs, long interruption_code)
 {
         __u8 opcode[6];
-	__u16 *location = NULL;
+	__u16 __user *location = NULL;
 	int signal = 0;
 
-	location = (__u16 *) get_check_address(regs);
+	location = (__u16 __user *) get_check_address(regs);
 
 	/*
 	 * We got all needed information from the lowcore and can
@@ -632,7 +632,7 @@ asmlinkage void data_exception(struct pt_regs * regs, long interruption_code)
 			break;
                 case 0xed:
 			get_user(*((__u32 *) (opcode+2)),
-				 (__u32 *)(location+1));
+				 (__u32 __user *)(location+1));
 			signal = math_emu_ed(opcode, regs);
 			break;
 	        case 0xb2:
diff --git a/arch/s390/kernel/vtime.c b/arch/s390/kernel/vtime.c
index 2306cd83fca1..1d7d3938b2b1 100644
--- a/arch/s390/kernel/vtime.c
+++ b/arch/s390/kernel/vtime.c
@@ -22,6 +22,7 @@
 
 #include <asm/s390_ext.h>
 #include <asm/timer.h>
+#include <asm/irq_regs.h>
 
 static ext_int_info_t ext_int_info_timer;
 DEFINE_PER_CPU(struct vtimer_queue, virt_cpu_timer);
@@ -241,7 +242,7 @@ static void do_callbacks(struct list_head *cb_list, struct pt_regs *regs)
 /*
  * Handler for the virtual CPU timer.
  */
-static void do_cpu_timer_interrupt(struct pt_regs *regs, __u16 error_code)
+static void do_cpu_timer_interrupt(__u16 error_code)
 {
 	int cpu;
 	__u64 next, delta;
@@ -274,7 +275,7 @@ static void do_cpu_timer_interrupt(struct pt_regs *regs, __u16 error_code)
 		list_move_tail(&event->entry, &cb_list);
 	}
 	spin_unlock(&vt_list->lock);
-	do_callbacks(&cb_list, regs);
+	do_callbacks(&cb_list, get_irq_regs());
 
 	/* next event is first in list */
 	spin_lock(&vt_list->lock);
diff --git a/arch/s390/mm/fault.c b/arch/s390/mm/fault.c
index 9c3c19fe62fc..1c323bbfda91 100644
--- a/arch/s390/mm/fault.c
+++ b/arch/s390/mm/fault.c
@@ -451,7 +451,7 @@ void pfault_fini(void)
 }
 
 asmlinkage void
-pfault_interrupt(struct pt_regs *regs, __u16 error_code)
+pfault_interrupt(__u16 error_code)
 {
 	struct task_struct *tsk;
 	__u16 subcode;
diff --git a/arch/sparc/kernel/irq.c b/arch/sparc/kernel/irq.c
index 72f0201051a0..b3b6680a2a30 100644
--- a/arch/sparc/kernel/irq.c
+++ b/arch/sparc/kernel/irq.c
@@ -46,6 +46,7 @@
 #include <asm/pgtable.h>
 #include <asm/pcic.h>
 #include <asm/cacheflush.h>
+#include <asm/irq_regs.h>
 
 #ifdef CONFIG_SMP
 #define SMP_NOP2 "nop; nop;\n\t"
@@ -133,8 +134,8 @@ static void irq_panic(void)
     prom_halt();
 }
 
-void (*sparc_init_timers)(irqreturn_t (*)(int, void *,struct pt_regs *)) =
-    (void (*)(irqreturn_t (*)(int, void *,struct pt_regs *))) irq_panic;
+void (*sparc_init_timers)(irq_handler_t ) =
+    (void (*)(irq_handler_t )) irq_panic;
 
 /*
  * Dave Redman (djhr@tadpole.co.uk)
@@ -319,12 +320,14 @@ void unexpected_irq(int irq, void *dev_id, struct pt_regs * regs)
 
 void handler_irq(int irq, struct pt_regs * regs)
 {
+	struct pt_regs *old_regs;
 	struct irqaction * action;
 	int cpu = smp_processor_id();
 #ifdef CONFIG_SMP
 	extern void smp4m_irq_rotate(int cpu);
 #endif
 
+	old_regs = set_irq_regs(regs);
 	irq_enter();
 	disable_pil_irq(irq);
 #ifdef CONFIG_SMP
@@ -338,27 +341,31 @@ void handler_irq(int irq, struct pt_regs * regs)
 	do {
 		if (!action || !action->handler)
 			unexpected_irq(irq, NULL, regs);
-		action->handler(irq, action->dev_id, regs);
+		action->handler(irq, action->dev_id);
 		action = action->next;
 	} while (action);
 	sparc_irq[irq].flags &= ~SPARC_IRQ_INPROGRESS;
 	enable_pil_irq(irq);
 	irq_exit();
+	set_irq_regs(old_regs);
 }
 
 #ifdef CONFIG_BLK_DEV_FD
-extern void floppy_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+extern void floppy_interrupt(int irq, void *dev_id)
 
 void sparc_floppy_irq(int irq, void *dev_id, struct pt_regs *regs)
 {
+	struct pt_regs *old_regs;
 	int cpu = smp_processor_id();
 
+	old_regs = set_irq_regs(regs);
 	disable_pil_irq(irq);
 	irq_enter();
 	kstat_cpu(cpu).irqs[irq]++;
-	floppy_interrupt(irq, dev_id, regs);
+	floppy_interrupt(irq, dev_id);
 	irq_exit();
 	enable_pil_irq(irq);
+	set_irq_regs(old_regs);
 	// XXX Eek, it's totally changed with preempt_count() and such
 	// if (softirq_pending(cpu))
 	//	do_softirq();
@@ -369,7 +376,7 @@ void sparc_floppy_irq(int irq, void *dev_id, struct pt_regs *regs)
  * thus no sharing possible.
  */
 int request_fast_irq(unsigned int irq,
-		     irqreturn_t (*handler)(int, void *, struct pt_regs *),
+		     irq_handler_t handler,
 		     unsigned long irqflags, const char *devname)
 {
 	struct irqaction *action;
@@ -468,7 +475,7 @@ out:
 }
 
 int request_irq(unsigned int irq,
-		irqreturn_t (*handler)(int, void *, struct pt_regs *),
+		irq_handler_t handler,
 		unsigned long irqflags, const char * devname, void *dev_id)
 {
 	struct irqaction * action, **actionp;
@@ -478,7 +485,7 @@ int request_irq(unsigned int irq,
 	
 	if (sparc_cpu_model == sun4d) {
 		extern int sun4d_request_irq(unsigned int, 
-					     irqreturn_t (*)(int, void *, struct pt_regs *),
+					     irq_handler_t ,
 					     unsigned long, const char *, void *);
 		return sun4d_request_irq(irq, handler, irqflags, devname, dev_id);
 	}
diff --git a/arch/sparc/kernel/pcic.c b/arch/sparc/kernel/pcic.c
index edb6cc665f56..b4e50ae323bf 100644
--- a/arch/sparc/kernel/pcic.c
+++ b/arch/sparc/kernel/pcic.c
@@ -708,13 +708,13 @@ static void pcic_clear_clock_irq(void)
 	pcic_timer_dummy = readl(pcic0.pcic_regs+PCI_SYS_LIMIT);
 }
 
-static irqreturn_t pcic_timer_handler (int irq, void *h, struct pt_regs *regs)
+static irqreturn_t pcic_timer_handler (int irq, void *h)
 {
 	write_seqlock(&xtime_lock);	/* Dummy, to show that we remember */
 	pcic_clear_clock_irq();
 	do_timer(1);
 #ifndef CONFIG_SMP
-	update_process_times(user_mode(regs));
+	update_process_times(user_mode(get_irq_regs()));
 #endif
 	write_sequnlock(&xtime_lock);
 	return IRQ_HANDLED;
diff --git a/arch/sparc/kernel/prom.c b/arch/sparc/kernel/prom.c
index 4ca9e5fc97f4..2cc302b6bec0 100644
--- a/arch/sparc/kernel/prom.c
+++ b/arch/sparc/kernel/prom.c
@@ -243,7 +243,7 @@ int of_set_property(struct device_node *dp, const char *name, void *val, int len
 			void *old_val = prop->value;
 			int ret;
 
-			ret = prom_setprop(dp->node, name, val, len);
+			ret = prom_setprop(dp->node, (char *) name, val, len);
 			err = -EINVAL;
 			if (ret >= 0) {
 				prop->value = new_val;
@@ -477,7 +477,10 @@ static struct property * __init build_one_prop(phandle node, char *prev, char *s
 			p->length = 0;
 		} else {
 			p->value = prom_early_alloc(p->length + 1);
-			prom_getproperty(node, p->name, p->value, p->length);
+			len = prom_getproperty(node, p->name, p->value,
+					       p->length);
+			if (len <= 0)
+				p->length = 0;
 			((unsigned char *)p->value)[p->length] = '\0';
 		}
 	}
diff --git a/arch/sparc/kernel/sparc_ksyms.c b/arch/sparc/kernel/sparc_ksyms.c
index 4d441a554d35..33dadd9f2871 100644
--- a/arch/sparc/kernel/sparc_ksyms.c
+++ b/arch/sparc/kernel/sparc_ksyms.c
@@ -87,6 +87,7 @@ extern void ___set_bit(void);
 extern void ___clear_bit(void);
 extern void ___change_bit(void);
 extern void ___rw_read_enter(void);
+extern void ___rw_read_try(void);
 extern void ___rw_read_exit(void);
 extern void ___rw_write_enter(void);
 
@@ -104,8 +105,9 @@ extern unsigned _Urem(unsigned, unsigned);
 EXPORT_SYMBOL(sparc_cpu_model);
 EXPORT_SYMBOL(kernel_thread);
 #ifdef CONFIG_SMP
-// XXX find what uses (or used) these.
+// XXX find what uses (or used) these.   AV: see asm/spinlock.h
 EXPORT_SYMBOL(___rw_read_enter);
+EXPORT_SYMBOL(___rw_read_try);
 EXPORT_SYMBOL(___rw_read_exit);
 EXPORT_SYMBOL(___rw_write_enter);
 #endif
diff --git a/arch/sparc/kernel/sun4c_irq.c b/arch/sparc/kernel/sun4c_irq.c
index 4be2c86ea540..009e891a4329 100644
--- a/arch/sparc/kernel/sun4c_irq.c
+++ b/arch/sparc/kernel/sun4c_irq.c
@@ -154,7 +154,7 @@ static void sun4c_load_profile_irq(int cpu, unsigned int limit)
 	/* Errm.. not sure how to do this.. */
 }
 
-static void __init sun4c_init_timers(irqreturn_t (*counter_fn)(int, void *, struct pt_regs *))
+static void __init sun4c_init_timers(irq_handler_t counter_fn)
 {
 	int irq;
 
diff --git a/arch/sparc/kernel/sun4d_irq.c b/arch/sparc/kernel/sun4d_irq.c
index 74eed9775ac0..d4f9da8170c5 100644
--- a/arch/sparc/kernel/sun4d_irq.c
+++ b/arch/sparc/kernel/sun4d_irq.c
@@ -38,6 +38,7 @@
 #include <asm/sbus.h>
 #include <asm/sbi.h>
 #include <asm/cacheflush.h>
+#include <asm/irq_regs.h>
 
 /* If you trust current SCSI layer to handle different SCSI IRQs, enable this. I don't trust it... -jj */
 /* #define DISTRIBUTE_IRQS */
@@ -198,6 +199,7 @@ extern void unexpected_irq(int, void *, struct pt_regs *);
 
 void sun4d_handler_irq(int irq, struct pt_regs * regs)
 {
+	struct pt_regs *old_regs;
 	struct irqaction * action;
 	int cpu = smp_processor_id();
 	/* SBUS IRQ level (1 - 7) */
@@ -208,6 +210,7 @@ void sun4d_handler_irq(int irq, struct pt_regs * regs)
 	
 	cc_set_iclr(1 << irq);
 	
+	old_regs = set_irq_regs(regs);
 	irq_enter();
 	kstat_cpu(cpu).irqs[irq]++;
 	if (!sbusl) {
@@ -215,7 +218,7 @@ void sun4d_handler_irq(int irq, struct pt_regs * regs)
 		if (!action)
 			unexpected_irq(irq, NULL, regs);
 		do {
-			action->handler(irq, action->dev_id, regs);
+			action->handler(irq, action->dev_id);
 			action = action->next;
 		} while (action);
 	} else {
@@ -242,7 +245,7 @@ void sun4d_handler_irq(int irq, struct pt_regs * regs)
 						if (!action)
 							unexpected_irq(irq, NULL, regs);
 						do {
-							action->handler(irq, action->dev_id, regs);
+							action->handler(irq, action->dev_id);
 							action = action->next;
 						} while (action);
 						release_sbi(SBI2DEVID(sbino), slot);
@@ -250,6 +253,7 @@ void sun4d_handler_irq(int irq, struct pt_regs * regs)
 			}
 	}
 	irq_exit();
+	set_irq_regs(old_regs);
 }
 
 unsigned int sun4d_build_irq(struct sbus_dev *sdev, int irq)
@@ -272,7 +276,7 @@ unsigned int sun4d_sbint_to_irq(struct sbus_dev *sdev, unsigned int sbint)
 }
 
 int sun4d_request_irq(unsigned int irq,
-		irqreturn_t (*handler)(int, void *, struct pt_regs *),
+		irq_handler_t handler,
 		unsigned long irqflags, const char * devname, void *dev_id)
 {
 	struct irqaction *action, *tmp = NULL, **actionp;
@@ -466,7 +470,7 @@ static void sun4d_load_profile_irq(int cpu, unsigned int limit)
 	bw_set_prof_limit(cpu, limit);
 }
 
-static void __init sun4d_init_timers(irqreturn_t (*counter_fn)(int, void *, struct pt_regs *))
+static void __init sun4d_init_timers(irq_handler_t counter_fn)
 {
 	int irq;
 	int cpu;
diff --git a/arch/sparc/kernel/sun4d_smp.c b/arch/sparc/kernel/sun4d_smp.c
index 3ff4edd32815..c80ea61e8ba0 100644
--- a/arch/sparc/kernel/sun4d_smp.c
+++ b/arch/sparc/kernel/sun4d_smp.c
@@ -23,6 +23,7 @@
 
 #include <asm/ptrace.h>
 #include <asm/atomic.h>
+#include <asm/irq_regs.h>
 
 #include <asm/delay.h>
 #include <asm/irq.h>
@@ -369,10 +370,12 @@ void smp4d_message_pass(int target, int msg, unsigned long data, int wait)
 
 void smp4d_percpu_timer_interrupt(struct pt_regs *regs)
 {
+	struct pt_regs *old_regs;
 	int cpu = hard_smp4d_processor_id();
 	static int cpu_tick[NR_CPUS];
 	static char led_mask[] = { 0xe, 0xd, 0xb, 0x7, 0xb, 0xd };
 
+	old_regs = set_irq_regs(regs);
 	bw_get_prof_limit(cpu);	
 	bw_clear_intr_mask(0, 1);	/* INTR_TABLE[0] & 1 is Profile IRQ */
 
@@ -384,7 +387,7 @@ void smp4d_percpu_timer_interrupt(struct pt_regs *regs)
 		show_leds(cpu);
 	}
 
-	profile_tick(CPU_PROFILING, regs);
+	profile_tick(CPU_PROFILING);
 
 	if(!--prof_counter(cpu)) {
 		int user = user_mode(regs);
@@ -395,6 +398,7 @@ void smp4d_percpu_timer_interrupt(struct pt_regs *regs)
 
 		prof_counter(cpu) = prof_multiplier(cpu);
 	}
+	set_irq_regs(old_regs);
 }
 
 extern unsigned int lvl14_resolution;
diff --git a/arch/sparc/kernel/sun4m_irq.c b/arch/sparc/kernel/sun4m_irq.c
index 7cefa301efea..a654c16f4027 100644
--- a/arch/sparc/kernel/sun4m_irq.c
+++ b/arch/sparc/kernel/sun4m_irq.c
@@ -228,7 +228,7 @@ static void sun4m_load_profile_irq(int cpu, unsigned int limit)
 	sun4m_timers->cpu_timers[cpu].l14_timer_limit = limit;
 }
 
-static void __init sun4m_init_timers(irqreturn_t (*counter_fn)(int, void *, struct pt_regs *))
+static void __init sun4m_init_timers(irq_handler_t counter_fn)
 {
 	int reg_count, irq, cpu;
 	struct linux_prom_registers cnt_regs[PROMREG_MAX];
diff --git a/arch/sparc/kernel/sun4m_smp.c b/arch/sparc/kernel/sun4m_smp.c
index 7d4a649138f6..e2d9c018bd56 100644
--- a/arch/sparc/kernel/sun4m_smp.c
+++ b/arch/sparc/kernel/sun4m_smp.c
@@ -19,6 +19,7 @@
 #include <linux/profile.h>
 #include <asm/cacheflush.h>
 #include <asm/tlbflush.h>
+#include <asm/irq_regs.h>
 
 #include <asm/ptrace.h>
 #include <asm/atomic.h>
@@ -353,11 +354,14 @@ void smp4m_cross_call_irq(void)
 
 void smp4m_percpu_timer_interrupt(struct pt_regs *regs)
 {
+	struct pt_regs *old_regs;
 	int cpu = smp_processor_id();
 
+	old_regs = set_irq_regs(regs);
+
 	clear_profile_irq(cpu);
 
-	profile_tick(CPU_PROFILING, regs);
+	profile_tick(CPU_PROFILING);
 
 	if(!--prof_counter(cpu)) {
 		int user = user_mode(regs);
@@ -368,6 +372,7 @@ void smp4m_percpu_timer_interrupt(struct pt_regs *regs)
 
 		prof_counter(cpu) = prof_multiplier(cpu);
 	}
+	set_irq_regs(old_regs);
 }
 
 extern unsigned int lvl14_resolution;
diff --git a/arch/sparc/kernel/tick14.c b/arch/sparc/kernel/tick14.c
index d3b4daac705f..f1a7bd19e04f 100644
--- a/arch/sparc/kernel/tick14.c
+++ b/arch/sparc/kernel/tick14.c
@@ -55,7 +55,7 @@ void install_obp_ticker(void)
 	linux_lvl14[3] =  obp_lvl14[3]; 
 }
 
-void claim_ticker14(irqreturn_t (*handler)(int, void *, struct pt_regs *),
+void claim_ticker14(irq_handler_t handler,
 		    int irq_nr, unsigned int timeout )
 {
 	int cpu = smp_processor_id();
diff --git a/arch/sparc/kernel/time.c b/arch/sparc/kernel/time.c
index e10dc831944d..7dcd1a16c6e4 100644
--- a/arch/sparc/kernel/time.c
+++ b/arch/sparc/kernel/time.c
@@ -42,6 +42,7 @@
 #include <asm/page.h>
 #include <asm/pcic.h>
 #include <asm/of_device.h>
+#include <asm/irq_regs.h>
 
 DEFINE_SPINLOCK(rtc_lock);
 enum sparc_clock_type sp_clock_typ;
@@ -104,13 +105,13 @@ __volatile__ unsigned int *master_l10_limit;
 
 #define TICK_SIZE (tick_nsec / 1000)
 
-irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+irqreturn_t timer_interrupt(int irq, void *dev_id)
 {
 	/* last time the cmos clock got updated */
 	static long last_rtc_update;
 
 #ifndef CONFIG_SMP
-	profile_tick(CPU_PROFILING, regs);
+	profile_tick(CPU_PROFILING);
 #endif
 
 	/* Protect counter clear so that do_gettimeoffset works */
@@ -128,7 +129,7 @@ irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs * regs)
 
 	do_timer(1);
 #ifndef CONFIG_SMP
-	update_process_times(user_mode(regs));
+	update_process_times(user_mode(get_irq_regs()));
 #endif
 
 
diff --git a/arch/sparc/lib/locks.S b/arch/sparc/lib/locks.S
index 95fa48424967..b1df55cb2215 100644
--- a/arch/sparc/lib/locks.S
+++ b/arch/sparc/lib/locks.S
@@ -25,6 +25,15 @@ ___rw_read_enter_spin_on_wlock:
 	 ldstub	[%g1 + 3], %g2
 	b	___rw_read_enter_spin_on_wlock
 	 ldub	[%g1 + 3], %g2
+___rw_read_try_spin_on_wlock:
+	andcc	%g2, 0xff, %g0
+	be,a	___rw_read_try
+	 ldstub	[%g1 + 3], %g2
+	xnorcc	%g2, 0x0, %o0	/* if g2 is ~0, set o0 to 0 and bugger off */
+	bne,a	___rw_read_enter_spin_on_wlock
+	 ld	[%g1], %g2
+	retl
+	 mov	%g4, %o7
 ___rw_read_exit_spin_on_wlock:
 	orcc	%g2, 0x0, %g0
 	be,a	___rw_read_exit
@@ -60,6 +69,17 @@ ___rw_read_exit:
 	retl
 	 mov	%g4, %o7
 
+	.globl	___rw_read_try
+___rw_read_try:
+	orcc	%g2, 0x0, %g0
+	bne	___rw_read_try_spin_on_wlock
+	 ld	[%g1], %g2
+	add	%g2, 1, %g2
+	st	%g2, [%g1]
+	set	1, %o1
+	retl
+	 mov	%g4, %o7
+
 	.globl	___rw_write_enter
 ___rw_write_enter:
 	orcc	%g2, 0x0, %g0
diff --git a/arch/sparc64/defconfig b/arch/sparc64/defconfig
index f54ab375464b..dcae559879ae 100644
--- a/arch/sparc64/defconfig
+++ b/arch/sparc64/defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.18
-# Mon Oct  2 14:24:40 2006
+# Linux kernel version: 2.6.19-rc1
+# Thu Oct  5 02:08:41 2006
 #
 CONFIG_SPARC=y
 CONFIG_SPARC64=y
@@ -197,6 +197,7 @@ CONFIG_INET_XFRM_TUNNEL=y
 CONFIG_INET_TUNNEL=y
 CONFIG_INET_XFRM_MODE_TRANSPORT=y
 CONFIG_INET_XFRM_MODE_TUNNEL=y
+CONFIG_INET_XFRM_MODE_BEET=y
 CONFIG_INET_DIAG=y
 CONFIG_INET_TCP_DIAG=y
 # CONFIG_TCP_CONG_ADVANCED is not set
@@ -214,6 +215,7 @@ CONFIG_INET6_XFRM_TUNNEL=m
 CONFIG_INET6_TUNNEL=m
 CONFIG_INET6_XFRM_MODE_TRANSPORT=m
 CONFIG_INET6_XFRM_MODE_TUNNEL=m
+CONFIG_INET6_XFRM_MODE_BEET=m
 # CONFIG_INET6_XFRM_MODE_ROUTEOPTIMIZATION is not set
 CONFIG_IPV6_TUNNEL=m
 # CONFIG_IPV6_SUBTREES is not set
@@ -373,6 +375,7 @@ CONFIG_BLK_DEV_ALI15X3=y
 # CONFIG_BLK_DEV_CS5530 is not set
 # CONFIG_BLK_DEV_HPT34X is not set
 # CONFIG_BLK_DEV_HPT366 is not set
+# CONFIG_BLK_DEV_JMICRON is not set
 # CONFIG_BLK_DEV_SC1200 is not set
 # CONFIG_BLK_DEV_PIIX is not set
 # CONFIG_BLK_DEV_IT821X is not set
@@ -449,10 +452,10 @@ CONFIG_ISCSI_TCP=m
 # CONFIG_SCSI_INIA100 is not set
 # CONFIG_SCSI_STEX is not set
 # CONFIG_SCSI_SYM53C8XX_2 is not set
-# CONFIG_SCSI_IPR is not set
 # CONFIG_SCSI_QLOGIC_1280 is not set
 # CONFIG_SCSI_QLOGICPTI is not set
 # CONFIG_SCSI_QLA_FC is not set
+# CONFIG_SCSI_QLA_ISCSI is not set
 # CONFIG_SCSI_LPFC is not set
 # CONFIG_SCSI_DC395x is not set
 # CONFIG_SCSI_DC390T is not set
@@ -478,6 +481,7 @@ CONFIG_MD_RAID456=m
 CONFIG_MD_MULTIPATH=m
 # CONFIG_MD_FAULTY is not set
 CONFIG_BLK_DEV_DM=m
+# CONFIG_DM_DEBUG is not set
 CONFIG_DM_CRYPT=m
 CONFIG_DM_SNAPSHOT=m
 CONFIG_DM_MIRROR=m
@@ -840,12 +844,12 @@ CONFIG_HWMON=y
 #
 # Misc devices
 #
+# CONFIG_TIFM_CORE is not set
 
 #
 # Multimedia devices
 #
 # CONFIG_VIDEO_DEV is not set
-CONFIG_VIDEO_V4L2=y
 
 #
 # Digital Video Broadcasting Devices
@@ -858,6 +862,7 @@ CONFIG_VIDEO_V4L2=y
 #
 # CONFIG_FIRMWARE_EDID is not set
 CONFIG_FB=y
+CONFIG_FB_DDC=y
 CONFIG_FB_CFB_FILLRECT=y
 CONFIG_FB_CFB_COPYAREA=y
 CONFIG_FB_CFB_IMAGEBLIT=y
@@ -1236,6 +1241,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_JFS_FS is not set
 CONFIG_FS_POSIX_ACL=y
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_MINIX_FS is not set
 # CONFIG_ROMFS_FS is not set
@@ -1279,6 +1285,7 @@ CONFIG_RAMFS=y
 #
 # CONFIG_ADFS_FS is not set
 # CONFIG_AFFS_FS is not set
+# CONFIG_ECRYPT_FS is not set
 # CONFIG_HFS_FS is not set
 # CONFIG_HFSPLUS_FS is not set
 # CONFIG_BEFS_FS is not set
@@ -1355,6 +1362,10 @@ CONFIG_NLS_DEFAULT="iso8859-1"
 # CONFIG_NLS_UTF8 is not set
 
 #
+# Distributed Lock Manager
+#
+
+#
 # Instrumentation Support
 #
 CONFIG_PROFILING=y
diff --git a/arch/sparc64/kernel/ebus.c b/arch/sparc64/kernel/ebus.c
index 8a9b470e1b65..2df25c2b4071 100644
--- a/arch/sparc64/kernel/ebus.c
+++ b/arch/sparc64/kernel/ebus.c
@@ -79,7 +79,7 @@ static void __ebus_dma_reset(struct ebus_dma_info *p, int no_drain)
 	}
 }
 
-static irqreturn_t ebus_dma_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t ebus_dma_irq(int irq, void *dev_id)
 {
 	struct ebus_dma_info *p = dev_id;
 	unsigned long flags;
diff --git a/arch/sparc64/kernel/irq.c b/arch/sparc64/kernel/irq.c
index 4e64724cb9ae..d64b1ea848de 100644
--- a/arch/sparc64/kernel/irq.c
+++ b/arch/sparc64/kernel/irq.c
@@ -522,12 +522,13 @@ void ack_bad_irq(unsigned int virt_irq)
 }
 
 #ifndef CONFIG_SMP
-extern irqreturn_t timer_interrupt(int, void *, struct pt_regs *);
+extern irqreturn_t timer_interrupt(int, void *);
 
 void timer_irq(int irq, struct pt_regs *regs)
 {
 	unsigned long clr_mask = 1 << irq;
 	unsigned long tick_mask = tick_ops->softint_mask;
+	struct pt_regs *old_regs;
 
 	if (get_softint() & tick_mask) {
 		irq = 0;
@@ -535,21 +536,25 @@ void timer_irq(int irq, struct pt_regs *regs)
 	}
 	clear_softint(clr_mask);
 
+	old_regs = set_irq_regs(regs);
 	irq_enter();
 
 	kstat_this_cpu.irqs[0]++;
-	timer_interrupt(irq, NULL, regs);
+	timer_interrupt(irq, NULL);
 
 	irq_exit();
+	set_irq_regs(old_regs);
 }
 #endif
 
 void handler_irq(int irq, struct pt_regs *regs)
 {
 	struct ino_bucket *bucket;
+	struct pt_regs *old_regs;
 
 	clear_softint(1 << irq);
 
+	old_regs = set_irq_regs(regs);
 	irq_enter();
 
 	/* Sliiiick... */
@@ -558,12 +563,13 @@ void handler_irq(int irq, struct pt_regs *regs)
 		struct ino_bucket *next = __bucket(bucket->irq_chain);
 
 		bucket->irq_chain = 0;
-		__do_IRQ(bucket->virt_irq, regs);
+		__do_IRQ(bucket->virt_irq);
 
 		bucket = next;
 	}
 
 	irq_exit();
+	set_irq_regs(old_regs);
 }
 
 struct sun5_timer {
diff --git a/arch/sparc64/kernel/of_device.c b/arch/sparc64/kernel/of_device.c
index 7f9204535770..d822c7c18e1f 100644
--- a/arch/sparc64/kernel/of_device.c
+++ b/arch/sparc64/kernel/of_device.c
@@ -841,7 +841,7 @@ static struct of_device * __init scan_one_device(struct device_node *dp,
 	if (!parent)
 		strcpy(op->dev.bus_id, "root");
 	else
-		strcpy(op->dev.bus_id, dp->path_component_name);
+		sprintf(op->dev.bus_id, "%s@%08x", dp->name, dp->node);
 
 	if (of_device_register(op)) {
 		printk("%s: Could not register of device.\n",
diff --git a/arch/sparc64/kernel/pci_psycho.c b/arch/sparc64/kernel/pci_psycho.c
index 1ec0aab68c08..fda5db223d96 100644
--- a/arch/sparc64/kernel/pci_psycho.c
+++ b/arch/sparc64/kernel/pci_psycho.c
@@ -533,7 +533,7 @@ static void psycho_check_iommu_error(struct pci_controller_info *p,
 #define  PSYCHO_UEAFSR_RESV2	0x00000000007fffffUL /* Reserved                     */
 #define PSYCHO_UE_AFAR	0x0038UL
 
-static irqreturn_t psycho_ue_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t psycho_ue_intr(int irq, void *dev_id)
 {
 	struct pci_controller_info *p = dev_id;
 	unsigned long afsr_reg = p->pbm_A.controller_regs + PSYCHO_UE_AFSR;
@@ -610,7 +610,7 @@ static irqreturn_t psycho_ue_intr(int irq, void *dev_id, struct pt_regs *regs)
 #define  PSYCHO_CEAFSR_RESV2	0x00000000007fffffUL /* Reserved                     */
 #define PSYCHO_CE_AFAR	0x0040UL
 
-static irqreturn_t psycho_ce_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t psycho_ce_intr(int irq, void *dev_id)
 {
 	struct pci_controller_info *p = dev_id;
 	unsigned long afsr_reg = p->pbm_A.controller_regs + PSYCHO_CE_AFSR;
@@ -735,7 +735,7 @@ static irqreturn_t psycho_pcierr_intr_other(struct pci_pbm_info *pbm, int is_pbm
 	return ret;
 }
 
-static irqreturn_t psycho_pcierr_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t psycho_pcierr_intr(int irq, void *dev_id)
 {
 	struct pci_pbm_info *pbm = dev_id;
 	struct pci_controller_info *p = pbm->parent;
diff --git a/arch/sparc64/kernel/pci_sabre.c b/arch/sparc64/kernel/pci_sabre.c
index 45891850b90d..6ec569828c29 100644
--- a/arch/sparc64/kernel/pci_sabre.c
+++ b/arch/sparc64/kernel/pci_sabre.c
@@ -574,7 +574,7 @@ static void sabre_check_iommu_error(struct pci_controller_info *p,
 	spin_unlock_irqrestore(&iommu->lock, flags);
 }
 
-static irqreturn_t sabre_ue_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t sabre_ue_intr(int irq, void *dev_id)
 {
 	struct pci_controller_info *p = dev_id;
 	unsigned long afsr_reg = p->pbm_A.controller_regs + SABRE_UE_AFSR;
@@ -634,7 +634,7 @@ static irqreturn_t sabre_ue_intr(int irq, void *dev_id, struct pt_regs *regs)
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t sabre_ce_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t sabre_ce_intr(int irq, void *dev_id)
 {
 	struct pci_controller_info *p = dev_id;
 	unsigned long afsr_reg = p->pbm_A.controller_regs + SABRE_CE_AFSR;
@@ -726,7 +726,7 @@ static irqreturn_t sabre_pcierr_intr_other(struct pci_controller_info *p)
 	return ret;
 }
 
-static irqreturn_t sabre_pcierr_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t sabre_pcierr_intr(int irq, void *dev_id)
 {
 	struct pci_controller_info *p = dev_id;
 	unsigned long afsr_reg, afar_reg;
diff --git a/arch/sparc64/kernel/pci_schizo.c b/arch/sparc64/kernel/pci_schizo.c
index 75ade83ecc65..66911b126aed 100644
--- a/arch/sparc64/kernel/pci_schizo.c
+++ b/arch/sparc64/kernel/pci_schizo.c
@@ -515,7 +515,7 @@ static void schizo_check_iommu_error(struct pci_controller_info *p,
 #define SCHIZO_UEAFSR_MTAG	0x000000000000e000UL /* Safari */
 #define SCHIZO_UEAFSR_ECCSYND	0x00000000000001ffUL /* Safari */
 
-static irqreturn_t schizo_ue_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t schizo_ue_intr(int irq, void *dev_id)
 {
 	struct pci_controller_info *p = dev_id;
 	unsigned long afsr_reg = p->pbm_B.controller_regs + SCHIZO_UE_AFSR;
@@ -603,7 +603,7 @@ static irqreturn_t schizo_ue_intr(int irq, void *dev_id, struct pt_regs *regs)
 #define SCHIZO_CEAFSR_MTAG	0x000000000000e000UL
 #define SCHIZO_CEAFSR_ECCSYND	0x00000000000001ffUL
 
-static irqreturn_t schizo_ce_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t schizo_ce_intr(int irq, void *dev_id)
 {
 	struct pci_controller_info *p = dev_id;
 	unsigned long afsr_reg = p->pbm_B.controller_regs + SCHIZO_CE_AFSR;
@@ -778,7 +778,7 @@ static irqreturn_t schizo_pcierr_intr_other(struct pci_pbm_info *pbm)
 	return ret;
 }
 
-static irqreturn_t schizo_pcierr_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t schizo_pcierr_intr(int irq, void *dev_id)
 {
 	struct pci_pbm_info *pbm = dev_id;
 	struct pci_controller_info *p = pbm->parent;
@@ -933,7 +933,7 @@ static irqreturn_t schizo_pcierr_intr(int irq, void *dev_id, struct pt_regs *reg
 /* We only expect UNMAP errors here.  The rest of the Safari errors
  * are marked fatal and thus cause a system reset.
  */
-static irqreturn_t schizo_safarierr_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t schizo_safarierr_intr(int irq, void *dev_id)
 {
 	struct pci_controller_info *p = dev_id;
 	u64 errlog;
diff --git a/arch/sparc64/kernel/power.c b/arch/sparc64/kernel/power.c
index 0b9c70627ce4..699b24b890df 100644
--- a/arch/sparc64/kernel/power.c
+++ b/arch/sparc64/kernel/power.c
@@ -35,7 +35,7 @@ static void __iomem *power_reg;
 static DECLARE_WAIT_QUEUE_HEAD(powerd_wait);
 static int button_pressed;
 
-static irqreturn_t power_handler(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t power_handler(int irq, void *dev_id)
 {
 	if (button_pressed == 0) {
 		button_pressed = 1;
diff --git a/arch/sparc64/kernel/sbus.c b/arch/sparc64/kernel/sbus.c
index c49a57795743..01d6d869ea2b 100644
--- a/arch/sparc64/kernel/sbus.c
+++ b/arch/sparc64/kernel/sbus.c
@@ -839,7 +839,7 @@ unsigned int sbus_build_irq(void *buscookie, unsigned int ino)
 #define  SYSIO_UEAFSR_SIZE  0x00001c0000000000UL /* Bad transfer size 2^SIZE  */
 #define  SYSIO_UEAFSR_MID   0x000003e000000000UL /* UPA MID causing the fault */
 #define  SYSIO_UEAFSR_RESV2 0x0000001fffffffffUL /* Reserved                  */
-static irqreturn_t sysio_ue_handler(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t sysio_ue_handler(int irq, void *dev_id)
 {
 	struct sbus_bus *sbus = dev_id;
 	struct sbus_iommu *iommu = sbus->iommu;
@@ -911,7 +911,7 @@ static irqreturn_t sysio_ue_handler(int irq, void *dev_id, struct pt_regs *regs)
 #define  SYSIO_CEAFSR_SIZE  0x00001c0000000000UL /* Bad transfer size 2^SIZE  */
 #define  SYSIO_CEAFSR_MID   0x000003e000000000UL /* UPA MID causing the fault */
 #define  SYSIO_CEAFSR_RESV2 0x0000001fffffffffUL /* Reserved                  */
-static irqreturn_t sysio_ce_handler(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t sysio_ce_handler(int irq, void *dev_id)
 {
 	struct sbus_bus *sbus = dev_id;
 	struct sbus_iommu *iommu = sbus->iommu;
@@ -988,7 +988,7 @@ static irqreturn_t sysio_ce_handler(int irq, void *dev_id, struct pt_regs *regs)
 #define  SYSIO_SBAFSR_SIZE  0x00001c0000000000UL /* Size of transfer          */
 #define  SYSIO_SBAFSR_MID   0x000003e000000000UL /* MID causing the error     */
 #define  SYSIO_SBAFSR_RESV3 0x0000001fffffffffUL /* Reserved                  */
-static irqreturn_t sysio_sbus_error_handler(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t sysio_sbus_error_handler(int irq, void *dev_id)
 {
 	struct sbus_bus *sbus = dev_id;
 	struct sbus_iommu *iommu = sbus->iommu;
diff --git a/arch/sparc64/kernel/smp.c b/arch/sparc64/kernel/smp.c
index f62bf3a2de1a..cc09d8266414 100644
--- a/arch/sparc64/kernel/smp.c
+++ b/arch/sparc64/kernel/smp.c
@@ -31,6 +31,7 @@
 #include <asm/cpudata.h>
 
 #include <asm/irq.h>
+#include <asm/irq_regs.h>
 #include <asm/page.h>
 #include <asm/pgtable.h>
 #include <asm/oplib.h>
@@ -1187,6 +1188,7 @@ void smp_percpu_timer_interrupt(struct pt_regs *regs)
 	unsigned long compare, tick, pstate;
 	int cpu = smp_processor_id();
 	int user = user_mode(regs);
+	struct pt_regs *old_regs;
 
 	/*
 	 * Check for level 14 softint.
@@ -1203,8 +1205,9 @@ void smp_percpu_timer_interrupt(struct pt_regs *regs)
 		clear_softint(tick_mask);
 	}
 
+	old_regs = set_irq_regs(regs);
 	do {
-		profile_tick(CPU_PROFILING, regs);
+		profile_tick(CPU_PROFILING);
 		if (!--prof_counter(cpu)) {
 			irq_enter();
 
@@ -1236,6 +1239,7 @@ void smp_percpu_timer_interrupt(struct pt_regs *regs)
 				     : /* no outputs */
 				     : "r" (pstate));
 	} while (time_after_eq(tick, compare));
+	set_irq_regs(old_regs);
 }
 
 static void __init smp_setup_percpu_timer(void)
diff --git a/arch/sparc64/kernel/time.c b/arch/sparc64/kernel/time.c
index 00f6fc4aaaff..061e1b1fa583 100644
--- a/arch/sparc64/kernel/time.c
+++ b/arch/sparc64/kernel/time.c
@@ -45,6 +45,7 @@
 #include <asm/cpudata.h>
 #include <asm/uaccess.h>
 #include <asm/prom.h>
+#include <asm/irq_regs.h>
 
 DEFINE_SPINLOCK(mostek_lock);
 DEFINE_SPINLOCK(rtc_lock);
@@ -452,7 +453,7 @@ static inline void timer_check_rtc(void)
 	}
 }
 
-irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+irqreturn_t timer_interrupt(int irq, void *dev_id)
 {
 	unsigned long ticks, compare, pstate;
 
@@ -460,8 +461,8 @@ irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs * regs)
 
 	do {
 #ifndef CONFIG_SMP
-		profile_tick(CPU_PROFILING, regs);
-		update_process_times(user_mode(regs));
+		profile_tick(CPU_PROFILING);
+		update_process_times(user_mode(get_irq_regs()));
 #endif
 		do_timer(1);
 
diff --git a/arch/um/drivers/line.c b/arch/um/drivers/line.c
index cfd9f01fd464..426633e5d6e3 100644
--- a/arch/um/drivers/line.c
+++ b/arch/um/drivers/line.c
@@ -20,7 +20,7 @@
 
 #define LINE_BUFSIZE 4096
 
-static irqreturn_t line_interrupt(int irq, void *data, struct pt_regs *unused)
+static irqreturn_t line_interrupt(int irq, void *data)
 {
 	struct chan *chan = data;
 	struct line *line = chan->line;
@@ -364,8 +364,7 @@ void line_unthrottle(struct tty_struct *tty)
 		reactivate_chan(&line->chan_list, line->driver->read_irq);
 }
 
-static irqreturn_t line_write_interrupt(int irq, void *data,
-					struct pt_regs *unused)
+static irqreturn_t line_write_interrupt(int irq, void *data)
 {
 	struct chan *chan = data;
 	struct line *line = chan->line;
@@ -712,7 +711,7 @@ struct winch {
 	struct tty_struct *tty;
 };
 
-static irqreturn_t winch_interrupt(int irq, void *data, struct pt_regs *unused)
+static irqreturn_t winch_interrupt(int irq, void *data)
 {
 	struct winch *winch = data;
 	struct tty_struct *tty;
diff --git a/arch/um/drivers/mconsole_kern.c b/arch/um/drivers/mconsole_kern.c
index a67dcbd78de4..d08bd036ccb8 100644
--- a/arch/um/drivers/mconsole_kern.c
+++ b/arch/um/drivers/mconsole_kern.c
@@ -74,8 +74,7 @@ static void mc_work_proc(void *unused)
 
 static DECLARE_WORK(mconsole_work, mc_work_proc, NULL);
 
-static irqreturn_t mconsole_interrupt(int irq, void *dev_id,
-				      struct pt_regs *regs)
+static irqreturn_t mconsole_interrupt(int irq, void *dev_id)
 {
 	/* long to avoid size mismatch warnings from gcc */
 	long fd;
@@ -674,8 +673,9 @@ static void with_console(struct mc_request *req, void (*proc)(void *),
 static void sysrq_proc(void *arg)
 {
 	char *op = arg;
-
-	handle_sysrq(*op, &current->thread.regs, NULL);
+	struct pt_regs *old_regs = set_irq_regs(&current->thread.regs);
+	handle_sysrq(*op, NULL);
+	set_irq_regs(old_regs);
 }
 
 void mconsole_sysrq(struct mc_request *req)
diff --git a/arch/um/drivers/net_kern.c b/arch/um/drivers/net_kern.c
index c1c5604752fb..ec9eb8bd9432 100644
--- a/arch/um/drivers/net_kern.c
+++ b/arch/um/drivers/net_kern.c
@@ -77,7 +77,7 @@ static void uml_dev_close(void* dev)
 	dev_close( (struct net_device *) dev);
 }
 
-irqreturn_t uml_net_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t uml_net_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct uml_net_private *lp = dev->priv;
diff --git a/arch/um/drivers/pcap_user.h b/arch/um/drivers/pcap_user.h
index 58f9f6a1420f..96b80b565eeb 100644
--- a/arch/um/drivers/pcap_user.h
+++ b/arch/um/drivers/pcap_user.h
@@ -15,7 +15,7 @@ struct pcap_data {
 	void *dev;
 };
 
-extern struct net_user_info pcap_user_info;
+extern const struct net_user_info pcap_user_info;
 
 extern int pcap_user_read(int fd, void *buf, int len, struct pcap_data *pri);
 
diff --git a/arch/um/drivers/port_kern.c b/arch/um/drivers/port_kern.c
index 73755f37a8a8..ce9f3733f73e 100644
--- a/arch/um/drivers/port_kern.c
+++ b/arch/um/drivers/port_kern.c
@@ -47,7 +47,7 @@ struct connection {
 	struct port_list *port;
 };
 
-static irqreturn_t pipe_interrupt(int irq, void *data, struct pt_regs *regs)
+static irqreturn_t pipe_interrupt(int irq, void *data)
 {
 	struct connection *conn = data;
 	int fd;
@@ -152,7 +152,7 @@ void port_work_proc(void *unused)
 
 DECLARE_WORK(port_work, port_work_proc, NULL);
 
-static irqreturn_t port_interrupt(int irq, void *data, struct pt_regs *regs)
+static irqreturn_t port_interrupt(int irq, void *data)
 {
 	struct port_list *port = data;
 
diff --git a/arch/um/drivers/ubd_kern.c b/arch/um/drivers/ubd_kern.c
index f0b0668458b7..bc458f57921b 100644
--- a/arch/um/drivers/ubd_kern.c
+++ b/arch/um/drivers/ubd_kern.c
@@ -524,7 +524,7 @@ static void ubd_handler(void)
 	do_ubd_request(ubd_queue);
 }
 
-static irqreturn_t ubd_intr(int irq, void *dev, struct pt_regs *unused)
+static irqreturn_t ubd_intr(int irq, void *dev)
 {
 	ubd_handler();
 	return(IRQ_HANDLED);
diff --git a/arch/um/drivers/xterm_kern.c b/arch/um/drivers/xterm_kern.c
index 6036ec85895a..a4ce7058e10e 100644
--- a/arch/um/drivers/xterm_kern.c
+++ b/arch/um/drivers/xterm_kern.c
@@ -21,7 +21,7 @@ struct xterm_wait {
 	int new_fd;
 };
 
-static irqreturn_t xterm_interrupt(int irq, void *data, struct pt_regs *regs)
+static irqreturn_t xterm_interrupt(int irq, void *data)
 {
 	struct xterm_wait *xterm = data;
 	int fd;
diff --git a/arch/um/include/irq_kern.h b/arch/um/include/irq_kern.h
index c222d56b1494..4f775597fd5f 100644
--- a/arch/um/include/irq_kern.h
+++ b/arch/um/include/irq_kern.h
@@ -10,12 +10,11 @@
 #include "asm/ptrace.h"
 
 extern int um_request_irq(unsigned int irq, int fd, int type,
-			  irqreturn_t (*handler)(int, void *,
-						 struct pt_regs *),
+			  irq_handler_t handler,
 			  unsigned long irqflags,  const char * devname,
 			  void *dev_id);
 extern int init_aio_irq(int irq, char *name,
-			irqreturn_t (*handler)(int, void *, struct pt_regs *));
+			irq_handler_t handler);
 
 #endif
 
diff --git a/arch/um/kernel/irq.c b/arch/um/kernel/irq.c
index eee97bb81ba5..ef259569fd8c 100644
--- a/arch/um/kernel/irq.c
+++ b/arch/um/kernel/irq.c
@@ -355,14 +355,16 @@ void forward_interrupts(int pid)
  */
 unsigned int do_IRQ(int irq, union uml_pt_regs *regs)
 {
-       irq_enter();
-       __do_IRQ(irq, (struct pt_regs *)regs);
-       irq_exit();
-       return 1;
+	struct pt_regs *old_regs = set_irq_regs((struct pt_regs *)regs);
+	irq_enter();
+	__do_IRQ(irq);
+	irq_exit();
+	set_irq_regs(old_regs);
+	return 1;
 }
 
 int um_request_irq(unsigned int irq, int fd, int type,
-		   irqreturn_t (*handler)(int, void *, struct pt_regs *),
+		   irq_handler_t handler,
 		   unsigned long irqflags, const char * devname,
 		   void *dev_id)
 {
@@ -423,8 +425,7 @@ void __init init_IRQ(void)
 	}
 }
 
-int init_aio_irq(int irq, char *name, irqreturn_t (*handler)(int, void *,
-							     struct pt_regs *))
+int init_aio_irq(int irq, char *name, irq_handler_t handler)
 {
 	int fds[2], err;
 
diff --git a/arch/um/kernel/sigio.c b/arch/um/kernel/sigio.c
index 0ad755ceb212..2b0ab438301c 100644
--- a/arch/um/kernel/sigio.c
+++ b/arch/um/kernel/sigio.c
@@ -17,7 +17,7 @@
 /* Protected by sigio_lock() called from write_sigio_workaround */
 static int sigio_irq_fd = -1;
 
-static irqreturn_t sigio_interrupt(int irq, void *data, struct pt_regs *unused)
+static irqreturn_t sigio_interrupt(int irq, void *data)
 {
 	char c;
 
diff --git a/arch/um/kernel/time.c b/arch/um/kernel/time.c
index a92965f8f9cd..2e354b3ca060 100644
--- a/arch/um/kernel/time.c
+++ b/arch/um/kernel/time.c
@@ -86,7 +86,7 @@ static inline unsigned long long get_time(void)
 	return nsecs;
 }
 
-irqreturn_t um_timer(int irq, void *dev, struct pt_regs *regs)
+irqreturn_t um_timer(int irq, void *dev)
 {
 	unsigned long long nsecs;
 	unsigned long flags;
diff --git a/arch/x86_64/defconfig b/arch/x86_64/defconfig
index 4844b543bed0..47bfba6e9dc4 100644
--- a/arch/x86_64/defconfig
+++ b/arch/x86_64/defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.18-git7
-# Wed Sep 27 21:53:10 2006
+# Linux kernel version: 2.6.19-rc1
+# Thu Oct  5 13:04:43 2006
 #
 CONFIG_X86_64=y
 CONFIG_64BIT=y
@@ -19,6 +19,7 @@ CONFIG_EARLY_PRINTK=y
 CONFIG_GENERIC_ISA_DMA=y
 CONFIG_GENERIC_IOMAP=y
 CONFIG_ARCH_MAY_HAVE_PC_FDC=y
+CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_DMI=y
 CONFIG_AUDIT_ARCH=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
@@ -37,9 +38,11 @@ CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
+# CONFIG_IPC_NS is not set
 CONFIG_POSIX_MQUEUE=y
 # CONFIG_BSD_PROCESS_ACCT is not set
 # CONFIG_TASKSTATS is not set
+# CONFIG_UTS_NS is not set
 # CONFIG_AUDIT is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
@@ -47,9 +50,10 @@ CONFIG_IKCONFIG_PROC=y
 # CONFIG_RELAY is not set
 CONFIG_INITRAMFS_SOURCE=""
 CONFIG_CC_OPTIMIZE_FOR_SIZE=y
+CONFIG_SYSCTL=y
 # CONFIG_EMBEDDED is not set
 CONFIG_UID16=y
-CONFIG_SYSCTL=y
+# CONFIG_SYSCTL_SYSCALL is not set
 CONFIG_KALLSYMS=y
 CONFIG_KALLSYMS_ALL=y
 # CONFIG_KALLSYMS_EXTRA_PASS is not set
@@ -82,6 +86,7 @@ CONFIG_STOP_MACHINE=y
 #
 # Block layer
 #
+CONFIG_BLOCK=y
 CONFIG_LBD=y
 # CONFIG_BLK_DEV_IO_TRACE is not set
 # CONFIG_LSF is not set
@@ -252,9 +257,11 @@ CONFIG_PCI=y
 CONFIG_PCI_DIRECT=y
 CONFIG_PCI_MMCONFIG=y
 CONFIG_PCIEPORTBUS=y
+CONFIG_PCIEAER=y
 CONFIG_PCI_MSI=y
 # CONFIG_PCI_MULTITHREAD_PROBE is not set
 # CONFIG_PCI_DEBUG is not set
+# CONFIG_HT_IRQ is not set
 
 #
 # PCCARD (PCMCIA/CardBus) support
@@ -309,6 +316,7 @@ CONFIG_IP_PNP_DHCP=y
 # CONFIG_INET_TUNNEL is not set
 # CONFIG_INET_XFRM_MODE_TRANSPORT is not set
 # CONFIG_INET_XFRM_MODE_TUNNEL is not set
+# CONFIG_INET_XFRM_MODE_BEET is not set
 CONFIG_INET_DIAG=y
 CONFIG_INET_TCP_DIAG=y
 # CONFIG_TCP_CONG_ADVANCED is not set
@@ -325,6 +333,7 @@ CONFIG_IPV6=y
 # CONFIG_INET6_TUNNEL is not set
 # CONFIG_INET6_XFRM_MODE_TRANSPORT is not set
 # CONFIG_INET6_XFRM_MODE_TUNNEL is not set
+# CONFIG_INET6_XFRM_MODE_BEET is not set
 # CONFIG_INET6_XFRM_MODE_ROUTEOPTIMIZATION is not set
 # CONFIG_IPV6_TUNNEL is not set
 # CONFIG_IPV6_SUBTREES is not set
@@ -473,6 +482,7 @@ CONFIG_BLK_DEV_ATIIXP=y
 # CONFIG_BLK_DEV_CS5530 is not set
 # CONFIG_BLK_DEV_HPT34X is not set
 # CONFIG_BLK_DEV_HPT366 is not set
+# CONFIG_BLK_DEV_JMICRON is not set
 # CONFIG_BLK_DEV_SC1200 is not set
 CONFIG_BLK_DEV_PIIX=y
 # CONFIG_BLK_DEV_IT821X is not set
@@ -564,6 +574,7 @@ CONFIG_MEGARAID_SAS=y
 # CONFIG_SCSI_IPR is not set
 # CONFIG_SCSI_QLOGIC_1280 is not set
 # CONFIG_SCSI_QLA_FC is not set
+# CONFIG_SCSI_QLA_ISCSI is not set
 # CONFIG_SCSI_LPFC is not set
 # CONFIG_SCSI_DC395x is not set
 # CONFIG_SCSI_DC390T is not set
@@ -605,7 +616,6 @@ CONFIG_SATA_INTEL_COMBINED=y
 # CONFIG_PATA_HPT3X3 is not set
 # CONFIG_PATA_IT821X is not set
 # CONFIG_PATA_JMICRON is not set
-# CONFIG_PATA_LEGACY is not set
 # CONFIG_PATA_TRIFLEX is not set
 # CONFIG_PATA_MPIIX is not set
 # CONFIG_PATA_OLDPIIX is not set
@@ -614,7 +624,6 @@ CONFIG_SATA_INTEL_COMBINED=y
 # CONFIG_PATA_OPTI is not set
 # CONFIG_PATA_OPTIDMA is not set
 # CONFIG_PATA_PDC_OLD is not set
-# CONFIG_PATA_QDI is not set
 # CONFIG_PATA_RADISYS is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
@@ -631,6 +640,7 @@ CONFIG_SATA_INTEL_COMBINED=y
 CONFIG_MD=y
 # CONFIG_BLK_DEV_MD is not set
 CONFIG_BLK_DEV_DM=y
+# CONFIG_DM_DEBUG is not set
 # CONFIG_DM_CRYPT is not set
 # CONFIG_DM_SNAPSHOT is not set
 # CONFIG_DM_MIRROR is not set
@@ -819,6 +829,7 @@ CONFIG_NET_POLL_CONTROLLER=y
 # Input device support
 #
 CONFIG_INPUT=y
+# CONFIG_INPUT_FF_MEMLESS is not set
 
 #
 # Userland interfaces
@@ -841,6 +852,7 @@ CONFIG_KEYBOARD_ATKBD=y
 # CONFIG_KEYBOARD_LKKBD is not set
 # CONFIG_KEYBOARD_XTKBD is not set
 # CONFIG_KEYBOARD_NEWTON is not set
+# CONFIG_KEYBOARD_STOWAWAY is not set
 CONFIG_INPUT_MOUSE=y
 CONFIG_MOUSE_PS2=y
 # CONFIG_MOUSE_SERIAL is not set
@@ -1008,6 +1020,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_ADM1026 is not set
 # CONFIG_SENSORS_ADM1031 is not set
 # CONFIG_SENSORS_ADM9240 is not set
+# CONFIG_SENSORS_K8TEMP is not set
 # CONFIG_SENSORS_ASB100 is not set
 # CONFIG_SENSORS_ATXP1 is not set
 # CONFIG_SENSORS_DS1621 is not set
@@ -1034,6 +1047,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_SMSC47M192 is not set
 CONFIG_SENSORS_SMSC47B397=m
 # CONFIG_SENSORS_VIA686A is not set
+# CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
 # CONFIG_SENSORS_W83781D is not set
 # CONFIG_SENSORS_W83791D is not set
@@ -1048,12 +1062,12 @@ CONFIG_SENSORS_SMSC47B397=m
 # Misc devices
 #
 # CONFIG_IBM_ASM is not set
+# CONFIG_TIFM_CORE is not set
 
 #
 # Multimedia devices
 #
 # CONFIG_VIDEO_DEV is not set
-CONFIG_VIDEO_V4L2=y
 
 #
 # Digital Video Broadcasting Devices
@@ -1159,6 +1173,7 @@ CONFIG_USB_STORAGE=y
 # CONFIG_USB_STORAGE_SDDR55 is not set
 # CONFIG_USB_STORAGE_JUMPSHOT is not set
 # CONFIG_USB_STORAGE_ALAUDA is not set
+# CONFIG_USB_STORAGE_KARMA is not set
 # CONFIG_USB_LIBUSUAL is not set
 
 #
@@ -1181,6 +1196,7 @@ CONFIG_USB_HIDINPUT=y
 # CONFIG_USB_ATI_REMOTE2 is not set
 # CONFIG_USB_KEYSPAN_REMOTE is not set
 # CONFIG_USB_APPLETOUCH is not set
+# CONFIG_USB_TRANCEVIBRATOR is not set
 
 #
 # USB Imaging devices
@@ -1212,6 +1228,7 @@ CONFIG_USB_MON=y
 #
 # CONFIG_USB_EMI62 is not set
 # CONFIG_USB_EMI26 is not set
+# CONFIG_USB_ADUTUX is not set
 # CONFIG_USB_AUERSWALD is not set
 # CONFIG_USB_RIO500 is not set
 # CONFIG_USB_LEGOTOWER is not set
@@ -1219,9 +1236,9 @@ CONFIG_USB_MON=y
 # CONFIG_USB_LED is not set
 # CONFIG_USB_CYPRESS_CY7C63 is not set
 # CONFIG_USB_CYTHERM is not set
-# CONFIG_USB_PHIDGETKIT is not set
-# CONFIG_USB_PHIDGETSERVO is not set
+# CONFIG_USB_PHIDGET is not set
 # CONFIG_USB_IDMOUSE is not set
+# CONFIG_USB_FTDI_ELAN is not set
 # CONFIG_USB_APPLEDISPLAY is not set
 # CONFIG_USB_SISUSBVGA is not set
 # CONFIG_USB_LD is not set
@@ -1313,6 +1330,7 @@ CONFIG_REISERFS_FS_POSIX_ACL=y
 # CONFIG_JFS_FS is not set
 CONFIG_FS_POSIX_ACL=y
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_MINIX_FS is not set
 # CONFIG_ROMFS_FS is not set
@@ -1347,8 +1365,10 @@ CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1"
 #
 CONFIG_PROC_FS=y
 CONFIG_PROC_KCORE=y
+CONFIG_PROC_SYSCTL=y
 CONFIG_SYSFS=y
 CONFIG_TMPFS=y
+CONFIG_TMPFS_POSIX_ACL=y
 CONFIG_HUGETLBFS=y
 CONFIG_HUGETLB_PAGE=y
 CONFIG_RAMFS=y
@@ -1398,6 +1418,7 @@ CONFIG_SUNRPC=y
 # CONFIG_CODA_FS is not set
 # CONFIG_AFS_FS is not set
 # CONFIG_9P_FS is not set
+CONFIG_GENERIC_ACL=y
 
 #
 # Partition Types
@@ -1450,6 +1471,10 @@ CONFIG_NLS_ISO8859_15=y
 CONFIG_NLS_UTF8=y
 
 #
+# Distributed Lock Manager
+#
+
+#
 # Instrumentation Support
 #
 CONFIG_PROFILING=y
@@ -1482,11 +1507,13 @@ CONFIG_DETECT_SOFTLOCKUP=y
 # CONFIG_DEBUG_INFO is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_DEBUG_VM is not set
+# CONFIG_DEBUG_LIST is not set
 # CONFIG_FRAME_POINTER is not set
 CONFIG_UNWIND_INFO=y
 CONFIG_STACK_UNWIND=y
 # CONFIG_FORCED_INLINING is not set
 # CONFIG_RCU_TORTURE_TEST is not set
+# CONFIG_LKDTM is not set
 # CONFIG_DEBUG_RODATA is not set
 # CONFIG_IOMMU_DEBUG is not set
 CONFIG_DEBUG_STACKOVERFLOW=y
diff --git a/arch/x86_64/ia32/ptrace32.c b/arch/x86_64/ia32/ptrace32.c
index d18198ed636b..3a7561d4703e 100644
--- a/arch/x86_64/ia32/ptrace32.c
+++ b/arch/x86_64/ia32/ptrace32.c
@@ -205,9 +205,9 @@ static int getreg32(struct task_struct *child, unsigned regno, u32 *val)
 static long ptrace32_siginfo(unsigned request, u32 pid, u32 addr, u32 data)
 {
 	int ret;
-	compat_siginfo_t *si32 = (compat_siginfo_t *)compat_ptr(data);
+	compat_siginfo_t __user *si32 = compat_ptr(data);
 	siginfo_t ssi; 
-	siginfo_t *si = compat_alloc_user_space(sizeof(siginfo_t));
+	siginfo_t __user *si = compat_alloc_user_space(sizeof(siginfo_t));
 	if (request == PTRACE_SETSIGINFO) {
 		memset(&ssi, 0, sizeof(siginfo_t));
 		ret = copy_siginfo_from_user32(&ssi, si32);
diff --git a/arch/x86_64/kernel/apic.c b/arch/x86_64/kernel/apic.c
index 6472e321cad7..4d9d5ed942b2 100644
--- a/arch/x86_64/kernel/apic.c
+++ b/arch/x86_64/kernel/apic.c
@@ -885,14 +885,14 @@ void setup_APIC_extened_lvt(unsigned char lvt_off, unsigned char vector,
  * value into /proc/profile.
  */
 
-void smp_local_timer_interrupt(struct pt_regs *regs)
+void smp_local_timer_interrupt(void)
 {
-	profile_tick(CPU_PROFILING, regs);
+	profile_tick(CPU_PROFILING);
 #ifdef CONFIG_SMP
-	update_process_times(user_mode(regs));
+	update_process_times(user_mode(get_irq_regs()));
 #endif
 	if (apic_runs_main_timer > 1 && smp_processor_id() == boot_cpu_id)
-		main_timer_handler(regs);
+		main_timer_handler();
 	/*
 	 * We take the 'long' return path, and there every subsystem
 	 * grabs the appropriate locks (kernel lock/ irq lock).
@@ -915,6 +915,8 @@ void smp_local_timer_interrupt(struct pt_regs *regs)
  */
 void smp_apic_timer_interrupt(struct pt_regs *regs)
 {
+	struct pt_regs *old_regs = set_irq_regs(regs);
+
 	/*
 	 * the NMI deadlock-detector uses this.
 	 */
@@ -932,8 +934,9 @@ void smp_apic_timer_interrupt(struct pt_regs *regs)
 	 */
 	exit_idle();
 	irq_enter();
-	smp_local_timer_interrupt(regs);
+	smp_local_timer_interrupt();
 	irq_exit();
+	set_irq_regs(old_regs);
 }
 
 /*
diff --git a/arch/x86_64/kernel/entry.S b/arch/x86_64/kernel/entry.S
index b8285cf1a9c3..38a7b2d528e2 100644
--- a/arch/x86_64/kernel/entry.S
+++ b/arch/x86_64/kernel/entry.S
@@ -535,6 +535,8 @@ END(stub_rt_sigreturn)
 1:	incl	%gs:pda_irqcount
 	cmoveq %gs:pda_irqstackptr,%rsp
 	push    %rbp			# backlink for old unwinder
+	CFI_ADJUST_CFA_OFFSET 8
+	CFI_REL_OFFSET rbp,0
 	/*
 	 * We entered an interrupt context - irqs are off:
 	 */
@@ -978,6 +980,11 @@ ENTRY(kernel_thread)
 	call do_fork
 	movq %rax,RAX(%rsp)
 	xorl %edi,%edi
+	test %rax,%rax
+	jnz  1f
+	/* terminate stack in child */
+	movq %rdi,RIP(%rsp)
+1:
 
 	/*
 	 * It isn't worth to check for reschedule here,
@@ -1169,6 +1176,7 @@ ENTRY(call_softirq)
 	incl %gs:pda_irqcount
 	cmove %gs:pda_irqstackptr,%rsp
 	push  %rbp			# backlink for old unwinder
+	CFI_ADJUST_CFA_OFFSET    8
 	call __do_softirq
 	leaveq
 	CFI_DEF_CFA_REGISTER	rsp
diff --git a/arch/x86_64/kernel/genapic_cluster.c b/arch/x86_64/kernel/genapic_cluster.c
index cdb90e671b88..73d76308b955 100644
--- a/arch/x86_64/kernel/genapic_cluster.c
+++ b/arch/x86_64/kernel/genapic_cluster.c
@@ -63,6 +63,13 @@ static cpumask_t cluster_target_cpus(void)
 	return cpumask_of_cpu(0);
 }
 
+static cpumask_t cluster_vector_allocation_domain(int cpu)
+{
+	cpumask_t domain = CPU_MASK_NONE;
+	cpu_set(cpu, domain);
+	return domain;
+}
+
 static void cluster_send_IPI_mask(cpumask_t mask, int vector)
 {
 	send_IPI_mask_sequence(mask, vector);
@@ -119,6 +126,7 @@ struct genapic apic_cluster = {
 	.int_delivery_mode = dest_Fixed,
 	.int_dest_mode = (APIC_DEST_PHYSICAL != 0),
 	.target_cpus = cluster_target_cpus,
+	.vector_allocation_domain = cluster_vector_allocation_domain,
 	.apic_id_registered = cluster_apic_id_registered,
 	.init_apic_ldr = cluster_init_apic_ldr,
 	.send_IPI_all = cluster_send_IPI_all,
diff --git a/arch/x86_64/kernel/genapic_flat.c b/arch/x86_64/kernel/genapic_flat.c
index 50ad153eaac4..0dfc223c1839 100644
--- a/arch/x86_64/kernel/genapic_flat.c
+++ b/arch/x86_64/kernel/genapic_flat.c
@@ -22,6 +22,20 @@ static cpumask_t flat_target_cpus(void)
 	return cpu_online_map;
 }
 
+static cpumask_t flat_vector_allocation_domain(int cpu)
+{
+	/* Careful. Some cpus do not strictly honor the set of cpus
+	 * specified in the interrupt destination when using lowest
+	 * priority interrupt delivery mode.
+	 *
+	 * In particular there was a hyperthreading cpu observed to
+	 * deliver interrupts to the wrong hyperthread when only one
+	 * hyperthread was specified in the interrupt desitination.
+	 */
+	cpumask_t domain = { { [0] = APIC_ALL_CPUS, } };
+	return domain;
+}
+
 /*
  * Set up the logical destination ID.
  *
@@ -121,6 +135,7 @@ struct genapic apic_flat =  {
 	.int_delivery_mode = dest_LowestPrio,
 	.int_dest_mode = (APIC_DEST_LOGICAL != 0),
 	.target_cpus = flat_target_cpus,
+	.vector_allocation_domain = flat_vector_allocation_domain,
 	.apic_id_registered = flat_apic_id_registered,
 	.init_apic_ldr = flat_init_apic_ldr,
 	.send_IPI_all = flat_send_IPI_all,
@@ -141,6 +156,14 @@ static cpumask_t physflat_target_cpus(void)
 	return cpumask_of_cpu(0);
 }
 
+static cpumask_t physflat_vector_allocation_domain(int cpu)
+{
+	cpumask_t domain = CPU_MASK_NONE;
+	cpu_set(cpu, domain);
+	return domain;
+}
+
+
 static void physflat_send_IPI_mask(cpumask_t cpumask, int vector)
 {
 	send_IPI_mask_sequence(cpumask, vector);
@@ -179,6 +202,7 @@ struct genapic apic_physflat =  {
 	.int_delivery_mode = dest_Fixed,
 	.int_dest_mode = (APIC_DEST_PHYSICAL != 0),
 	.target_cpus = physflat_target_cpus,
+	.vector_allocation_domain = physflat_vector_allocation_domain,
 	.apic_id_registered = flat_apic_id_registered,
 	.init_apic_ldr = flat_init_apic_ldr,/*not needed, but shouldn't hurt*/
 	.send_IPI_all = physflat_send_IPI_all,
diff --git a/arch/x86_64/kernel/io_apic.c b/arch/x86_64/kernel/io_apic.c
index 91728d9d3472..771bcf77daf2 100644
--- a/arch/x86_64/kernel/io_apic.c
+++ b/arch/x86_64/kernel/io_apic.c
@@ -47,7 +47,7 @@
 #include <asm/msidef.h>
 #include <asm/hypertransport.h>
 
-static int assign_irq_vector(int irq, cpumask_t mask);
+static int assign_irq_vector(int irq, cpumask_t mask, cpumask_t *result);
 
 #define __apicdebuginit  __init
 
@@ -174,12 +174,10 @@ static void set_ioapic_affinity_irq(unsigned int irq, cpumask_t mask)
 
 	cpus_and(mask, tmp, CPU_MASK_ALL);
 
-	vector = assign_irq_vector(irq, mask);
+	vector = assign_irq_vector(irq, mask, &tmp);
 	if (vector < 0)
 		return;
 
-	cpus_clear(tmp);
-	cpu_set(vector >> 8, tmp);
 	dest = cpu_mask_to_apicid(tmp);
 
 	/*
@@ -188,7 +186,7 @@ static void set_ioapic_affinity_irq(unsigned int irq, cpumask_t mask)
 	dest = SET_APIC_LOGICAL_ID(dest);
 
 	spin_lock_irqsave(&ioapic_lock, flags);
-	__target_IO_APIC_irq(irq, dest, vector & 0xff);
+	__target_IO_APIC_irq(irq, dest, vector);
 	set_native_irq_info(irq, mask);
 	spin_unlock_irqrestore(&ioapic_lock, flags);
 }
@@ -563,9 +561,45 @@ static inline int IO_APIC_irq_trigger(int irq)
 }
 
 /* irq_vectors is indexed by the sum of all RTEs in all I/O APICs. */
-unsigned int irq_vector[NR_IRQ_VECTORS] __read_mostly = { FIRST_EXTERNAL_VECTOR, 0 };
+static u8 irq_vector[NR_IRQ_VECTORS] __read_mostly = {
+	[0] = FIRST_EXTERNAL_VECTOR + 0,
+	[1] = FIRST_EXTERNAL_VECTOR + 1,
+	[2] = FIRST_EXTERNAL_VECTOR + 2,
+	[3] = FIRST_EXTERNAL_VECTOR + 3,
+	[4] = FIRST_EXTERNAL_VECTOR + 4,
+	[5] = FIRST_EXTERNAL_VECTOR + 5,
+	[6] = FIRST_EXTERNAL_VECTOR + 6,
+	[7] = FIRST_EXTERNAL_VECTOR + 7,
+	[8] = FIRST_EXTERNAL_VECTOR + 8,
+	[9] = FIRST_EXTERNAL_VECTOR + 9,
+	[10] = FIRST_EXTERNAL_VECTOR + 10,
+	[11] = FIRST_EXTERNAL_VECTOR + 11,
+	[12] = FIRST_EXTERNAL_VECTOR + 12,
+	[13] = FIRST_EXTERNAL_VECTOR + 13,
+	[14] = FIRST_EXTERNAL_VECTOR + 14,
+	[15] = FIRST_EXTERNAL_VECTOR + 15,
+};
+
+static cpumask_t irq_domain[NR_IRQ_VECTORS] __read_mostly = {
+	[0] = CPU_MASK_ALL,
+	[1] = CPU_MASK_ALL,
+	[2] = CPU_MASK_ALL,
+	[3] = CPU_MASK_ALL,
+	[4] = CPU_MASK_ALL,
+	[5] = CPU_MASK_ALL,
+	[6] = CPU_MASK_ALL,
+	[7] = CPU_MASK_ALL,
+	[8] = CPU_MASK_ALL,
+	[9] = CPU_MASK_ALL,
+	[10] = CPU_MASK_ALL,
+	[11] = CPU_MASK_ALL,
+	[12] = CPU_MASK_ALL,
+	[13] = CPU_MASK_ALL,
+	[14] = CPU_MASK_ALL,
+	[15] = CPU_MASK_ALL,
+};
 
-static int __assign_irq_vector(int irq, cpumask_t mask)
+static int __assign_irq_vector(int irq, cpumask_t mask, cpumask_t *result)
 {
 	/*
 	 * NOTE! The local APIC isn't very good at handling
@@ -587,16 +621,24 @@ static int __assign_irq_vector(int irq, cpumask_t mask)
 
 	BUG_ON((unsigned)irq >= NR_IRQ_VECTORS);
 
-	if (IO_APIC_VECTOR(irq) > 0)
-		old_vector = IO_APIC_VECTOR(irq);
-	if ((old_vector > 0) && cpu_isset(old_vector >> 8, mask)) {
-		return old_vector;
+	if (irq_vector[irq] > 0)
+		old_vector = irq_vector[irq];
+	if (old_vector > 0) {
+		cpus_and(*result, irq_domain[irq], mask);
+		if (!cpus_empty(*result))
+			return old_vector;
 	}
 
 	for_each_cpu_mask(cpu, mask) {
+		cpumask_t domain;
+		int first, new_cpu;
 		int vector, offset;
-		vector = pos[cpu].vector;
-		offset = pos[cpu].offset;
+
+		domain = vector_allocation_domain(cpu);
+		first = first_cpu(domain);
+
+		vector = pos[first].vector;
+		offset = pos[first].offset;
 next:
 		vector += 8;
 		if (vector >= FIRST_SYSTEM_VECTOR) {
@@ -604,35 +646,40 @@ next:
 			offset = (offset + 1) % 8;
 			vector = FIRST_DEVICE_VECTOR + offset;
 		}
-		if (unlikely(pos[cpu].vector == vector))
+		if (unlikely(pos[first].vector == vector))
 			continue;
 		if (vector == IA32_SYSCALL_VECTOR)
 			goto next;
-		if (per_cpu(vector_irq, cpu)[vector] != -1)
-			goto next;
+		for_each_cpu_mask(new_cpu, domain)
+			if (per_cpu(vector_irq, cpu)[vector] != -1)
+				goto next;
 		/* Found one! */
-		pos[cpu].vector = vector;
-		pos[cpu].offset = offset;
+		for_each_cpu_mask(new_cpu, domain) {
+			pos[cpu].vector = vector;
+			pos[cpu].offset = offset;
+		}
 		if (old_vector >= 0) {
-			int old_cpu = old_vector >> 8;
-			old_vector &= 0xff;
-			per_cpu(vector_irq, old_cpu)[old_vector] = -1;
+			int old_cpu;
+			for_each_cpu_mask(old_cpu, domain)
+				per_cpu(vector_irq, old_cpu)[old_vector] = -1;
 		}
-		per_cpu(vector_irq, cpu)[vector] = irq;
-		vector |= cpu << 8;
-		IO_APIC_VECTOR(irq) = vector;
+		for_each_cpu_mask(new_cpu, domain)
+			per_cpu(vector_irq, new_cpu)[vector] = irq;
+		irq_vector[irq] = vector;
+		irq_domain[irq] = domain;
+		cpus_and(*result, domain, mask);
 		return vector;
 	}
 	return -ENOSPC;
 }
 
-static int assign_irq_vector(int irq, cpumask_t mask)
+static int assign_irq_vector(int irq, cpumask_t mask, cpumask_t *result)
 {
 	int vector;
 	unsigned long flags;
 
 	spin_lock_irqsave(&vector_lock, flags);
-	vector = __assign_irq_vector(irq, mask);
+	vector = __assign_irq_vector(irq, mask, result);
 	spin_unlock_irqrestore(&vector_lock, flags);
 	return vector;
 }
@@ -704,14 +751,12 @@ static void __init setup_IO_APIC_irqs(void)
 
 		if (IO_APIC_IRQ(irq)) {
 			cpumask_t mask;
-			vector = assign_irq_vector(irq, TARGET_CPUS);
+			vector = assign_irq_vector(irq, TARGET_CPUS, &mask);
 			if (vector < 0)
 				continue;
 
-			cpus_clear(mask);
-			cpu_set(vector >> 8, mask);
 			entry.dest.logical.logical_dest = cpu_mask_to_apicid(mask);
-			entry.vector = vector & 0xff;
+			entry.vector = vector;
 
 			ioapic_register_intr(irq, vector, IOAPIC_AUTO);
 			if (!apic && (irq < 16))
@@ -1289,7 +1334,7 @@ static inline void init_IO_APIC_traps(void)
 	 */
 	for (irq = 0; irq < NR_IRQS ; irq++) {
 		int tmp = irq;
-		if (IO_APIC_IRQ(tmp) && !IO_APIC_VECTOR(tmp)) {
+		if (IO_APIC_IRQ(tmp) && !irq_vector[tmp]) {
 			/*
 			 * Hmm.. We don't have an entry for this,
 			 * so default to an old-fashioned 8259
@@ -1430,12 +1475,13 @@ static inline void check_timer(void)
 {
 	int apic1, pin1, apic2, pin2;
 	int vector;
+	cpumask_t mask;
 
 	/*
 	 * get/set the timer IRQ vector:
 	 */
 	disable_8259A_irq(0);
-	vector = assign_irq_vector(0, TARGET_CPUS);
+	vector = assign_irq_vector(0, TARGET_CPUS, &mask);
 
 	/*
 	 * Subtle, code in do_timer_interrupt() expects an AEOI
@@ -1667,6 +1713,7 @@ int create_irq(void)
 	int new;
 	int vector = 0;
 	unsigned long flags;
+	cpumask_t mask;
 
 	irq = -ENOSPC;
 	spin_lock_irqsave(&vector_lock, flags);
@@ -1675,7 +1722,7 @@ int create_irq(void)
 			continue;
 		if (irq_vector[new] != 0)
 			continue;
-		vector = __assign_irq_vector(new, TARGET_CPUS);
+		vector = __assign_irq_vector(new, TARGET_CPUS, &mask);
 		if (likely(vector > 0))
 			irq = new;
 		break;
@@ -1707,13 +1754,10 @@ static int msi_compose_msg(struct pci_dev *pdev, unsigned int irq, struct msi_ms
 {
 	int vector;
 	unsigned dest;
+	cpumask_t tmp;
 
-	vector = assign_irq_vector(irq, TARGET_CPUS);
+	vector = assign_irq_vector(irq, TARGET_CPUS, &tmp);
 	if (vector >= 0) {
-		cpumask_t tmp;
-
-		cpus_clear(tmp);
-		cpu_set(vector >> 8, tmp);
 		dest = cpu_mask_to_apicid(tmp);
 
 		msg->address_hi = MSI_ADDR_BASE_HI;
@@ -1752,12 +1796,10 @@ static void set_msi_irq_affinity(unsigned int irq, cpumask_t mask)
 
 	cpus_and(mask, tmp, CPU_MASK_ALL);
 
-	vector = assign_irq_vector(irq, mask);
+	vector = assign_irq_vector(irq, mask, &tmp);
 	if (vector < 0)
 		return;
 
-	cpus_clear(tmp);
-	cpu_set(vector >> 8, tmp);
 	dest = cpu_mask_to_apicid(tmp);
 
 	read_msi_msg(irq, &msg);
@@ -1844,12 +1886,10 @@ static void set_ht_irq_affinity(unsigned int irq, cpumask_t mask)
 
 	cpus_and(mask, tmp, CPU_MASK_ALL);
 
-	vector = assign_irq_vector(irq, mask);
+	vector = assign_irq_vector(irq, mask, &tmp);
 	if (vector < 0)
 		return;
 
-	cpus_clear(tmp);
-	cpu_set(vector >> 8, tmp);
 	dest = cpu_mask_to_apicid(tmp);
 
 	target_ht_irq(irq, dest, vector & 0xff);
@@ -1871,15 +1911,13 @@ static struct hw_interrupt_type ht_irq_chip = {
 int arch_setup_ht_irq(unsigned int irq, struct pci_dev *dev)
 {
 	int vector;
+	cpumask_t tmp;
 
-	vector = assign_irq_vector(irq, TARGET_CPUS);
+	vector = assign_irq_vector(irq, TARGET_CPUS, &tmp);
 	if (vector >= 0) {
 		u32 low, high;
 		unsigned dest;
-		cpumask_t tmp;
 
-		cpus_clear(tmp);
-		cpu_set(vector >> 8, tmp);
 		dest = cpu_mask_to_apicid(tmp);
 
 		high = 	HT_IRQ_HIGH_DEST_ID(dest);
@@ -1945,13 +1983,10 @@ int io_apic_set_pci_routing (int ioapic, int pin, int irq, int triggering, int p
 		add_pin_to_irq(irq, ioapic, pin);
 
 
-	vector = assign_irq_vector(irq, TARGET_CPUS);
+	vector = assign_irq_vector(irq, TARGET_CPUS, &mask);
 	if (vector < 0)
 		return vector;
 
-	cpus_clear(mask);
-	cpu_set(vector >> 8, mask);
-
 	/*
 	 * Generate a PCI IRQ routing entry and program the IOAPIC accordingly.
 	 * Note that we mask (disable) IRQs now -- these get enabled when the
diff --git a/arch/x86_64/kernel/irq.c b/arch/x86_64/kernel/irq.c
index 506f27c85ca5..dff68eb2b787 100644
--- a/arch/x86_64/kernel/irq.c
+++ b/arch/x86_64/kernel/irq.c
@@ -103,7 +103,9 @@ skip:
  * handlers).
  */
 asmlinkage unsigned int do_IRQ(struct pt_regs *regs)
-{	
+{
+	struct pt_regs *old_regs = set_irq_regs(regs);
+
 	/* high bit used in ret_from_ code  */
 	unsigned vector = ~regs->orig_rax;
 	unsigned irq;
@@ -112,18 +114,19 @@ asmlinkage unsigned int do_IRQ(struct pt_regs *regs)
 	irq_enter();
 	irq = __get_cpu_var(vector_irq)[vector];
 
-	if (unlikely(irq >= NR_IRQS)) {
-		printk(KERN_EMERG "%s: cannot handle IRQ %d\n",
-					__FUNCTION__, irq);
-		BUG();
-	}
-
 #ifdef CONFIG_DEBUG_STACKOVERFLOW
 	stack_overflow_check(regs);
 #endif
-	generic_handle_irq(irq, regs);
+
+	if (likely(irq < NR_IRQS))
+		generic_handle_irq(irq);
+	else
+		printk(KERN_EMERG "%s: %d.%d No irq handler for vector\n",
+			__func__, smp_processor_id(), vector);
+
 	irq_exit();
 
+	set_irq_regs(old_regs);
 	return 1;
 }
 
diff --git a/arch/x86_64/kernel/pci-calgary.c b/arch/x86_64/kernel/pci-calgary.c
index f760045d6d35..b3296cc2f2f2 100644
--- a/arch/x86_64/kernel/pci-calgary.c
+++ b/arch/x86_64/kernel/pci-calgary.c
@@ -2,8 +2,9 @@
  * Derived from arch/powerpc/kernel/iommu.c
  *
  * Copyright (C) IBM Corporation, 2006
+ * Copyright (C) 2006  Jon Mason <jdmason@kudzu.us>
  *
- * Author: Jon Mason <jdmason@us.ibm.com>
+ * Author: Jon Mason <jdmason@kudzu.us>
  * Author: Muli Ben-Yehuda <muli@il.ibm.com>
 
  * This program is free software; you can redistribute it and/or modify
@@ -714,7 +715,7 @@ static void calgary_watchdog(unsigned long data)
 
 	/* If no error, the agent ID in the CSR is not valid */
 	if (val32 & CSR_AGENT_MASK) {
-		printk(KERN_EMERG "calgary_watchdog: DMA error on bus %d, "
+		printk(KERN_EMERG "calgary_watchdog: DMA error on PHB %#x, "
 				  "CSR = %#x\n", dev->bus->number, val32);
 		writel(0, target);
 
@@ -748,7 +749,7 @@ static void __init calgary_enable_translation(struct pci_dev *dev)
 	val32 = be32_to_cpu(readl(target));
 	val32 |= PHB_TCE_ENABLE | PHB_DAC_DISABLE | PHB_MCSR_ENABLE;
 
-	printk(KERN_INFO "Calgary: enabling translation on PHB %d\n", busnum);
+	printk(KERN_INFO "Calgary: enabling translation on PHB %#x\n", busnum);
 	printk(KERN_INFO "Calgary: errant DMAs will now be prevented on this "
 	       "bus.\n");
 
@@ -778,7 +779,7 @@ static void __init calgary_disable_translation(struct pci_dev *dev)
 	val32 = be32_to_cpu(readl(target));
 	val32 &= ~(PHB_TCE_ENABLE | PHB_DAC_DISABLE | PHB_MCSR_ENABLE);
 
-	printk(KERN_INFO "Calgary: disabling translation on PHB %d!\n", busnum);
+	printk(KERN_INFO "Calgary: disabling translation on PHB %#x!\n", busnum);
 	writel(cpu_to_be32(val32), target);
 	readl(target); /* flush */
 
@@ -790,7 +791,16 @@ static inline unsigned int __init locate_register_space(struct pci_dev *dev)
 	int rionodeid;
 	u32 address;
 
-	rionodeid = (dev->bus->number % 15 > 4) ? 3 : 2;
+	/*
+	 * Each Calgary has four busses. The first four busses (first Calgary)
+	 * have RIO node ID 2, then the next four (second Calgary) have RIO
+	 * node ID 3, the next four (third Calgary) have node ID 2 again, etc.
+	 * We use a gross hack - relying on the dev->bus->number ordering,
+	 * modulo 14 - to decide which Calgary a given bus is on. Busses 0, 1,
+	 * 2 and 4 are on the first Calgary (id 2), 6, 8, a and c are on the
+	 * second (id 3), and then it repeats modulo 14.
+ 	 */
+	rionodeid = (dev->bus->number % 14 > 4) ? 3 : 2;
 	/*
 	 * register space address calculation as follows:
 	 * FE0MB-8MB*OneBasedChassisNumber+1MB*(RioNodeId-ChassisBase)
@@ -798,7 +808,7 @@ static inline unsigned int __init locate_register_space(struct pci_dev *dev)
 	 * RioNodeId is 2 for first Calgary, 3 for second Calgary
 	 */
 	address = START_ADDRESS	-
-		(0x800000 * (ONE_BASED_CHASSIS_NUM + dev->bus->number / 15)) +
+		(0x800000 * (ONE_BASED_CHASSIS_NUM + dev->bus->number / 14)) +
 		(0x100000) * (rionodeid - CHASSIS_BASE);
 	return address;
 }
@@ -816,6 +826,8 @@ static int __init calgary_init_one(struct pci_dev *dev)
 	void __iomem *bbar;
 	int ret;
 
+	BUG_ON(dev->bus->number >= MAX_PHB_BUS_NUM);
+
 	address = locate_register_space(dev);
 	/* map entire 1MB of Calgary config space */
 	bbar = ioremap_nocache(address, 1024 * 1024);
@@ -842,10 +854,10 @@ done:
 
 static int __init calgary_init(void)
 {
-	int i, ret = -ENODEV;
+	int ret = -ENODEV;
 	struct pci_dev *dev = NULL;
 
-	for (i = 0; i < MAX_PHB_BUS_NUM; i++) {
+	do {
 		dev = pci_get_device(PCI_VENDOR_ID_IBM,
 				     PCI_DEVICE_ID_IBM_CALGARY,
 				     dev);
@@ -861,12 +873,12 @@ static int __init calgary_init(void)
 		ret = calgary_init_one(dev);
 		if (ret)
 			goto error;
-	}
+	} while (1);
 
 	return ret;
 
 error:
-	for (i--; i >= 0; i--) {
+	do {
 		dev = pci_find_device_reverse(PCI_VENDOR_ID_IBM,
 					      PCI_DEVICE_ID_IBM_CALGARY,
 					      dev);
@@ -882,7 +894,7 @@ error:
 		calgary_disable_translation(dev);
 		calgary_free_bus(dev);
 		pci_dev_put(dev); /* Undo calgary_init_one()'s pci_dev_get() */
-	}
+	} while (1);
 
 	return ret;
 }
@@ -1052,7 +1064,7 @@ static int __init calgary_parse_options(char *p)
 
 			if (bridge < MAX_PHB_BUS_NUM) {
 				printk(KERN_INFO "Calgary: disabling "
-				       "translation for PHB 0x%x\n", bridge);
+				       "translation for PHB %#x\n", bridge);
 				bus_info[bridge].translation_disabled = 1;
 			}
 		}
diff --git a/arch/x86_64/kernel/process.c b/arch/x86_64/kernel/process.c
index de10cb8a2c97..5e95b257ee26 100644
--- a/arch/x86_64/kernel/process.c
+++ b/arch/x86_64/kernel/process.c
@@ -615,6 +615,9 @@ __switch_to(struct task_struct *prev_p, struct task_struct *next_p)
 		prev->gsindex = gsindex;
 	}
 
+	/* Must be after DS reload */
+	unlazy_fpu(prev_p);
+
 	/* 
 	 * Switch the PDA and FPU contexts.
 	 */
@@ -622,10 +625,6 @@ __switch_to(struct task_struct *prev_p, struct task_struct *next_p)
 	write_pda(oldrsp, next->userrsp); 
 	write_pda(pcurrent, next_p); 
 
-	/* This must be here to ensure both math_state_restore() and
-	   kernel_fpu_begin() work consistently. 
-	   And the AMD workaround requires it to be after DS reload. */
-	unlazy_fpu(prev_p);
 	write_pda(kernelstack,
 	(unsigned long)task_stack_page(next_p) + THREAD_SIZE - PDA_STACKOFFSET);
 #ifdef CONFIG_CC_STACKPROTECTOR
diff --git a/arch/x86_64/kernel/time.c b/arch/x86_64/kernel/time.c
index 557e92af7bea..1ba5a442ac32 100644
--- a/arch/x86_64/kernel/time.c
+++ b/arch/x86_64/kernel/time.c
@@ -302,20 +302,20 @@ unsigned long long monotonic_clock(void)
 }
 EXPORT_SYMBOL(monotonic_clock);
 
-static noinline void handle_lost_ticks(int lost, struct pt_regs *regs)
+static noinline void handle_lost_ticks(int lost)
 {
 	static long lost_count;
 	static int warned;
 	if (report_lost_ticks) {
 		printk(KERN_WARNING "time.c: Lost %d timer tick(s)! ", lost);
-		print_symbol("rip %s)\n", regs->rip);
+		print_symbol("rip %s)\n", get_irq_regs()->rip);
 	}
 
 	if (lost_count == 1000 && !warned) {
 		printk(KERN_WARNING "warning: many lost ticks.\n"
 		       KERN_WARNING "Your time source seems to be instable or "
 		   		"some driver is hogging interupts\n");
-		print_symbol("rip %s\n", regs->rip);
+		print_symbol("rip %s\n", get_irq_regs()->rip);
 		if (vxtime.mode == VXTIME_TSC && vxtime.hpet_address) {
 			printk(KERN_WARNING "Falling back to HPET\n");
 			if (hpet_use_timer)
@@ -339,7 +339,7 @@ static noinline void handle_lost_ticks(int lost, struct pt_regs *regs)
 #endif
 }
 
-void main_timer_handler(struct pt_regs *regs)
+void main_timer_handler(void)
 {
 	static unsigned long rtc_update = 0;
 	unsigned long tsc;
@@ -411,7 +411,7 @@ void main_timer_handler(struct pt_regs *regs)
 	}
 
 	if (lost > 0)
-		handle_lost_ticks(lost, regs);
+		handle_lost_ticks(lost);
 	else
 		lost = 0;
 
@@ -421,7 +421,7 @@ void main_timer_handler(struct pt_regs *regs)
 
 	do_timer(lost + 1);
 #ifndef CONFIG_SMP
-	update_process_times(user_mode(regs));
+	update_process_times(user_mode(get_irq_regs()));
 #endif
 
 /*
@@ -431,7 +431,7 @@ void main_timer_handler(struct pt_regs *regs)
  */
 
 	if (!using_apic_timer)
-		smp_local_timer_interrupt(regs);
+		smp_local_timer_interrupt();
 
 /*
  * If we have an externally synchronized Linux clock, then update CMOS clock
@@ -450,11 +450,11 @@ void main_timer_handler(struct pt_regs *regs)
 	write_sequnlock(&xtime_lock);
 }
 
-static irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t timer_interrupt(int irq, void *dev_id)
 {
 	if (apic_runs_main_timer > 1)
 		return IRQ_HANDLED;
-	main_timer_handler(regs);
+	main_timer_handler();
 	if (using_apic_timer)
 		smp_send_timer_broadcast_ipi();
 	return IRQ_HANDLED;
@@ -1337,7 +1337,7 @@ irqreturn_t hpet_rtc_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 	}
 	if (call_rtc_interrupt) {
 		rtc_int_flag |= (RTC_IRQF | (RTC_NUM_INTS << 8));
-		rtc_interrupt(rtc_int_flag, dev_id, regs);
+		rtc_interrupt(rtc_int_flag, dev_id);
 	}
 	return IRQ_HANDLED;
 }
diff --git a/arch/x86_64/kernel/traps.c b/arch/x86_64/kernel/traps.c
index 01f2a8d254c2..7819022a8db5 100644
--- a/arch/x86_64/kernel/traps.c
+++ b/arch/x86_64/kernel/traps.c
@@ -23,6 +23,7 @@
 #include <linux/delay.h>
 #include <linux/spinlock.h>
 #include <linux/interrupt.h>
+#include <linux/kallsyms.h>
 #include <linux/module.h>
 #include <linux/moduleparam.h>
 #include <linux/nmi.h>
@@ -115,7 +116,6 @@ static int call_trace = 1;
 #endif
 
 #ifdef CONFIG_KALLSYMS
-# include <linux/kallsyms.h>
 void printk_address(unsigned long address)
 {
 	unsigned long offset = 0, symsize;
diff --git a/crypto/serpent.c b/crypto/serpent.c
index 465d091cd3ec..2b0a19a44ec5 100644
--- a/crypto/serpent.c
+++ b/crypto/serpent.c
@@ -364,10 +364,10 @@ static void serpent_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
 {
 	struct serpent_ctx *ctx = crypto_tfm_ctx(tfm);
 	const u32
-		*k = ctx->expkey,
-		*s = (const u32 *)src;
-	u32	*d = (u32 *)dst,
-		r0, r1, r2, r3, r4;
+		*k = ctx->expkey;
+	const __le32 *s = (const __le32 *)src;
+	__le32	*d = (__le32 *)dst;
+	u32	r0, r1, r2, r3, r4;
 
 /*
  * Note: The conversions between u8* and u32* might cause trouble
@@ -423,10 +423,10 @@ static void serpent_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
 {
 	struct serpent_ctx *ctx = crypto_tfm_ctx(tfm);
 	const u32
-		*k = ((struct serpent_ctx *)ctx)->expkey,
-		*s = (const u32 *)src;
-	u32	*d = (u32 *)dst,
-		r0, r1, r2, r3, r4;
+		*k = ((struct serpent_ctx *)ctx)->expkey;
+	const __le32 *s = (const __le32 *)src;
+	__le32	*d = (__le32 *)dst;
+	u32	r0, r1, r2, r3, r4;
 
 	r0 = le32_to_cpu(s[0]);
 	r1 = le32_to_cpu(s[1]);
diff --git a/drivers/acorn/block/mfmhd.c b/drivers/acorn/block/mfmhd.c
index 1bace29f4b6a..7fde8f4daebf 100644
--- a/drivers/acorn/block/mfmhd.c
+++ b/drivers/acorn/block/mfmhd.c
@@ -938,7 +938,7 @@ static void do_mfm_request(request_queue_t *q)
 	mfm_request();
 }
 
-static void mfm_interrupt_handler(int unused, void *dev_id, struct pt_regs *regs)
+static void mfm_interrupt_handler(int unused, void *dev_id)
 {
 	void (*handler) (void) = do_mfm;
 
diff --git a/drivers/acpi/cm_sbs.c b/drivers/acpi/cm_sbs.c
index a01ce6700bfe..4a9b7bf6f44e 100644
--- a/drivers/acpi/cm_sbs.c
+++ b/drivers/acpi/cm_sbs.c
@@ -67,7 +67,7 @@ void acpi_unlock_ac_dir(struct proc_dir_entry *acpi_ac_dir_param)
 		lock_ac_dir_cnt--;
 	if (lock_ac_dir_cnt == 0 && acpi_ac_dir_param && acpi_ac_dir) {
 		remove_proc_entry(ACPI_AC_CLASS, acpi_root_dir);
-		acpi_ac_dir = 0;
+		acpi_ac_dir = NULL;
 	}
 	mutex_unlock(&cm_sbs_mutex);
 }
@@ -99,7 +99,7 @@ void acpi_unlock_battery_dir(struct proc_dir_entry *acpi_battery_dir_param)
 	if (lock_battery_dir_cnt == 0 && acpi_battery_dir_param
 	    && acpi_battery_dir) {
 		remove_proc_entry(ACPI_BATTERY_CLASS, acpi_root_dir);
-		acpi_battery_dir = 0;
+		acpi_battery_dir = NULL;
 	}
 	mutex_unlock(&cm_sbs_mutex);
 	return;
diff --git a/drivers/acpi/hardware/hwregs.c b/drivers/acpi/hardware/hwregs.c
index 3143f36fcec9..fa58c1edce1e 100644
--- a/drivers/acpi/hardware/hwregs.c
+++ b/drivers/acpi/hardware/hwregs.c
@@ -665,8 +665,6 @@ acpi_status acpi_hw_register_write(u8 use_lock, u32 register_id, u32 value)
 
 		/*
 		 * Perform a read first to preserve certain bits (per ACPI spec)
-		 *
-		 * Note: This includes SCI_EN, we never want to change this bit
 		 */
 		status = acpi_hw_register_read(ACPI_MTX_DO_NOT_LOCK,
 					       ACPI_REGISTER_PM1_CONTROL,
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index 20beea778ea2..068fe4f100b0 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -237,7 +237,7 @@ acpi_os_table_override(struct acpi_table_header * existing_table,
 	return AE_OK;
 }
 
-static irqreturn_t acpi_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t acpi_irq(int irq, void *dev_id)
 {
 	return (*acpi_irq_handler) (acpi_irq_context) ? IRQ_HANDLED : IRQ_NONE;
 }
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 54e1f38ce301..25929123ffff 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -204,7 +204,7 @@ static u32 ahci_scr_read (struct ata_port *ap, unsigned int sc_reg);
 static void ahci_scr_write (struct ata_port *ap, unsigned int sc_reg, u32 val);
 static int ahci_init_one (struct pci_dev *pdev, const struct pci_device_id *ent);
 static unsigned int ahci_qc_issue(struct ata_queued_cmd *qc);
-static irqreturn_t ahci_interrupt (int irq, void *dev_instance, struct pt_regs *regs);
+static irqreturn_t ahci_interrupt (int irq, void *dev_instance);
 static void ahci_irq_clear(struct ata_port *ap);
 static int ahci_port_start(struct ata_port *ap);
 static void ahci_port_stop(struct ata_port *ap);
@@ -1059,7 +1059,7 @@ static void ahci_irq_clear(struct ata_port *ap)
 	/* TODO */
 }
 
-static irqreturn_t ahci_interrupt(int irq, void *dev_instance, struct pt_regs *regs)
+static irqreturn_t ahci_interrupt(int irq, void *dev_instance)
 {
 	struct ata_host *host = dev_instance;
 	struct ahci_host_priv *hpriv;
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index dce65651d858..77138a39eb04 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -4857,7 +4857,6 @@ idle_irq:
  *	ata_interrupt - Default ATA host interrupt handler
  *	@irq: irq line (unused)
  *	@dev_instance: pointer to our ata_host information structure
- *	@regs: unused
  *
  *	Default interrupt handler for PCI IDE devices.  Calls
  *	ata_host_intr() for each port that is not disabled.
@@ -4869,7 +4868,7 @@ idle_irq:
  *	IRQ_NONE or IRQ_HANDLED.
  */
 
-irqreturn_t ata_interrupt (int irq, void *dev_instance, struct pt_regs *regs)
+irqreturn_t ata_interrupt (int irq, void *dev_instance)
 {
 	struct ata_host *host = dev_instance;
 	unsigned int i;
diff --git a/drivers/ata/pdc_adma.c b/drivers/ata/pdc_adma.c
index 81f3d219e70e..9021e34d2096 100644
--- a/drivers/ata/pdc_adma.c
+++ b/drivers/ata/pdc_adma.c
@@ -124,8 +124,7 @@ struct adma_port_priv {
 
 static int adma_ata_init_one (struct pci_dev *pdev,
 				const struct pci_device_id *ent);
-static irqreturn_t adma_intr (int irq, void *dev_instance,
-				struct pt_regs *regs);
+static irqreturn_t adma_intr (int irq, void *dev_instance);
 static int adma_port_start(struct ata_port *ap);
 static void adma_host_stop(struct ata_host *host);
 static void adma_port_stop(struct ata_port *ap);
@@ -508,7 +507,7 @@ static inline unsigned int adma_intr_mmio(struct ata_host *host)
 	return handled;
 }
 
-static irqreturn_t adma_intr(int irq, void *dev_instance, struct pt_regs *regs)
+static irqreturn_t adma_intr(int irq, void *dev_instance)
 {
 	struct ata_host *host = dev_instance;
 	unsigned int handled = 0;
diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c
index e6aa1a86d5cf..1b8e0eb9e032 100644
--- a/drivers/ata/sata_mv.c
+++ b/drivers/ata/sata_mv.c
@@ -348,8 +348,7 @@ static void mv_port_stop(struct ata_port *ap);
 static void mv_qc_prep(struct ata_queued_cmd *qc);
 static void mv_qc_prep_iie(struct ata_queued_cmd *qc);
 static unsigned int mv_qc_issue(struct ata_queued_cmd *qc);
-static irqreturn_t mv_interrupt(int irq, void *dev_instance,
-				struct pt_regs *regs);
+static irqreturn_t mv_interrupt(int irq, void *dev_instance);
 static void mv_eng_timeout(struct ata_port *ap);
 static int mv_init_one(struct pci_dev *pdev, const struct pci_device_id *ent);
 
@@ -1448,8 +1447,7 @@ static void mv_host_intr(struct ata_host *host, u32 relevant, unsigned int hc)
  *      This routine holds the host lock while processing pending
  *      interrupts.
  */
-static irqreturn_t mv_interrupt(int irq, void *dev_instance,
-				struct pt_regs *regs)
+static irqreturn_t mv_interrupt(int irq, void *dev_instance)
 {
 	struct ata_host *host = dev_instance;
 	unsigned int hc, handled = 0, n_hcs;
diff --git a/drivers/ata/sata_nv.c b/drivers/ata/sata_nv.c
index d09d20a17790..323b60710806 100644
--- a/drivers/ata/sata_nv.c
+++ b/drivers/ata/sata_nv.c
@@ -82,12 +82,9 @@ enum {
 
 static int nv_init_one (struct pci_dev *pdev, const struct pci_device_id *ent);
 static void nv_ck804_host_stop(struct ata_host *host);
-static irqreturn_t nv_generic_interrupt(int irq, void *dev_instance,
-					struct pt_regs *regs);
-static irqreturn_t nv_nf2_interrupt(int irq, void *dev_instance,
-				    struct pt_regs *regs);
-static irqreturn_t nv_ck804_interrupt(int irq, void *dev_instance,
-				      struct pt_regs *regs);
+static irqreturn_t nv_generic_interrupt(int irq, void *dev_instance);
+static irqreturn_t nv_nf2_interrupt(int irq, void *dev_instance);
+static irqreturn_t nv_ck804_interrupt(int irq, void *dev_instance);
 static u32 nv_scr_read (struct ata_port *ap, unsigned int sc_reg);
 static void nv_scr_write (struct ata_port *ap, unsigned int sc_reg, u32 val);
 
@@ -276,8 +273,7 @@ MODULE_LICENSE("GPL");
 MODULE_DEVICE_TABLE(pci, nv_pci_tbl);
 MODULE_VERSION(DRV_VERSION);
 
-static irqreturn_t nv_generic_interrupt(int irq, void *dev_instance,
-					struct pt_regs *regs)
+static irqreturn_t nv_generic_interrupt(int irq, void *dev_instance)
 {
 	struct ata_host *host = dev_instance;
 	unsigned int i;
@@ -357,8 +353,7 @@ static irqreturn_t nv_do_interrupt(struct ata_host *host, u8 irq_stat)
 	return IRQ_RETVAL(handled);
 }
 
-static irqreturn_t nv_nf2_interrupt(int irq, void *dev_instance,
-				    struct pt_regs *regs)
+static irqreturn_t nv_nf2_interrupt(int irq, void *dev_instance)
 {
 	struct ata_host *host = dev_instance;
 	u8 irq_stat;
@@ -372,8 +367,7 @@ static irqreturn_t nv_nf2_interrupt(int irq, void *dev_instance,
 	return ret;
 }
 
-static irqreturn_t nv_ck804_interrupt(int irq, void *dev_instance,
-				      struct pt_regs *regs)
+static irqreturn_t nv_ck804_interrupt(int irq, void *dev_instance)
 {
 	struct ata_host *host = dev_instance;
 	u8 irq_stat;
diff --git a/drivers/ata/sata_promise.c b/drivers/ata/sata_promise.c
index 15c9437710fc..8bcdfa64667c 100644
--- a/drivers/ata/sata_promise.c
+++ b/drivers/ata/sata_promise.c
@@ -93,7 +93,7 @@ struct pdc_host_priv {
 static u32 pdc_sata_scr_read (struct ata_port *ap, unsigned int sc_reg);
 static void pdc_sata_scr_write (struct ata_port *ap, unsigned int sc_reg, u32 val);
 static int pdc_ata_init_one (struct pci_dev *pdev, const struct pci_device_id *ent);
-static irqreturn_t pdc_interrupt (int irq, void *dev_instance, struct pt_regs *regs);
+static irqreturn_t pdc_interrupt (int irq, void *dev_instance);
 static void pdc_eng_timeout(struct ata_port *ap);
 static int pdc_port_start(struct ata_port *ap);
 static void pdc_port_stop(struct ata_port *ap);
@@ -360,7 +360,7 @@ static void pdc_sata_phy_reset(struct ata_port *ap)
 static void pdc_pata_cbl_detect(struct ata_port *ap)
 {
 	u8 tmp;
-	void __iomem *mmio = (void *) ap->ioaddr.cmd_addr + PDC_CTLSTAT + 0x03;
+	void __iomem *mmio = (void __iomem *) ap->ioaddr.cmd_addr + PDC_CTLSTAT + 0x03;
 
 	tmp = readb(mmio);
 
@@ -498,7 +498,7 @@ static void pdc_irq_clear(struct ata_port *ap)
 	readl(mmio + PDC_INT_SEQMASK);
 }
 
-static irqreturn_t pdc_interrupt (int irq, void *dev_instance, struct pt_regs *regs)
+static irqreturn_t pdc_interrupt (int irq, void *dev_instance)
 {
 	struct ata_host *host = dev_instance;
 	struct ata_port *ap;
diff --git a/drivers/ata/sata_qstor.c b/drivers/ata/sata_qstor.c
index 7f6cc3c07de5..710909df4eaf 100644
--- a/drivers/ata/sata_qstor.c
+++ b/drivers/ata/sata_qstor.c
@@ -114,7 +114,7 @@ struct qs_port_priv {
 static u32 qs_scr_read (struct ata_port *ap, unsigned int sc_reg);
 static void qs_scr_write (struct ata_port *ap, unsigned int sc_reg, u32 val);
 static int qs_ata_init_one (struct pci_dev *pdev, const struct pci_device_id *ent);
-static irqreturn_t qs_intr (int irq, void *dev_instance, struct pt_regs *regs);
+static irqreturn_t qs_intr (int irq, void *dev_instance);
 static int qs_port_start(struct ata_port *ap);
 static void qs_host_stop(struct ata_host *host);
 static void qs_port_stop(struct ata_port *ap);
@@ -454,7 +454,7 @@ static inline unsigned int qs_intr_mmio(struct ata_host *host)
 	return handled;
 }
 
-static irqreturn_t qs_intr(int irq, void *dev_instance, struct pt_regs *regs)
+static irqreturn_t qs_intr(int irq, void *dev_instance)
 {
 	struct ata_host *host = dev_instance;
 	unsigned int handled = 0;
diff --git a/drivers/ata/sata_sil.c b/drivers/ata/sata_sil.c
index 3d9fa1cc834d..ca8d99312472 100644
--- a/drivers/ata/sata_sil.c
+++ b/drivers/ata/sata_sil.c
@@ -116,8 +116,7 @@ static void sil_dev_config(struct ata_port *ap, struct ata_device *dev);
 static u32 sil_scr_read (struct ata_port *ap, unsigned int sc_reg);
 static void sil_scr_write (struct ata_port *ap, unsigned int sc_reg, u32 val);
 static void sil_post_set_mode (struct ata_port *ap);
-static irqreturn_t sil_interrupt(int irq, void *dev_instance,
-				 struct pt_regs *regs);
+static irqreturn_t sil_interrupt(int irq, void *dev_instance);
 static void sil_freeze(struct ata_port *ap);
 static void sil_thaw(struct ata_port *ap);
 
@@ -350,7 +349,7 @@ static u32 sil_scr_read (struct ata_port *ap, unsigned int sc_reg)
 
 static void sil_scr_write (struct ata_port *ap, unsigned int sc_reg, u32 val)
 {
-	void *mmio = (void __iomem *) sil_scr_addr(ap, sc_reg);
+	void __iomem *mmio = (void __iomem *) sil_scr_addr(ap, sc_reg);
 	if (mmio)
 		writel(val, mmio);
 }
@@ -437,8 +436,7 @@ static void sil_host_intr(struct ata_port *ap, u32 bmdma2)
 	ata_port_freeze(ap);
 }
 
-static irqreturn_t sil_interrupt(int irq, void *dev_instance,
-				 struct pt_regs *regs)
+static irqreturn_t sil_interrupt(int irq, void *dev_instance)
 {
 	struct ata_host *host = dev_instance;
 	void __iomem *mmio_base = host->mmio_base;
diff --git a/drivers/ata/sata_sil24.c b/drivers/ata/sata_sil24.c
index a951f40c2f21..169e200a6a71 100644
--- a/drivers/ata/sata_sil24.c
+++ b/drivers/ata/sata_sil24.c
@@ -330,7 +330,7 @@ static void sil24_tf_read(struct ata_port *ap, struct ata_taskfile *tf);
 static void sil24_qc_prep(struct ata_queued_cmd *qc);
 static unsigned int sil24_qc_issue(struct ata_queued_cmd *qc);
 static void sil24_irq_clear(struct ata_port *ap);
-static irqreturn_t sil24_interrupt(int irq, void *dev_instance, struct pt_regs *regs);
+static irqreturn_t sil24_interrupt(int irq, void *dev_instance);
 static void sil24_freeze(struct ata_port *ap);
 static void sil24_thaw(struct ata_port *ap);
 static void sil24_error_handler(struct ata_port *ap);
@@ -870,7 +870,7 @@ static inline void sil24_host_intr(struct ata_port *ap)
 			slot_stat, ap->active_tag, ap->sactive);
 }
 
-static irqreturn_t sil24_interrupt(int irq, void *dev_instance, struct pt_regs *regs)
+static irqreturn_t sil24_interrupt(int irq, void *dev_instance)
 {
 	struct ata_host *host = dev_instance;
 	struct sil24_host_priv *hpriv = host->private_data;
diff --git a/drivers/ata/sata_svw.c b/drivers/ata/sata_svw.c
index 84025a2fd5be..db32d15b7fa1 100644
--- a/drivers/ata/sata_svw.c
+++ b/drivers/ata/sata_svw.c
@@ -177,7 +177,7 @@ static void k2_bmdma_setup_mmio (struct ata_queued_cmd *qc)
 	struct ata_port *ap = qc->ap;
 	unsigned int rw = (qc->tf.flags & ATA_TFLAG_WRITE);
 	u8 dmactl;
-	void *mmio = (void *) ap->ioaddr.bmdma_addr;
+	void __iomem *mmio = (void __iomem *) ap->ioaddr.bmdma_addr;
 	/* load PRD table addr. */
 	mb();	/* make sure PRD table writes are visible to controller */
 	writel(ap->prd_dma, mmio + ATA_DMA_TABLE_OFS);
@@ -205,7 +205,7 @@ static void k2_bmdma_setup_mmio (struct ata_queued_cmd *qc)
 static void k2_bmdma_start_mmio (struct ata_queued_cmd *qc)
 {
 	struct ata_port *ap = qc->ap;
-	void *mmio = (void *) ap->ioaddr.bmdma_addr;
+	void __iomem *mmio = (void __iomem *) ap->ioaddr.bmdma_addr;
 	u8 dmactl;
 
 	/* start host DMA transaction */
diff --git a/drivers/ata/sata_sx4.c b/drivers/ata/sata_sx4.c
index 8c74f2ff4344..ae7992de4b08 100644
--- a/drivers/ata/sata_sx4.c
+++ b/drivers/ata/sata_sx4.c
@@ -152,7 +152,7 @@ struct pdc_host_priv {
 
 
 static int pdc_sata_init_one (struct pci_dev *pdev, const struct pci_device_id *ent);
-static irqreturn_t pdc20621_interrupt (int irq, void *dev_instance, struct pt_regs *regs);
+static irqreturn_t pdc20621_interrupt (int irq, void *dev_instance);
 static void pdc_eng_timeout(struct ata_port *ap);
 static void pdc_20621_phy_reset (struct ata_port *ap);
 static int pdc_port_start(struct ata_port *ap);
@@ -788,7 +788,7 @@ static void pdc20621_irq_clear(struct ata_port *ap)
 	readl(mmio + PDC_20621_SEQMASK);
 }
 
-static irqreturn_t pdc20621_interrupt (int irq, void *dev_instance, struct pt_regs *regs)
+static irqreturn_t pdc20621_interrupt (int irq, void *dev_instance)
 {
 	struct ata_host *host = dev_instance;
 	struct ata_port *ap;
diff --git a/drivers/ata/sata_vsc.c b/drivers/ata/sata_vsc.c
index 273d88fcf980..e654b990b905 100644
--- a/drivers/ata/sata_vsc.c
+++ b/drivers/ata/sata_vsc.c
@@ -203,8 +203,7 @@ static void vsc_sata_tf_read(struct ata_port *ap, struct ata_taskfile *tf)
  *
  * Read the interrupt register and process for the devices that have them pending.
  */
-static irqreturn_t vsc_sata_interrupt (int irq, void *dev_instance,
-				       struct pt_regs *regs)
+static irqreturn_t vsc_sata_interrupt (int irq, void *dev_instance)
 {
 	struct ata_host *host = dev_instance;
 	unsigned int i;
diff --git a/drivers/atm/ambassador.c b/drivers/atm/ambassador.c
index da599e6e9d34..323592de047b 100644
--- a/drivers/atm/ambassador.c
+++ b/drivers/atm/ambassador.c
@@ -861,18 +861,11 @@ static inline void interrupts_off (amb_dev * dev) {
 
 /********** interrupt handling **********/
 
-static irqreturn_t interrupt_handler(int irq, void *dev_id,
-					struct pt_regs *pt_regs) {
-  amb_dev * dev = (amb_dev *) dev_id;
-  (void) pt_regs;
+static irqreturn_t interrupt_handler(int irq, void *dev_id) {
+  amb_dev * dev = dev_id;
   
   PRINTD (DBG_IRQ|DBG_FLOW, "interrupt_handler: %p", dev_id);
   
-  if (!dev_id) {
-    PRINTD (DBG_IRQ|DBG_ERR, "irq with NULL dev_id: %d", irq);
-    return IRQ_NONE;
-  }
-  
   {
     u32 interrupt = rd_plain (dev, offsetof(amb_mem, interrupt));
   
diff --git a/drivers/atm/eni.c b/drivers/atm/eni.c
index df359a6c14f6..bc1b13c8f5d7 100644
--- a/drivers/atm/eni.c
+++ b/drivers/atm/eni.c
@@ -1488,7 +1488,7 @@ static void bug_int(struct atm_dev *dev,unsigned long reason)
 }
 
 
-static irqreturn_t eni_int(int irq,void *dev_id,struct pt_regs *regs)
+static irqreturn_t eni_int(int irq,void *dev_id)
 {
 	struct atm_dev *dev;
 	struct eni_dev *eni_dev;
diff --git a/drivers/atm/firestream.c b/drivers/atm/firestream.c
index 5f25e5efefcd..40ab9b65fae9 100644
--- a/drivers/atm/firestream.c
+++ b/drivers/atm/firestream.c
@@ -1546,7 +1546,7 @@ static void __devexit free_freepool (struct fs_dev *dev, struct freepool *fp)
 
 
 
-static irqreturn_t fs_irq (int irq, void *dev_id,  struct pt_regs * pt_regs) 
+static irqreturn_t fs_irq (int irq, void *dev_id) 
 {
 	int i;
 	u32 status;
diff --git a/drivers/atm/fore200e.c b/drivers/atm/fore200e.c
index 98622130de5b..3a7b21ff30a5 100644
--- a/drivers/atm/fore200e.c
+++ b/drivers/atm/fore200e.c
@@ -1328,7 +1328,7 @@ fore200e_irq(struct fore200e* fore200e)
 
 
 static irqreturn_t
-fore200e_interrupt(int irq, void* dev, struct pt_regs* regs)
+fore200e_interrupt(int irq, void* dev)
 {
     struct fore200e* fore200e = FORE200E_DEV((struct atm_dev*)dev);
 
diff --git a/drivers/atm/he.c b/drivers/atm/he.c
index b22a9142b240..c7314a79da0f 100644
--- a/drivers/atm/he.c
+++ b/drivers/atm/he.c
@@ -109,7 +109,7 @@ static int he_open(struct atm_vcc *vcc);
 static void he_close(struct atm_vcc *vcc);
 static int he_send(struct atm_vcc *vcc, struct sk_buff *skb);
 static int he_ioctl(struct atm_dev *dev, unsigned int cmd, void __user *arg);
-static irqreturn_t he_irq_handler(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t he_irq_handler(int irq, void *dev_id);
 static void he_tasklet(unsigned long data);
 static int he_proc_read(struct atm_dev *dev,loff_t *pos,char *page);
 static int he_start(struct atm_dev *dev);
@@ -2216,7 +2216,7 @@ he_tasklet(unsigned long data)
 }
 
 static irqreturn_t
-he_irq_handler(int irq, void *dev_id, struct pt_regs *regs)
+he_irq_handler(int irq, void *dev_id)
 {
 	unsigned long flags;
 	struct he_dev *he_dev = (struct he_dev * )dev_id;
diff --git a/drivers/atm/horizon.c b/drivers/atm/horizon.c
index 209dba1c70da..f59349206dd2 100644
--- a/drivers/atm/horizon.c
+++ b/drivers/atm/horizon.c
@@ -1382,24 +1382,13 @@ static inline void rx_data_av_handler (hrz_dev * dev) {
 
 /********** interrupt handler **********/
 
-static irqreturn_t interrupt_handler(int irq, void *dev_id,
-					struct pt_regs *pt_regs) {
+static irqreturn_t interrupt_handler(int irq, void *dev_id) {
   hrz_dev * dev = (hrz_dev *) dev_id;
   u32 int_source;
   unsigned int irq_ok;
-  (void) pt_regs;
   
   PRINTD (DBG_FLOW, "interrupt_handler: %p", dev_id);
   
-  if (!dev_id) {
-    PRINTD (DBG_IRQ|DBG_ERR, "irq with NULL dev_id: %d", irq);
-    return IRQ_NONE;
-  }
-  if (irq != dev->irq) {
-    PRINTD (DBG_IRQ|DBG_ERR, "irq mismatch: %d", irq);
-    return IRQ_NONE;
-  }
-  
   // definitely for us
   irq_ok = 0;
   while ((int_source = rd_regl (dev, INT_SOURCE_REG_OFF)
diff --git a/drivers/atm/idt77252.c b/drivers/atm/idt77252.c
index 7487f0ad68e9..87b17c33b3f9 100644
--- a/drivers/atm/idt77252.c
+++ b/drivers/atm/idt77252.c
@@ -2774,7 +2774,7 @@ idt77252_collect_stat(struct idt77252_dev *card)
 }
 
 static irqreturn_t
-idt77252_interrupt(int irq, void *dev_id, struct pt_regs *ptregs)
+idt77252_interrupt(int irq, void *dev_id)
 {
 	struct idt77252_dev *card = dev_id;
 	u32 stat;
diff --git a/drivers/atm/iphase.c b/drivers/atm/iphase.c
index f20b0b2c06c6..9ed1c60048f0 100644
--- a/drivers/atm/iphase.c
+++ b/drivers/atm/iphase.c
@@ -2195,7 +2195,7 @@ err_out:
 	return -ENOMEM;
 }   
    
-static irqreturn_t ia_int(int irq, void *dev_id, struct pt_regs *regs)  
+static irqreturn_t ia_int(int irq, void *dev_id)  
 {  
    struct atm_dev *dev;  
    IADEV *iadev;  
diff --git a/drivers/atm/lanai.c b/drivers/atm/lanai.c
index b9568e10965a..267825501dfe 100644
--- a/drivers/atm/lanai.c
+++ b/drivers/atm/lanai.c
@@ -1890,13 +1890,11 @@ static inline void lanai_int_1(struct lanai_dev *lanai, u32 reason)
 		reg_write(lanai, ack, IntAck_Reg);
 }
 
-static irqreturn_t lanai_int(int irq, void *devid, struct pt_regs *regs)
+static irqreturn_t lanai_int(int irq, void *devid)
 {
-	struct lanai_dev *lanai = (struct lanai_dev *) devid;
+	struct lanai_dev *lanai = devid;
 	u32 reason;
 
-	(void) irq; (void) regs;	/* unused variables */
-
 #ifdef USE_POWERDOWN
 	/*
 	 * If we're powered down we shouldn't be generating any interrupts -
diff --git a/drivers/atm/nicstar.c b/drivers/atm/nicstar.c
index b8036899e56f..632ede552761 100644
--- a/drivers/atm/nicstar.c
+++ b/drivers/atm/nicstar.c
@@ -214,7 +214,7 @@ static void __devinit ns_init_card_error(ns_dev *card, int error);
 static scq_info *get_scq(int size, u32 scd);
 static void free_scq(scq_info *scq, struct atm_vcc *vcc);
 static void push_rxbufs(ns_dev *, struct sk_buff *);
-static irqreturn_t ns_irq_handler(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t ns_irq_handler(int irq, void *dev_id);
 static int ns_open(struct atm_vcc *vcc);
 static void ns_close(struct atm_vcc *vcc);
 static void fill_tst(ns_dev *card, int n, vc_map *vc);
@@ -1194,7 +1194,7 @@ static void push_rxbufs(ns_dev *card, struct sk_buff *skb)
 
 
 
-static irqreturn_t ns_irq_handler(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t ns_irq_handler(int irq, void *dev_id)
 {
    u32 stat_r;
    ns_dev *card;
diff --git a/drivers/atm/zatm.c b/drivers/atm/zatm.c
index 083c5d3f2e18..7df0f373188e 100644
--- a/drivers/atm/zatm.c
+++ b/drivers/atm/zatm.c
@@ -1012,7 +1012,7 @@ static int start_tx(struct atm_dev *dev)
 /*------------------------------- interrupts --------------------------------*/
 
 
-static irqreturn_t zatm_int(int irq,void *dev_id,struct pt_regs *regs)
+static irqreturn_t zatm_int(int irq,void *dev_id)
 {
 	struct atm_dev *dev;
 	struct zatm_dev *zatm_dev;
diff --git a/drivers/block/DAC960.c b/drivers/block/DAC960.c
index b3f639fbf220..742d07403101 100644
--- a/drivers/block/DAC960.c
+++ b/drivers/block/DAC960.c
@@ -2698,8 +2698,7 @@ DAC960_DetectController(struct pci_dev *PCI_Device,
 {
   struct DAC960_privdata *privdata =
 	  	(struct DAC960_privdata *)entry->driver_data;
-  irqreturn_t (*InterruptHandler)(int, void *, struct pt_regs *) =
-	  	privdata->InterruptHandler;
+  irq_handler_t InterruptHandler = privdata->InterruptHandler;
   unsigned int MemoryWindowSize = privdata->MemoryWindowSize;
   DAC960_Controller_T *Controller = NULL;
   unsigned char DeviceFunction = PCI_Device->devfn;
@@ -5253,10 +5252,9 @@ static void DAC960_V2_ProcessCompletedCommand(DAC960_Command_T *Command)
 */
 
 static irqreturn_t DAC960_GEM_InterruptHandler(int IRQ_Channel,
-				       void *DeviceIdentifier,
-				       struct pt_regs *InterruptRegisters)
+				       void *DeviceIdentifier)
 {
-  DAC960_Controller_T *Controller = (DAC960_Controller_T *) DeviceIdentifier;
+  DAC960_Controller_T *Controller = DeviceIdentifier;
   void __iomem *ControllerBaseAddress = Controller->BaseAddress;
   DAC960_V2_StatusMailbox_T *NextStatusMailbox;
   unsigned long flags;
@@ -5295,10 +5293,9 @@ static irqreturn_t DAC960_GEM_InterruptHandler(int IRQ_Channel,
 */
 
 static irqreturn_t DAC960_BA_InterruptHandler(int IRQ_Channel,
-				       void *DeviceIdentifier,
-				       struct pt_regs *InterruptRegisters)
+				       void *DeviceIdentifier)
 {
-  DAC960_Controller_T *Controller = (DAC960_Controller_T *) DeviceIdentifier;
+  DAC960_Controller_T *Controller = DeviceIdentifier;
   void __iomem *ControllerBaseAddress = Controller->BaseAddress;
   DAC960_V2_StatusMailbox_T *NextStatusMailbox;
   unsigned long flags;
@@ -5338,10 +5335,9 @@ static irqreturn_t DAC960_BA_InterruptHandler(int IRQ_Channel,
 */
 
 static irqreturn_t DAC960_LP_InterruptHandler(int IRQ_Channel,
-				       void *DeviceIdentifier,
-				       struct pt_regs *InterruptRegisters)
+				       void *DeviceIdentifier)
 {
-  DAC960_Controller_T *Controller = (DAC960_Controller_T *) DeviceIdentifier;
+  DAC960_Controller_T *Controller = DeviceIdentifier;
   void __iomem *ControllerBaseAddress = Controller->BaseAddress;
   DAC960_V2_StatusMailbox_T *NextStatusMailbox;
   unsigned long flags;
@@ -5381,10 +5377,9 @@ static irqreturn_t DAC960_LP_InterruptHandler(int IRQ_Channel,
 */
 
 static irqreturn_t DAC960_LA_InterruptHandler(int IRQ_Channel,
-				       void *DeviceIdentifier,
-				       struct pt_regs *InterruptRegisters)
+				       void *DeviceIdentifier)
 {
-  DAC960_Controller_T *Controller = (DAC960_Controller_T *) DeviceIdentifier;
+  DAC960_Controller_T *Controller = DeviceIdentifier;
   void __iomem *ControllerBaseAddress = Controller->BaseAddress;
   DAC960_V1_StatusMailbox_T *NextStatusMailbox;
   unsigned long flags;
@@ -5420,10 +5415,9 @@ static irqreturn_t DAC960_LA_InterruptHandler(int IRQ_Channel,
 */
 
 static irqreturn_t DAC960_PG_InterruptHandler(int IRQ_Channel,
-				       void *DeviceIdentifier,
-				       struct pt_regs *InterruptRegisters)
+				       void *DeviceIdentifier)
 {
-  DAC960_Controller_T *Controller = (DAC960_Controller_T *) DeviceIdentifier;
+  DAC960_Controller_T *Controller = DeviceIdentifier;
   void __iomem *ControllerBaseAddress = Controller->BaseAddress;
   DAC960_V1_StatusMailbox_T *NextStatusMailbox;
   unsigned long flags;
@@ -5459,10 +5453,9 @@ static irqreturn_t DAC960_PG_InterruptHandler(int IRQ_Channel,
 */
 
 static irqreturn_t DAC960_PD_InterruptHandler(int IRQ_Channel,
-				       void *DeviceIdentifier,
-				       struct pt_regs *InterruptRegisters)
+				       void *DeviceIdentifier)
 {
-  DAC960_Controller_T *Controller = (DAC960_Controller_T *) DeviceIdentifier;
+  DAC960_Controller_T *Controller = DeviceIdentifier;
   void __iomem *ControllerBaseAddress = Controller->BaseAddress;
   unsigned long flags;
 
@@ -5498,10 +5491,9 @@ static irqreturn_t DAC960_PD_InterruptHandler(int IRQ_Channel,
 */
 
 static irqreturn_t DAC960_P_InterruptHandler(int IRQ_Channel,
-				      void *DeviceIdentifier,
-				      struct pt_regs *InterruptRegisters)
+				      void *DeviceIdentifier)
 {
-  DAC960_Controller_T *Controller = (DAC960_Controller_T *) DeviceIdentifier;
+  DAC960_Controller_T *Controller = DeviceIdentifier;
   void __iomem *ControllerBaseAddress = Controller->BaseAddress;
   unsigned long flags;
 
diff --git a/drivers/block/DAC960.h b/drivers/block/DAC960.h
index f9217c34bc2b..cec539e601fe 100644
--- a/drivers/block/DAC960.h
+++ b/drivers/block/DAC960.h
@@ -2175,7 +2175,7 @@ static char
 struct DAC960_privdata {
 	DAC960_HardwareType_T	HardwareType;
 	DAC960_FirmwareType_T	FirmwareType;
-	irqreturn_t (*InterruptHandler)(int, void *, struct pt_regs *);
+	irq_handler_t		InterruptHandler;
 	unsigned int		MemoryWindowSize;
 };
 
@@ -4412,12 +4412,12 @@ static void DAC960_FinalizeController(DAC960_Controller_T *);
 static void DAC960_V1_QueueReadWriteCommand(DAC960_Command_T *);
 static void DAC960_V2_QueueReadWriteCommand(DAC960_Command_T *); 
 static void DAC960_RequestFunction(struct request_queue *);
-static irqreturn_t DAC960_BA_InterruptHandler(int, void *, struct pt_regs *);
-static irqreturn_t DAC960_LP_InterruptHandler(int, void *, struct pt_regs *);
-static irqreturn_t DAC960_LA_InterruptHandler(int, void *, struct pt_regs *);
-static irqreturn_t DAC960_PG_InterruptHandler(int, void *, struct pt_regs *);
-static irqreturn_t DAC960_PD_InterruptHandler(int, void *, struct pt_regs *);
-static irqreturn_t DAC960_P_InterruptHandler(int, void *, struct pt_regs *);
+static irqreturn_t DAC960_BA_InterruptHandler(int, void *);
+static irqreturn_t DAC960_LP_InterruptHandler(int, void *);
+static irqreturn_t DAC960_LA_InterruptHandler(int, void *);
+static irqreturn_t DAC960_PG_InterruptHandler(int, void *);
+static irqreturn_t DAC960_PD_InterruptHandler(int, void *);
+static irqreturn_t DAC960_P_InterruptHandler(int, void *);
 static void DAC960_V1_QueueMonitoringCommand(DAC960_Command_T *);
 static void DAC960_V2_QueueMonitoringCommand(DAC960_Command_T *);
 static void DAC960_MonitoringTimerFunction(unsigned long);
diff --git a/drivers/block/acsi.c b/drivers/block/acsi.c
index 0b80fbb8dbfd..706cdc6a69ec 100644
--- a/drivers/block/acsi.c
+++ b/drivers/block/acsi.c
@@ -346,7 +346,7 @@ static int acsicmd_dma( const char *cmd, char *buffer, int blocks, int
                         rwflag, int enable);
 static int acsi_reqsense( char *buffer, int targ, int lun);
 static void acsi_print_error(const unsigned char *errblk, struct acsi_info_struct *aip);
-static irqreturn_t acsi_interrupt (int irq, void *data, struct pt_regs *fp);
+static irqreturn_t acsi_interrupt (int irq, void *data);
 static void unexpected_acsi_interrupt( void );
 static void bad_rw_intr( void );
 static void read_intr( void );
@@ -726,7 +726,7 @@ static void acsi_print_error(const unsigned char *errblk, struct acsi_info_struc
  *
  *******************************************************************/
 
-static irqreturn_t acsi_interrupt(int irq, void *data, struct pt_regs *fp )
+static irqreturn_t acsi_interrupt(int irq, void *data )
 
 {	void (*acsi_irq_handler)(void) = do_acsi;
 
diff --git a/drivers/block/acsi_slm.c b/drivers/block/acsi_slm.c
index 4030a8fd1187..8e41c87b026e 100644
--- a/drivers/block/acsi_slm.c
+++ b/drivers/block/acsi_slm.c
@@ -246,7 +246,7 @@ static int slm_getstats( char *buffer, int device );
 static ssize_t slm_read( struct file* file, char *buf, size_t count, loff_t
                          *ppos );
 static void start_print( int device );
-static irqreturn_t slm_interrupt(int irc, void *data, struct pt_regs *fp);
+static irqreturn_t slm_interrupt(int irc, void *data);
 static void slm_test_ready( unsigned long dummy );
 static void set_dma_addr( unsigned long paddr );
 static unsigned long get_dma_addr( void );
@@ -452,7 +452,7 @@ static void start_print( int device )
 
 /* Only called when an error happened or at the end of a page */
 
-static irqreturn_t slm_interrupt(int irc, void *data, struct pt_regs *fp)
+static irqreturn_t slm_interrupt(int irc, void *data)
 
 {	unsigned long	addr;
 	int				stat;
diff --git a/drivers/block/amiflop.c b/drivers/block/amiflop.c
index 2641597c6549..5d254b714509 100644
--- a/drivers/block/amiflop.c
+++ b/drivers/block/amiflop.c
@@ -209,7 +209,7 @@ static int fd_device[4] = { 0, 0, 0, 0 };
 
 /* Milliseconds timer */
 
-static irqreturn_t ms_isr(int irq, void *dummy, struct pt_regs *fp)
+static irqreturn_t ms_isr(int irq, void *dummy)
 {
 	ms_busy = -1;
 	wake_up(&ms_wait);
@@ -560,7 +560,7 @@ static unsigned long fd_get_drive_id(int drive)
 	return (id);
 }
 
-static irqreturn_t fd_block_done(int irq, void *dummy, struct pt_regs *fp)
+static irqreturn_t fd_block_done(int irq, void *dummy)
 {
 	if (block_flag)
 		custom.dsklen = 0x4000;
diff --git a/drivers/block/ataflop.c b/drivers/block/ataflop.c
index c39650920bdf..14d6b9492750 100644
--- a/drivers/block/ataflop.c
+++ b/drivers/block/ataflop.c
@@ -342,7 +342,7 @@ static void fd_select_drive( int drive );
 static void fd_deselect( void );
 static void fd_motor_off_timer( unsigned long dummy );
 static void check_change( unsigned long dummy );
-static irqreturn_t floppy_irq (int irq, void *dummy, struct pt_regs *fp);
+static irqreturn_t floppy_irq (int irq, void *dummy);
 static void fd_error( void );
 static int do_format(int drive, int type, struct atari_format_descr *desc);
 static void do_fd_action( int drive );
@@ -573,7 +573,7 @@ static inline void copy_buffer(void *from, void *to)
 
 static void (*FloppyIRQHandler)( int status ) = NULL;
 
-static irqreturn_t floppy_irq (int irq, void *dummy, struct pt_regs *fp)
+static irqreturn_t floppy_irq (int irq, void *dummy)
 {
 	unsigned char status;
 	void (*handler)( int );
diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index 36b88f6c5f82..dcccaf2782f3 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -130,7 +130,7 @@ static struct board_type products[] = {
 static ctlr_info_t *hba[MAX_CTLR];
 
 static void do_cciss_request(request_queue_t *q);
-static irqreturn_t do_cciss_intr(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t do_cciss_intr(int irq, void *dev_id);
 static int cciss_open(struct inode *inode, struct file *filep);
 static int cciss_release(struct inode *inode, struct file *filep);
 static int cciss_ioctl(struct inode *inode, struct file *filep,
@@ -2300,7 +2300,7 @@ static int sendcmd(__u8 cmd, int ctlr, void *buff, size_t size, unsigned int use
 #ifdef CONFIG_CISS_SCSI_TAPE
 	/* if we saved some commands for later, process them now. */
 	if (info_p->scsi_rejects.ncompletions > 0)
-		do_cciss_intr(0, info_p, NULL);
+		do_cciss_intr(0, info_p);
 #endif
 	cmd_free(info_p, c, 1);
 	return status;
@@ -2652,7 +2652,7 @@ static inline long interrupt_not_for_us(ctlr_info_t *h)
 #endif
 }
 
-static irqreturn_t do_cciss_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t do_cciss_intr(int irq, void *dev_id)
 {
 	ctlr_info_t *h = dev_id;
 	CommandList_struct *c;
diff --git a/drivers/block/cpqarray.c b/drivers/block/cpqarray.c
index ada68e65b5ff..570d2f049323 100644
--- a/drivers/block/cpqarray.c
+++ b/drivers/block/cpqarray.c
@@ -169,7 +169,7 @@ static inline cmdlist_t *removeQ(cmdlist_t **Qptr, cmdlist_t *c);
 static inline void complete_buffers(struct bio *bio, int ok);
 static inline void complete_command(cmdlist_t *cmd, int timeout);
 
-static irqreturn_t do_ida_intr(int irq, void *dev_id, struct pt_regs * regs);
+static irqreturn_t do_ida_intr(int irq, void *dev_id);
 static void ida_timer(unsigned long tdata);
 static int ida_revalidate(struct gendisk *disk);
 static int revalidate_allvol(ctlr_info_t *host);
@@ -1042,7 +1042,7 @@ static inline void complete_command(cmdlist_t *cmd, int timeout)
  *  Find the command on the completion queue, remove it, tell the OS and
  *  try to queue up more IO
  */
-static irqreturn_t do_ida_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t do_ida_intr(int irq, void *dev_id)
 {
 	ctlr_info_t *h = dev_id;
 	cmdlist_t *c;
diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index 629c5769d994..9e6d3a87cbe3 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -221,7 +221,7 @@ static DEFINE_SPINLOCK(floppy_lock);
 static struct completion device_release;
 
 static unsigned short virtual_dma_port = 0x3f0;
-irqreturn_t floppy_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+irqreturn_t floppy_interrupt(int irq, void *dev_id);
 static int set_dor(int fdc, char mask, char data);
 
 #define K_64	0x10000		/* 64KB */
@@ -1726,7 +1726,7 @@ static void print_result(char *message, int inr)
 }
 
 /* interrupt handler. Note that this can be called externally on the Sparc */
-irqreturn_t floppy_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t floppy_interrupt(int irq, void *dev_id)
 {
 	void (*handler) (void) = do_floppy;
 	int do_print;
diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index d6bb8da955a2..beab6d2643cb 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -295,7 +295,7 @@ fail:
  * and do_lo_send_write().
  */
 static int __do_lo_send_write(struct file *file,
-		u8 __user *buf, const int len, loff_t pos)
+		u8 *buf, const int len, loff_t pos)
 {
 	ssize_t bw;
 	mm_segment_t old_fs = get_fs();
@@ -324,7 +324,7 @@ static int do_lo_send_direct_write(struct loop_device *lo,
 		struct bio_vec *bvec, int bsize, loff_t pos, struct page *page)
 {
 	ssize_t bw = __do_lo_send_write(lo->lo_backing_file,
-			(u8 __user *)kmap(bvec->bv_page) + bvec->bv_offset,
+			kmap(bvec->bv_page) + bvec->bv_offset,
 			bvec->bv_len, pos);
 	kunmap(bvec->bv_page);
 	cond_resched();
@@ -351,7 +351,7 @@ static int do_lo_send_write(struct loop_device *lo, struct bio_vec *bvec,
 			bvec->bv_offset, bvec->bv_len, pos >> 9);
 	if (likely(!ret))
 		return __do_lo_send_write(lo->lo_backing_file,
-				(u8 __user *)page_address(page), bvec->bv_len,
+				page_address(page), bvec->bv_len,
 				pos);
 	printk(KERN_ERR "loop: Transfer error at byte offset %llu, "
 			"length %i.\n", (unsigned long long)pos, bvec->bv_len);
@@ -1187,7 +1187,7 @@ struct compat_loop_info {
  * - noinlined to reduce stack space usage in main part of driver
  */
 static noinline int
-loop_info64_from_compat(const struct compat_loop_info *arg,
+loop_info64_from_compat(const struct compat_loop_info __user *arg,
 			struct loop_info64 *info64)
 {
 	struct compat_loop_info info;
diff --git a/drivers/block/ps2esdi.c b/drivers/block/ps2esdi.c
index 5537974fb242..688a4fb0dc99 100644
--- a/drivers/block/ps2esdi.c
+++ b/drivers/block/ps2esdi.c
@@ -75,8 +75,7 @@ static int ps2esdi_out_cmd_blk(u_short * cmd_blk);
 
 static void ps2esdi_prep_dma(char *buffer, u_short length, u_char dma_xmode);
 
-static irqreturn_t ps2esdi_interrupt_handler(int irq, void *dev_id,
-				      struct pt_regs *regs);
+static irqreturn_t ps2esdi_interrupt_handler(int irq, void *dev_id);
 static void (*current_int_handler) (u_int) = NULL;
 static void ps2esdi_normal_interrupt_handler(u_int);
 static void ps2esdi_initial_reset_int_handler(u_int);
@@ -687,8 +686,7 @@ static void ps2esdi_prep_dma(char *buffer, u_short length, u_char dma_xmode)
 
 
 
-static irqreturn_t ps2esdi_interrupt_handler(int irq, void *dev_id,
-				      struct pt_regs *regs)
+static irqreturn_t ps2esdi_interrupt_handler(int irq, void *dev_id)
 {
 	u_int int_ret_code;
 
diff --git a/drivers/block/swim3.c b/drivers/block/swim3.c
index fdc8f892eb86..1a65979f1f0f 100644
--- a/drivers/block/swim3.c
+++ b/drivers/block/swim3.c
@@ -238,8 +238,8 @@ static void scan_timeout(unsigned long data);
 static void seek_timeout(unsigned long data);
 static void settle_timeout(unsigned long data);
 static void xfer_timeout(unsigned long data);
-static irqreturn_t swim3_interrupt(int irq, void *dev_id, struct pt_regs *regs);
-/*static void fd_dma_interrupt(int irq, void *dev_id, struct pt_regs *regs);*/
+static irqreturn_t swim3_interrupt(int irq, void *dev_id);
+/*static void fd_dma_interrupt(int irq, void *dev_id);*/
 static int grab_drive(struct floppy_state *fs, enum swim_state state,
 		      int interruptible);
 static void release_drive(struct floppy_state *fs);
@@ -624,7 +624,7 @@ static void xfer_timeout(unsigned long data)
 	start_request(fs);
 }
 
-static irqreturn_t swim3_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t swim3_interrupt(int irq, void *dev_id)
 {
 	struct floppy_state *fs = (struct floppy_state *) dev_id;
 	struct swim3 __iomem *sw = fs->swim3;
@@ -777,7 +777,7 @@ static irqreturn_t swim3_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 }
 
 /*
-static void fd_dma_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static void fd_dma_interrupt(int irq, void *dev_id)
 {
 }
 */
diff --git a/drivers/block/swim_iop.c b/drivers/block/swim_iop.c
index dfda796eba56..ed7b06cf3e68 100644
--- a/drivers/block/swim_iop.c
+++ b/drivers/block/swim_iop.c
@@ -94,7 +94,7 @@ static char *drive_names[7] = {
 int swimiop_init(void);
 static void swimiop_init_request(struct swim_iop_req *);
 static int swimiop_send_request(struct swim_iop_req *);
-static void swimiop_receive(struct iop_msg *, struct pt_regs *);
+static void swimiop_receive(struct iop_msg *);
 static void swimiop_status_update(int, struct swim_drvstatus *);
 static int swimiop_eject(struct floppy_state *fs);
 
@@ -257,7 +257,7 @@ static int swimiop_send_request(struct swim_iop_req *req)
  * 2. An unsolicited message was received from the IOP.
  */
 
-void swimiop_receive(struct iop_msg *msg, struct pt_regs *regs)
+void swimiop_receive(struct iop_msg *msg)
 {
 	struct swim_iop_req *req;
 	struct swimmsg_status *sm;
diff --git a/drivers/block/sx8.c b/drivers/block/sx8.c
index c6beee18a07c..47d6975268ff 100644
--- a/drivers/block/sx8.c
+++ b/drivers/block/sx8.c
@@ -1200,7 +1200,7 @@ static inline void carm_handle_responses(struct carm_host *host)
 	host->resp_idx += work;
 }
 
-static irqreturn_t carm_interrupt(int irq, void *__host, struct pt_regs *regs)
+static irqreturn_t carm_interrupt(int irq, void *__host)
 {
 	struct carm_host *host = __host;
 	void __iomem *mmio;
diff --git a/drivers/block/ub.c b/drivers/block/ub.c
index 45a8f402b07b..0d5c73f07265 100644
--- a/drivers/block/ub.c
+++ b/drivers/block/ub.c
@@ -362,7 +362,7 @@ static void ub_end_rq(struct request *rq, unsigned int status);
 static int ub_rw_cmd_retry(struct ub_dev *sc, struct ub_lun *lun,
     struct ub_request *urq, struct ub_scsi_cmd *cmd);
 static int ub_submit_scsi(struct ub_dev *sc, struct ub_scsi_cmd *cmd);
-static void ub_urb_complete(struct urb *urb, struct pt_regs *pt);
+static void ub_urb_complete(struct urb *urb);
 static void ub_scsi_action(unsigned long _dev);
 static void ub_scsi_dispatch(struct ub_dev *sc);
 static void ub_scsi_urb_compl(struct ub_dev *sc, struct ub_scsi_cmd *cmd);
@@ -959,7 +959,7 @@ static void ub_urb_timeout(unsigned long arg)
  * the sc->lock taken) and from an interrupt (while we do NOT have
  * the sc->lock taken). Therefore, bounce this off to a tasklet.
  */
-static void ub_urb_complete(struct urb *urb, struct pt_regs *pt)
+static void ub_urb_complete(struct urb *urb)
 {
 	struct ub_dev *sc = urb->context;
 
@@ -1923,7 +1923,7 @@ err_alloc:
 
 /*
  */
-static void ub_probe_urb_complete(struct urb *urb, struct pt_regs *pt)
+static void ub_probe_urb_complete(struct urb *urb)
 {
 	struct completion *cop = urb->context;
 	complete(cop);
diff --git a/drivers/block/umem.c b/drivers/block/umem.c
index cbb9d0f21acc..30f16bd83650 100644
--- a/drivers/block/umem.c
+++ b/drivers/block/umem.c
@@ -571,7 +571,7 @@ static int mm_make_request(request_queue_t *q, struct bio *bio)
 --                              mm_interrupt
 -----------------------------------------------------------------------------------
 */
-static irqreturn_t mm_interrupt(int irq, void *__card, struct pt_regs *regs)
+static irqreturn_t mm_interrupt(int irq, void *__card)
 {
 	struct cardinfo *card = (struct cardinfo *) __card;
 	unsigned int dma_status;
diff --git a/drivers/block/xd.c b/drivers/block/xd.c
index ebf3025721d1..10cc38783bdf 100644
--- a/drivers/block/xd.c
+++ b/drivers/block/xd.c
@@ -462,8 +462,7 @@ static void xd_recalibrate (u_char drive)
 }
 
 /* xd_interrupt_handler: interrupt service routine */
-static irqreturn_t xd_interrupt_handler(int irq, void *dev_id,
-					struct pt_regs *regs)
+static irqreturn_t xd_interrupt_handler(int irq, void *dev_id)
 {
 	if (inb(XD_STATUS) & STAT_INTERRUPT) {							/* check if it was our device */
 #ifdef DEBUG_OTHER
diff --git a/drivers/block/xd.h b/drivers/block/xd.h
index 71ac2e3dffc8..82e090fea957 100644
--- a/drivers/block/xd.h
+++ b/drivers/block/xd.h
@@ -109,8 +109,7 @@ static int xd_ioctl (struct inode *inode,struct file *file,unsigned int cmd,unsi
 static int xd_readwrite (u_char operation,XD_INFO *disk,char *buffer,u_int block,u_int count);
 static void xd_recalibrate (u_char drive);
 
-static irqreturn_t xd_interrupt_handler(int irq, void *dev_id,
-					struct pt_regs *regs);
+static irqreturn_t xd_interrupt_handler(int irq, void *dev_id);
 static u_char xd_setup_dma (u_char opcode,u_char *buffer,u_int count);
 static u_char *xd_build (u_char *cmdblk,u_char command,u_char drive,u_char head,u_short cylinder,u_char sector,u_char count,u_char control);
 static void xd_watchdog (unsigned long unused);
diff --git a/drivers/bluetooth/bcm203x.c b/drivers/bluetooth/bcm203x.c
index 13ba729cdd57..67cdda43f229 100644
--- a/drivers/bluetooth/bcm203x.c
+++ b/drivers/bluetooth/bcm203x.c
@@ -82,7 +82,7 @@ struct bcm203x_data {
 	unsigned int		fw_sent;
 };
 
-static void bcm203x_complete(struct urb *urb, struct pt_regs *regs)
+static void bcm203x_complete(struct urb *urb)
 {
 	struct bcm203x_data *data = urb->context;
 	struct usb_device *udev = urb->dev;
diff --git a/drivers/bluetooth/bfusb.c b/drivers/bluetooth/bfusb.c
index efcc28ec9d9a..31ade991aa91 100644
--- a/drivers/bluetooth/bfusb.c
+++ b/drivers/bluetooth/bfusb.c
@@ -95,8 +95,8 @@ struct bfusb_data_scb {
 	struct urb *urb;
 };
 
-static void bfusb_tx_complete(struct urb *urb, struct pt_regs *regs);
-static void bfusb_rx_complete(struct urb *urb, struct pt_regs *regs);
+static void bfusb_tx_complete(struct urb *urb);
+static void bfusb_rx_complete(struct urb *urb);
 
 static struct urb *bfusb_get_completed(struct bfusb_data *data)
 {
@@ -190,7 +190,7 @@ static void bfusb_tx_wakeup(struct bfusb_data *data)
 	clear_bit(BFUSB_TX_PROCESS, &data->state);
 }
 
-static void bfusb_tx_complete(struct urb *urb, struct pt_regs *regs)
+static void bfusb_tx_complete(struct urb *urb)
 {
 	struct sk_buff *skb = (struct sk_buff *) urb->context;
 	struct bfusb_data *data = (struct bfusb_data *) skb->dev;
@@ -349,7 +349,7 @@ static inline int bfusb_recv_block(struct bfusb_data *data, int hdr, unsigned ch
 	return 0;
 }
 
-static void bfusb_rx_complete(struct urb *urb, struct pt_regs *regs)
+static void bfusb_rx_complete(struct urb *urb)
 {
 	struct sk_buff *skb = (struct sk_buff *) urb->context;
 	struct bfusb_data *data = (struct bfusb_data *) skb->dev;
diff --git a/drivers/bluetooth/bluecard_cs.c b/drivers/bluetooth/bluecard_cs.c
index 8eebf9ca3786..845b8680032a 100644
--- a/drivers/bluetooth/bluecard_cs.c
+++ b/drivers/bluetooth/bluecard_cs.c
@@ -497,7 +497,7 @@ static void bluecard_receive(bluecard_info_t *info, unsigned int offset)
 }
 
 
-static irqreturn_t bluecard_interrupt(int irq, void *dev_inst, struct pt_regs *regs)
+static irqreturn_t bluecard_interrupt(int irq, void *dev_inst)
 {
 	bluecard_info_t *info = dev_inst;
 	unsigned int iobase;
diff --git a/drivers/bluetooth/bpa10x.c b/drivers/bluetooth/bpa10x.c
index e0231dc2cb1a..9fca6513562d 100644
--- a/drivers/bluetooth/bpa10x.c
+++ b/drivers/bluetooth/bpa10x.c
@@ -263,7 +263,7 @@ static void bpa10x_wakeup(struct bpa10x_data *data)
 	}
 }
 
-static void bpa10x_complete(struct urb *urb, struct pt_regs *regs)
+static void bpa10x_complete(struct urb *urb)
 {
 	struct bpa10x_data *data = urb->context;
 	unsigned char *buf = urb->transfer_buffer;
diff --git a/drivers/bluetooth/bt3c_cs.c b/drivers/bluetooth/bt3c_cs.c
index df7bb016df49..3a96a0babc6a 100644
--- a/drivers/bluetooth/bt3c_cs.c
+++ b/drivers/bluetooth/bt3c_cs.c
@@ -338,7 +338,7 @@ static void bt3c_receive(bt3c_info_t *info)
 }
 
 
-static irqreturn_t bt3c_interrupt(int irq, void *dev_inst, struct pt_regs *regs)
+static irqreturn_t bt3c_interrupt(int irq, void *dev_inst)
 {
 	bt3c_info_t *info = dev_inst;
 	unsigned int iobase;
diff --git a/drivers/bluetooth/btuart_cs.c b/drivers/bluetooth/btuart_cs.c
index 746ccca97f6f..3b29086b7c3f 100644
--- a/drivers/bluetooth/btuart_cs.c
+++ b/drivers/bluetooth/btuart_cs.c
@@ -288,7 +288,7 @@ static void btuart_receive(btuart_info_t *info)
 }
 
 
-static irqreturn_t btuart_interrupt(int irq, void *dev_inst, struct pt_regs *regs)
+static irqreturn_t btuart_interrupt(int irq, void *dev_inst)
 {
 	btuart_info_t *info = dev_inst;
 	unsigned int iobase;
diff --git a/drivers/bluetooth/dtl1_cs.c b/drivers/bluetooth/dtl1_cs.c
index 0e99def8a1e3..e7c800f4c3ad 100644
--- a/drivers/bluetooth/dtl1_cs.c
+++ b/drivers/bluetooth/dtl1_cs.c
@@ -291,7 +291,7 @@ static void dtl1_receive(dtl1_info_t *info)
 }
 
 
-static irqreturn_t dtl1_interrupt(int irq, void *dev_inst, struct pt_regs *regs)
+static irqreturn_t dtl1_interrupt(int irq, void *dev_inst)
 {
 	dtl1_info_t *info = dev_inst;
 	unsigned int iobase;
diff --git a/drivers/bluetooth/hci_usb.c b/drivers/bluetooth/hci_usb.c
index 0801af4ad2b9..7565642a007a 100644
--- a/drivers/bluetooth/hci_usb.c
+++ b/drivers/bluetooth/hci_usb.c
@@ -176,8 +176,8 @@ static struct _urb *_urb_dequeue(struct _urb_queue *q)
 	return _urb;
 }
 
-static void hci_usb_rx_complete(struct urb *urb, struct pt_regs *regs);
-static void hci_usb_tx_complete(struct urb *urb, struct pt_regs *regs);
+static void hci_usb_rx_complete(struct urb *urb);
+static void hci_usb_tx_complete(struct urb *urb);
 
 #define __pending_tx(husb, type)  (&husb->pending_tx[type-1])
 #define __pending_q(husb, type)   (&husb->pending_q[type-1])
@@ -732,7 +732,7 @@ static inline int __recv_frame(struct hci_usb *husb, int type, void *data, int c
 	return 0;
 }
 
-static void hci_usb_rx_complete(struct urb *urb, struct pt_regs *regs)
+static void hci_usb_rx_complete(struct urb *urb)
 {
 	struct _urb *_urb = container_of(urb, struct _urb, urb);
 	struct hci_usb *husb = (void *) urb->context;
@@ -786,7 +786,7 @@ unlock:
 	read_unlock(&husb->completion_lock);
 }
 
-static void hci_usb_tx_complete(struct urb *urb, struct pt_regs *regs)
+static void hci_usb_tx_complete(struct urb *urb)
 {
 	struct _urb *_urb = container_of(urb, struct _urb, urb);
 	struct hci_usb *husb = (void *) urb->context;
diff --git a/drivers/cdrom/cdrom.c b/drivers/cdrom/cdrom.c
index 2a0c50d84fc5..7ea0f48f8fa6 100644
--- a/drivers/cdrom/cdrom.c
+++ b/drivers/cdrom/cdrom.c
@@ -703,7 +703,7 @@ static int cdrom_has_defect_mgt(struct cdrom_device_info *cdi)
 {
 	struct packet_command cgc;
 	char buffer[16];
-	__u16 *feature_code;
+	__be16 *feature_code;
 	int ret;
 
 	init_cdrom_command(&cgc, buffer, sizeof(buffer), CGC_DATA_READ);
@@ -716,7 +716,7 @@ static int cdrom_has_defect_mgt(struct cdrom_device_info *cdi)
 	if ((ret = cdi->ops->generic_packet(cdi, &cgc)))
 		return ret;
 
-	feature_code = (__u16 *) &buffer[sizeof(struct feature_header)];
+	feature_code = (__be16 *) &buffer[sizeof(struct feature_header)];
 	if (be16_to_cpu(*feature_code) == CDF_HWDM)
 		return 0;
 
@@ -2963,7 +2963,7 @@ static int mmc_ioctl(struct cdrom_device_info *cdi, unsigned int cmd,
 		   how much data is available for transfer. buffer[1] is
 		   unfortunately ambigious and the only reliable way seem
 		   to be to simply skip over the block descriptor... */
-		offset = 8 + be16_to_cpu(*(unsigned short *)(buffer+6));
+		offset = 8 + be16_to_cpu(*(__be16 *)(buffer+6));
 
 		if (offset + 16 > sizeof(buffer))
 			return -E2BIG;
diff --git a/drivers/cdrom/cdu31a.c b/drivers/cdrom/cdu31a.c
index ccd91c1a84bd..2157c58755e0 100644
--- a/drivers/cdrom/cdu31a.c
+++ b/drivers/cdrom/cdu31a.c
@@ -513,7 +513,7 @@ static inline void write_cmd(unsigned char cmd)
 	outb(cmd, sony_cd_cmd_reg);
 }
 
-static irqreturn_t cdu31a_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t cdu31a_interrupt(int irq, void *dev_id)
 {
 	unsigned char val;
 
diff --git a/drivers/cdrom/cm206.c b/drivers/cdrom/cm206.c
index 9b05ddd23141..e6d8e9ededea 100644
--- a/drivers/cdrom/cm206.c
+++ b/drivers/cdrom/cm206.c
@@ -359,7 +359,7 @@ static struct tasklet_struct cm206_tasklet;
    as there seems so reason for this to happen.
 */
 
-static irqreturn_t cm206_interrupt(int sig, void *dev_id, struct pt_regs *regs)
+static irqreturn_t cm206_interrupt(int sig, void *dev_id)
 {
 	volatile ush fool;
 	cd->intr_ds = inw(r_data_status);	/* resets data_ready, data_error,
diff --git a/drivers/cdrom/mcdx.c b/drivers/cdrom/mcdx.c
index dcd1ab684f3e..f574962f4288 100644
--- a/drivers/cdrom/mcdx.c
+++ b/drivers/cdrom/mcdx.c
@@ -845,15 +845,11 @@ static void mcdx_delay(struct s_drive_stuff *stuff, long jifs)
 	}
 }
 
-static irqreturn_t mcdx_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t mcdx_intr(int irq, void *dev_id)
 {
 	struct s_drive_stuff *stuffp = dev_id;
 	unsigned char b;
 
-	if (stuffp == NULL) {
-		xwarn("mcdx: no device for intr %d\n", irq);
-		return IRQ_NONE;
-	}
 #ifdef AK2
 	if (!stuffp->busy && stuffp->pending)
 		stuffp->int_err = 1;
diff --git a/drivers/cdrom/sonycd535.c b/drivers/cdrom/sonycd535.c
index 30ab56258a92..f77ada933ea0 100644
--- a/drivers/cdrom/sonycd535.c
+++ b/drivers/cdrom/sonycd535.c
@@ -322,7 +322,7 @@ disable_interrupts(void)
 }
 
 static irqreturn_t
-cdu535_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+cdu535_interrupt(int irq, void *dev_id)
 {
 	disable_interrupts();
 	if (waitqueue_active(&cdu535_irq_wait)) {
diff --git a/drivers/char/amiserial.c b/drivers/char/amiserial.c
index 486f97c3f4e5..66086fa2d59a 100644
--- a/drivers/char/amiserial.c
+++ b/drivers/char/amiserial.c
@@ -447,7 +447,7 @@ static void check_modem_status(struct async_struct *info)
 	}
 }
 
-static irqreturn_t ser_vbl_int( int irq, void *data, struct pt_regs *regs)
+static irqreturn_t ser_vbl_int( int irq, void *data)
 {
         /* vbl is just a periodic interrupt we tie into to update modem status */
 	struct async_struct * info = IRQ_ports;
@@ -460,7 +460,7 @@ static irqreturn_t ser_vbl_int( int irq, void *data, struct pt_regs *regs)
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t ser_rx_int(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t ser_rx_int(int irq, void *dev_id)
 {
 	struct async_struct * info;
 
@@ -480,7 +480,7 @@ static irqreturn_t ser_rx_int(int irq, void *dev_id, struct pt_regs * regs)
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t ser_tx_int(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t ser_tx_int(int irq, void *dev_id)
 {
 	struct async_struct * info;
 
diff --git a/drivers/char/applicom.c b/drivers/char/applicom.c
index 10a389dafd60..1f0b752e5de1 100644
--- a/drivers/char/applicom.c
+++ b/drivers/char/applicom.c
@@ -110,7 +110,7 @@ static ssize_t ac_read (struct file *, char __user *, size_t, loff_t *);
 static ssize_t ac_write (struct file *, const char __user *, size_t, loff_t *);
 static int ac_ioctl(struct inode *, struct file *, unsigned int,
 		    unsigned long);
-static irqreturn_t ac_interrupt(int, void *, struct pt_regs *);
+static irqreturn_t ac_interrupt(int, void *);
 
 static const struct file_operations ac_fops = {
 	.owner = THIS_MODULE,
@@ -617,7 +617,7 @@ static ssize_t ac_read (struct file *filp, char __user *buf, size_t count, loff_
 	} 
 }
 
-static irqreturn_t ac_interrupt(int vec, void *dev_instance, struct pt_regs *regs)
+static irqreturn_t ac_interrupt(int vec, void *dev_instance)
 {
 	unsigned int i;
 	unsigned int FlagInt;
diff --git a/drivers/char/cyclades.c b/drivers/char/cyclades.c
index 87b2fb510871..e608dadece2f 100644
--- a/drivers/char/cyclades.c
+++ b/drivers/char/cyclades.c
@@ -1057,7 +1057,7 @@ detect_isa_irq(void __iomem *address)
    received, out buffer empty, modem change, etc.
  */
 static irqreturn_t
-cyy_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+cyy_interrupt(int irq, void *dev_id)
 {
   struct tty_struct *tty;
   int status;
@@ -1802,7 +1802,7 @@ cyz_handle_cmd(struct cyclades_card *cinfo)
 
 #ifdef CONFIG_CYZ_INTR
 static irqreturn_t
-cyz_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+cyz_interrupt(int irq, void *dev_id)
 {
   struct cyclades_card *cinfo;
 
diff --git a/drivers/char/drm/drm_os_linux.h b/drivers/char/drm/drm_os_linux.h
index 695115d70382..2908b72daa6e 100644
--- a/drivers/char/drm/drm_os_linux.h
+++ b/drivers/char/drm/drm_os_linux.h
@@ -38,7 +38,7 @@
 			drm_device_t	*dev	= priv->head->dev
 
 /** IRQ handler arguments and return type and values */
-#define DRM_IRQ_ARGS		int irq, void *arg, struct pt_regs *regs
+#define DRM_IRQ_ARGS		int irq, void *arg
 
 /** AGP types */
 #if __OS_HAS_AGP
diff --git a/drivers/char/ec3104_keyb.c b/drivers/char/ec3104_keyb.c
index abac18b1871c..77f58ed6d59a 100644
--- a/drivers/char/ec3104_keyb.c
+++ b/drivers/char/ec3104_keyb.c
@@ -370,7 +370,7 @@ static void e5_receive(struct e5_struct *k)
 	}
 }
 
-static void ec3104_keyb_interrupt(int irq, void *data, struct pt_regs *regs)
+static void ec3104_keyb_interrupt(int irq, void *data)
 {
 	struct e5_struct *k = &ec3104_keyb;
 	u8 msr, lsr;
diff --git a/drivers/char/esp.c b/drivers/char/esp.c
index 05788c75d7fc..15a4ea896328 100644
--- a/drivers/char/esp.c
+++ b/drivers/char/esp.c
@@ -615,8 +615,7 @@ static inline void check_modem_status(struct esp_struct *info)
 /*
  * This is the serial driver's interrupt routine
  */
-static irqreturn_t rs_interrupt_single(int irq, void *dev_id,
-					struct pt_regs *regs)
+static irqreturn_t rs_interrupt_single(int irq, void *dev_id)
 {
 	struct esp_struct * info;
 	unsigned err_status;
diff --git a/drivers/char/ftape/lowlevel/fdc-io.c b/drivers/char/ftape/lowlevel/fdc-io.c
index 216532445652..bbcf918f056f 100644
--- a/drivers/char/ftape/lowlevel/fdc-io.c
+++ b/drivers/char/ftape/lowlevel/fdc-io.c
@@ -1243,7 +1243,7 @@ static int fdc_config(void)
 	TRACE_EXIT 0;
 }
 
-static irqreturn_t ftape_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t ftape_interrupt(int irq, void *dev_id)
 {
 	void (*handler) (void) = *fdc.hook;
 	int handled = 0;
diff --git a/drivers/char/hangcheck-timer.c b/drivers/char/hangcheck-timer.c
index d69f2ad9a67d..1aa93a752a9c 100644
--- a/drivers/char/hangcheck-timer.c
+++ b/drivers/char/hangcheck-timer.c
@@ -159,7 +159,7 @@ static void hangcheck_fire(unsigned long data)
 		if (hangcheck_dump_tasks) {
 			printk(KERN_CRIT "Hangcheck: Task state:\n");
 #ifdef CONFIG_MAGIC_SYSRQ
-			handle_sysrq('t', NULL, NULL);
+			handle_sysrq('t', NULL);
 #endif  /* CONFIG_MAGIC_SYSRQ */
 		}
 		if (hangcheck_reboot) {
diff --git a/drivers/char/hpet.c b/drivers/char/hpet.c
index 58b0eb581114..091a11cd878c 100644
--- a/drivers/char/hpet.c
+++ b/drivers/char/hpet.c
@@ -116,7 +116,7 @@ static inline void writeq(unsigned long long v, void __iomem *addr)
 }
 #endif
 
-static irqreturn_t hpet_interrupt(int irq, void *data, struct pt_regs *regs)
+static irqreturn_t hpet_interrupt(int irq, void *data)
 {
 	struct hpet_dev *devp;
 	unsigned long isr;
diff --git a/drivers/char/hvc_console.c b/drivers/char/hvc_console.c
index 4053d1cd393f..9902ffad3b12 100644
--- a/drivers/char/hvc_console.c
+++ b/drivers/char/hvc_console.c
@@ -294,7 +294,7 @@ static int hvc_poll(struct hvc_struct *hp);
  * NOTE: This API isn't used if the console adapter doesn't support interrupts.
  * In this case the console is poll driven.
  */
-static irqreturn_t hvc_handle_interrupt(int irq, void *dev_instance, struct pt_regs *regs)
+static irqreturn_t hvc_handle_interrupt(int irq, void *dev_instance)
 {
 	/* if hvc_poll request a repoll, then kick the hvcd thread */
 	if (hvc_poll(dev_instance))
@@ -621,7 +621,7 @@ static int hvc_poll(struct hvc_struct *hp)
 					sysrq_pressed = 1;
 					continue;
 				} else if (sysrq_pressed) {
-					handle_sysrq(buf[i], NULL, tty);
+					handle_sysrq(buf[i], tty);
 					sysrq_pressed = 0;
 					continue;
 				}
diff --git a/drivers/char/hvcs.c b/drivers/char/hvcs.c
index 0b89bcde8c52..8728255c9463 100644
--- a/drivers/char/hvcs.c
+++ b/drivers/char/hvcs.c
@@ -313,8 +313,7 @@ static DEFINE_SPINLOCK(hvcs_structs_lock);
 
 static void hvcs_unthrottle(struct tty_struct *tty);
 static void hvcs_throttle(struct tty_struct *tty);
-static irqreturn_t hvcs_handle_interrupt(int irq, void *dev_instance,
-		struct pt_regs *regs);
+static irqreturn_t hvcs_handle_interrupt(int irq, void *dev_instance);
 
 static int hvcs_write(struct tty_struct *tty,
 		const unsigned char *buf, int count);
@@ -387,8 +386,7 @@ static void hvcs_throttle(struct tty_struct *tty)
  * handler taking any further interrupts because they are disabled which means
  * the hvcs_struct will always be valid in this handler.
  */
-static irqreturn_t hvcs_handle_interrupt(int irq, void *dev_instance,
-		struct pt_regs *regs)
+static irqreturn_t hvcs_handle_interrupt(int irq, void *dev_instance)
 {
 	struct hvcs_struct *hvcsd = dev_instance;
 
diff --git a/drivers/char/hvsi.c b/drivers/char/hvsi.c
index c07dc58d5c1d..2cf63e7305a3 100644
--- a/drivers/char/hvsi.c
+++ b/drivers/char/hvsi.c
@@ -406,7 +406,7 @@ static void hvsi_insert_chars(struct hvsi_struct *hp, const char *buf, int len)
 			hp->sysrq = 1;
 			continue;
 		} else if (hp->sysrq) {
-			handle_sysrq(c, NULL, hp->tty);
+			handle_sysrq(c, hp->tty);
 			hp->sysrq = 0;
 			continue;
 		}
@@ -555,7 +555,7 @@ static void hvsi_send_overflow(struct hvsi_struct *hp)
  * must get all pending data because we only get an irq on empty->non-empty
  * transition
  */
-static irqreturn_t hvsi_interrupt(int irq, void *arg, struct pt_regs *regs)
+static irqreturn_t hvsi_interrupt(int irq, void *arg)
 {
 	struct hvsi_struct *hp = (struct hvsi_struct *)arg;
 	struct tty_struct *flip;
@@ -616,7 +616,7 @@ static int __init poll_for_state(struct hvsi_struct *hp, int state)
 	unsigned long end_jiffies = jiffies + HVSI_TIMEOUT;
 
 	for (;;) {
-		hvsi_interrupt(hp->virq, (void *)hp, NULL); /* get pending data */
+		hvsi_interrupt(hp->virq, (void *)hp); /* get pending data */
 
 		if (hp->state == state)
 			return 0;
diff --git a/drivers/char/ip2/ip2main.c b/drivers/char/ip2/ip2main.c
index 62ef511d143b..858ba5432c99 100644
--- a/drivers/char/ip2/ip2main.c
+++ b/drivers/char/ip2/ip2main.c
@@ -190,7 +190,7 @@ static int  ip2_tiocmset(struct tty_struct *tty, struct file *file,
 
 static void set_irq(int, int);
 static void ip2_interrupt_bh(i2eBordStrPtr pB);
-static irqreturn_t ip2_interrupt(int irq, void *dev_id, struct pt_regs * regs);
+static irqreturn_t ip2_interrupt(int irq, void *dev_id);
 static void ip2_poll(unsigned long arg);
 static inline void service_all_boards(void);
 static void do_input(void *p);
@@ -1154,10 +1154,9 @@ ip2_interrupt_bh(i2eBordStrPtr pB)
 
 
 /******************************************************************************/
-/* Function:   ip2_interrupt(int irq, void *dev_id, struct pt_regs * regs)    */
+/* Function:   ip2_interrupt(int irq, void *dev_id)    */
 /* Parameters: irq - interrupt number                                         */
 /*             pointer to optional device ID structure                        */
-/*             pointer to register structure                                  */
 /* Returns:    Nothing                                                        */
 /*                                                                            */
 /* Description:                                                               */
@@ -1173,7 +1172,7 @@ ip2_interrupt_bh(i2eBordStrPtr pB)
 /*                                                                            */
 /******************************************************************************/
 static irqreturn_t
-ip2_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+ip2_interrupt(int irq, void *dev_id)
 {
 	int i;
 	i2eBordStrPtr  pB;
@@ -1237,7 +1236,7 @@ ip2_poll(unsigned long arg)
 	// Just polled boards, IRQ = 0 will hit all non-interrupt boards.
 	// It will NOT poll boards handled by hard interrupts.
 	// The issue of queued BH interrups is handled in ip2_interrupt().
-	ip2_interrupt(0, NULL, NULL);
+	ip2_interrupt(0, NULL);
 
 	PollTimer.expires = POLL_TIMEOUT;
 	add_timer( &PollTimer );
diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c
index b106c45abfc9..24825bdca8f4 100644
--- a/drivers/char/ipmi/ipmi_si_intf.c
+++ b/drivers/char/ipmi/ipmi_si_intf.c
@@ -872,7 +872,7 @@ static void smi_timeout(unsigned long data)
 	add_timer(&(smi_info->si_timer));
 }
 
-static irqreturn_t si_irq_handler(int irq, void *data, struct pt_regs *regs)
+static irqreturn_t si_irq_handler(int irq, void *data)
 {
 	struct smi_info *smi_info = data;
 	unsigned long   flags;
@@ -899,14 +899,14 @@ static irqreturn_t si_irq_handler(int irq, void *data, struct pt_regs *regs)
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t si_bt_irq_handler(int irq, void *data, struct pt_regs *regs)
+static irqreturn_t si_bt_irq_handler(int irq, void *data)
 {
 	struct smi_info *smi_info = data;
 	/* We need to clear the IRQ flag for the BT interface. */
 	smi_info->io.outputb(&smi_info->io, IPMI_BT_INTMASK_REG,
 			     IPMI_BT_INTMASK_CLEAR_IRQ_BIT
 			     | IPMI_BT_INTMASK_ENABLE_IRQ_BIT);
-	return si_irq_handler(irq, data, regs);
+	return si_irq_handler(irq, data);
 }
 
 static int smi_start_processing(void       *send_info,
diff --git a/drivers/char/ipmi/ipmi_watchdog.c b/drivers/char/ipmi/ipmi_watchdog.c
index accaaf1a6b69..73f759eaa5a6 100644
--- a/drivers/char/ipmi/ipmi_watchdog.c
+++ b/drivers/char/ipmi/ipmi_watchdog.c
@@ -903,7 +903,7 @@ static void ipmi_register_watchdog(int ipmi_intf)
 
 #ifdef HAVE_NMI_HANDLER
 static int
-ipmi_nmi(void *dev_id, struct pt_regs *regs, int cpu, int handled)
+ipmi_nmi(void *dev_id, int cpu, int handled)
 {
         /* If we are not expecting a timeout, ignore it. */
 	if (ipmi_watchdog_state == WDOG_TIMEOUT_NONE)
diff --git a/drivers/char/isicom.c b/drivers/char/isicom.c
index ea2bbf80ad33..e9e9bf31c369 100644
--- a/drivers/char/isicom.c
+++ b/drivers/char/isicom.c
@@ -546,7 +546,7 @@ static void isicom_bottomhalf(void *data)
  *	Main interrupt handler routine
  */
 
-static irqreturn_t isicom_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t isicom_interrupt(int irq, void *dev_id)
 {
 	struct isi_board *card = dev_id;
 	struct isi_port *port;
diff --git a/drivers/char/istallion.c b/drivers/char/istallion.c
index d6e031542c6b..ffdf9df1a67a 100644
--- a/drivers/char/istallion.c
+++ b/drivers/char/istallion.c
@@ -686,37 +686,37 @@ static stlibrd_t *stli_allocbrd(void);
 static void	stli_ecpinit(stlibrd_t *brdp);
 static void	stli_ecpenable(stlibrd_t *brdp);
 static void	stli_ecpdisable(stlibrd_t *brdp);
-static char	*stli_ecpgetmemptr(stlibrd_t *brdp, unsigned long offset, int line);
+static void __iomem *stli_ecpgetmemptr(stlibrd_t *brdp, unsigned long offset, int line);
 static void	stli_ecpreset(stlibrd_t *brdp);
 static void	stli_ecpintr(stlibrd_t *brdp);
 static void	stli_ecpeiinit(stlibrd_t *brdp);
 static void	stli_ecpeienable(stlibrd_t *brdp);
 static void	stli_ecpeidisable(stlibrd_t *brdp);
-static char	*stli_ecpeigetmemptr(stlibrd_t *brdp, unsigned long offset, int line);
+static void __iomem *stli_ecpeigetmemptr(stlibrd_t *brdp, unsigned long offset, int line);
 static void	stli_ecpeireset(stlibrd_t *brdp);
 static void	stli_ecpmcenable(stlibrd_t *brdp);
 static void	stli_ecpmcdisable(stlibrd_t *brdp);
-static char	*stli_ecpmcgetmemptr(stlibrd_t *brdp, unsigned long offset, int line);
+static void __iomem *stli_ecpmcgetmemptr(stlibrd_t *brdp, unsigned long offset, int line);
 static void	stli_ecpmcreset(stlibrd_t *brdp);
 static void	stli_ecppciinit(stlibrd_t *brdp);
-static char	*stli_ecppcigetmemptr(stlibrd_t *brdp, unsigned long offset, int line);
+static void __iomem *stli_ecppcigetmemptr(stlibrd_t *brdp, unsigned long offset, int line);
 static void	stli_ecppcireset(stlibrd_t *brdp);
 
 static void	stli_onbinit(stlibrd_t *brdp);
 static void	stli_onbenable(stlibrd_t *brdp);
 static void	stli_onbdisable(stlibrd_t *brdp);
-static char	*stli_onbgetmemptr(stlibrd_t *brdp, unsigned long offset, int line);
+static void __iomem *stli_onbgetmemptr(stlibrd_t *brdp, unsigned long offset, int line);
 static void	stli_onbreset(stlibrd_t *brdp);
 static void	stli_onbeinit(stlibrd_t *brdp);
 static void	stli_onbeenable(stlibrd_t *brdp);
 static void	stli_onbedisable(stlibrd_t *brdp);
-static char	*stli_onbegetmemptr(stlibrd_t *brdp, unsigned long offset, int line);
+static void __iomem *stli_onbegetmemptr(stlibrd_t *brdp, unsigned long offset, int line);
 static void	stli_onbereset(stlibrd_t *brdp);
 static void	stli_bbyinit(stlibrd_t *brdp);
-static char	*stli_bbygetmemptr(stlibrd_t *brdp, unsigned long offset, int line);
+static void __iomem *stli_bbygetmemptr(stlibrd_t *brdp, unsigned long offset, int line);
 static void	stli_bbyreset(stlibrd_t *brdp);
 static void	stli_stalinit(stlibrd_t *brdp);
-static char	*stli_stalgetmemptr(stlibrd_t *brdp, unsigned long offset, int line);
+static void __iomem *stli_stalgetmemptr(stlibrd_t *brdp, unsigned long offset, int line);
 static void	stli_stalreset(stlibrd_t *brdp);
 
 static stliport_t *stli_getport(int brdnr, int panelnr, int portnr);
@@ -1566,7 +1566,7 @@ static void stli_flushchars(struct tty_struct *tty)
 
 	len = MIN(len, cooksize);
 	count = 0;
-	shbuf = (char *) EBRDGETMEMPTR(brdp, portp->txoffset);
+	shbuf = EBRDGETMEMPTR(brdp, portp->txoffset);
 	buf = stli_txcookbuf;
 
 	while (len > 0) {
@@ -2948,9 +2948,9 @@ static void stli_ecpdisable(stlibrd_t *brdp)
 
 /*****************************************************************************/
 
-static char *stli_ecpgetmemptr(stlibrd_t *brdp, unsigned long offset, int line)
+static void __iomem *stli_ecpgetmemptr(stlibrd_t *brdp, unsigned long offset, int line)
 {	
-	void *ptr;
+	void __iomem *ptr;
 	unsigned char val;
 
 	if (offset > brdp->memsize) {
@@ -3022,9 +3022,9 @@ static void stli_ecpeidisable(stlibrd_t *brdp)
 
 /*****************************************************************************/
 
-static char *stli_ecpeigetmemptr(stlibrd_t *brdp, unsigned long offset, int line)
+static void __iomem *stli_ecpeigetmemptr(stlibrd_t *brdp, unsigned long offset, int line)
 {	
-	void		*ptr;
+	void __iomem *ptr;
 	unsigned char	val;
 
 	if (offset > brdp->memsize) {
@@ -3074,9 +3074,9 @@ static void stli_ecpmcdisable(stlibrd_t *brdp)
 
 /*****************************************************************************/
 
-static char *stli_ecpmcgetmemptr(stlibrd_t *brdp, unsigned long offset, int line)
+static void __iomem *stli_ecpmcgetmemptr(stlibrd_t *brdp, unsigned long offset, int line)
 {	
-	void *ptr;
+	void __iomem *ptr;
 	unsigned char val;
 
 	if (offset > brdp->memsize) {
@@ -3119,9 +3119,9 @@ static void stli_ecppciinit(stlibrd_t *brdp)
 
 /*****************************************************************************/
 
-static char *stli_ecppcigetmemptr(stlibrd_t *brdp, unsigned long offset, int line)
+static void __iomem *stli_ecppcigetmemptr(stlibrd_t *brdp, unsigned long offset, int line)
 {	
-	void		*ptr;
+	void __iomem *ptr;
 	unsigned char	val;
 
 	if (offset > brdp->memsize) {
@@ -3185,9 +3185,9 @@ static void stli_onbdisable(stlibrd_t *brdp)
 
 /*****************************************************************************/
 
-static char *stli_onbgetmemptr(stlibrd_t *brdp, unsigned long offset, int line)
+static void __iomem *stli_onbgetmemptr(stlibrd_t *brdp, unsigned long offset, int line)
 {	
-	void	*ptr;
+	void __iomem *ptr;
 
 	if (offset > brdp->memsize) {
 		printk(KERN_ERR "STALLION: shared memory pointer=%x out of "
@@ -3250,9 +3250,9 @@ static void stli_onbedisable(stlibrd_t *brdp)
 
 /*****************************************************************************/
 
-static char *stli_onbegetmemptr(stlibrd_t *brdp, unsigned long offset, int line)
+static void __iomem *stli_onbegetmemptr(stlibrd_t *brdp, unsigned long offset, int line)
 {	
-	void *ptr;
+	void __iomem *ptr;
 	unsigned char val;
 
 	if (offset > brdp->memsize) {
@@ -3300,9 +3300,9 @@ static void stli_bbyinit(stlibrd_t *brdp)
 
 /*****************************************************************************/
 
-static char *stli_bbygetmemptr(stlibrd_t *brdp, unsigned long offset, int line)
+static void __iomem *stli_bbygetmemptr(stlibrd_t *brdp, unsigned long offset, int line)
 {	
-	void *ptr;
+	void __iomem *ptr;
 	unsigned char val;
 
 	BUG_ON(offset > brdp->memsize);
@@ -3337,7 +3337,7 @@ static void stli_stalinit(stlibrd_t *brdp)
 
 /*****************************************************************************/
 
-static char *stli_stalgetmemptr(stlibrd_t *brdp, unsigned long offset, int line)
+static void __iomem *stli_stalgetmemptr(stlibrd_t *brdp, unsigned long offset, int line)
 {	
 	BUG_ON(offset > brdp->memsize);
 	return brdp->membase + (offset % STAL_PAGESIZE);
@@ -3876,7 +3876,7 @@ static int stli_eisamemprobe(stlibrd_t *brdp)
 			continue;
 
 		if (brdp->brdtype == BRD_ECPE) {
-			ecpsigp = (cdkecpsig_t __iomem *) stli_ecpeigetmemptr(brdp,
+			ecpsigp = stli_ecpeigetmemptr(brdp,
 				CDK_SIGADDR, __LINE__);
 			memcpy_fromio(&ecpsig, ecpsigp, sizeof(cdkecpsig_t));
 			if (ecpsig.magic == cpu_to_le32(ECP_MAGIC))
@@ -4184,7 +4184,7 @@ static int stli_initbrds(void)
 static ssize_t stli_memread(struct file *fp, char __user *buf, size_t count, loff_t *offp)
 {
 	unsigned long flags;
-	void *memptr;
+	void __iomem *memptr;
 	stlibrd_t *brdp;
 	int brdnr, size, n;
 	void *p;
@@ -4214,7 +4214,7 @@ static ssize_t stli_memread(struct file *fp, char __user *buf, size_t count, lof
 	while (size > 0) {
 		spin_lock_irqsave(&brd_lock, flags);
 		EBRDENABLE(brdp);
-		memptr = (void *) EBRDGETMEMPTR(brdp, off);
+		memptr = EBRDGETMEMPTR(brdp, off);
 		n = MIN(size, (brdp->pagesize - (((unsigned long) off) % brdp->pagesize)));
 		n = MIN(n, PAGE_SIZE);
 		memcpy_fromio(p, memptr, n);
@@ -4247,7 +4247,7 @@ out:
 static ssize_t stli_memwrite(struct file *fp, const char __user *buf, size_t count, loff_t *offp)
 {
 	unsigned long flags;
-	void *memptr;
+	void __iomem *memptr;
 	stlibrd_t *brdp;
 	char __user *chbuf;
 	int brdnr, size, n;
@@ -4287,7 +4287,7 @@ static ssize_t stli_memwrite(struct file *fp, const char __user *buf, size_t cou
 		}
 		spin_lock_irqsave(&brd_lock, flags);
 		EBRDENABLE(brdp);
-		memptr = (void *) EBRDGETMEMPTR(brdp, off);
+		memptr = EBRDGETMEMPTR(brdp, off);
 		memcpy_toio(memptr, p, n);
 		EBRDDISABLE(brdp);
 		spin_unlock_irqrestore(&brd_lock, flags);
diff --git a/drivers/char/keyboard.c b/drivers/char/keyboard.c
index e2011669c7bb..20b6c8b30248 100644
--- a/drivers/char/keyboard.c
+++ b/drivers/char/keyboard.c
@@ -32,6 +32,7 @@
 #include <linux/string.h>
 #include <linux/init.h>
 #include <linux/slab.h>
+#include <linux/irq.h>
 
 #include <linux/kbd_kern.h>
 #include <linux/kbd_diacr.h>
@@ -77,7 +78,7 @@ void compute_shiftstate(void);
 	k_slock,	k_dead2,	k_brl,		k_ignore
 
 typedef void (k_handler_fn)(struct vc_data *vc, unsigned char value,
-			    char up_flag, struct pt_regs *regs);
+			    char up_flag);
 static k_handler_fn K_HANDLERS;
 static k_handler_fn *k_handler[16] = { K_HANDLERS };
 
@@ -88,7 +89,7 @@ static k_handler_fn *k_handler[16] = { K_HANDLERS };
 	fn_boot_it,	fn_caps_on,	fn_compose,	fn_SAK,\
 	fn_dec_console, fn_inc_console, fn_spawn_con,	fn_bare_num
 
-typedef void (fn_handler_fn)(struct vc_data *vc, struct pt_regs *regs);
+typedef void (fn_handler_fn)(struct vc_data *vc);
 static fn_handler_fn FN_HANDLERS;
 static fn_handler_fn *fn_handler[] = { FN_HANDLERS };
 
@@ -428,7 +429,7 @@ static unsigned int handle_diacr(struct vc_data *vc, unsigned int ch)
 /*
  * Special function handlers
  */
-static void fn_enter(struct vc_data *vc, struct pt_regs *regs)
+static void fn_enter(struct vc_data *vc)
 {
 	if (diacr) {
 		if (kbd->kbdmode == VC_UNICODE)
@@ -442,27 +443,28 @@ static void fn_enter(struct vc_data *vc, struct pt_regs *regs)
 		put_queue(vc, 10);
 }
 
-static void fn_caps_toggle(struct vc_data *vc, struct pt_regs *regs)
+static void fn_caps_toggle(struct vc_data *vc)
 {
 	if (rep)
 		return;
 	chg_vc_kbd_led(kbd, VC_CAPSLOCK);
 }
 
-static void fn_caps_on(struct vc_data *vc, struct pt_regs *regs)
+static void fn_caps_on(struct vc_data *vc)
 {
 	if (rep)
 		return;
 	set_vc_kbd_led(kbd, VC_CAPSLOCK);
 }
 
-static void fn_show_ptregs(struct vc_data *vc, struct pt_regs *regs)
+static void fn_show_ptregs(struct vc_data *vc)
 {
+	struct pt_regs *regs = get_irq_regs();
 	if (regs)
 		show_regs(regs);
 }
 
-static void fn_hold(struct vc_data *vc, struct pt_regs *regs)
+static void fn_hold(struct vc_data *vc)
 {
 	struct tty_struct *tty = vc->vc_tty;
 
@@ -480,12 +482,12 @@ static void fn_hold(struct vc_data *vc, struct pt_regs *regs)
 		stop_tty(tty);
 }
 
-static void fn_num(struct vc_data *vc, struct pt_regs *regs)
+static void fn_num(struct vc_data *vc)
 {
 	if (vc_kbd_mode(kbd,VC_APPLIC))
 		applkey(vc, 'P', 1);
 	else
-		fn_bare_num(vc, regs);
+		fn_bare_num(vc);
 }
 
 /*
@@ -494,19 +496,19 @@ static void fn_num(struct vc_data *vc, struct pt_regs *regs)
  * Bind this to NumLock if you prefer that the NumLock key always
  * changes the NumLock flag.
  */
-static void fn_bare_num(struct vc_data *vc, struct pt_regs *regs)
+static void fn_bare_num(struct vc_data *vc)
 {
 	if (!rep)
 		chg_vc_kbd_led(kbd, VC_NUMLOCK);
 }
 
-static void fn_lastcons(struct vc_data *vc, struct pt_regs *regs)
+static void fn_lastcons(struct vc_data *vc)
 {
 	/* switch to the last used console, ChN */
 	set_console(last_console);
 }
 
-static void fn_dec_console(struct vc_data *vc, struct pt_regs *regs)
+static void fn_dec_console(struct vc_data *vc)
 {
 	int i, cur = fg_console;
 
@@ -523,7 +525,7 @@ static void fn_dec_console(struct vc_data *vc, struct pt_regs *regs)
 	set_console(i);
 }
 
-static void fn_inc_console(struct vc_data *vc, struct pt_regs *regs)
+static void fn_inc_console(struct vc_data *vc)
 {
 	int i, cur = fg_console;
 
@@ -540,7 +542,7 @@ static void fn_inc_console(struct vc_data *vc, struct pt_regs *regs)
 	set_console(i);
 }
 
-static void fn_send_intr(struct vc_data *vc, struct pt_regs *regs)
+static void fn_send_intr(struct vc_data *vc)
 {
 	struct tty_struct *tty = vc->vc_tty;
 
@@ -550,37 +552,37 @@ static void fn_send_intr(struct vc_data *vc, struct pt_regs *regs)
 	con_schedule_flip(tty);
 }
 
-static void fn_scroll_forw(struct vc_data *vc, struct pt_regs *regs)
+static void fn_scroll_forw(struct vc_data *vc)
 {
 	scrollfront(vc, 0);
 }
 
-static void fn_scroll_back(struct vc_data *vc, struct pt_regs *regs)
+static void fn_scroll_back(struct vc_data *vc)
 {
 	scrollback(vc, 0);
 }
 
-static void fn_show_mem(struct vc_data *vc, struct pt_regs *regs)
+static void fn_show_mem(struct vc_data *vc)
 {
 	show_mem();
 }
 
-static void fn_show_state(struct vc_data *vc, struct pt_regs *regs)
+static void fn_show_state(struct vc_data *vc)
 {
 	show_state();
 }
 
-static void fn_boot_it(struct vc_data *vc, struct pt_regs *regs)
+static void fn_boot_it(struct vc_data *vc)
 {
 	ctrl_alt_del();
 }
 
-static void fn_compose(struct vc_data *vc, struct pt_regs *regs)
+static void fn_compose(struct vc_data *vc)
 {
 	dead_key_next = 1;
 }
 
-static void fn_spawn_con(struct vc_data *vc, struct pt_regs *regs)
+static void fn_spawn_con(struct vc_data *vc)
 {
 	spin_lock(&vt_spawn_con.lock);
 	if (vt_spawn_con.pid)
@@ -591,7 +593,7 @@ static void fn_spawn_con(struct vc_data *vc, struct pt_regs *regs)
 	spin_unlock(&vt_spawn_con.lock);
 }
 
-static void fn_SAK(struct vc_data *vc, struct pt_regs *regs)
+static void fn_SAK(struct vc_data *vc)
 {
 	struct tty_struct *tty = vc->vc_tty;
 
@@ -604,7 +606,7 @@ static void fn_SAK(struct vc_data *vc, struct pt_regs *regs)
 	reset_vc(vc);
 }
 
-static void fn_null(struct vc_data *vc, struct pt_regs *regs)
+static void fn_null(struct vc_data *vc)
 {
 	compute_shiftstate();
 }
@@ -612,11 +614,11 @@ static void fn_null(struct vc_data *vc, struct pt_regs *regs)
 /*
  * Special key handlers
  */
-static void k_ignore(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs)
+static void k_ignore(struct vc_data *vc, unsigned char value, char up_flag)
 {
 }
 
-static void k_spec(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs)
+static void k_spec(struct vc_data *vc, unsigned char value, char up_flag)
 {
 	if (up_flag)
 		return;
@@ -626,15 +628,15 @@ static void k_spec(struct vc_data *vc, unsigned char value, char up_flag, struct
 	     kbd->kbdmode == VC_MEDIUMRAW) &&
 	     value != KVAL(K_SAK))
 		return;		/* SAK is allowed even in raw mode */
-	fn_handler[value](vc, regs);
+	fn_handler[value](vc);
 }
 
-static void k_lowercase(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs)
+static void k_lowercase(struct vc_data *vc, unsigned char value, char up_flag)
 {
 	printk(KERN_ERR "keyboard.c: k_lowercase was called - impossible\n");
 }
 
-static void k_unicode(struct vc_data *vc, unsigned int value, char up_flag, struct pt_regs *regs)
+static void k_unicode(struct vc_data *vc, unsigned int value, char up_flag)
 {
 	if (up_flag)
 		return;		/* no action, if this is a key release */
@@ -658,41 +660,41 @@ static void k_unicode(struct vc_data *vc, unsigned int value, char up_flag, stru
  * dead keys modifying the same character. Very useful
  * for Vietnamese.
  */
-static void k_deadunicode(struct vc_data *vc, unsigned int value, char up_flag, struct pt_regs *regs)
+static void k_deadunicode(struct vc_data *vc, unsigned int value, char up_flag)
 {
 	if (up_flag)
 		return;
 	diacr = (diacr ? handle_diacr(vc, value) : value);
 }
 
-static void k_self(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs)
+static void k_self(struct vc_data *vc, unsigned char value, char up_flag)
 {
-	k_unicode(vc, value, up_flag, regs);
+	k_unicode(vc, value, up_flag);
 }
 
-static void k_dead2(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs)
+static void k_dead2(struct vc_data *vc, unsigned char value, char up_flag)
 {
-	k_deadunicode(vc, value, up_flag, regs);
+	k_deadunicode(vc, value, up_flag);
 }
 
 /*
  * Obsolete - for backwards compatibility only
  */
-static void k_dead(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs)
+static void k_dead(struct vc_data *vc, unsigned char value, char up_flag)
 {
 	static const unsigned char ret_diacr[NR_DEAD] = {'`', '\'', '^', '~', '"', ',' };
 	value = ret_diacr[value];
-	k_deadunicode(vc, value, up_flag, regs);
+	k_deadunicode(vc, value, up_flag);
 }
 
-static void k_cons(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs)
+static void k_cons(struct vc_data *vc, unsigned char value, char up_flag)
 {
 	if (up_flag)
 		return;
 	set_console(value);
 }
 
-static void k_fn(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs)
+static void k_fn(struct vc_data *vc, unsigned char value, char up_flag)
 {
 	unsigned v;
 
@@ -706,7 +708,7 @@ static void k_fn(struct vc_data *vc, unsigned char value, char up_flag, struct p
 		printk(KERN_ERR "k_fn called with value=%d\n", value);
 }
 
-static void k_cur(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs)
+static void k_cur(struct vc_data *vc, unsigned char value, char up_flag)
 {
 	static const char *cur_chars = "BDCA";
 
@@ -715,7 +717,7 @@ static void k_cur(struct vc_data *vc, unsigned char value, char up_flag, struct
 	applkey(vc, cur_chars[value], vc_kbd_mode(kbd, VC_CKMODE));
 }
 
-static void k_pad(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs)
+static void k_pad(struct vc_data *vc, unsigned char value, char up_flag)
 {
 	static const char pad_chars[] = "0123456789+-*/\015,.?()#";
 	static const char app_map[] = "pqrstuvwxylSRQMnnmPQS";
@@ -733,34 +735,34 @@ static void k_pad(struct vc_data *vc, unsigned char value, char up_flag, struct
 		switch (value) {
 			case KVAL(K_PCOMMA):
 			case KVAL(K_PDOT):
-				k_fn(vc, KVAL(K_REMOVE), 0, regs);
+				k_fn(vc, KVAL(K_REMOVE), 0);
 				return;
 			case KVAL(K_P0):
-				k_fn(vc, KVAL(K_INSERT), 0, regs);
+				k_fn(vc, KVAL(K_INSERT), 0);
 				return;
 			case KVAL(K_P1):
-				k_fn(vc, KVAL(K_SELECT), 0, regs);
+				k_fn(vc, KVAL(K_SELECT), 0);
 				return;
 			case KVAL(K_P2):
-				k_cur(vc, KVAL(K_DOWN), 0, regs);
+				k_cur(vc, KVAL(K_DOWN), 0);
 				return;
 			case KVAL(K_P3):
-				k_fn(vc, KVAL(K_PGDN), 0, regs);
+				k_fn(vc, KVAL(K_PGDN), 0);
 				return;
 			case KVAL(K_P4):
-				k_cur(vc, KVAL(K_LEFT), 0, regs);
+				k_cur(vc, KVAL(K_LEFT), 0);
 				return;
 			case KVAL(K_P6):
-				k_cur(vc, KVAL(K_RIGHT), 0, regs);
+				k_cur(vc, KVAL(K_RIGHT), 0);
 				return;
 			case KVAL(K_P7):
-				k_fn(vc, KVAL(K_FIND), 0, regs);
+				k_fn(vc, KVAL(K_FIND), 0);
 				return;
 			case KVAL(K_P8):
-				k_cur(vc, KVAL(K_UP), 0, regs);
+				k_cur(vc, KVAL(K_UP), 0);
 				return;
 			case KVAL(K_P9):
-				k_fn(vc, KVAL(K_PGUP), 0, regs);
+				k_fn(vc, KVAL(K_PGUP), 0);
 				return;
 			case KVAL(K_P5):
 				applkey(vc, 'G', vc_kbd_mode(kbd, VC_APPLIC));
@@ -772,7 +774,7 @@ static void k_pad(struct vc_data *vc, unsigned char value, char up_flag, struct
 		put_queue(vc, 10);
 }
 
-static void k_shift(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs)
+static void k_shift(struct vc_data *vc, unsigned char value, char up_flag)
 {
 	int old_state = shift_state;
 
@@ -813,7 +815,7 @@ static void k_shift(struct vc_data *vc, unsigned char value, char up_flag, struc
 	}
 }
 
-static void k_meta(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs)
+static void k_meta(struct vc_data *vc, unsigned char value, char up_flag)
 {
 	if (up_flag)
 		return;
@@ -825,7 +827,7 @@ static void k_meta(struct vc_data *vc, unsigned char value, char up_flag, struct
 		put_queue(vc, value | 0x80);
 }
 
-static void k_ascii(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs)
+static void k_ascii(struct vc_data *vc, unsigned char value, char up_flag)
 {
 	int base;
 
@@ -847,16 +849,16 @@ static void k_ascii(struct vc_data *vc, unsigned char value, char up_flag, struc
 		npadch = npadch * base + value;
 }
 
-static void k_lock(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs)
+static void k_lock(struct vc_data *vc, unsigned char value, char up_flag)
 {
 	if (up_flag || rep)
 		return;
 	chg_vc_kbd_lock(kbd, value);
 }
 
-static void k_slock(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs)
+static void k_slock(struct vc_data *vc, unsigned char value, char up_flag)
 {
-	k_shift(vc, value, up_flag, regs);
+	k_shift(vc, value, up_flag);
 	if (up_flag || rep)
 		return;
 	chg_vc_kbd_slock(kbd, value);
@@ -876,25 +878,25 @@ static unsigned brl_nbchords = 1;
 MODULE_PARM_DESC(brl_nbchords, "Number of chords that produce a braille pattern (0 for dead chords)");
 module_param(brl_nbchords, uint, 0644);
 
-static void k_brlcommit(struct vc_data *vc, unsigned int pattern, char up_flag, struct pt_regs *regs)
+static void k_brlcommit(struct vc_data *vc, unsigned int pattern, char up_flag)
 {
 	static unsigned long chords;
 	static unsigned committed;
 
 	if (!brl_nbchords)
-		k_deadunicode(vc, BRL_UC_ROW | pattern, up_flag, regs);
+		k_deadunicode(vc, BRL_UC_ROW | pattern, up_flag);
 	else {
 		committed |= pattern;
 		chords++;
 		if (chords == brl_nbchords) {
-			k_unicode(vc, BRL_UC_ROW | committed, up_flag, regs);
+			k_unicode(vc, BRL_UC_ROW | committed, up_flag);
 			chords = 0;
 			committed = 0;
 		}
 	}
 }
 
-static void k_brl(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs)
+static void k_brl(struct vc_data *vc, unsigned char value, char up_flag)
 {
 	static unsigned pressed,committing;
 	static unsigned long releasestart;
@@ -906,7 +908,7 @@ static void k_brl(struct vc_data *vc, unsigned char value, char up_flag, struct
 	}
 
 	if (!value) {
-		k_unicode(vc, BRL_UC_ROW, up_flag, regs);
+		k_unicode(vc, BRL_UC_ROW, up_flag);
 		return;
 	}
 
@@ -923,13 +925,13 @@ static void k_brl(struct vc_data *vc, unsigned char value, char up_flag, struct
 			pressed &= ~(1 << (value - 1));
 			if (!pressed) {
 				if (committing) {
-					k_brlcommit(vc, committing, 0, regs);
+					k_brlcommit(vc, committing, 0);
 					committing = 0;
 				}
 			}
 		} else {
 			if (committing) {
-				k_brlcommit(vc, committing, 0, regs);
+				k_brlcommit(vc, committing, 0);
 				committing = 0;
 			}
 			pressed &= ~(1 << (value - 1));
@@ -1133,8 +1135,7 @@ static void kbd_rawcode(unsigned char data)
 		put_queue(vc, data);
 }
 
-static void kbd_keycode(unsigned int keycode, int down,
-			int hw_raw, struct pt_regs *regs)
+static void kbd_keycode(unsigned int keycode, int down, int hw_raw)
 {
 	struct vc_data *vc = vc_cons[fg_console].d;
 	unsigned short keysym, *key_map;
@@ -1181,7 +1182,7 @@ static void kbd_keycode(unsigned int keycode, int down,
 	if (sysrq_down && !down && keycode == sysrq_alt_use)
 		sysrq_down = 0;
 	if (sysrq_down && down && !rep) {
-		handle_sysrq(kbd_sysrq_xlate[keycode], regs, tty);
+		handle_sysrq(kbd_sysrq_xlate[keycode], tty);
 		return;
 	}
 #endif
@@ -1267,7 +1268,7 @@ static void kbd_keycode(unsigned int keycode, int down,
 		}
 	}
 
-	(*k_handler[type])(vc, keysym & 0xff, !down, regs);
+	(*k_handler[type])(vc, keysym & 0xff, !down);
 
 	if (type != KT_SLOCK)
 		kbd->slockstate = 0;
@@ -1279,7 +1280,7 @@ static void kbd_event(struct input_handle *handle, unsigned int event_type,
 	if (event_type == EV_MSC && event_code == MSC_RAW && HW_RAW(handle->dev))
 		kbd_rawcode(value);
 	if (event_type == EV_KEY)
-		kbd_keycode(event_code, value, HW_RAW(handle->dev), handle->dev->regs);
+		kbd_keycode(event_code, value, HW_RAW(handle->dev));
 	tasklet_schedule(&keyboard_tasklet);
 	do_poke_blanked_console = 1;
 	schedule_console_callback();
diff --git a/drivers/char/mbcs.c b/drivers/char/mbcs.c
index 636354722658..0afb7ba999cf 100644
--- a/drivers/char/mbcs.c
+++ b/drivers/char/mbcs.c
@@ -516,11 +516,10 @@ int mbcs_gscr_mmap(struct file *fp, struct vm_area_struct *vma)
  * mbcs_completion_intr_handler - Primary completion handler.
  * @irq: irq
  * @arg: soft struct for device
- * @ep: regs
  *
  */
 static irqreturn_t
-mbcs_completion_intr_handler(int irq, void *arg, struct pt_regs *ep)
+mbcs_completion_intr_handler(int irq, void *arg)
 {
 	struct mbcs_soft *soft = (struct mbcs_soft *)arg;
 	void *mmr_base;
diff --git a/drivers/char/mmtimer.c b/drivers/char/mmtimer.c
index 1f0f2b6dae26..22b9905c1e52 100644
--- a/drivers/char/mmtimer.c
+++ b/drivers/char/mmtimer.c
@@ -422,7 +422,6 @@ static int inline reschedule_periodic_timer(mmtimer_t *x)
  * mmtimer_interrupt - timer interrupt handler
  * @irq: irq received
  * @dev_id: device the irq came from
- * @regs: register state upon receipt of the interrupt
  *
  * Called when one of the comarators matches the counter, This
  * routine will send signals to processes that have requested
@@ -433,7 +432,7 @@ static int inline reschedule_periodic_timer(mmtimer_t *x)
  * registers.
  */
 static irqreturn_t
-mmtimer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+mmtimer_interrupt(int irq, void *dev_id)
 {
 	int i;
 	unsigned long expires = 0;
diff --git a/drivers/char/mwave/tp3780i.c b/drivers/char/mwave/tp3780i.c
index cc3e54dd7234..f282976daaac 100644
--- a/drivers/char/mwave/tp3780i.c
+++ b/drivers/char/mwave/tp3780i.c
@@ -95,14 +95,14 @@ static void EnableSRAM(THINKPAD_BD_DATA * pBDData)
 }
 
 
-static irqreturn_t UartInterrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t UartInterrupt(int irq, void *dev_id)
 {
 	PRINTK_3(TRACE_TP3780I,
 		"tp3780i::UartInterrupt entry irq %x dev_id %p\n", irq, dev_id);
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t DspInterrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t DspInterrupt(int irq, void *dev_id)
 {
 	pMWAVE_DEVICE_DATA pDrvData = &mwave_s_mdd;
 	DSP_3780I_CONFIG_SETTINGS *pSettings = &pDrvData->rBDData.rDspSettings;
diff --git a/drivers/char/mxser.c b/drivers/char/mxser.c
index 8253fca8efd5..048d91142c17 100644
--- a/drivers/char/mxser.c
+++ b/drivers/char/mxser.c
@@ -407,7 +407,7 @@ static void mxser_stop(struct tty_struct *);
 static void mxser_start(struct tty_struct *);
 static void mxser_hangup(struct tty_struct *);
 static void mxser_rs_break(struct tty_struct *, int);
-static irqreturn_t mxser_interrupt(int, void *, struct pt_regs *);
+static irqreturn_t mxser_interrupt(int, void *);
 static void mxser_receive_chars(struct mxser_struct *, int *);
 static void mxser_transmit_chars(struct mxser_struct *);
 static void mxser_check_modem_status(struct mxser_struct *, int);
@@ -1916,7 +1916,7 @@ static void mxser_rs_break(struct tty_struct *tty, int break_state)
 /*
  * This is the serial driver's generic interrupt routine
  */
-static irqreturn_t mxser_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t mxser_interrupt(int irq, void *dev_id)
 {
 	int status, iir, i;
 	struct mxser_struct *info;
diff --git a/drivers/char/nwbutton.c b/drivers/char/nwbutton.c
index ea1aa7764f8e..2d264971d839 100644
--- a/drivers/char/nwbutton.c
+++ b/drivers/char/nwbutton.c
@@ -144,7 +144,7 @@ static void button_sequence_finished (unsigned long parameters)
  *  increments the counter.
  */ 
 
-static irqreturn_t button_handler (int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t button_handler (int irq, void *dev_id)
 {
 	if (button_press_count) {
 		del_timer (&button_timer);
diff --git a/drivers/char/nwbutton.h b/drivers/char/nwbutton.h
index ddb7b928dcbb..c3ebc16ce8a7 100644
--- a/drivers/char/nwbutton.h
+++ b/drivers/char/nwbutton.h
@@ -25,7 +25,7 @@ struct button_callback {
 /* Function prototypes: */
 
 static void button_sequence_finished (unsigned long parameters);
-static irqreturn_t button_handler (int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t button_handler (int irq, void *dev_id);
 int button_init (void);
 int button_add_callback (void (*callback) (void), int count);
 int button_del_callback (void (*callback) (void));
diff --git a/drivers/char/pcmcia/synclink_cs.c b/drivers/char/pcmcia/synclink_cs.c
index 73e324209913..1a0bc30b79d1 100644
--- a/drivers/char/pcmcia/synclink_cs.c
+++ b/drivers/char/pcmcia/synclink_cs.c
@@ -416,7 +416,7 @@ static void rx_reset_buffers(MGSLPC_INFO *info);
 static int  rx_alloc_buffers(MGSLPC_INFO *info);
 static void rx_free_buffers(MGSLPC_INFO *info);
 
-static irqreturn_t mgslpc_isr(int irq, void *dev_id, struct pt_regs * regs);
+static irqreturn_t mgslpc_isr(int irq, void *dev_id);
 
 /*
  * Bottom half interrupt handlers
@@ -1234,9 +1234,8 @@ static void ri_change(MGSLPC_INFO *info)
  * 
  * irq     interrupt number that caused interrupt
  * dev_id  device ID supplied during interrupt registration
- * regs    interrupted processor context
  */
-static irqreturn_t mgslpc_isr(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t mgslpc_isr(int irq, void *dev_id)
 {
 	MGSLPC_INFO * info = (MGSLPC_INFO *)dev_id;
 	unsigned short isr;
diff --git a/drivers/char/ppdev.c b/drivers/char/ppdev.c
index 520d2cf82bc0..efc485edad1c 100644
--- a/drivers/char/ppdev.c
+++ b/drivers/char/ppdev.c
@@ -269,7 +269,7 @@ static ssize_t pp_write (struct file * file, const char __user * buf,
 	return bytes_written;
 }
 
-static void pp_irq (int irq, void * private, struct pt_regs * unused)
+static void pp_irq (int irq, void * private)
 {
 	struct pp_struct * pp = (struct pp_struct *) private;
 
diff --git a/drivers/char/qtronix.c b/drivers/char/qtronix.c
deleted file mode 100644
index 9d134e98d2a0..000000000000
--- a/drivers/char/qtronix.c
+++ /dev/null
@@ -1,605 +0,0 @@
-/*
- *
- * BRIEF MODULE DESCRIPTION
- *	Qtronix 990P infrared keyboard driver.
- *
- *
- * Copyright 2001 MontaVista Software Inc.
- * Author: MontaVista Software, Inc.
- *         	ppopov@mvista.com or source@mvista.com
- *
- *
- *  The bottom portion of this driver was take from 
- *  pc_keyb.c  Please see that file for copyrights.
- *
- *  This program is free software; you can redistribute  it and/or modify it
- *  under  the terms of  the GNU General  Public License as published by the
- *  Free Software Foundation;  either version 2 of the  License, or (at your
- *  option) any later version.
- *
- *  THIS  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
- *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
- *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
- *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
- *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
- *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
- *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- *  You should have received a copy of the  GNU General Public License along
- *  with this program; if not, write  to the Free Software Foundation, Inc.,
- *  675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-
-/* 
- * NOTE:  
- *
- *	This driver has only been tested with the Consumer IR
- *	port of the ITE 8172 system controller.
- *
- *	You do not need this driver if you are using the ps/2 or
- *	USB adapter that the keyboard ships with.  You only need 
- *	this driver if your board has a IR port and the keyboard
- *	data is being sent directly to the IR.  In that case,
- *	you also need some low-level IR support. See it8172_cir.c.
- *	
- */
-
-#ifdef CONFIG_QTRONIX_KEYBOARD
-
-#include <linux/module.h>
-#include <linux/types.h>
-#include <linux/pci.h>
-#include <linux/kernel.h>
-
-#include <asm/it8172/it8172.h>
-#include <asm/it8172/it8172_int.h>
-#include <asm/it8172/it8172_cir.h>
-
-#include <linux/spinlock.h>
-#include <linux/sched.h>
-#include <linux/interrupt.h>
-#include <linux/tty.h>
-#include <linux/mm.h>
-#include <linux/signal.h>
-#include <linux/init.h>
-#include <linux/kbd_ll.h>
-#include <linux/delay.h>
-#include <linux/poll.h>
-#include <linux/miscdevice.h>
-#include <linux/slab.h>
-#include <linux/kbd_kern.h>
-#include <linux/smp_lock.h>
-#include <asm/io.h>
-#include <linux/pc_keyb.h>
-
-#include <asm/keyboard.h>
-#include <linux/bitops.h>
-#include <asm/uaccess.h>
-#include <asm/irq.h>
-#include <asm/system.h>
-
-#define leading1 0
-#define leading2 0xF
-
-#define KBD_CIR_PORT 0
-#define AUX_RECONNECT 170 /* scancode when ps2 device is plugged (back) in */
-
-static int data_index;
-struct cir_port *cir;
-static unsigned char kbdbytes[5];
-static unsigned char cir_data[32]; /* we only need 16 chars */
-
-static void kbd_int_handler(int irq, void *dev_id, struct pt_regs *regs);
-static int handle_data(unsigned char *p_data);
-static inline void handle_mouse_event(unsigned char scancode);
-static inline void handle_keyboard_event(unsigned char scancode, int down);
-static int __init psaux_init(void);
-
-static struct aux_queue *queue;	/* Mouse data buffer. */
-static int aux_count = 0;
-
-/*
- * Keys accessed through the 'Fn' key
- * The Fn key does not produce a key-up sequence. So, the first
- * time the user presses it, it will be key-down event. The key
- * stays down until the user presses it again.
- */
-#define NUM_FN_KEYS 56
-static unsigned char fn_keys[NUM_FN_KEYS] = {
-	0,0,0,0,0,0,0,0,        /* 0 7   */
-	8,9,10,93,0,0,0,0,      /* 8 15  */
-	0,0,0,0,0,0,0,5,        /* 16 23 */
-	6,7,91,0,0,0,0,0,       /* 24 31 */
-	0,0,0,0,0,2,3,4,        /* 32 39 */
-	92,0,0,0,0,0,0,0,       /* 40 47 */
-	0,0,0,0,11,0,94,95        /* 48 55 */
-
-};
-
-void __init init_qtronix_990P_kbd(void)
-{
-	int retval;
-
-	cir = (struct cir_port *)kmalloc(sizeof(struct cir_port), GFP_KERNEL);
-	if (!cir) {
-		printk("Unable to initialize Qtronix keyboard\n");
-		return;
-	}
-
-	/* 
-	 * revisit
-	 * this should be programmable, somehow by the, by the user.
-	 */
-	cir->port = KBD_CIR_PORT;
-	cir->baud_rate = 0x1d;
-	cir->rdwos = 0;
-	cir->rxdcr = 0x3;
-	cir->hcfs = 0;
-	cir->fifo_tl = 0;
-	cir->cfq = 0x1d;
-	cir_port_init(cir);
-
-	retval = request_irq(IT8172_CIR0_IRQ, kbd_int_handler, 
-			(unsigned long )(IRQF_DISABLED|IRQF_SHARED),
-			(const char *)"Qtronix IR Keyboard", (void *)cir);
-
-	if (retval) {
-		printk("unable to allocate cir %d irq %d\n", 
-				cir->port, IT8172_CIR0_IRQ);
-	}
-#ifdef CONFIG_PSMOUSE
-	psaux_init();
-#endif
-}
-
-static inline unsigned char BitReverse(unsigned short key)
-{
-	unsigned char rkey = 0;
-	rkey |= (key & 0x1) << 7;
-	rkey |= (key & 0x2) << 5;
-	rkey |= (key & 0x4) << 3;
-	rkey |= (key & 0x8) << 1;
-	rkey |= (key & 0x10) >> 1;
-	rkey |= (key & 0x20) >> 3;
-	rkey |= (key & 0x40) >> 5;
-	rkey |= (key & 0x80) >> 7;
-	return rkey;
-
-}
-
-
-static inline u_int8_t UpperByte(u_int8_t data)
-{
-	return (data >> 4);
-}
-
-
-static inline u_int8_t LowerByte(u_int8_t data)
-{
-	return (data & 0xF);
-}
-
-
-int CheckSumOk(u_int8_t byte1, u_int8_t byte2, 
-		u_int8_t byte3, u_int8_t byte4, u_int8_t byte5)
-{
-	u_int8_t CheckSum;
-
-	CheckSum = (byte1 & 0x0F) + byte2 + byte3 + byte4 + byte5;
-	if ( LowerByte(UpperByte(CheckSum) + LowerByte(CheckSum)) != UpperByte(byte1) )
-		return 0;
-	else
-		return 1;
-}
-
-
-static void kbd_int_handler(int irq, void *dev_id, struct pt_regs *regs)
-{
-	struct cir_port *cir;
-	int j;
-	unsigned char int_status;
-
-	cir = (struct cir_port *)dev_id;
-	int_status = get_int_status(cir);
-	if (int_status & 0x4) {
-		clear_fifo(cir);
-		return;
-	}
-
-	while (cir_get_rx_count(cir)) {
-
-		cir_data[data_index] = cir_read_data(cir);
-
-		if (data_index == 0) {/* expecting first byte */
-			if (cir_data[data_index] != leading1) {
-				//printk("!leading byte %x\n", cir_data[data_index]);
-				set_rx_active(cir);
-				clear_fifo(cir);
-				continue;
-			}
-		}
-		if (data_index == 1) {
-			if ((cir_data[data_index] & 0xf) != leading2) {
-				set_rx_active(cir);
-				data_index = 0; /* start over */
-				clear_fifo(cir);
-				continue;
-			}
-		}
-
-		if ( (cir_data[data_index] == 0xff)) { /* last byte */
-			//printk("data_index %d\n", data_index);
-			set_rx_active(cir);
-#if 0
-			for (j=0; j<=data_index; j++) {
-				printk("rx_data %d:  %x\n", j, cir_data[j]);
-			}
-#endif
-			data_index = 0;
-			handle_data(cir_data);
-			return;
-		}
-		else if (data_index>16) {
-			set_rx_active(cir);
-#if 0
-			printk("warning: data_index %d\n", data_index);
-			for (j=0; j<=data_index; j++) {
-				printk("rx_data %d:  %x\n", j, cir_data[j]);
-			}
-#endif
-			data_index = 0;
-			clear_fifo(cir);
-			return;
-		}
-		data_index++;
-	}
-}
-
-
-#define NUM_KBD_BYTES 5
-static int handle_data(unsigned char *p_data)
-{
-	u_int32_t bit_bucket;
-	u_int32_t i, j;
-	u_int32_t got_bits, next_byte;
-	int down = 0;
-
-	/* Reorganize the bit stream */
-	for (i=0; i<16; i++)
-		p_data[i] = BitReverse(~p_data[i]);
-
-	/* 
-	 * We've already previously checked that p_data[0]
-	 * is equal to leading1 and that (p_data[1] & 0xf)
-	 * is equal to leading2. These twelve bits are the
-	 * leader code.  We can now throw them away (the 12
-	 * bits) and continue parsing the stream.
-	 */
-	bit_bucket = p_data[1] << 12;
-	got_bits = 4;
-	next_byte = 2;
-
-	/* 
-	 * Process four bits at a time
-	 */
-	for (i=0; i<NUM_KBD_BYTES; i++) {
-
-		kbdbytes[i]=0;
-
-		for (j=0; j<8; j++) /* 8 bits per byte */
-		{
-			if (got_bits < 4) {
-				bit_bucket |= (p_data[next_byte++] << (8 - got_bits));
-				got_bits += 8;
-			}
-
-			if ((bit_bucket & 0xF000) == 0x8000) { 
-				/* Convert 1000b to 1 */
-				kbdbytes[i] = 0x80 | (kbdbytes[i] >> 1);
-				got_bits -= 4;
-				bit_bucket = bit_bucket << 4;
-			}
-			else if ((bit_bucket & 0xC000) == 0x8000) {
-				/* Convert 10b to 0 */
-				kbdbytes[i] =  kbdbytes[i] >> 1;
-				got_bits -= 2;
-				bit_bucket = bit_bucket << 2;
-			}
-			else {
-				/* bad serial stream */
-				return 1;
-			}
-
-			if (next_byte > 16) {
-				//printk("error: too many bytes\n");
-				return 1;
-			}
-		}
-	}
-
-
-	if (!CheckSumOk(kbdbytes[0], kbdbytes[1], 
-				kbdbytes[2], kbdbytes[3], kbdbytes[4])) {
-		//printk("checksum failed\n");
-		return 1;
-	}
-
-	if (kbdbytes[1] & 0x08) {
-		//printk("m: %x %x %x\n", kbdbytes[1], kbdbytes[2], kbdbytes[3]);
-		handle_mouse_event(kbdbytes[1]);
-		handle_mouse_event(kbdbytes[2]);
-		handle_mouse_event(kbdbytes[3]);
-	}
-	else {
-		if (kbdbytes[2] == 0) down = 1;
-#if 0
-		if (down)
-			printk("down %d\n", kbdbytes[3]);
-		else
-			printk("up %d\n", kbdbytes[3]);
-#endif
-		handle_keyboard_event(kbdbytes[3], down);
-	}
-	return 0;
-}
-
-
-DEFINE_SPINLOCK(kbd_controller_lock);
-static unsigned char handle_kbd_event(void);
-
-
-int kbd_setkeycode(unsigned int scancode, unsigned int keycode)
-{
-	printk("kbd_setkeycode scancode %x keycode %x\n", scancode, keycode);
-	return 0;
-}
-
-int kbd_getkeycode(unsigned int scancode)
-{
-	return scancode;
-}
-
-
-int kbd_translate(unsigned char scancode, unsigned char *keycode,
-		    char raw_mode)
-{
-	static int prev_scancode = 0;
-
-	if (scancode == 0x00 || scancode == 0xff) {
-		prev_scancode = 0;
-		return 0;
-	}
-
-	/* todo */
-	if (!prev_scancode && scancode == 160) { /* Fn key down */
-		//printk("Fn key down\n");
-		prev_scancode = 160;
-		return 0;
-	}
-	else if (prev_scancode && scancode == 160) { /* Fn key up */
-		//printk("Fn key up\n");
-		prev_scancode = 0;
-		return 0;
-	}
-
-	/* todo */
-	if (prev_scancode == 160) {
-		if (scancode <= NUM_FN_KEYS) {
-			*keycode = fn_keys[scancode];
-			//printk("fn keycode %d\n", *keycode);
-		}
-		else
-			return 0;
-	} 
-	else if (scancode <= 127) {
-		*keycode = scancode;
-	}
-	else
-		return 0;
-
-
- 	return 1;
-}
-
-char kbd_unexpected_up(unsigned char keycode)
-{
-	//printk("kbd_unexpected_up\n");
-	return 0;
-}
-
-static unsigned char kbd_exists = 1;
-
-static inline void handle_keyboard_event(unsigned char scancode, int down)
-{
-	kbd_exists = 1;
-	handle_scancode(scancode, down);
-	tasklet_schedule(&keyboard_tasklet);
-}	
-
-
-void kbd_leds(unsigned char leds)
-{
-}
-
-/* dummy */
-void kbd_init_hw(void)
-{
-}
-
-
-
-static inline void handle_mouse_event(unsigned char scancode)
-{
-	if(scancode == AUX_RECONNECT){
-		queue->head = queue->tail = 0;  /* Flush input queue */
-	//	__aux_write_ack(AUX_ENABLE_DEV);  /* ping the mouse :) */
-		return;
-	}
-
-	if (aux_count) {
-		int head = queue->head;
-
-		queue->buf[head] = scancode;
-		head = (head + 1) & (AUX_BUF_SIZE-1);
-		if (head != queue->tail) {
-			queue->head = head;
-			kill_fasync(&queue->fasync, SIGIO, POLL_IN);
-			wake_up_interruptible(&queue->proc_list);
-		}
-	}
-}
-
-static unsigned char get_from_queue(void)
-{
-	unsigned char result;
-	unsigned long flags;
-
-	spin_lock_irqsave(&kbd_controller_lock, flags);
-	result = queue->buf[queue->tail];
-	queue->tail = (queue->tail + 1) & (AUX_BUF_SIZE-1);
-	spin_unlock_irqrestore(&kbd_controller_lock, flags);
-	return result;
-}
-
-
-static inline int queue_empty(void)
-{
-	return queue->head == queue->tail;
-}
-
-static int fasync_aux(int fd, struct file *filp, int on)
-{
-	int retval;
-
-	//printk("fasync_aux\n");
-	retval = fasync_helper(fd, filp, on, &queue->fasync);
-	if (retval < 0)
-		return retval;
-	return 0;
-}
-
-
-/*
- * Random magic cookie for the aux device
- */
-#define AUX_DEV ((void *)queue)
-
-static int release_aux(struct inode * inode, struct file * file)
-{
-	fasync_aux(-1, file, 0);
-	aux_count--;
-	return 0;
-}
-
-static int open_aux(struct inode * inode, struct file * file)
-{
-	if (aux_count++) {
-		return 0;
-	}
-	queue->head = queue->tail = 0;		/* Flush input queue */
-	return 0;
-}
-
-/*
- * Put bytes from input queue to buffer.
- */
-
-static ssize_t read_aux(struct file * file, char * buffer,
-			size_t count, loff_t *ppos)
-{
-	DECLARE_WAITQUEUE(wait, current);
-	ssize_t i = count;
-	unsigned char c;
-
-	if (queue_empty()) {
-		if (file->f_flags & O_NONBLOCK)
-			return -EAGAIN;
-		add_wait_queue(&queue->proc_list, &wait);
-repeat:
-		set_current_state(TASK_INTERRUPTIBLE);
-		if (queue_empty() && !signal_pending(current)) {
-			schedule();
-			goto repeat;
-		}
-		current->state = TASK_RUNNING;
-		remove_wait_queue(&queue->proc_list, &wait);
-	}
-	while (i > 0 && !queue_empty()) {
-		c = get_from_queue();
-		put_user(c, buffer++);
-		i--;
-	}
-	if (count-i) {
-		struct inode *inode = file->f_dentry->d_inode;
-		inode->i_atime = current_fs_time(inode->i_sb);
-		return count-i;
-	}
-	if (signal_pending(current))
-		return -ERESTARTSYS;
-	return 0;
-}
-
-/*
- * Write to the aux device.
- */
-
-static ssize_t write_aux(struct file * file, const char * buffer,
-			 size_t count, loff_t *ppos)
-{
-	/*
-	 * The ITE boards this was tested on did not have the
-	 * transmit wires connected.
-	 */
-	return count;
-}
-
-static unsigned int aux_poll(struct file *file, poll_table * wait)
-{
-	poll_wait(file, &queue->proc_list, wait);
-	if (!queue_empty())
-		return POLLIN | POLLRDNORM;
-	return 0;
-}
-
-struct file_operations psaux_fops = {
-	.read		= read_aux,
-	.write		= write_aux,
-	.poll		= aux_poll,
-	.open		= open_aux,
-	.release	= release_aux,
-	.fasync		= fasync_aux,
-};
-
-/*
- * Initialize driver.
- */
-static struct miscdevice psaux_mouse = {
-	PSMOUSE_MINOR, "psaux", &psaux_fops
-};
-
-static int __init psaux_init(void)
-{
-	int retval;
-
-	retval = misc_register(&psaux_mouse);
-	if(retval < 0)
-		return retval;
-
-	queue = (struct aux_queue *) kmalloc(sizeof(*queue), GFP_KERNEL);
-	if (!queue) {
-		misc_deregister(&psaux_mouse);
-		return -ENOMEM;
-	}
-		
-	memset(queue, 0, sizeof(*queue));
-	queue->head = queue->tail = 0;
-	init_waitqueue_head(&queue->proc_list);
-
-	return 0;
-}
-module_init(init_qtronix_990P_kbd);
-#endif
diff --git a/drivers/char/rio/func.h b/drivers/char/rio/func.h
index 6b039186856d..9e7283bd81a0 100644
--- a/drivers/char/rio/func.h
+++ b/drivers/char/rio/func.h
@@ -88,7 +88,7 @@ void RIOHostReset(unsigned int, struct DpRam __iomem *, unsigned int);
 
 /* riointr.c */
 void RIOTxEnable(char *);
-void RIOServiceHost(struct rio_info *, struct Host *, int);
+void RIOServiceHost(struct rio_info *, struct Host *);
 int riotproc(struct rio_info *, struct ttystatics *, int, int);
 
 /* rioparam.c */
diff --git a/drivers/char/rio/rio_linux.c b/drivers/char/rio/rio_linux.c
index 202a3b0945b7..c382df0f82f6 100644
--- a/drivers/char/rio/rio_linux.c
+++ b/drivers/char/rio/rio_linux.c
@@ -363,12 +363,12 @@ static void rio_reset_interrupt(struct Host *HostP)
 }
 
 
-static irqreturn_t rio_interrupt(int irq, void *ptr, struct pt_regs *regs)
+static irqreturn_t rio_interrupt(int irq, void *ptr)
 {
 	struct Host *HostP;
 	func_enter();
 
-	HostP = (struct Host *) ptr;	/* &p->RIOHosts[(long)ptr]; */
+	HostP = ptr;			/* &p->RIOHosts[(long)ptr]; */
 	rio_dprintk(RIO_DEBUG_IFLOW, "rio: enter rio_interrupt (%d/%d)\n", irq, HostP->Ivec);
 
 	/* AAargh! The order in which to do these things is essential and
@@ -402,7 +402,7 @@ static irqreturn_t rio_interrupt(int irq, void *ptr, struct pt_regs *regs)
 		return IRQ_HANDLED;
 	}
 
-	RIOServiceHost(p, HostP, irq);
+	RIOServiceHost(p, HostP);
 
 	rio_dprintk(RIO_DEBUG_IFLOW, "riointr() doing host %p type %d\n", ptr, HostP->Type);
 
@@ -417,7 +417,7 @@ static void rio_pollfunc(unsigned long data)
 {
 	func_enter();
 
-	rio_interrupt(0, &p->RIOHosts[data], NULL);
+	rio_interrupt(0, &p->RIOHosts[data]);
 	p->RIOHosts[data].timer.expires = jiffies + rio_poll;
 	add_timer(&p->RIOHosts[data].timer);
 
diff --git a/drivers/char/rio/riointr.c b/drivers/char/rio/riointr.c
index 0bd09040a5c0..eeda40c5e189 100644
--- a/drivers/char/rio/riointr.c
+++ b/drivers/char/rio/riointr.c
@@ -181,7 +181,7 @@ static int RupIntr;
 static int RxIntr;
 static int TxIntr;
 
-void RIOServiceHost(struct rio_info *p, struct Host *HostP, int From)
+void RIOServiceHost(struct rio_info *p, struct Host *HostP)
 {
 	rio_spin_lock(&HostP->HostLock);
 	if ((HostP->Flags & RUN_STATE) != RC_RUNNING) {
diff --git a/drivers/char/riscom8.c b/drivers/char/riscom8.c
index b0ab3f28cc6a..5ab32b38f45a 100644
--- a/drivers/char/riscom8.c
+++ b/drivers/char/riscom8.c
@@ -550,7 +550,7 @@ static inline void rc_check_modem(struct riscom_board const * bp)
 }
 
 /* The main interrupt processing routine */
-static irqreturn_t rc_interrupt(int irq, void * dev_id, struct pt_regs * regs)
+static irqreturn_t rc_interrupt(int irq, void * dev_id)
 {
 	unsigned char status;
 	unsigned char ack;
@@ -559,11 +559,10 @@ static irqreturn_t rc_interrupt(int irq, void * dev_id, struct pt_regs * regs)
 	int handled = 0;
 
 	bp = IRQ_to_board[irq];
-	
-	if (!bp || !(bp->flags & RC_BOARD_ACTIVE))  {
+
+	if (!(bp->flags & RC_BOARD_ACTIVE))
 		return IRQ_NONE;
-	}
-	
+
 	while ((++loop < 16) && ((status = ~(rc_in(bp, RC_BSR))) &
 				 (RC_BSR_TOUT | RC_BSR_TINT |
 				  RC_BSR_MINT | RC_BSR_RINT))) {
diff --git a/drivers/char/rtc.c b/drivers/char/rtc.c
index 656f8c0ca52e..66a7385bc34a 100644
--- a/drivers/char/rtc.c
+++ b/drivers/char/rtc.c
@@ -35,13 +35,13 @@
  *	1.09a	Pete Zaitcev: Sun SPARC
  *	1.09b	Jeff Garzik: Modularize, init cleanup
  *	1.09c	Jeff Garzik: SMP cleanup
- *	1.10    Paul Barton-Davis: add support for async I/O
+ *	1.10	Paul Barton-Davis: add support for async I/O
  *	1.10a	Andrea Arcangeli: Alpha updates
  *	1.10b	Andrew Morton: SMP lock fix
  *	1.10c	Cesar Barros: SMP locking fixes and cleanup
  *	1.10d	Paul Gortmaker: delete paranoia check in rtc_exit
  *	1.10e	Maciej W. Rozycki: Handle DECstation's year weirdness.
- *      1.11    Takashi Iwai: Kernel access functions
+ *	1.11	Takashi Iwai: Kernel access functions
  *			      rtc_register/rtc_unregister/rtc_control
  *      1.11a   Daniele Bellucci: Audit create_proc_read_entry in rtc_init
  *	1.12	Venkatesh Pallipadi: Hooks for emulating rtc on HPET base-timer
@@ -113,9 +113,9 @@ static int rtc_has_irq = 1;
 #define hpet_set_rtc_irq_bit(arg) 		0
 #define hpet_rtc_timer_init() 			do { } while (0)
 #define hpet_rtc_dropped_irq() 			0
-static inline irqreturn_t hpet_rtc_interrupt(int irq, void *dev_id, struct pt_regs *regs) {return 0;}
+static inline irqreturn_t hpet_rtc_interrupt(int irq, void *dev_id) {return 0;}
 #else
-extern irqreturn_t hpet_rtc_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+extern irqreturn_t hpet_rtc_interrupt(int irq, void *dev_id);
 #endif
 
 /*
@@ -229,7 +229,7 @@ static inline unsigned char rtc_is_updating(void)
  *	(See ./arch/XXXX/kernel/time.c for the set_rtc_mmss() function.)
  */
 
-irqreturn_t rtc_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t rtc_interrupt(int irq, void *dev_id)
 {
 	/*
 	 *	Can be an alarm interrupt, update complete interrupt,
@@ -915,7 +915,7 @@ static const struct file_operations rtc_proc_fops = {
 };
 
 #if defined(RTC_IRQ) && !defined(__sparc__)
-static irqreturn_t (*rtc_int_handler_ptr)(int irq, void *dev_id, struct pt_regs *regs);
+static irq_handler_t rtc_int_handler_ptr;
 #endif
 
 static int __init rtc_init(void)
diff --git a/drivers/char/ser_a2232.c b/drivers/char/ser_a2232.c
index 65c751d0d643..4217d38caef9 100644
--- a/drivers/char/ser_a2232.c
+++ b/drivers/char/ser_a2232.c
@@ -111,7 +111,7 @@
 
 /***************************** Prototypes ***************************/
 /* The interrupt service routine */
-static irqreturn_t a2232_vbl_inter(int irq, void *data, struct pt_regs *fp);
+static irqreturn_t a2232_vbl_inter(int irq, void *data);
 /* Initialize the port structures */
 static void a2232_init_portstructs(void);
 /* Initialize and register TTY drivers. */
@@ -504,7 +504,7 @@ static int  a2232_open(struct tty_struct * tty, struct file * filp)
 }
 /*** END OF FUNCTIONS EXPECTED BY TTY DRIVER STRUCTS ***/
 
-static irqreturn_t a2232_vbl_inter(int irq, void *data, struct pt_regs *fp)
+static irqreturn_t a2232_vbl_inter(int irq, void *data)
 {
 #if A2232_IOBUFLEN != 256
 #error "Re-Implement a2232_vbl_inter()!"
diff --git a/drivers/char/serial167.c b/drivers/char/serial167.c
index f4809c8183cc..461bfe0234c9 100644
--- a/drivers/char/serial167.c
+++ b/drivers/char/serial167.c
@@ -62,6 +62,7 @@
 #include <linux/console.h>
 #include <linux/module.h>
 #include <linux/bitops.h>
+#include <linux/tty_flip.h>
 
 #include <asm/system.h>
 #include <asm/io.h>
@@ -370,7 +371,7 @@ cy_sched_event(struct cyclades_port *info, int event)
    received, out buffer empty, modem change, etc.
  */
 static irqreturn_t
-cd2401_rxerr_interrupt(int irq, void *dev_id, struct pt_regs *fp)
+cd2401_rxerr_interrupt(int irq, void *dev_id)
 {
     struct tty_struct *tty;
     struct cyclades_port *info;
@@ -427,8 +428,9 @@ cd2401_rxerr_interrupt(int irq, void *dev_id, struct pt_regs *fp)
 		       overflowing, we still loose
 		       the next incoming character.
 		     */
-		    tty_insert_flip_char(tty, data, TTY_NORMAL);
-		}
+		    if (tty_buffer_request_room(tty, 1) != 0){
+			tty_insert_flip_char(tty, data, TTY_FRAME);
+		    }
 		/* These two conditions may imply */
 		/* a normal read should be done. */
 		/* else if(data & CyTIMEOUT) */
@@ -437,21 +439,21 @@ cd2401_rxerr_interrupt(int irq, void *dev_id, struct pt_regs *fp)
 		    tty_insert_flip_char(tty, 0, TTY_NORMAL);
 		}
 	    }else{
-		    tty_insert_flip_char(tty, data, TTY_NORMAL);
+		tty_insert_flip_char(tty, data, TTY_NORMAL);
 	    }
 	}else{
 	    /* there was a software buffer overrun
 	       and nothing could be done about it!!! */
 	}
     }
-    schedule_delayed_work(&tty->flip.work, 1);
+    tty_schedule_flip(tty);
     /* end of service */
     base_addr[CyREOIR] = rfoc ? 0 : CyNOTRANS;
     return IRQ_HANDLED;
 } /* cy_rxerr_interrupt */
 
 static irqreturn_t
-cd2401_modem_interrupt(int irq, void *dev_id, struct pt_regs *fp)
+cd2401_modem_interrupt(int irq, void *dev_id)
 {
     struct cyclades_port *info;
     volatile unsigned char *base_addr = (unsigned char *)BASE_ADDR;
@@ -506,7 +508,7 @@ cd2401_modem_interrupt(int irq, void *dev_id, struct pt_regs *fp)
 } /* cy_modem_interrupt */
 
 static irqreturn_t
-cd2401_tx_interrupt(int irq, void *dev_id, struct pt_regs *fp)
+cd2401_tx_interrupt(int irq, void *dev_id)
 {
     struct cyclades_port *info;
     volatile unsigned char *base_addr = (unsigned char *)BASE_ADDR;
@@ -626,7 +628,7 @@ cd2401_tx_interrupt(int irq, void *dev_id, struct pt_regs *fp)
 } /* cy_tx_interrupt */
 
 static irqreturn_t
-cd2401_rx_interrupt(int irq, void *dev_id, struct pt_regs *fp)
+cd2401_rx_interrupt(int irq, void *dev_id)
 {
     struct tty_struct *tty;
     struct cyclades_port *info;
@@ -635,6 +637,7 @@ cd2401_rx_interrupt(int irq, void *dev_id, struct pt_regs *fp)
     char data;
     int char_count;
     int save_cnt;
+    int len;
 
     /* determine the channel and change to that context */
     channel = (u_short ) (base_addr[CyLICR] >> 2);
@@ -667,14 +670,15 @@ cd2401_rx_interrupt(int irq, void *dev_id, struct pt_regs *fp)
 	    info->mon.char_max = char_count;
 	info->mon.char_last = char_count;
 #endif
-	while(char_count--){
+	len = tty_buffer_request_room(tty, char_count);
+	while(len--){
 	    data = base_addr[CyRDR];
 	    tty_insert_flip_char(tty, data, TTY_NORMAL);
 #ifdef CYCLOM_16Y_HACK
 	    udelay(10L);
 #endif
         }
-	schedule_delayed_work(&tty->flip.work, 1);
+	tty_schedule_flip(tty);
     }
     /* end of service */
     base_addr[CyREOIR] = save_cnt ? 0 : CyNOTRANS;
@@ -1422,7 +1426,6 @@ cy_tiocmget(struct tty_struct *tty, struct file *file)
   volatile unsigned char *base_addr = (u_char *)BASE_ADDR;
   unsigned long flags;
   unsigned char status;
-  unsigned int result;
 
     channel = info->line;
 
@@ -1446,7 +1449,6 @@ cy_tiocmset(struct tty_struct *tty, struct file *file,
   int channel;
   volatile unsigned char *base_addr = (u_char *)BASE_ADDR;
   unsigned long flags;
-  unsigned int arg;
 	  
     channel = info->line;
 
diff --git a/drivers/char/snsc.c b/drivers/char/snsc.c
index 07e0b75f2338..52753e723eaa 100644
--- a/drivers/char/snsc.c
+++ b/drivers/char/snsc.c
@@ -34,7 +34,7 @@
 #define SCDRV_TIMEOUT	1000
 
 static irqreturn_t
-scdrv_interrupt(int irq, void *subch_data, struct pt_regs *regs)
+scdrv_interrupt(int irq, void *subch_data)
 {
 	struct subch_data_s *sd = subch_data;
 	unsigned long flags;
diff --git a/drivers/char/snsc_event.c b/drivers/char/snsc_event.c
index 864854c58866..2f56e8c54897 100644
--- a/drivers/char/snsc_event.c
+++ b/drivers/char/snsc_event.c
@@ -36,7 +36,7 @@ DECLARE_TASKLET(sn_sysctl_event, scdrv_event, 0);
  * destination.
  */
 static irqreturn_t
-scdrv_event_interrupt(int irq, void *subch_data, struct pt_regs *regs)
+scdrv_event_interrupt(int irq, void *subch_data)
 {
 	struct subch_data_s *sd = subch_data;
 	unsigned long flags;
diff --git a/drivers/char/sonypi.c b/drivers/char/sonypi.c
index d4e434d694b7..c084149153de 100644
--- a/drivers/char/sonypi.c
+++ b/drivers/char/sonypi.c
@@ -826,7 +826,7 @@ static void sonypi_report_input_event(u8 event)
 }
 
 /* Interrupt handler: some event is available */
-static irqreturn_t sonypi_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t sonypi_irq(int irq, void *dev_id)
 {
 	u8 v1, v2, event = 0;
 	int i, j;
diff --git a/drivers/char/specialix.c b/drivers/char/specialix.c
index 902c48dca3bc..d0b88d0e87fd 100644
--- a/drivers/char/specialix.c
+++ b/drivers/char/specialix.c
@@ -200,7 +200,7 @@ static struct specialix_port sx_port[SX_NBOARD * SX_NPORT];
 
 #ifdef SPECIALIX_TIMER
 static struct timer_list missed_irq_timer;
-static irqreturn_t sx_interrupt(int irq, void * dev_id, struct pt_regs * regs);
+static irqreturn_t sx_interrupt(int irq, void * dev_id);
 #endif
 
 
@@ -897,7 +897,7 @@ static inline void sx_check_modem(struct specialix_board * bp)
 
 
 /* The main interrupt processing routine */
-static irqreturn_t sx_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t sx_interrupt(int irq, void *dev_id)
 {
 	unsigned char status;
 	unsigned char ack;
@@ -912,7 +912,7 @@ static irqreturn_t sx_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 	spin_lock_irqsave(&bp->lock, flags);
 
 	dprintk (SX_DEBUG_FLOW, "enter %s port %d room: %ld\n", __FUNCTION__, port_No(sx_get_port(bp, "INT")), SERIAL_XMIT_SIZE - sx_get_port(bp, "ITN")->xmit_cnt - 1);
-	if (!bp || !(bp->flags & SX_BOARD_ACTIVE)) {
+	if (!(bp->flags & SX_BOARD_ACTIVE)) {
 		dprintk (SX_DEBUG_IRQ, "sx: False interrupt. irq %d.\n", irq);
 		spin_unlock_irqrestore(&bp->lock, flags);
 		func_exit();
diff --git a/drivers/char/stallion.c b/drivers/char/stallion.c
index bd711537ec4e..522e88e395cc 100644
--- a/drivers/char/stallion.c
+++ b/drivers/char/stallion.c
@@ -1927,13 +1927,12 @@ stl_readdone:
  *	calls off to the approrpriate board interrupt handlers.
  */
 
-static irqreturn_t stl_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t stl_intr(int irq, void *dev_id)
 {
 	stlbrd_t	*brdp = (stlbrd_t *) dev_id;
 
 #ifdef DEBUG
-	printk("stl_intr(brdp=%x,irq=%d,regs=%x)\n", (int) brdp, irq,
-	    (int) regs);
+	printk("stl_intr(brdp=%x,irq=%d)\n", (int) brdp, irq);
 #endif
 
 	return IRQ_RETVAL((* brdp->isr)(brdp));
diff --git a/drivers/char/sx.c b/drivers/char/sx.c
index 8fd71a5fc619..5fec626598cd 100644
--- a/drivers/char/sx.c
+++ b/drivers/char/sx.c
@@ -1192,7 +1192,7 @@ static inline void sx_check_modem_signals (struct sx_port *port)
  * Small, elegant, clear.
  */
 
-static irqreturn_t sx_interrupt (int irq, void *ptr, struct pt_regs *regs)
+static irqreturn_t sx_interrupt (int irq, void *ptr)
 {
 	struct sx_board *board = ptr;
 	struct sx_port *port;
@@ -1300,7 +1300,7 @@ static void sx_pollfunc (unsigned long data)
 
 	func_enter ();
 
-	sx_interrupt (0, board, NULL);
+	sx_interrupt (0, board);
 
 	init_timer(&board->timer);
 
diff --git a/drivers/char/synclink.c b/drivers/char/synclink.c
index a4150c4519c4..f2864cc64240 100644
--- a/drivers/char/synclink.c
+++ b/drivers/char/synclink.c
@@ -1698,11 +1698,10 @@ static void mgsl_isr_transmit_dma( struct mgsl_struct *info )
  * 
  * 	irq		interrupt number that caused interrupt
  * 	dev_id		device ID supplied during interrupt registration
- * 	regs		interrupted processor context
  * 	
  * Return Value: None
  */
-static irqreturn_t mgsl_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t mgsl_interrupt(int irq, void *dev_id)
 {
 	struct mgsl_struct * info;
 	u16 UscVector;
diff --git a/drivers/char/synclink_gt.c b/drivers/char/synclink_gt.c
index bdc7cb248b8f..d4334c79f8d4 100644
--- a/drivers/char/synclink_gt.c
+++ b/drivers/char/synclink_gt.c
@@ -491,7 +491,7 @@ static void isr_serial(struct slgt_info *info);
 static void isr_rdma(struct slgt_info *info);
 static void isr_txeom(struct slgt_info *info, unsigned short status);
 static void isr_tdma(struct slgt_info *info);
-static irqreturn_t slgt_interrupt(int irq, void *dev_id, struct pt_regs * regs);
+static irqreturn_t slgt_interrupt(int irq, void *dev_id);
 
 static int  alloc_dma_bufs(struct slgt_info *info);
 static void free_dma_bufs(struct slgt_info *info);
@@ -2217,9 +2217,8 @@ static void isr_gpio(struct slgt_info *info, unsigned int changed, unsigned int
  *
  * 	irq	interrupt number
  * 	dev_id	device ID supplied during interrupt registration
- * 	regs	interrupted processor context
  */
-static irqreturn_t slgt_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t slgt_interrupt(int irq, void *dev_id)
 {
 	struct slgt_info *info;
 	unsigned int gsr;
diff --git a/drivers/char/synclinkmp.c b/drivers/char/synclinkmp.c
index 6eb75dcd7961..3e932b681371 100644
--- a/drivers/char/synclinkmp.c
+++ b/drivers/char/synclinkmp.c
@@ -2596,8 +2596,7 @@ void isr_io_pin( SLMP_INFO *info, u16 status )
  * 	dev_id		device ID supplied during interrupt registration
  * 	regs		interrupted processor context
  */
-static irqreturn_t synclinkmp_interrupt(int irq, void *dev_id,
-					struct pt_regs *regs)
+static irqreturn_t synclinkmp_interrupt(int irq, void *dev_id)
 {
 	SLMP_INFO * info;
 	unsigned char status, status0, status1=0;
diff --git a/drivers/char/sysrq.c b/drivers/char/sysrq.c
index 6b4d4d1e343d..5f49280779fb 100644
--- a/drivers/char/sysrq.c
+++ b/drivers/char/sysrq.c
@@ -35,14 +35,15 @@
 #include <linux/vt_kern.h>
 #include <linux/workqueue.h>
 #include <linux/kexec.h>
+#include <linux/irq.h>
 
 #include <asm/ptrace.h>
+#include <asm/irq_regs.h>
 
 /* Whether we react on sysrq keys or just ignore them */
 int sysrq_enabled = 1;
 
-static void sysrq_handle_loglevel(int key, struct pt_regs *pt_regs,
-				  struct tty_struct *tty)
+static void sysrq_handle_loglevel(int key, struct tty_struct *tty)
 {
 	int i;
 	i = key - '0';
@@ -58,8 +59,7 @@ static struct sysrq_key_op sysrq_loglevel_op = {
 };
 
 #ifdef CONFIG_VT
-static void sysrq_handle_SAK(int key, struct pt_regs *pt_regs,
-			     struct tty_struct *tty)
+static void sysrq_handle_SAK(int key, struct tty_struct *tty)
 {
 	if (tty)
 		do_SAK(tty);
@@ -76,8 +76,7 @@ static struct sysrq_key_op sysrq_SAK_op = {
 #endif
 
 #ifdef CONFIG_VT
-static void sysrq_handle_unraw(int key, struct pt_regs *pt_regs,
-			       struct tty_struct *tty)
+static void sysrq_handle_unraw(int key, struct tty_struct *tty)
 {
 	struct kbd_struct *kbd = &kbd_table[fg_console];
 
@@ -95,10 +94,9 @@ static struct sysrq_key_op sysrq_unraw_op = {
 #endif /* CONFIG_VT */
 
 #ifdef CONFIG_KEXEC
-static void sysrq_handle_crashdump(int key, struct pt_regs *pt_regs,
-				struct tty_struct *tty)
+static void sysrq_handle_crashdump(int key, struct tty_struct *tty)
 {
-	crash_kexec(pt_regs);
+	crash_kexec(get_irq_regs());
 }
 static struct sysrq_key_op sysrq_crashdump_op = {
 	.handler	= sysrq_handle_crashdump,
@@ -110,8 +108,7 @@ static struct sysrq_key_op sysrq_crashdump_op = {
 #define sysrq_crashdump_op (*(struct sysrq_key_op *)0)
 #endif
 
-static void sysrq_handle_reboot(int key, struct pt_regs *pt_regs,
-				struct tty_struct *tty)
+static void sysrq_handle_reboot(int key, struct tty_struct *tty)
 {
 	lockdep_off();
 	local_irq_enable();
@@ -124,8 +121,7 @@ static struct sysrq_key_op sysrq_reboot_op = {
 	.enable_mask	= SYSRQ_ENABLE_BOOT,
 };
 
-static void sysrq_handle_sync(int key, struct pt_regs *pt_regs,
-			      struct tty_struct *tty)
+static void sysrq_handle_sync(int key, struct tty_struct *tty)
 {
 	emergency_sync();
 }
@@ -136,8 +132,7 @@ static struct sysrq_key_op sysrq_sync_op = {
 	.enable_mask	= SYSRQ_ENABLE_SYNC,
 };
 
-static void sysrq_handle_mountro(int key, struct pt_regs *pt_regs,
-				 struct tty_struct *tty)
+static void sysrq_handle_mountro(int key, struct tty_struct *tty)
 {
 	emergency_remount();
 }
@@ -149,8 +144,7 @@ static struct sysrq_key_op sysrq_mountro_op = {
 };
 
 #ifdef CONFIG_LOCKDEP
-static void sysrq_handle_showlocks(int key, struct pt_regs *pt_regs,
-				struct tty_struct *tty)
+static void sysrq_handle_showlocks(int key, struct tty_struct *tty)
 {
 	debug_show_all_locks();
 }
@@ -164,11 +158,11 @@ static struct sysrq_key_op sysrq_showlocks_op = {
 #define sysrq_showlocks_op (*(struct sysrq_key_op *)0)
 #endif
 
-static void sysrq_handle_showregs(int key, struct pt_regs *pt_regs,
-				  struct tty_struct *tty)
+static void sysrq_handle_showregs(int key, struct tty_struct *tty)
 {
-	if (pt_regs)
-		show_regs(pt_regs);
+	struct pt_regs *regs = get_irq_regs();
+	if (regs)
+		show_regs(regs);
 }
 static struct sysrq_key_op sysrq_showregs_op = {
 	.handler	= sysrq_handle_showregs,
@@ -177,8 +171,7 @@ static struct sysrq_key_op sysrq_showregs_op = {
 	.enable_mask	= SYSRQ_ENABLE_DUMP,
 };
 
-static void sysrq_handle_showstate(int key, struct pt_regs *pt_regs,
-				   struct tty_struct *tty)
+static void sysrq_handle_showstate(int key, struct tty_struct *tty)
 {
 	show_state();
 }
@@ -189,8 +182,7 @@ static struct sysrq_key_op sysrq_showstate_op = {
 	.enable_mask	= SYSRQ_ENABLE_DUMP,
 };
 
-static void sysrq_handle_showmem(int key, struct pt_regs *pt_regs,
-				 struct tty_struct *tty)
+static void sysrq_handle_showmem(int key, struct tty_struct *tty)
 {
 	show_mem();
 }
@@ -215,8 +207,7 @@ static void send_sig_all(int sig)
 	}
 }
 
-static void sysrq_handle_term(int key, struct pt_regs *pt_regs,
-			      struct tty_struct *tty)
+static void sysrq_handle_term(int key, struct tty_struct *tty)
 {
 	send_sig_all(SIGTERM);
 	console_loglevel = 8;
@@ -236,8 +227,7 @@ static void moom_callback(void *ignored)
 
 static DECLARE_WORK(moom_work, moom_callback, NULL);
 
-static void sysrq_handle_moom(int key, struct pt_regs *pt_regs,
-			      struct tty_struct *tty)
+static void sysrq_handle_moom(int key, struct tty_struct *tty)
 {
 	schedule_work(&moom_work);
 }
@@ -247,8 +237,7 @@ static struct sysrq_key_op sysrq_moom_op = {
 	.action_msg	= "Manual OOM execution",
 };
 
-static void sysrq_handle_kill(int key, struct pt_regs *pt_regs,
-			      struct tty_struct *tty)
+static void sysrq_handle_kill(int key, struct tty_struct *tty)
 {
 	send_sig_all(SIGKILL);
 	console_loglevel = 8;
@@ -260,8 +249,7 @@ static struct sysrq_key_op sysrq_kill_op = {
 	.enable_mask	= SYSRQ_ENABLE_SIGNAL,
 };
 
-static void sysrq_handle_unrt(int key, struct pt_regs *pt_regs,
-				struct tty_struct *tty)
+static void sysrq_handle_unrt(int key, struct tty_struct *tty)
 {
 	normalize_rt_tasks();
 }
@@ -361,8 +349,7 @@ static void __sysrq_put_key_op(int key, struct sysrq_key_op *op_p)
  * This is the non-locking version of handle_sysrq.  It must/can only be called
  * by sysrq key handlers, as they are inside of the lock
  */
-void __handle_sysrq(int key, struct pt_regs *pt_regs, struct tty_struct *tty,
-			int check_mask)
+void __handle_sysrq(int key, struct tty_struct *tty, int check_mask)
 {
 	struct sysrq_key_op *op_p;
 	int orig_log_level;
@@ -384,7 +371,7 @@ void __handle_sysrq(int key, struct pt_regs *pt_regs, struct tty_struct *tty,
 		    (sysrq_enabled & op_p->enable_mask)) {
 			printk("%s\n", op_p->action_msg);
 			console_loglevel = orig_log_level;
-			op_p->handler(key, pt_regs, tty);
+			op_p->handler(key, tty);
 		} else {
 			printk("This sysrq operation is disabled.\n");
 		}
@@ -413,11 +400,11 @@ void __handle_sysrq(int key, struct pt_regs *pt_regs, struct tty_struct *tty,
  * This function is called by the keyboard handler when SysRq is pressed
  * and any other keycode arrives.
  */
-void handle_sysrq(int key, struct pt_regs *pt_regs, struct tty_struct *tty)
+void handle_sysrq(int key, struct tty_struct *tty)
 {
 	if (!sysrq_enabled)
 		return;
-	__handle_sysrq(key, pt_regs, tty, 1);
+	__handle_sysrq(key, tty, 1);
 }
 EXPORT_SYMBOL(handle_sysrq);
 
diff --git a/drivers/char/tlclk.c b/drivers/char/tlclk.c
index d2c5ba4e83b8..2444a0e24b31 100644
--- a/drivers/char/tlclk.c
+++ b/drivers/char/tlclk.c
@@ -193,7 +193,7 @@ static DEFINE_SPINLOCK(event_lock);
 
 static int tlclk_major = TLCLK_MAJOR;
 
-static irqreturn_t tlclk_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t tlclk_interrupt(int irq, void *dev_id);
 
 static DECLARE_WAIT_QUEUE_HEAD(wq);
 
@@ -856,7 +856,7 @@ static void switchover_timeout(unsigned long data)
 	wake_up(&wq);
 }
 
-static irqreturn_t tlclk_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t tlclk_interrupt(int irq, void *dev_id)
 {
 	unsigned long flags;
 
diff --git a/drivers/char/tpm/tpm_tis.c b/drivers/char/tpm/tpm_tis.c
index ee7ac6f43c65..483f3f60013c 100644
--- a/drivers/char/tpm/tpm_tis.c
+++ b/drivers/char/tpm/tpm_tis.c
@@ -377,7 +377,7 @@ static struct tpm_vendor_specific tpm_tis = {
 		    .fops = &tis_ops,},
 };
 
-static irqreturn_t tis_int_probe(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t tis_int_probe(int irq, void *dev_id)
 {
 	struct tpm_chip *chip = (struct tpm_chip *) dev_id;
 	u32 interrupt;
@@ -397,7 +397,7 @@ static irqreturn_t tis_int_probe(int irq, void *dev_id, struct pt_regs *regs)
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t tis_int_handler(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t tis_int_handler(int irq, void *dev_id)
 {
 	struct tpm_chip *chip = (struct tpm_chip *) dev_id;
 	u32 interrupt;
diff --git a/drivers/char/viocons.c b/drivers/char/viocons.c
index a362ee9c92dd..6d2e314860df 100644
--- a/drivers/char/viocons.c
+++ b/drivers/char/viocons.c
@@ -947,7 +947,7 @@ static void vioHandleData(struct HvLpEvent *event)
 				 */
 				continue;
 			} else if (vio_sysrq_pressed) {
-				handle_sysrq(cevent->data[index], NULL, tty);
+				handle_sysrq(cevent->data[index], tty);
 				vio_sysrq_pressed = 0;
 				/*
 				 * continue because we don't want to add
diff --git a/drivers/char/vme_scc.c b/drivers/char/vme_scc.c
index c2ca31eb850b..d0b94dd1af6d 100644
--- a/drivers/char/vme_scc.c
+++ b/drivers/char/vme_scc.c
@@ -81,10 +81,10 @@ static int scc_ioctl(struct tty_struct * tty, struct file * filp,
                      unsigned int cmd, unsigned long arg);
 static void scc_throttle(struct tty_struct *tty);
 static void scc_unthrottle(struct tty_struct *tty);
-static irqreturn_t scc_tx_int(int irq, void *data, struct pt_regs *fp);
-static irqreturn_t scc_rx_int(int irq, void *data, struct pt_regs *fp);
-static irqreturn_t scc_stat_int(int irq, void *data, struct pt_regs *fp);
-static irqreturn_t scc_spcond_int(int irq, void *data, struct pt_regs *fp);
+static irqreturn_t scc_tx_int(int irq, void *data);
+static irqreturn_t scc_rx_int(int irq, void *data);
+static irqreturn_t scc_stat_int(int irq, void *data);
+static irqreturn_t scc_spcond_int(int irq, void *data);
 static void scc_setsignals(struct scc_port *port, int dtr, int rts);
 static void scc_break_ctl(struct tty_struct *tty, int break_state);
 
@@ -419,7 +419,7 @@ module_init(vme_scc_init);
  * Interrupt handlers
  *--------------------------------------------------------------------------*/
 
-static irqreturn_t scc_rx_int(int irq, void *data, struct pt_regs *fp)
+static irqreturn_t scc_rx_int(int irq, void *data)
 {
 	unsigned char	ch;
 	struct scc_port *port = data;
@@ -440,7 +440,7 @@ static irqreturn_t scc_rx_int(int irq, void *data, struct pt_regs *fp)
 	 */
 	if (SCCread(INT_PENDING_REG) &
 	    (port->channel == CHANNEL_A ? IPR_A_RX : IPR_B_RX)) {
-		scc_spcond_int (irq, data, fp);
+		scc_spcond_int (irq, data);
 		return IRQ_HANDLED;
 	}
 
@@ -451,7 +451,7 @@ static irqreturn_t scc_rx_int(int irq, void *data, struct pt_regs *fp)
 }
 
 
-static irqreturn_t scc_spcond_int(int irq, void *data, struct pt_regs *fp)
+static irqreturn_t scc_spcond_int(int irq, void *data)
 {
 	struct scc_port *port = data;
 	struct tty_struct *tty = port->gs.tty;
@@ -496,7 +496,7 @@ static irqreturn_t scc_spcond_int(int irq, void *data, struct pt_regs *fp)
 }
 
 
-static irqreturn_t scc_tx_int(int irq, void *data, struct pt_regs *fp)
+static irqreturn_t scc_tx_int(int irq, void *data)
 {
 	struct scc_port *port = data;
 	SCC_ACCESS_INIT(port);
@@ -538,7 +538,7 @@ static irqreturn_t scc_tx_int(int irq, void *data, struct pt_regs *fp)
 }
 
 
-static irqreturn_t scc_stat_int(int irq, void *data, struct pt_regs *fp)
+static irqreturn_t scc_stat_int(int irq, void *data)
 {
 	struct scc_port *port = data;
 	unsigned channel = port->channel;
@@ -593,7 +593,7 @@ static void scc_enable_tx_interrupts(void *ptr)
 	local_irq_save(flags);
 	SCCmod(INT_AND_DMA_REG, 0xff, IDR_TX_INT_ENAB);
 	/* restart the transmitter */
-	scc_tx_int (0, port, 0);
+	scc_tx_int (0, port);
 	local_irq_restore(flags);
 }
 
diff --git a/drivers/char/vr41xx_giu.c b/drivers/char/vr41xx_giu.c
index 8116a47b80f4..8e7949305171 100644
--- a/drivers/char/vr41xx_giu.c
+++ b/drivers/char/vr41xx_giu.c
@@ -221,7 +221,7 @@ static struct hw_interrupt_type giuint_high_irq_type = {
 	.end		= end_giuint_high_irq,
 };
 
-static int giu_get_irq(unsigned int irq, struct pt_regs *regs)
+static int giu_get_irq(unsigned int irq)
 {
 	uint16_t pendl, pendh, maskl, maskh;
 	int i;
diff --git a/drivers/char/watchdog/eurotechwdt.c b/drivers/char/watchdog/eurotechwdt.c
index 4f4269754c46..e228d6e173ce 100644
--- a/drivers/char/watchdog/eurotechwdt.c
+++ b/drivers/char/watchdog/eurotechwdt.c
@@ -153,7 +153,7 @@ static void eurwdt_activate_timer(void)
  * Kernel methods.
  */
 
-static irqreturn_t eurwdt_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t eurwdt_interrupt(int irq, void *dev_id)
 {
 	printk(KERN_CRIT "timeout WDT timeout\n");
 
diff --git a/drivers/char/watchdog/mpcore_wdt.c b/drivers/char/watchdog/mpcore_wdt.c
index 02d336ace504..3404a9c67f08 100644
--- a/drivers/char/watchdog/mpcore_wdt.c
+++ b/drivers/char/watchdog/mpcore_wdt.c
@@ -64,7 +64,7 @@ MODULE_PARM_DESC(mpcore_noboot, "MPcore watchdog action, set to 1 to ignore rebo
  *	This is the interrupt handler.  Note that we only use this
  *	in testing mode, so don't actually do a reboot here.
  */
-static irqreturn_t mpcore_wdt_fire(int irq, void *arg, struct pt_regs *regs)
+static irqreturn_t mpcore_wdt_fire(int irq, void *arg)
 {
 	struct mpcore_wdt *wdt = arg;
 
diff --git a/drivers/char/watchdog/pcwd_usb.c b/drivers/char/watchdog/pcwd_usb.c
index 77662cb0ac46..bda45334d802 100644
--- a/drivers/char/watchdog/pcwd_usb.c
+++ b/drivers/char/watchdog/pcwd_usb.c
@@ -158,7 +158,7 @@ static struct usb_driver usb_pcwd_driver = {
 };
 
 
-static void usb_pcwd_intr_done(struct urb *urb, struct pt_regs *regs)
+static void usb_pcwd_intr_done(struct urb *urb)
 {
 	struct usb_pcwd_private *usb_pcwd = (struct usb_pcwd_private *)urb->context;
 	unsigned char *data = usb_pcwd->intr_buffer;
diff --git a/drivers/char/watchdog/s3c2410_wdt.c b/drivers/char/watchdog/s3c2410_wdt.c
index b36a04ae9ab8..68b1ca976d53 100644
--- a/drivers/char/watchdog/s3c2410_wdt.c
+++ b/drivers/char/watchdog/s3c2410_wdt.c
@@ -336,8 +336,7 @@ static struct miscdevice s3c2410wdt_miscdev = {
 
 /* interrupt handler code */
 
-static irqreturn_t s3c2410wdt_irq(int irqno, void *param,
-				  struct pt_regs *regs)
+static irqreturn_t s3c2410wdt_irq(int irqno, void *param)
 {
 	printk(KERN_INFO PFX "Watchdog timer expired!\n");
 
diff --git a/drivers/char/watchdog/wdt.c b/drivers/char/watchdog/wdt.c
index 13f23f4a2233..517fbd8643f8 100644
--- a/drivers/char/watchdog/wdt.c
+++ b/drivers/char/watchdog/wdt.c
@@ -225,14 +225,13 @@ static int wdt_get_temperature(int *temperature)
  *	wdt_interrupt:
  *	@irq:		Interrupt number
  *	@dev_id:	Unused as we don't allow multiple devices.
- *	@regs:		Unused.
  *
  *	Handle an interrupt from the board. These are raised when the status
  *	map changes in what the board considers an interesting way. That means
  *	a failure condition occurring.
  */
 
-static irqreturn_t wdt_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t wdt_interrupt(int irq, void *dev_id)
 {
 	/*
 	 *	Read the status register see what is up and
diff --git a/drivers/char/watchdog/wdt285.c b/drivers/char/watchdog/wdt285.c
index 89a249e23fde..e4cf661dc890 100644
--- a/drivers/char/watchdog/wdt285.c
+++ b/drivers/char/watchdog/wdt285.c
@@ -46,7 +46,7 @@ static unsigned long timer_alive;
 /*
  *	If the timer expires..
  */
-static void watchdog_fire(int irq, void *dev_id, struct pt_regs *regs)
+static void watchdog_fire(int irq, void *dev_id)
 {
 	printk(KERN_CRIT "Watchdog: Would Reboot.\n");
 	*CSR_TIMER4_CNTL = 0;
diff --git a/drivers/char/watchdog/wdt_pci.c b/drivers/char/watchdog/wdt_pci.c
index 74d8cf836e13..ce1261c5cbce 100644
--- a/drivers/char/watchdog/wdt_pci.c
+++ b/drivers/char/watchdog/wdt_pci.c
@@ -270,14 +270,13 @@ static int wdtpci_get_temperature(int *temperature)
  *	wdtpci_interrupt:
  *	@irq:		Interrupt number
  *	@dev_id:	Unused as we don't allow multiple devices.
- *	@regs:		Unused.
  *
  *	Handle an interrupt from the board. These are raised when the status
  *	map changes in what the board considers an interesting way. That means
  *	a failure condition occurring.
  */
 
-static irqreturn_t wdtpci_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t wdtpci_interrupt(int irq, void *dev_id)
 {
 	/*
 	 *	Read the status register see what is up and
diff --git a/drivers/dma/ioatdma.c b/drivers/dma/ioatdma.c
index dbd4d6c3698e..0358419a0e48 100644
--- a/drivers/dma/ioatdma.c
+++ b/drivers/dma/ioatdma.c
@@ -80,7 +80,7 @@ static int enumerate_dma_channels(struct ioat_device *device)
 
 static struct ioat_desc_sw *ioat_dma_alloc_descriptor(
 	struct ioat_dma_chan *ioat_chan,
-	int flags)
+	gfp_t flags)
 {
 	struct ioat_dma_descriptor *desc;
 	struct ioat_desc_sw *desc_sw;
@@ -563,7 +563,7 @@ static struct pci_driver ioat_pci_drv = {
 	.remove	= __devexit_p(ioat_remove),
 };
 
-static irqreturn_t ioat_do_interrupt(int irq, void *data, struct pt_regs *regs)
+static irqreturn_t ioat_do_interrupt(int irq, void *data)
 {
 	struct ioat_device *instance = data;
 	unsigned long attnstatus;
@@ -686,7 +686,7 @@ static int __devinit ioat_probe(struct pci_dev *pdev,
 {
 	int err;
 	unsigned long mmio_start, mmio_len;
-	void *reg_base;
+	void __iomem *reg_base;
 	struct ioat_device *device;
 
 	err = pci_enable_device(pdev);
diff --git a/drivers/dma/ioatdma.h b/drivers/dma/ioatdma.h
index a5d3b3644160..62b26a9be4c9 100644
--- a/drivers/dma/ioatdma.h
+++ b/drivers/dma/ioatdma.h
@@ -44,7 +44,7 @@ extern struct list_head dma_client_list;
 
 struct ioat_device {
 	struct pci_dev *pdev;
-	void *reg_base;
+	void __iomem *reg_base;
 	struct pci_pool *dma_pool;
 	struct pci_pool *completion_pool;
 
@@ -73,7 +73,7 @@ struct ioat_device {
 
 struct ioat_dma_chan {
 
-	void *reg_base;
+	void __iomem *reg_base;
 
 	dma_cookie_t completed_cookie;
 	unsigned long last_completion;
diff --git a/drivers/fc4/soc.c b/drivers/fc4/soc.c
index 3b07e0ca81cd..b09dfc78e5a2 100644
--- a/drivers/fc4/soc.c
+++ b/drivers/fc4/soc.c
@@ -334,7 +334,7 @@ update_out:
 	}
 }
 
-static irqreturn_t soc_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t soc_intr(int irq, void *dev_id)
 {
 	u32 cmd;
 	unsigned long flags;
diff --git a/drivers/fc4/socal.c b/drivers/fc4/socal.c
index 2b75edc5859d..a6b1ae256e16 100644
--- a/drivers/fc4/socal.c
+++ b/drivers/fc4/socal.c
@@ -404,7 +404,7 @@ update_out:
 	}
 }
 
-static irqreturn_t socal_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t socal_intr(int irq, void *dev_id)
 {
 	u32 cmd;
 	unsigned long flags;
diff --git a/drivers/firmware/dcdbas.c b/drivers/firmware/dcdbas.c
index 339f405ff708..8bcb58cd4ac0 100644
--- a/drivers/firmware/dcdbas.c
+++ b/drivers/firmware/dcdbas.c
@@ -559,7 +559,7 @@ static int __devinit dcdbas_probe(struct platform_device *dev)
 			while (--i >= 0)
 				sysfs_remove_bin_file(&dev->dev.kobj,
 						      dcdbas_bin_attrs[i]);
-			sysfs_create_group(&dev->dev.kobj, &dcdbas_attr_group);
+			sysfs_remove_group(&dev->dev.kobj, &dcdbas_attr_group);
 			return error;
 		}
 	}
diff --git a/drivers/i2c/busses/i2c-elektor.c b/drivers/i2c/busses/i2c-elektor.c
index caa8e5c8bfbb..a591fe685f06 100644
--- a/drivers/i2c/busses/i2c-elektor.c
+++ b/drivers/i2c/busses/i2c-elektor.c
@@ -131,7 +131,7 @@ static void pcf_isa_waitforpin(void) {
 }
 
 
-static irqreturn_t pcf_isa_handler(int this_irq, void *dev_id, struct pt_regs *regs) {
+static irqreturn_t pcf_isa_handler(int this_irq, void *dev_id) {
 	spin_lock(&lock);
 	pcf_pending = 1;
 	spin_unlock(&lock);
diff --git a/drivers/i2c/busses/i2c-ibm_iic.c b/drivers/i2c/busses/i2c-ibm_iic.c
index 80d4ba1bdfec..781a99c1647a 100644
--- a/drivers/i2c/busses/i2c-ibm_iic.c
+++ b/drivers/i2c/busses/i2c-ibm_iic.c
@@ -320,7 +320,7 @@ err:
 /*
  * IIC interrupt handler
  */
-static irqreturn_t iic_handler(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t iic_handler(int irq, void *dev_id)
 {
 	struct ibm_iic_private* dev = (struct ibm_iic_private*)dev_id;
 	volatile struct iic_regs __iomem *iic = dev->vaddr;
diff --git a/drivers/i2c/busses/i2c-iop3xx.c b/drivers/i2c/busses/i2c-iop3xx.c
index 4436c89be58e..d108ab4974cc 100644
--- a/drivers/i2c/busses/i2c-iop3xx.c
+++ b/drivers/i2c/busses/i2c-iop3xx.c
@@ -120,7 +120,7 @@ iop3xx_i2c_transaction_cleanup(struct i2c_algo_iop3xx_data *iop3xx_adap)
  * Then it passes the SR flags of interest to BH via adap data
  */
 static irqreturn_t 
-iop3xx_i2c_irq_handler(int this_irq, void *dev_id, struct pt_regs *regs) 
+iop3xx_i2c_irq_handler(int this_irq, void *dev_id) 
 {
 	struct i2c_algo_iop3xx_data *iop3xx_adap = dev_id;
 	u32 sr = __raw_readl(iop3xx_adap->ioaddr + SR_OFFSET);
diff --git a/drivers/i2c/busses/i2c-ite.c b/drivers/i2c/busses/i2c-ite.c
index 559a62b04ee9..f7d71869b3b9 100644
--- a/drivers/i2c/busses/i2c-ite.c
+++ b/drivers/i2c/busses/i2c-ite.c
@@ -140,8 +140,7 @@ static void iic_ite_waitforpin(void) {
 }
 
 
-static irqreturn_t iic_ite_handler(int this_irq, void *dev_id,
-							struct pt_regs *regs)
+static irqreturn_t iic_ite_handler(int this_irq, void *dev_id)
 {
 	spin_lock(&lock);
 	iic_pending = 1;
diff --git a/drivers/i2c/busses/i2c-mpc.c b/drivers/i2c/busses/i2c-mpc.c
index 155a986de516..ee65aa1be13a 100644
--- a/drivers/i2c/busses/i2c-mpc.c
+++ b/drivers/i2c/busses/i2c-mpc.c
@@ -63,7 +63,7 @@ static __inline__ void writeccr(struct mpc_i2c *i2c, u32 x)
 	writeb(x, i2c->base + MPC_I2C_CR);
 }
 
-static irqreturn_t mpc_i2c_isr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t mpc_i2c_isr(int irq, void *dev_id)
 {
 	struct mpc_i2c *i2c = dev_id;
 	if (readb(i2c->base + MPC_I2C_SR) & CSR_MIF) {
diff --git a/drivers/i2c/busses/i2c-mv64xxx.c b/drivers/i2c/busses/i2c-mv64xxx.c
index eacbaf745b64..bbc8e3a7ff55 100644
--- a/drivers/i2c/busses/i2c-mv64xxx.c
+++ b/drivers/i2c/busses/i2c-mv64xxx.c
@@ -278,7 +278,7 @@ mv64xxx_i2c_do_action(struct mv64xxx_i2c_data *drv_data)
 }
 
 static int
-mv64xxx_i2c_intr(int irq, void *dev_id, struct pt_regs *regs)
+mv64xxx_i2c_intr(int irq, void *dev_id)
 {
 	struct mv64xxx_i2c_data	*drv_data = dev_id;
 	unsigned long	flags;
diff --git a/drivers/i2c/busses/i2c-ocores.c b/drivers/i2c/busses/i2c-ocores.c
index 3e276e958ef7..f28a76d1c0af 100644
--- a/drivers/i2c/busses/i2c-ocores.c
+++ b/drivers/i2c/busses/i2c-ocores.c
@@ -143,7 +143,7 @@ static void ocores_process(struct ocores_i2c *i2c)
 	}
 }
 
-static irqreturn_t ocores_isr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t ocores_isr(int irq, void *dev_id)
 {
 	struct ocores_i2c *i2c = dev_id;
 
diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
index 81d87d2c2a2d..dec04da0455c 100644
--- a/drivers/i2c/busses/i2c-omap.c
+++ b/drivers/i2c/busses/i2c-omap.c
@@ -400,7 +400,7 @@ omap_i2c_ack_stat(struct omap_i2c_dev *dev, u16 stat)
 }
 
 static irqreturn_t
-omap_i2c_rev1_isr(int this_irq, void *dev_id, struct pt_regs *regs)
+omap_i2c_rev1_isr(int this_irq, void *dev_id)
 {
 	struct omap_i2c_dev *dev = dev_id;
 	u16 iv, w;
@@ -452,7 +452,7 @@ omap_i2c_rev1_isr(int this_irq, void *dev_id, struct pt_regs *regs)
 }
 
 static irqreturn_t
-omap_i2c_isr(int this_irq, void *dev_id, struct pt_regs *regs)
+omap_i2c_isr(int this_irq, void *dev_id)
 {
 	struct omap_i2c_dev *dev = dev_id;
 	u16 bits;
diff --git a/drivers/i2c/busses/i2c-pca-isa.c b/drivers/i2c/busses/i2c-pca-isa.c
index d9b4ddbad7e0..407840b6a260 100644
--- a/drivers/i2c/busses/i2c-pca-isa.c
+++ b/drivers/i2c/busses/i2c-pca-isa.c
@@ -99,7 +99,7 @@ static int pca_isa_waitforinterrupt(struct i2c_algo_pca_data *adap)
 	return ret;
 }
 
-static irqreturn_t pca_handler(int this_irq, void *dev_id, struct pt_regs *regs) {
+static irqreturn_t pca_handler(int this_irq, void *dev_id) {
 	wake_up_interruptible(&pca_wait);
 	return IRQ_HANDLED;
 }
diff --git a/drivers/i2c/busses/i2c-powermac.c b/drivers/i2c/busses/i2c-powermac.c
index a508cb962d24..648d55533d87 100644
--- a/drivers/i2c/busses/i2c-powermac.c
+++ b/drivers/i2c/busses/i2c-powermac.c
@@ -182,9 +182,9 @@ static const struct i2c_algorithm i2c_powermac_algorithm = {
 };
 
 
-static int i2c_powermac_remove(struct device *dev)
+static int i2c_powermac_remove(struct platform_device *dev)
 {
-	struct i2c_adapter	*adapter = dev_get_drvdata(dev);
+	struct i2c_adapter	*adapter = platform_get_drvdata(dev);
 	struct pmac_i2c_bus	*bus = i2c_get_adapdata(adapter);
 	int			rc;
 
@@ -195,16 +195,16 @@ static int i2c_powermac_remove(struct device *dev)
 	if (rc)
 		printk("i2c-powermac.c: Failed to remove bus %s !\n",
 		       adapter->name);
-	dev_set_drvdata(dev, NULL);
+	platform_set_drvdata(dev, NULL);
 	kfree(adapter);
 
 	return 0;
 }
 
 
-static int i2c_powermac_probe(struct device *dev)
+static int __devexit i2c_powermac_probe(struct platform_device *dev)
 {
-	struct pmac_i2c_bus *bus = dev->platform_data;
+	struct pmac_i2c_bus *bus = dev->dev.platform_data;
 	struct device_node *parent = NULL;
 	struct i2c_adapter *adapter;
 	char name[32];
@@ -246,11 +246,11 @@ static int i2c_powermac_probe(struct device *dev)
 		printk(KERN_ERR "i2c-powermac: can't allocate inteface !\n");
 		return -ENOMEM;
 	}
-	dev_set_drvdata(dev, adapter);
+	platform_set_drvdata(dev, adapter);
 	strcpy(adapter->name, name);
 	adapter->algo = &i2c_powermac_algorithm;
 	i2c_set_adapdata(adapter, bus);
-	adapter->dev.parent = dev;
+	adapter->dev.parent = &dev->dev;
 	pmac_i2c_attach_adapter(bus, adapter);
 	rc = i2c_add_adapter(adapter);
 	if (rc) {
@@ -265,23 +265,25 @@ static int i2c_powermac_probe(struct device *dev)
 }
 
 
-static struct device_driver i2c_powermac_driver = {
-	.name = "i2c-powermac",
-	.bus = &platform_bus_type,
+static struct platform_driver i2c_powermac_driver = {
 	.probe = i2c_powermac_probe,
-	.remove = i2c_powermac_remove,
+	.remove = __devexit_p(i2c_powermac_remove),
+	.driver = {
+		.name = "i2c-powermac",
+		.bus = &platform_bus_type,
+	},
 };
 
 static int __init i2c_powermac_init(void)
 {
-	driver_register(&i2c_powermac_driver);
+	platform_driver_register(&i2c_powermac_driver);
 	return 0;
 }
 
 
 static void __exit i2c_powermac_cleanup(void)
 {
-	driver_unregister(&i2c_powermac_driver);
+	platform_driver_unregister(&i2c_powermac_driver);
 }
 
 module_init(i2c_powermac_init);
diff --git a/drivers/i2c/busses/i2c-pxa.c b/drivers/i2c/busses/i2c-pxa.c
index cd4ad98ad517..81050d3c9b21 100644
--- a/drivers/i2c/busses/i2c-pxa.c
+++ b/drivers/i2c/busses/i2c-pxa.c
@@ -850,7 +850,7 @@ static void i2c_pxa_irq_rxfull(struct pxa_i2c *i2c, u32 isr)
 	ICR = icr;
 }
 
-static irqreturn_t i2c_pxa_handler(int this_irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t i2c_pxa_handler(int this_irq, void *dev_id)
 {
 	struct pxa_i2c *i2c = dev_id;
 	u32 isr = ISR;
diff --git a/drivers/i2c/busses/i2c-rpx.c b/drivers/i2c/busses/i2c-rpx.c
index 0ebec3c1a54e..8764df06f51d 100644
--- a/drivers/i2c/busses/i2c-rpx.c
+++ b/drivers/i2c/busses/i2c-rpx.c
@@ -55,10 +55,10 @@ rpx_iic_init(struct i2c_algo_8xx_data *data)
 	data->i2c = (i2c8xx_t *)&(((immap_t *)IMAP_ADDR)->im_i2c);
 }
 
-static int rpx_install_isr(int irq, void (*func)(void *, void *), void *data)
+static int rpx_install_isr(int irq, void (*func)(void *), void *data)
 {
 	/* install interrupt handler */
-	cpm_install_handler(irq, (void (*)(void *, struct pt_regs *)) func, data);
+	cpm_install_handler(irq, func, data);
 
 	return 0;
 }
diff --git a/drivers/i2c/busses/i2c-s3c2410.c b/drivers/i2c/busses/i2c-s3c2410.c
index 9ebe429a0a0f..4ca6de209b8b 100644
--- a/drivers/i2c/busses/i2c-s3c2410.c
+++ b/drivers/i2c/busses/i2c-s3c2410.c
@@ -423,8 +423,7 @@ static int i2s_s3c_irq_nextbyte(struct s3c24xx_i2c *i2c, unsigned long iicstat)
  * top level IRQ servicing routine
 */
 
-static irqreturn_t s3c24xx_i2c_irq(int irqno, void *dev_id,
-				   struct pt_regs *regs)
+static irqreturn_t s3c24xx_i2c_irq(int irqno, void *dev_id)
 {
 	struct s3c24xx_i2c *i2c = dev_id;
 	unsigned long status;
diff --git a/drivers/i2c/chips/isp1301_omap.c b/drivers/i2c/chips/isp1301_omap.c
index 182f04953466..ccdf3e90862b 100644
--- a/drivers/i2c/chips/isp1301_omap.c
+++ b/drivers/i2c/chips/isp1301_omap.c
@@ -669,7 +669,7 @@ pulldown:
 	dump_regs(isp, "otg->isp1301");
 }
 
-static irqreturn_t omap_otg_irq(int irq, void *_isp, struct pt_regs *regs)
+static irqreturn_t omap_otg_irq(int irq, void *_isp)
 {
 	u16		otg_irq = OTG_IRQ_SRC_REG;
 	u32		otg_ctrl;
@@ -1181,7 +1181,7 @@ isp1301_work(void *data)
 	isp->working = 0;
 }
 
-static irqreturn_t isp1301_irq(int irq, void *isp, struct pt_regs *regs)
+static irqreturn_t isp1301_irq(int irq, void *isp)
 {
 	isp1301_defer_work(isp, WORK_UPDATE_OTG);
 	return IRQ_HANDLED;
diff --git a/drivers/i2c/chips/tps65010.c b/drivers/i2c/chips/tps65010.c
index 6a7578217177..60bef94cd25f 100644
--- a/drivers/i2c/chips/tps65010.c
+++ b/drivers/i2c/chips/tps65010.c
@@ -446,7 +446,7 @@ static void tps65010_work(void *_tps)
 	mutex_unlock(&tps->lock);
 }
 
-static irqreturn_t tps65010_irq(int irq, void *_tps, struct pt_regs *regs)
+static irqreturn_t tps65010_irq(int irq, void *_tps)
 {
 	struct tps65010		*tps = _tps;
 
diff --git a/drivers/ide/ide-io.c b/drivers/ide/ide-io.c
index ba6039b55b41..2614f41b5074 100644
--- a/drivers/ide/ide-io.c
+++ b/drivers/ide/ide-io.c
@@ -1562,7 +1562,7 @@ static void unexpected_intr (int irq, ide_hwgroup_t *hwgroup)
  *	on the hwgroup and the process begins again.
  */
  
-irqreturn_t ide_intr (int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t ide_intr (int irq, void *dev_id)
 {
 	unsigned long flags;
 	ide_hwgroup_t *hwgroup = (ide_hwgroup_t *)dev_id;
diff --git a/drivers/ide/legacy/hd.c b/drivers/ide/legacy/hd.c
index 4ab931145673..b1d5291531b7 100644
--- a/drivers/ide/legacy/hd.c
+++ b/drivers/ide/legacy/hd.c
@@ -673,7 +673,7 @@ static int hd_getgeo(struct block_device *bdev, struct hd_geometry *geo)
  * be forgotten about...
  */
 
-static irqreturn_t hd_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t hd_interrupt(int irq, void *dev_id)
 {
 	void (*handler)(void) = do_hd;
 
diff --git a/drivers/ide/legacy/macide.c b/drivers/ide/legacy/macide.c
index d655da749144..b1730d7e414c 100644
--- a/drivers/ide/legacy/macide.c
+++ b/drivers/ide/legacy/macide.c
@@ -78,7 +78,7 @@ int macide_ack_intr(ide_hwif_t* hwif)
 }
 
 #ifdef CONFIG_BLK_DEV_MAC_MEDIABAY
-static void macide_mediabay_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static void macide_mediabay_interrupt(int irq, void *dev_id)
 {
 	int state = baboon->mb_status & 0x04;
 
diff --git a/drivers/ide/mips/swarm.c b/drivers/ide/mips/swarm.c
index 66f6064f4640..09c9e7936b0d 100644
--- a/drivers/ide/mips/swarm.c
+++ b/drivers/ide/mips/swarm.c
@@ -4,6 +4,7 @@
  *	Author:	Manish Lachwani, mlachwani@mvista.com
  * Copyright (C) 2004  MIPS Technologies, Inc.  All rights reserved.
  *	Author: Maciej W. Rozycki <macro@mips.com>
+ * Copyright (c) 2006  Maciej W. Rozycki
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -127,6 +128,7 @@ static int __devinit swarm_ide_probe(struct device *dev)
 	memcpy(hwif->io_ports, hwif->hw.io_ports, sizeof(hwif->io_ports));
 	hwif->irq = hwif->hw.irq;
 
+	probe_hwif_init(hwif);
 	dev_set_drvdata(dev, hwif);
 
 	return 0;
diff --git a/drivers/ieee1394/nodemgr.c b/drivers/ieee1394/nodemgr.c
index 3e7974c57443..8e7b83f84485 100644
--- a/drivers/ieee1394/nodemgr.c
+++ b/drivers/ieee1394/nodemgr.c
@@ -1614,7 +1614,7 @@ static int nodemgr_host_thread(void *__hi)
 {
 	struct host_info *hi = (struct host_info *)__hi;
 	struct hpsb_host *host = hi->host;
-	unsigned int g, generation = get_hpsb_generation(host) - 1;
+	unsigned int g, generation = 0;
 	int i, reset_cycles = 0;
 
 	/* Setup our device-model entries */
diff --git a/drivers/ieee1394/ohci1394.c b/drivers/ieee1394/ohci1394.c
index 8fd0030475ba..dea13525df88 100644
--- a/drivers/ieee1394/ohci1394.c
+++ b/drivers/ieee1394/ohci1394.c
@@ -2301,8 +2301,7 @@ static void ohci_schedule_iso_tasklets(struct ti_ohci *ohci,
 	spin_unlock_irqrestore(&ohci->iso_tasklet_list_lock, flags);
 }
 
-static irqreturn_t ohci_irq_handler(int irq, void *dev_id,
-                             struct pt_regs *regs_are_unused)
+static irqreturn_t ohci_irq_handler(int irq, void *dev_id)
 {
 	quadlet_t event, node_id;
 	struct ti_ohci *ohci = (struct ti_ohci *)dev_id;
diff --git a/drivers/ieee1394/pcilynx.c b/drivers/ieee1394/pcilynx.c
index b4f146f2c951..0a7412e27eb4 100644
--- a/drivers/ieee1394/pcilynx.c
+++ b/drivers/ieee1394/pcilynx.c
@@ -839,8 +839,7 @@ static int lynx_devctl(struct hpsb_host *host, enum devctl_cmd cmd, int arg)
  ********************************************************/
 
 
-static irqreturn_t lynx_irq_handler(int irq, void *dev_id,
-                             struct pt_regs *regs_are_unused)
+static irqreturn_t lynx_irq_handler(int irq, void *dev_id)
 {
         struct ti_lynx *lynx = (struct ti_lynx *)dev_id;
         struct hpsb_host *host = lynx->host;
diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index f35fcc4c0638..25b1018a476c 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -75,6 +75,7 @@ static struct ib_cm {
 	struct rb_root remote_sidr_table;
 	struct idr local_id_table;
 	__be32 random_id_operand;
+	struct list_head timewait_list;
 	struct workqueue_struct *wq;
 } cm;
 
@@ -112,6 +113,7 @@ struct cm_work {
 
 struct cm_timewait_info {
 	struct cm_work work;			/* Must be first. */
+	struct list_head list;
 	struct rb_node remote_qp_node;
 	struct rb_node remote_id_node;
 	__be64 remote_ca_guid;
@@ -647,13 +649,6 @@ static inline int cm_convert_to_ms(int iba_time)
 
 static void cm_cleanup_timewait(struct cm_timewait_info *timewait_info)
 {
-	unsigned long flags;
-
-	if (!timewait_info->inserted_remote_id &&
-	    !timewait_info->inserted_remote_qp)
-	    return;
-
-	spin_lock_irqsave(&cm.lock, flags);
 	if (timewait_info->inserted_remote_id) {
 		rb_erase(&timewait_info->remote_id_node, &cm.remote_id_table);
 		timewait_info->inserted_remote_id = 0;
@@ -663,7 +658,6 @@ static void cm_cleanup_timewait(struct cm_timewait_info *timewait_info)
 		rb_erase(&timewait_info->remote_qp_node, &cm.remote_qp_table);
 		timewait_info->inserted_remote_qp = 0;
 	}
-	spin_unlock_irqrestore(&cm.lock, flags);
 }
 
 static struct cm_timewait_info * cm_create_timewait_info(__be32 local_id)
@@ -684,8 +678,12 @@ static struct cm_timewait_info * cm_create_timewait_info(__be32 local_id)
 static void cm_enter_timewait(struct cm_id_private *cm_id_priv)
 {
 	int wait_time;
+	unsigned long flags;
 
+	spin_lock_irqsave(&cm.lock, flags);
 	cm_cleanup_timewait(cm_id_priv->timewait_info);
+	list_add_tail(&cm_id_priv->timewait_info->list, &cm.timewait_list);
+	spin_unlock_irqrestore(&cm.lock, flags);
 
 	/*
 	 * The cm_id could be destroyed by the user before we exit timewait.
@@ -701,9 +699,13 @@ static void cm_enter_timewait(struct cm_id_private *cm_id_priv)
 
 static void cm_reset_to_idle(struct cm_id_private *cm_id_priv)
 {
+	unsigned long flags;
+
 	cm_id_priv->id.state = IB_CM_IDLE;
 	if (cm_id_priv->timewait_info) {
+		spin_lock_irqsave(&cm.lock, flags);
 		cm_cleanup_timewait(cm_id_priv->timewait_info);
+		spin_unlock_irqrestore(&cm.lock, flags);
 		kfree(cm_id_priv->timewait_info);
 		cm_id_priv->timewait_info = NULL;
 	}
@@ -1307,6 +1309,7 @@ static struct cm_id_private * cm_match_req(struct cm_work *work,
 	if (timewait_info) {
 		cur_cm_id_priv = cm_get_id(timewait_info->work.local_id,
 					   timewait_info->work.remote_id);
+		cm_cleanup_timewait(cm_id_priv->timewait_info);
 		spin_unlock_irqrestore(&cm.lock, flags);
 		if (cur_cm_id_priv) {
 			cm_dup_req_handler(work, cur_cm_id_priv);
@@ -1315,7 +1318,8 @@ static struct cm_id_private * cm_match_req(struct cm_work *work,
 			cm_issue_rej(work->port, work->mad_recv_wc,
 				     IB_CM_REJ_STALE_CONN, CM_MSG_RESPONSE_REQ,
 				     NULL, 0);
-		goto error;
+		listen_cm_id_priv = NULL;
+		goto out;
 	}
 
 	/* Find matching listen request. */
@@ -1323,21 +1327,20 @@ static struct cm_id_private * cm_match_req(struct cm_work *work,
 					   req_msg->service_id,
 					   req_msg->private_data);
 	if (!listen_cm_id_priv) {
+		cm_cleanup_timewait(cm_id_priv->timewait_info);
 		spin_unlock_irqrestore(&cm.lock, flags);
 		cm_issue_rej(work->port, work->mad_recv_wc,
 			     IB_CM_REJ_INVALID_SERVICE_ID, CM_MSG_RESPONSE_REQ,
 			     NULL, 0);
-		goto error;
+		goto out;
 	}
 	atomic_inc(&listen_cm_id_priv->refcount);
 	atomic_inc(&cm_id_priv->refcount);
 	cm_id_priv->id.state = IB_CM_REQ_RCVD;
 	atomic_inc(&cm_id_priv->work_count);
 	spin_unlock_irqrestore(&cm.lock, flags);
+out:
 	return listen_cm_id_priv;
-
-error:	cm_cleanup_timewait(cm_id_priv->timewait_info);
-	return NULL;
 }
 
 static int cm_req_handler(struct cm_work *work)
@@ -1899,6 +1902,32 @@ out:	spin_unlock_irqrestore(&cm_id_priv->lock, flags);
 }
 EXPORT_SYMBOL(ib_send_cm_drep);
 
+static int cm_issue_drep(struct cm_port *port,
+			 struct ib_mad_recv_wc *mad_recv_wc)
+{
+	struct ib_mad_send_buf *msg = NULL;
+	struct cm_dreq_msg *dreq_msg;
+	struct cm_drep_msg *drep_msg;
+	int ret;
+
+	ret = cm_alloc_response_msg(port, mad_recv_wc, &msg);
+	if (ret)
+		return ret;
+
+	dreq_msg = (struct cm_dreq_msg *) mad_recv_wc->recv_buf.mad;
+	drep_msg = (struct cm_drep_msg *) msg->mad;
+
+	cm_format_mad_hdr(&drep_msg->hdr, CM_DREP_ATTR_ID, dreq_msg->hdr.tid);
+	drep_msg->remote_comm_id = dreq_msg->local_comm_id;
+	drep_msg->local_comm_id = dreq_msg->remote_comm_id;
+
+	ret = ib_post_send_mad(msg, NULL);
+	if (ret)
+		cm_free_msg(msg);
+
+	return ret;
+}
+
 static int cm_dreq_handler(struct cm_work *work)
 {
 	struct cm_id_private *cm_id_priv;
@@ -1910,8 +1939,10 @@ static int cm_dreq_handler(struct cm_work *work)
 	dreq_msg = (struct cm_dreq_msg *)work->mad_recv_wc->recv_buf.mad;
 	cm_id_priv = cm_acquire_id(dreq_msg->remote_comm_id,
 				   dreq_msg->local_comm_id);
-	if (!cm_id_priv)
+	if (!cm_id_priv) {
+		cm_issue_drep(work->port, work->mad_recv_wc);
 		return -EINVAL;
+	}
 
 	work->cm_event.private_data = &dreq_msg->private_data;
 
@@ -2601,28 +2632,29 @@ static int cm_timewait_handler(struct cm_work *work)
 {
 	struct cm_timewait_info *timewait_info;
 	struct cm_id_private *cm_id_priv;
-	unsigned long flags;
 	int ret;
 
 	timewait_info = (struct cm_timewait_info *)work;
-	cm_cleanup_timewait(timewait_info);
+	spin_lock_irq(&cm.lock);
+	list_del(&timewait_info->list);
+	spin_unlock_irq(&cm.lock);
 
 	cm_id_priv = cm_acquire_id(timewait_info->work.local_id,
 				   timewait_info->work.remote_id);
 	if (!cm_id_priv)
 		return -EINVAL;
 
-	spin_lock_irqsave(&cm_id_priv->lock, flags);
+	spin_lock_irq(&cm_id_priv->lock);
 	if (cm_id_priv->id.state != IB_CM_TIMEWAIT ||
 	    cm_id_priv->remote_qpn != timewait_info->remote_qpn) {
-		spin_unlock_irqrestore(&cm_id_priv->lock, flags);
+		spin_unlock_irq(&cm_id_priv->lock);
 		goto out;
 	}
 	cm_id_priv->id.state = IB_CM_IDLE;
 	ret = atomic_inc_and_test(&cm_id_priv->work_count);
 	if (!ret)
 		list_add_tail(&work->list, &cm_id_priv->work_list);
-	spin_unlock_irqrestore(&cm_id_priv->lock, flags);
+	spin_unlock_irq(&cm_id_priv->lock);
 
 	if (ret)
 		cm_process_work(cm_id_priv, work);
@@ -3374,6 +3406,7 @@ static int __init ib_cm_init(void)
 	idr_init(&cm.local_id_table);
 	get_random_bytes(&cm.random_id_operand, sizeof cm.random_id_operand);
 	idr_pre_get(&cm.local_id_table, GFP_KERNEL);
+	INIT_LIST_HEAD(&cm.timewait_list);
 
 	cm.wq = create_workqueue("ib_cm");
 	if (!cm.wq)
@@ -3391,7 +3424,20 @@ error:
 
 static void __exit ib_cm_cleanup(void)
 {
+	struct cm_timewait_info *timewait_info, *tmp;
+
+	spin_lock_irq(&cm.lock);
+	list_for_each_entry(timewait_info, &cm.timewait_list, list)
+		cancel_delayed_work(&timewait_info->work.work);
+	spin_unlock_irq(&cm.lock);
+
 	destroy_workqueue(cm.wq);
+
+	list_for_each_entry_safe(timewait_info, tmp, &cm.timewait_list, list) {
+		list_del(&timewait_info->list);
+		kfree(timewait_info);
+	}
+
 	ib_unregister_client(&cm_client);
 	idr_destroy(&cm.local_id_table);
 }
diff --git a/drivers/infiniband/hw/amso1100/c2.c b/drivers/infiniband/hw/amso1100/c2.c
index 9e9120f36019..dc1ebeac35c7 100644
--- a/drivers/infiniband/hw/amso1100/c2.c
+++ b/drivers/infiniband/hw/amso1100/c2.c
@@ -72,7 +72,7 @@ static int c2_down(struct net_device *netdev);
 static int c2_xmit_frame(struct sk_buff *skb, struct net_device *netdev);
 static void c2_tx_interrupt(struct net_device *netdev);
 static void c2_rx_interrupt(struct net_device *netdev);
-static irqreturn_t c2_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t c2_interrupt(int irq, void *dev_id);
 static void c2_tx_timeout(struct net_device *netdev);
 static int c2_change_mtu(struct net_device *netdev, int new_mtu);
 static void c2_reset(struct c2_port *c2_port);
@@ -544,7 +544,7 @@ static void c2_rx_interrupt(struct net_device *netdev)
 /*
  * Handle netisr0 TX & RX interrupts.
  */
-static irqreturn_t c2_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t c2_interrupt(int irq, void *dev_id)
 {
 	unsigned int netisr0, dmaisr;
 	int handled = 0;
diff --git a/drivers/infiniband/hw/amso1100/c2_ae.c b/drivers/infiniband/hw/amso1100/c2_ae.c
index 3aae4978e1cb..a31439bd3b67 100644
--- a/drivers/infiniband/hw/amso1100/c2_ae.c
+++ b/drivers/infiniband/hw/amso1100/c2_ae.c
@@ -66,7 +66,6 @@ static int c2_convert_cm_status(u32 c2_status)
 	}
 }
 
-#ifdef DEBUG
 static const char* to_event_str(int event)
 {
 	static const char* event_str[] = {
@@ -144,7 +143,6 @@ static const char *to_qp_state_str(int state)
 		return "<invalid QP state>";
 	};
 }
-#endif
 
 void c2_ae_event(struct c2_dev *c2dev, u32 mq_index)
 {
diff --git a/drivers/infiniband/hw/amso1100/c2_qp.c b/drivers/infiniband/hw/amso1100/c2_qp.c
index 12261132b077..5bcf697aa335 100644
--- a/drivers/infiniband/hw/amso1100/c2_qp.c
+++ b/drivers/infiniband/hw/amso1100/c2_qp.c
@@ -35,6 +35,8 @@
  *
  */
 
+#include <linux/delay.h>
+
 #include "c2.h"
 #include "c2_vq.h"
 #include "c2_status.h"
@@ -705,10 +707,8 @@ static inline void c2_activity(struct c2_dev *c2dev, u32 mq_index, u16 shared)
 	 * cannot get on the bus and the card and system hang in a
 	 * deadlock -- thus the need for this code. [TOT]
 	 */
-	while (readl(c2dev->regs + PCI_BAR0_ADAPTER_HINT) & 0x80000000) {
-		set_current_state(TASK_UNINTERRUPTIBLE);
-		schedule_timeout(0);
-	}
+	while (readl(c2dev->regs + PCI_BAR0_ADAPTER_HINT) & 0x80000000)
+		udelay(10);
 
 	__raw_writel(C2_HINT_MAKE(mq_index, shared),
 		     c2dev->regs + PCI_BAR0_ADAPTER_HINT);
@@ -766,6 +766,7 @@ int c2_post_send(struct ib_qp *ibqp, struct ib_send_wr *ib_wr,
 	struct c2_dev *c2dev = to_c2dev(ibqp->device);
 	struct c2_qp *qp = to_c2qp(ibqp);
 	union c2wr wr;
+	unsigned long lock_flags;
 	int err = 0;
 
 	u32 flags;
@@ -881,8 +882,10 @@ int c2_post_send(struct ib_qp *ibqp, struct ib_send_wr *ib_wr,
 		/*
 		 * Post the puppy!
 		 */
+		spin_lock_irqsave(&qp->lock, lock_flags);
 		err = qp_wr_post(&qp->sq_mq, &wr, qp, msg_size);
 		if (err) {
+			spin_unlock_irqrestore(&qp->lock, lock_flags);
 			break;
 		}
 
@@ -890,6 +893,7 @@ int c2_post_send(struct ib_qp *ibqp, struct ib_send_wr *ib_wr,
 		 * Enqueue mq index to activity FIFO.
 		 */
 		c2_activity(c2dev, qp->sq_mq.index, qp->sq_mq.hint_count);
+		spin_unlock_irqrestore(&qp->lock, lock_flags);
 
 		ib_wr = ib_wr->next;
 	}
@@ -905,6 +909,7 @@ int c2_post_receive(struct ib_qp *ibqp, struct ib_recv_wr *ib_wr,
 	struct c2_dev *c2dev = to_c2dev(ibqp->device);
 	struct c2_qp *qp = to_c2qp(ibqp);
 	union c2wr wr;
+	unsigned long lock_flags;
 	int err = 0;
 
 	if (qp->state > IB_QPS_RTS)
@@ -945,8 +950,10 @@ int c2_post_receive(struct ib_qp *ibqp, struct ib_recv_wr *ib_wr,
 			break;
 		}
 
+		spin_lock_irqsave(&qp->lock, lock_flags);
 		err = qp_wr_post(&qp->rq_mq, &wr, qp, qp->rq_mq.msg_size);
 		if (err) {
+			spin_unlock_irqrestore(&qp->lock, lock_flags);
 			break;
 		}
 
@@ -954,6 +961,7 @@ int c2_post_receive(struct ib_qp *ibqp, struct ib_recv_wr *ib_wr,
 		 * Enqueue mq index to activity FIFO
 		 */
 		c2_activity(c2dev, qp->rq_mq.index, qp->rq_mq.hint_count);
+		spin_unlock_irqrestore(&qp->lock, lock_flags);
 
 		ib_wr = ib_wr->next;
 	}
diff --git a/drivers/infiniband/hw/ehca/ehca_irq.c b/drivers/infiniband/hw/ehca/ehca_irq.c
index 2a65b5be1979..048cc443d1e7 100644
--- a/drivers/infiniband/hw/ehca/ehca_irq.c
+++ b/drivers/infiniband/hw/ehca/ehca_irq.c
@@ -360,7 +360,7 @@ static inline void reset_eq_pending(struct ehca_cq *cq)
 	return;
 }
 
-irqreturn_t ehca_interrupt_neq(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t ehca_interrupt_neq(int irq, void *dev_id)
 {
 	struct ehca_shca *shca = (struct ehca_shca*)dev_id;
 
@@ -393,7 +393,7 @@ void ehca_tasklet_neq(unsigned long data)
 	return;
 }
 
-irqreturn_t ehca_interrupt_eq(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t ehca_interrupt_eq(int irq, void *dev_id)
 {
 	struct ehca_shca *shca = (struct ehca_shca*)dev_id;
 
diff --git a/drivers/infiniband/hw/ehca/ehca_irq.h b/drivers/infiniband/hw/ehca/ehca_irq.h
index 85bf1fe16fe4..be579cc0adf6 100644
--- a/drivers/infiniband/hw/ehca/ehca_irq.h
+++ b/drivers/infiniband/hw/ehca/ehca_irq.h
@@ -51,10 +51,10 @@ struct ehca_shca;
 
 int ehca_error_data(struct ehca_shca *shca, void *data, u64 resource);
 
-irqreturn_t ehca_interrupt_neq(int irq, void *dev_id, struct pt_regs *regs);
+irqreturn_t ehca_interrupt_neq(int irq, void *dev_id);
 void ehca_tasklet_neq(unsigned long data);
 
-irqreturn_t ehca_interrupt_eq(int irq, void *dev_id, struct pt_regs *regs);
+irqreturn_t ehca_interrupt_eq(int irq, void *dev_id);
 void ehca_tasklet_eq(unsigned long data);
 
 struct ehca_cpu_comp_task {
diff --git a/drivers/infiniband/hw/ipath/ipath_intr.c b/drivers/infiniband/hw/ipath/ipath_intr.c
index 6bee53ce5f33..d9079ee12030 100644
--- a/drivers/infiniband/hw/ipath/ipath_intr.c
+++ b/drivers/infiniband/hw/ipath/ipath_intr.c
@@ -839,7 +839,7 @@ static void handle_urcv(struct ipath_devdata *dd, u32 istat)
 	}
 }
 
-irqreturn_t ipath_intr(int irq, void *data, struct pt_regs *regs)
+irqreturn_t ipath_intr(int irq, void *data)
 {
 	struct ipath_devdata *dd = data;
 	u32 istat, chk0rcv = 0;
diff --git a/drivers/infiniband/hw/ipath/ipath_kernel.h b/drivers/infiniband/hw/ipath/ipath_kernel.h
index d7540b71b451..7c436697d0e4 100644
--- a/drivers/infiniband/hw/ipath/ipath_kernel.h
+++ b/drivers/infiniband/hw/ipath/ipath_kernel.h
@@ -606,7 +606,7 @@ struct sk_buff *ipath_alloc_skb(struct ipath_devdata *dd, gfp_t);
 
 extern int ipath_diag_inuse;
 
-irqreturn_t ipath_intr(int irq, void *devid, struct pt_regs *regs);
+irqreturn_t ipath_intr(int irq, void *devid);
 void ipath_decode_err(char *buf, size_t blen, ipath_err_t err);
 #if __IPATH_INFO || __IPATH_DBG
 extern const char *ipath_ibcstatus_str[];
diff --git a/drivers/infiniband/hw/mthca/mthca_eq.c b/drivers/infiniband/hw/mthca/mthca_eq.c
index a29b1b6d82b1..e284e0613a94 100644
--- a/drivers/infiniband/hw/mthca/mthca_eq.c
+++ b/drivers/infiniband/hw/mthca/mthca_eq.c
@@ -405,7 +405,7 @@ static int mthca_eq_int(struct mthca_dev *dev, struct mthca_eq *eq)
 	return eqes_found;
 }
 
-static irqreturn_t mthca_tavor_interrupt(int irq, void *dev_ptr, struct pt_regs *regs)
+static irqreturn_t mthca_tavor_interrupt(int irq, void *dev_ptr)
 {
 	struct mthca_dev *dev = dev_ptr;
 	u32 ecr;
@@ -432,8 +432,7 @@ static irqreturn_t mthca_tavor_interrupt(int irq, void *dev_ptr, struct pt_regs
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t mthca_tavor_msi_x_interrupt(int irq, void *eq_ptr,
-					 struct pt_regs *regs)
+static irqreturn_t mthca_tavor_msi_x_interrupt(int irq, void *eq_ptr)
 {
 	struct mthca_eq  *eq  = eq_ptr;
 	struct mthca_dev *dev = eq->dev;
@@ -446,7 +445,7 @@ static irqreturn_t mthca_tavor_msi_x_interrupt(int irq, void *eq_ptr,
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t mthca_arbel_interrupt(int irq, void *dev_ptr, struct pt_regs *regs)
+static irqreturn_t mthca_arbel_interrupt(int irq, void *dev_ptr)
 {
 	struct mthca_dev *dev = dev_ptr;
 	int work = 0;
@@ -467,8 +466,7 @@ static irqreturn_t mthca_arbel_interrupt(int irq, void *dev_ptr, struct pt_regs
 	return IRQ_RETVAL(work);
 }
 
-static irqreturn_t mthca_arbel_msi_x_interrupt(int irq, void *eq_ptr,
-					       struct pt_regs *regs)
+static irqreturn_t mthca_arbel_msi_x_interrupt(int irq, void *eq_ptr)
 {
 	struct mthca_eq  *eq  = eq_ptr;
 	struct mthca_dev *dev = eq->dev;
diff --git a/drivers/infiniband/hw/mthca/mthca_provider.c b/drivers/infiniband/hw/mthca/mthca_provider.c
index 981fe2eebdfa..fc67f780581b 100644
--- a/drivers/infiniband/hw/mthca/mthca_provider.c
+++ b/drivers/infiniband/hw/mthca/mthca_provider.c
@@ -179,6 +179,8 @@ static int mthca_query_port(struct ib_device *ibdev,
 	props->max_mtu           = out_mad->data[41] & 0xf;
 	props->active_mtu        = out_mad->data[36] >> 4;
 	props->subnet_timeout    = out_mad->data[51] & 0x1f;
+	props->max_vl_num        = out_mad->data[37] >> 4;
+	props->init_type_reply   = out_mad->data[41] >> 4;
 
  out:
 	kfree(in_mad);
diff --git a/drivers/infiniband/hw/mthca/mthca_srq.c b/drivers/infiniband/hw/mthca/mthca_srq.c
index 0f316c87bf64..92a72f521528 100644
--- a/drivers/infiniband/hw/mthca/mthca_srq.c
+++ b/drivers/infiniband/hw/mthca/mthca_srq.c
@@ -201,6 +201,8 @@ int mthca_alloc_srq(struct mthca_dev *dev, struct mthca_pd *pd,
 
 	if (mthca_is_memfree(dev))
 		srq->max = roundup_pow_of_two(srq->max + 1);
+	else
+		srq->max = srq->max + 1;
 
 	ds = max(64UL,
 		 roundup_pow_of_two(sizeof (struct mthca_next_seg) +
@@ -277,7 +279,7 @@ int mthca_alloc_srq(struct mthca_dev *dev, struct mthca_pd *pd,
 	srq->first_free = 0;
 	srq->last_free  = srq->max - 1;
 
-	attr->max_wr    = (mthca_is_memfree(dev)) ? srq->max - 1 : srq->max;
+	attr->max_wr    = srq->max - 1;
 	attr->max_sge   = srq->max_gs;
 
 	return 0;
@@ -413,7 +415,7 @@ int mthca_query_srq(struct ib_srq *ibsrq, struct ib_srq_attr *srq_attr)
 		srq_attr->srq_limit = be16_to_cpu(tavor_ctx->limit_watermark);
 	}
 
-	srq_attr->max_wr  = (mthca_is_memfree(dev)) ? srq->max - 1 : srq->max;
+	srq_attr->max_wr  = srq->max - 1;
 	srq_attr->max_sge = srq->max_gs;
 
 out:
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_ib.c b/drivers/infiniband/ulp/ipoib/ipoib_ib.c
index f426a69d9a43..8bf5e9ec7c95 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_ib.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_ib.c
@@ -355,6 +355,11 @@ void ipoib_send(struct net_device *dev, struct sk_buff *skb,
 	tx_req->skb = skb;
 	addr = dma_map_single(priv->ca->dma_device, skb->data, skb->len,
 			      DMA_TO_DEVICE);
+	if (unlikely(dma_mapping_error(addr))) {
+		++priv->stats.tx_errors;
+		dev_kfree_skb_any(skb);
+		return;
+	}
 	pci_unmap_addr_set(tx_req, mapping, addr);
 
 	if (unlikely(post_send(priv, priv->tx_head & (ipoib_sendq_size - 1),
diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c
index 44b9e5be6687..4b09147f438f 100644
--- a/drivers/infiniband/ulp/srp/ib_srp.c
+++ b/drivers/infiniband/ulp/srp/ib_srp.c
@@ -343,29 +343,32 @@ static int srp_send_req(struct srp_target_port *target)
 	 */
 	if (target->io_class == SRP_REV10_IB_IO_CLASS) {
 		memcpy(req->priv.initiator_port_id,
-		       target->srp_host->initiator_port_id + 8, 8);
+		       &target->path.sgid.global.interface_id, 8);
 		memcpy(req->priv.initiator_port_id + 8,
-		       target->srp_host->initiator_port_id, 8);
+		       &target->initiator_ext, 8);
 		memcpy(req->priv.target_port_id,     &target->ioc_guid, 8);
 		memcpy(req->priv.target_port_id + 8, &target->id_ext, 8);
 	} else {
 		memcpy(req->priv.initiator_port_id,
-		       target->srp_host->initiator_port_id, 16);
+		       &target->initiator_ext, 8);
+		memcpy(req->priv.initiator_port_id + 8,
+		       &target->path.sgid.global.interface_id, 8);
 		memcpy(req->priv.target_port_id,     &target->id_ext, 8);
 		memcpy(req->priv.target_port_id + 8, &target->ioc_guid, 8);
 	}
 
 	/*
 	 * Topspin/Cisco SRP targets will reject our login unless we
-	 * zero out the first 8 bytes of our initiator port ID.  The
-	 * second 8 bytes must be our local node GUID, but we always
-	 * use that anyway.
+	 * zero out the first 8 bytes of our initiator port ID and set
+	 * the second 8 bytes to the local node GUID.
 	 */
 	if (topspin_workarounds && !memcmp(&target->ioc_guid, topspin_oui, 3)) {
 		printk(KERN_DEBUG PFX "Topspin/Cisco initiator port ID workaround "
 		       "activated for target GUID %016llx\n",
 		       (unsigned long long) be64_to_cpu(target->ioc_guid));
 		memset(req->priv.initiator_port_id, 0, 8);
+		memcpy(req->priv.initiator_port_id + 8,
+		       &target->srp_host->dev->dev->node_guid, 8);
 	}
 
 	status = ib_send_cm_req(target->cm_id, &req->param);
@@ -1553,6 +1556,7 @@ enum {
 	SRP_OPT_MAX_SECT	= 1 << 5,
 	SRP_OPT_MAX_CMD_PER_LUN	= 1 << 6,
 	SRP_OPT_IO_CLASS	= 1 << 7,
+	SRP_OPT_INITIATOR_EXT	= 1 << 8,
 	SRP_OPT_ALL		= (SRP_OPT_ID_EXT	|
 				   SRP_OPT_IOC_GUID	|
 				   SRP_OPT_DGID		|
@@ -1569,6 +1573,7 @@ static match_table_t srp_opt_tokens = {
 	{ SRP_OPT_MAX_SECT,		"max_sect=%d" 		},
 	{ SRP_OPT_MAX_CMD_PER_LUN,	"max_cmd_per_lun=%d" 	},
 	{ SRP_OPT_IO_CLASS,		"io_class=%x"		},
+	{ SRP_OPT_INITIATOR_EXT,	"initiator_ext=%s"	},
 	{ SRP_OPT_ERR,			NULL 			}
 };
 
@@ -1668,6 +1673,12 @@ static int srp_parse_options(const char *buf, struct srp_target_port *target)
 			target->io_class = token;
 			break;
 
+		case SRP_OPT_INITIATOR_EXT:
+			p = match_strdup(args);
+			target->initiator_ext = cpu_to_be64(simple_strtoull(p, NULL, 16));
+			kfree(p);
+			break;
+
 		default:
 			printk(KERN_WARNING PFX "unknown parameter or missing value "
 			       "'%s' in target creation request\n", p);
@@ -1708,7 +1719,6 @@ static ssize_t srp_create_target(struct class_device *class_dev,
 	target_host->max_lun = SRP_MAX_LUN;
 
 	target = host_to_target(target_host);
-	memset(target, 0, sizeof *target);
 
 	target->io_class   = SRP_REV16A_IB_IO_CLASS;
 	target->scsi_host  = target_host;
@@ -1815,9 +1825,6 @@ static struct srp_host *srp_add_port(struct srp_device *device, u8 port)
 	host->dev  = device;
 	host->port = port;
 
-	host->initiator_port_id[7] = port;
-	memcpy(host->initiator_port_id + 8, &device->dev->node_guid, 8);
-
 	host->class_dev.class = &srp_class;
 	host->class_dev.dev   = device->dev->dma_device;
 	snprintf(host->class_dev.class_id, BUS_ID_SIZE, "srp-%s-%d",
diff --git a/drivers/infiniband/ulp/srp/ib_srp.h b/drivers/infiniband/ulp/srp/ib_srp.h
index 5b581fb8eb0d..d4e35ef51374 100644
--- a/drivers/infiniband/ulp/srp/ib_srp.h
+++ b/drivers/infiniband/ulp/srp/ib_srp.h
@@ -91,7 +91,6 @@ struct srp_device {
 };
 
 struct srp_host {
-	u8			initiator_port_id[16];
 	struct srp_device      *dev;
 	u8			port;
 	struct class_device	class_dev;
@@ -122,6 +121,7 @@ struct srp_target_port {
 	__be64			id_ext;
 	__be64			ioc_guid;
 	__be64			service_id;
+	__be64			initiator_ext;
 	u16			io_class;
 	struct srp_host	       *srp_host;
 	struct Scsi_Host       *scsi_host;
diff --git a/drivers/input/joystick/amijoy.c b/drivers/input/joystick/amijoy.c
index 7249d324297b..650acf3a30b7 100644
--- a/drivers/input/joystick/amijoy.c
+++ b/drivers/input/joystick/amijoy.c
@@ -57,7 +57,7 @@ static DEFINE_MUTEX(amijoy_mutex);
 static struct input_dev *amijoy_dev[2];
 static char *amijoy_phys[2] = { "amijoy/input0", "amijoy/input1" };
 
-static irqreturn_t amijoy_interrupt(int irq, void *dummy, struct pt_regs *fp)
+static irqreturn_t amijoy_interrupt(int irq, void *dummy)
 {
 	int i, data = 0, button = 0;
 
@@ -69,8 +69,6 @@ static irqreturn_t amijoy_interrupt(int irq, void *dummy, struct pt_regs *fp)
 				case 1: data = ~amiga_custom.joy1dat; button = (~ciaa.pra >> 7) & 1; break;
 			}
 
-			input_regs(amijoy_dev[i], fp);
-
 			input_report_key(amijoy_dev[i], BTN_TRIGGER, button);
 
 			input_report_abs(amijoy_dev[i], ABS_X, ((data >> 1) & 1) - ((data >> 9) & 1));
diff --git a/drivers/input/joystick/iforce/iforce-packets.c b/drivers/input/joystick/iforce/iforce-packets.c
index 8632d47a7fbe..808f05932a6f 100644
--- a/drivers/input/joystick/iforce/iforce-packets.c
+++ b/drivers/input/joystick/iforce/iforce-packets.c
@@ -155,7 +155,7 @@ static int mark_core_as_ready(struct iforce *iforce, unsigned short addr)
 	return -1;
 }
 
-void iforce_process_packet(struct iforce *iforce, u16 cmd, unsigned char *data, struct pt_regs *regs)
+void iforce_process_packet(struct iforce *iforce, u16 cmd, unsigned char *data)
 {
 	struct input_dev *dev = iforce->dev;
 	int i;
@@ -183,9 +183,6 @@ void iforce_process_packet(struct iforce *iforce, u16 cmd, unsigned char *data,
 
 		case 0x01:	/* joystick position data */
 		case 0x03:	/* wheel position data */
-
-			input_regs(dev, regs);
-
 			if (HI(cmd) == 1) {
 				input_report_abs(dev, ABS_X, (__s16) (((__s16)data[1] << 8) | data[0]));
 				input_report_abs(dev, ABS_Y, (__s16) (((__s16)data[3] << 8) | data[2]));
@@ -224,7 +221,6 @@ void iforce_process_packet(struct iforce *iforce, u16 cmd, unsigned char *data,
 			break;
 
 		case 0x02:	/* status report */
-			input_regs(dev, regs);
 			input_report_key(dev, BTN_DEAD, data[0] & 0x02);
 			input_sync(dev);
 
diff --git a/drivers/input/joystick/iforce/iforce-serio.c b/drivers/input/joystick/iforce/iforce-serio.c
index 64a78c515484..ca08f45c2040 100644
--- a/drivers/input/joystick/iforce/iforce-serio.c
+++ b/drivers/input/joystick/iforce/iforce-serio.c
@@ -81,7 +81,7 @@ static void iforce_serio_write_wakeup(struct serio *serio)
 }
 
 static irqreturn_t iforce_serio_irq(struct serio *serio,
-		unsigned char data, unsigned int flags, struct pt_regs *regs)
+		unsigned char data, unsigned int flags)
 {
 	struct iforce *iforce = serio_get_drvdata(serio);
 
@@ -115,7 +115,7 @@ static irqreturn_t iforce_serio_irq(struct serio *serio,
 	}
 
 	if (iforce->idx == iforce->len) {
-		iforce_process_packet(iforce, (iforce->id << 8) | iforce->idx, iforce->data, regs);
+		iforce_process_packet(iforce, (iforce->id << 8) | iforce->idx, iforce->data);
 		iforce->pkt = 0;
 		iforce->id  = 0;
 		iforce->len = 0;
diff --git a/drivers/input/joystick/iforce/iforce-usb.c b/drivers/input/joystick/iforce/iforce-usb.c
index fe79d158456d..105112fb7b57 100644
--- a/drivers/input/joystick/iforce/iforce-usb.c
+++ b/drivers/input/joystick/iforce/iforce-usb.c
@@ -74,7 +74,7 @@ void iforce_usb_xmit(struct iforce *iforce)
 	spin_unlock_irqrestore(&iforce->xmit_lock, flags);
 }
 
-static void iforce_usb_irq(struct urb *urb, struct pt_regs *regs)
+static void iforce_usb_irq(struct urb *urb)
 {
 	struct iforce *iforce = urb->context;
 	int status;
@@ -96,7 +96,7 @@ static void iforce_usb_irq(struct urb *urb, struct pt_regs *regs)
 	}
 
 	iforce_process_packet(iforce,
-		(iforce->data[0] << 8) | (urb->actual_length - 1), iforce->data + 1, regs);
+		(iforce->data[0] << 8) | (urb->actual_length - 1), iforce->data + 1);
 
 exit:
 	status = usb_submit_urb (urb, GFP_ATOMIC);
@@ -105,7 +105,7 @@ exit:
 		     __FUNCTION__, status);
 }
 
-static void iforce_usb_out(struct urb *urb, struct pt_regs *regs)
+static void iforce_usb_out(struct urb *urb)
 {
 	struct iforce *iforce = urb->context;
 
@@ -119,7 +119,7 @@ static void iforce_usb_out(struct urb *urb, struct pt_regs *regs)
 	wake_up(&iforce->wait);
 }
 
-static void iforce_usb_ctrl(struct urb *urb, struct pt_regs *regs)
+static void iforce_usb_ctrl(struct urb *urb)
 {
 	struct iforce *iforce = urb->context;
 	if (urb->status) return;
diff --git a/drivers/input/joystick/iforce/iforce.h b/drivers/input/joystick/iforce/iforce.h
index 947df2739843..ffaeaefa1a42 100644
--- a/drivers/input/joystick/iforce/iforce.h
+++ b/drivers/input/joystick/iforce/iforce.h
@@ -160,7 +160,7 @@ void iforce_delete_device(struct iforce *iforce);
 
 /* iforce-packets.c */
 int iforce_control_playback(struct iforce*, u16 id, unsigned int);
-void iforce_process_packet(struct iforce *iforce, u16 cmd, unsigned char *data, struct pt_regs *regs);
+void iforce_process_packet(struct iforce *iforce, u16 cmd, unsigned char *data);
 int iforce_send_packet(struct iforce *iforce, u16 cmd, unsigned char* data);
 void iforce_dump_packet(char *msg, u16 cmd, unsigned char *data) ;
 int iforce_get_id_packet(struct iforce *iforce, char *packet);
diff --git a/drivers/input/joystick/magellan.c b/drivers/input/joystick/magellan.c
index 168b1061a03b..e3d19444ba2e 100644
--- a/drivers/input/joystick/magellan.c
+++ b/drivers/input/joystick/magellan.c
@@ -82,7 +82,7 @@ static int magellan_crunch_nibbles(unsigned char *data, int count)
 	return 0;
 }
 
-static void magellan_process_packet(struct magellan* magellan, struct pt_regs *regs)
+static void magellan_process_packet(struct magellan* magellan)
 {
 	struct input_dev *dev = magellan->dev;
 	unsigned char *data = magellan->data;
@@ -90,8 +90,6 @@ static void magellan_process_packet(struct magellan* magellan, struct pt_regs *r
 
 	if (!magellan->idx) return;
 
-	input_regs(dev, regs);
-
 	switch (magellan->data[0]) {
 
 		case 'd':				/* Axis data */
@@ -115,12 +113,12 @@ static void magellan_process_packet(struct magellan* magellan, struct pt_regs *r
 }
 
 static irqreturn_t magellan_interrupt(struct serio *serio,
-		unsigned char data, unsigned int flags, struct pt_regs *regs)
+		unsigned char data, unsigned int flags)
 {
 	struct magellan* magellan = serio_get_drvdata(serio);
 
 	if (data == '\r') {
-		magellan_process_packet(magellan, regs);
+		magellan_process_packet(magellan);
 		magellan->idx = 0;
 	} else {
 		if (magellan->idx < MAGELLAN_MAX_LENGTH)
diff --git a/drivers/input/joystick/spaceball.c b/drivers/input/joystick/spaceball.c
index 7a19ee052972..2a9808cf826f 100644
--- a/drivers/input/joystick/spaceball.c
+++ b/drivers/input/joystick/spaceball.c
@@ -82,7 +82,7 @@ struct spaceball {
  * SpaceBall.
  */
 
-static void spaceball_process_packet(struct spaceball* spaceball, struct pt_regs *regs)
+static void spaceball_process_packet(struct spaceball* spaceball)
 {
 	struct input_dev *dev = spaceball->dev;
 	unsigned char *data = spaceball->data;
@@ -90,8 +90,6 @@ static void spaceball_process_packet(struct spaceball* spaceball, struct pt_regs
 
 	if (spaceball->idx < 2) return;
 
-	input_regs(dev, regs);
-
 	switch (spaceball->data[0]) {
 
 		case 'D':					/* Ball data */
@@ -151,13 +149,13 @@ static void spaceball_process_packet(struct spaceball* spaceball, struct pt_regs
  */
 
 static irqreturn_t spaceball_interrupt(struct serio *serio,
-		unsigned char data, unsigned int flags, struct pt_regs *regs)
+		unsigned char data, unsigned int flags)
 {
 	struct spaceball *spaceball = serio_get_drvdata(serio);
 
 	switch (data) {
 		case 0xd:
-			spaceball_process_packet(spaceball, regs);
+			spaceball_process_packet(spaceball);
 			spaceball->idx = 0;
 			spaceball->escape = 0;
 			break;
diff --git a/drivers/input/joystick/spaceorb.c b/drivers/input/joystick/spaceorb.c
index 3e2782e79834..c4db0247c5fb 100644
--- a/drivers/input/joystick/spaceorb.c
+++ b/drivers/input/joystick/spaceorb.c
@@ -74,7 +74,7 @@ static unsigned char *spaceorb_errors[] = { "EEPROM storing 0 failed", "Receive
  * SpaceOrb.
  */
 
-static void spaceorb_process_packet(struct spaceorb *spaceorb, struct pt_regs *regs)
+static void spaceorb_process_packet(struct spaceorb *spaceorb)
 {
 	struct input_dev *dev = spaceorb->dev;
 	unsigned char *data = spaceorb->data;
@@ -86,8 +86,6 @@ static void spaceorb_process_packet(struct spaceorb *spaceorb, struct pt_regs *r
 	for (i = 0; i < spaceorb->idx; i++) c ^= data[i];
 	if (c) return;
 
-	input_regs(dev, regs);
-
 	switch (data[0]) {
 
 		case 'R':				/* Reset packet */
@@ -131,12 +129,12 @@ static void spaceorb_process_packet(struct spaceorb *spaceorb, struct pt_regs *r
 }
 
 static irqreturn_t spaceorb_interrupt(struct serio *serio,
-		unsigned char data, unsigned int flags, struct pt_regs *regs)
+		unsigned char data, unsigned int flags)
 {
 	struct spaceorb* spaceorb = serio_get_drvdata(serio);
 
 	if (~data & 0x80) {
-		if (spaceorb->idx) spaceorb_process_packet(spaceorb, regs);
+		if (spaceorb->idx) spaceorb_process_packet(spaceorb);
 		spaceorb->idx = 0;
 	}
 	if (spaceorb->idx < SPACEORB_MAX_LENGTH)
diff --git a/drivers/input/joystick/stinger.c b/drivers/input/joystick/stinger.c
index 011ec4858e15..1ffb03223311 100644
--- a/drivers/input/joystick/stinger.c
+++ b/drivers/input/joystick/stinger.c
@@ -64,15 +64,13 @@ struct stinger {
  * Stinger. It updates the data accordingly.
  */
 
-static void stinger_process_packet(struct stinger *stinger, struct pt_regs *regs)
+static void stinger_process_packet(struct stinger *stinger)
 {
 	struct input_dev *dev = stinger->dev;
 	unsigned char *data = stinger->data;
 
 	if (!stinger->idx) return;
 
-	input_regs(dev, regs);
-
 	input_report_key(dev, BTN_A,	  ((data[0] & 0x20) >> 5));
 	input_report_key(dev, BTN_B,	  ((data[0] & 0x10) >> 4));
 	input_report_key(dev, BTN_C,	  ((data[0] & 0x08) >> 3));
@@ -99,7 +97,7 @@ static void stinger_process_packet(struct stinger *stinger, struct pt_regs *regs
  */
 
 static irqreturn_t stinger_interrupt(struct serio *serio,
-	unsigned char data, unsigned int flags, struct pt_regs *regs)
+	unsigned char data, unsigned int flags)
 {
 	struct stinger *stinger = serio_get_drvdata(serio);
 
@@ -109,7 +107,7 @@ static irqreturn_t stinger_interrupt(struct serio *serio,
 		stinger->data[stinger->idx++] = data;
 
 	if (stinger->idx == 4) {
-		stinger_process_packet(stinger, regs);
+		stinger_process_packet(stinger);
 		stinger->idx = 0;
 	}
 
diff --git a/drivers/input/joystick/twidjoy.c b/drivers/input/joystick/twidjoy.c
index 076f237d9654..49085df2d631 100644
--- a/drivers/input/joystick/twidjoy.c
+++ b/drivers/input/joystick/twidjoy.c
@@ -104,7 +104,7 @@ struct twidjoy {
  * Twiddler. It updates the data accordingly.
  */
 
-static void twidjoy_process_packet(struct twidjoy *twidjoy, struct pt_regs *regs)
+static void twidjoy_process_packet(struct twidjoy *twidjoy)
 {
 	struct input_dev *dev = twidjoy->dev;
 	unsigned char *data = twidjoy->data;
@@ -113,8 +113,6 @@ static void twidjoy_process_packet(struct twidjoy *twidjoy, struct pt_regs *regs
 
 	button_bits = ((data[1] & 0x7f) << 7) | (data[0] & 0x7f);
 
-	input_regs(dev, regs);
-
 	for (bp = twidjoy_buttons; bp->bitmask; bp++) {
 		int value = (button_bits & (bp->bitmask << bp->bitshift)) >> bp->bitshift;
 		int i;
@@ -141,7 +139,7 @@ static void twidjoy_process_packet(struct twidjoy *twidjoy, struct pt_regs *regs
  * packet processing routine.
  */
 
-static irqreturn_t twidjoy_interrupt(struct serio *serio, unsigned char data, unsigned int flags, struct pt_regs *regs)
+static irqreturn_t twidjoy_interrupt(struct serio *serio, unsigned char data, unsigned int flags)
 {
 	struct twidjoy *twidjoy = serio_get_drvdata(serio);
 
@@ -158,7 +156,7 @@ static irqreturn_t twidjoy_interrupt(struct serio *serio, unsigned char data, un
 		twidjoy->data[twidjoy->idx++] = data;
 
 	if (twidjoy->idx == TWIDJOY_MAX_LENGTH) {
-		twidjoy_process_packet(twidjoy, regs);
+		twidjoy_process_packet(twidjoy);
 		twidjoy->idx = 0;
 	}
 
diff --git a/drivers/input/joystick/warrior.c b/drivers/input/joystick/warrior.c
index f9c1a03214eb..35edea1ab955 100644
--- a/drivers/input/joystick/warrior.c
+++ b/drivers/input/joystick/warrior.c
@@ -64,15 +64,13 @@ struct warrior {
  * Warrior. It updates the data accordingly.
  */
 
-static void warrior_process_packet(struct warrior *warrior, struct pt_regs *regs)
+static void warrior_process_packet(struct warrior *warrior)
 {
 	struct input_dev *dev = warrior->dev;
 	unsigned char *data = warrior->data;
 
 	if (!warrior->idx) return;
 
-	input_regs(dev, regs);
-
 	switch ((data[0] >> 4) & 7) {
 		case 1:					/* Button data */
 			input_report_key(dev, BTN_TRIGGER,  data[3]       & 1);
@@ -101,12 +99,12 @@ static void warrior_process_packet(struct warrior *warrior, struct pt_regs *regs
  */
 
 static irqreturn_t warrior_interrupt(struct serio *serio,
-		unsigned char data, unsigned int flags, struct pt_regs *regs)
+		unsigned char data, unsigned int flags)
 {
 	struct warrior *warrior = serio_get_drvdata(serio);
 
 	if (data & 0x80) {
-		if (warrior->idx) warrior_process_packet(warrior, regs);
+		if (warrior->idx) warrior_process_packet(warrior);
 		warrior->idx = 0;
 		warrior->len = warrior_lengths[(data >> 4) & 7];
 	}
@@ -115,7 +113,7 @@ static irqreturn_t warrior_interrupt(struct serio *serio,
 		warrior->data[warrior->idx++] = data;
 
 	if (warrior->idx == warrior->len) {
-		if (warrior->idx) warrior_process_packet(warrior, regs);
+		if (warrior->idx) warrior_process_packet(warrior);
 		warrior->idx = 0;
 		warrior->len = 0;
 	}
diff --git a/drivers/input/keyboard/Kconfig b/drivers/input/keyboard/Kconfig
index 679bde34d247..81a333f73010 100644
--- a/drivers/input/keyboard/Kconfig
+++ b/drivers/input/keyboard/Kconfig
@@ -166,7 +166,7 @@ config KEYBOARD_AMIGA
 
 config KEYBOARD_HIL_OLD
 	tristate "HP HIL keyboard support (simple driver)"
-	depends on GSC
+	depends on GSC || HP300
 	default y
 	help
 	  The "Human Interface Loop" is a older, 8-channel USB-like
@@ -183,7 +183,7 @@ config KEYBOARD_HIL_OLD
 
 config KEYBOARD_HIL
 	tristate "HP HIL keyboard support"
-	depends on GSC
+	depends on GSC || HP300
 	default y
 	select HP_SDC
 	select HIL_MLC
diff --git a/drivers/input/keyboard/amikbd.c b/drivers/input/keyboard/amikbd.c
index f1f9db9d282c..8abdbd0ee8f9 100644
--- a/drivers/input/keyboard/amikbd.c
+++ b/drivers/input/keyboard/amikbd.c
@@ -158,7 +158,7 @@ static const char *amikbd_messages[8] = {
 
 static struct input_dev *amikbd_dev;
 
-static irqreturn_t amikbd_interrupt(int irq, void *dummy, struct pt_regs *fp)
+static irqreturn_t amikbd_interrupt(int irq, void *dummy)
 {
 	unsigned char scancode, down;
 
@@ -171,8 +171,6 @@ static irqreturn_t amikbd_interrupt(int irq, void *dummy, struct pt_regs *fp)
 	scancode >>= 1;
 
 	if (scancode < 0x78) {		/* scancodes < 0x78 are keys */
-		input_regs(amikbd_dev, fp);
-
 		if (scancode == 98) {	/* CapsLock is a toggle switch key on Amiga */
 			input_report_key(amikbd_dev, scancode, 1);
 			input_report_key(amikbd_dev, scancode, 0);
diff --git a/drivers/input/keyboard/atkbd.c b/drivers/input/keyboard/atkbd.c
index 40244d4ce0f1..b6ef9eaad1dc 100644
--- a/drivers/input/keyboard/atkbd.c
+++ b/drivers/input/keyboard/atkbd.c
@@ -318,7 +318,7 @@ static unsigned int atkbd_compat_scancode(struct atkbd *atkbd, unsigned int code
  */
 
 static irqreturn_t atkbd_interrupt(struct serio *serio, unsigned char data,
-			unsigned int flags, struct pt_regs *regs)
+			unsigned int flags)
 {
 	struct atkbd *atkbd = serio_get_drvdata(serio);
 	struct input_dev *dev = atkbd->dev;
@@ -458,7 +458,6 @@ static irqreturn_t atkbd_interrupt(struct serio *serio, unsigned char data,
 				atkbd->time = jiffies + msecs_to_jiffies(dev->rep[REP_DELAY]) / 2;
 			}
 
-			input_regs(dev, regs);
 			input_event(dev, EV_KEY, keycode, value);
 			input_sync(dev);
 
@@ -469,7 +468,6 @@ static irqreturn_t atkbd_interrupt(struct serio *serio, unsigned char data,
 	}
 
 	if (atkbd->scroll) {
-		input_regs(dev, regs);
 		if (click != -1)
 			input_report_key(dev, BTN_MIDDLE, click);
 		input_report_rel(dev, REL_WHEEL, scroll);
diff --git a/drivers/input/keyboard/corgikbd.c b/drivers/input/keyboard/corgikbd.c
index 1e03153b9bca..cb70970625b5 100644
--- a/drivers/input/keyboard/corgikbd.c
+++ b/drivers/input/keyboard/corgikbd.c
@@ -129,7 +129,7 @@ static inline void corgikbd_reset_col(int col)
  */
 
 /* Scan the hardware keyboard and push any changes up through the input layer */
-static void corgikbd_scankeyboard(struct corgikbd *corgikbd_data, struct pt_regs *regs)
+static void corgikbd_scankeyboard(struct corgikbd *corgikbd_data)
 {
 	unsigned int row, col, rowd;
 	unsigned long flags;
@@ -140,9 +140,6 @@ static void corgikbd_scankeyboard(struct corgikbd *corgikbd_data, struct pt_regs
 
 	spin_lock_irqsave(&corgikbd_data->lock, flags);
 
-	if (regs)
-		input_regs(corgikbd_data->input, regs);
-
 	num_pressed = 0;
 	for (col = 0; col < KB_COLS; col++) {
 		/*
@@ -191,14 +188,14 @@ static void corgikbd_scankeyboard(struct corgikbd *corgikbd_data, struct pt_regs
 /*
  * corgi keyboard interrupt handler.
  */
-static irqreturn_t corgikbd_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t corgikbd_interrupt(int irq, void *dev_id)
 {
 	struct corgikbd *corgikbd_data = dev_id;
 
 	if (!timer_pending(&corgikbd_data->timer)) {
 		/** wait chattering delay **/
 		udelay(20);
-		corgikbd_scankeyboard(corgikbd_data, regs);
+		corgikbd_scankeyboard(corgikbd_data);
 	}
 
 	return IRQ_HANDLED;
diff --git a/drivers/input/keyboard/hil_kbd.c b/drivers/input/keyboard/hil_kbd.c
index 2e4abdc26367..e774dd31e99b 100644
--- a/drivers/input/keyboard/hil_kbd.c
+++ b/drivers/input/keyboard/hil_kbd.c
@@ -198,7 +198,7 @@ static void hil_kbd_process_err(struct hil_kbd *kbd) {
 }
 
 static irqreturn_t hil_kbd_interrupt(struct serio *serio, 
-	      unsigned char data, unsigned int flags, struct pt_regs *regs)
+	      unsigned char data, unsigned int flags)
 {
 	struct hil_kbd *kbd;
 	hil_packet packet;
@@ -328,7 +328,7 @@ static int hil_kbd_connect(struct serio *serio, struct serio_driver *drv)
 	kbd->dev->id.vendor	= PCI_VENDOR_ID_HP;
 	kbd->dev->id.product	= 0x0001; /* TODO: get from kbd->rsc */
 	kbd->dev->id.version	= 0x0100; /* TODO: get from kbd->rsc */
-	kbd->dev->dev		= &serio->dev;
+	kbd->dev->cdev.dev	= &serio->dev;
 
 	for (i = 0; i < 128; i++) {
 		set_bit(hil_kbd_set1[i], kbd->dev->keybit);
diff --git a/drivers/input/keyboard/hilkbd.c b/drivers/input/keyboard/hilkbd.c
index d22c7c624296..54bc569db4b0 100644
--- a/drivers/input/keyboard/hilkbd.c
+++ b/drivers/input/keyboard/hilkbd.c
@@ -150,7 +150,7 @@ static inline void handle_data(unsigned char s, unsigned char c)
 /* 
  * Handle HIL interrupts.
  */
-static irqreturn_t hil_interrupt(int irq, void *handle, struct pt_regs *regs)
+static irqreturn_t hil_interrupt(int irq, void *handle)
 {
 	unsigned char s, c;
 	
diff --git a/drivers/input/keyboard/lkkbd.c b/drivers/input/keyboard/lkkbd.c
index 5174224cadb4..708d5a1bc3d2 100644
--- a/drivers/input/keyboard/lkkbd.c
+++ b/drivers/input/keyboard/lkkbd.c
@@ -453,8 +453,7 @@ lkkbd_detection_done (struct lkkbd *lk)
  * is received.
  */
 static irqreturn_t
-lkkbd_interrupt (struct serio *serio, unsigned char data, unsigned int flags,
-		struct pt_regs *regs)
+lkkbd_interrupt (struct serio *serio, unsigned char data, unsigned int flags)
 {
 	struct lkkbd *lk = serio_get_drvdata (serio);
 	int i;
@@ -473,7 +472,6 @@ lkkbd_interrupt (struct serio *serio, unsigned char data, unsigned int flags,
 
 	switch (data) {
 		case LK_ALL_KEYS_UP:
-			input_regs (lk->dev, regs);
 			for (i = 0; i < ARRAY_SIZE (lkkbd_keycode); i++)
 				if (lk->keycode[i] != KEY_RESERVED)
 					input_report_key (lk->dev, lk->keycode[i], 0);
@@ -501,7 +499,6 @@ lkkbd_interrupt (struct serio *serio, unsigned char data, unsigned int flags,
 
 		default:
 			if (lk->keycode[data] != KEY_RESERVED) {
-				input_regs (lk->dev, regs);
 				if (!test_bit (lk->keycode[data], lk->dev->key))
 					input_report_key (lk->dev, lk->keycode[data], 1);
 				else
diff --git a/drivers/input/keyboard/locomokbd.c b/drivers/input/keyboard/locomokbd.c
index 83906f80ba21..fd33c9cc3272 100644
--- a/drivers/input/keyboard/locomokbd.c
+++ b/drivers/input/keyboard/locomokbd.c
@@ -126,7 +126,7 @@ static inline void locomokbd_reset_col(unsigned long membase, int col)
  */
 
 /* Scan the hardware keyboard and push any changes up through the input layer */
-static void locomokbd_scankeyboard(struct locomokbd *locomokbd, struct pt_regs *regs)
+static void locomokbd_scankeyboard(struct locomokbd *locomokbd)
 {
 	unsigned int row, col, rowd, scancode;
 	unsigned long flags;
@@ -135,8 +135,6 @@ static void locomokbd_scankeyboard(struct locomokbd *locomokbd, struct pt_regs *
 
 	spin_lock_irqsave(&locomokbd->lock, flags);
 
-	input_regs(locomokbd->input, regs);
-
 	locomokbd_charge_all(membase);
 
 	num_pressed = 0;
@@ -171,13 +169,13 @@ static void locomokbd_scankeyboard(struct locomokbd *locomokbd, struct pt_regs *
 /*
  * LoCoMo keyboard interrupt handler.
  */
-static irqreturn_t locomokbd_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t locomokbd_interrupt(int irq, void *dev_id)
 {
 	struct locomokbd *locomokbd = dev_id;
 	/** wait chattering delay **/
 	udelay(100);
 
-	locomokbd_scankeyboard(locomokbd, regs);
+	locomokbd_scankeyboard(locomokbd);
 
 	return IRQ_HANDLED;
 }
diff --git a/drivers/input/keyboard/newtonkbd.c b/drivers/input/keyboard/newtonkbd.c
index 40a3f551247e..9282e4e082bd 100644
--- a/drivers/input/keyboard/newtonkbd.c
+++ b/drivers/input/keyboard/newtonkbd.c
@@ -65,13 +65,12 @@ struct nkbd {
 };
 
 static irqreturn_t nkbd_interrupt(struct serio *serio,
-		unsigned char data, unsigned int flags, struct pt_regs *regs)
+		unsigned char data, unsigned int flags)
 {
 	struct nkbd *nkbd = serio_get_drvdata(serio);
 
 	/* invalid scan codes are probably the init sequence, so we ignore them */
 	if (nkbd->keycode[data & NKBD_KEY]) {
-		input_regs(nkbd->dev, regs);
 		input_report_key(nkbd->dev, nkbd->keycode[data & NKBD_KEY], data & NKBD_PRESS);
 		input_sync(nkbd->dev);
 	}
diff --git a/drivers/input/keyboard/omap-keypad.c b/drivers/input/keyboard/omap-keypad.c
index d436287d1d2e..5680a6d95b2b 100644
--- a/drivers/input/keyboard/omap-keypad.c
+++ b/drivers/input/keyboard/omap-keypad.c
@@ -97,8 +97,7 @@ static u8 get_row_gpio_val(struct omap_kp *omap_kp)
 #define		get_row_gpio_val(x)	0
 #endif
 
-static irqreturn_t omap_kp_interrupt(int irq, void *dev_id,
-				     struct pt_regs *regs)
+static irqreturn_t omap_kp_interrupt(int irq, void *dev_id)
 {
 	struct omap_kp *omap_kp = dev_id;
 
diff --git a/drivers/input/keyboard/spitzkbd.c b/drivers/input/keyboard/spitzkbd.c
index e385710233f4..8b18c009e3e0 100644
--- a/drivers/input/keyboard/spitzkbd.c
+++ b/drivers/input/keyboard/spitzkbd.c
@@ -176,7 +176,7 @@ static inline int spitzkbd_get_row_status(int col)
  */
 
 /* Scan the hardware keyboard and push any changes up through the input layer */
-static void spitzkbd_scankeyboard(struct spitzkbd *spitzkbd_data, struct pt_regs *regs)
+static void spitzkbd_scankeyboard(struct spitzkbd *spitzkbd_data)
 {
 	unsigned int row, col, rowd;
 	unsigned long flags;
@@ -187,8 +187,6 @@ static void spitzkbd_scankeyboard(struct spitzkbd *spitzkbd_data, struct pt_regs
 
 	spin_lock_irqsave(&spitzkbd_data->lock, flags);
 
-	input_regs(spitzkbd_data->input, regs);
-
 	num_pressed = 0;
 	for (col = 0; col < KB_COLS; col++) {
 		/*
@@ -239,14 +237,14 @@ static void spitzkbd_scankeyboard(struct spitzkbd *spitzkbd_data, struct pt_regs
 /*
  * spitz keyboard interrupt handler.
  */
-static irqreturn_t spitzkbd_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t spitzkbd_interrupt(int irq, void *dev_id)
 {
 	struct spitzkbd *spitzkbd_data = dev_id;
 
 	if (!timer_pending(&spitzkbd_data->timer)) {
 		/** wait chattering delay **/
 		udelay(20);
-		spitzkbd_scankeyboard(spitzkbd_data, regs);
+		spitzkbd_scankeyboard(spitzkbd_data);
 	}
 
 	return IRQ_HANDLED;
@@ -267,7 +265,7 @@ static void spitzkbd_timer_callback(unsigned long data)
  * We debounce the switches and pass them to the input system.
  */
 
-static irqreturn_t spitzkbd_hinge_isr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t spitzkbd_hinge_isr(int irq, void *dev_id)
 {
 	struct spitzkbd *spitzkbd_data = dev_id;
 
diff --git a/drivers/input/keyboard/stowaway.c b/drivers/input/keyboard/stowaway.c
index 04c54c57f25c..e60937d17b1c 100644
--- a/drivers/input/keyboard/stowaway.c
+++ b/drivers/input/keyboard/stowaway.c
@@ -71,13 +71,12 @@ struct skbd {
 };
 
 static irqreturn_t skbd_interrupt(struct serio *serio, unsigned char data,
-				  unsigned int flags, struct pt_regs *regs)
+				  unsigned int flags)
 {
 	struct skbd *skbd = serio_get_drvdata(serio);
 	struct input_dev *dev = skbd->dev;
 
 	if (skbd->keycode[data & SKBD_KEY_MASK]) {
-		input_regs(dev, regs);
 		input_report_key(dev, skbd->keycode[data & SKBD_KEY_MASK],
 				 !(data & SKBD_RELEASE));
 		input_sync(dev);
diff --git a/drivers/input/keyboard/sunkbd.c b/drivers/input/keyboard/sunkbd.c
index 9dbd7b85686d..cac4781103c3 100644
--- a/drivers/input/keyboard/sunkbd.c
+++ b/drivers/input/keyboard/sunkbd.c
@@ -94,7 +94,7 @@ struct sunkbd {
  */
 
 static irqreturn_t sunkbd_interrupt(struct serio *serio,
-		unsigned char data, unsigned int flags, struct pt_regs *regs)
+		unsigned char data, unsigned int flags)
 {
 	struct sunkbd* sunkbd = serio_get_drvdata(serio);
 
@@ -129,7 +129,6 @@ static irqreturn_t sunkbd_interrupt(struct serio *serio,
 				break;
 
 			if (sunkbd->keycode[data & SUNKBD_KEY]) {
-				input_regs(sunkbd->dev, regs);
                                 input_report_key(sunkbd->dev, sunkbd->keycode[data & SUNKBD_KEY], !(data & SUNKBD_RELEASE));
 				input_sync(sunkbd->dev);
                         } else {
diff --git a/drivers/input/keyboard/xtkbd.c b/drivers/input/keyboard/xtkbd.c
index 0821d53cf0c1..8c11dc935454 100644
--- a/drivers/input/keyboard/xtkbd.c
+++ b/drivers/input/keyboard/xtkbd.c
@@ -64,7 +64,7 @@ struct xtkbd {
 };
 
 static irqreturn_t xtkbd_interrupt(struct serio *serio,
-	unsigned char data, unsigned int flags, struct pt_regs *regs)
+	unsigned char data, unsigned int flags)
 {
 	struct xtkbd *xtkbd = serio_get_drvdata(serio);
 
@@ -75,7 +75,6 @@ static irqreturn_t xtkbd_interrupt(struct serio *serio,
 		default:
 
 			if (xtkbd->keycode[data & XTKBD_KEY]) {
-				input_regs(xtkbd->dev, regs);
 				input_report_key(xtkbd->dev, xtkbd->keycode[data & XTKBD_KEY], !(data & XTKBD_RELEASE));
 				input_sync(xtkbd->dev);
 			} else {
diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig
index a6dfc7455733..ba0e88c64e1e 100644
--- a/drivers/input/misc/Kconfig
+++ b/drivers/input/misc/Kconfig
@@ -73,7 +73,7 @@ config INPUT_UINPUT
 
 config HP_SDC_RTC
 	tristate "HP SDC Real Time Clock"       
-	depends on GSC
+	depends on GSC || HP300
 	select HP_SDC
 	help
 	  Say Y here if you want to support the built-in real time clock
diff --git a/drivers/input/misc/ixp4xx-beeper.c b/drivers/input/misc/ixp4xx-beeper.c
index 805b636e73d9..105c6fc27823 100644
--- a/drivers/input/misc/ixp4xx-beeper.c
+++ b/drivers/input/misc/ixp4xx-beeper.c
@@ -79,7 +79,7 @@ static int ixp4xx_spkr_event(struct input_dev *dev, unsigned int type, unsigned
 	return 0;
 }
 
-static irqreturn_t ixp4xx_spkr_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t ixp4xx_spkr_interrupt(int irq, void *dev_id)
 {
 	/* clear interrupt */
 	*IXP4XX_OSST = IXP4XX_OSST_TIMER_2_PEND;
diff --git a/drivers/input/mouse/Kconfig b/drivers/input/mouse/Kconfig
index f15ccf781688..35d998c3e578 100644
--- a/drivers/input/mouse/Kconfig
+++ b/drivers/input/mouse/Kconfig
@@ -119,7 +119,7 @@ config MOUSE_VSXXXAA
 
 config MOUSE_HIL
 	tristate "HIL pointers (mice etc)."     
-	depends on GSC
+	depends on GSC || HP300
 	select HP_SDC
 	select HIL_MLC
 	help
diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c
index 450b68a619fd..4e71a66fc7fc 100644
--- a/drivers/input/mouse/alps.c
+++ b/drivers/input/mouse/alps.c
@@ -76,7 +76,7 @@ static const struct alps_model_info alps_model_data[] = {
  * on a dualpoint, etc.
  */
 
-static void alps_process_packet(struct psmouse *psmouse, struct pt_regs *regs)
+static void alps_process_packet(struct psmouse *psmouse)
 {
 	struct alps_data *priv = psmouse->private;
 	unsigned char *packet = psmouse->packet;
@@ -85,8 +85,6 @@ static void alps_process_packet(struct psmouse *psmouse, struct pt_regs *regs)
 	int x, y, z, ges, fin, left, right, middle;
 	int back = 0, forward = 0;
 
-	input_regs(dev, regs);
-
 	if ((packet[0] & 0xc8) == 0x08) {   /* 3-byte PS/2 packet */
 		input_report_key(dev2, BTN_LEFT,   packet[0] & 1);
 		input_report_key(dev2, BTN_RIGHT,  packet[0] & 2);
@@ -181,13 +179,13 @@ static void alps_process_packet(struct psmouse *psmouse, struct pt_regs *regs)
 	input_sync(dev);
 }
 
-static psmouse_ret_t alps_process_byte(struct psmouse *psmouse, struct pt_regs *regs)
+static psmouse_ret_t alps_process_byte(struct psmouse *psmouse)
 {
 	struct alps_data *priv = psmouse->private;
 
 	if ((psmouse->packet[0] & 0xc8) == 0x08) { /* PS/2 packet */
 		if (psmouse->pktcnt == 3) {
-			alps_process_packet(psmouse, regs);
+			alps_process_packet(psmouse);
 			return PSMOUSE_FULL_PACKET;
 		}
 		return PSMOUSE_GOOD_DATA;
@@ -202,7 +200,7 @@ static psmouse_ret_t alps_process_byte(struct psmouse *psmouse, struct pt_regs *
 		return PSMOUSE_BAD_DATA;
 
 	if (psmouse->pktcnt == 6) {
-		alps_process_packet(psmouse, regs);
+		alps_process_packet(psmouse);
 		return PSMOUSE_FULL_PACKET;
 	}
 
diff --git a/drivers/input/mouse/amimouse.c b/drivers/input/mouse/amimouse.c
index c8b2cc9f184c..599a7b2dc519 100644
--- a/drivers/input/mouse/amimouse.c
+++ b/drivers/input/mouse/amimouse.c
@@ -36,7 +36,7 @@ MODULE_LICENSE("GPL");
 static int amimouse_lastx, amimouse_lasty;
 static struct input_dev *amimouse_dev;
 
-static irqreturn_t amimouse_interrupt(int irq, void *dummy, struct pt_regs *fp)
+static irqreturn_t amimouse_interrupt(int irq, void *dummy)
 {
 	unsigned short joy0dat, potgor;
 	int nx, ny, dx, dy;
@@ -59,8 +59,6 @@ static irqreturn_t amimouse_interrupt(int irq, void *dummy, struct pt_regs *fp)
 
 	potgor = amiga_custom.potgor;
 
-	input_regs(amimouse_dev, fp);
-
 	input_report_rel(amimouse_dev, REL_X, dx);
 	input_report_rel(amimouse_dev, REL_Y, dy);
 
diff --git a/drivers/input/mouse/hil_ptr.c b/drivers/input/mouse/hil_ptr.c
index 69f02178c528..4f2b503c1ac7 100644
--- a/drivers/input/mouse/hil_ptr.c
+++ b/drivers/input/mouse/hil_ptr.c
@@ -190,7 +190,7 @@ static void hil_ptr_process_err(struct hil_ptr *ptr) {
 }
 
 static irqreturn_t hil_ptr_interrupt(struct serio *serio, 
-        unsigned char data, unsigned int flags, struct pt_regs *regs)
+        unsigned char data, unsigned int flags)
 {
 	struct hil_ptr *ptr;
 	hil_packet packet;
@@ -375,7 +375,7 @@ static int hil_ptr_connect(struct serio *serio, struct serio_driver *driver)
 	ptr->dev->id.vendor	= PCI_VENDOR_ID_HP;
 	ptr->dev->id.product	= 0x0001; /* TODO: get from ptr->rsc */
 	ptr->dev->id.version	= 0x0100; /* TODO: get from ptr->rsc */
-	ptr->dev->dev		= &serio->dev;
+	ptr->dev->cdev.dev	= &serio->dev;
 
 	input_register_device(ptr->dev);
 	printk(KERN_INFO "input: %s (%s), ID: %d\n",
diff --git a/drivers/input/mouse/inport.c b/drivers/input/mouse/inport.c
index 50f1fed10be4..e1252fa9a107 100644
--- a/drivers/input/mouse/inport.c
+++ b/drivers/input/mouse/inport.c
@@ -88,15 +88,13 @@ __obsolete_setup("inport_irq=");
 
 static struct input_dev *inport_dev;
 
-static irqreturn_t inport_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t inport_interrupt(int irq, void *dev_id)
 {
 	unsigned char buttons;
 
 	outb(INPORT_REG_MODE, INPORT_CONTROL_PORT);
 	outb(INPORT_MODE_HOLD | INPORT_MODE_IRQ | INPORT_MODE_BASE, INPORT_DATA_PORT);
 
-	input_regs(inport_dev, regs);
-
 	outb(INPORT_REG_X, INPORT_CONTROL_PORT);
 	input_report_rel(inport_dev, REL_X, inb(INPORT_DATA_PORT));
 
diff --git a/drivers/input/mouse/lifebook.c b/drivers/input/mouse/lifebook.c
index 5e9d25067513..c57e8853b949 100644
--- a/drivers/input/mouse/lifebook.c
+++ b/drivers/input/mouse/lifebook.c
@@ -62,7 +62,7 @@ static struct dmi_system_id lifebook_dmi_table[] = {
 };
 
 
-static psmouse_ret_t lifebook_process_byte(struct psmouse *psmouse, struct pt_regs *regs)
+static psmouse_ret_t lifebook_process_byte(struct psmouse *psmouse)
 {
 	unsigned char *packet = psmouse->packet;
 	struct input_dev *dev = psmouse->dev;
@@ -70,8 +70,6 @@ static psmouse_ret_t lifebook_process_byte(struct psmouse *psmouse, struct pt_re
 	if (psmouse->pktcnt != 3)
 		return PSMOUSE_GOOD_DATA;
 
-	input_regs(dev, regs);
-
 	/* calculate X and Y */
 	if ((packet[0] & 0x08) == 0x00) {
 		input_report_abs(dev, ABS_X,
diff --git a/drivers/input/mouse/logibm.c b/drivers/input/mouse/logibm.c
index 9c7ce38806d7..8e9c2f3d69a8 100644
--- a/drivers/input/mouse/logibm.c
+++ b/drivers/input/mouse/logibm.c
@@ -79,7 +79,7 @@ __obsolete_setup("logibm_irq=");
 
 static struct input_dev *logibm_dev;
 
-static irqreturn_t logibm_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t logibm_interrupt(int irq, void *dev_id)
 {
 	char dx, dy;
 	unsigned char buttons;
@@ -95,7 +95,6 @@ static irqreturn_t logibm_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 	dy |= (buttons & 0xf) << 4;
 	buttons = ~buttons >> 5;
 
-	input_regs(logibm_dev, regs);
 	input_report_rel(logibm_dev, REL_X, dx);
 	input_report_rel(logibm_dev, REL_Y, dy);
 	input_report_key(logibm_dev, BTN_RIGHT,  buttons & 1);
diff --git a/drivers/input/mouse/logips2pp.c b/drivers/input/mouse/logips2pp.c
index 7972eecbcfe4..8a4f862709e7 100644
--- a/drivers/input/mouse/logips2pp.c
+++ b/drivers/input/mouse/logips2pp.c
@@ -39,7 +39,7 @@ struct ps2pp_info {
  * Process a PS2++ or PS2T++ packet.
  */
 
-static psmouse_ret_t ps2pp_process_byte(struct psmouse *psmouse, struct pt_regs *regs)
+static psmouse_ret_t ps2pp_process_byte(struct psmouse *psmouse)
 {
 	struct input_dev *dev = psmouse->dev;
 	unsigned char *packet = psmouse->packet;
@@ -51,8 +51,6 @@ static psmouse_ret_t ps2pp_process_byte(struct psmouse *psmouse, struct pt_regs
  * Full packet accumulated, process it
  */
 
-	input_regs(dev, regs);
-
 	if ((packet[0] & 0x48) == 0x48 && (packet[1] & 0x02) == 0x02) {
 
 		/* Logitech extended packet */
diff --git a/drivers/input/mouse/pc110pad.c b/drivers/input/mouse/pc110pad.c
index d284ea712151..8c075aa7223b 100644
--- a/drivers/input/mouse/pc110pad.c
+++ b/drivers/input/mouse/pc110pad.c
@@ -57,7 +57,7 @@ static struct input_dev *pc110pad_dev;
 static int pc110pad_data[3];
 static int pc110pad_count;
 
-static irqreturn_t pc110pad_interrupt(int irq, void *ptr, struct pt_regs *regs)
+static irqreturn_t pc110pad_interrupt(int irq, void *ptr)
 {
 	int value     = inb_p(pc110pad_io);
 	int handshake = inb_p(pc110pad_io + 2);
@@ -71,7 +71,6 @@ static irqreturn_t pc110pad_interrupt(int irq, void *ptr, struct pt_regs *regs)
 	if (pc110pad_count < 3)
 		return IRQ_HANDLED;
 
-	input_regs(pc110pad_dev, regs);
 	input_report_key(pc110pad_dev, BTN_TOUCH,
 		pc110pad_data[0] & 0x01);
 	input_report_abs(pc110pad_dev, ABS_X,
@@ -91,9 +90,9 @@ static void pc110pad_close(struct input_dev *dev)
 
 static int pc110pad_open(struct input_dev *dev)
 {
-	pc110pad_interrupt(0, NULL, NULL);
-	pc110pad_interrupt(0, NULL, NULL);
-	pc110pad_interrupt(0, NULL, NULL);
+	pc110pad_interrupt(0, NULL);
+	pc110pad_interrupt(0, NULL);
+	pc110pad_interrupt(0, NULL);
 	outb(PC110PAD_ON, pc110pad_io + 2);
 	pc110pad_count = 0;
 
diff --git a/drivers/input/mouse/psmouse-base.c b/drivers/input/mouse/psmouse-base.c
index 9fb7eb6b0f71..6f9b2c7cc9c2 100644
--- a/drivers/input/mouse/psmouse-base.c
+++ b/drivers/input/mouse/psmouse-base.c
@@ -124,7 +124,7 @@ struct psmouse_protocol {
  * relevant events to the input module once full packet has arrived.
  */
 
-static psmouse_ret_t psmouse_process_byte(struct psmouse *psmouse, struct pt_regs *regs)
+static psmouse_ret_t psmouse_process_byte(struct psmouse *psmouse)
 {
 	struct input_dev *dev = psmouse->dev;
 	unsigned char *packet = psmouse->packet;
@@ -136,8 +136,6 @@ static psmouse_ret_t psmouse_process_byte(struct psmouse *psmouse, struct pt_reg
  * Full packet accumulated, process it
  */
 
-	input_regs(dev, regs);
-
 /*
  * Scroll wheel on IntelliMice, scroll buttons on NetMice
  */
@@ -231,9 +229,9 @@ static void psmouse_set_state(struct psmouse *psmouse, enum psmouse_state new_st
  * by calling corresponding protocol handler.
  */
 
-static int psmouse_handle_byte(struct psmouse *psmouse, struct pt_regs *regs)
+static int psmouse_handle_byte(struct psmouse *psmouse)
 {
-	psmouse_ret_t rc = psmouse->protocol_handler(psmouse, regs);
+	psmouse_ret_t rc = psmouse->protocol_handler(psmouse);
 
 	switch (rc) {
 		case PSMOUSE_BAD_DATA:
@@ -271,7 +269,7 @@ static int psmouse_handle_byte(struct psmouse *psmouse, struct pt_regs *regs)
  */
 
 static irqreturn_t psmouse_interrupt(struct serio *serio,
-		unsigned char data, unsigned int flags, struct pt_regs *regs)
+		unsigned char data, unsigned int flags)
 {
 	struct psmouse *psmouse = serio_get_drvdata(serio);
 
@@ -327,7 +325,7 @@ static irqreturn_t psmouse_interrupt(struct serio *serio,
  * Not a new device, try processing first byte normally
  */
 		psmouse->pktcnt = 1;
-		if (psmouse_handle_byte(psmouse, regs))
+		if (psmouse_handle_byte(psmouse))
 			goto out;
 
 		psmouse->packet[psmouse->pktcnt++] = data;
@@ -346,7 +344,7 @@ static irqreturn_t psmouse_interrupt(struct serio *serio,
 	}
 
 	psmouse->last = jiffies;
-	psmouse_handle_byte(psmouse, regs);
+	psmouse_handle_byte(psmouse);
 
  out:
 	return IRQ_HANDLED;
@@ -940,7 +938,7 @@ static void psmouse_resync(void *p)
 			psmouse_set_state(psmouse, PSMOUSE_CMD_MODE);
 			for (i = 0; i < psmouse->pktsize; i++) {
 				psmouse->pktcnt++;
-				rc = psmouse->protocol_handler(psmouse, NULL);
+				rc = psmouse->protocol_handler(psmouse);
 				if (rc != PSMOUSE_GOOD_DATA)
 					break;
 			}
diff --git a/drivers/input/mouse/psmouse.h b/drivers/input/mouse/psmouse.h
index 4d9107fba6a1..1b74cae8a556 100644
--- a/drivers/input/mouse/psmouse.h
+++ b/drivers/input/mouse/psmouse.h
@@ -62,7 +62,7 @@ struct psmouse {
 	unsigned int resync_time;
 	unsigned int smartscroll;	/* Logitech only */
 
-	psmouse_ret_t (*protocol_handler)(struct psmouse *psmouse, struct pt_regs *regs);
+	psmouse_ret_t (*protocol_handler)(struct psmouse *psmouse);
 	void (*set_rate)(struct psmouse *psmouse, unsigned int rate);
 	void (*set_resolution)(struct psmouse *psmouse, unsigned int resolution);
 
diff --git a/drivers/input/mouse/rpcmouse.c b/drivers/input/mouse/rpcmouse.c
index 872b30bf7aad..ea0468569610 100644
--- a/drivers/input/mouse/rpcmouse.c
+++ b/drivers/input/mouse/rpcmouse.c
@@ -36,7 +36,7 @@ MODULE_LICENSE("GPL");
 static short rpcmouse_lastx, rpcmouse_lasty;
 static struct input_dev *rpcmouse_dev;
 
-static irqreturn_t rpcmouse_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t rpcmouse_irq(int irq, void *dev_id)
 {
 	struct input_dev *dev = dev_id;
 	short x, y, dx, dy, b;
@@ -51,8 +51,6 @@ static irqreturn_t rpcmouse_irq(int irq, void *dev_id, struct pt_regs *regs)
 	rpcmouse_lastx = x;
 	rpcmouse_lasty = y;
 
-	input_regs(dev, regs);
-
 	input_report_rel(dev, REL_X, dx);
 	input_report_rel(dev, REL_Y, -dy);
 
diff --git a/drivers/input/mouse/sermouse.c b/drivers/input/mouse/sermouse.c
index 680b32353884..2a272c5daf08 100644
--- a/drivers/input/mouse/sermouse.c
+++ b/drivers/input/mouse/sermouse.c
@@ -61,13 +61,11 @@ struct sermouse {
  * second, which is as good as a PS/2 or USB mouse.
  */
 
-static void sermouse_process_msc(struct sermouse *sermouse, signed char data, struct pt_regs *regs)
+static void sermouse_process_msc(struct sermouse *sermouse, signed char data)
 {
 	struct input_dev *dev = sermouse->dev;
 	signed char *buf = sermouse->buf;
 
-	input_regs(dev, regs);
-
 	switch (sermouse->count) {
 
 		case 0:
@@ -104,15 +102,13 @@ static void sermouse_process_msc(struct sermouse *sermouse, signed char data, st
  * standard 3-byte packets and 1200 bps.
  */
 
-static void sermouse_process_ms(struct sermouse *sermouse, signed char data, struct pt_regs *regs)
+static void sermouse_process_ms(struct sermouse *sermouse, signed char data)
 {
 	struct input_dev *dev = sermouse->dev;
 	signed char *buf = sermouse->buf;
 
 	if (data & 0x40) sermouse->count = 0;
 
-	input_regs(dev, regs);
-
 	switch (sermouse->count) {
 
 		case 0:
@@ -206,7 +202,7 @@ static void sermouse_process_ms(struct sermouse *sermouse, signed char data, str
  */
 
 static irqreturn_t sermouse_interrupt(struct serio *serio,
-		unsigned char data, unsigned int flags, struct pt_regs *regs)
+		unsigned char data, unsigned int flags)
 {
 	struct sermouse *sermouse = serio_get_drvdata(serio);
 
@@ -214,9 +210,9 @@ static irqreturn_t sermouse_interrupt(struct serio *serio,
 	sermouse->last = jiffies;
 
 	if (sermouse->type > SERIO_SUN)
-		sermouse_process_ms(sermouse, data, regs);
+		sermouse_process_ms(sermouse, data);
 	else
-		sermouse_process_msc(sermouse, data, regs);
+		sermouse_process_msc(sermouse, data);
 	return IRQ_HANDLED;
 }
 
diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index 392108c436ba..49ac696d6cff 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -216,13 +216,13 @@ static void synaptics_pass_pt_packet(struct serio *ptport, unsigned char *packet
 	struct psmouse *child = serio_get_drvdata(ptport);
 
 	if (child && child->state == PSMOUSE_ACTIVATED) {
-		serio_interrupt(ptport, packet[1], 0, NULL);
-		serio_interrupt(ptport, packet[4], 0, NULL);
-		serio_interrupt(ptport, packet[5], 0, NULL);
+		serio_interrupt(ptport, packet[1], 0);
+		serio_interrupt(ptport, packet[4], 0);
+		serio_interrupt(ptport, packet[5], 0);
 		if (child->pktsize == 4)
-			serio_interrupt(ptport, packet[2], 0, NULL);
+			serio_interrupt(ptport, packet[2], 0);
 	} else
-		serio_interrupt(ptport, packet[1], 0, NULL);
+		serio_interrupt(ptport, packet[1], 0);
 }
 
 static void synaptics_pt_activate(struct psmouse *psmouse)
@@ -469,13 +469,10 @@ static unsigned char synaptics_detect_pkt_type(struct psmouse *psmouse)
 	return SYN_NEWABS_STRICT;
 }
 
-static psmouse_ret_t synaptics_process_byte(struct psmouse *psmouse, struct pt_regs *regs)
+static psmouse_ret_t synaptics_process_byte(struct psmouse *psmouse)
 {
-	struct input_dev *dev = psmouse->dev;
 	struct synaptics_data *priv = psmouse->private;
 
-	input_regs(dev, regs);
-
 	if (psmouse->pktcnt >= 6) { /* Full packet received */
 		if (unlikely(priv->pkt_type == SYN_NEWABS))
 			priv->pkt_type = synaptics_detect_pkt_type(psmouse);
diff --git a/drivers/input/mouse/vsxxxaa.c b/drivers/input/mouse/vsxxxaa.c
index 47edcfd022ba..ffdb50eee93d 100644
--- a/drivers/input/mouse/vsxxxaa.c
+++ b/drivers/input/mouse/vsxxxaa.c
@@ -211,7 +211,7 @@ vsxxxaa_smells_like_packet (struct vsxxxaa *mouse, unsigned char type, size_t le
 }
 
 static void
-vsxxxaa_handle_REL_packet (struct vsxxxaa *mouse, struct pt_regs *regs)
+vsxxxaa_handle_REL_packet (struct vsxxxaa *mouse)
 {
 	struct input_dev *dev = mouse->dev;
 	unsigned char *buf = mouse->buf;
@@ -258,7 +258,6 @@ vsxxxaa_handle_REL_packet (struct vsxxxaa *mouse, struct pt_regs *regs)
 	/*
 	 * Report what we've found so far...
 	 */
-	input_regs (dev, regs);
 	input_report_key (dev, BTN_LEFT, left);
 	input_report_key (dev, BTN_MIDDLE, middle);
 	input_report_key (dev, BTN_RIGHT, right);
@@ -269,7 +268,7 @@ vsxxxaa_handle_REL_packet (struct vsxxxaa *mouse, struct pt_regs *regs)
 }
 
 static void
-vsxxxaa_handle_ABS_packet (struct vsxxxaa *mouse, struct pt_regs *regs)
+vsxxxaa_handle_ABS_packet (struct vsxxxaa *mouse)
 {
 	struct input_dev *dev = mouse->dev;
 	unsigned char *buf = mouse->buf;
@@ -312,7 +311,6 @@ vsxxxaa_handle_ABS_packet (struct vsxxxaa *mouse, struct pt_regs *regs)
 	/*
 	 * Report what we've found so far...
 	 */
-	input_regs (dev, regs);
 	input_report_key (dev, BTN_LEFT, left);
 	input_report_key (dev, BTN_MIDDLE, middle);
 	input_report_key (dev, BTN_RIGHT, right);
@@ -323,7 +321,7 @@ vsxxxaa_handle_ABS_packet (struct vsxxxaa *mouse, struct pt_regs *regs)
 }
 
 static void
-vsxxxaa_handle_POR_packet (struct vsxxxaa *mouse, struct pt_regs *regs)
+vsxxxaa_handle_POR_packet (struct vsxxxaa *mouse)
 {
 	struct input_dev *dev = mouse->dev;
 	unsigned char *buf = mouse->buf;
@@ -367,7 +365,6 @@ vsxxxaa_handle_POR_packet (struct vsxxxaa *mouse, struct pt_regs *regs)
 
 	if (error <= 0x1f) {
 		/* No (serious) error. Report buttons */
-		input_regs (dev, regs);
 		input_report_key (dev, BTN_LEFT, left);
 		input_report_key (dev, BTN_MIDDLE, middle);
 		input_report_key (dev, BTN_RIGHT, right);
@@ -395,7 +392,7 @@ vsxxxaa_handle_POR_packet (struct vsxxxaa *mouse, struct pt_regs *regs)
 }
 
 static void
-vsxxxaa_parse_buffer (struct vsxxxaa *mouse, struct pt_regs *regs)
+vsxxxaa_parse_buffer (struct vsxxxaa *mouse)
 {
 	unsigned char *buf = mouse->buf;
 	int stray_bytes;
@@ -432,7 +429,7 @@ vsxxxaa_parse_buffer (struct vsxxxaa *mouse, struct pt_regs *regs)
 				continue;
 			}
 
-			vsxxxaa_handle_REL_packet (mouse, regs);
+			vsxxxaa_handle_REL_packet (mouse);
 			continue; /* More to parse? */
 		}
 
@@ -446,7 +443,7 @@ vsxxxaa_parse_buffer (struct vsxxxaa *mouse, struct pt_regs *regs)
 				continue;
 			}
 
-			vsxxxaa_handle_ABS_packet (mouse, regs);
+			vsxxxaa_handle_ABS_packet (mouse);
 			continue; /* More to parse? */
 		}
 
@@ -460,7 +457,7 @@ vsxxxaa_parse_buffer (struct vsxxxaa *mouse, struct pt_regs *regs)
 				continue;
 			}
 
-			vsxxxaa_handle_POR_packet (mouse, regs);
+			vsxxxaa_handle_POR_packet (mouse);
 			continue; /* More to parse? */
 		}
 
@@ -469,13 +466,12 @@ vsxxxaa_parse_buffer (struct vsxxxaa *mouse, struct pt_regs *regs)
 }
 
 static irqreturn_t
-vsxxxaa_interrupt (struct serio *serio, unsigned char data, unsigned int flags,
-		struct pt_regs *regs)
+vsxxxaa_interrupt (struct serio *serio, unsigned char data, unsigned int flags)
 {
 	struct vsxxxaa *mouse = serio_get_drvdata (serio);
 
 	vsxxxaa_queue_byte (mouse, data);
-	vsxxxaa_parse_buffer (mouse, regs);
+	vsxxxaa_parse_buffer (mouse);
 
 	return IRQ_HANDLED;
 }
diff --git a/drivers/input/serio/Kconfig b/drivers/input/serio/Kconfig
index 8cdbfeca5903..adef447f23ea 100644
--- a/drivers/input/serio/Kconfig
+++ b/drivers/input/serio/Kconfig
@@ -112,7 +112,7 @@ config SERIO_GSCPS2
 
 config HP_SDC
 	tristate "HP System Device Controller i8042 Support"
-	depends on GSC && SERIO
+	depends on (GSC || HP300) && SERIO
 	default y
 	---help---
 	  This option enables support for the "System Device
diff --git a/drivers/input/serio/ambakmi.c b/drivers/input/serio/ambakmi.c
index 3df5eedf8f31..5a7b49c35539 100644
--- a/drivers/input/serio/ambakmi.c
+++ b/drivers/input/serio/ambakmi.c
@@ -37,14 +37,14 @@ struct amba_kmi_port {
 	unsigned int		open;
 };
 
-static irqreturn_t amba_kmi_int(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t amba_kmi_int(int irq, void *dev_id)
 {
 	struct amba_kmi_port *kmi = dev_id;
 	unsigned int status = readb(KMIIR);
 	int handled = IRQ_NONE;
 
 	while (status & KMIIR_RXINTR) {
-		serio_interrupt(kmi->io, readb(KMIDATA), 0, regs);
+		serio_interrupt(kmi->io, readb(KMIDATA), 0);
 		status = readb(KMIIR);
 		handled = IRQ_HANDLED;
 	}
diff --git a/drivers/input/serio/ct82c710.c b/drivers/input/serio/ct82c710.c
index bc6e87add093..0d35018c23a9 100644
--- a/drivers/input/serio/ct82c710.c
+++ b/drivers/input/serio/ct82c710.c
@@ -71,9 +71,9 @@ static struct resource ct82c710_iores;
  * is waiting in the 82C710.
  */
 
-static irqreturn_t ct82c710_interrupt(int cpl, void *dev_id, struct pt_regs * regs)
+static irqreturn_t ct82c710_interrupt(int cpl, void *dev_id)
 {
-	return serio_interrupt(ct82c710_port, inb(CT82C710_DATA), 0, regs);
+	return serio_interrupt(ct82c710_port, inb(CT82C710_DATA), 0);
 }
 
 /*
diff --git a/drivers/input/serio/gscps2.c b/drivers/input/serio/gscps2.c
index cde036a92168..74f14e097789 100644
--- a/drivers/input/serio/gscps2.c
+++ b/drivers/input/serio/gscps2.c
@@ -82,7 +82,7 @@ MODULE_DEVICE_TABLE(parisc, gscps2_device_tbl);
 #define GSC_ID_MOUSE		1
 
 
-static irqreturn_t gscps2_interrupt(int irq, void *dev, struct pt_regs *regs);
+static irqreturn_t gscps2_interrupt(int irq, void *dev);
 
 #define BUFFER_SIZE 0x0f
 
@@ -166,7 +166,7 @@ static inline int gscps2_writeb_output(struct gscps2port *ps2port, u8 data)
 
 	/* make sure any received data is returned as fast as possible */
 	/* this is important e.g. when we set the LEDs on the keyboard */
-	gscps2_interrupt(0, NULL, NULL);
+	gscps2_interrupt(0, NULL);
 
 	return 1;
 }
@@ -226,7 +226,7 @@ static LIST_HEAD(ps2port_list);
  * later.
  */
 
-static irqreturn_t gscps2_interrupt(int irq, void *dev, struct pt_regs *regs)
+static irqreturn_t gscps2_interrupt(int irq, void *dev)
 {
 	struct gscps2port *ps2port;
 
@@ -267,7 +267,7 @@ static irqreturn_t gscps2_interrupt(int irq, void *dev, struct pt_regs *regs)
 	    rxflags =	((status & GSC_STAT_TERR) ? SERIO_TIMEOUT : 0 ) |
 			((status & GSC_STAT_PERR) ? SERIO_PARITY  : 0 );
 
-	    serio_interrupt(ps2port->port, data, rxflags, regs);
+	    serio_interrupt(ps2port->port, data, rxflags);
 
 	  } /* while() */
 
@@ -306,7 +306,7 @@ static int gscps2_open(struct serio *port)
 	/* enable it */
 	gscps2_enable(ps2port, ENABLE);
 
-	gscps2_interrupt(0, NULL, NULL);
+	gscps2_interrupt(0, NULL);
 
 	return 0;
 }
diff --git a/drivers/input/serio/hil_mlc.c b/drivers/input/serio/hil_mlc.c
index bbbe15e21904..bdfde046b741 100644
--- a/drivers/input/serio/hil_mlc.c
+++ b/drivers/input/serio/hil_mlc.c
@@ -162,10 +162,10 @@ static void hil_mlc_send_polls(hil_mlc *mlc) {
 		if (did != (p & HIL_PKT_ADDR_MASK) >> 8) {
 			if (drv == NULL || drv->interrupt == NULL) goto skip;
 
-			drv->interrupt(serio, 0, 0, NULL);
-			drv->interrupt(serio, HIL_ERR_INT >> 16, 0, NULL);
-			drv->interrupt(serio, HIL_PKT_CMD >> 8,  0, NULL);
-			drv->interrupt(serio, HIL_CMD_POL + cnt, 0, NULL);
+			drv->interrupt(serio, 0, 0);
+			drv->interrupt(serio, HIL_ERR_INT >> 16, 0);
+			drv->interrupt(serio, HIL_PKT_CMD >> 8,  0);
+			drv->interrupt(serio, HIL_CMD_POL + cnt, 0);
 		skip:
 			did = (p & HIL_PKT_ADDR_MASK) >> 8;
 			serio = did ? mlc->serio[mlc->di_map[did-1]] : NULL;
@@ -174,10 +174,10 @@ static void hil_mlc_send_polls(hil_mlc *mlc) {
 		}
 		cnt++; i++;
 		if (drv == NULL || drv->interrupt == NULL) continue;
-		drv->interrupt(serio, (p >> 24), 0, NULL);
-		drv->interrupt(serio, (p >> 16) & 0xff, 0, NULL);
-		drv->interrupt(serio, (p >> 8) & ~HIL_PKT_ADDR_MASK, 0, NULL);
-		drv->interrupt(serio, p & 0xff, 0, NULL);
+		drv->interrupt(serio, (p >> 24), 0);
+		drv->interrupt(serio, (p >> 16) & 0xff, 0);
+		drv->interrupt(serio, (p >> 8) & ~HIL_PKT_ADDR_MASK, 0);
+		drv->interrupt(serio, p & 0xff, 0);
 	}
 }
 
@@ -780,16 +780,16 @@ static int hil_mlc_serio_write(struct serio *serio, unsigned char c) {
 	while ((last != idx) && (*last == 0)) last--;
 
 	while (idx != last) {
-		drv->interrupt(serio, 0, 0, NULL);
-		drv->interrupt(serio, HIL_ERR_INT >> 16, 0, NULL);
-		drv->interrupt(serio, 0, 0, NULL);
-		drv->interrupt(serio, *idx, 0, NULL);
+		drv->interrupt(serio, 0, 0);
+		drv->interrupt(serio, HIL_ERR_INT >> 16, 0);
+		drv->interrupt(serio, 0, 0);
+		drv->interrupt(serio, *idx, 0);
 		idx++;
 	}
-	drv->interrupt(serio, 0, 0, NULL);
-	drv->interrupt(serio, HIL_ERR_INT >> 16, 0, NULL);
-	drv->interrupt(serio, HIL_PKT_CMD >> 8, 0, NULL);
-	drv->interrupt(serio, *idx, 0, NULL);
+	drv->interrupt(serio, 0, 0);
+	drv->interrupt(serio, HIL_ERR_INT >> 16, 0);
+	drv->interrupt(serio, HIL_PKT_CMD >> 8, 0);
+	drv->interrupt(serio, *idx, 0);
 	
 	mlc->serio_oidx[map->didx] = 0;
 	mlc->serio_opacket[map->didx] = 0;
diff --git a/drivers/input/serio/hp_sdc.c b/drivers/input/serio/hp_sdc.c
index a10348bb25e9..ba7b920347e3 100644
--- a/drivers/input/serio/hp_sdc.c
+++ b/drivers/input/serio/hp_sdc.c
@@ -202,7 +202,7 @@ static void hp_sdc_take (int irq, void *dev_id, uint8_t status, uint8_t data) {
 	}
 }
 
-static irqreturn_t hp_sdc_isr(int irq, void *dev_id, struct pt_regs * regs) {
+static irqreturn_t hp_sdc_isr(int irq, void *dev_id) {
 	uint8_t status, data;
 
 	status = hp_sdc_status_in8();
@@ -253,7 +253,7 @@ static irqreturn_t hp_sdc_isr(int irq, void *dev_id, struct pt_regs * regs) {
 }
 
 
-static irqreturn_t hp_sdc_nmisr(int irq, void *dev_id, struct pt_regs * regs) {
+static irqreturn_t hp_sdc_nmisr(int irq, void *dev_id) {
 	int status;
 	
 	status = hp_sdc_status_in8();
diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c
index 1bb0c76a9259..09b06e605b50 100644
--- a/drivers/input/serio/i8042.c
+++ b/drivers/input/serio/i8042.c
@@ -108,7 +108,7 @@ static unsigned char i8042_kbd_irq_registered;
 static unsigned char i8042_aux_irq_registered;
 static struct platform_device *i8042_platform_device;
 
-static irqreturn_t i8042_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t i8042_interrupt(int irq, void *dev_id);
 
 /*
  * The i8042_wait_read() and i8042_wait_write functions wait for the i8042 to
@@ -271,7 +271,7 @@ static int i8042_aux_write(struct serio *serio, unsigned char c)
  * characters later.
  */
 
-	i8042_interrupt(0, NULL, NULL);
+	i8042_interrupt(0, NULL);
 	return retval;
 }
 
@@ -309,7 +309,7 @@ static void i8042_stop(struct serio *serio)
  * to the upper layers.
  */
 
-static irqreturn_t i8042_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t i8042_interrupt(int irq, void *dev_id)
 {
 	struct i8042_port *port;
 	unsigned long flags;
@@ -379,7 +379,7 @@ static irqreturn_t i8042_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 	    dfl & SERIO_TIMEOUT ? ", timeout" : "");
 
 	if (likely(port->exists))
-		serio_interrupt(port->serio, data, dfl, regs);
+		serio_interrupt(port->serio, data, dfl);
 
 	ret = 1;
  out:
@@ -519,7 +519,7 @@ static int __devinit i8042_check_mux(void)
 static struct completion i8042_aux_irq_delivered __devinitdata;
 static int i8042_irq_being_tested __devinitdata;
 
-static irqreturn_t __devinit i8042_aux_test_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t __devinit i8042_aux_test_irq(int irq, void *dev_id)
 {
 	unsigned long flags;
 	unsigned char str, data;
@@ -905,7 +905,7 @@ static int i8042_resume(struct platform_device *dev)
 	if (i8042_ports[I8042_KBD_PORT_NO].serio)
 		i8042_enable_kbd_port();
 
-	i8042_interrupt(0, NULL, NULL);
+	i8042_interrupt(0, NULL);
 
 	return 0;
 }
diff --git a/drivers/input/serio/maceps2.c b/drivers/input/serio/maceps2.c
index f08a5d0cd5fa..558200e96d0f 100644
--- a/drivers/input/serio/maceps2.c
+++ b/drivers/input/serio/maceps2.c
@@ -72,8 +72,7 @@ static int maceps2_write(struct serio *dev, unsigned char val)
 	return -1;
 }
 
-static irqreturn_t maceps2_interrupt(int irq, void *dev_id,
-				     struct pt_regs *regs)
+static irqreturn_t maceps2_interrupt(int irq, void *dev_id)
 {
 	struct serio *dev = dev_id;
 	struct mace_ps2port *port = ((struct maceps2_data *)dev->port_data)->port;
@@ -81,7 +80,7 @@ static irqreturn_t maceps2_interrupt(int irq, void *dev_id,
 
 	if (port->status & PS2_STATUS_RX_FULL) {
 		byte = port->rx;
-		serio_interrupt(dev, byte & 0xff, 0, regs);
+		serio_interrupt(dev, byte & 0xff, 0);
         }
 
 	return IRQ_HANDLED;
diff --git a/drivers/input/serio/parkbd.c b/drivers/input/serio/parkbd.c
index a5c1fb3a4a51..688610e86a3e 100644
--- a/drivers/input/serio/parkbd.c
+++ b/drivers/input/serio/parkbd.c
@@ -102,7 +102,7 @@ static int parkbd_write(struct serio *port, unsigned char c)
 	return 0;
 }
 
-static void parkbd_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static void parkbd_interrupt(int irq, void *dev_id)
 {
 
 	if (parkbd_writing) {
@@ -134,7 +134,7 @@ static void parkbd_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 		parkbd_buffer |= (parkbd_readlines() >> 1) << parkbd_counter++;
 
 		if (parkbd_counter == parkbd_mode + 10)
-			serio_interrupt(parkbd_port, (parkbd_buffer >> (2 - parkbd_mode)) & 0xff, 0, regs);
+			serio_interrupt(parkbd_port, (parkbd_buffer >> (2 - parkbd_mode)) & 0xff, 0);
 	}
 
 	parkbd_last = jiffies;
diff --git a/drivers/input/serio/pcips2.c b/drivers/input/serio/pcips2.c
index fb727c665253..ea5e3c6ddb62 100644
--- a/drivers/input/serio/pcips2.c
+++ b/drivers/input/serio/pcips2.c
@@ -58,7 +58,7 @@ static int pcips2_write(struct serio *io, unsigned char val)
 	return 0;
 }
 
-static irqreturn_t pcips2_interrupt(int irq, void *devid, struct pt_regs *regs)
+static irqreturn_t pcips2_interrupt(int irq, void *devid)
 {
 	struct pcips2_data *ps2if = devid;
 	unsigned char status, scancode;
@@ -80,7 +80,7 @@ static irqreturn_t pcips2_interrupt(int irq, void *devid, struct pt_regs *regs)
 		if (hweight8(scancode) & 1)
 			flag ^= SERIO_PARITY;
 
-		serio_interrupt(ps2if->io, scancode, flag, regs);
+		serio_interrupt(ps2if->io, scancode, flag);
 	} while (1);
 	return IRQ_RETVAL(handled);
 }
diff --git a/drivers/input/serio/q40kbd.c b/drivers/input/serio/q40kbd.c
index d3827c5fe119..cb89aff2e160 100644
--- a/drivers/input/serio/q40kbd.c
+++ b/drivers/input/serio/q40kbd.c
@@ -53,14 +53,14 @@ DEFINE_SPINLOCK(q40kbd_lock);
 static struct serio *q40kbd_port;
 static struct platform_device *q40kbd_device;
 
-static irqreturn_t q40kbd_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t q40kbd_interrupt(int irq, void *dev_id)
 {
 	unsigned long flags;
 
 	spin_lock_irqsave(&q40kbd_lock, flags);
 
 	if (Q40_IRQ_KEYB_MASK & master_inb(INTERRUPT_REG))
-		serio_interrupt(q40kbd_port, master_inb(KEYCODE_REG), 0, regs);
+		serio_interrupt(q40kbd_port, master_inb(KEYCODE_REG), 0);
 
 	master_outb(-1, KEYBOARD_UNLOCK_REG);
 
diff --git a/drivers/input/serio/rpckbd.c b/drivers/input/serio/rpckbd.c
index 513d37fc1acf..49f84315cb32 100644
--- a/drivers/input/serio/rpckbd.c
+++ b/drivers/input/serio/rpckbd.c
@@ -56,7 +56,7 @@ static int rpckbd_write(struct serio *port, unsigned char val)
 	return 0;
 }
 
-static irqreturn_t rpckbd_rx(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t rpckbd_rx(int irq, void *dev_id)
 {
 	struct serio *port = dev_id;
 	unsigned int byte;
@@ -65,13 +65,13 @@ static irqreturn_t rpckbd_rx(int irq, void *dev_id, struct pt_regs *regs)
 	while (iomd_readb(IOMD_KCTRL) & (1 << 5)) {
 		byte = iomd_readb(IOMD_KARTRX);
 
-		serio_interrupt(port, byte, 0, regs);
+		serio_interrupt(port, byte, 0);
 		handled = IRQ_HANDLED;
 	}
 	return handled;
 }
 
-static irqreturn_t rpckbd_tx(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t rpckbd_tx(int irq, void *dev_id)
 {
 	return IRQ_HANDLED;
 }
diff --git a/drivers/input/serio/sa1111ps2.c b/drivers/input/serio/sa1111ps2.c
index ebd9976fc811..559508795af1 100644
--- a/drivers/input/serio/sa1111ps2.c
+++ b/drivers/input/serio/sa1111ps2.c
@@ -40,7 +40,7 @@ struct ps2if {
  * at the most one, but we loop for safety.  If there was a
  * framing error, we have to manually clear the status.
  */
-static irqreturn_t ps2_rxint(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t ps2_rxint(int irq, void *dev_id)
 {
 	struct ps2if *ps2if = dev_id;
 	unsigned int scancode, flag, status;
@@ -58,7 +58,7 @@ static irqreturn_t ps2_rxint(int irq, void *dev_id, struct pt_regs *regs)
 		if (hweight8(scancode) & 1)
 			flag ^= SERIO_PARITY;
 
-		serio_interrupt(ps2if->io, scancode, flag, regs);
+		serio_interrupt(ps2if->io, scancode, flag);
 
 		status = sa1111_readl(ps2if->base + SA1111_PS2STAT);
         }
@@ -69,7 +69,7 @@ static irqreturn_t ps2_rxint(int irq, void *dev_id, struct pt_regs *regs)
 /*
  * Completion of ps2 write
  */
-static irqreturn_t ps2_txint(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t ps2_txint(int irq, void *dev_id)
 {
 	struct ps2if *ps2if = dev_id;
 	unsigned int status;
diff --git a/drivers/input/serio/serio.c b/drivers/input/serio/serio.c
index 3e76ad71c9a0..960fae3c3cea 100644
--- a/drivers/input/serio/serio.c
+++ b/drivers/input/serio/serio.c
@@ -911,7 +911,7 @@ void serio_close(struct serio *serio)
 }
 
 irqreturn_t serio_interrupt(struct serio *serio,
-		unsigned char data, unsigned int dfl, struct pt_regs *regs)
+		unsigned char data, unsigned int dfl)
 {
 	unsigned long flags;
 	irqreturn_t ret = IRQ_NONE;
@@ -919,7 +919,7 @@ irqreturn_t serio_interrupt(struct serio *serio,
 	spin_lock_irqsave(&serio->lock, flags);
 
         if (likely(serio->drv)) {
-                ret = serio->drv->interrupt(serio, data, dfl, regs);
+                ret = serio->drv->interrupt(serio, data, dfl);
 	} else if (!dfl && serio->registered) {
 		serio_rescan(serio);
 		ret = IRQ_HANDLED;
diff --git a/drivers/input/serio/serio_raw.c b/drivers/input/serio/serio_raw.c
index 71a8eea816cb..ba2a2035d648 100644
--- a/drivers/input/serio/serio_raw.c
+++ b/drivers/input/serio/serio_raw.c
@@ -250,7 +250,7 @@ static struct file_operations serio_raw_fops = {
  *********************************************************************/
 
 static irqreturn_t serio_raw_interrupt(struct serio *serio, unsigned char data,
-					unsigned int dfl, struct pt_regs *regs)
+					unsigned int dfl)
 {
 	struct serio_raw *serio_raw = serio_get_drvdata(serio);
 	struct serio_raw_list *list;
diff --git a/drivers/input/serio/serport.c b/drivers/input/serio/serport.c
index 54a680cc704d..e1a3a79ab3f9 100644
--- a/drivers/input/serio/serport.c
+++ b/drivers/input/serio/serport.c
@@ -117,9 +117,6 @@ static void serport_ldisc_close(struct tty_struct *tty)
  * serport_ldisc_receive() is called by the low level tty driver when characters
  * are ready for us. We forward the characters, one by one to the 'interrupt'
  * routine.
- *
- * FIXME: We should get pt_regs from the tty layer and forward them to
- *	  serio_interrupt here.
  */
 
 static void serport_ldisc_receive(struct tty_struct *tty, const unsigned char *cp, char *fp, int count)
@@ -134,7 +131,7 @@ static void serport_ldisc_receive(struct tty_struct *tty, const unsigned char *c
 		goto out;
 
 	for (i = 0; i < count; i++)
-		serio_interrupt(serport->serio, cp[i], 0, NULL);
+		serio_interrupt(serport->serio, cp[i], 0);
 
 out:
 	spin_unlock_irqrestore(&serport->lock, flags);
diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c
index 66e411badf70..f56d6a0f0624 100644
--- a/drivers/input/touchscreen/ads7846.c
+++ b/drivers/input/touchscreen/ads7846.c
@@ -487,7 +487,7 @@ static void ads7846_timer(unsigned long handle)
 	spin_unlock_irq(&ts->lock);
 }
 
-static irqreturn_t ads7846_irq(int irq, void *handle, struct pt_regs *regs)
+static irqreturn_t ads7846_irq(int irq, void *handle)
 {
 	struct ads7846 *ts = handle;
 	unsigned long flags;
diff --git a/drivers/input/touchscreen/corgi_ts.c b/drivers/input/touchscreen/corgi_ts.c
index 9b66271d3ba8..ca79b2246195 100644
--- a/drivers/input/touchscreen/corgi_ts.c
+++ b/drivers/input/touchscreen/corgi_ts.c
@@ -173,7 +173,7 @@ static int read_xydata(struct corgi_ts *corgi_ts)
 	return 1;
 }
 
-static void new_data(struct corgi_ts *corgi_ts, struct pt_regs *regs)
+static void new_data(struct corgi_ts *corgi_ts)
 {
 	if (corgi_ts->power_mode != PWR_MODE_ACTIVE)
 		return;
@@ -181,7 +181,6 @@ static void new_data(struct corgi_ts *corgi_ts, struct pt_regs *regs)
 	if (!corgi_ts->tc.pressure && corgi_ts->pendown == 0)
 		return;
 
-	input_regs(corgi_ts->input, regs);
 	input_report_abs(corgi_ts->input, ABS_X, corgi_ts->tc.x);
 	input_report_abs(corgi_ts->input, ABS_Y, corgi_ts->tc.y);
 	input_report_abs(corgi_ts->input, ABS_PRESSURE, corgi_ts->tc.pressure);
@@ -189,14 +188,14 @@ static void new_data(struct corgi_ts *corgi_ts, struct pt_regs *regs)
 	input_sync(corgi_ts->input);
 }
 
-static void ts_interrupt_main(struct corgi_ts *corgi_ts, int isTimer, struct pt_regs *regs)
+static void ts_interrupt_main(struct corgi_ts *corgi_ts, int isTimer)
 {
 	if ((GPLR(IRQ_TO_GPIO(corgi_ts->irq_gpio)) & GPIO_bit(IRQ_TO_GPIO(corgi_ts->irq_gpio))) == 0) {
 		/* Disable Interrupt */
 		set_irq_type(corgi_ts->irq_gpio, IRQT_NOEDGE);
 		if (read_xydata(corgi_ts)) {
 			corgi_ts->pendown = 1;
-			new_data(corgi_ts, regs);
+			new_data(corgi_ts);
 		}
 		mod_timer(&corgi_ts->timer, jiffies + HZ / 100);
 	} else {
@@ -208,7 +207,7 @@ static void ts_interrupt_main(struct corgi_ts *corgi_ts, int isTimer, struct pt_
 
 		if (corgi_ts->pendown) {
 			corgi_ts->tc.pressure = 0;
-			new_data(corgi_ts, regs);
+			new_data(corgi_ts);
 		}
 
 		/* Enable Falling Edge */
@@ -223,10 +222,10 @@ static void corgi_ts_timer(unsigned long data)
 	ts_interrupt_main(corgits_data, 1, NULL);
 }
 
-static irqreturn_t ts_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t ts_interrupt(int irq, void *dev_id)
 {
 	struct corgi_ts *corgits_data = dev_id;
-	ts_interrupt_main(corgits_data, 0, regs);
+	ts_interrupt_main(corgits_data, 0);
 	return IRQ_HANDLED;
 }
 
diff --git a/drivers/input/touchscreen/elo.c b/drivers/input/touchscreen/elo.c
index ab565335ee44..913e1b73bb0e 100644
--- a/drivers/input/touchscreen/elo.c
+++ b/drivers/input/touchscreen/elo.c
@@ -67,7 +67,7 @@ struct elo {
 	char phys[32];
 };
 
-static void elo_process_data_10(struct elo *elo, unsigned char data, struct pt_regs *regs)
+static void elo_process_data_10(struct elo *elo, unsigned char data)
 {
 	struct input_dev *dev = elo->dev;
 
@@ -95,7 +95,6 @@ static void elo_process_data_10(struct elo *elo, unsigned char data, struct pt_r
 				break;
 			}
 			if (likely(elo->data[1] == ELO10_TOUCH_PACKET)) {
-				input_regs(dev, regs);
 				input_report_abs(dev, ABS_X, (elo->data[4] << 8) | elo->data[3]);
 				input_report_abs(dev, ABS_Y, (elo->data[6] << 8) | elo->data[5]);
 				if (elo->data[2] & ELO10_PRESSURE)
@@ -116,7 +115,7 @@ static void elo_process_data_10(struct elo *elo, unsigned char data, struct pt_r
 	elo->csum += data;
 }
 
-static void elo_process_data_6(struct elo *elo, unsigned char data, struct pt_regs *regs)
+static void elo_process_data_6(struct elo *elo, unsigned char data)
 {
 	struct input_dev *dev = elo->dev;
 
@@ -134,7 +133,6 @@ static void elo_process_data_6(struct elo *elo, unsigned char data, struct pt_re
 				break;
 			}
 
-			input_regs(dev, regs);
 			input_report_abs(dev, ABS_X, ((elo->data[0] & 0x3f) << 6) | (elo->data[1] & 0x3f));
 			input_report_abs(dev, ABS_Y, ((elo->data[2] & 0x3f) << 6) | (elo->data[3] & 0x3f));
 
@@ -164,7 +162,7 @@ static void elo_process_data_6(struct elo *elo, unsigned char data, struct pt_re
 	}
 }
 
-static void elo_process_data_3(struct elo *elo, unsigned char data, struct pt_regs *regs)
+static void elo_process_data_3(struct elo *elo, unsigned char data)
 {
 	struct input_dev *dev = elo->dev;
 
@@ -177,7 +175,6 @@ static void elo_process_data_3(struct elo *elo, unsigned char data, struct pt_re
 				elo->idx = 0;
 			break;
 		case 2:
-			input_regs(dev, regs);
 			input_report_key(dev, BTN_TOUCH, !(elo->data[1] & 0x80));
 			input_report_abs(dev, ABS_X, elo->data[1]);
 			input_report_abs(dev, ABS_Y, elo->data[2]);
@@ -188,22 +185,22 @@ static void elo_process_data_3(struct elo *elo, unsigned char data, struct pt_re
 }
 
 static irqreturn_t elo_interrupt(struct serio *serio,
-		unsigned char data, unsigned int flags, struct pt_regs *regs)
+		unsigned char data, unsigned int flags)
 {
 	struct elo *elo = serio_get_drvdata(serio);
 
 	switch(elo->id) {
 		case 0:
-			elo_process_data_10(elo, data, regs);
+			elo_process_data_10(elo, data);
 			break;
 
 		case 1:
 		case 2:
-			elo_process_data_6(elo, data, regs);
+			elo_process_data_6(elo, data);
 			break;
 
 		case 3:
-			elo_process_data_3(elo, data, regs);
+			elo_process_data_3(elo, data);
 			break;
 	}
 
diff --git a/drivers/input/touchscreen/gunze.c b/drivers/input/touchscreen/gunze.c
index b769b21973b7..817c2198933d 100644
--- a/drivers/input/touchscreen/gunze.c
+++ b/drivers/input/touchscreen/gunze.c
@@ -60,7 +60,7 @@ struct gunze {
 	char phys[32];
 };
 
-static void gunze_process_packet(struct gunze* gunze, struct pt_regs *regs)
+static void gunze_process_packet(struct gunze* gunze)
 {
 	struct input_dev *dev = gunze->dev;
 
@@ -70,7 +70,6 @@ static void gunze_process_packet(struct gunze* gunze, struct pt_regs *regs)
 		return;
 	}
 
-	input_regs(dev, regs);
 	input_report_abs(dev, ABS_X, simple_strtoul(gunze->data + 1, NULL, 10));
 	input_report_abs(dev, ABS_Y, 1024 - simple_strtoul(gunze->data + 6, NULL, 10));
 	input_report_key(dev, BTN_TOUCH, gunze->data[0] == 'T');
@@ -78,12 +77,12 @@ static void gunze_process_packet(struct gunze* gunze, struct pt_regs *regs)
 }
 
 static irqreturn_t gunze_interrupt(struct serio *serio,
-		unsigned char data, unsigned int flags, struct pt_regs *regs)
+		unsigned char data, unsigned int flags)
 {
 	struct gunze* gunze = serio_get_drvdata(serio);
 
 	if (data == '\r') {
-		gunze_process_packet(gunze, regs);
+		gunze_process_packet(gunze);
 		gunze->idx = 0;
 	} else {
 		if (gunze->idx < GUNZE_MAX_LENGTH)
diff --git a/drivers/input/touchscreen/h3600_ts_input.c b/drivers/input/touchscreen/h3600_ts_input.c
index e2b910018773..d9e61ee05ea9 100644
--- a/drivers/input/touchscreen/h3600_ts_input.c
+++ b/drivers/input/touchscreen/h3600_ts_input.c
@@ -106,19 +106,18 @@ struct h3600_dev {
 	char phys[32];
 };
 
-static irqreturn_t action_button_handler(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t action_button_handler(int irq, void *dev_id)
 {
 	int down = (GPLR & GPIO_BITSY_ACTION_BUTTON) ? 0 : 1;
 	struct input_dev *dev = (struct input_dev *) dev_id;
 
-	input_regs(dev, regs);
 	input_report_key(dev, KEY_ENTER, down);
 	input_sync(dev);
 
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t npower_button_handler(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t npower_button_handler(int irq, void *dev_id)
 {
 	int down = (GPLR & GPIO_BITSY_NPOWER_BUTTON) ? 0 : 1;
 	struct input_dev *dev = (struct input_dev *) dev_id;
@@ -127,7 +126,6 @@ static irqreturn_t npower_button_handler(int irq, void *dev_id, struct pt_regs *
 	 * This interrupt is only called when we release the key. So we have
 	 * to fake a key press.
 	 */
-	input_regs(dev, regs);
 	input_report_key(dev, KEY_SUSPEND, 1);
 	input_report_key(dev, KEY_SUSPEND, down);
 	input_sync(dev);
@@ -165,14 +163,12 @@ unsigned int h3600_flite_power(struct input_dev *dev, enum flite_pwr pwr)
  * packets. Some packets coming from serial are not touchscreen related. In
  * this case we send them off to be processed elsewhere.
  */
-static void h3600ts_process_packet(struct h3600_dev *ts, struct pt_regs *regs)
+static void h3600ts_process_packet(struct h3600_dev *ts)
 {
 	struct input_dev *dev = ts->dev;
 	static int touched = 0;
 	int key, down = 0;
 
-	input_regs(dev, regs);
-
 	switch (ts->event) {
 		/*
 		   Buttons - returned as a single byte
@@ -301,7 +297,7 @@ static int state;
 #define STATE_EOF       3       /* state where we decode checksum or EOF */
 
 static irqreturn_t h3600ts_interrupt(struct serio *serio, unsigned char data,
-                                     unsigned int flags, struct pt_regs *regs)
+                                     unsigned int flags)
 {
 	struct h3600_dev *ts = serio_get_drvdata(serio);
 
@@ -333,7 +329,7 @@ static irqreturn_t h3600ts_interrupt(struct serio *serio, unsigned char data,
 		case STATE_EOF:
 			state = STATE_SOF;
 			if (data == CHAR_EOF || data == ts->chksum)
-				h3600ts_process_packet(ts, regs);
+				h3600ts_process_packet(ts);
 			break;
 		default:
 			printk("Error3\n");
diff --git a/drivers/input/touchscreen/hp680_ts_input.c b/drivers/input/touchscreen/hp680_ts_input.c
index ee6c2f40cdf6..e31c6c55b2e2 100644
--- a/drivers/input/touchscreen/hp680_ts_input.c
+++ b/drivers/input/touchscreen/hp680_ts_input.c
@@ -66,7 +66,7 @@ static void do_softint(void *data)
 	enable_irq(HP680_TS_IRQ);
 }
 
-static irqreturn_t hp680_ts_interrupt(int irq, void *dev, struct pt_regs *regs)
+static irqreturn_t hp680_ts_interrupt(int irq, void *dev)
 {
 	disable_irq_nosync(irq);
 	schedule_delayed_work(&work, HZ / 20);
diff --git a/drivers/input/touchscreen/mk712.c b/drivers/input/touchscreen/mk712.c
index 3226830eea08..4cbcaa6a71e5 100644
--- a/drivers/input/touchscreen/mk712.c
+++ b/drivers/input/touchscreen/mk712.c
@@ -80,7 +80,7 @@ MODULE_PARM_DESC(irq, "IRQ of MK712 touchscreen controller");
 static struct input_dev *mk712_dev;
 static DEFINE_SPINLOCK(mk712_lock);
 
-static irqreturn_t mk712_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t mk712_interrupt(int irq, void *dev_id)
 {
 	unsigned char status;
 	static int debounce = 1;
@@ -88,7 +88,6 @@ static irqreturn_t mk712_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 	static unsigned short last_y;
 
 	spin_lock(&mk712_lock);
-	input_regs(mk712_dev, regs);
 
 	status = inb(mk712_io + MK712_STATUS);
 
diff --git a/drivers/input/touchscreen/mtouch.c b/drivers/input/touchscreen/mtouch.c
index 8647a905df80..3b4c61664b63 100644
--- a/drivers/input/touchscreen/mtouch.c
+++ b/drivers/input/touchscreen/mtouch.c
@@ -63,12 +63,11 @@ struct mtouch {
 	char phys[32];
 };
 
-static void mtouch_process_format_tablet(struct mtouch *mtouch, struct pt_regs *regs)
+static void mtouch_process_format_tablet(struct mtouch *mtouch)
 {
 	struct input_dev *dev = mtouch->dev;
 
 	if (MTOUCH_FORMAT_TABLET_LENGTH == ++mtouch->idx) {
-		input_regs(dev, regs);
 		input_report_abs(dev, ABS_X, MTOUCH_GET_XC(mtouch->data));
 		input_report_abs(dev, ABS_Y, MTOUCH_MAX_YC - MTOUCH_GET_YC(mtouch->data));
 		input_report_key(dev, BTN_TOUCH, MTOUCH_GET_TOUCHED(mtouch->data));
@@ -78,7 +77,7 @@ static void mtouch_process_format_tablet(struct mtouch *mtouch, struct pt_regs *
 	}
 }
 
-static void mtouch_process_response(struct mtouch *mtouch, struct pt_regs *regs)
+static void mtouch_process_response(struct mtouch *mtouch)
 {
 	if (MTOUCH_RESPONSE_END_BYTE == mtouch->data[mtouch->idx++]) {
 		/* FIXME - process response */
@@ -90,16 +89,16 @@ static void mtouch_process_response(struct mtouch *mtouch, struct pt_regs *regs)
 }
 
 static irqreturn_t mtouch_interrupt(struct serio *serio,
-		unsigned char data, unsigned int flags, struct pt_regs *regs)
+		unsigned char data, unsigned int flags)
 {
 	struct mtouch* mtouch = serio_get_drvdata(serio);
 
 	mtouch->data[mtouch->idx] = data;
 
 	if (MTOUCH_FORMAT_TABLET_STATUS_BIT & mtouch->data[0])
-		mtouch_process_format_tablet(mtouch, regs);
+		mtouch_process_format_tablet(mtouch);
 	else if (MTOUCH_RESPONSE_BEGIN_BYTE == mtouch->data[0])
-		mtouch_process_response(mtouch, regs);
+		mtouch_process_response(mtouch);
 	else
 		printk(KERN_DEBUG "mtouch.c: unknown/unsynchronized data from device, byte %x\n",mtouch->data[0]);
 
diff --git a/drivers/input/touchscreen/penmount.c b/drivers/input/touchscreen/penmount.c
index f7370109d43e..6c7d0c2c76cc 100644
--- a/drivers/input/touchscreen/penmount.c
+++ b/drivers/input/touchscreen/penmount.c
@@ -46,7 +46,7 @@ struct pm {
 };
 
 static irqreturn_t pm_interrupt(struct serio *serio,
-		unsigned char data, unsigned int flags, struct pt_regs *regs)
+		unsigned char data, unsigned int flags)
 {
 	struct pm *pm = serio_get_drvdata(serio);
 	struct input_dev *dev = pm->dev;
@@ -55,7 +55,6 @@ static irqreturn_t pm_interrupt(struct serio *serio,
 
 	if (pm->data[0] & 0x80) {
 		if (PM_MAX_LENGTH == ++pm->idx) {
-			input_regs(dev, regs);
 			input_report_abs(dev, ABS_X, pm->data[2] * 128 + pm->data[1]);
 			input_report_abs(dev, ABS_Y, pm->data[4] * 128 + pm->data[3]);
 			input_report_key(dev, BTN_TOUCH, !!(pm->data[0] & 0x40));
diff --git a/drivers/input/touchscreen/touchright.c b/drivers/input/touchscreen/touchright.c
index 1c89fa538651..c74f74e57af0 100644
--- a/drivers/input/touchscreen/touchright.c
+++ b/drivers/input/touchscreen/touchright.c
@@ -56,7 +56,7 @@ struct tr {
 };
 
 static irqreturn_t tr_interrupt(struct serio *serio,
-		unsigned char data, unsigned int flags, struct pt_regs *regs)
+		unsigned char data, unsigned int flags)
 {
 	struct tr *tr = serio_get_drvdata(serio);
 	struct input_dev *dev = tr->dev;
@@ -65,7 +65,6 @@ static irqreturn_t tr_interrupt(struct serio *serio,
 
 	if ((tr->data[0] & TR_FORMAT_STATUS_MASK) == TR_FORMAT_STATUS_BYTE) {
 		if (++tr->idx == TR_LENGTH) {
-			input_regs(dev, regs);
 			input_report_abs(dev, ABS_X,
 				(tr->data[1] << 5) | (tr->data[2] >> 1));
 			input_report_abs(dev, ABS_Y,
diff --git a/drivers/input/touchscreen/touchwin.c b/drivers/input/touchscreen/touchwin.c
index a7b4c755958e..9911820fa2fe 100644
--- a/drivers/input/touchscreen/touchwin.c
+++ b/drivers/input/touchscreen/touchwin.c
@@ -60,7 +60,7 @@ struct tw {
 };
 
 static irqreturn_t tw_interrupt(struct serio *serio,
-		unsigned char data, unsigned int flags, struct pt_regs *regs)
+		unsigned char data, unsigned int flags)
 {
 	struct tw *tw = serio_get_drvdata(serio);
 	struct input_dev *dev = tw->dev;
@@ -70,7 +70,6 @@ static irqreturn_t tw_interrupt(struct serio *serio,
 		tw->data[tw->idx++] = data;
 		/* verify length and that the two Y's are the same */
 		if (tw->idx == TW_LENGTH && tw->data[1] == tw->data[2]) {
-			input_regs(dev, regs);
 			input_report_abs(dev, ABS_X, tw->data[0]);
 			input_report_abs(dev, ABS_Y, tw->data[1]);
 			input_report_key(dev, BTN_TOUCH, 1);
diff --git a/drivers/isdn/act2000/act2000_isa.c b/drivers/isdn/act2000/act2000_isa.c
index bc98d77c5ecd..3cac23739344 100644
--- a/drivers/isdn/act2000/act2000_isa.c
+++ b/drivers/isdn/act2000/act2000_isa.c
@@ -16,8 +16,6 @@
 #include "act2000_isa.h"
 #include "capi.h"
 
-static act2000_card *irq2card_map[16];
-
 /*
  * Reset Controller, then try to read the Card's signature.
  + Return:
@@ -63,16 +61,11 @@ act2000_isa_detect(unsigned short portbase)
 }
 
 static irqreturn_t
-act2000_isa_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+act2000_isa_interrupt(int irq, void *dev_id)
 {
-        act2000_card *card = irq2card_map[irq];
+        act2000_card *card = dev_id;
         u_char istatus;
 
-        if (!card) {
-                printk(KERN_WARNING
-                       "act2000: Spurious interrupt!\n");
-                return IRQ_NONE;
-        }
         istatus = (inb(ISA_PORT_ISR) & 0x07);
         if (istatus & ISA_ISR_OUT) {
                 /* RX fifo has data */
@@ -139,17 +132,15 @@ int
 act2000_isa_config_irq(act2000_card * card, short irq)
 {
         if (card->flags & ACT2000_FLAGS_IVALID) {
-                free_irq(card->irq, NULL);
-                irq2card_map[card->irq] = NULL;
+                free_irq(card->irq, card);
         }
         card->flags &= ~ACT2000_FLAGS_IVALID;
         outb(ISA_COR_IRQOFF, ISA_PORT_COR);
         if (!irq)
                 return 0;
 
-	if (!request_irq(irq, &act2000_isa_interrupt, 0, card->regname, NULL)) {
+	if (!request_irq(irq, &act2000_isa_interrupt, 0, card->regname, card)) {
 		card->irq = irq;
-		irq2card_map[card->irq] = card;
 		card->flags |= ACT2000_FLAGS_IVALID;
                 printk(KERN_WARNING
                        "act2000: Could not request irq %d\n",irq);
@@ -188,10 +179,9 @@ act2000_isa_release(act2000_card * card)
         unsigned long flags;
 
         spin_lock_irqsave(&card->lock, flags);
-        if (card->flags & ACT2000_FLAGS_IVALID) {
-                free_irq(card->irq, NULL);
-                irq2card_map[card->irq] = NULL;
-        }
+        if (card->flags & ACT2000_FLAGS_IVALID)
+                free_irq(card->irq, card);
+
         card->flags &= ~ACT2000_FLAGS_IVALID;
         if (card->flags & ACT2000_FLAGS_PVALID)
                 release_region(card->port, ISA_REGION);
diff --git a/drivers/isdn/gigaset/bas-gigaset.c b/drivers/isdn/gigaset/bas-gigaset.c
index 5cfbe6a38010..0c937325a1b3 100644
--- a/drivers/isdn/gigaset/bas-gigaset.c
+++ b/drivers/isdn/gigaset/bas-gigaset.c
@@ -454,7 +454,7 @@ inline static int update_basstate(struct bas_cardstate *ucs,
  *	urb	USB request block
  *		urb->context = inbuf structure for controller state
  */
-static void read_ctrl_callback(struct urb *urb, struct pt_regs *regs)
+static void read_ctrl_callback(struct urb *urb)
 {
 	struct inbuf_t *inbuf = urb->context;
 	struct cardstate *cs = inbuf->cs;
@@ -596,7 +596,7 @@ static int atread_submit(struct cardstate *cs, int timeout)
  *	urb	USB request block
  *		urb->context = controller state structure
  */
-static void read_int_callback(struct urb *urb, struct pt_regs *regs)
+static void read_int_callback(struct urb *urb)
 {
 	struct cardstate *cs = urb->context;
 	struct bas_cardstate *ucs = cs->hw.bas;
@@ -762,7 +762,7 @@ resubmit:
  *	urb	USB request block of completed request
  *		urb->context = bc_state structure
  */
-static void read_iso_callback(struct urb *urb, struct pt_regs *regs)
+static void read_iso_callback(struct urb *urb)
 {
 	struct bc_state *bcs;
 	struct bas_bc_state *ubc;
@@ -827,7 +827,7 @@ static void read_iso_callback(struct urb *urb, struct pt_regs *regs)
  *	urb	USB request block of completed request
  *		urb->context = isow_urbctx_t structure
  */
-static void write_iso_callback(struct urb *urb, struct pt_regs *regs)
+static void write_iso_callback(struct urb *urb)
 {
 	struct isow_urbctx_t *ucx;
 	struct bas_bc_state *ubc;
@@ -1415,7 +1415,7 @@ static void req_timeout(unsigned long data)
  *	urb	USB request block of completed request
  *		urb->context = hardware specific controller state structure
  */
-static void write_ctrl_callback(struct urb *urb, struct pt_regs *regs)
+static void write_ctrl_callback(struct urb *urb)
 {
 	struct bas_cardstate *ucs = urb->context;
 	int rc;
@@ -1661,7 +1661,7 @@ static void complete_cb(struct cardstate *cs)
  *	urb	USB request block of completed request
  *		urb->context = controller state structure
  */
-static void write_command_callback(struct urb *urb, struct pt_regs *regs)
+static void write_command_callback(struct urb *urb)
 {
 	struct cardstate *cs = urb->context;
 	struct bas_cardstate *ucs = cs->hw.bas;
diff --git a/drivers/isdn/gigaset/usb-gigaset.c b/drivers/isdn/gigaset/usb-gigaset.c
index 6e05d9d4a51a..4ffa9eb1c28e 100644
--- a/drivers/isdn/gigaset/usb-gigaset.c
+++ b/drivers/isdn/gigaset/usb-gigaset.c
@@ -362,7 +362,7 @@ static void gigaset_modem_fill(unsigned long data)
  *
  *	It is called if the data was received from the device.
  */
-static void gigaset_read_int_callback(struct urb *urb, struct pt_regs *regs)
+static void gigaset_read_int_callback(struct urb *urb)
 {
 	struct inbuf_t *inbuf = urb->context;
 	struct cardstate *cs = inbuf->cs;
@@ -420,7 +420,7 @@ static void gigaset_read_int_callback(struct urb *urb, struct pt_regs *regs)
 
 
 /* This callback routine is called when data was transmitted to the device. */
-static void gigaset_write_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void gigaset_write_bulk_callback(struct urb *urb)
 {
 	struct cardstate *cs = urb->context;
 	unsigned long flags;
diff --git a/drivers/isdn/hardware/avm/avmcard.h b/drivers/isdn/hardware/avm/avmcard.h
index 3b431723c7cb..d964f07e4a56 100644
--- a/drivers/isdn/hardware/avm/avmcard.h
+++ b/drivers/isdn/hardware/avm/avmcard.h
@@ -554,7 +554,7 @@ void b1_register_appl(struct capi_ctr *ctrl, u16 appl,
 void b1_release_appl(struct capi_ctr *ctrl, u16 appl);
 u16  b1_send_message(struct capi_ctr *ctrl, struct sk_buff *skb);
 void b1_parse_version(avmctrl_info *card);
-irqreturn_t b1_interrupt(int interrupt, void *devptr, struct pt_regs *regs);
+irqreturn_t b1_interrupt(int interrupt, void *devptr);
 
 int b1ctl_read_proc(char *page, char **start, off_t off,
         		int count, int *eof, struct capi_ctr *ctrl);
@@ -567,7 +567,7 @@ void avmcard_dma_free(avmcard_dmainfo *);
 int b1pciv4_detect(avmcard *card);
 int t1pci_detect(avmcard *card);
 void b1dma_reset(avmcard *card);
-irqreturn_t b1dma_interrupt(int interrupt, void *devptr, struct pt_regs *regs);
+irqreturn_t b1dma_interrupt(int interrupt, void *devptr);
 
 int b1dma_load_firmware(struct capi_ctr *ctrl, capiloaddata *data);
 void b1dma_reset_ctr(struct capi_ctr *ctrl);
diff --git a/drivers/isdn/hardware/avm/b1.c b/drivers/isdn/hardware/avm/b1.c
index 0c7061d55027..da2729247713 100644
--- a/drivers/isdn/hardware/avm/b1.c
+++ b/drivers/isdn/hardware/avm/b1.c
@@ -485,7 +485,7 @@ void b1_parse_version(avmctrl_info *cinfo)
 
 /* ------------------------------------------------------------- */
 
-irqreturn_t b1_interrupt(int interrupt, void *devptr, struct pt_regs *regs)
+irqreturn_t b1_interrupt(int interrupt, void *devptr)
 {
 	avmcard *card = devptr;
 	avmctrl_info *cinfo = &card->ctrlinfo[0];
diff --git a/drivers/isdn/hardware/avm/b1dma.c b/drivers/isdn/hardware/avm/b1dma.c
index a4beeb46c859..ddd47cdfdb1f 100644
--- a/drivers/isdn/hardware/avm/b1dma.c
+++ b/drivers/isdn/hardware/avm/b1dma.c
@@ -628,7 +628,7 @@ static void b1dma_handle_interrupt(avmcard *card)
 	spin_unlock(&card->lock);
 }
 
-irqreturn_t b1dma_interrupt(int interrupt, void *devptr, struct pt_regs *regs)
+irqreturn_t b1dma_interrupt(int interrupt, void *devptr)
 {
 	avmcard *card = devptr;
 
diff --git a/drivers/isdn/hardware/avm/c4.c b/drivers/isdn/hardware/avm/c4.c
index 6c3d5f5f1f4b..2a3eb38f0ebb 100644
--- a/drivers/isdn/hardware/avm/c4.c
+++ b/drivers/isdn/hardware/avm/c4.c
@@ -713,7 +713,7 @@ static irqreturn_t c4_handle_interrupt(avmcard *card)
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t c4_interrupt(int interrupt, void *devptr, struct pt_regs *regs)
+static irqreturn_t c4_interrupt(int interrupt, void *devptr)
 {
 	avmcard *card = devptr;
 
diff --git a/drivers/isdn/hardware/avm/t1isa.c b/drivers/isdn/hardware/avm/t1isa.c
index 5a2f854d55b5..e47c60b0a8ec 100644
--- a/drivers/isdn/hardware/avm/t1isa.c
+++ b/drivers/isdn/hardware/avm/t1isa.c
@@ -131,7 +131,7 @@ static int t1_detectandinit(unsigned int base, unsigned irq, int cardnr)
         return 0;
 }
 
-static irqreturn_t t1isa_interrupt(int interrupt, void *devptr, struct pt_regs *regs)
+static irqreturn_t t1isa_interrupt(int interrupt, void *devptr)
 {
 	avmcard *card = devptr;
 	avmctrl_info *cinfo = &card->ctrlinfo[0];
diff --git a/drivers/isdn/hardware/eicon/diva.c b/drivers/isdn/hardware/eicon/diva.c
index 8ab8027f33c0..ffa2afa77c2f 100644
--- a/drivers/isdn/hardware/eicon/diva.c
+++ b/drivers/isdn/hardware/eicon/diva.c
@@ -71,8 +71,6 @@ DivaIdiReqFunc(29)
 DivaIdiReqFunc(30)
 DivaIdiReqFunc(31)
 
-struct pt_regs;
-
 /*
 **  LOCALS
 */
@@ -515,7 +513,7 @@ diva_xdi_read(void *adapter, void *os_handle, void __user *dst,
 }
 
 
-irqreturn_t diva_os_irq_wrapper(int irq, void *context, struct pt_regs *regs)
+irqreturn_t diva_os_irq_wrapper(int irq, void *context)
 {
 	diva_os_xdi_adapter_t *a = (diva_os_xdi_adapter_t *) context;
 	diva_xdi_clear_interrupts_proc_t clear_int_proc;
diff --git a/drivers/isdn/hardware/eicon/divasmain.c b/drivers/isdn/hardware/eicon/divasmain.c
index b7dadba13e82..dae2e83dd5e8 100644
--- a/drivers/isdn/hardware/eicon/divasmain.c
+++ b/drivers/isdn/hardware/eicon/divasmain.c
@@ -58,8 +58,7 @@ static char *DRIVERLNAME = "divas";
 static char *DEVNAME = "Divas";
 char *DRIVERRELEASE_DIVAS = "2.0";
 
-extern irqreturn_t diva_os_irq_wrapper(int irq, void *context,
-				struct pt_regs *regs);
+extern irqreturn_t diva_os_irq_wrapper(int irq, void *context);
 extern int create_divas_proc(void);
 extern void remove_divas_proc(void);
 extern void diva_get_vserial_number(PISDN_ADAPTER IoAdapter, char *buf);
diff --git a/drivers/isdn/hisax/amd7930_fn.c b/drivers/isdn/hisax/amd7930_fn.c
index 8ae08c41c853..bec59010bc66 100644
--- a/drivers/isdn/hisax/amd7930_fn.c
+++ b/drivers/isdn/hisax/amd7930_fn.c
@@ -733,7 +733,7 @@ dbusy_timer_handler(struct IsdnCardState *cs)
 			wByteAMD(cs, 0x21, 0x82);
 			wByteAMD(cs, 0x21, 0x02);
 			spin_unlock_irqrestore(&cs->lock, flags);
-			cs->irq_func(cs->irq, cs, NULL);
+			cs->irq_func(cs->irq, cs);
 
                         if (cs->debug & L1_DEB_ISAC)
 				debugl1(cs, "Amd7930: dbusy_timer_handler: Transmitter reset");
diff --git a/drivers/isdn/hisax/asuscom.c b/drivers/isdn/hisax/asuscom.c
index 93ff941c48f1..61e69e9c4aa9 100644
--- a/drivers/isdn/hisax/asuscom.c
+++ b/drivers/isdn/hisax/asuscom.c
@@ -156,7 +156,7 @@ WriteHSCX(struct IsdnCardState *cs, int hscx, u_char offset, u_char value)
 #include "hscx_irq.c"
 
 static irqreturn_t
-asuscom_interrupt(int intno, void *dev_id, struct pt_regs *regs)
+asuscom_interrupt(int intno, void *dev_id)
 {
 	struct IsdnCardState *cs = dev_id;
 	u_char val;
@@ -194,7 +194,7 @@ asuscom_interrupt(int intno, void *dev_id, struct pt_regs *regs)
 }
 
 static irqreturn_t
-asuscom_interrupt_ipac(int intno, void *dev_id, struct pt_regs *regs)
+asuscom_interrupt_ipac(int intno, void *dev_id)
 {
 	struct IsdnCardState *cs = dev_id;
 	u_char ista, val, icnt = 5;
diff --git a/drivers/isdn/hisax/avm_a1.c b/drivers/isdn/hisax/avm_a1.c
index 729e906bdc61..d9028e9b9b8f 100644
--- a/drivers/isdn/hisax/avm_a1.c
+++ b/drivers/isdn/hisax/avm_a1.c
@@ -101,7 +101,7 @@ WriteHSCX(struct IsdnCardState *cs, int hscx, u_char offset, u_char value)
 #include "hscx_irq.c"
 
 static irqreturn_t
-avm_a1_interrupt(int intno, void *dev_id, struct pt_regs *regs)
+avm_a1_interrupt(int intno, void *dev_id)
 {
 	struct IsdnCardState *cs = dev_id;
 	u_char val, sval;
diff --git a/drivers/isdn/hisax/avm_a1p.c b/drivers/isdn/hisax/avm_a1p.c
index 574e252dfa43..c87fa3f9b298 100644
--- a/drivers/isdn/hisax/avm_a1p.c
+++ b/drivers/isdn/hisax/avm_a1p.c
@@ -140,7 +140,7 @@ WriteHSCXfifo(struct IsdnCardState *cs, int hscx, u_char * data, int size)
 #include "hscx_irq.c"
 
 static irqreturn_t
-avm_a1p_interrupt(int intno, void *dev_id, struct pt_regs *regs)
+avm_a1p_interrupt(int intno, void *dev_id)
 {
 	struct IsdnCardState *cs = dev_id;
 	u_char val, sval;
diff --git a/drivers/isdn/hisax/avm_pci.c b/drivers/isdn/hisax/avm_pci.c
index 369afd3a3a4b..b04a178e5021 100644
--- a/drivers/isdn/hisax/avm_pci.c
+++ b/drivers/isdn/hisax/avm_pci.c
@@ -651,7 +651,7 @@ inithdlc(struct IsdnCardState *cs)
 }
 
 static irqreturn_t
-avm_pcipnp_interrupt(int intno, void *dev_id, struct pt_regs *regs)
+avm_pcipnp_interrupt(int intno, void *dev_id)
 {
 	struct IsdnCardState *cs = dev_id;
 	u_long flags;
diff --git a/drivers/isdn/hisax/bkm_a4t.c b/drivers/isdn/hisax/bkm_a4t.c
index 87a630128a6c..871310d56a6e 100644
--- a/drivers/isdn/hisax/bkm_a4t.c
+++ b/drivers/isdn/hisax/bkm_a4t.c
@@ -125,7 +125,7 @@ WriteJADE(struct IsdnCardState *cs, int jade, u_char offset, u_char value)
 #include "jade_irq.c"
 
 static irqreturn_t
-bkm_interrupt(int intno, void *dev_id, struct pt_regs *regs)
+bkm_interrupt(int intno, void *dev_id)
 {
 	struct IsdnCardState *cs = dev_id;
 	u_char val = 0;
diff --git a/drivers/isdn/hisax/bkm_a8.c b/drivers/isdn/hisax/bkm_a8.c
index dae090a9a489..340310645346 100644
--- a/drivers/isdn/hisax/bkm_a8.c
+++ b/drivers/isdn/hisax/bkm_a8.c
@@ -140,7 +140,7 @@ set_ipac_active(struct IsdnCardState *cs, u_int active)
 #include "hscx_irq.c"
 
 static irqreturn_t
-bkm_interrupt_ipac(int intno, void *dev_id, struct pt_regs *regs)
+bkm_interrupt_ipac(int intno, void *dev_id)
 {
 	struct IsdnCardState *cs = dev_id;
 	u_char ista, val, icnt = 5;
diff --git a/drivers/isdn/hisax/diva.c b/drivers/isdn/hisax/diva.c
index e294fa3918f3..7e95f04f13da 100644
--- a/drivers/isdn/hisax/diva.c
+++ b/drivers/isdn/hisax/diva.c
@@ -289,7 +289,7 @@ MemWriteHSCX_IPACX(struct IsdnCardState *cs, int hscx, u_char offset, u_char val
 #include "hscx_irq.c"
 
 static irqreturn_t
-diva_interrupt(int intno, void *dev_id, struct pt_regs *regs)
+diva_interrupt(int intno, void *dev_id)
 {
 	struct IsdnCardState *cs = dev_id;
 	u_char val, sval;
@@ -319,7 +319,7 @@ diva_interrupt(int intno, void *dev_id, struct pt_regs *regs)
 }
 
 static irqreturn_t
-diva_irq_ipac_isa(int intno, void *dev_id, struct pt_regs *regs)
+diva_irq_ipac_isa(int intno, void *dev_id)
 {
 	struct IsdnCardState *cs = dev_id;
 	u_char ista,val;
@@ -630,7 +630,7 @@ Memhscx_int_main(struct IsdnCardState *cs, u_char val)
 }
 
 static irqreturn_t
-diva_irq_ipac_pci(int intno, void *dev_id, struct pt_regs *regs)
+diva_irq_ipac_pci(int intno, void *dev_id)
 {
 	struct IsdnCardState *cs = dev_id;
 	u_char ista,val;
@@ -685,7 +685,7 @@ Start_IPACPCI:
 }
 
 static irqreturn_t
-diva_irq_ipacx_pci(int intno, void *dev_id, struct pt_regs *regs)
+diva_irq_ipacx_pci(int intno, void *dev_id)
 {
 	struct IsdnCardState *cs = dev_id;
 	u_char val;
diff --git a/drivers/isdn/hisax/elsa.c b/drivers/isdn/hisax/elsa.c
index 3b3e318f6076..fab3e4ea0595 100644
--- a/drivers/isdn/hisax/elsa.c
+++ b/drivers/isdn/hisax/elsa.c
@@ -282,7 +282,7 @@ TimerRun(struct IsdnCardState *cs)
 #include "hscx_irq.c"
 
 static irqreturn_t
-elsa_interrupt(int intno, void *dev_id, struct pt_regs *regs)
+elsa_interrupt(int intno, void *dev_id)
 {
 	struct IsdnCardState *cs = dev_id;
 	u_long flags;
@@ -361,7 +361,7 @@ elsa_interrupt(int intno, void *dev_id, struct pt_regs *regs)
 }
 
 static irqreturn_t
-elsa_interrupt_ipac(int intno, void *dev_id, struct pt_regs *regs)
+elsa_interrupt_ipac(int intno, void *dev_id)
 {
 	struct IsdnCardState *cs = dev_id;
 	u_long flags;
diff --git a/drivers/isdn/hisax/enternow_pci.c b/drivers/isdn/hisax/enternow_pci.c
index 76c7d29d1b2f..b45de9d408d1 100644
--- a/drivers/isdn/hisax/enternow_pci.c
+++ b/drivers/isdn/hisax/enternow_pci.c
@@ -240,7 +240,7 @@ enpci_card_msg(struct IsdnCardState *cs, int mt, void *arg)
 }
 
 static irqreturn_t
-enpci_interrupt(int intno, void *dev_id, struct pt_regs *regs)
+enpci_interrupt(int intno, void *dev_id)
 {
 	struct IsdnCardState *cs = dev_id;
 	unsigned char s0val, s1val, ir;
diff --git a/drivers/isdn/hisax/gazel.c b/drivers/isdn/hisax/gazel.c
index fe2937267777..3efa719b6d29 100644
--- a/drivers/isdn/hisax/gazel.c
+++ b/drivers/isdn/hisax/gazel.c
@@ -243,7 +243,7 @@ WriteHSCX(struct IsdnCardState *cs, int hscx, u_char offset, u_char value)
 #include "hscx_irq.c"
 
 static irqreturn_t
-gazel_interrupt(int intno, void *dev_id, struct pt_regs *regs)
+gazel_interrupt(int intno, void *dev_id)
 {
 #define MAXCOUNT 5
 	struct IsdnCardState *cs = dev_id;
@@ -274,7 +274,7 @@ gazel_interrupt(int intno, void *dev_id, struct pt_regs *regs)
 
 
 static irqreturn_t
-gazel_interrupt_ipac(int intno, void *dev_id, struct pt_regs *regs)
+gazel_interrupt_ipac(int intno, void *dev_id)
 {
 	struct IsdnCardState *cs = dev_id;
 	u_char ista, val;
diff --git a/drivers/isdn/hisax/hfc4s8s_l1.c b/drivers/isdn/hisax/hfc4s8s_l1.c
index 0ca5e66d2f5a..d852c9d998b2 100644
--- a/drivers/isdn/hisax/hfc4s8s_l1.c
+++ b/drivers/isdn/hisax/hfc4s8s_l1.c
@@ -1268,7 +1268,7 @@ hfc4s8s_bh(hfc4s8s_hw * hw)
 /* interrupt handler */
 /*********************/
 static irqreturn_t
-hfc4s8s_interrupt(int intno, void *dev_id, struct pt_regs *regs)
+hfc4s8s_interrupt(int intno, void *dev_id)
 {
 	hfc4s8s_hw *hw = dev_id;
 	u_char b, ovr;
diff --git a/drivers/isdn/hisax/hfc_pci.c b/drivers/isdn/hisax/hfc_pci.c
index 1df60ca9481f..93f60b563515 100644
--- a/drivers/isdn/hisax/hfc_pci.c
+++ b/drivers/isdn/hisax/hfc_pci.c
@@ -931,7 +931,7 @@ receive_emsg(struct IsdnCardState *cs)
 /* Interrupt handler */
 /*********************/
 static irqreturn_t
-hfcpci_interrupt(int intno, void *dev_id, struct pt_regs *regs)
+hfcpci_interrupt(int intno, void *dev_id)
 {
 	u_long flags;
 	struct IsdnCardState *cs = dev_id;
diff --git a/drivers/isdn/hisax/hfc_sx.c b/drivers/isdn/hisax/hfc_sx.c
index b7e8e23be337..954d1536db1f 100644
--- a/drivers/isdn/hisax/hfc_sx.c
+++ b/drivers/isdn/hisax/hfc_sx.c
@@ -691,7 +691,7 @@ receive_emsg(struct IsdnCardState *cs)
 /* Interrupt handler */
 /*********************/
 static irqreturn_t
-hfcsx_interrupt(int intno, void *dev_id, struct pt_regs *regs)
+hfcsx_interrupt(int intno, void *dev_id)
 {
 	struct IsdnCardState *cs = dev_id;
 	u_char exval;
diff --git a/drivers/isdn/hisax/hfc_usb.c b/drivers/isdn/hisax/hfc_usb.c
index 6b88ecb5047d..7105b043add8 100644
--- a/drivers/isdn/hisax/hfc_usb.c
+++ b/drivers/isdn/hisax/hfc_usb.c
@@ -276,7 +276,7 @@ control_action_handler(hfcusb_data * hfc, int reg, int val, int action)
 /* control completion routine handling background control cmds */
 /***************************************************************/
 static void
-ctrl_complete(struct urb *urb, struct pt_regs *regs)
+ctrl_complete(struct urb *urb)
 {
 	hfcusb_data *hfc = (hfcusb_data *) urb->context;
 	ctrl_buft *buf;
@@ -603,7 +603,7 @@ static int iso_packets[8] =
 /* transmit completion routine for all ISO tx fifos */
 /*****************************************************/
 static void
-tx_iso_complete(struct urb *urb, struct pt_regs *regs)
+tx_iso_complete(struct urb *urb)
 {
 	iso_urb_struct *context_iso_urb = (iso_urb_struct *) urb->context;
 	usb_fifo *fifo = context_iso_urb->owner_fifo;
@@ -726,7 +726,7 @@ tx_iso_complete(struct urb *urb, struct pt_regs *regs)
 /* receive completion routine for all ISO tx fifos   */
 /*****************************************************/
 static void
-rx_iso_complete(struct urb *urb, struct pt_regs *regs)
+rx_iso_complete(struct urb *urb)
 {
 	iso_urb_struct *context_iso_urb = (iso_urb_struct *) urb->context;
 	usb_fifo *fifo = context_iso_urb->owner_fifo;
@@ -919,7 +919,7 @@ collect_rx_frame(usb_fifo * fifo, __u8 * data, int len, int finish)
 /* receive completion routine for all rx fifos */
 /***********************************************/
 static void
-rx_complete(struct urb *urb, struct pt_regs *regs)
+rx_complete(struct urb *urb)
 {
 	int len;
 	int status;
diff --git a/drivers/isdn/hisax/hfcscard.c b/drivers/isdn/hisax/hfcscard.c
index 4e7f472877e9..57670dc5034d 100644
--- a/drivers/isdn/hisax/hfcscard.c
+++ b/drivers/isdn/hisax/hfcscard.c
@@ -21,7 +21,7 @@ extern const char *CardType[];
 static const char *hfcs_revision = "$Revision: 1.10.2.4 $";
 
 static irqreturn_t
-hfcs_interrupt(int intno, void *dev_id, struct pt_regs *regs)
+hfcs_interrupt(int intno, void *dev_id)
 {
 	struct IsdnCardState *cs = dev_id;
 	u_char val, stat;
diff --git a/drivers/isdn/hisax/hisax.h b/drivers/isdn/hisax/hisax.h
index 2f9d5118ceaf..159c5896061e 100644
--- a/drivers/isdn/hisax/hisax.h
+++ b/drivers/isdn/hisax/hisax.h
@@ -941,7 +941,7 @@ struct IsdnCardState {
 	int		(*cardmsg) (struct IsdnCardState *, int, void *);
 	void		(*setstack_d) (struct PStack *, struct IsdnCardState *);
 	void		(*DC_Close) (struct IsdnCardState *);
-	int		(*irq_func) (int, void *, struct pt_regs *);
+	int		(*irq_func) (int, void *);
 	int		(*auxcmd) (struct IsdnCardState *, isdn_ctrl *);
 	struct Channel	channel[2+MAX_WAITING_CALLS];
 	struct BCState	bcs[2+MAX_WAITING_CALLS];
diff --git a/drivers/isdn/hisax/hisax_fcpcipnp.c b/drivers/isdn/hisax/hisax_fcpcipnp.c
index 881a4165cfb4..f6db55a752c4 100644
--- a/drivers/isdn/hisax/hisax_fcpcipnp.c
+++ b/drivers/isdn/hisax/hisax_fcpcipnp.c
@@ -651,7 +651,7 @@ static void fritz_b_l2l1(struct hisax_if *ifc, int pr, void *arg)
 // ----------------------------------------------------------------------
 
 static irqreturn_t
-fcpci2_irq(int intno, void *dev, struct pt_regs *regs)
+fcpci2_irq(int intno, void *dev)
 {
 	struct fritz_adapter *adapter = dev;
 	unsigned char val;
@@ -671,7 +671,7 @@ fcpci2_irq(int intno, void *dev, struct pt_regs *regs)
 }
 
 static irqreturn_t
-fcpci_irq(int intno, void *dev, struct pt_regs *regs)
+fcpci_irq(int intno, void *dev)
 {
 	struct fritz_adapter *adapter = dev;
 	unsigned char sval;
diff --git a/drivers/isdn/hisax/icc.c b/drivers/isdn/hisax/icc.c
index 2cf7b665609e..da706925d54d 100644
--- a/drivers/isdn/hisax/icc.c
+++ b/drivers/isdn/hisax/icc.c
@@ -608,7 +608,7 @@ dbusy_timer_handler(struct IsdnCardState *cs)
 				debugl1(cs, "D-Channel Busy no skb");
 			}
 			cs->writeisac(cs, ICC_CMDR, 0x01); /* Transmitter reset */
-			cs->irq_func(cs->irq, cs, NULL);
+			cs->irq_func(cs->irq, cs);
 		}
 	}
 }
diff --git a/drivers/isdn/hisax/isac.c b/drivers/isdn/hisax/isac.c
index 565b7892c267..282f349408bc 100644
--- a/drivers/isdn/hisax/isac.c
+++ b/drivers/isdn/hisax/isac.c
@@ -609,7 +609,7 @@ dbusy_timer_handler(struct IsdnCardState *cs)
 				debugl1(cs, "D-Channel Busy no skb");
 			}
 			cs->writeisac(cs, ISAC_CMDR, 0x01); /* Transmitter reset */
-			cs->irq_func(cs->irq, cs, NULL);
+			cs->irq_func(cs->irq, cs);
 		}
 	}
 }
diff --git a/drivers/isdn/hisax/isurf.c b/drivers/isdn/hisax/isurf.c
index 715a1a8cd694..55de06953540 100644
--- a/drivers/isdn/hisax/isurf.c
+++ b/drivers/isdn/hisax/isurf.c
@@ -83,7 +83,7 @@ WriteISAR(struct IsdnCardState *cs, int mode, u_char offset, u_char value)
 }
 
 static irqreturn_t
-isurf_interrupt(int intno, void *dev_id, struct pt_regs *regs)
+isurf_interrupt(int intno, void *dev_id)
 {
 	struct IsdnCardState *cs = dev_id;
 	u_char val;
diff --git a/drivers/isdn/hisax/ix1_micro.c b/drivers/isdn/hisax/ix1_micro.c
index 39717506c678..252d79de5e5e 100644
--- a/drivers/isdn/hisax/ix1_micro.c
+++ b/drivers/isdn/hisax/ix1_micro.c
@@ -125,7 +125,7 @@ WriteHSCX(struct IsdnCardState *cs, int hscx, u_char offset, u_char value)
 #include "hscx_irq.c"
 
 static irqreturn_t
-ix1micro_interrupt(int intno, void *dev_id, struct pt_regs *regs)
+ix1micro_interrupt(int intno, void *dev_id)
 {
 	struct IsdnCardState *cs = dev_id;
 	u_char val;
diff --git a/drivers/isdn/hisax/mic.c b/drivers/isdn/hisax/mic.c
index 8c82519593a8..a81d175d9f64 100644
--- a/drivers/isdn/hisax/mic.c
+++ b/drivers/isdn/hisax/mic.c
@@ -120,7 +120,7 @@ WriteHSCX(struct IsdnCardState *cs, int hscx, u_char offset, u_char value)
 #include "hscx_irq.c"
 
 static irqreturn_t
-mic_interrupt(int intno, void *dev_id, struct pt_regs *regs)
+mic_interrupt(int intno, void *dev_id)
 {
 	struct IsdnCardState *cs = dev_id;
 	u_char val;
diff --git a/drivers/isdn/hisax/netjet.h b/drivers/isdn/hisax/netjet.h
index 1080508f3c6a..4d89d3ea4173 100644
--- a/drivers/isdn/hisax/netjet.h
+++ b/drivers/isdn/hisax/netjet.h
@@ -66,7 +66,7 @@ void read_tiger(struct IsdnCardState *cs);
 void write_tiger(struct IsdnCardState *cs);
 
 void netjet_fill_dma(struct BCState *bcs);
-void netjet_interrupt(int intno, void *dev_id, struct pt_regs *regs);
+void netjet_interrupt(int intno, void *dev_id);
 void inittiger(struct IsdnCardState *cs);
 void release_io_netjet(struct IsdnCardState *cs);
 
diff --git a/drivers/isdn/hisax/niccy.c b/drivers/isdn/hisax/niccy.c
index 0945336c28da..e5918c6fe73d 100644
--- a/drivers/isdn/hisax/niccy.c
+++ b/drivers/isdn/hisax/niccy.c
@@ -122,8 +122,7 @@ static void WriteHSCX(struct IsdnCardState *cs, int hscx, u_char offset,
 
 #include "hscx_irq.c"
 
-static irqreturn_t niccy_interrupt(int intno, void *dev_id,
-		struct pt_regs *regs)
+static irqreturn_t niccy_interrupt(int intno, void *dev_id)
 {
 	struct IsdnCardState *cs = dev_id;
 	u_char val;
diff --git a/drivers/isdn/hisax/nj_s.c b/drivers/isdn/hisax/nj_s.c
index 80025fd890f4..c09ffb135330 100644
--- a/drivers/isdn/hisax/nj_s.c
+++ b/drivers/isdn/hisax/nj_s.c
@@ -26,7 +26,7 @@ static void dummywr(struct IsdnCardState *cs, int chan, u_char off, u_char value
 }
 
 static irqreturn_t
-netjet_s_interrupt(int intno, void *dev_id, struct pt_regs *regs)
+netjet_s_interrupt(int intno, void *dev_id)
 {
 	struct IsdnCardState *cs = dev_id;
 	u_char val, s1val, s0val;
diff --git a/drivers/isdn/hisax/nj_u.c b/drivers/isdn/hisax/nj_u.c
index 37497162d539..8202cf34ecae 100644
--- a/drivers/isdn/hisax/nj_u.c
+++ b/drivers/isdn/hisax/nj_u.c
@@ -26,7 +26,7 @@ static void dummywr(struct IsdnCardState *cs, int chan, u_char off, u_char value
 }
 
 static irqreturn_t
-netjet_u_interrupt(int intno, void *dev_id, struct pt_regs *regs)
+netjet_u_interrupt(int intno, void *dev_id)
 {
 	struct IsdnCardState *cs = dev_id;
 	u_char val, sval;
diff --git a/drivers/isdn/hisax/s0box.c b/drivers/isdn/hisax/s0box.c
index e76042d323ea..150ef68b4ae2 100644
--- a/drivers/isdn/hisax/s0box.c
+++ b/drivers/isdn/hisax/s0box.c
@@ -141,7 +141,7 @@ WriteHSCX(struct IsdnCardState *cs, int hscx, u_char offset, u_char value)
 #include "hscx_irq.c"
 
 static irqreturn_t
-s0box_interrupt(int intno, void *dev_id, struct pt_regs *regs)
+s0box_interrupt(int intno, void *dev_id)
 {
 #define MAXCOUNT 5
 	struct IsdnCardState *cs = dev_id;
diff --git a/drivers/isdn/hisax/saphir.c b/drivers/isdn/hisax/saphir.c
index d943d365890b..c99b16690fb3 100644
--- a/drivers/isdn/hisax/saphir.c
+++ b/drivers/isdn/hisax/saphir.c
@@ -117,7 +117,7 @@ WriteHSCX(struct IsdnCardState *cs, int hscx, u_char offset, u_char value)
 #include "hscx_irq.c"
 
 static irqreturn_t
-saphir_interrupt(int intno, void *dev_id, struct pt_regs *regs)
+saphir_interrupt(int intno, void *dev_id)
 {
 	struct IsdnCardState *cs = dev_id;
 	u_char val;
diff --git a/drivers/isdn/hisax/sedlbauer.c b/drivers/isdn/hisax/sedlbauer.c
index 8d8e8a299892..9522141f4351 100644
--- a/drivers/isdn/hisax/sedlbauer.c
+++ b/drivers/isdn/hisax/sedlbauer.c
@@ -260,7 +260,7 @@ WriteISAR(struct IsdnCardState *cs, int mode, u_char offset, u_char value)
 #include "hscx_irq.c"
 
 static irqreturn_t
-sedlbauer_interrupt(int intno, void *dev_id, struct pt_regs *regs)
+sedlbauer_interrupt(int intno, void *dev_id)
 {
 	struct IsdnCardState *cs = dev_id;
 	u_char val;
@@ -306,7 +306,7 @@ sedlbauer_interrupt(int intno, void *dev_id, struct pt_regs *regs)
 }
 
 static irqreturn_t
-sedlbauer_interrupt_ipac(int intno, void *dev_id, struct pt_regs *regs)
+sedlbauer_interrupt_ipac(int intno, void *dev_id)
 {
 	struct IsdnCardState *cs = dev_id;
 	u_char ista, val, icnt = 5;
@@ -353,7 +353,7 @@ Start_IPAC:
 }
 
 static irqreturn_t
-sedlbauer_interrupt_isar(int intno, void *dev_id, struct pt_regs *regs)
+sedlbauer_interrupt_isar(int intno, void *dev_id)
 {
 	struct IsdnCardState *cs = dev_id;
 	u_char val;
diff --git a/drivers/isdn/hisax/sportster.c b/drivers/isdn/hisax/sportster.c
index a49b694eb730..02209500b3b7 100644
--- a/drivers/isdn/hisax/sportster.c
+++ b/drivers/isdn/hisax/sportster.c
@@ -99,7 +99,7 @@ WriteHSCX(struct IsdnCardState *cs, int hscx, u_char offset, u_char value)
 #include "hscx_irq.c"
 
 static irqreturn_t
-sportster_interrupt(int intno, void *dev_id, struct pt_regs *regs)
+sportster_interrupt(int intno, void *dev_id)
 {
 	struct IsdnCardState *cs = dev_id;
 	u_char val;
diff --git a/drivers/isdn/hisax/st5481_b.c b/drivers/isdn/hisax/st5481_b.c
index aca2a3954b14..75d0f248e4ee 100644
--- a/drivers/isdn/hisax/st5481_b.c
+++ b/drivers/isdn/hisax/st5481_b.c
@@ -161,7 +161,7 @@ static void led_blink(struct st5481_adapter *adapter)
 	st5481_usb_device_ctrl_msg(adapter, GPIO_OUT, leds, NULL, NULL);
 }
 
-static void usb_b_out_complete(struct urb *urb, struct pt_regs *regs)
+static void usb_b_out_complete(struct urb *urb)
 {
 	struct st5481_bcs *bcs = urb->context;
 	struct st5481_b_out *b_out = &bcs->b_out;
diff --git a/drivers/isdn/hisax/st5481_d.c b/drivers/isdn/hisax/st5481_d.c
index 98adec440590..1d8c2618366c 100644
--- a/drivers/isdn/hisax/st5481_d.c
+++ b/drivers/isdn/hisax/st5481_d.c
@@ -370,7 +370,7 @@ static void fifo_reseted(void *context)
 	FsmEvent(&adapter->d_out.fsm, EV_DOUT_RESETED, NULL);
 }
 
-static void usb_d_out_complete(struct urb *urb, struct pt_regs *regs)
+static void usb_d_out_complete(struct urb *urb)
 {
 	struct st5481_adapter *adapter = urb->context;
 	struct st5481_d_out *d_out = &adapter->d_out;
diff --git a/drivers/isdn/hisax/st5481_usb.c b/drivers/isdn/hisax/st5481_usb.c
index b096b64b0253..ff1595122048 100644
--- a/drivers/isdn/hisax/st5481_usb.c
+++ b/drivers/isdn/hisax/st5481_usb.c
@@ -125,7 +125,7 @@ void st5481_ph_command(struct st5481_adapter *adapter, unsigned int command)
  * Call the user provided completion routine and try
  * to send the next request.
  */
-static void usb_ctrl_complete(struct urb *urb, struct pt_regs *regs)
+static void usb_ctrl_complete(struct urb *urb)
 {
 	struct st5481_adapter *adapter = urb->context;
 	struct st5481_ctrl *ctrl = &adapter->ctrl;
@@ -179,7 +179,7 @@ static void usb_ctrl_complete(struct urb *urb, struct pt_regs *regs)
  * Decode the register values and schedule a private event.
  * Called at interrupt.
  */
-static void usb_int_complete(struct urb *urb, struct pt_regs *regs)
+static void usb_int_complete(struct urb *urb)
 {
 	u8 *data = urb->transfer_buffer;
 	u8 irqbyte;
@@ -483,7 +483,7 @@ void st5481_release_isocpipes(struct urb* urb[2])
  * called 50 times per second with 20 ISOC descriptors. 
  * Called at interrupt.
  */
-static void usb_in_complete(struct urb *urb, struct pt_regs *regs)
+static void usb_in_complete(struct urb *urb)
 {
 	struct st5481_in *in = urb->context;
 	unsigned char *ptr;
diff --git a/drivers/isdn/hisax/teleint.c b/drivers/isdn/hisax/teleint.c
index e94dc6f5bd62..0909662b7458 100644
--- a/drivers/isdn/hisax/teleint.c
+++ b/drivers/isdn/hisax/teleint.c
@@ -157,7 +157,7 @@ WriteHFC(struct IsdnCardState *cs, int data, u_char reg, u_char value)
 }
 
 static irqreturn_t
-TeleInt_interrupt(int intno, void *dev_id, struct pt_regs *regs)
+TeleInt_interrupt(int intno, void *dev_id)
 {
 	struct IsdnCardState *cs = dev_id;
 	u_char val;
diff --git a/drivers/isdn/hisax/teles0.c b/drivers/isdn/hisax/teles0.c
index f94af0930a17..48581335f43c 100644
--- a/drivers/isdn/hisax/teles0.c
+++ b/drivers/isdn/hisax/teles0.c
@@ -144,7 +144,7 @@ WriteHSCX(struct IsdnCardState *cs, int hscx, u_char offset, u_char value)
 #include "hscx_irq.c"
 
 static irqreturn_t
-teles0_interrupt(int intno, void *dev_id, struct pt_regs *regs)
+teles0_interrupt(int intno, void *dev_id)
 {
 	struct IsdnCardState *cs = dev_id;
 	u_char val;
diff --git a/drivers/isdn/hisax/teles3.c b/drivers/isdn/hisax/teles3.c
index 5cb712437da4..6a5e379e0774 100644
--- a/drivers/isdn/hisax/teles3.c
+++ b/drivers/isdn/hisax/teles3.c
@@ -101,7 +101,7 @@ WriteHSCX(struct IsdnCardState *cs, int hscx, u_char offset, u_char value)
 #include "hscx_irq.c"
 
 static irqreturn_t
-teles3_interrupt(int intno, void *dev_id, struct pt_regs *regs)
+teles3_interrupt(int intno, void *dev_id)
 {
 #define MAXCOUNT 5
 	struct IsdnCardState *cs = dev_id;
diff --git a/drivers/isdn/hisax/telespci.c b/drivers/isdn/hisax/telespci.c
index dca446865f24..d09f6d033f15 100644
--- a/drivers/isdn/hisax/telespci.c
+++ b/drivers/isdn/hisax/telespci.c
@@ -226,7 +226,7 @@ WriteHSCX(struct IsdnCardState *cs, int hscx, u_char offset, u_char value)
 #include "hscx_irq.c"
 
 static irqreturn_t
-telespci_interrupt(int intno, void *dev_id, struct pt_regs *regs)
+telespci_interrupt(int intno, void *dev_id)
 {
 	struct IsdnCardState *cs = dev_id;
 	u_char hval, ival;
diff --git a/drivers/isdn/hisax/w6692.c b/drivers/isdn/hisax/w6692.c
index 0595293b8659..1655341797a9 100644
--- a/drivers/isdn/hisax/w6692.c
+++ b/drivers/isdn/hisax/w6692.c
@@ -400,7 +400,7 @@ W6692B_interrupt(struct IsdnCardState *cs, u_char bchan)
 }
 
 static irqreturn_t
-W6692_interrupt(int intno, void *dev_id, struct pt_regs *regs)
+W6692_interrupt(int intno, void *dev_id)
 {
 	struct IsdnCardState	*cs = dev_id;
 	u_char			val, exval, v1;
@@ -715,7 +715,7 @@ dbusy_timer_handler(struct IsdnCardState *cs)
 			}
 			cs->writeW6692(cs, W_D_CMDR, W_D_CMDR_XRST);	/* Transmitter reset */
 			spin_unlock_irqrestore(&cs->lock, flags);
-			cs->irq_func(cs->irq, cs, NULL);
+			cs->irq_func(cs->irq, cs);
 			return;
 		}
 	}
diff --git a/drivers/isdn/hysdn/boardergo.c b/drivers/isdn/hysdn/boardergo.c
index 73afebdf80bd..160f22fa5941 100644
--- a/drivers/isdn/hysdn/boardergo.c
+++ b/drivers/isdn/hysdn/boardergo.c
@@ -33,7 +33,7 @@
 /* The cards interrupt handler. Called from system */
 /***************************************************/
 static irqreturn_t
-ergo_interrupt(int intno, void *dev_id, struct pt_regs *regs)
+ergo_interrupt(int intno, void *dev_id)
 {
 	hysdn_card *card = dev_id;	/* parameter from irq */
 	tErgDpram *dpr;
diff --git a/drivers/isdn/pcbit/layer2.c b/drivers/isdn/pcbit/layer2.c
index ba766930f088..13e7d219d1c7 100644
--- a/drivers/isdn/pcbit/layer2.c
+++ b/drivers/isdn/pcbit/layer2.c
@@ -512,7 +512,7 @@ pcbit_firmware_bug(struct pcbit_dev *dev)
 }
 
 irqreturn_t
-pcbit_irq_handler(int interrupt, void *devptr, struct pt_regs *regs)
+pcbit_irq_handler(int interrupt, void *devptr)
 {
 	struct pcbit_dev *dev;
 	u_char info,
diff --git a/drivers/isdn/pcbit/layer2.h b/drivers/isdn/pcbit/layer2.h
index 0d99da3a3e2b..2ac295e1a6e5 100644
--- a/drivers/isdn/pcbit/layer2.h
+++ b/drivers/isdn/pcbit/layer2.h
@@ -124,7 +124,7 @@ struct frame_buf {
 extern int pcbit_l2_write(struct pcbit_dev * dev, ulong msg, ushort refnum, 
                           struct sk_buff *skb, unsigned short hdr_len);
 
-extern irqreturn_t pcbit_irq_handler(int interrupt, void *, struct pt_regs *regs);
+extern irqreturn_t pcbit_irq_handler(int interrupt, void *);
 
 extern struct pcbit_dev * dev_pcbit[MAX_PCBIT_CARDS];
 
diff --git a/drivers/isdn/sc/init.c b/drivers/isdn/sc/init.c
index a627e68023f6..222ca7c08baa 100644
--- a/drivers/isdn/sc/init.c
+++ b/drivers/isdn/sc/init.c
@@ -35,7 +35,7 @@ module_param_array(irq, int, NULL, 0);
 module_param_array(ram, int, NULL, 0);
 module_param(do_reset, bool, 0);
 
-extern irqreturn_t interrupt_handler(int, void *, struct pt_regs *);
+extern irqreturn_t interrupt_handler(int, void *);
 extern int sndpkt(int, int, int, struct sk_buff *);
 extern int command(isdn_ctrl *);
 extern int indicate_status(int, int, ulong, char*);
diff --git a/drivers/isdn/sc/interrupt.c b/drivers/isdn/sc/interrupt.c
index ae6263125ac2..cd17de18cb76 100644
--- a/drivers/isdn/sc/interrupt.c
+++ b/drivers/isdn/sc/interrupt.c
@@ -45,7 +45,7 @@ static int get_card_from_irq(int irq)
 /*
  * 
  */
-irqreturn_t interrupt_handler(int interrupt, void *cardptr, struct pt_regs *regs)
+irqreturn_t interrupt_handler(int interrupt, void *cardptr)
 {
 
 	RspMessage rcvmsg;
diff --git a/drivers/macintosh/adb-iop.c b/drivers/macintosh/adb-iop.c
index d56d400b6aaa..17ef5d3c01b4 100644
--- a/drivers/macintosh/adb-iop.c
+++ b/drivers/macintosh/adb-iop.c
@@ -30,7 +30,7 @@
 
 /*#define DEBUG_ADB_IOP*/
 
-extern void iop_ism_irq(int, void *, struct pt_regs *);
+extern void iop_ism_irq(int, void *);
 
 static struct adb_request *current_req;
 static struct adb_request *last_req;
@@ -78,7 +78,7 @@ static void adb_iop_end_req(struct adb_request *req, int state)
  * This will be called when a packet has been successfully sent.
  */
 
-static void adb_iop_complete(struct iop_msg *msg, struct pt_regs *regs)
+static void adb_iop_complete(struct iop_msg *msg)
 {
 	struct adb_request *req;
 	uint flags;
@@ -100,7 +100,7 @@ static void adb_iop_complete(struct iop_msg *msg, struct pt_regs *regs)
  * commands or autopoll packets) are received.
  */
 
-static void adb_iop_listen(struct iop_msg *msg, struct pt_regs *regs)
+static void adb_iop_listen(struct iop_msg *msg)
 {
 	struct adb_iopmsg *amsg = (struct adb_iopmsg *) msg->message;
 	struct adb_request *req;
@@ -143,7 +143,7 @@ static void adb_iop_listen(struct iop_msg *msg, struct pt_regs *regs)
 			req->reply_len = amsg->count + 1;
 			memcpy(req->reply, &amsg->cmd, req->reply_len);
 		} else {
-			adb_input(&amsg->cmd, amsg->count + 1, regs,
+			adb_input(&amsg->cmd, amsg->count + 1,
 				  amsg->flags & ADB_IOP_AUTOPOLL);
 		}
 		memcpy(msg->reply, msg->message, IOP_MSG_LEN);
@@ -266,7 +266,7 @@ int adb_iop_autopoll(int devs)
 void adb_iop_poll(void)
 {
 	if (adb_iop_state == idle) adb_iop_start();
-	iop_ism_irq(0, (void *) ADB_IOP, NULL);
+	iop_ism_irq(0, (void *) ADB_IOP);
 }
 
 int adb_iop_reset_bus(void)
diff --git a/drivers/macintosh/adb.c b/drivers/macintosh/adb.c
index 360f93f6fcdb..be0bd34ff6f9 100644
--- a/drivers/macintosh/adb.c
+++ b/drivers/macintosh/adb.c
@@ -103,7 +103,7 @@ static void adbdev_init(void);
 static int try_handler_change(int, int);
 
 static struct adb_handler {
-	void (*handler)(unsigned char *, int, struct pt_regs *, int);
+	void (*handler)(unsigned char *, int, int);
 	int original_address;
 	int handler_id;
 	int busy;
@@ -522,7 +522,7 @@ bail:
     the handler_id id it doesn't match. */
 int
 adb_register(int default_id, int handler_id, struct adb_ids *ids,
-	     void (*handler)(unsigned char *, int, struct pt_regs *, int))
+	     void (*handler)(unsigned char *, int, int))
 {
 	int i;
 
@@ -570,13 +570,13 @@ adb_unregister(int index)
 }
 
 void
-adb_input(unsigned char *buf, int nb, struct pt_regs *regs, int autopoll)
+adb_input(unsigned char *buf, int nb, int autopoll)
 {
 	int i, id;
 	static int dump_adb_input = 0;
 	unsigned long flags;
 	
-	void (*handler)(unsigned char *, int, struct pt_regs *, int);
+	void (*handler)(unsigned char *, int, int);
 
 	/* We skip keystrokes and mouse moves when the sleep process
 	 * has been started. We stop autopoll, but this is another security
@@ -597,7 +597,7 @@ adb_input(unsigned char *buf, int nb, struct pt_regs *regs, int autopoll)
 		adb_handler[id].busy = 1;
 	write_unlock_irqrestore(&adb_handler_lock, flags);
 	if (handler != NULL) {
-		(*handler)(buf, nb, regs, autopoll);
+		(*handler)(buf, nb, autopoll);
 		wmb();
 		adb_handler[id].busy = 0;
 	}
diff --git a/drivers/macintosh/adbhid.c b/drivers/macintosh/adbhid.c
index b7fb367808d8..5066e7a8ea9c 100644
--- a/drivers/macintosh/adbhid.c
+++ b/drivers/macintosh/adbhid.c
@@ -222,7 +222,7 @@ static struct adbhid *adbhid[16];
 
 static void adbhid_probe(void);
 
-static void adbhid_input_keycode(int, int, int, struct pt_regs *);
+static void adbhid_input_keycode(int, int, int);
 
 static void init_trackpad(int id);
 static void init_trackball(int id);
@@ -253,7 +253,7 @@ static struct adb_ids buttons_ids;
 #define ADBMOUSE_MACALLY2	9	/* MacAlly 2-button mouse */
 
 static void
-adbhid_keyboard_input(unsigned char *data, int nb, struct pt_regs *regs, int apoll)
+adbhid_keyboard_input(unsigned char *data, int nb, int apoll)
 {
 	int id = (data[0] >> 4) & 0x0f;
 
@@ -266,13 +266,13 @@ adbhid_keyboard_input(unsigned char *data, int nb, struct pt_regs *regs, int apo
 	/* first check this is from register 0 */
 	if (nb != 3 || (data[0] & 3) != KEYB_KEYREG)
 		return;		/* ignore it */
-	adbhid_input_keycode(id, data[1], 0, regs);
+	adbhid_input_keycode(id, data[1], 0);
 	if (!(data[2] == 0xff || (data[2] == 0x7f && data[1] == 0x7f)))
-		adbhid_input_keycode(id, data[2], 0, regs);
+		adbhid_input_keycode(id, data[2], 0);
 }
 
 static void
-adbhid_input_keycode(int id, int keycode, int repeat, struct pt_regs *regs)
+adbhid_input_keycode(int id, int keycode, int repeat)
 {
 	struct adbhid *ahid = adbhid[id];
 	int up_flag;
@@ -282,7 +282,6 @@ adbhid_input_keycode(int id, int keycode, int repeat, struct pt_regs *regs)
 
 	switch (keycode) {
 	case ADB_KEY_CAPSLOCK: /* Generate down/up events for CapsLock everytime. */
-		input_regs(ahid->input, regs);
 		input_report_key(ahid->input, KEY_CAPSLOCK, 1);
 		input_report_key(ahid->input, KEY_CAPSLOCK, 0);
 		input_sync(ahid->input);
@@ -338,7 +337,6 @@ adbhid_input_keycode(int id, int keycode, int repeat, struct pt_regs *regs)
 	}
 
 	if (adbhid[id]->keycode[keycode]) {
-		input_regs(adbhid[id]->input, regs);
 		input_report_key(adbhid[id]->input,
 				 adbhid[id]->keycode[keycode], !up_flag);
 		input_sync(adbhid[id]->input);
@@ -349,7 +347,7 @@ adbhid_input_keycode(int id, int keycode, int repeat, struct pt_regs *regs)
 }
 
 static void
-adbhid_mouse_input(unsigned char *data, int nb, struct pt_regs *regs, int autopoll)
+adbhid_mouse_input(unsigned char *data, int nb, int autopoll)
 {
 	int id = (data[0] >> 4) & 0x0f;
 
@@ -432,8 +430,6 @@ adbhid_mouse_input(unsigned char *data, int nb, struct pt_regs *regs, int autopo
                 break;
 	}
 
-	input_regs(adbhid[id]->input, regs);
-
 	input_report_key(adbhid[id]->input, BTN_LEFT,   !((data[1] >> 7) & 1));
 	input_report_key(adbhid[id]->input, BTN_MIDDLE, !((data[2] >> 7) & 1));
 
@@ -449,7 +445,7 @@ adbhid_mouse_input(unsigned char *data, int nb, struct pt_regs *regs, int autopo
 }
 
 static void
-adbhid_buttons_input(unsigned char *data, int nb, struct pt_regs *regs, int autopoll)
+adbhid_buttons_input(unsigned char *data, int nb, int autopoll)
 {
 	int id = (data[0] >> 4) & 0x0f;
 
@@ -458,8 +454,6 @@ adbhid_buttons_input(unsigned char *data, int nb, struct pt_regs *regs, int auto
 		return;
 	}
 
-	input_regs(adbhid[id]->input, regs);
-
 	switch (adbhid[id]->original_handler_id) {
 	default:
 	case 0x02: /* Adjustable keyboard button device */
diff --git a/drivers/macintosh/macio-adb.c b/drivers/macintosh/macio-adb.c
index 4b08852c35ee..797cef72258f 100644
--- a/drivers/macintosh/macio-adb.c
+++ b/drivers/macintosh/macio-adb.c
@@ -64,7 +64,7 @@ static DEFINE_SPINLOCK(macio_lock);
 
 static int macio_probe(void);
 static int macio_init(void);
-static irqreturn_t macio_adb_interrupt(int irq, void *arg, struct pt_regs *regs);
+static irqreturn_t macio_adb_interrupt(int irq, void *arg);
 static int macio_send_request(struct adb_request *req, int sync);
 static int macio_adb_autopoll(int devs);
 static void macio_adb_poll(void);
@@ -189,8 +189,7 @@ static int macio_send_request(struct adb_request *req, int sync)
 	return 0;
 }
 
-static irqreturn_t macio_adb_interrupt(int irq, void *arg,
-				       struct pt_regs *regs)
+static irqreturn_t macio_adb_interrupt(int irq, void *arg)
 {
 	int i, n, err;
 	struct adb_request *req = NULL;
@@ -260,7 +259,7 @@ static irqreturn_t macio_adb_interrupt(int irq, void *arg,
 		(*done)(req);
 	}
 	if (ibuf_len)
-		adb_input(ibuf, ibuf_len, regs, autopoll);
+		adb_input(ibuf, ibuf_len, autopoll);
 
 	return IRQ_RETVAL(handled);
 }
@@ -271,6 +270,6 @@ static void macio_adb_poll(void)
 
 	local_irq_save(flags);
 	if (in_8(&adb->intr.r) != 0)
-		macio_adb_interrupt(0, NULL, NULL);
+		macio_adb_interrupt(0, NULL);
 	local_irq_restore(flags);
 }
diff --git a/drivers/macintosh/smu.c b/drivers/macintosh/smu.c
index c0f9d82e4662..ade25b3fbb35 100644
--- a/drivers/macintosh/smu.c
+++ b/drivers/macintosh/smu.c
@@ -145,7 +145,7 @@ static void smu_start_cmd(void)
 }
 
 
-static irqreturn_t smu_db_intr(int irq, void *arg, struct pt_regs *regs)
+static irqreturn_t smu_db_intr(int irq, void *arg)
 {
 	unsigned long flags;
 	struct smu_cmd *cmd;
@@ -224,7 +224,7 @@ static irqreturn_t smu_db_intr(int irq, void *arg, struct pt_regs *regs)
 }
 
 
-static irqreturn_t smu_msg_intr(int irq, void *arg, struct pt_regs *regs)
+static irqreturn_t smu_msg_intr(int irq, void *arg)
 {
 	/* I don't quite know what to do with this one, we seem to never
 	 * receive it, so I suspect we have to arm it someway in the SMU
@@ -309,7 +309,7 @@ void smu_poll(void)
 
 	gpio = pmac_do_feature_call(PMAC_FTR_READ_GPIO, NULL, smu->doorbell);
 	if ((gpio & 7) == 7)
-		smu_db_intr(smu->db_irq, smu, NULL);
+		smu_db_intr(smu->db_irq, smu);
 }
 EXPORT_SYMBOL(smu_poll);
 
diff --git a/drivers/macintosh/via-cuda.c b/drivers/macintosh/via-cuda.c
index 7512d1c15207..df66291b1322 100644
--- a/drivers/macintosh/via-cuda.c
+++ b/drivers/macintosh/via-cuda.c
@@ -98,8 +98,8 @@ static int cuda_reset_adb_bus(void);
 
 static int cuda_init_via(void);
 static void cuda_start(void);
-static irqreturn_t cuda_interrupt(int irq, void *arg, struct pt_regs *regs);
-static void cuda_input(unsigned char *buf, int nb, struct pt_regs *regs);
+static irqreturn_t cuda_interrupt(int irq, void *arg);
+static void cuda_input(unsigned char *buf, int nb);
 void cuda_poll(void);
 static int cuda_write(struct adb_request *req);
 
@@ -437,12 +437,12 @@ cuda_poll(void)
      * disable_irq(), would that work on m68k ? --BenH
      */
     local_irq_save(flags);
-    cuda_interrupt(0, NULL, NULL);
+    cuda_interrupt(0, NULL);
     local_irq_restore(flags);
 }
 
 static irqreturn_t
-cuda_interrupt(int irq, void *arg, struct pt_regs *regs)
+cuda_interrupt(int irq, void *arg)
 {
     int status;
     struct adb_request *req = NULL;
@@ -594,12 +594,12 @@ cuda_interrupt(int irq, void *arg, struct pt_regs *regs)
 		(*done)(req);
     }
     if (ibuf_len)
-	cuda_input(ibuf, ibuf_len, regs);
+	cuda_input(ibuf, ibuf_len);
     return IRQ_HANDLED;
 }
 
 static void
-cuda_input(unsigned char *buf, int nb, struct pt_regs *regs)
+cuda_input(unsigned char *buf, int nb)
 {
     int i;
 
@@ -615,7 +615,7 @@ cuda_input(unsigned char *buf, int nb, struct pt_regs *regs)
 	}
 #endif /* CONFIG_XMON */
 #ifdef CONFIG_ADB
-	adb_input(buf+2, nb-2, regs, buf[1] & 0x40);
+	adb_input(buf+2, nb-2, buf[1] & 0x40);
 #endif /* CONFIG_ADB */
 	break;
 
diff --git a/drivers/macintosh/via-macii.c b/drivers/macintosh/via-macii.c
index 2a2ffe060169..5d88d5b0ad99 100644
--- a/drivers/macintosh/via-macii.c
+++ b/drivers/macintosh/via-macii.c
@@ -77,7 +77,7 @@ static volatile unsigned char *via;
 
 static int  macii_init_via(void);
 static void macii_start(void);
-static irqreturn_t macii_interrupt(int irq, void *arg, struct pt_regs *regs);
+static irqreturn_t macii_interrupt(int irq, void *arg);
 static void macii_retransmit(int);
 static void macii_queue_poll(void);
 
@@ -295,7 +295,7 @@ static void macii_poll(void)
 	unsigned long flags;
 
 	local_irq_save(flags);
-	if (via[IFR] & SR_INT) macii_interrupt(0, NULL, NULL);
+	if (via[IFR] & SR_INT) macii_interrupt(0, NULL);
 	local_irq_restore(flags);
 }
 
@@ -410,7 +410,7 @@ static void macii_start(void)
  * Note: As of 21/10/97, the MacII ADB part works including timeout detection
  * and retransmit (Talk to the last active device).
  */
-static irqreturn_t macii_interrupt(int irq, void *arg, struct pt_regs *regs)
+static irqreturn_t macii_interrupt(int irq, void *arg)
 {
 	int x, adbdir;
 	unsigned long flags;
@@ -602,8 +602,7 @@ static irqreturn_t macii_interrupt(int irq, void *arg, struct pt_regs *regs)
 				current_req = req->next;
 				if (req->done) (*req->done)(req);
 			} else {
-				adb_input(reply_buf, reply_ptr - reply_buf,
-					  regs, 0);
+				adb_input(reply_buf, reply_ptr - reply_buf, 0);
 			}
 
 			/*
diff --git a/drivers/macintosh/via-maciisi.c b/drivers/macintosh/via-maciisi.c
index 0129fcc3b183..1f0aa5dc9aa5 100644
--- a/drivers/macintosh/via-maciisi.c
+++ b/drivers/macintosh/via-maciisi.c
@@ -84,8 +84,8 @@ static int maciisi_init(void);
 static int maciisi_send_request(struct adb_request* req, int sync);
 static void maciisi_sync(struct adb_request *req);
 static int maciisi_write(struct adb_request* req);
-static irqreturn_t maciisi_interrupt(int irq, void* arg, struct pt_regs* regs);
-static void maciisi_input(unsigned char *buf, int nb, struct pt_regs *regs);
+static irqreturn_t maciisi_interrupt(int irq, void* arg);
+static void maciisi_input(unsigned char *buf, int nb);
 static int maciisi_init_via(void);
 static void maciisi_poll(void);
 static int maciisi_start(void);
@@ -421,7 +421,7 @@ maciisi_poll(void)
 
 	local_irq_save(flags);
 	if (via[IFR] & SR_INT) {
-		maciisi_interrupt(0, NULL, NULL);
+		maciisi_interrupt(0, NULL);
 	}
 	else /* avoid calling this function too quickly in a loop */
 		udelay(ADB_DELAY);
@@ -433,7 +433,7 @@ maciisi_poll(void)
    register is either full or empty. In practice, I have no idea what
    it means :( */
 static irqreturn_t
-maciisi_interrupt(int irq, void* arg, struct pt_regs* regs)
+maciisi_interrupt(int irq, void* arg)
 {
 	int status;
 	struct adb_request *req;
@@ -612,7 +612,7 @@ maciisi_interrupt(int irq, void* arg, struct pt_regs* regs)
 			/* Obviously, we got it */
 			reading_reply = 0;
 		} else {
-			maciisi_input(maciisi_rbuf, reply_ptr - maciisi_rbuf, regs);
+			maciisi_input(maciisi_rbuf, reply_ptr - maciisi_rbuf);
 		}
 		maciisi_state = idle;
 		status = via[B] & (TIP|TREQ);
@@ -657,7 +657,7 @@ maciisi_interrupt(int irq, void* arg, struct pt_regs* regs)
 }
 
 static void
-maciisi_input(unsigned char *buf, int nb, struct pt_regs *regs)
+maciisi_input(unsigned char *buf, int nb)
 {
 #ifdef DEBUG_MACIISI_ADB
     int i;
@@ -665,7 +665,7 @@ maciisi_input(unsigned char *buf, int nb, struct pt_regs *regs)
 
     switch (buf[0]) {
     case ADB_PACKET:
-	    adb_input(buf+2, nb-2, regs, buf[1] & 0x40);
+	    adb_input(buf+2, nb-2, buf[1] & 0x40);
 	    break;
     default:
 #ifdef DEBUG_MACIISI_ADB
diff --git a/drivers/macintosh/via-pmu.c b/drivers/macintosh/via-pmu.c
index 4f04fd0956a0..e63ea1c1f3c1 100644
--- a/drivers/macintosh/via-pmu.c
+++ b/drivers/macintosh/via-pmu.c
@@ -191,8 +191,8 @@ static int pmu_adb_reset_bus(void);
 
 static int init_pmu(void);
 static void pmu_start(void);
-static irqreturn_t via_pmu_interrupt(int irq, void *arg, struct pt_regs *regs);
-static irqreturn_t gpio1_interrupt(int irq, void *arg, struct pt_regs *regs);
+static irqreturn_t via_pmu_interrupt(int irq, void *arg);
+static irqreturn_t gpio1_interrupt(int irq, void *arg);
 static int proc_get_info(char *page, char **start, off_t off,
 			  int count, int *eof, void *data);
 static int proc_get_irqstats(char *page, char **start, off_t off,
@@ -555,7 +555,7 @@ init_pmu(void)
 		}
 		if (pmu_state == idle)
 			adb_int_pending = 1;
-		via_pmu_interrupt(0, NULL, NULL);
+		via_pmu_interrupt(0, NULL);
 		udelay(10);
 	}
 
@@ -1215,7 +1215,7 @@ pmu_poll(void)
 		return;
 	if (disable_poll)
 		return;
-	via_pmu_interrupt(0, NULL, NULL);
+	via_pmu_interrupt(0, NULL);
 }
 
 void
@@ -1228,7 +1228,7 @@ pmu_poll_adb(void)
 	/* Kicks ADB read when PMU is suspended */
 	adb_int_pending = 1;
 	do {
-		via_pmu_interrupt(0, NULL, NULL);
+		via_pmu_interrupt(0, NULL);
 	} while (pmu_suspended && (adb_int_pending || pmu_state != idle
 		|| req_awaiting_reply));
 }
@@ -1239,7 +1239,7 @@ pmu_wait_complete(struct adb_request *req)
 	if (!via)
 		return;
 	while((pmu_state != idle && pmu_state != locked) || !req->complete)
-		via_pmu_interrupt(0, NULL, NULL);
+		via_pmu_interrupt(0, NULL);
 }
 
 /* This function loops until the PMU is idle and prevents it from
@@ -1268,7 +1268,7 @@ pmu_suspend(void)
 		spin_unlock_irqrestore(&pmu_lock, flags);
 		if (req_awaiting_reply)
 			adb_int_pending = 1;
-		via_pmu_interrupt(0, NULL, NULL);
+		via_pmu_interrupt(0, NULL);
 		spin_lock_irqsave(&pmu_lock, flags);
 		if (!adb_int_pending && pmu_state == idle && !req_awaiting_reply) {
 #ifdef SUSPEND_USES_PMU
@@ -1318,7 +1318,7 @@ pmu_resume(void)
 
 /* Interrupt data could be the result data from an ADB cmd */
 static void
-pmu_handle_data(unsigned char *data, int len, struct pt_regs *regs)
+pmu_handle_data(unsigned char *data, int len)
 {
 	unsigned char ints, pirq;
 	int i = 0;
@@ -1393,7 +1393,7 @@ next:
 			if (!(pmu_kind == PMU_OHARE_BASED && len == 4
 			      && data[1] == 0x2c && data[3] == 0xff
 			      && (data[2] & ~1) == 0xf4))
-				adb_input(data+1, len-1, regs, 1);
+				adb_input(data+1, len-1, 1);
 #endif /* CONFIG_ADB */		
 		}
 	}
@@ -1431,7 +1431,7 @@ next:
 }
 
 static struct adb_request*
-pmu_sr_intr(struct pt_regs *regs)
+pmu_sr_intr(void)
 {
 	struct adb_request *req;
 	int bite = 0;
@@ -1537,7 +1537,7 @@ pmu_sr_intr(struct pt_regs *regs)
 }
 
 static irqreturn_t
-via_pmu_interrupt(int irq, void *arg, struct pt_regs *regs)
+via_pmu_interrupt(int irq, void *arg)
 {
 	unsigned long flags;
 	int intr;
@@ -1567,7 +1567,7 @@ via_pmu_interrupt(int irq, void *arg, struct pt_regs *regs)
 			pmu_irq_stats[0]++;
 		}
 		if (intr & SR_INT) {
-			req = pmu_sr_intr(regs);
+			req = pmu_sr_intr();
 			if (req)
 				break;
 		}
@@ -1613,7 +1613,7 @@ no_free_slot:
 		
 	/* Deal with interrupt datas outside of the lock */
 	if (int_data >= 0) {
-		pmu_handle_data(interrupt_data[int_data], interrupt_data_len[int_data], regs);
+		pmu_handle_data(interrupt_data[int_data], interrupt_data_len[int_data]);
 		spin_lock_irqsave(&pmu_lock, flags);
 		++disable_poll;
 		int_data_state[int_data] = int_data_empty;
@@ -1638,7 +1638,7 @@ pmu_unlock(void)
 
 
 static irqreturn_t
-gpio1_interrupt(int irq, void *arg, struct pt_regs *regs)
+gpio1_interrupt(int irq, void *arg)
 {
 	unsigned long flags;
 
@@ -1651,7 +1651,7 @@ gpio1_interrupt(int irq, void *arg, struct pt_regs *regs)
 		pmu_irq_stats[1]++;
 		adb_int_pending = 1;
 		spin_unlock_irqrestore(&pmu_lock, flags);
-		via_pmu_interrupt(0, NULL, NULL);
+		via_pmu_interrupt(0, NULL);
 		return IRQ_HANDLED;
 	}
 	return IRQ_NONE;
@@ -2116,7 +2116,7 @@ pmac_wakeup_devices(void)
 
 	/* Force a poll of ADB interrupts */
 	adb_int_pending = 1;
-	via_pmu_interrupt(0, NULL, NULL);
+	via_pmu_interrupt(0, NULL);
 
 	/* Restart jiffies & scheduling */
 	wakeup_decrementer();
diff --git a/drivers/macintosh/via-pmu68k.c b/drivers/macintosh/via-pmu68k.c
index 9f4eff1d1a0f..d9986f3a3fbf 100644
--- a/drivers/macintosh/via-pmu68k.c
+++ b/drivers/macintosh/via-pmu68k.c
@@ -107,7 +107,7 @@ BLOCKING_NOTIFIER_HEAD(sleep_notifier_list);
 static int pmu_probe(void);
 static int pmu_init(void);
 static void pmu_start(void);
-static irqreturn_t pmu_interrupt(int irq, void *arg, struct pt_regs *regs);
+static irqreturn_t pmu_interrupt(int irq, void *arg);
 static int pmu_send_request(struct adb_request *req, int sync);
 static int pmu_autopoll(int devs);
 void pmu_poll(void);
@@ -118,8 +118,7 @@ static void pmu_start(void);
 static void send_byte(int x);
 static void recv_byte(void);
 static void pmu_done(struct adb_request *req);
-static void pmu_handle_data(unsigned char *data, int len,
-			    struct pt_regs *regs);
+static void pmu_handle_data(unsigned char *data, int len);
 static void set_volume(int level);
 static void pmu_enable_backlight(int on);
 static void pmu_set_brightness(int level);
@@ -222,7 +221,7 @@ pmu_init(void)
 		}
 		if (pmu_state == idle) {
 			adb_int_pending = 1;
-			pmu_interrupt(0, NULL, NULL);
+			pmu_interrupt(0, NULL);
 		}
 		pmu_poll();
 		udelay(10);
@@ -563,17 +562,17 @@ pmu_poll(void)
 	local_irq_save(flags);
 	if (via1[IFR] & SR_INT) {
 		via1[IFR] = SR_INT;
-		pmu_interrupt(IRQ_MAC_ADB_SR, NULL, NULL);
+		pmu_interrupt(IRQ_MAC_ADB_SR, NULL);
 	}
 	if (via1[IFR] & CB1_INT) {
 		via1[IFR] = CB1_INT;
-		pmu_interrupt(IRQ_MAC_ADB_CL, NULL, NULL);
+		pmu_interrupt(IRQ_MAC_ADB_CL, NULL);
 	}
 	local_irq_restore(flags);
 }
 
 static irqreturn_t
-pmu_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+pmu_interrupt(int irq, void *dev_id)
 {
 	struct adb_request *req;
 	int timeout, bite = 0;	/* to prevent compiler warning */
@@ -657,7 +656,7 @@ pmu_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 			}
 
 			if (pmu_state == reading_intr) {
-				pmu_handle_data(interrupt_data, data_index, regs);
+				pmu_handle_data(interrupt_data, data_index);
 			} else {
 				req = current_req;
 				current_req = req->next;
@@ -701,7 +700,7 @@ pmu_done(struct adb_request *req)
 
 /* Interrupt data could be the result data from an ADB cmd */
 static void 
-pmu_handle_data(unsigned char *data, int len, struct pt_regs *regs)
+pmu_handle_data(unsigned char *data, int len)
 {
 	static int show_pmu_ints = 1;
 
@@ -726,7 +725,7 @@ pmu_handle_data(unsigned char *data, int len, struct pt_regs *regs)
 			}
 			pmu_done(req);
 		} else {
-			adb_input(data+1, len-1, regs, 1);
+			adb_input(data+1, len-1, 1);
 		}
 	} else {
 		if (data[0] == 0x08 && len == 3) {
diff --git a/drivers/macintosh/windfarm_pm112.c b/drivers/macintosh/windfarm_pm112.c
index ef66bf2778ec..fa4b13f89369 100644
--- a/drivers/macintosh/windfarm_pm112.c
+++ b/drivers/macintosh/windfarm_pm112.c
@@ -650,24 +650,26 @@ static struct notifier_block pm112_events = {
 	.notifier_call = pm112_wf_notify,
 };
 
-static int wf_pm112_probe(struct device *dev)
+static int wf_pm112_probe(struct platform_device *dev)
 {
 	wf_register_client(&pm112_events);
 	return 0;
 }
 
-static int wf_pm112_remove(struct device *dev)
+static int __devexit wf_pm112_remove(struct platform_device *dev)
 {
 	wf_unregister_client(&pm112_events);
 	/* should release all sensors and controls */
 	return 0;
 }
 
-static struct device_driver wf_pm112_driver = {
-	.name = "windfarm",
-	.bus = &platform_bus_type,
+static struct platform_driver wf_pm112_driver = {
 	.probe = wf_pm112_probe,
-	.remove = wf_pm112_remove,
+	.remove = __devexit_p(wf_pm112_remove),
+	.driver = {
+		.name = "windfarm",
+		.bus = &platform_bus_type,
+	},
 };
 
 static int __init wf_pm112_init(void)
@@ -683,13 +685,13 @@ static int __init wf_pm112_init(void)
 		++nr_cores;
 
 	printk(KERN_INFO "windfarm: initializing for dual-core desktop G5\n");
-	driver_register(&wf_pm112_driver);
+	platform_driver_register(&wf_pm112_driver);
 	return 0;
 }
 
 static void __exit wf_pm112_exit(void)
 {
-	driver_unregister(&wf_pm112_driver);
+	platform_driver_unregister(&wf_pm112_driver);
 }
 
 module_init(wf_pm112_init);
diff --git a/drivers/macintosh/windfarm_pm81.c b/drivers/macintosh/windfarm_pm81.c
index 2ff546e4c92f..2a944851b8e1 100644
--- a/drivers/macintosh/windfarm_pm81.c
+++ b/drivers/macintosh/windfarm_pm81.c
@@ -131,8 +131,6 @@
 
 static int wf_smu_mach_model;	/* machine model id */
 
-static struct device *wf_smu_dev;
-
 /* Controls & sensors */
 static struct wf_sensor	*sensor_cpu_power;
 static struct wf_sensor	*sensor_cpu_temp;
@@ -717,16 +715,14 @@ static int wf_init_pm(void)
 	return 0;
 }
 
-static int wf_smu_probe(struct device *ddev)
+static int wf_smu_probe(struct platform_device *ddev)
 {
-	wf_smu_dev = ddev;
-
 	wf_register_client(&wf_smu_events);
 
 	return 0;
 }
 
-static int wf_smu_remove(struct device *ddev)
+static int __devexit wf_smu_remove(struct platform_device *ddev)
 {
 	wf_unregister_client(&wf_smu_events);
 
@@ -766,16 +762,16 @@ static int wf_smu_remove(struct device *ddev)
 	if (wf_smu_cpu_fans)
 		kfree(wf_smu_cpu_fans);
 
-	wf_smu_dev = NULL;
-
 	return 0;
 }
 
-static struct device_driver wf_smu_driver = {
-        .name = "windfarm",
-        .bus = &platform_bus_type,
+static struct platform_driver wf_smu_driver = {
         .probe = wf_smu_probe,
-        .remove = wf_smu_remove,
+        .remove = __devexit_p(wf_smu_remove),
+	.driver = {
+		.name = "windfarm",
+		.bus = &platform_bus_type,
+	},
 };
 
 
@@ -794,7 +790,7 @@ static int __init wf_smu_init(void)
 		request_module("windfarm_lm75_sensor");
 
 #endif /* MODULE */
-		driver_register(&wf_smu_driver);
+		platform_driver_register(&wf_smu_driver);
 	}
 
 	return rc;
@@ -803,7 +799,7 @@ static int __init wf_smu_init(void)
 static void __exit wf_smu_exit(void)
 {
 
-	driver_unregister(&wf_smu_driver);
+	platform_driver_unregister(&wf_smu_driver);
 }
 
 
diff --git a/drivers/macintosh/windfarm_pm91.c b/drivers/macintosh/windfarm_pm91.c
index 59e9ffe37c39..9961a67b4f85 100644
--- a/drivers/macintosh/windfarm_pm91.c
+++ b/drivers/macintosh/windfarm_pm91.c
@@ -63,8 +63,6 @@
  */
 #undef HACKED_OVERTEMP
 
-static struct device *wf_smu_dev;
-
 /* Controls & sensors */
 static struct wf_sensor	*sensor_cpu_power;
 static struct wf_sensor	*sensor_cpu_temp;
@@ -641,16 +639,14 @@ static int wf_init_pm(void)
 	return 0;
 }
 
-static int wf_smu_probe(struct device *ddev)
+static int wf_smu_probe(struct platform_device *ddev)
 {
-	wf_smu_dev = ddev;
-
 	wf_register_client(&wf_smu_events);
 
 	return 0;
 }
 
-static int wf_smu_remove(struct device *ddev)
+static int __devexit wf_smu_remove(struct platform_device *ddev)
 {
 	wf_unregister_client(&wf_smu_events);
 
@@ -698,16 +694,16 @@ static int wf_smu_remove(struct device *ddev)
 	if (wf_smu_cpu_fans)
 		kfree(wf_smu_cpu_fans);
 
-	wf_smu_dev = NULL;
-
 	return 0;
 }
 
-static struct device_driver wf_smu_driver = {
-        .name = "windfarm",
-        .bus = &platform_bus_type,
+static struct platform_driver wf_smu_driver = {
         .probe = wf_smu_probe,
-        .remove = wf_smu_remove,
+        .remove = __devexit_p(wf_smu_remove),
+	.driver = {
+		.name = "windfarm",
+		.bus = &platform_bus_type,
+	},
 };
 
 
@@ -725,7 +721,7 @@ static int __init wf_smu_init(void)
 		request_module("windfarm_lm75_sensor");
 
 #endif /* MODULE */
-		driver_register(&wf_smu_driver);
+		platform_driver_register(&wf_smu_driver);
 	}
 
 	return rc;
@@ -734,7 +730,7 @@ static int __init wf_smu_init(void)
 static void __exit wf_smu_exit(void)
 {
 
-	driver_unregister(&wf_smu_driver);
+	platform_driver_unregister(&wf_smu_driver);
 }
 
 
diff --git a/drivers/md/md.c b/drivers/md/md.c
index cb8281605be8..57fa64f93e5f 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -3849,6 +3849,7 @@ static int hot_add_disk(mddev_t * mddev, dev_t dev)
 	}
 	clear_bit(In_sync, &rdev->flags);
 	rdev->desc_nr = -1;
+	rdev->saved_raid_disk = -1;
 	err = bind_rdev_to_array(rdev, mddev);
 	if (err)
 		goto abort_export;
diff --git a/drivers/media/common/saa7146_core.c b/drivers/media/common/saa7146_core.c
index b88451e33c09..86cbdbcf9d7d 100644
--- a/drivers/media/common/saa7146_core.c
+++ b/drivers/media/common/saa7146_core.c
@@ -230,7 +230,7 @@ int saa7146_pgtable_build_single(struct pci_dev *pci, struct saa7146_pgtable *pt
 
 /********************************************************************************/
 /* interrupt handler */
-static irqreturn_t interrupt_hw(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t interrupt_hw(int irq, void *dev_id)
 {
 	struct saa7146_dev *dev = dev_id;
 	u32 isr = 0;
diff --git a/drivers/media/dvb/b2c2/flexcop-pci.c b/drivers/media/dvb/b2c2/flexcop-pci.c
index eb2e6432c8c2..06893243f3d4 100644
--- a/drivers/media/dvb/b2c2/flexcop-pci.c
+++ b/drivers/media/dvb/b2c2/flexcop-pci.c
@@ -122,7 +122,7 @@ static void flexcop_pci_irq_check_work(void *data)
 /* When PID filtering is turned on, we use the timer IRQ, because small amounts
  * of data need to be passed to the user space instantly as well. When PID
  * filtering is turned off, we use the page-change-IRQ */
-static irqreturn_t flexcop_pci_isr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t flexcop_pci_isr(int irq, void *dev_id)
 {
 	struct flexcop_pci *fc_pci = dev_id;
 	struct flexcop_device *fc = fc_pci->fc_dev;
diff --git a/drivers/media/dvb/b2c2/flexcop-usb.c b/drivers/media/dvb/b2c2/flexcop-usb.c
index 515954f96c9a..2853ea1bdaf1 100644
--- a/drivers/media/dvb/b2c2/flexcop-usb.c
+++ b/drivers/media/dvb/b2c2/flexcop-usb.c
@@ -328,7 +328,7 @@ static void flexcop_usb_process_frame(struct flexcop_usb *fc_usb, u8 *buffer, in
 	fc_usb->tmp_buffer_length = l;
 }
 
-static void flexcop_usb_urb_complete(struct urb *urb, struct pt_regs *ptregs)
+static void flexcop_usb_urb_complete(struct urb *urb)
 {
 	struct flexcop_usb *fc_usb = urb->context;
 	int i;
diff --git a/drivers/media/dvb/bt8xx/bt878.c b/drivers/media/dvb/bt8xx/bt878.c
index 755822ee6e9b..329a51c18562 100644
--- a/drivers/media/dvb/bt8xx/bt878.c
+++ b/drivers/media/dvb/bt8xx/bt878.c
@@ -266,7 +266,7 @@ EXPORT_SYMBOL(bt878_stop);
 /* Interrupt service routine */
 /*****************************/
 
-static irqreturn_t bt878_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t bt878_irq(int irq, void *dev_id)
 {
 	u32 stat, astat, mask;
 	int count;
diff --git a/drivers/media/dvb/cinergyT2/cinergyT2.c b/drivers/media/dvb/cinergyT2/cinergyT2.c
index 410fa6d620ff..ff7d4f56ced3 100644
--- a/drivers/media/dvb/cinergyT2/cinergyT2.c
+++ b/drivers/media/dvb/cinergyT2/cinergyT2.c
@@ -238,7 +238,7 @@ static void cinergyt2_sleep (struct cinergyt2 *cinergyt2, int sleep)
 	cinergyt2->sleeping = sleep;
 }
 
-static void cinergyt2_stream_irq (struct urb *urb, struct pt_regs *regs);
+static void cinergyt2_stream_irq (struct urb *urb);
 
 static int cinergyt2_submit_stream_urb (struct cinergyt2 *cinergyt2, struct urb *urb)
 {
@@ -258,7 +258,7 @@ static int cinergyt2_submit_stream_urb (struct cinergyt2 *cinergyt2, struct urb
 	return err;
 }
 
-static void cinergyt2_stream_irq (struct urb *urb, struct pt_regs *regs)
+static void cinergyt2_stream_irq (struct urb *urb)
 {
 	struct cinergyt2 *cinergyt2 = urb->context;
 
diff --git a/drivers/media/dvb/dvb-usb/usb-urb.c b/drivers/media/dvb/dvb-usb/usb-urb.c
index 572b2d9aa66a..78035ee824ca 100644
--- a/drivers/media/dvb/dvb-usb/usb-urb.c
+++ b/drivers/media/dvb/dvb-usb/usb-urb.c
@@ -11,7 +11,7 @@
 #include "dvb-usb-common.h"
 
 /* URB stuff for streaming */
-static void usb_urb_complete(struct urb *urb, struct pt_regs *ptregs)
+static void usb_urb_complete(struct urb *urb)
 {
 	struct usb_data_stream *stream = urb->context;
 	int ptype = usb_pipetype(urb->pipe);
diff --git a/drivers/media/dvb/pluto2/pluto2.c b/drivers/media/dvb/pluto2/pluto2.c
index 2310b2bfed4e..8e4ce101eb22 100644
--- a/drivers/media/dvb/pluto2/pluto2.c
+++ b/drivers/media/dvb/pluto2/pluto2.c
@@ -306,7 +306,7 @@ static void pluto_dma_end(struct pluto *pluto, unsigned int nbpackets)
 			TS_DMA_BYTES, PCI_DMA_FROMDEVICE);
 }
 
-static irqreturn_t pluto_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t pluto_irq(int irq, void *dev_id)
 {
 	struct pluto *pluto = dev_id;
 	u32 tscr;
diff --git a/drivers/media/dvb/ttusb-budget/dvb-ttusb-budget.c b/drivers/media/dvb/ttusb-budget/dvb-ttusb-budget.c
index 234199875f53..60820deb900b 100644
--- a/drivers/media/dvb/ttusb-budget/dvb-ttusb-budget.c
+++ b/drivers/media/dvb/ttusb-budget/dvb-ttusb-budget.c
@@ -732,7 +732,7 @@ static void ttusb_process_frame(struct ttusb *ttusb, u8 * data, int len)
 	}
 }
 
-static void ttusb_iso_irq(struct urb *urb, struct pt_regs *ptregs)
+static void ttusb_iso_irq(struct urb *urb)
 {
 	struct ttusb *ttusb = urb->context;
 
diff --git a/drivers/media/dvb/ttusb-dec/ttusb_dec.c b/drivers/media/dvb/ttusb-dec/ttusb_dec.c
index de077a757192..a1c9fa9919ea 100644
--- a/drivers/media/dvb/ttusb-dec/ttusb_dec.c
+++ b/drivers/media/dvb/ttusb-dec/ttusb_dec.c
@@ -203,7 +203,7 @@ static u16 rc_keys[] = {
 static void ttusb_dec_set_model(struct ttusb_dec *dec,
 				enum ttusb_dec_model model);
 
-static void ttusb_dec_handle_irq( struct urb *urb, struct pt_regs *regs)
+static void ttusb_dec_handle_irq( struct urb *urb)
 {
 	struct ttusb_dec * dec = urb->context;
 	char *buffer = dec->irq_buffer;
@@ -755,7 +755,7 @@ static void ttusb_dec_process_urb_frame_list(unsigned long data)
 	}
 }
 
-static void ttusb_dec_process_urb(struct urb *urb, struct pt_regs *ptregs)
+static void ttusb_dec_process_urb(struct urb *urb)
 {
 	struct ttusb_dec *dec = urb->context;
 
diff --git a/drivers/media/video/arv.c b/drivers/media/video/arv.c
index 5c5e682a3004..4861799eb430 100644
--- a/drivers/media/video/arv.c
+++ b/drivers/media/video/arv.c
@@ -549,7 +549,7 @@ static int ar_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
 /*
  * Interrupt handler
  */
-static void ar_interrupt(int irq, void *dev, struct pt_regs *regs)
+static void ar_interrupt(int irq, void *dev)
 {
 	struct ar_device *ar = dev;
 	unsigned int line_count;
diff --git a/drivers/media/video/bt8xx/bttv-driver.c b/drivers/media/video/bt8xx/bttv-driver.c
index 50dde82844ec..6e1ddad9f0c1 100644
--- a/drivers/media/video/bt8xx/bttv-driver.c
+++ b/drivers/media/video/bt8xx/bttv-driver.c
@@ -3753,7 +3753,7 @@ bttv_irq_switch_vbi(struct bttv *btv)
 	spin_unlock(&btv->s_lock);
 }
 
-static irqreturn_t bttv_irq(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t bttv_irq(int irq, void *dev_id)
 {
 	u32 stat,astat;
 	u32 dstat;
diff --git a/drivers/media/video/cpia2/cpia2_usb.c b/drivers/media/video/cpia2/cpia2_usb.c
index f4da02941493..28dc6a1a1e43 100644
--- a/drivers/media/video/cpia2/cpia2_usb.c
+++ b/drivers/media/video/cpia2/cpia2_usb.c
@@ -49,7 +49,7 @@ static int frame_sizes[] = {
 #define FRAME_SIZE_PER_DESC   frame_sizes[cam->cur_alt]
 
 static void process_frame(struct camera_data *cam);
-static void cpia2_usb_complete(struct urb *urb, struct pt_regs *);
+static void cpia2_usb_complete(struct urb *urb);
 static int cpia2_usb_probe(struct usb_interface *intf,
 			   const struct usb_device_id *id);
 static void cpia2_usb_disconnect(struct usb_interface *intf);
@@ -199,7 +199,7 @@ static void add_COM(struct camera_data *cam)
  *
  *  callback when incoming packet is received
  *****************************************************************************/
-static void cpia2_usb_complete(struct urb *urb, struct pt_regs *regs)
+static void cpia2_usb_complete(struct urb *urb)
 {
 	int i;
 	unsigned char *cdata;
diff --git a/drivers/media/video/cpia_usb.c b/drivers/media/video/cpia_usb.c
index 2ee34a3b9280..9da4726eb9b9 100644
--- a/drivers/media/video/cpia_usb.c
+++ b/drivers/media/video/cpia_usb.c
@@ -109,7 +109,7 @@ static struct cpia_camera_ops cpia_usb_ops = {
 static LIST_HEAD(cam_list);
 static spinlock_t cam_list_lock_usb;
 
-static void cpia_usb_complete(struct urb *urb, struct pt_regs *regs)
+static void cpia_usb_complete(struct urb *urb)
 {
 	int i;
 	char *cdata;
diff --git a/drivers/media/video/cx88/cx88-alsa.c b/drivers/media/video/cx88/cx88-alsa.c
index f0340662e078..e4355fdc3b6d 100644
--- a/drivers/media/video/cx88/cx88-alsa.c
+++ b/drivers/media/video/cx88/cx88-alsa.c
@@ -262,7 +262,7 @@ static void cx8801_aud_irq(snd_cx88_card_t *chip)
 /*
  * BOARD Specific: Handles IRQ calls
  */
-static irqreturn_t cx8801_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t cx8801_irq(int irq, void *dev_id)
 {
 	snd_cx88_card_t *chip = dev_id;
 	struct cx88_core *core = chip->core;
diff --git a/drivers/media/video/cx88/cx88-mpeg.c b/drivers/media/video/cx88/cx88-mpeg.c
index d6d980774c21..6b23a4e6f66d 100644
--- a/drivers/media/video/cx88/cx88-mpeg.c
+++ b/drivers/media/video/cx88/cx88-mpeg.c
@@ -376,7 +376,7 @@ static void cx8802_mpeg_irq(struct cx8802_dev *dev)
 
 #define MAX_IRQ_LOOP 10
 
-static irqreturn_t cx8802_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t cx8802_irq(int irq, void *dev_id)
 {
 	struct cx8802_dev *dev = dev_id;
 	struct cx88_core *core = dev->core;
diff --git a/drivers/media/video/cx88/cx88-video.c b/drivers/media/video/cx88/cx88-video.c
index cb0c0eea20f9..90e298d074d1 100644
--- a/drivers/media/video/cx88/cx88-video.c
+++ b/drivers/media/video/cx88/cx88-video.c
@@ -1744,7 +1744,7 @@ static void cx8800_vid_irq(struct cx8800_dev *dev)
 	}
 }
 
-static irqreturn_t cx8800_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t cx8800_irq(int irq, void *dev_id)
 {
 	struct cx8800_dev *dev = dev_id;
 	struct cx88_core *core = dev->core;
diff --git a/drivers/media/video/dabusb.c b/drivers/media/video/dabusb.c
index b9ba95f5e026..b1012e92ee04 100644
--- a/drivers/media/video/dabusb.c
+++ b/drivers/media/video/dabusb.c
@@ -166,7 +166,7 @@ static int dabusb_free_buffers (pdabusb_t s)
 	return 0;
 }
 /*-------------------------------------------------------------------*/
-static void dabusb_iso_complete (struct urb *purb, struct pt_regs *regs)
+static void dabusb_iso_complete (struct urb *purb)
 {
 	pbuff_t b = purb->context;
 	pdabusb_t s = b->s;
diff --git a/drivers/media/video/em28xx/em28xx-core.c b/drivers/media/video/em28xx/em28xx-core.c
index 4350cc75b025..255a47dfb84f 100644
--- a/drivers/media/video/em28xx/em28xx-core.c
+++ b/drivers/media/video/em28xx/em28xx-core.c
@@ -382,7 +382,7 @@ int em28xx_resolution_set(struct em28xx *dev)
 /******************* isoc transfer handling ****************************/
 
 #ifdef ENABLE_DEBUG_ISOC_FRAMES
-static void em28xx_isoc_dump(struct urb *urb, struct pt_regs *regs)
+static void em28xx_isoc_dump(struct urb *urb)
 {
 	int len = 0;
 	int ntrans = 0;
@@ -534,7 +534,7 @@ static inline void em28xx_isoc_video_copy(struct em28xx *dev,
  * em28xx_isoIrq()
  * handles the incoming isoc urbs and fills the frames from our inqueue
  */
-static void em28xx_isocIrq(struct urb *urb, struct pt_regs *regs)
+static void em28xx_isocIrq(struct urb *urb)
 {
 	struct em28xx *dev = urb->context;
 	int i, status;
@@ -545,7 +545,7 @@ static void em28xx_isocIrq(struct urb *urb, struct pt_regs *regs)
 		return;
 #ifdef ENABLE_DEBUG_ISOC_FRAMES
 	if (isoc_debug>1)
-		em28xx_isoc_dump(urb, regs);
+		em28xx_isoc_dump(urb);
 #endif
 
 	if (urb->status == -ENOENT)
diff --git a/drivers/media/video/em28xx/em28xx-video.c b/drivers/media/video/em28xx/em28xx-video.c
index 20df657b70c8..2a461dde480c 100644
--- a/drivers/media/video/em28xx/em28xx-video.c
+++ b/drivers/media/video/em28xx/em28xx-video.c
@@ -174,7 +174,7 @@ static void em28xx_config_i2c(struct em28xx *dev)
 
 	route.input = INPUT(dev->ctl_input)->vmux;
 	route.output = 0;
-	em28xx_i2c_call_clients(dev, VIDIOC_INT_RESET, 0);
+	em28xx_i2c_call_clients(dev, VIDIOC_INT_RESET, NULL);
 	em28xx_i2c_call_clients(dev, VIDIOC_INT_S_VIDEO_ROUTING, &route);
 	em28xx_i2c_call_clients(dev, VIDIOC_STREAMON, NULL);
 
diff --git a/drivers/media/video/et61x251/et61x251_core.c b/drivers/media/video/et61x251/et61x251_core.c
index 8992b6e62b9f..bc544cc7ccb8 100644
--- a/drivers/media/video/et61x251/et61x251_core.c
+++ b/drivers/media/video/et61x251/et61x251_core.c
@@ -398,7 +398,7 @@ int et61x251_i2c_write(struct et61x251_device* cam, u8 address, u8 value)
 
 /*****************************************************************************/
 
-static void et61x251_urb_complete(struct urb *urb, struct pt_regs* regs)
+static void et61x251_urb_complete(struct urb *urb)
 {
 	struct et61x251_device* cam = urb->context;
 	struct et61x251_frame_t** f;
diff --git a/drivers/media/video/meye.c b/drivers/media/video/meye.c
index e278753f8f25..b083338823df 100644
--- a/drivers/media/video/meye.c
+++ b/drivers/media/video/meye.c
@@ -786,7 +786,7 @@ static void mchip_cont_compression_start(void)
 /* Interrupt handling                                                       */
 /****************************************************************************/
 
-static irqreturn_t meye_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t meye_irq(int irq, void *dev_id)
 {
 	u32 v;
 	int reqnr;
diff --git a/drivers/media/video/ov511.c b/drivers/media/video/ov511.c
index 5d8cd283fcd8..ce4886f1528d 100644
--- a/drivers/media/video/ov511.c
+++ b/drivers/media/video/ov511.c
@@ -3503,7 +3503,7 @@ check_middle:
 }
 
 static void
-ov51x_isoc_irq(struct urb *urb, struct pt_regs *regs)
+ov51x_isoc_irq(struct urb *urb)
 {
 	int i;
 	struct usb_ov511 *ov;
diff --git a/drivers/media/video/planb.c b/drivers/media/video/planb.c
index 3484e36b6801..368d6e219fa4 100644
--- a/drivers/media/video/planb.c
+++ b/drivers/media/video/planb.c
@@ -91,7 +91,7 @@ static void planb_close(struct video_device *);
 static int planb_ioctl(struct video_device *, unsigned int, void *);
 static int planb_init_done(struct video_device *);
 static int planb_mmap(struct video_device *, const char *, unsigned long);
-static void planb_irq(int, void *, struct pt_regs *);
+static void planb_irq(int, void *);
 static void release_planb(void);
 int init_planbs(struct video_init *);
 
@@ -1316,7 +1316,7 @@ cmd_tab_data_end:
 	return c1;
 }
 
-static void planb_irq(int irq, void *dev_id, struct pt_regs * regs)
+static void planb_irq(int irq, void *dev_id)
 {
 	unsigned int stat, astat;
 	struct planb *pb = (struct planb *)dev_id;
diff --git a/drivers/media/video/pvrusb2/pvrusb2-hdw.c b/drivers/media/video/pvrusb2/pvrusb2-hdw.c
index 3d8cd0daf6a9..f920e0ccacd3 100644
--- a/drivers/media/video/pvrusb2/pvrusb2-hdw.c
+++ b/drivers/media/video/pvrusb2/pvrusb2-hdw.c
@@ -2552,7 +2552,7 @@ void pvr2_hdw_v4l_store_minor_number(struct pvr2_hdw *hdw,int v)
 }
 
 
-static void pvr2_ctl_write_complete(struct urb *urb, struct pt_regs *regs)
+static void pvr2_ctl_write_complete(struct urb *urb)
 {
 	struct pvr2_hdw *hdw = urb->context;
 	hdw->ctl_write_pend_flag = 0;
@@ -2561,7 +2561,7 @@ static void pvr2_ctl_write_complete(struct urb *urb, struct pt_regs *regs)
 }
 
 
-static void pvr2_ctl_read_complete(struct urb *urb, struct pt_regs *regs)
+static void pvr2_ctl_read_complete(struct urb *urb)
 {
 	struct pvr2_hdw *hdw = urb->context;
 	hdw->ctl_read_pend_flag = 0;
diff --git a/drivers/media/video/pvrusb2/pvrusb2-io.c b/drivers/media/video/pvrusb2/pvrusb2-io.c
index 1e393762546c..70aa63eba0cb 100644
--- a/drivers/media/video/pvrusb2/pvrusb2-io.c
+++ b/drivers/media/video/pvrusb2/pvrusb2-io.c
@@ -429,7 +429,7 @@ static void pvr2_stream_done(struct pvr2_stream *sp)
 	} while (0); mutex_unlock(&sp->mutex);
 }
 
-static void buffer_complete(struct urb *urb, struct pt_regs *regs)
+static void buffer_complete(struct urb *urb)
 {
 	struct pvr2_buffer *bp = urb->context;
 	struct pvr2_stream *sp;
diff --git a/drivers/media/video/pwc/pwc-if.c b/drivers/media/video/pwc/pwc-if.c
index 53c4b5790d5c..c77b85cf3d80 100644
--- a/drivers/media/video/pwc/pwc-if.c
+++ b/drivers/media/video/pwc/pwc-if.c
@@ -682,7 +682,7 @@ static int pwc_rcv_short_packet(struct pwc_device *pdev, const struct pwc_frame_
 /* This gets called for the Isochronous pipe (video). This is done in
  * interrupt time, so it has to be fast, not crash, and not stall. Neat.
  */
-static void pwc_isoc_handler(struct urb *urb, struct pt_regs *regs)
+static void pwc_isoc_handler(struct urb *urb)
 {
 	struct pwc_device *pdev;
 	int i, fst, flen;
diff --git a/drivers/media/video/saa7134/saa7134-alsa.c b/drivers/media/video/saa7134/saa7134-alsa.c
index a39e0136ce3b..4abf5c03a740 100644
--- a/drivers/media/video/saa7134/saa7134-alsa.c
+++ b/drivers/media/video/saa7134/saa7134-alsa.c
@@ -212,7 +212,7 @@ static void saa7134_irq_alsa_done(struct saa7134_dev *dev,
  *
  */
 
-static irqreturn_t saa7134_alsa_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t saa7134_alsa_irq(int irq, void *dev_id)
 {
 	struct saa7134_dmasound *dmasound = dev_id;
 	struct saa7134_dev *dev = dmasound->priv_data;
diff --git a/drivers/media/video/saa7134/saa7134-core.c b/drivers/media/video/saa7134/saa7134-core.c
index 09aa62f61af7..5c9e63dfbea6 100644
--- a/drivers/media/video/saa7134/saa7134-core.c
+++ b/drivers/media/video/saa7134/saa7134-core.c
@@ -495,7 +495,7 @@ static void print_irqstatus(struct saa7134_dev *dev, int loop,
 	printk("\n");
 }
 
-static irqreturn_t saa7134_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t saa7134_irq(int irq, void *dev_id)
 {
 	struct saa7134_dev *dev = (struct saa7134_dev*) dev_id;
 	unsigned long report,status;
diff --git a/drivers/media/video/saa7134/saa7134-oss.c b/drivers/media/video/saa7134/saa7134-oss.c
index 2e3ba5f31453..bfcb860d14cc 100644
--- a/drivers/media/video/saa7134/saa7134-oss.c
+++ b/drivers/media/video/saa7134/saa7134-oss.c
@@ -814,7 +814,7 @@ struct file_operations saa7134_mixer_fops = {
 
 /* ------------------------------------------------------------------ */
 
-static irqreturn_t saa7134_oss_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t saa7134_oss_irq(int irq, void *dev_id)
 {
 	struct saa7134_dmasound *dmasound = dev_id;
 	struct saa7134_dev *dev = dmasound->priv_data;
diff --git a/drivers/media/video/se401.c b/drivers/media/video/se401.c
index 67987baee77a..7aeec574d7ce 100644
--- a/drivers/media/video/se401.c
+++ b/drivers/media/video/se401.c
@@ -282,7 +282,7 @@ static void se401_auto_resetlevel(struct usb_se401 *se401)
 }
 
 /* irq handler for snapshot button */
-static void se401_button_irq(struct urb *urb, struct pt_regs *regs)
+static void se401_button_irq(struct urb *urb)
 {
 	struct usb_se401 *se401 = urb->context;
 	int status;
@@ -318,7 +318,7 @@ exit:
 		     __FUNCTION__, status);
 }
 
-static void se401_video_irq(struct urb *urb, struct pt_regs *regs)
+static void se401_video_irq(struct urb *urb)
 {
 	struct usb_se401 *se401 = urb->context;
 	int length = urb->actual_length;
diff --git a/drivers/media/video/sn9c102/sn9c102_core.c b/drivers/media/video/sn9c102/sn9c102_core.c
index 48d138a7c723..3e0ff8a78468 100644
--- a/drivers/media/video/sn9c102/sn9c102_core.c
+++ b/drivers/media/video/sn9c102/sn9c102_core.c
@@ -518,7 +518,7 @@ sn9c102_find_eof_header(struct sn9c102_device* cam, void* mem, size_t len)
 }
 
 
-static void sn9c102_urb_complete(struct urb *urb, struct pt_regs* regs)
+static void sn9c102_urb_complete(struct urb *urb)
 {
 	struct sn9c102_device* cam = urb->context;
 	struct sn9c102_frame_t** f;
diff --git a/drivers/media/video/stradis.c b/drivers/media/video/stradis.c
index 5686547ba76a..525d81288d55 100644
--- a/drivers/media/video/stradis.c
+++ b/drivers/media/video/stradis.c
@@ -406,7 +406,7 @@ static void send_osd_data(struct saa7146 *saa)
 	}
 }
 
-static irqreturn_t saa7146_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t saa7146_irq(int irq, void *dev_id)
 {
 	struct saa7146 *saa = dev_id;
 	u32 stat, astat;
diff --git a/drivers/media/video/stv680.c b/drivers/media/video/stv680.c
index 2ba2991a214f..87e11300181d 100644
--- a/drivers/media/video/stv680.c
+++ b/drivers/media/video/stv680.c
@@ -582,7 +582,7 @@ static int stv680_set_pict (struct usb_stv *stv680, struct video_picture *p)
 	return 0;
 }
 
-static void stv680_video_irq (struct urb *urb, struct pt_regs *regs)
+static void stv680_video_irq (struct urb *urb)
 {
 	struct usb_stv *stv680 = urb->context;
 	int length = urb->actual_length;
diff --git a/drivers/media/video/usbvideo/konicawc.c b/drivers/media/video/usbvideo/konicawc.c
index 4eee8be88314..abe214619092 100644
--- a/drivers/media/video/usbvideo/konicawc.c
+++ b/drivers/media/video/usbvideo/konicawc.c
@@ -387,7 +387,7 @@ static void resubmit_urb(struct uvd *uvd, struct urb *urb)
 }
 
 
-static void konicawc_isoc_irq(struct urb *urb, struct pt_regs *regs)
+static void konicawc_isoc_irq(struct urb *urb)
 {
 	struct uvd *uvd = urb->context;
 	struct konicawc *cam = (struct konicawc *)uvd->user_data;
diff --git a/drivers/media/video/usbvideo/quickcam_messenger.c b/drivers/media/video/usbvideo/quickcam_messenger.c
index 56e01b622417..9a26b9484aae 100644
--- a/drivers/media/video/usbvideo/quickcam_messenger.c
+++ b/drivers/media/video/usbvideo/quickcam_messenger.c
@@ -125,7 +125,7 @@ static void qcm_report_buttonstat(struct qcm *cam)
 	}
 }
 
-static void qcm_int_irq(struct urb *urb, struct pt_regs *regs)
+static void qcm_int_irq(struct urb *urb)
 {
 	int ret;
 	struct uvd *uvd = urb->context;
@@ -606,7 +606,7 @@ static void resubmit_urb(struct uvd *uvd, struct urb *urb)
 		err("usb_submit_urb error (%d)", ret);
 }
 
-static void qcm_isoc_irq(struct urb *urb, struct pt_regs *regs)
+static void qcm_isoc_irq(struct urb *urb)
 {
 	int len;
 	struct uvd *uvd = urb->context;
diff --git a/drivers/media/video/usbvideo/usbvideo.c b/drivers/media/video/usbvideo/usbvideo.c
index 13b37c8c0d56..d8b88024bc2f 100644
--- a/drivers/media/video/usbvideo/usbvideo.c
+++ b/drivers/media/video/usbvideo/usbvideo.c
@@ -1680,7 +1680,7 @@ static int usbvideo_CompressIsochronous(struct uvd *uvd, struct urb *urb)
 	return totlen;
 }
 
-static void usbvideo_IsocIrq(struct urb *urb, struct pt_regs *regs)
+static void usbvideo_IsocIrq(struct urb *urb)
 {
 	int i, ret, len;
 	struct uvd *uvd = urb->context;
diff --git a/drivers/media/video/vino.c b/drivers/media/video/vino.c
index d1e04f7c530b..6b6dff4d236a 100644
--- a/drivers/media/video/vino.c
+++ b/drivers/media/video/vino.c
@@ -2325,7 +2325,7 @@ static void vino_capture_tasklet(unsigned long channel) {
 	}
 }
 
-static irqreturn_t vino_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t vino_interrupt(int irq, void *dev_id)
 {
 	u32 ctrl, intr;
 	unsigned int fc_a, fc_b;
diff --git a/drivers/media/video/w9968cf.c b/drivers/media/video/w9968cf.c
index 2912326a5aef..ddce2fb83424 100644
--- a/drivers/media/video/w9968cf.c
+++ b/drivers/media/video/w9968cf.c
@@ -417,7 +417,7 @@ static int w9968cf_write_fsb(struct w9968cf_device*, u16* data);
 static int w9968cf_write_sb(struct w9968cf_device*, u16 value);
 static int w9968cf_read_sb(struct w9968cf_device*);
 static int w9968cf_upload_quantizationtables(struct w9968cf_device*);
-static void w9968cf_urb_complete(struct urb *urb, struct pt_regs *regs);
+static void w9968cf_urb_complete(struct urb *urb);
 
 /* Low-level I2C (SMBus) I/O */
 static int w9968cf_smbus_start(struct w9968cf_device*);
@@ -781,7 +781,7 @@ static int w9968cf_allocate_memory(struct w9968cf_device* cam)
   If there are no requested frames in the FIFO list, packets are collected into
   a temporary buffer.
   --------------------------------------------------------------------------*/
-static void w9968cf_urb_complete(struct urb *urb, struct pt_regs *regs)
+static void w9968cf_urb_complete(struct urb *urb)
 {
 	struct w9968cf_device* cam = (struct w9968cf_device*)urb->context;
 	struct w9968cf_frame_t** f;
diff --git a/drivers/media/video/zc0301/zc0301_core.c b/drivers/media/video/zc0301/zc0301_core.c
index 1b2be2d2a3ec..5b5563424422 100644
--- a/drivers/media/video/zc0301/zc0301_core.c
+++ b/drivers/media/video/zc0301/zc0301_core.c
@@ -303,7 +303,7 @@ int zc0301_i2c_write(struct zc0301_device* cam, u16 address, u16 value)
 
 /*****************************************************************************/
 
-static void zc0301_urb_complete(struct urb *urb, struct pt_regs* regs)
+static void zc0301_urb_complete(struct urb *urb)
 {
 	struct zc0301_device* cam = urb->context;
 	struct zc0301_frame_t** f;
diff --git a/drivers/media/video/zoran_device.c b/drivers/media/video/zoran_device.c
index 3cbac2e8aed3..168e431d7c71 100644
--- a/drivers/media/video/zoran_device.c
+++ b/drivers/media/video/zoran_device.c
@@ -1408,15 +1408,14 @@ error_handler (struct zoran *zr,
 
 irqreturn_t
 zoran_irq (int             irq,
-	   void           *dev_id,
-	   struct pt_regs *regs)
+	   void           *dev_id)
 {
 	u32 stat, astat;
 	int count;
 	struct zoran *zr;
 	unsigned long flags;
 
-	zr = (struct zoran *) dev_id;
+	zr = dev_id;
 	count = 0;
 
 	if (zr->testing) {
diff --git a/drivers/media/video/zoran_device.h b/drivers/media/video/zoran_device.h
index f19705cbdb39..37fa86a34083 100644
--- a/drivers/media/video/zoran_device.h
+++ b/drivers/media/video/zoran_device.h
@@ -64,9 +64,7 @@ extern int wait_grab_pending(struct zoran *zr);
 /* interrupts */
 extern void print_interrupts(struct zoran *zr);
 extern void clear_interrupt_counters(struct zoran *zr);
-extern irqreturn_t zoran_irq(int irq,
-			     void *dev_id,
-			     struct pt_regs *regs);
+extern irqreturn_t zoran_irq(int irq, void *dev_id);
 
 /* JPEG codec access */
 extern void jpeg_start(struct zoran *zr);
diff --git a/drivers/media/video/zr36120.c b/drivers/media/video/zr36120.c
index b5ffe53c40d8..0cbf564388a6 100644
--- a/drivers/media/video/zr36120.c
+++ b/drivers/media/video/zr36120.c
@@ -335,13 +335,13 @@ DEBUG(printk(CARD_DEBUG "turning off\n",CARD));
 }
 
 static
-void zoran_irq(int irq, void *dev_id, struct pt_regs * regs)
+void zoran_irq(int irq, void *dev_id)
 {
 	u32 stat,estat;
 	int count = 0;
 	struct zoran *ztv = dev_id;
 
-	UNUSED(irq); UNUSED(regs);
+	UNUSED(irq);
 	for (;;) {
 		/* get/clear interrupt status bits */
 		stat=zrread(ZORAN_ISR);
diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c
index 29d0635cce1d..e5c72719debc 100644
--- a/drivers/message/fusion/mptbase.c
+++ b/drivers/message/fusion/mptbase.c
@@ -122,7 +122,7 @@ static DECLARE_WAIT_QUEUE_HEAD(mpt_waitq);
 /*
  *  Forward protos...
  */
-static irqreturn_t mpt_interrupt(int irq, void *bus_id, struct pt_regs *r);
+static irqreturn_t mpt_interrupt(int irq, void *bus_id);
 static int	mpt_base_reply(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, MPT_FRAME_HDR *reply);
 static int	mpt_handshake_req_reply_wait(MPT_ADAPTER *ioc, int reqBytes,
 			u32 *req, int replyBytes, u16 *u16reply, int maxwait,
@@ -351,7 +351,6 @@ mpt_reply(MPT_ADAPTER *ioc, u32 pa)
  *	mpt_interrupt - MPT adapter (IOC) specific interrupt handler.
  *	@irq: irq number (not used)
  *	@bus_id: bus identifier cookie == pointer to MPT_ADAPTER structure
- *	@r: pt_regs pointer (not used)
  *
  *	This routine is registered via the request_irq() kernel API call,
  *	and handles all interrupts generated from a specific MPT adapter
@@ -365,7 +364,7 @@ mpt_reply(MPT_ADAPTER *ioc, u32 pa)
  *	the protocol-specific details of the MPT request completion.
  */
 static irqreturn_t
-mpt_interrupt(int irq, void *bus_id, struct pt_regs *r)
+mpt_interrupt(int irq, void *bus_id)
 {
 	MPT_ADAPTER *ioc = bus_id;
 	u32 pa = CHIPREG_READ32_dmasync(&ioc->chip->ReplyFifo);
diff --git a/drivers/message/i2o/pci.c b/drivers/message/i2o/pci.c
index dec41cc89937..62f1ac08332c 100644
--- a/drivers/message/i2o/pci.c
+++ b/drivers/message/i2o/pci.c
@@ -224,12 +224,11 @@ static int __devinit i2o_pci_alloc(struct i2o_controller *c)
  *	i2o_pci_interrupt - Interrupt handler for I2O controller
  *	@irq: interrupt line
  *	@dev_id: pointer to the I2O controller
- *	@r: pointer to registers
  *
  *	Handle an interrupt from a PCI based I2O controller. This turns out
  *	to be rather simple. We keep the controller pointer in the cookie.
  */
-static irqreturn_t i2o_pci_interrupt(int irq, void *dev_id, struct pt_regs *r)
+static irqreturn_t i2o_pci_interrupt(int irq, void *dev_id)
 {
 	struct i2o_controller *c = dev_id;
 	u32 m;
diff --git a/drivers/mfd/ucb1x00-core.c b/drivers/mfd/ucb1x00-core.c
index 2bf32721eb53..149810a084f5 100644
--- a/drivers/mfd/ucb1x00-core.c
+++ b/drivers/mfd/ucb1x00-core.c
@@ -203,7 +203,7 @@ void ucb1x00_adc_disable(struct ucb1x00 *ucb)
  * SIBCLK to talk to the chip.  We leave the clock running until
  * we have finished processing all interrupts from the chip.
  */
-static irqreturn_t ucb1x00_irq(int irqnr, void *devid, struct pt_regs *regs)
+static irqreturn_t ucb1x00_irq(int irqnr, void *devid)
 {
 	struct ucb1x00 *ucb = devid;
 	struct ucb1x00_irq *irq;
diff --git a/drivers/misc/ibmasm/ibmasm.h b/drivers/misc/ibmasm/ibmasm.h
index 634d538ccd14..48d5abebfc30 100644
--- a/drivers/misc/ibmasm/ibmasm.h
+++ b/drivers/misc/ibmasm/ibmasm.h
@@ -196,10 +196,10 @@ extern int ibmasm_send_os_state(struct service_processor *sp, int os_state);
 
 /* low level message processing */
 extern int ibmasm_send_i2o_message(struct service_processor *sp);
-extern irqreturn_t ibmasm_interrupt_handler(int irq, void * dev_id, struct pt_regs *regs);
+extern irqreturn_t ibmasm_interrupt_handler(int irq, void * dev_id);
 
 /* remote console */
-extern void ibmasm_handle_mouse_interrupt(struct service_processor *sp, struct pt_regs *regs);
+extern void ibmasm_handle_mouse_interrupt(struct service_processor *sp);
 extern int ibmasm_init_remote_input_dev(struct service_processor *sp);
 extern void ibmasm_free_remote_input_dev(struct service_processor *sp);
 
diff --git a/drivers/misc/ibmasm/lowlevel.c b/drivers/misc/ibmasm/lowlevel.c
index 47949a2c7e94..a3c589b7cbfa 100644
--- a/drivers/misc/ibmasm/lowlevel.c
+++ b/drivers/misc/ibmasm/lowlevel.c
@@ -54,7 +54,7 @@ int ibmasm_send_i2o_message(struct service_processor *sp)
 	return 0;
 }
 
-irqreturn_t ibmasm_interrupt_handler(int irq, void * dev_id, struct pt_regs *regs)
+irqreturn_t ibmasm_interrupt_handler(int irq, void * dev_id)
 {
 	u32	mfa;
 	struct service_processor *sp = (struct service_processor *)dev_id;
@@ -67,7 +67,7 @@ irqreturn_t ibmasm_interrupt_handler(int irq, void * dev_id, struct pt_regs *reg
 	dbg("respond to interrupt at %s\n", get_timestamp(tsbuf));
 
 	if (mouse_interrupt_pending(sp)) {
-		ibmasm_handle_mouse_interrupt(sp, regs);
+		ibmasm_handle_mouse_interrupt(sp);
 		clear_mouse_interrupt(sp);
 	}
 
diff --git a/drivers/misc/ibmasm/remote.c b/drivers/misc/ibmasm/remote.c
index 0f9e3aa34d07..a40fda6c402c 100644
--- a/drivers/misc/ibmasm/remote.c
+++ b/drivers/misc/ibmasm/remote.c
@@ -158,12 +158,10 @@ static void print_input(struct remote_input *input)
 	}
 }
 
-static void send_mouse_event(struct input_dev *dev, struct pt_regs *regs,
-		struct remote_input *input)
+static void send_mouse_event(struct input_dev *dev, struct remote_input *input)
 {
 	unsigned char buttons = input->mouse_buttons;
 
-	input_regs(dev, regs);
 	input_report_abs(dev, ABS_X, input->data.mouse.x);
 	input_report_abs(dev, ABS_Y, input->data.mouse.y);
 	input_report_key(dev, BTN_LEFT, buttons & REMOTE_BUTTON_LEFT);
@@ -172,7 +170,7 @@ static void send_mouse_event(struct input_dev *dev, struct pt_regs *regs,
 	input_sync(dev);
 }
 
-static void send_keyboard_event(struct input_dev *dev, struct pt_regs *regs,
+static void send_keyboard_event(struct input_dev *dev,
 		struct remote_input *input)
 {
 	unsigned int key;
@@ -182,13 +180,11 @@ static void send_keyboard_event(struct input_dev *dev, struct pt_regs *regs,
 		key = xlate_high[code & 0xff];
 	else
 		key = xlate[code];
-	input_regs(dev, regs);
 	input_report_key(dev, key, (input->data.keyboard.key_down) ? 1 : 0);
 	input_sync(dev);
 }
 
-void ibmasm_handle_mouse_interrupt(struct service_processor *sp,
-		struct pt_regs *regs)
+void ibmasm_handle_mouse_interrupt(struct service_processor *sp)
 {
 	unsigned long reader;
 	unsigned long writer;
@@ -203,9 +199,9 @@ void ibmasm_handle_mouse_interrupt(struct service_processor *sp,
 
 		print_input(&input);
 		if (input.type == INPUT_TYPE_MOUSE) {
-			send_mouse_event(sp->remote.mouse_dev, regs, &input);
+			send_mouse_event(sp->remote.mouse_dev, &input);
 		} else if (input.type == INPUT_TYPE_KEYBOARD) {
-			send_keyboard_event(sp->remote.keybd_dev, regs, &input);
+			send_keyboard_event(sp->remote.keybd_dev, &input);
 		} else
 			break;
 
diff --git a/drivers/misc/lkdtm.c b/drivers/misc/lkdtm.c
index e689ee94ac3d..bbdba7b37e11 100644
--- a/drivers/misc/lkdtm.c
+++ b/drivers/misc/lkdtm.c
@@ -127,15 +127,14 @@ module_param(cpoint_count, int, 06444);
 MODULE_PARM_DESC(cpoint_count, "Crash Point Count, number of times the \
 				crash point is to be hit to trigger action");
 
-unsigned int jp_do_irq(unsigned int irq, struct pt_regs *regs)
+unsigned int jp_do_irq(unsigned int irq)
 {
 	lkdtm_handler();
 	jprobe_return();
 	return 0;
 }
 
-irqreturn_t jp_handle_irq_event(unsigned int irq, struct pt_regs *regs,
-			struct irqaction *action)
+irqreturn_t jp_handle_irq_event(unsigned int irq, struct irqaction *action)
 {
 	lkdtm_handler();
 	jprobe_return();
diff --git a/drivers/misc/tifm_7xx1.c b/drivers/misc/tifm_7xx1.c
index a7ed30446185..1ba8754e9383 100644
--- a/drivers/misc/tifm_7xx1.c
+++ b/drivers/misc/tifm_7xx1.c
@@ -48,7 +48,7 @@ static void tifm_7xx1_remove_media(void *adapter)
 			printk(KERN_INFO DRIVER_NAME
 			       ": demand removing card from socket %d\n", cnt);
 			sock = fm->sockets[cnt];
-			fm->sockets[cnt] = 0;
+			fm->sockets[cnt] = NULL;
 			fm->remove_mask &= ~(1 << cnt);
 
 			writel(0x0e00, sock->addr + SOCK_CONTROL);
@@ -67,7 +67,7 @@ static void tifm_7xx1_remove_media(void *adapter)
 	class_device_put(&fm->cdev);
 }
 
-static irqreturn_t tifm_7xx1_isr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t tifm_7xx1_isr(int irq, void *dev_id)
 {
 	struct tifm_adapter *fm = dev_id;
 	unsigned int irq_status;
@@ -118,7 +118,7 @@ static irqreturn_t tifm_7xx1_isr(int irq, void *dev_id, struct pt_regs *regs)
 	return IRQ_HANDLED;
 }
 
-static tifm_media_id tifm_7xx1_toggle_sock_power(char *sock_addr, int is_x2)
+static tifm_media_id tifm_7xx1_toggle_sock_power(char __iomem *sock_addr, int is_x2)
 {
 	unsigned int s_state;
 	int cnt;
@@ -163,7 +163,8 @@ static tifm_media_id tifm_7xx1_toggle_sock_power(char *sock_addr, int is_x2)
 	return (readl(sock_addr + SOCK_PRESENT_STATE) >> 4) & 7;
 }
 
-inline static char *tifm_7xx1_sock_addr(char *base_addr, unsigned int sock_num)
+inline static char __iomem *
+tifm_7xx1_sock_addr(char __iomem *base_addr, unsigned int sock_num)
 {
 	return base_addr + ((sock_num + 1) << 10);
 }
@@ -176,7 +177,7 @@ static void tifm_7xx1_insert_media(void *adapter)
 	char *card_name = "xx";
 	int cnt, ok_to_register;
 	unsigned int insert_mask;
-	struct tifm_dev *new_sock = 0;
+	struct tifm_dev *new_sock = NULL;
 
 	if (!class_device_get(&fm->cdev))
 		return;
@@ -230,7 +231,7 @@ static void tifm_7xx1_insert_media(void *adapter)
 				if (!ok_to_register ||
 					    device_register(&new_sock->dev)) {
 					spin_lock_irqsave(&fm->lock, flags);
-					fm->sockets[cnt] = 0;
+					fm->sockets[cnt] = NULL;
 					spin_unlock_irqrestore(&fm->lock,
 								flags);
 					tifm_free_device(&new_sock->dev);
@@ -390,7 +391,7 @@ static void tifm_7xx1_remove(struct pci_dev *dev)
 
 	tifm_remove_adapter(fm);
 
-	pci_set_drvdata(dev, 0);
+	pci_set_drvdata(dev, NULL);
 
 	iounmap(fm->addr);
 	pci_intx(dev, 0);
diff --git a/drivers/misc/tifm_core.c b/drivers/misc/tifm_core.c
index cca5f8522469..ee326136d03b 100644
--- a/drivers/misc/tifm_core.c
+++ b/drivers/misc/tifm_core.c
@@ -157,7 +157,7 @@ struct tifm_dev *tifm_alloc_device(struct tifm_adapter *fm, unsigned int id)
 		dev->wq = create_singlethread_workqueue(dev->wq_name);
 		if (!dev->wq) {
 			kfree(dev);
-			return 0;
+			return NULL;
 		}
 		dev->dev.parent = fm->dev;
 		dev->dev.bus = &tifm_bus_type;
diff --git a/drivers/mmc/at91_mci.c b/drivers/mmc/at91_mci.c
index cb142a66098c..494b23fb0a01 100644
--- a/drivers/mmc/at91_mci.c
+++ b/drivers/mmc/at91_mci.c
@@ -661,7 +661,7 @@ static void at91_mci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
 /*
  * Handle an interrupt
  */
-static irqreturn_t at91_mci_irq(int irq, void *devid, struct pt_regs *regs)
+static irqreturn_t at91_mci_irq(int irq, void *devid)
 {
 	struct at91mci_host *host = devid;
 	int completed = 0;
@@ -754,7 +754,7 @@ static irqreturn_t at91_mci_irq(int irq, void *devid, struct pt_regs *regs)
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t at91_mmc_det_irq(int irq, void *_host, struct pt_regs *regs)
+static irqreturn_t at91_mmc_det_irq(int irq, void *_host)
 {
 	struct at91mci_host *host = _host;
 	int present = !at91_get_gpio_value(irq);
diff --git a/drivers/mmc/au1xmmc.c b/drivers/mmc/au1xmmc.c
index 61268da13957..53ffcbb14a97 100644
--- a/drivers/mmc/au1xmmc.c
+++ b/drivers/mmc/au1xmmc.c
@@ -750,7 +750,7 @@ static void au1xmmc_dma_callback(int irq, void *dev_id)
 #define STATUS_DATA_IN  (SD_STATUS_NE)
 #define STATUS_DATA_OUT (SD_STATUS_TH)
 
-static irqreturn_t au1xmmc_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t au1xmmc_irq(int irq, void *dev_id)
 {
 
 	u32 status;
diff --git a/drivers/mmc/imxmmc.c b/drivers/mmc/imxmmc.c
index 1b79dd271aae..659d4a822cc5 100644
--- a/drivers/mmc/imxmmc.c
+++ b/drivers/mmc/imxmmc.c
@@ -635,7 +635,7 @@ static int imxmci_cpu_driven_data(struct imxmci_host *host, unsigned int *pstat)
 	return trans_done;
 }
 
-static void imxmci_dma_irq(int dma, void *devid, struct pt_regs *regs)
+static void imxmci_dma_irq(int dma, void *devid)
 {
 	struct imxmci_host *host = devid;
 	uint32_t stat = MMC_STATUS;
@@ -646,7 +646,7 @@ static void imxmci_dma_irq(int dma, void *devid, struct pt_regs *regs)
 	tasklet_schedule(&host->tasklet);
 }
 
-static irqreturn_t imxmci_irq(int irq, void *devid, struct pt_regs *regs)
+static irqreturn_t imxmci_irq(int irq, void *devid)
 {
 	struct imxmci_host *host = devid;
 	uint32_t stat = MMC_STATUS;
diff --git a/drivers/mmc/mmc_block.c b/drivers/mmc/mmc_block.c
index c1293f1bda87..f9027c8db792 100644
--- a/drivers/mmc/mmc_block.c
+++ b/drivers/mmc/mmc_block.c
@@ -28,6 +28,7 @@
 #include <linux/kdev_t.h>
 #include <linux/blkdev.h>
 #include <linux/mutex.h>
+#include <linux/scatterlist.h>
 
 #include <linux/mmc/card.h>
 #include <linux/mmc/host.h>
@@ -154,6 +155,71 @@ static int mmc_blk_prep_rq(struct mmc_queue *mq, struct request *req)
 	return stat;
 }
 
+static u32 mmc_sd_num_wr_blocks(struct mmc_card *card)
+{
+	int err;
+	u32 blocks;
+
+	struct mmc_request mrq;
+	struct mmc_command cmd;
+	struct mmc_data data;
+	unsigned int timeout_us;
+
+	struct scatterlist sg;
+
+	memset(&cmd, 0, sizeof(struct mmc_command));
+
+	cmd.opcode = MMC_APP_CMD;
+	cmd.arg = card->rca << 16;
+	cmd.flags = MMC_RSP_R1 | MMC_CMD_AC;
+
+	err = mmc_wait_for_cmd(card->host, &cmd, 0);
+	if ((err != MMC_ERR_NONE) || !(cmd.resp[0] & R1_APP_CMD))
+		return (u32)-1;
+
+	memset(&cmd, 0, sizeof(struct mmc_command));
+
+	cmd.opcode = SD_APP_SEND_NUM_WR_BLKS;
+	cmd.arg = 0;
+	cmd.flags = MMC_RSP_R1 | MMC_CMD_ADTC;
+
+	memset(&data, 0, sizeof(struct mmc_data));
+
+	data.timeout_ns = card->csd.tacc_ns * 100;
+	data.timeout_clks = card->csd.tacc_clks * 100;
+
+	timeout_us = data.timeout_ns / 1000;
+	timeout_us += data.timeout_clks * 1000 /
+		(card->host->ios.clock / 1000);
+
+	if (timeout_us > 100000) {
+		data.timeout_ns = 100000000;
+		data.timeout_clks = 0;
+	}
+
+	data.blksz = 4;
+	data.blocks = 1;
+	data.flags = MMC_DATA_READ;
+	data.sg = &sg;
+	data.sg_len = 1;
+
+	memset(&mrq, 0, sizeof(struct mmc_request));
+
+	mrq.cmd = &cmd;
+	mrq.data = &data;
+
+	sg_init_one(&sg, &blocks, 4);
+
+	mmc_wait_for_req(card->host, &mrq);
+
+	if (cmd.error != MMC_ERR_NONE || data.error != MMC_ERR_NONE)
+		return (u32)-1;
+
+	blocks = ntohl(blocks);
+
+	return blocks;
+}
+
 static int mmc_blk_issue_rq(struct mmc_queue *mq, struct request *req)
 {
 	struct mmc_blk_data *md = mq->data;
@@ -184,10 +250,13 @@ static int mmc_blk_issue_rq(struct mmc_queue *mq, struct request *req)
 
 		/*
 		 * If the host doesn't support multiple block writes, force
-		 * block writes to single block.
+		 * block writes to single block. SD cards are excepted from
+		 * this rule as they support querying the number of
+		 * successfully written sectors.
 		 */
 		if (rq_data_dir(req) != READ &&
-		    !(card->host->caps & MMC_CAP_MULTIWRITE))
+		    !(card->host->caps & MMC_CAP_MULTIWRITE) &&
+		    !mmc_card_sd(card))
 			brq.data.blocks = 1;
 
 		if (brq.data.blocks > 1) {
@@ -276,24 +345,41 @@ static int mmc_blk_issue_rq(struct mmc_queue *mq, struct request *req)
 	return 1;
 
  cmd_err:
-	mmc_card_release_host(card);
-
 	ret = 1;
 
-	/*
-	 * For writes and where the host claims to support proper
-	 * error reporting, we first ok the successful blocks.
+ 	/*
+ 	 * If this is an SD card and we're writing, we can first
+ 	 * mark the known good sectors as ok.
+ 	 *
+	 * If the card is not SD, we can still ok written sectors
+	 * if the controller can do proper error reporting.
 	 *
 	 * For reads we just fail the entire chunk as that should
 	 * be safe in all cases.
 	 */
-	if (rq_data_dir(req) != READ &&
-	    (card->host->caps & MMC_CAP_MULTIWRITE)) {
+ 	if (rq_data_dir(req) != READ && mmc_card_sd(card)) {
+		u32 blocks;
+		unsigned int bytes;
+
+		blocks = mmc_sd_num_wr_blocks(card);
+		if (blocks != (u32)-1) {
+			if (card->csd.write_partial)
+				bytes = blocks << md->block_bits;
+			else
+				bytes = blocks << 9;
+			spin_lock_irq(&md->lock);
+			ret = end_that_request_chunk(req, 1, bytes);
+			spin_unlock_irq(&md->lock);
+		}
+	} else if (rq_data_dir(req) != READ &&
+		   (card->host->caps & MMC_CAP_MULTIWRITE)) {
 		spin_lock_irq(&md->lock);
 		ret = end_that_request_chunk(req, 1, brq.data.bytes_xfered);
 		spin_unlock_irq(&md->lock);
 	}
 
+	mmc_card_release_host(card);
+
 	spin_lock_irq(&md->lock);
 	while (ret) {
 		ret = end_that_request_chunk(req, 0,
diff --git a/drivers/mmc/mmci.c b/drivers/mmc/mmci.c
index 2b5a0cc9ea56..828503c4ee62 100644
--- a/drivers/mmc/mmci.c
+++ b/drivers/mmc/mmci.c
@@ -261,7 +261,7 @@ static int mmci_pio_write(struct mmci_host *host, char *buffer, unsigned int rem
 /*
  * PIO data transfer IRQ handler.
  */
-static irqreturn_t mmci_pio_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t mmci_pio_irq(int irq, void *dev_id)
 {
 	struct mmci_host *host = dev_id;
 	void __iomem *base = host->base;
@@ -347,7 +347,7 @@ static irqreturn_t mmci_pio_irq(int irq, void *dev_id, struct pt_regs *regs)
 /*
  * Handle completion of command and data transfers.
  */
-static irqreturn_t mmci_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t mmci_irq(int irq, void *dev_id)
 {
 	struct mmci_host *host = dev_id;
 	u32 status;
diff --git a/drivers/mmc/omap.c b/drivers/mmc/omap.c
index 52c9e52e6b78..762fa2895891 100644
--- a/drivers/mmc/omap.c
+++ b/drivers/mmc/omap.c
@@ -377,7 +377,7 @@ static inline void mmc_omap_report_irq(u16 status)
 		}
 }
 
-static irqreturn_t mmc_omap_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t mmc_omap_irq(int irq, void *dev_id)
 {
 	struct mmc_omap_host * host = (struct mmc_omap_host *)dev_id;
 	u16 status;
@@ -514,7 +514,7 @@ static irqreturn_t mmc_omap_irq(int irq, void *dev_id, struct pt_regs *regs)
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t mmc_omap_switch_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t mmc_omap_switch_irq(int irq, void *dev_id)
 {
 	struct mmc_omap_host *host = (struct mmc_omap_host *) dev_id;
 
diff --git a/drivers/mmc/pxamci.c b/drivers/mmc/pxamci.c
index ef350908478c..a526698b8c91 100644
--- a/drivers/mmc/pxamci.c
+++ b/drivers/mmc/pxamci.c
@@ -299,7 +299,7 @@ static int pxamci_data_done(struct pxamci_host *host, unsigned int stat)
 	return 1;
 }
 
-static irqreturn_t pxamci_irq(int irq, void *devid, struct pt_regs *regs)
+static irqreturn_t pxamci_irq(int irq, void *devid)
 {
 	struct pxamci_host *host = devid;
 	unsigned int ireg;
@@ -399,13 +399,13 @@ static struct mmc_host_ops pxamci_ops = {
 	.set_ios	= pxamci_set_ios,
 };
 
-static void pxamci_dma_irq(int dma, void *devid, struct pt_regs *regs)
+static void pxamci_dma_irq(int dma, void *devid)
 {
 	printk(KERN_ERR "DMA%d: IRQ???\n", dma);
 	DCSR(dma) = DCSR_STARTINTR|DCSR_ENDINTR|DCSR_BUSERR;
 }
 
-static irqreturn_t pxamci_detect_irq(int irq, void *devid, struct pt_regs *regs)
+static irqreturn_t pxamci_detect_irq(int irq, void *devid)
 {
 	struct pxamci_host *host = mmc_priv(devid);
 
diff --git a/drivers/mmc/sdhci.c b/drivers/mmc/sdhci.c
index 20711acb0120..9a7d39b7cdbf 100644
--- a/drivers/mmc/sdhci.c
+++ b/drivers/mmc/sdhci.c
@@ -985,7 +985,7 @@ static void sdhci_data_irq(struct sdhci_host *host, u32 intmask)
 	}
 }
 
-static irqreturn_t sdhci_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t sdhci_irq(int irq, void *dev_id)
 {
 	irqreturn_t result;
 	struct sdhci_host* host = dev_id;
@@ -1329,7 +1329,7 @@ static int __devinit sdhci_probe_slot(struct pci_dev *pdev, int slot)
 	tasklet_init(&host->finish_tasklet,
 		sdhci_tasklet_finish, (unsigned long)host);
 
-	setup_timer(&host->timer, sdhci_timeout_timer, (long)host);
+	setup_timer(&host->timer, sdhci_timeout_timer, (unsigned long)host);
 
 	ret = request_irq(host->irq, sdhci_irq, IRQF_SHARED,
 		host->slot_descr, host);
diff --git a/drivers/mmc/tifm_sd.c b/drivers/mmc/tifm_sd.c
index 6d23dc08d169..2bacff60913d 100644
--- a/drivers/mmc/tifm_sd.c
+++ b/drivers/mmc/tifm_sd.c
@@ -501,13 +501,13 @@ static void tifm_sd_end_cmd(void *data)
 	struct tifm_dev *sock = host->dev;
 	struct mmc_host *mmc = tifm_get_drvdata(sock);
 	struct mmc_request *mrq;
-	struct mmc_data *r_data = 0;
+	struct mmc_data *r_data = NULL;
 	unsigned long flags;
 
 	spin_lock_irqsave(&sock->lock, flags);
 
 	mrq = host->req;
-	host->req = 0;
+	host->req = NULL;
 	host->state = IDLE;
 
 	if (!mrq) {
@@ -546,7 +546,7 @@ static void tifm_sd_request_nodma(struct mmc_host *mmc, struct mmc_request *mrq)
 	struct tifm_dev *sock = host->dev;
 	unsigned long flags;
 	struct mmc_data *r_data = mrq->cmd->data;
-	char *t_buffer = 0;
+	char *t_buffer = NULL;
 
 	if (r_data) {
 		t_buffer = kmap(r_data->sg->page);
@@ -613,13 +613,13 @@ static void tifm_sd_end_cmd_nodma(void *data)
 	struct tifm_dev *sock = host->dev;
 	struct mmc_host *mmc = tifm_get_drvdata(sock);
 	struct mmc_request *mrq;
-	struct mmc_data *r_data = 0;
+	struct mmc_data *r_data = NULL;
 	unsigned long flags;
 
 	spin_lock_irqsave(&sock->lock, flags);
 
 	mrq = host->req;
-	host->req = 0;
+	host->req = NULL;
 	host->state = IDLE;
 
 	if (!mrq) {
@@ -644,7 +644,7 @@ static void tifm_sd_end_cmd_nodma(void *data)
 			r_data->bytes_xfered += r_data->blksz -
 				readl(sock->addr + SOCK_MMCSD_BLOCK_LEN) + 1;
 		}
-		host->buffer = 0;
+		host->buffer = NULL;
 		host->buffer_pos = 0;
 		host->buffer_size = 0;
 	}
@@ -895,7 +895,7 @@ static void tifm_sd_remove(struct tifm_dev *sock)
 		sock->addr + SOCK_DMA_FIFO_INT_ENABLE_CLEAR);
 	writel(0, sock->addr + SOCK_DMA_FIFO_INT_ENABLE_SET);
 
-	tifm_set_drvdata(sock, 0);
+	tifm_set_drvdata(sock, NULL);
 	mmc_free_host(mmc);
 }
 
diff --git a/drivers/mmc/wbsd.c b/drivers/mmc/wbsd.c
index 88c6f0b129f5..ced309b37a8f 100644
--- a/drivers/mmc/wbsd.c
+++ b/drivers/mmc/wbsd.c
@@ -1256,7 +1256,7 @@ end:
  * Interrupt handling
  */
 
-static irqreturn_t wbsd_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t wbsd_irq(int irq, void *dev_id)
 {
 	struct wbsd_host *host = dev_id;
 	int isr;
diff --git a/drivers/mtd/maps/physmap.c b/drivers/mtd/maps/physmap.c
index bc7cc71788bc..d1717763f719 100644
--- a/drivers/mtd/maps/physmap.c
+++ b/drivers/mtd/maps/physmap.c
@@ -62,7 +62,7 @@ static int physmap_flash_remove(struct platform_device *dev)
 	}
 
 	if (info->map.virt != NULL)
-		iounmap((void *)info->map.virt);
+		iounmap(info->map.virt);
 
 	if (info->res != NULL) {
 		release_resource(info->res);
diff --git a/drivers/mtd/nand/cs553x_nand.c b/drivers/mtd/nand/cs553x_nand.c
index e0a1d386e581..94924d52a9b9 100644
--- a/drivers/mtd/nand/cs553x_nand.c
+++ b/drivers/mtd/nand/cs553x_nand.c
@@ -249,7 +249,7 @@ static int __init cs553x_init_one(int cs, int mmio, unsigned long adr)
 	goto out;
 
 out_ior:
-	iounmap((void *)this->IO_ADDR_R);
+	iounmap(this->IO_ADDR_R);
 out_mtd:
 	kfree(new_mtd);
 out:
diff --git a/drivers/net/3c501.c b/drivers/net/3c501.c
index 1b82bccd8c71..11d170afa9c3 100644
--- a/drivers/net/3c501.c
+++ b/drivers/net/3c501.c
@@ -496,7 +496,6 @@ static int el_start_xmit(struct sk_buff *skb, struct net_device *dev)
  * el_interrupt:
  * @irq: Interrupt number
  * @dev_id: The 3c501 that burped
- * @regs: Register data (surplus to our requirements)
  *
  * Handle the ether interface interrupts. The 3c501 needs a lot more
  * hand holding than most cards. In particular we get a transmit interrupt
@@ -515,7 +514,7 @@ static int el_start_xmit(struct sk_buff *skb, struct net_device *dev)
  * TCP window.
  */
 
-static irqreturn_t el_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t el_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct net_local *lp;
diff --git a/drivers/net/3c501.h b/drivers/net/3c501.h
index 39d332474750..c56a2c62f7de 100644
--- a/drivers/net/3c501.h
+++ b/drivers/net/3c501.h
@@ -7,7 +7,7 @@ static int  el1_probe1(struct net_device *dev, int ioaddr);
 static int  el_open(struct net_device *dev);
 static void el_timeout(struct net_device *dev);
 static int  el_start_xmit(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t el_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t el_interrupt(int irq, void *dev_id);
 static void el_receive(struct net_device *dev);
 static void el_reset(struct net_device *dev);
 static int  el1_close(struct net_device *dev);
diff --git a/drivers/net/3c505.c b/drivers/net/3c505.c
index ab8230a68bea..458cb9cbe915 100644
--- a/drivers/net/3c505.c
+++ b/drivers/net/3c505.c
@@ -649,7 +649,7 @@ static void receive_packet(struct net_device *dev, int len)
  *
  ******************************************************/
 
-static irqreturn_t elp_interrupt(int irq, void *dev_id, struct pt_regs *reg_ptr)
+static irqreturn_t elp_interrupt(int irq, void *dev_id)
 {
 	int len;
 	int dlen;
diff --git a/drivers/net/3c507.c b/drivers/net/3c507.c
index 8205a535c5b7..aa43563610ae 100644
--- a/drivers/net/3c507.c
+++ b/drivers/net/3c507.c
@@ -286,7 +286,7 @@ static unsigned short init_words[] = {
 static int	el16_probe1(struct net_device *dev, int ioaddr);
 static int	el16_open(struct net_device *dev);
 static int	el16_send_packet(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t el16_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t el16_interrupt(int irq, void *dev_id);
 static void el16_rx(struct net_device *dev);
 static int	el16_close(struct net_device *dev);
 static struct net_device_stats *el16_get_stats(struct net_device *dev);
@@ -543,7 +543,7 @@ static int el16_send_packet (struct sk_buff *skb, struct net_device *dev)
 
 /*	The typical workload of the driver:
 	Handle the network interface interrupts. */
-static irqreturn_t el16_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t el16_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct net_local *lp;
diff --git a/drivers/net/3c509.c b/drivers/net/3c509.c
index b936373ab2a5..f791bf026e51 100644
--- a/drivers/net/3c509.c
+++ b/drivers/net/3c509.c
@@ -191,7 +191,7 @@ static ushort id_read_eeprom(int index);
 static ushort read_eeprom(int ioaddr, int index);
 static int el3_open(struct net_device *dev);
 static int el3_start_xmit(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t el3_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t el3_interrupt(int irq, void *dev_id);
 static void update_stats(struct net_device *dev);
 static struct net_device_stats *el3_get_stats(struct net_device *dev);
 static int el3_rx(struct net_device *dev);
@@ -910,18 +910,13 @@ el3_start_xmit(struct sk_buff *skb, struct net_device *dev)
 
 /* The EL3 interrupt handler. */
 static irqreturn_t
-el3_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+el3_interrupt(int irq, void *dev_id)
 {
-	struct net_device *dev = (struct net_device *)dev_id;
+	struct net_device *dev = dev_id;
 	struct el3_private *lp;
 	int ioaddr, status;
 	int i = max_interrupt_work;
 
-	if (dev == NULL) {
-		printk ("el3_interrupt(): irq %d for unknown device.\n", irq);
-		return IRQ_NONE;
-	}
-
 	lp = netdev_priv(dev);
 	spin_lock(&lp->lock);
 
@@ -1006,7 +1001,7 @@ el3_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 static void el3_poll_controller(struct net_device *dev)
 {
 	disable_irq(dev->irq);
-	el3_interrupt(dev->irq, dev, NULL);
+	el3_interrupt(dev->irq, dev);
 	enable_irq(dev->irq);
 }
 #endif
diff --git a/drivers/net/3c515.c b/drivers/net/3c515.c
index 91f2232e6050..c307ce66145c 100644
--- a/drivers/net/3c515.c
+++ b/drivers/net/3c515.c
@@ -373,8 +373,7 @@ static int corkscrew_start_xmit(struct sk_buff *skb,
 static int corkscrew_rx(struct net_device *dev);
 static void corkscrew_timeout(struct net_device *dev);
 static int boomerang_rx(struct net_device *dev);
-static irqreturn_t corkscrew_interrupt(int irq, void *dev_id,
-				    struct pt_regs *regs);
+static irqreturn_t corkscrew_interrupt(int irq, void *dev_id);
 static int corkscrew_close(struct net_device *dev);
 static void update_stats(int addr, struct net_device *dev);
 static struct net_device_stats *corkscrew_get_stats(struct net_device *dev);
@@ -1116,8 +1115,7 @@ static int corkscrew_start_xmit(struct sk_buff *skb,
 /* The interrupt handler does all of the Rx thread work and cleans up
    after the Tx thread. */
 
-static irqreturn_t corkscrew_interrupt(int irq, void *dev_id,
-				    struct pt_regs *regs)
+static irqreturn_t corkscrew_interrupt(int irq, void *dev_id)
 {
 	/* Use the now-standard shared IRQ implementation. */
 	struct net_device *dev = dev_id;
diff --git a/drivers/net/3c523.c b/drivers/net/3c523.c
index cf8a0bc3bf34..91849469b4f4 100644
--- a/drivers/net/3c523.c
+++ b/drivers/net/3c523.c
@@ -180,7 +180,7 @@ sizeof(nop_cmd) = 8;
       	dev->name,__LINE__); \
       elmc_id_reset586(); } } }
 
-static irqreturn_t elmc_interrupt(int irq, void *dev_id, struct pt_regs *reg_ptr);
+static irqreturn_t elmc_interrupt(int irq, void *dev_id);
 static int elmc_open(struct net_device *dev);
 static int elmc_close(struct net_device *dev);
 static int elmc_send_packet(struct sk_buff *, struct net_device *);
@@ -900,16 +900,13 @@ static void *alloc_rfa(struct net_device *dev, void *ptr)
  */
 
 static irqreturn_t
-elmc_interrupt(int irq, void *dev_id, struct pt_regs *reg_ptr)
+elmc_interrupt(int irq, void *dev_id)
 {
-	struct net_device *dev = (struct net_device *) dev_id;
+	struct net_device *dev = dev_id;
 	unsigned short stat;
 	struct priv *p;
 
-	if (dev == NULL) {
-		printk(KERN_ERR "elmc-interrupt: irq %d for unknown device.\n", (int) -(((struct pt_regs *) reg_ptr)->orig_eax + 2));
-		return IRQ_NONE;
-	} else if (!netif_running(dev)) {
+	if (!netif_running(dev)) {
 		/* The 3c523 has this habit of generating interrupts during the
 		   reset.  I'm not sure if the ni52 has this same problem, but it's
 		   really annoying if we haven't finished initializing it.  I was
diff --git a/drivers/net/3c527.c b/drivers/net/3c527.c
index 625e57dc3b4a..f4aca5386add 100644
--- a/drivers/net/3c527.c
+++ b/drivers/net/3c527.c
@@ -217,7 +217,7 @@ static int      mc32_command(struct net_device *dev, u16 cmd, void *data, int le
 static int	mc32_open(struct net_device *dev);
 static void	mc32_timeout(struct net_device *dev);
 static int	mc32_send_packet(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t mc32_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t mc32_interrupt(int irq, void *dev_id);
 static int	mc32_close(struct net_device *dev);
 static struct	net_device_stats *mc32_get_stats(struct net_device *dev);
 static void	mc32_set_multicast_list(struct net_device *dev);
@@ -1316,7 +1316,7 @@ static void mc32_tx_ring(struct net_device *dev)
  *
  */
 
-static irqreturn_t mc32_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t mc32_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct mc32_local *lp;
@@ -1324,11 +1324,6 @@ static irqreturn_t mc32_interrupt(int irq, void *dev_id, struct pt_regs * regs)
 	int rx_event = 0;
 	int tx_event = 0;
 
-	if (dev == NULL) {
-		printk(KERN_WARNING "%s: irq %d for unknown device.\n", cardname, irq);
-		return IRQ_NONE;
-	}
-
 	ioaddr = dev->base_addr;
 	lp = netdev_priv(dev);
 
diff --git a/drivers/net/3c59x.c b/drivers/net/3c59x.c
index df42e28cc80f..80bdcf846234 100644
--- a/drivers/net/3c59x.c
+++ b/drivers/net/3c59x.c
@@ -717,8 +717,8 @@ static int vortex_start_xmit(struct sk_buff *skb, struct net_device *dev);
 static int boomerang_start_xmit(struct sk_buff *skb, struct net_device *dev);
 static int vortex_rx(struct net_device *dev);
 static int boomerang_rx(struct net_device *dev);
-static irqreturn_t vortex_interrupt(int irq, void *dev_id, struct pt_regs *regs);
-static irqreturn_t boomerang_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t vortex_interrupt(int irq, void *dev_id);
+static irqreturn_t boomerang_interrupt(int irq, void *dev_id);
 static int vortex_close(struct net_device *dev);
 static void dump_tx_ring(struct net_device *dev);
 static void update_stats(void __iomem *ioaddr, struct net_device *dev);
@@ -794,7 +794,7 @@ static void poll_vortex(struct net_device *dev)
 	unsigned long flags;
 	local_save_flags(flags);
 	local_irq_disable();
-	(vp->full_bus_master_rx ? boomerang_interrupt:vortex_interrupt)(dev->irq,dev,NULL);
+	(vp->full_bus_master_rx ? boomerang_interrupt:vortex_interrupt)(dev->irq,dev);
 	local_irq_restore(flags);
 }
 #endif
@@ -1849,9 +1849,9 @@ static void vortex_tx_timeout(struct net_device *dev)
 			unsigned long flags;
 			local_irq_save(flags);
 			if (vp->full_bus_master_tx)
-				boomerang_interrupt(dev->irq, dev, NULL);
+				boomerang_interrupt(dev->irq, dev);
 			else
-				vortex_interrupt(dev->irq, dev, NULL);
+				vortex_interrupt(dev->irq, dev);
 			local_irq_restore(flags);
 		}
 	}
@@ -2149,7 +2149,7 @@ boomerang_start_xmit(struct sk_buff *skb, struct net_device *dev)
  */
 
 static irqreturn_t
-vortex_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+vortex_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct vortex_private *vp = netdev_priv(dev);
@@ -2254,7 +2254,7 @@ handler_exit:
  */
 
 static irqreturn_t
-boomerang_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+boomerang_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct vortex_private *vp = netdev_priv(dev);
diff --git a/drivers/net/7990.c b/drivers/net/7990.c
index db7b19a5cd59..7733697f7776 100644
--- a/drivers/net/7990.c
+++ b/drivers/net/7990.c
@@ -438,7 +438,7 @@ static int lance_tx (struct net_device *dev)
 }
 
 static irqreturn_t
-lance_interrupt (int irq, void *dev_id, struct pt_regs *regs)
+lance_interrupt (int irq, void *dev_id)
 {
         struct net_device *dev = (struct net_device *)dev_id;
         struct lance_private *lp = netdev_priv(dev);
@@ -674,7 +674,7 @@ void lance_poll(struct net_device *dev)
 	WRITERAP(lp, LE_CSR0);
 	WRITERDP(lp, LE_C0_STRT);
 	spin_unlock (&lp->devlock);
-	lance_interrupt(dev->irq, dev, NULL);
+	lance_interrupt(dev->irq, dev);
 }
 #endif
 
diff --git a/drivers/net/8139cp.c b/drivers/net/8139cp.c
index 5a4990ae3730..458dd9f830c4 100644
--- a/drivers/net/8139cp.c
+++ b/drivers/net/8139cp.c
@@ -631,8 +631,7 @@ rx_next:
 	return 1;		/* not done */
 }
 
-static irqreturn_t
-cp_interrupt (int irq, void *dev_instance, struct pt_regs *regs)
+static irqreturn_t cp_interrupt (int irq, void *dev_instance)
 {
 	struct net_device *dev = dev_instance;
 	struct cp_private *cp;
@@ -696,7 +695,7 @@ cp_interrupt (int irq, void *dev_instance, struct pt_regs *regs)
 static void cp_poll_controller(struct net_device *dev)
 {
 	disable_irq(dev->irq);
-	cp_interrupt(dev->irq, dev, NULL);
+	cp_interrupt(dev->irq, dev);
 	enable_irq(dev->irq);
 }
 #endif
diff --git a/drivers/net/8139too.c b/drivers/net/8139too.c
index dbc5c0b1b96c..d02ed51abfcc 100644
--- a/drivers/net/8139too.c
+++ b/drivers/net/8139too.c
@@ -629,8 +629,7 @@ static int rtl8139_poll(struct net_device *dev, int *budget);
 #ifdef CONFIG_NET_POLL_CONTROLLER
 static void rtl8139_poll_controller(struct net_device *dev);
 #endif
-static irqreturn_t rtl8139_interrupt (int irq, void *dev_instance,
-			       struct pt_regs *regs);
+static irqreturn_t rtl8139_interrupt (int irq, void *dev_instance);
 static int rtl8139_close (struct net_device *dev);
 static int netdev_ioctl (struct net_device *dev, struct ifreq *rq, int cmd);
 static struct net_device_stats *rtl8139_get_stats (struct net_device *dev);
@@ -2146,8 +2145,7 @@ static int rtl8139_poll(struct net_device *dev, int *budget)
 
 /* The interrupt handler does all of the Rx thread work and cleans up
    after the Tx thread. */
-static irqreturn_t rtl8139_interrupt (int irq, void *dev_instance,
-			       struct pt_regs *regs)
+static irqreturn_t rtl8139_interrupt (int irq, void *dev_instance)
 {
 	struct net_device *dev = (struct net_device *) dev_instance;
 	struct rtl8139_private *tp = netdev_priv(dev);
@@ -2219,7 +2217,7 @@ static irqreturn_t rtl8139_interrupt (int irq, void *dev_instance,
 static void rtl8139_poll_controller(struct net_device *dev)
 {
 	disable_irq(dev->irq);
-	rtl8139_interrupt(dev->irq, dev, NULL);
+	rtl8139_interrupt(dev->irq, dev);
 	enable_irq(dev->irq);
 }
 #endif
diff --git a/drivers/net/82596.c b/drivers/net/82596.c
index c9e4dca9d410..8236f26ffd46 100644
--- a/drivers/net/82596.c
+++ b/drivers/net/82596.c
@@ -357,7 +357,7 @@ static char init_setup[] =
 
 static int i596_open(struct net_device *dev);
 static int i596_start_xmit(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t i596_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t i596_interrupt(int irq, void *dev_id);
 static int i596_close(struct net_device *dev);
 static struct net_device_stats *i596_get_stats(struct net_device *dev);
 static void i596_add_cmd(struct net_device *dev, struct i596_cmd *cmd);
@@ -501,7 +501,7 @@ static void i596_display_data(struct net_device *dev)
 
 
 #if defined(ENABLE_MVME16x_NET) || defined(ENABLE_BVME6000_NET)
-static irqreturn_t i596_error(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t i596_error(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 #ifdef ENABLE_MVME16x_NET
@@ -1283,7 +1283,7 @@ out:
 	return ERR_PTR(err);
 }
 
-static irqreturn_t i596_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t i596_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct i596_private *lp;
@@ -1294,7 +1294,7 @@ static irqreturn_t i596_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 #ifdef ENABLE_BVME6000_NET
 	if (MACH_IS_BVME6000) {
 		if (*(char *) BVME_LOCAL_IRQ_STAT & BVME_ETHERR) {
-			i596_error(irq, dev_id, regs);
+			i596_error(irq, dev_id);
 			return IRQ_HANDLED;
 		}
 	}
diff --git a/drivers/net/8390.c b/drivers/net/8390.c
index 9d34056147ad..3d1c599ac3cb 100644
--- a/drivers/net/8390.c
+++ b/drivers/net/8390.c
@@ -391,7 +391,6 @@ static int ei_start_xmit(struct sk_buff *skb, struct net_device *dev)
  * ei_interrupt - handle the interrupts from an 8390
  * @irq: interrupt number
  * @dev_id: a pointer to the net_device
- * @regs: unused
  *
  * Handle the ether interface interrupts. We pull packets from
  * the 8390 via the card specific functions and fire them at the networking
@@ -400,21 +399,15 @@ static int ei_start_xmit(struct sk_buff *skb, struct net_device *dev)
  * needed.
  */
 
-irqreturn_t ei_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+irqreturn_t ei_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	long e8390_base;
 	int interrupts, nr_serviced = 0;
 	struct ei_device *ei_local;
 
-	if (dev == NULL)
-	{
-		printk ("net_interrupt(): irq %d for unknown device.\n", irq);
-		return IRQ_NONE;
-	}
-
 	e8390_base = dev->base_addr;
-	ei_local = (struct ei_device *) netdev_priv(dev);
+	ei_local = netdev_priv(dev);
 
 	/*
 	 *	Protect the irq test too.
@@ -506,7 +499,7 @@ irqreturn_t ei_interrupt(int irq, void *dev_id, struct pt_regs * regs)
 void ei_poll(struct net_device *dev)
 {
 	disable_irq_lockdep(dev->irq);
-	ei_interrupt(dev->irq, dev, NULL);
+	ei_interrupt(dev->irq, dev);
 	enable_irq_lockdep(dev->irq);
 }
 #endif
diff --git a/drivers/net/8390.h b/drivers/net/8390.h
index ca4eb0ccf8cf..f44f1220b3a5 100644
--- a/drivers/net/8390.h
+++ b/drivers/net/8390.h
@@ -35,7 +35,7 @@ extern void ei_poll(struct net_device *dev);
 extern void NS8390_init(struct net_device *dev, int startp);
 extern int ei_open(struct net_device *dev);
 extern int ei_close(struct net_device *dev);
-extern irqreturn_t ei_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+extern irqreturn_t ei_interrupt(int irq, void *dev_id);
 extern struct net_device *__alloc_ei_netdev(int size);
 static inline struct net_device *alloc_ei_netdev(void)
 {
diff --git a/drivers/net/a2065.c b/drivers/net/a2065.c
index 5f7258fea19d..d76548e75350 100644
--- a/drivers/net/a2065.c
+++ b/drivers/net/a2065.c
@@ -425,8 +425,7 @@ static int lance_tx (struct net_device *dev)
 	return 0;
 }
 
-static irqreturn_t
-lance_interrupt (int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t lance_interrupt (int irq, void *dev_id)
 {
 	struct net_device *dev;
 	struct lance_private *lp;
diff --git a/drivers/net/acenic.c b/drivers/net/acenic.c
index 71a4f60f7325..33c6645455ae 100644
--- a/drivers/net/acenic.c
+++ b/drivers/net/acenic.c
@@ -2144,7 +2144,7 @@ static inline void ace_tx_int(struct net_device *dev,
 }
 
 
-static irqreturn_t ace_interrupt(int irq, void *dev_id, struct pt_regs *ptregs)
+static irqreturn_t ace_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = (struct net_device *)dev_id;
 	struct ace_private *ap = netdev_priv(dev);
diff --git a/drivers/net/acenic.h b/drivers/net/acenic.h
index efb14b9f4d90..8ca8534d70bf 100644
--- a/drivers/net/acenic.h
+++ b/drivers/net/acenic.h
@@ -769,7 +769,7 @@ static int ace_init(struct net_device *dev);
 static void ace_load_std_rx_ring(struct ace_private *ap, int nr_bufs);
 static void ace_load_mini_rx_ring(struct ace_private *ap, int nr_bufs);
 static void ace_load_jumbo_rx_ring(struct ace_private *ap, int nr_bufs);
-static irqreturn_t ace_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t ace_interrupt(int irq, void *dev_id);
 static int ace_load_firmware(struct net_device *dev);
 static int ace_open(struct net_device *dev);
 static int ace_start_xmit(struct sk_buff *skb, struct net_device *dev);
diff --git a/drivers/net/amd8111e.c b/drivers/net/amd8111e.c
index 28855a01ed7b..ef65e5917c8f 100644
--- a/drivers/net/amd8111e.c
+++ b/drivers/net/amd8111e.c
@@ -1257,7 +1257,7 @@ static int amd8111e_calc_coalesce(struct net_device *dev)
 /*
 This is device interrupt function. It handles transmit, receive,link change and hardware timer interrupts.
 */
-static irqreturn_t amd8111e_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t amd8111e_interrupt(int irq, void *dev_id)
 {
 
 	struct net_device * dev = (struct net_device *) dev_id;
@@ -1336,7 +1336,7 @@ static void amd8111e_poll(struct net_device *dev)
 	unsigned long flags;
 	local_save_flags(flags);
 	local_irq_disable();
-	amd8111e_interrupt(0, dev, NULL);
+	amd8111e_interrupt(0, dev);
 	local_irq_restore(flags);
 }
 #endif
diff --git a/drivers/net/apne.c b/drivers/net/apne.c
index 643b08cc7403..9164d8cd670e 100644
--- a/drivers/net/apne.c
+++ b/drivers/net/apne.c
@@ -88,7 +88,7 @@ static void apne_block_input(struct net_device *dev, int count,
 								struct sk_buff *skb, int ring_offset);
 static void apne_block_output(struct net_device *dev, const int count,
 							const unsigned char *buf, const int start_page);
-static irqreturn_t apne_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t apne_interrupt(int irq, void *dev_id);
 
 static int init_pcmcia(void);
 
@@ -543,7 +543,7 @@ apne_block_output(struct net_device *dev, int count,
     return;
 }
 
-static irqreturn_t apne_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t apne_interrupt(int irq, void *dev_id)
 {
     unsigned char pcmcia_intreq;
 
@@ -559,7 +559,7 @@ static irqreturn_t apne_interrupt(int irq, void *dev_id, struct pt_regs *regs)
     if (ei_debug > 3)
         printk("pcmcia intreq = %x\n", pcmcia_intreq);
     pcmcia_disable_irq();			/* to get rid of the sti() within ei_interrupt */
-    ei_interrupt(irq, dev_id, regs);
+    ei_interrupt(irq, dev_id);
     pcmcia_ack_int(pcmcia_get_intreq());
     pcmcia_enable_irq();
     return IRQ_HANDLED;
diff --git a/drivers/net/appletalk/cops.c b/drivers/net/appletalk/cops.c
index ae7f828344d9..cc1a27ed197f 100644
--- a/drivers/net/appletalk/cops.c
+++ b/drivers/net/appletalk/cops.c
@@ -188,7 +188,7 @@ static void cops_reset (struct net_device *dev, int sleep);
 static void cops_load (struct net_device *dev);
 static int  cops_nodeid (struct net_device *dev, int nodeid);
 
-static irqreturn_t cops_interrupt (int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t cops_interrupt (int irq, void *dev_id);
 static void cops_poll (unsigned long ltdev);
 static void cops_timeout(struct net_device *dev);
 static void cops_rx (struct net_device *dev);
@@ -721,7 +721,7 @@ static void cops_poll(unsigned long ltdev)
  *      The typical workload of the driver:
  *      Handle the network interface interrupts.
  */
-static irqreturn_t cops_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t cops_interrupt(int irq, void *dev_id)
 {
         struct net_device *dev = dev_id;
         struct cops_local *lp;
diff --git a/drivers/net/appletalk/ltpc.c b/drivers/net/appletalk/ltpc.c
index d5666c37cb0d..2ea44ce49810 100644
--- a/drivers/net/appletalk/ltpc.c
+++ b/drivers/net/appletalk/ltpc.c
@@ -790,7 +790,7 @@ static int sendup_buffer (struct net_device *dev)
 /* the handler for the board interrupt */
  
 static irqreturn_t
-ltpc_interrupt(int irq, void *dev_id, struct pt_regs *reg_ptr)
+ltpc_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 
diff --git a/drivers/net/arcnet/arcnet.c b/drivers/net/arcnet/arcnet.c
index 5a95005253fa..4e91dab1f17f 100644
--- a/drivers/net/arcnet/arcnet.c
+++ b/drivers/net/arcnet/arcnet.c
@@ -752,7 +752,7 @@ static void arcnet_timeout(struct net_device *dev)
  * interrupts. Establish which device needs attention, and call the correct
  * chipset interrupt handler.
  */
-irqreturn_t arcnet_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t arcnet_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct arcnet_local *lp;
diff --git a/drivers/net/ariadne.c b/drivers/net/ariadne.c
index 3aef3c10d56f..9dfc09b181c1 100644
--- a/drivers/net/ariadne.c
+++ b/drivers/net/ariadne.c
@@ -120,7 +120,7 @@ static int ariadne_start_xmit(struct sk_buff *skb, struct net_device *dev);
 static void ariadne_tx_timeout(struct net_device *dev);
 static int ariadne_rx(struct net_device *dev);
 static void ariadne_reset(struct net_device *dev);
-static irqreturn_t ariadne_interrupt(int irq, void *data, struct pt_regs *fp);
+static irqreturn_t ariadne_interrupt(int irq, void *data);
 static int ariadne_close(struct net_device *dev);
 static struct net_device_stats *ariadne_get_stats(struct net_device *dev);
 #ifdef HAVE_MULTICAST
@@ -416,7 +416,7 @@ static inline void ariadne_reset(struct net_device *dev)
 }
 
 
-static irqreturn_t ariadne_interrupt(int irq, void *data, struct pt_regs *fp)
+static irqreturn_t ariadne_interrupt(int irq, void *data)
 {
     struct net_device *dev = (struct net_device *)data;
     volatile struct Am79C960 *lance = (struct Am79C960*)dev->base_addr;
diff --git a/drivers/net/arm/am79c961a.c b/drivers/net/arm/am79c961a.c
index 09d5c3f26985..ddd12d44ff22 100644
--- a/drivers/net/arm/am79c961a.c
+++ b/drivers/net/arm/am79c961a.c
@@ -38,7 +38,7 @@
 #include "am79c961a.h"
 
 static irqreturn_t
-am79c961_interrupt (int irq, void *dev_id, struct pt_regs *regs);
+am79c961_interrupt (int irq, void *dev_id);
 
 static unsigned int net_debug = NET_DEBUG;
 
@@ -596,7 +596,7 @@ am79c961_tx(struct net_device *dev, struct dev_priv *priv)
 }
 
 static irqreturn_t
-am79c961_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+am79c961_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = (struct net_device *)dev_id;
 	struct dev_priv *priv = netdev_priv(dev);
diff --git a/drivers/net/arm/at91_ether.c b/drivers/net/arm/at91_ether.c
index 3ecf2cc53a7c..b54b857e357e 100644
--- a/drivers/net/arm/at91_ether.c
+++ b/drivers/net/arm/at91_ether.c
@@ -196,7 +196,7 @@ static void update_linkspeed(struct net_device *dev, int silent)
 /*
  * Handle interrupts from the PHY
  */
-static irqreturn_t at91ether_phy_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t at91ether_phy_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = (struct net_device *) dev_id;
 	struct at91_private *lp = (struct at91_private *) dev->priv;
@@ -888,7 +888,7 @@ static void at91ether_rx(struct net_device *dev)
 /*
  * MAC interrupt handler
  */
-static irqreturn_t at91ether_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t at91ether_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = (struct net_device *) dev_id;
 	struct at91_private *lp = (struct at91_private *) dev->priv;
diff --git a/drivers/net/arm/ep93xx_eth.c b/drivers/net/arm/ep93xx_eth.c
index d231efa624d4..127561c782fd 100644
--- a/drivers/net/arm/ep93xx_eth.c
+++ b/drivers/net/arm/ep93xx_eth.c
@@ -435,7 +435,7 @@ static void ep93xx_tx_complete(struct net_device *dev)
 		netif_wake_queue(dev);
 }
 
-static irqreturn_t ep93xx_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t ep93xx_irq(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct ep93xx_priv *ep = netdev_priv(dev);
diff --git a/drivers/net/arm/ether1.c b/drivers/net/arm/ether1.c
index 312955d07b28..f3478a30e778 100644
--- a/drivers/net/arm/ether1.c
+++ b/drivers/net/arm/ether1.c
@@ -68,7 +68,7 @@ static unsigned int net_debug = NET_DEBUG;
 
 static int ether1_open(struct net_device *dev);
 static int ether1_sendpacket(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t ether1_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t ether1_interrupt(int irq, void *dev_id);
 static int ether1_close(struct net_device *dev);
 static struct net_device_stats *ether1_getstats(struct net_device *dev);
 static void ether1_setmulticastlist(struct net_device *dev);
@@ -908,7 +908,7 @@ ether1_recv_done (struct net_device *dev)
 }
 
 static irqreturn_t
-ether1_interrupt (int irq, void *dev_id, struct pt_regs *regs)
+ether1_interrupt (int irq, void *dev_id)
 {
 	struct net_device *dev = (struct net_device *)dev_id;
 	int status;
diff --git a/drivers/net/arm/ether3.c b/drivers/net/arm/ether3.c
index 081074180e62..84686c8a5bc2 100644
--- a/drivers/net/arm/ether3.c
+++ b/drivers/net/arm/ether3.c
@@ -81,7 +81,7 @@ static int	ether3_rx(struct net_device *dev, unsigned int maxcnt);
 static void	ether3_tx(struct net_device *dev);
 static int	ether3_open (struct net_device *dev);
 static int	ether3_sendpacket (struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t ether3_interrupt (int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t ether3_interrupt (int irq, void *dev_id);
 static int	ether3_close (struct net_device *dev);
 static struct net_device_stats *ether3_getstats (struct net_device *dev);
 static void	ether3_setmulticastlist (struct net_device *dev);
@@ -568,7 +568,7 @@ ether3_sendpacket(struct sk_buff *skb, struct net_device *dev)
 }
 
 static irqreturn_t
-ether3_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+ether3_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = (struct net_device *)dev_id;
 	unsigned int status, handled = IRQ_NONE;
diff --git a/drivers/net/at1700.c b/drivers/net/at1700.c
index 4aeca11f3ee2..8620a5b470f5 100644
--- a/drivers/net/at1700.c
+++ b/drivers/net/at1700.c
@@ -161,7 +161,7 @@ static int at1700_probe1(struct net_device *dev, int ioaddr);
 static int read_eeprom(long ioaddr, int location);
 static int net_open(struct net_device *dev);
 static int	net_send_packet(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t net_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t net_interrupt(int irq, void *dev_id);
 static void net_rx(struct net_device *dev);
 static int net_close(struct net_device *dev);
 static struct net_device_stats *net_get_stats(struct net_device *dev);
@@ -648,8 +648,7 @@ static int net_send_packet (struct sk_buff *skb, struct net_device *dev)
 
 /* The typical workload of the driver:
    Handle the network interface interrupts. */
-static irqreturn_t
-net_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t net_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct net_local *lp;
diff --git a/drivers/net/atari_bionet.c b/drivers/net/atari_bionet.c
index 92b52138acad..4e3bf6a1f22c 100644
--- a/drivers/net/atari_bionet.c
+++ b/drivers/net/atari_bionet.c
@@ -220,7 +220,7 @@ gsend:
 }
 
 static irqreturn_t
-bionet_intr(int irq, void *data, struct pt_regs *fp) {
+bionet_intr(int irq, void *data) {
 	return IRQ_HANDLED;
 }
 
diff --git a/drivers/net/atari_pamsnet.c b/drivers/net/atari_pamsnet.c
index a1026251b933..3b5436149286 100644
--- a/drivers/net/atari_pamsnet.c
+++ b/drivers/net/atari_pamsnet.c
@@ -163,7 +163,7 @@ static int pamsnet_close(struct net_device *dev);
 static struct net_device_stats *net_get_stats(struct net_device *dev);
 static void pamsnet_tick(unsigned long);
 
-static irqreturn_t pamsnet_intr(int irq, void *data, struct pt_regs *fp);
+static irqreturn_t pamsnet_intr(int irq, void *data);
 
 static DEFINE_TIMER(pamsnet_timer, pamsnet_tick, 0, 0);
 
@@ -494,7 +494,6 @@ static irqreturn_t
 pamsnet_intr(irq, data, fp)
 	int irq;
 	void *data;
-	struct pt_regs *fp;
 {
 	return IRQ_HANDLED;
 }
diff --git a/drivers/net/atarilance.c b/drivers/net/atarilance.c
index b6570ca6ada7..d79489e46249 100644
--- a/drivers/net/atarilance.c
+++ b/drivers/net/atarilance.c
@@ -344,7 +344,7 @@ static unsigned long lance_probe1( struct net_device *dev, struct lance_addr
 static int lance_open( struct net_device *dev );
 static void lance_init_ring( struct net_device *dev );
 static int lance_start_xmit( struct sk_buff *skb, struct net_device *dev );
-static irqreturn_t lance_interrupt( int irq, void *dev_id, struct pt_regs *fp );
+static irqreturn_t lance_interrupt( int irq, void *dev_id );
 static int lance_rx( struct net_device *dev );
 static int lance_close( struct net_device *dev );
 static struct net_device_stats *lance_get_stats( struct net_device *dev );
@@ -866,7 +866,7 @@ static int lance_start_xmit( struct sk_buff *skb, struct net_device *dev )
 
 /* The LANCE interrupt handler. */
 
-static irqreturn_t lance_interrupt( int irq, void *dev_id, struct pt_regs *fp)
+static irqreturn_t lance_interrupt( int irq, void *dev_id )
 {
 	struct net_device *dev = dev_id;
 	struct lance_private *lp;
diff --git a/drivers/net/atp.c b/drivers/net/atp.c
index f2c8e0d5497b..2d306fcb7f36 100644
--- a/drivers/net/atp.c
+++ b/drivers/net/atp.c
@@ -203,7 +203,7 @@ static void hardware_init(struct net_device *dev);
 static void write_packet(long ioaddr, int length, unsigned char *packet, int pad, int mode);
 static void trigger_send(long ioaddr, int length);
 static int	atp_send_packet(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t atp_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t atp_interrupt(int irq, void *dev_id);
 static void net_rx(struct net_device *dev);
 static void read_block(long ioaddr, int length, unsigned char *buffer, int data_mode);
 static int net_close(struct net_device *dev);
@@ -596,20 +596,15 @@ static int atp_send_packet(struct sk_buff *skb, struct net_device *dev)
 
 /* The typical workload of the driver:
    Handle the network interface interrupts. */
-static irqreturn_t
-atp_interrupt(int irq, void *dev_instance, struct pt_regs * regs)
+static irqreturn_t atp_interrupt(int irq, void *dev_instance)
 {
-	struct net_device *dev = (struct net_device *)dev_instance;
+	struct net_device *dev = dev_instance;
 	struct net_local *lp;
 	long ioaddr;
 	static int num_tx_since_rx;
 	int boguscount = max_interrupt_work;
 	int handled = 0;
 
-	if (dev == NULL) {
-		printk(KERN_ERR "ATP_interrupt(): irq %d for unknown device.\n", irq);
-		return IRQ_NONE;
-	}
 	ioaddr = dev->base_addr;
 	lp = netdev_priv(dev);
 
diff --git a/drivers/net/au1000_eth.c b/drivers/net/au1000_eth.c
index ac33b1b9cf4a..4873dc610d22 100644
--- a/drivers/net/au1000_eth.c
+++ b/drivers/net/au1000_eth.c
@@ -89,7 +89,7 @@ static int au1000_open(struct net_device *);
 static int au1000_close(struct net_device *);
 static int au1000_tx(struct sk_buff *, struct net_device *);
 static int au1000_rx(struct net_device *);
-static irqreturn_t au1000_interrupt(int, void *, struct pt_regs *);
+static irqreturn_t au1000_interrupt(int, void *);
 static void au1000_tx_timeout(struct net_device *);
 static void set_rx_mode(struct net_device *);
 static struct net_device_stats *au1000_get_stats(struct net_device *);
@@ -1253,7 +1253,7 @@ static int au1000_rx(struct net_device *dev)
 /*
  * Au1000 interrupt service routine.
  */
-static irqreturn_t au1000_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t au1000_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = (struct net_device *) dev_id;
 
diff --git a/drivers/net/b44.c b/drivers/net/b44.c
index 973b8eb37dc2..ebb726e655ac 100644
--- a/drivers/net/b44.c
+++ b/drivers/net/b44.c
@@ -896,7 +896,7 @@ static int b44_poll(struct net_device *netdev, int *budget)
 	return (done ? 0 : 1);
 }
 
-static irqreturn_t b44_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t b44_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct b44 *bp = netdev_priv(dev);
@@ -1461,7 +1461,7 @@ out:
 static void b44_poll_controller(struct net_device *dev)
 {
 	disable_irq(dev->irq);
-	b44_interrupt(dev->irq, dev, NULL);
+	b44_interrupt(dev->irq, dev);
 	enable_irq(dev->irq);
 }
 #endif
diff --git a/drivers/net/bmac.c b/drivers/net/bmac.c
index 4adfe7b77031..4528ce9c4e43 100644
--- a/drivers/net/bmac.c
+++ b/drivers/net/bmac.c
@@ -152,9 +152,9 @@ static void bmac_init_chip(struct net_device *dev);
 static void bmac_init_registers(struct net_device *dev);
 static void bmac_enable_and_reset_chip(struct net_device *dev);
 static int bmac_set_address(struct net_device *dev, void *addr);
-static irqreturn_t bmac_misc_intr(int irq, void *dev_id, struct pt_regs *regs);
-static irqreturn_t bmac_txdma_intr(int irq, void *dev_id, struct pt_regs *regs);
-static irqreturn_t bmac_rxdma_intr(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t bmac_misc_intr(int irq, void *dev_id);
+static irqreturn_t bmac_txdma_intr(int irq, void *dev_id);
+static irqreturn_t bmac_rxdma_intr(int irq, void *dev_id);
 static void bmac_set_timeout(struct net_device *dev);
 static void bmac_tx_timeout(unsigned long data);
 static int bmac_output(struct sk_buff *skb, struct net_device *dev);
@@ -688,7 +688,7 @@ static int bmac_transmit_packet(struct sk_buff *skb, struct net_device *dev)
 
 static int rxintcount;
 
-static irqreturn_t bmac_rxdma_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t bmac_rxdma_intr(int irq, void *dev_id)
 {
 	struct net_device *dev = (struct net_device *) dev_id;
 	struct bmac_data *bp = netdev_priv(dev);
@@ -765,7 +765,7 @@ static irqreturn_t bmac_rxdma_intr(int irq, void *dev_id, struct pt_regs *regs)
 
 static int txintcount;
 
-static irqreturn_t bmac_txdma_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t bmac_txdma_intr(int irq, void *dev_id)
 {
 	struct net_device *dev = (struct net_device *) dev_id;
 	struct bmac_data *bp = netdev_priv(dev);
@@ -1082,7 +1082,7 @@ static void bmac_set_multicast(struct net_device *dev)
 
 static int miscintcount;
 
-static irqreturn_t bmac_misc_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t bmac_misc_intr(int irq, void *dev_id)
 {
 	struct net_device *dev = (struct net_device *) dev_id;
 	struct bmac_data *bp = netdev_priv(dev);
@@ -1091,7 +1091,7 @@ static irqreturn_t bmac_misc_intr(int irq, void *dev_id, struct pt_regs *regs)
 		XXDEBUG(("bmac_misc_intr\n"));
 	}
 	/* XXDEBUG(("bmac_misc_intr, status=%#08x\n", status)); */
-	/*     bmac_txdma_intr_inner(irq, dev_id, regs); */
+	/*     bmac_txdma_intr_inner(irq, dev_id); */
 	/*   if (status & FrameReceived) bp->stats.rx_dropped++; */
 	if (status & RxErrorMask) bp->stats.rx_errors++;
 	if (status & RxCRCCntExp) bp->stats.rx_crc_errors++;
diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c
index 6b4edb63c4c4..01b76d3aa42f 100644
--- a/drivers/net/bnx2.c
+++ b/drivers/net/bnx2.c
@@ -1888,7 +1888,7 @@ next_rx:
  * is that the MSI interrupt is always serviced.
  */
 static irqreturn_t
-bnx2_msi(int irq, void *dev_instance, struct pt_regs *regs)
+bnx2_msi(int irq, void *dev_instance)
 {
 	struct net_device *dev = dev_instance;
 	struct bnx2 *bp = netdev_priv(dev);
@@ -1908,7 +1908,7 @@ bnx2_msi(int irq, void *dev_instance, struct pt_regs *regs)
 }
 
 static irqreturn_t
-bnx2_interrupt(int irq, void *dev_instance, struct pt_regs *regs)
+bnx2_interrupt(int irq, void *dev_instance)
 {
 	struct net_device *dev = dev_instance;
 	struct bnx2 *bp = netdev_priv(dev);
@@ -5554,7 +5554,7 @@ poll_bnx2(struct net_device *dev)
 	struct bnx2 *bp = netdev_priv(dev);
 
 	disable_irq(bp->pdev->irq);
-	bnx2_interrupt(bp->pdev->irq, dev, NULL);
+	bnx2_interrupt(bp->pdev->irq, dev);
 	enable_irq(bp->pdev->irq);
 }
 #endif
diff --git a/drivers/net/cassini.c b/drivers/net/cassini.c
index 7694365092f8..521c5b71023c 100644
--- a/drivers/net/cassini.c
+++ b/drivers/net/cassini.c
@@ -2469,7 +2469,7 @@ static inline void cas_handle_irqN(struct net_device *dev,
 		cas_post_rxcs_ringN(dev, cp, ring);
 }
 
-static irqreturn_t cas_interruptN(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t cas_interruptN(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct cas *cp = netdev_priv(dev);
@@ -2522,7 +2522,7 @@ static inline void cas_handle_irq1(struct cas *cp, const u32 status)
 }
 
 /* ring 2 handles a few more events than 3 and 4 */
-static irqreturn_t cas_interrupt1(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t cas_interrupt1(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct cas *cp = netdev_priv(dev);
@@ -2574,7 +2574,7 @@ static inline void cas_handle_irq(struct net_device *dev,
 		cas_post_rxcs_ringN(dev, cp, 0);
 }
 
-static irqreturn_t cas_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t cas_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct cas *cp = netdev_priv(dev);
@@ -2689,7 +2689,7 @@ static void cas_netpoll(struct net_device *dev)
 	struct cas *cp = netdev_priv(dev);
 
 	cas_disable_irq(cp, 0);
-	cas_interrupt(cp->pdev->irq, dev, NULL);
+	cas_interrupt(cp->pdev->irq, dev);
 	cas_enable_irq(cp, 0);
 
 #ifdef USE_PCI_INTB
diff --git a/drivers/net/chelsio/cpl5_cmd.h b/drivers/net/chelsio/cpl5_cmd.h
index 27925e487bcf..5b357d9e88d6 100644
--- a/drivers/net/chelsio/cpl5_cmd.h
+++ b/drivers/net/chelsio/cpl5_cmd.h
@@ -108,7 +108,7 @@ struct cpl_tx_pkt_lso {
 	u8 iff:4;
 #endif
 	u16 vlan;
-	u32 len;
+	__be32 len;
 
 	u32 rsvd2;
 	u8 rsvd3;
@@ -119,7 +119,7 @@ struct cpl_tx_pkt_lso {
 	u8 ip_hdr_words:4;
 	u8 tcp_hdr_words:4;
 #endif
-	u16 eth_type_mss;
+	__be16 eth_type_mss;
 };
 
 struct cpl_rx_pkt {
@@ -138,7 +138,7 @@ struct cpl_rx_pkt {
 	u8 iff:4;
 #endif
 	u16 csum;
-	u16 vlan;
+	__be16 vlan;
 	u16 len;
 };
 
diff --git a/drivers/net/chelsio/cxgb2.c b/drivers/net/chelsio/cxgb2.c
index 5f1b06753462..ad7ff9641a7e 100644
--- a/drivers/net/chelsio/cxgb2.c
+++ b/drivers/net/chelsio/cxgb2.c
@@ -918,7 +918,7 @@ static void t1_netpoll(struct net_device *dev)
 	struct adapter *adapter = dev->priv;
 
 	local_irq_save(flags);
-        t1_select_intr_handler(adapter)(adapter->pdev->irq, adapter, NULL);
+        t1_select_intr_handler(adapter)(adapter->pdev->irq, adapter);
 	local_irq_restore(flags);
 }
 #endif
diff --git a/drivers/net/chelsio/sge.c b/drivers/net/chelsio/sge.c
index ddd0bdb498f4..9799c12380fc 100644
--- a/drivers/net/chelsio/sge.c
+++ b/drivers/net/chelsio/sge.c
@@ -1217,7 +1217,7 @@ static inline int napi_is_scheduled(struct net_device *dev)
 /*
  * NAPI version of the main interrupt handler.
  */
-static irqreturn_t t1_interrupt_napi(int irq, void *data, struct pt_regs *regs)
+static irqreturn_t t1_interrupt_napi(int irq, void *data)
 {
 	int handled;
 	struct adapter *adapter = data;
@@ -1279,7 +1279,7 @@ static irqreturn_t t1_interrupt_napi(int irq, void *data, struct pt_regs *regs)
  * 5. If we took an interrupt, but no valid respQ descriptors was found we
  *      let the slow_intr_handler run and do error handling.
  */
-static irqreturn_t t1_interrupt(int irq, void *cookie, struct pt_regs *regs)
+static irqreturn_t t1_interrupt(int irq, void *cookie)
 {
 	int work_done;
 	struct respQ_e *e;
@@ -1312,7 +1312,7 @@ static irqreturn_t t1_interrupt(int irq, void *cookie, struct pt_regs *regs)
 	return IRQ_RETVAL(work_done != 0);
 }
 
-intr_handler_t t1_select_intr_handler(adapter_t *adapter)
+irq_handler_t t1_select_intr_handler(adapter_t *adapter)
 {
 	return adapter->params.sge.polling ? t1_interrupt_napi : t1_interrupt;
 }
diff --git a/drivers/net/chelsio/sge.h b/drivers/net/chelsio/sge.h
index 6d0d24a6364f..91af47bab7be 100644
--- a/drivers/net/chelsio/sge.h
+++ b/drivers/net/chelsio/sge.h
@@ -43,13 +43,6 @@
 #include <linux/interrupt.h>
 #include <asm/byteorder.h>
 
-#ifndef IRQ_RETVAL
-#define IRQ_RETVAL(x)
-typedef void irqreturn_t;
-#endif
-
-typedef irqreturn_t (*intr_handler_t)(int, void *, struct pt_regs *);
-
 struct sge_intr_counts {
 	unsigned int respQ_empty;      /* # times respQ empty */
 	unsigned int respQ_overflow;   /* # respQ overflow (fatal) */
@@ -88,7 +81,7 @@ struct sge *t1_sge_create(struct adapter *, struct sge_params *);
 int t1_sge_configure(struct sge *, struct sge_params *);
 int t1_sge_set_coalesce_params(struct sge *, struct sge_params *);
 void t1_sge_destroy(struct sge *);
-intr_handler_t t1_select_intr_handler(adapter_t *adapter);
+irq_handler_t t1_select_intr_handler(adapter_t *adapter);
 int t1_start_xmit(struct sk_buff *skb, struct net_device *dev);
 void t1_set_vlan_accel(struct adapter *adapter, int on_off);
 void t1_sge_start(struct sge *);
diff --git a/drivers/net/cris/eth_v10.c b/drivers/net/cris/eth_v10.c
index f1501b6f247e..966b563e42bb 100644
--- a/drivers/net/cris/eth_v10.c
+++ b/drivers/net/cris/eth_v10.c
@@ -403,8 +403,8 @@ static int etrax_ethernet_init(void);
 static int e100_open(struct net_device *dev);
 static int e100_set_mac_address(struct net_device *dev, void *addr);
 static int e100_send_packet(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t e100rxtx_interrupt(int irq, void *dev_id, struct pt_regs *regs);
-static irqreturn_t e100nw_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t e100rxtx_interrupt(int irq, void *dev_id);
+static irqreturn_t e100nw_interrupt(int irq, void *dev_id);
 static void e100_rx(struct net_device *dev);
 static int e100_close(struct net_device *dev);
 static int e100_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd);
@@ -1197,7 +1197,7 @@ e100_send_packet(struct sk_buff *skb, struct net_device *dev)
  */
 
 static irqreturn_t
-e100rxtx_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+e100rxtx_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = (struct net_device *)dev_id;
 	struct net_local *np = (struct net_local *)dev->priv;
@@ -1264,7 +1264,7 @@ e100rxtx_interrupt(int irq, void *dev_id, struct pt_regs * regs)
 }
 
 static irqreturn_t
-e100nw_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+e100nw_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = (struct net_device *)dev_id;
 	struct net_local *np = (struct net_local *)dev->priv;
diff --git a/drivers/net/cs89x0.c b/drivers/net/cs89x0.c
index e4d50f0de930..4ffc9b44a8e1 100644
--- a/drivers/net/cs89x0.c
+++ b/drivers/net/cs89x0.c
@@ -249,7 +249,7 @@ struct net_local {
 static int cs89x0_probe1(struct net_device *dev, int ioaddr, int modular);
 static int net_open(struct net_device *dev);
 static int net_send_packet(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t net_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t net_interrupt(int irq, void *dev_id);
 static void set_multicast_list(struct net_device *dev);
 static void net_timeout(struct net_device *dev);
 static void net_rx(struct net_device *dev);
@@ -495,7 +495,7 @@ get_eeprom_cksum(int off, int len, int *buffer)
 static void net_poll_controller(struct net_device *dev)
 {
 	disable_irq(dev->irq);
-	net_interrupt(dev->irq, dev, NULL);
+	net_interrupt(dev->irq, dev);
 	enable_irq(dev->irq);
 }
 #endif
@@ -1573,7 +1573,7 @@ static int net_send_packet(struct sk_buff *skb, struct net_device *dev)
 /* The typical workload of the driver:
    Handle the network interface interrupts. */
 
-static irqreturn_t net_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t net_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct net_local *lp;
diff --git a/drivers/net/de600.c b/drivers/net/de600.c
index 0b930da5d47d..690bb40b353d 100644
--- a/drivers/net/de600.c
+++ b/drivers/net/de600.c
@@ -258,19 +258,13 @@ static int de600_start_xmit(struct sk_buff *skb, struct net_device *dev)
  * Handle the network interface interrupts.
  */
 
-static irqreturn_t de600_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t de600_interrupt(int irq, void *dev_id)
 {
 	struct net_device	*dev = dev_id;
 	u8		irq_status;
 	int		retrig = 0;
 	int		boguscount = 0;
 
-	/* This might just as well be deleted now, no crummy drivers present :-) */
-	if ((dev == NULL) || (DE600_IRQ != irq)) {
-		printk(KERN_ERR "%s: bogus interrupt %d\n", dev?dev->name:"DE-600", irq);
-		return IRQ_NONE;
-	}
-
 	spin_lock(&de600_lock);
 
 	select_nic();
diff --git a/drivers/net/de600.h b/drivers/net/de600.h
index e4073015dcd8..1288e48ba704 100644
--- a/drivers/net/de600.h
+++ b/drivers/net/de600.h
@@ -125,7 +125,7 @@ static struct net_device_stats *get_stats(struct net_device *dev);
 static int	de600_start_xmit(struct sk_buff *skb, struct net_device *dev);
 
 /* Dispatch from interrupts. */
-static irqreturn_t de600_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t de600_interrupt(int irq, void *dev_id);
 static int	de600_tx_intr(struct net_device *dev, int irq_status);
 static void	de600_rx_intr(struct net_device *dev);
 
diff --git a/drivers/net/de620.c b/drivers/net/de620.c
index a18d4d14b665..b6ad0cb50552 100644
--- a/drivers/net/de620.c
+++ b/drivers/net/de620.c
@@ -221,7 +221,7 @@ static void	de620_set_multicast_list(struct net_device *);
 static int	de620_start_xmit(struct sk_buff *, struct net_device *);
 
 /* Dispatch from interrupts. */
-static irqreturn_t de620_interrupt(int, void *, struct pt_regs *);
+static irqreturn_t de620_interrupt(int, void *);
 static int	de620_rx_intr(struct net_device *);
 
 /* Initialization */
@@ -591,7 +591,7 @@ static int de620_start_xmit(struct sk_buff *skb, struct net_device *dev)
  *
  */
 static irqreturn_t
-de620_interrupt(int irq_in, void *dev_id, struct pt_regs *regs)
+de620_interrupt(int irq_in, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	byte irq_status;
diff --git a/drivers/net/declance.c b/drivers/net/declance.c
index bbccd741cdbf..00e2a8a134d7 100644
--- a/drivers/net/declance.c
+++ b/drivers/net/declance.c
@@ -694,19 +694,17 @@ out:
 	spin_unlock(&lp->lock);
 }
 
-static irqreturn_t lance_dma_merr_int(const int irq, void *dev_id,
-				      struct pt_regs *regs)
+static irqreturn_t lance_dma_merr_int(const int irq, void *dev_id)
 {
-	struct net_device *dev = (struct net_device *) dev_id;
+	struct net_device *dev = dev_id;
 
 	printk("%s: DMA error\n", dev->name);
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t lance_interrupt(const int irq, void *dev_id,
-				   struct pt_regs *regs)
+static irqreturn_t lance_interrupt(const int irq, void *dev_id)
 {
-	struct net_device *dev = (struct net_device *) dev_id;
+	struct net_device *dev = dev_id;
 	struct lance_private *lp = netdev_priv(dev);
 	volatile struct lance_regs *ll = lp->ll;
 	int csr0;
diff --git a/drivers/net/defxx.c b/drivers/net/defxx.c
index ae9680552b82..8f514cc0debd 100644
--- a/drivers/net/defxx.c
+++ b/drivers/net/defxx.c
@@ -248,8 +248,7 @@ static int		dfx_close(struct net_device *dev);
 static void		dfx_int_pr_halt_id(DFX_board_t *bp);
 static void		dfx_int_type_0_process(DFX_board_t *bp);
 static void		dfx_int_common(struct net_device *dev);
-static irqreturn_t	dfx_interrupt(int irq, void *dev_id,
-				      struct pt_regs *regs);
+static irqreturn_t	dfx_interrupt(int irq, void *dev_id);
 
 static struct		net_device_stats *dfx_ctl_get_stats(struct net_device *dev);
 static void		dfx_ctl_set_multicast_list(struct net_device *dev);
@@ -1693,7 +1692,6 @@ static void dfx_int_common(struct net_device *dev)
  * Arguments:
  *   irq	- interrupt vector
  *   dev_id	- pointer to device information
- *	 regs	- pointer to registers structure
  *
  * Functional Description:
  *   This routine calls the interrupt processing routine for this adapter.  It
@@ -1716,7 +1714,7 @@ static void dfx_int_common(struct net_device *dev)
  *   Interrupts are disabled, then reenabled at the adapter.
  */
 
-static irqreturn_t dfx_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t dfx_interrupt(int irq, void *dev_id)
 {
 	struct net_device	*dev = dev_id;
 	DFX_board_t		*bp;	/* private board structure pointer */
diff --git a/drivers/net/depca.c b/drivers/net/depca.c
index af594664df51..f87f6e3dc721 100644
--- a/drivers/net/depca.c
+++ b/drivers/net/depca.c
@@ -518,7 +518,7 @@ struct depca_private {
 */
 static int depca_open(struct net_device *dev);
 static int depca_start_xmit(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t depca_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t depca_interrupt(int irq, void *dev_id);
 static int depca_close(struct net_device *dev);
 static int depca_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
 static void depca_tx_timeout(struct net_device *dev);
@@ -965,7 +965,7 @@ static int depca_start_xmit(struct sk_buff *skb, struct net_device *dev)
 /*
 ** The DEPCA interrupt handler.
 */
-static irqreturn_t depca_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t depca_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct depca_private *lp;
diff --git a/drivers/net/dgrs.c b/drivers/net/dgrs.c
index d0842527b369..a79520295fd0 100644
--- a/drivers/net/dgrs.c
+++ b/drivers/net/dgrs.c
@@ -895,10 +895,10 @@ static int dgrs_ioctl(struct net_device *devN, struct ifreq *ifr, int cmd)
  *	dev, priv will always refer to the 0th device in Multi-NIC mode.
  */
 
-static irqreturn_t dgrs_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t dgrs_intr(int irq, void *dev_id)
 {
-	struct net_device	*dev0 = (struct net_device *) dev_id;
-	DGRS_PRIV	*priv0 = (DGRS_PRIV *) dev0->priv;
+	struct net_device	*dev0 = dev_id;
+	DGRS_PRIV	*priv0 = dev0->priv;
 	I596_CB		*cbp;
 	int		cmd;
 	int		i;
diff --git a/drivers/net/dl2k.c b/drivers/net/dl2k.c
index 7e95cf1a4872..9d446a0fe0bf 100644
--- a/drivers/net/dl2k.c
+++ b/drivers/net/dl2k.c
@@ -60,7 +60,7 @@ static void rio_timer (unsigned long data);
 static void rio_tx_timeout (struct net_device *dev);
 static void alloc_list (struct net_device *dev);
 static int start_xmit (struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t rio_interrupt (int irq, void *dev_instance, struct pt_regs *regs);
+static irqreturn_t rio_interrupt (int irq, void *dev_instance);
 static void rio_free_tx (struct net_device *dev, int irq);
 static void tx_error (struct net_device *dev, int tx_status);
 static int receive_packet (struct net_device *dev);
@@ -665,7 +665,7 @@ start_xmit (struct sk_buff *skb, struct net_device *dev)
 }
 
 static irqreturn_t
-rio_interrupt (int irq, void *dev_instance, struct pt_regs *rgs)
+rio_interrupt (int irq, void *dev_instance)
 {
 	struct net_device *dev = dev_instance;
 	struct netdev_private *np;
diff --git a/drivers/net/dm9000.c b/drivers/net/dm9000.c
index a860ebbbf815..615d2b14efa7 100644
--- a/drivers/net/dm9000.c
+++ b/drivers/net/dm9000.c
@@ -159,7 +159,7 @@ static void dm9000_init_dm9000(struct net_device *);
 
 static struct net_device_stats *dm9000_get_stats(struct net_device *);
 
-static irqreturn_t dm9000_interrupt(int, void *, struct pt_regs *);
+static irqreturn_t dm9000_interrupt(int, void *);
 
 static int dm9000_phy_read(struct net_device *dev, int phyaddr_unsused, int reg);
 static void dm9000_phy_write(struct net_device *dev, int phyaddr_unused, int reg,
@@ -346,7 +346,7 @@ static void dm9000_timeout(struct net_device *dev)
 static void dm9000_poll_controller(struct net_device *dev)
 {
 	disable_irq(dev->irq);
-	dm9000_interrupt(dev->irq,dev,NULL);
+	dm9000_interrupt(dev->irq,dev);
 	enable_irq(dev->irq);
 }
 #endif
@@ -804,7 +804,7 @@ dm9000_tx_done(struct net_device *dev, board_info_t * db)
 }
 
 static irqreturn_t
-dm9000_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+dm9000_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	board_info_t *db;
diff --git a/drivers/net/e100.c b/drivers/net/e100.c
index 26073c345213..27d5d2f02533 100644
--- a/drivers/net/e100.c
+++ b/drivers/net/e100.c
@@ -1949,7 +1949,7 @@ static int e100_rx_alloc_list(struct nic *nic)
 	return 0;
 }
 
-static irqreturn_t e100_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t e100_intr(int irq, void *dev_id)
 {
 	struct net_device *netdev = dev_id;
 	struct nic *nic = netdev_priv(netdev);
@@ -2005,7 +2005,7 @@ static void e100_netpoll(struct net_device *netdev)
 	struct nic *nic = netdev_priv(netdev);
 
 	e100_disable_irq(nic);
-	e100_intr(nic->pdev->irq, netdev, NULL);
+	e100_intr(nic->pdev->irq, netdev);
 	e100_tx_clean(nic);
 	e100_enable_irq(nic);
 }
diff --git a/drivers/net/e1000/e1000_ethtool.c b/drivers/net/e1000/e1000_ethtool.c
index 778ede3c0216..773821e4cf57 100644
--- a/drivers/net/e1000/e1000_ethtool.c
+++ b/drivers/net/e1000/e1000_ethtool.c
@@ -883,8 +883,7 @@ e1000_eeprom_test(struct e1000_adapter *adapter, uint64_t *data)
 
 static irqreturn_t
 e1000_test_intr(int irq,
-		void *data,
-		struct pt_regs *regs)
+		void *data)
 {
 	struct net_device *netdev = (struct net_device *) data;
 	struct e1000_adapter *adapter = netdev_priv(netdev);
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
index 7dca38fba6a1..ce0d35fe3947 100644
--- a/drivers/net/e1000/e1000_main.c
+++ b/drivers/net/e1000/e1000_main.c
@@ -153,7 +153,7 @@ static int e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev);
 static struct net_device_stats * e1000_get_stats(struct net_device *netdev);
 static int e1000_change_mtu(struct net_device *netdev, int new_mtu);
 static int e1000_set_mac(struct net_device *netdev, void *p);
-static irqreturn_t e1000_intr(int irq, void *data, struct pt_regs *regs);
+static irqreturn_t e1000_intr(int irq, void *data);
 static boolean_t e1000_clean_tx_irq(struct e1000_adapter *adapter,
                                     struct e1000_tx_ring *tx_ring);
 #ifdef CONFIG_E1000_NAPI
@@ -3436,11 +3436,10 @@ e1000_update_stats(struct e1000_adapter *adapter)
  * e1000_intr - Interrupt Handler
  * @irq: interrupt number
  * @data: pointer to a network interface device structure
- * @pt_regs: CPU registers structure
  **/
 
 static irqreturn_t
-e1000_intr(int irq, void *data, struct pt_regs *regs)
+e1000_intr(int irq, void *data)
 {
 	struct net_device *netdev = data;
 	struct e1000_adapter *adapter = netdev_priv(netdev);
@@ -4862,7 +4861,7 @@ e1000_netpoll(struct net_device *netdev)
 	struct e1000_adapter *adapter = netdev_priv(netdev);
 
 	disable_irq(adapter->pdev->irq);
-	e1000_intr(adapter->pdev->irq, netdev, NULL);
+	e1000_intr(adapter->pdev->irq, netdev);
 	e1000_clean_tx_irq(adapter, adapter->tx_ring);
 #ifndef CONFIG_E1000_NAPI
 	adapter->clean_rx(adapter, adapter->rx_ring);
diff --git a/drivers/net/eepro.c b/drivers/net/eepro.c
index 09ff9b9418f4..a4eb0dc99ecf 100644
--- a/drivers/net/eepro.c
+++ b/drivers/net/eepro.c
@@ -311,7 +311,7 @@ struct eepro_local {
 static int	eepro_probe1(struct net_device *dev, int autoprobe);
 static int	eepro_open(struct net_device *dev);
 static int	eepro_send_packet(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t eepro_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t eepro_interrupt(int irq, void *dev_id);
 static void 	eepro_rx(struct net_device *dev);
 static void 	eepro_transmit_interrupt(struct net_device *dev);
 static int	eepro_close(struct net_device *dev);
@@ -994,16 +994,6 @@ static int eepro_open(struct net_device *dev)
 		return -EAGAIN;
 	}
 
-#ifdef irq2dev_map
-	if  (((irq2dev_map[dev->irq] != 0)
-		|| (irq2dev_map[dev->irq] = dev) == 0) &&
-		(irq2dev_map[dev->irq]!=dev)) {
-		/* printk("%s: IRQ map wrong\n", dev->name); */
-	        free_irq(dev->irq, dev);
-		return -EAGAIN;
-	}
-#endif
-
 	/* Initialize the 82595. */
 
 	eepro_sw2bank2(ioaddr); /* be CAREFUL, BANK 2 now */
@@ -1196,19 +1186,13 @@ static int eepro_send_packet(struct sk_buff *skb, struct net_device *dev)
 	Handle the network interface interrupts. */
 
 static irqreturn_t
-eepro_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+eepro_interrupt(int irq, void *dev_id)
 {
-	struct net_device *dev =  (struct net_device *)dev_id;
-	                      /* (struct net_device *)(irq2dev_map[irq]);*/
+	struct net_device *dev = dev_id;
 	struct eepro_local *lp;
 	int ioaddr, status, boguscount = 20;
 	int handled = 0;
 
-	if (dev == NULL) {
-                printk (KERN_ERR "eepro_interrupt(): irq %d for unknown device.\\n", irq);
-                return IRQ_NONE;
-        }
-
 	lp = netdev_priv(dev);
 
         spin_lock(&lp->lock);
@@ -1288,10 +1272,6 @@ static int eepro_close(struct net_device *dev)
 	/* release the interrupt */
 	free_irq(dev->irq, dev);
 
-#ifdef irq2dev_map
-	irq2dev_map[dev->irq] = 0;
-#endif
-
 	/* Update the statistics here. What statistics? */
 
 	return 0;
diff --git a/drivers/net/eepro100.c b/drivers/net/eepro100.c
index 499e93b31f54..e28bb1e38f8d 100644
--- a/drivers/net/eepro100.c
+++ b/drivers/net/eepro100.c
@@ -488,7 +488,7 @@ static int speedo_start_xmit(struct sk_buff *skb, struct net_device *dev);
 static void speedo_refill_rx_buffers(struct net_device *dev, int force);
 static int speedo_rx(struct net_device *dev);
 static void speedo_tx_buffer_gc(struct net_device *dev);
-static irqreturn_t speedo_interrupt(int irq, void *dev_instance, struct pt_regs *regs);
+static irqreturn_t speedo_interrupt(int irq, void *dev_instance);
 static int speedo_close(struct net_device *dev);
 static struct net_device_stats *speedo_get_stats(struct net_device *dev);
 static int speedo_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
@@ -606,7 +606,7 @@ static void poll_speedo (struct net_device *dev)
 	/* disable_irq is not very nice, but with the funny lockless design
 	   we have no other choice. */
 	disable_irq(dev->irq);
-	speedo_interrupt (dev->irq, dev, NULL);
+	speedo_interrupt (dev->irq, dev);
 	enable_irq(dev->irq);
 }
 #endif
@@ -1541,7 +1541,7 @@ static void speedo_tx_buffer_gc(struct net_device *dev)
 
 /* The interrupt handler does all of the Rx thread work and cleans up
    after the Tx thread. */
-static irqreturn_t speedo_interrupt(int irq, void *dev_instance, struct pt_regs *regs)
+static irqreturn_t speedo_interrupt(int irq, void *dev_instance)
 {
 	struct net_device *dev = (struct net_device *)dev_instance;
 	struct speedo_private *sp;
diff --git a/drivers/net/eexpress.c b/drivers/net/eexpress.c
index 9cb05d99ee1b..e14be020e562 100644
--- a/drivers/net/eexpress.c
+++ b/drivers/net/eexpress.c
@@ -249,7 +249,7 @@ static void eexp_timeout(struct net_device *dev);
 static struct net_device_stats *eexp_stats(struct net_device *dev);
 static int eexp_xmit(struct sk_buff *buf, struct net_device *dev);
 
-static irqreturn_t eexp_irq(int irq, void *dev_addr, struct pt_regs *regs);
+static irqreturn_t eexp_irq(int irq, void *dev_addr);
 static void eexp_set_multicast(struct net_device *dev);
 
 /*
@@ -789,20 +789,13 @@ static void eexp_cmd_clear(struct net_device *dev)
 	}
 }
 
-static irqreturn_t eexp_irq(int irq, void *dev_info, struct pt_regs *regs)
+static irqreturn_t eexp_irq(int irq, void *dev_info)
 {
 	struct net_device *dev = dev_info;
 	struct net_local *lp;
 	unsigned short ioaddr,status,ack_cmd;
 	unsigned short old_read_ptr, old_write_ptr;
 
-	if (dev==NULL)
-	{
-		printk(KERN_WARNING "eexpress: irq %d for unknown device\n",
-		       irq);
-		return IRQ_NONE;
-	}
-
 	lp = netdev_priv(dev);
 	ioaddr = dev->base_addr;
 
diff --git a/drivers/net/ehea/ehea_main.c b/drivers/net/ehea/ehea_main.c
index 263d1c5b3f23..c6b31775e26b 100644
--- a/drivers/net/ehea/ehea_main.c
+++ b/drivers/net/ehea/ehea_main.c
@@ -536,16 +536,14 @@ void ehea_send_irq_tasklet(unsigned long data)
 		tasklet_hi_schedule(&pr->send_comp_task);
 }
 
-static irqreturn_t ehea_send_irq_handler(int irq, void *param,
-					 struct pt_regs *regs)
+static irqreturn_t ehea_send_irq_handler(int irq, void *param)
 {
 	struct ehea_port_res *pr = param;
 	tasklet_hi_schedule(&pr->send_comp_task);
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t ehea_recv_irq_handler(int irq, void *param,
-					 struct pt_regs *regs)
+static irqreturn_t ehea_recv_irq_handler(int irq, void *param)
 {
 	struct ehea_port_res *pr = param;
 	struct ehea_port *port = pr->port;
@@ -553,8 +551,7 @@ static irqreturn_t ehea_recv_irq_handler(int irq, void *param,
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t ehea_qp_aff_irq_handler(int irq, void *param,
-					   struct pt_regs *regs)
+static irqreturn_t ehea_qp_aff_irq_handler(int irq, void *param)
 {
 	struct ehea_port *port = param;
 	struct ehea_eqe *eqe;
@@ -850,8 +847,7 @@ static void ehea_neq_tasklet(unsigned long data)
 			    adapter->neq->fw_handle, event_mask);
 }
 
-static irqreturn_t ehea_interrupt_neq(int irq, void *param,
-				      struct pt_regs *regs)
+static irqreturn_t ehea_interrupt_neq(int irq, void *param)
 {
 	struct ehea_adapter *adapter = param;
 	tasklet_hi_schedule(&adapter->neq_tasklet);
diff --git a/drivers/net/epic100.c b/drivers/net/epic100.c
index ba2565ee0439..3a6a83d3ee1c 100644
--- a/drivers/net/epic100.c
+++ b/drivers/net/epic100.c
@@ -297,7 +297,7 @@ static void epic_init_ring(struct net_device *dev);
 static int epic_start_xmit(struct sk_buff *skb, struct net_device *dev);
 static int epic_rx(struct net_device *dev, int budget);
 static int epic_poll(struct net_device *dev, int *budget);
-static irqreturn_t epic_interrupt(int irq, void *dev_instance, struct pt_regs *regs);
+static irqreturn_t epic_interrupt(int irq, void *dev_instance);
 static int netdev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
 static const struct ethtool_ops netdev_ethtool_ops;
 static int epic_close(struct net_device *dev);
@@ -1081,7 +1081,7 @@ static void epic_tx(struct net_device *dev, struct epic_private *ep)
 
 /* The interrupt handler does all of the Rx thread work and cleans up
    after the Tx thread. */
-static irqreturn_t epic_interrupt(int irq, void *dev_instance, struct pt_regs *regs)
+static irqreturn_t epic_interrupt(int irq, void *dev_instance)
 {
 	struct net_device *dev = dev_instance;
 	struct epic_private *ep = dev->priv;
diff --git a/drivers/net/eth16i.c b/drivers/net/eth16i.c
index f16b6a5aaa34..8cc3c331aca8 100644
--- a/drivers/net/eth16i.c
+++ b/drivers/net/eth16i.c
@@ -410,7 +410,7 @@ static int     eth16i_close(struct net_device *dev);
 static int     eth16i_tx(struct sk_buff *skb, struct net_device *dev);
 static void    eth16i_rx(struct net_device *dev);
 static void    eth16i_timeout(struct net_device *dev);
-static irqreturn_t eth16i_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t eth16i_interrupt(int irq, void *dev_id);
 static void    eth16i_reset(struct net_device *dev);
 static void    eth16i_timeout(struct net_device *dev);
 static void    eth16i_skip_packet(struct net_device *dev);
@@ -1226,7 +1226,7 @@ static void eth16i_rx(struct net_device *dev)
 	} /* while */
 }
 
-static irqreturn_t eth16i_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t eth16i_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct eth16i_local *lp;
diff --git a/drivers/net/ewrk3.c b/drivers/net/ewrk3.c
index 75a43f7c70cf..c8c41f0a47d6 100644
--- a/drivers/net/ewrk3.c
+++ b/drivers/net/ewrk3.c
@@ -300,7 +300,7 @@ struct ewrk3_private {
  */
 static int ewrk3_open(struct net_device *dev);
 static int ewrk3_queue_pkt(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t ewrk3_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t ewrk3_interrupt(int irq, void *dev_id);
 static int ewrk3_close(struct net_device *dev);
 static struct net_device_stats *ewrk3_get_stats(struct net_device *dev);
 static void set_multicast_list(struct net_device *dev);
@@ -884,7 +884,7 @@ err_out:
 /*
    ** The EWRK3 interrupt handler.
  */
-static irqreturn_t ewrk3_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t ewrk3_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct ewrk3_private *lp;
diff --git a/drivers/net/fealnx.c b/drivers/net/fealnx.c
index 191bd429076a..38a13f440530 100644
--- a/drivers/net/fealnx.c
+++ b/drivers/net/fealnx.c
@@ -434,7 +434,7 @@ static void reset_timer(unsigned long data);
 static void tx_timeout(struct net_device *dev);
 static void init_ring(struct net_device *dev);
 static int start_tx(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t intr_handler(int irq, void *dev_instance, struct pt_regs *regs);
+static irqreturn_t intr_handler(int irq, void *dev_instance);
 static int netdev_rx(struct net_device *dev);
 static void set_rx_mode(struct net_device *dev);
 static void __set_rx_mode(struct net_device *dev);
@@ -1453,7 +1453,7 @@ static void reset_rx_descriptors(struct net_device *dev)
 
 /* The interrupt handler does all of the Rx thread work and cleans up
    after the Tx thread. */
-static irqreturn_t intr_handler(int irq, void *dev_instance, struct pt_regs *rgs)
+static irqreturn_t intr_handler(int irq, void *dev_instance)
 {
 	struct net_device *dev = (struct net_device *) dev_instance;
 	struct netdev_private *np = netdev_priv(dev);
diff --git a/drivers/net/fec.c b/drivers/net/fec.c
index 55d86bc4c104..6764281b4531 100644
--- a/drivers/net/fec.c
+++ b/drivers/net/fec.c
@@ -229,7 +229,7 @@ struct fec_enet_private {
 static int fec_enet_open(struct net_device *dev);
 static int fec_enet_start_xmit(struct sk_buff *skb, struct net_device *dev);
 static void fec_enet_mii(struct net_device *dev);
-static irqreturn_t fec_enet_interrupt(int irq, void * dev_id, struct pt_regs * regs);
+static irqreturn_t fec_enet_interrupt(int irq, void * dev_id);
 static void fec_enet_tx(struct net_device *dev);
 static void fec_enet_rx(struct net_device *dev);
 static int fec_enet_close(struct net_device *dev);
@@ -450,7 +450,7 @@ fec_timeout(struct net_device *dev)
  * This is called from the MPC core interrupt.
  */
 static irqreturn_t
-fec_enet_interrupt(int irq, void * dev_id, struct pt_regs * regs)
+fec_enet_interrupt(int irq, void * dev_id)
 {
 	struct	net_device *dev = dev_id;
 	volatile fec_t	*fecp;
@@ -1236,7 +1236,7 @@ static void
 mii_link_interrupt(void *dev_id);
 #else
 static irqreturn_t
-mii_link_interrupt(int irq, void * dev_id, struct pt_regs * regs);
+mii_link_interrupt(int irq, void * dev_id);
 #endif
 #endif
 
@@ -1251,7 +1251,7 @@ static void __inline__ fec_request_intrs(struct net_device *dev)
 	static const struct idesc {
 		char *name;
 		unsigned short irq;
-		irqreturn_t (*handler)(int, void *, struct pt_regs *);
+		irq_handler_t handler;
 	} *idp, id[] = {
 		{ "fec(RX)", 86, fec_enet_interrupt },
 		{ "fec(TX)", 87, fec_enet_interrupt },
@@ -2117,7 +2117,7 @@ static void
 mii_link_interrupt(void *dev_id)
 #else
 static irqreturn_t
-mii_link_interrupt(int irq, void * dev_id, struct pt_regs * regs)
+mii_link_interrupt(int irq, void * dev_id)
 #endif
 {
 	struct	net_device *dev = dev_id;
diff --git a/drivers/net/fec_8xx/fec_main.c b/drivers/net/fec_8xx/fec_main.c
index e17a1449ee10..8e7a56fadfd2 100644
--- a/drivers/net/fec_8xx/fec_main.c
+++ b/drivers/net/fec_8xx/fec_main.c
@@ -708,7 +708,7 @@ static void fec_enet_tx(struct net_device *dev)
  * This is called from the MPC core interrupt.
  */
 static irqreturn_t
-fec_enet_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+fec_enet_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct fec_enet_private *fep;
@@ -768,7 +768,7 @@ fec_enet_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 
 /* This interrupt occurs when the PHY detects a link change. */
 static irqreturn_t
-fec_mii_link_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+fec_mii_link_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct fec_enet_private *fep;
diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c
index 35467e0ac538..c5ed635bce36 100644
--- a/drivers/net/forcedeth.c
+++ b/drivers/net/forcedeth.c
@@ -2397,7 +2397,7 @@ static void nv_link_irq(struct net_device *dev)
 	dprintk(KERN_DEBUG "%s: link change notification done.\n", dev->name);
 }
 
-static irqreturn_t nv_nic_irq(int foo, void *data, struct pt_regs *regs)
+static irqreturn_t nv_nic_irq(int foo, void *data)
 {
 	struct net_device *dev = (struct net_device *) data;
 	struct fe_priv *np = netdev_priv(dev);
@@ -2490,7 +2490,7 @@ static irqreturn_t nv_nic_irq(int foo, void *data, struct pt_regs *regs)
 	return IRQ_RETVAL(i);
 }
 
-static irqreturn_t nv_nic_irq_tx(int foo, void *data, struct pt_regs *regs)
+static irqreturn_t nv_nic_irq_tx(int foo, void *data)
 {
 	struct net_device *dev = (struct net_device *) data;
 	struct fe_priv *np = netdev_priv(dev);
@@ -2577,7 +2577,7 @@ static int nv_napi_poll(struct net_device *dev, int *budget)
 #endif
 
 #ifdef CONFIG_FORCEDETH_NAPI
-static irqreturn_t nv_nic_irq_rx(int foo, void *data, struct pt_regs *regs)
+static irqreturn_t nv_nic_irq_rx(int foo, void *data)
 {
 	struct net_device *dev = (struct net_device *) data;
 	u8 __iomem *base = get_hwbase(dev);
@@ -2595,7 +2595,7 @@ static irqreturn_t nv_nic_irq_rx(int foo, void *data, struct pt_regs *regs)
 	return IRQ_HANDLED;
 }
 #else
-static irqreturn_t nv_nic_irq_rx(int foo, void *data, struct pt_regs *regs)
+static irqreturn_t nv_nic_irq_rx(int foo, void *data)
 {
 	struct net_device *dev = (struct net_device *) data;
 	struct fe_priv *np = netdev_priv(dev);
@@ -2643,7 +2643,7 @@ static irqreturn_t nv_nic_irq_rx(int foo, void *data, struct pt_regs *regs)
 }
 #endif
 
-static irqreturn_t nv_nic_irq_other(int foo, void *data, struct pt_regs *regs)
+static irqreturn_t nv_nic_irq_other(int foo, void *data)
 {
 	struct net_device *dev = (struct net_device *) data;
 	struct fe_priv *np = netdev_priv(dev);
@@ -2698,7 +2698,7 @@ static irqreturn_t nv_nic_irq_other(int foo, void *data, struct pt_regs *regs)
 	return IRQ_RETVAL(i);
 }
 
-static irqreturn_t nv_nic_irq_test(int foo, void *data, struct pt_regs *regs)
+static irqreturn_t nv_nic_irq_test(int foo, void *data)
 {
 	struct net_device *dev = (struct net_device *) data;
 	struct fe_priv *np = netdev_priv(dev);
@@ -2908,22 +2908,22 @@ static void nv_do_nic_poll(unsigned long data)
 	pci_push(base);
 
 	if (!using_multi_irqs(dev)) {
-		nv_nic_irq(0, dev, NULL);
+		nv_nic_irq(0, dev);
 		if (np->msi_flags & NV_MSI_X_ENABLED)
 			enable_irq_lockdep(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector);
 		else
 			enable_irq_lockdep(dev->irq);
 	} else {
 		if (np->nic_poll_irq & NVREG_IRQ_RX_ALL) {
-			nv_nic_irq_rx(0, dev, NULL);
+			nv_nic_irq_rx(0, dev);
 			enable_irq_lockdep(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector);
 		}
 		if (np->nic_poll_irq & NVREG_IRQ_TX_ALL) {
-			nv_nic_irq_tx(0, dev, NULL);
+			nv_nic_irq_tx(0, dev);
 			enable_irq_lockdep(np->msi_x_entry[NV_MSI_X_VECTOR_TX].vector);
 		}
 		if (np->nic_poll_irq & NVREG_IRQ_OTHER) {
-			nv_nic_irq_other(0, dev, NULL);
+			nv_nic_irq_other(0, dev);
 			enable_irq_lockdep(np->msi_x_entry[NV_MSI_X_VECTOR_OTHER].vector);
 		}
 	}
diff --git a/drivers/net/fs_enet/fs_enet-main.c b/drivers/net/fs_enet/fs_enet-main.c
index d01870619a4a..cb3958704a87 100644
--- a/drivers/net/fs_enet/fs_enet-main.c
+++ b/drivers/net/fs_enet/fs_enet-main.c
@@ -441,7 +441,7 @@ static void fs_enet_tx(struct net_device *dev)
  * This is called from the MPC core interrupt.
  */
 static irqreturn_t
-fs_enet_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+fs_enet_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct fs_enet_private *fep;
@@ -667,7 +667,7 @@ static int fs_enet_start_xmit(struct sk_buff *skb, struct net_device *dev)
 }
 
 static int fs_request_irq(struct net_device *dev, int irq, const char *name,
-		irqreturn_t (*irqf)(int irq, void *dev_id, struct pt_regs *regs))
+		irq_handler_t irqf)
 {
 	struct fs_enet_private *fep = netdev_priv(dev);
 
diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c
index 280b114e253f..a06d8d1aaceb 100644
--- a/drivers/net/gianfar.c
+++ b/drivers/net/gianfar.c
@@ -119,9 +119,9 @@ struct sk_buff *gfar_new_skb(struct net_device *dev, struct rxbd8 *bdp);
 static struct net_device_stats *gfar_get_stats(struct net_device *dev);
 static int gfar_set_mac_address(struct net_device *dev);
 static int gfar_change_mtu(struct net_device *dev, int new_mtu);
-static irqreturn_t gfar_error(int irq, void *dev_id, struct pt_regs *regs);
-static irqreturn_t gfar_transmit(int irq, void *dev_id, struct pt_regs *regs);
-static irqreturn_t gfar_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t gfar_error(int irq, void *dev_id);
+static irqreturn_t gfar_transmit(int irq, void *dev_id);
+static irqreturn_t gfar_interrupt(int irq, void *dev_id);
 static void adjust_link(struct net_device *dev);
 static void init_registers(struct net_device *dev);
 static int init_phy(struct net_device *dev);
@@ -1173,7 +1173,7 @@ static void gfar_timeout(struct net_device *dev)
 }
 
 /* Interrupt Handler for Transmit complete */
-static irqreturn_t gfar_transmit(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t gfar_transmit(int irq, void *dev_id)
 {
 	struct net_device *dev = (struct net_device *) dev_id;
 	struct gfar_private *priv = netdev_priv(dev);
@@ -1305,7 +1305,7 @@ static inline void count_errors(unsigned short status, struct gfar_private *priv
 	}
 }
 
-irqreturn_t gfar_receive(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t gfar_receive(int irq, void *dev_id)
 {
 	struct net_device *dev = (struct net_device *) dev_id;
 	struct gfar_private *priv = netdev_priv(dev);
@@ -1537,7 +1537,7 @@ static int gfar_poll(struct net_device *dev, int *budget)
 #endif
 
 /* The interrupt handler for devices with one interrupt */
-static irqreturn_t gfar_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t gfar_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct gfar_private *priv = netdev_priv(dev);
@@ -1550,11 +1550,11 @@ static irqreturn_t gfar_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 
 	/* Check for reception */
 	if ((events & IEVENT_RXF0) || (events & IEVENT_RXB0))
-		gfar_receive(irq, dev_id, regs);
+		gfar_receive(irq, dev_id);
 
 	/* Check for transmit completion */
 	if ((events & IEVENT_TXF) || (events & IEVENT_TXB))
-		gfar_transmit(irq, dev_id, regs);
+		gfar_transmit(irq, dev_id);
 
 	/* Update error statistics */
 	if (events & IEVENT_TXE) {
@@ -1578,7 +1578,7 @@ static irqreturn_t gfar_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 		priv->stats.rx_errors++;
 		priv->extra_stats.rx_bsy++;
 
-		gfar_receive(irq, dev_id, regs);
+		gfar_receive(irq, dev_id);
 
 #ifndef CONFIG_GFAR_NAPI
 		/* Clear the halt bit in RSTAT */
@@ -1857,7 +1857,7 @@ static void gfar_set_mac_for_addr(struct net_device *dev, int num, u8 *addr)
 }
 
 /* GFAR error interrupt handler */
-static irqreturn_t gfar_error(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t gfar_error(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct gfar_private *priv = netdev_priv(dev);
@@ -1898,7 +1898,7 @@ static irqreturn_t gfar_error(int irq, void *dev_id, struct pt_regs *regs)
 		priv->stats.rx_errors++;
 		priv->extra_stats.rx_bsy++;
 
-		gfar_receive(irq, dev_id, regs);
+		gfar_receive(irq, dev_id);
 
 #ifndef CONFIG_GFAR_NAPI
 		/* Clear the halt bit in RSTAT */
diff --git a/drivers/net/gianfar.h b/drivers/net/gianfar.h
index c35d47c40c39..9e81a50cf2be 100644
--- a/drivers/net/gianfar.h
+++ b/drivers/net/gianfar.h
@@ -754,7 +754,7 @@ static inline void gfar_write(volatile unsigned __iomem *addr, u32 val)
 	out_be32(addr, val);
 }
 
-extern irqreturn_t gfar_receive(int irq, void *dev_id, struct pt_regs *regs);
+extern irqreturn_t gfar_receive(int irq, void *dev_id);
 extern int startup_gfar(struct net_device *dev);
 extern void stop_gfar(struct net_device *dev);
 extern void gfar_halt(struct net_device *dev);
diff --git a/drivers/net/hamachi.c b/drivers/net/hamachi.c
index 5c89ae78a519..c3c0d67fc383 100644
--- a/drivers/net/hamachi.c
+++ b/drivers/net/hamachi.c
@@ -556,7 +556,7 @@ static void hamachi_timer(unsigned long data);
 static void hamachi_tx_timeout(struct net_device *dev);
 static void hamachi_init_ring(struct net_device *dev);
 static int hamachi_start_xmit(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t hamachi_interrupt(int irq, void *dev_instance, struct pt_regs *regs);
+static irqreturn_t hamachi_interrupt(int irq, void *dev_instance);
 static int hamachi_rx(struct net_device *dev);
 static inline int hamachi_tx(struct net_device *dev);
 static void hamachi_error(struct net_device *dev, int intr_status);
@@ -1376,7 +1376,7 @@ static int hamachi_start_xmit(struct sk_buff *skb, struct net_device *dev)
 
 /* The interrupt handler does all of the Rx thread work and cleans up
    after the Tx thread. */
-static irqreturn_t hamachi_interrupt(int irq, void *dev_instance, struct pt_regs *rgs)
+static irqreturn_t hamachi_interrupt(int irq, void *dev_instance)
 {
 	struct net_device *dev = dev_instance;
 	struct hamachi_private *hmp = netdev_priv(dev);
diff --git a/drivers/net/hamradio/baycom_epp.c b/drivers/net/hamradio/baycom_epp.c
index 9220de9f4fe7..1ed9cccd3c11 100644
--- a/drivers/net/hamradio/baycom_epp.c
+++ b/drivers/net/hamradio/baycom_epp.c
@@ -323,7 +323,7 @@ static int eppconfig(struct baycom_state *bc)
 
 /* ---------------------------------------------------------------------- */
 
-static void epp_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static void epp_interrupt(int irq, void *dev_id)
 {
 }
 
diff --git a/drivers/net/hamradio/baycom_par.c b/drivers/net/hamradio/baycom_par.c
index 77411a00d1ee..5930aeb35015 100644
--- a/drivers/net/hamradio/baycom_par.c
+++ b/drivers/net/hamradio/baycom_par.c
@@ -270,7 +270,7 @@ static __inline__ void par96_rx(struct net_device *dev, struct baycom_state *bc)
 
 /* --------------------------------------------------------------------- */
 
-static void par96_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static void par96_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = (struct net_device *)dev_id;
 	struct baycom_state *bc = netdev_priv(dev);
diff --git a/drivers/net/hamradio/baycom_ser_fdx.c b/drivers/net/hamradio/baycom_ser_fdx.c
index 55906c7b4bb1..59214e74b9cf 100644
--- a/drivers/net/hamradio/baycom_ser_fdx.c
+++ b/drivers/net/hamradio/baycom_ser_fdx.c
@@ -279,7 +279,7 @@ static __inline__ void ser12_rx(struct net_device *dev, struct baycom_state *bc,
 
 /* --------------------------------------------------------------------- */
 
-static irqreturn_t ser12_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t ser12_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = (struct net_device *)dev_id;
 	struct baycom_state *bc = netdev_priv(dev);
diff --git a/drivers/net/hamradio/baycom_ser_hdx.c b/drivers/net/hamradio/baycom_ser_hdx.c
index de95de8983da..3bcc57acbe6d 100644
--- a/drivers/net/hamradio/baycom_ser_hdx.c
+++ b/drivers/net/hamradio/baycom_ser_hdx.c
@@ -373,7 +373,7 @@ static inline void ser12_rx(struct net_device *dev, struct baycom_state *bc)
 
 /* --------------------------------------------------------------------- */
 
-static irqreturn_t ser12_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t ser12_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = (struct net_device *)dev_id;
 	struct baycom_state *bc = netdev_priv(dev);
diff --git a/drivers/net/hamradio/dmascc.c b/drivers/net/hamradio/dmascc.c
index c9a46b89942a..0f8b9afd55b4 100644
--- a/drivers/net/hamradio/dmascc.c
+++ b/drivers/net/hamradio/dmascc.c
@@ -249,7 +249,7 @@ static void start_timer(struct scc_priv *priv, int t, int r15);
 static inline unsigned char random(void);
 
 static inline void z8530_isr(struct scc_info *info);
-static irqreturn_t scc_isr(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t scc_isr(int irq, void *dev_id);
 static void rx_isr(struct scc_priv *priv);
 static void special_condition(struct scc_priv *priv, int rc);
 static void rx_bh(void *arg);
@@ -1142,7 +1142,7 @@ static inline void z8530_isr(struct scc_info *info)
 }
 
 
-static irqreturn_t scc_isr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t scc_isr(int irq, void *dev_id)
 {
 	struct scc_info *info = dev_id;
 
diff --git a/drivers/net/hamradio/scc.c b/drivers/net/hamradio/scc.c
index df4b68142ac7..ec9b6d9b6f05 100644
--- a/drivers/net/hamradio/scc.c
+++ b/drivers/net/hamradio/scc.c
@@ -200,7 +200,7 @@ static void z8530_init(void);
 
 static void init_channel(struct scc_channel *scc);
 static void scc_key_trx (struct scc_channel *scc, char tx);
-static irqreturn_t scc_isr(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t scc_isr(int irq, void *dev_id);
 static void scc_init_timer(struct scc_channel *scc);
 
 static int scc_net_alloc(const char *name, struct scc_channel *scc);
@@ -626,7 +626,7 @@ static void scc_isr_dispatch(struct scc_channel *scc, int vector)
 
 #define SCC_IRQTIMEOUT 30000
 
-static irqreturn_t scc_isr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t scc_isr(int irq, void *dev_id)
 {
 	unsigned char vector;	
 	struct scc_channel *scc;
diff --git a/drivers/net/hamradio/yam.c b/drivers/net/hamradio/yam.c
index f98f5777dfbb..3c4455bd466d 100644
--- a/drivers/net/hamradio/yam.c
+++ b/drivers/net/hamradio/yam.c
@@ -702,7 +702,7 @@ static void yam_tx_byte(struct net_device *dev, struct yam_port *yp)
 * ISR routine
 ************************************************************************************/
 
-static irqreturn_t yam_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t yam_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev;
 	struct yam_port *yp;
diff --git a/drivers/net/hp100.c b/drivers/net/hp100.c
index ae8ad4f763bf..844c136e9920 100644
--- a/drivers/net/hp100.c
+++ b/drivers/net/hp100.c
@@ -249,7 +249,7 @@ static void hp100_misc_interrupt(struct net_device *dev);
 static void hp100_update_stats(struct net_device *dev);
 static void hp100_clear_stats(struct hp100_private *lp, int ioaddr);
 static void hp100_set_multicast_list(struct net_device *dev);
-static irqreturn_t hp100_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t hp100_interrupt(int irq, void *dev_id);
 static void hp100_start_interface(struct net_device *dev);
 static void hp100_stop_interface(struct net_device *dev);
 static void hp100_load_eeprom(struct net_device *dev, u_short ioaddr);
@@ -2187,7 +2187,7 @@ static void hp100_set_multicast_list(struct net_device *dev)
  *  hardware interrupt handling
  */
 
-static irqreturn_t hp100_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t hp100_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = (struct net_device *) dev_id;
 	struct hp100_private *lp = netdev_priv(dev);
diff --git a/drivers/net/ibm_emac/ibm_emac_core.c b/drivers/net/ibm_emac/ibm_emac_core.c
index d52e3bd01301..ffeafb28f782 100644
--- a/drivers/net/ibm_emac/ibm_emac_core.c
+++ b/drivers/net/ibm_emac/ibm_emac_core.c
@@ -184,7 +184,7 @@ static const char emac_stats_keys[EMAC_ETHTOOL_STATS_COUNT][ETH_GSTRING_LEN] = {
 	"tx_errors"
 };
 
-static irqreturn_t emac_irq(int irq, void *dev_instance, struct pt_regs *regs);
+static irqreturn_t emac_irq(int irq, void *dev_instance);
 static void emac_clean_tx_ring(struct ocp_enet_private *dev);
 
 static inline int emac_phy_supports_gige(int phy_mode)
@@ -1515,7 +1515,7 @@ static void emac_rxde(void *param)
 }
 
 /* Hard IRQ */
-static irqreturn_t emac_irq(int irq, void *dev_instance, struct pt_regs *regs)
+static irqreturn_t emac_irq(int irq, void *dev_instance)
 {
 	struct ocp_enet_private *dev = dev_instance;
 	struct emac_regs __iomem *p = dev->emacp;
diff --git a/drivers/net/ibm_emac/ibm_emac_debug.c b/drivers/net/ibm_emac/ibm_emac_debug.c
index c3645908034d..92f970d402df 100644
--- a/drivers/net/ibm_emac/ibm_emac_debug.c
+++ b/drivers/net/ibm_emac/ibm_emac_debug.c
@@ -179,8 +179,7 @@ void emac_dbg_dump_all(void)
 }
 
 #if defined(CONFIG_MAGIC_SYSRQ)
-static void emac_sysrq_handler(int key, struct pt_regs *pt_regs,
-			       struct tty_struct *tty)
+static void emac_sysrq_handler(int key, struct tty_struct *tty)
 {
 	emac_dbg_dump_all();
 }
diff --git a/drivers/net/ibm_emac/ibm_emac_mal.c b/drivers/net/ibm_emac/ibm_emac_mal.c
index af50e7b2e0d7..6c0f071e4052 100644
--- a/drivers/net/ibm_emac/ibm_emac_mal.c
+++ b/drivers/net/ibm_emac/ibm_emac_mal.c
@@ -168,7 +168,7 @@ static inline void mal_disable_eob_irq(struct ibm_ocp_mal *mal)
 	MAL_DBG2("%d: disable_irq" NL, mal->def->index);
 }
 
-static irqreturn_t mal_serr(int irq, void *dev_instance, struct pt_regs *regs)
+static irqreturn_t mal_serr(int irq, void *dev_instance)
 {
 	struct ibm_ocp_mal *mal = dev_instance;
 	u32 esr = get_mal_dcrn(mal, MAL_ESR);
@@ -216,7 +216,7 @@ static inline void mal_schedule_poll(struct ibm_ocp_mal *mal)
 		MAL_DBG2("%d: already in poll" NL, mal->def->index);
 }
 
-static irqreturn_t mal_txeob(int irq, void *dev_instance, struct pt_regs *regs)
+static irqreturn_t mal_txeob(int irq, void *dev_instance)
 {
 	struct ibm_ocp_mal *mal = dev_instance;
 	u32 r = get_mal_dcrn(mal, MAL_TXEOBISR);
@@ -226,7 +226,7 @@ static irqreturn_t mal_txeob(int irq, void *dev_instance, struct pt_regs *regs)
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t mal_rxeob(int irq, void *dev_instance, struct pt_regs *regs)
+static irqreturn_t mal_rxeob(int irq, void *dev_instance)
 {
 	struct ibm_ocp_mal *mal = dev_instance;
 	u32 r = get_mal_dcrn(mal, MAL_RXEOBISR);
@@ -236,7 +236,7 @@ static irqreturn_t mal_rxeob(int irq, void *dev_instance, struct pt_regs *regs)
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t mal_txde(int irq, void *dev_instance, struct pt_regs *regs)
+static irqreturn_t mal_txde(int irq, void *dev_instance)
 {
 	struct ibm_ocp_mal *mal = dev_instance;
 	u32 deir = get_mal_dcrn(mal, MAL_TXDEIR);
@@ -252,7 +252,7 @@ static irqreturn_t mal_txde(int irq, void *dev_instance, struct pt_regs *regs)
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t mal_rxde(int irq, void *dev_instance, struct pt_regs *regs)
+static irqreturn_t mal_rxde(int irq, void *dev_instance)
 {
 	struct ibm_ocp_mal *mal = dev_instance;
 	struct list_head *l;
diff --git a/drivers/net/ibmlana.c b/drivers/net/ibmlana.c
index 2a95d72fa593..3f946c811511 100644
--- a/drivers/net/ibmlana.c
+++ b/drivers/net/ibmlana.c
@@ -705,7 +705,7 @@ static void irqtxerr_handler(struct net_device *dev)
 
 /* general interrupt entry */
 
-static irqreturn_t irq_handler(int irq, void *device, struct pt_regs *regs)
+static irqreturn_t irq_handler(int irq, void *device)
 {
 	struct net_device *dev = (struct net_device *) device;
 	u16 ival;
diff --git a/drivers/net/ibmveth.c b/drivers/net/ibmveth.c
index 16f3faa7ea5b..bf414a93facb 100644
--- a/drivers/net/ibmveth.c
+++ b/drivers/net/ibmveth.c
@@ -93,7 +93,7 @@ static void ibmveth_proc_register_driver(void);
 static void ibmveth_proc_unregister_driver(void);
 static void ibmveth_proc_register_adapter(struct ibmveth_adapter *adapter);
 static void ibmveth_proc_unregister_adapter(struct ibmveth_adapter *adapter);
-static irqreturn_t ibmveth_interrupt(int irq, void *dev_instance, struct pt_regs *regs);
+static irqreturn_t ibmveth_interrupt(int irq, void *dev_instance);
 static inline void ibmveth_rxq_harvest_buffer(struct ibmveth_adapter *adapter);
 static struct kobj_type ktype_veth_pool;
 
@@ -570,7 +570,7 @@ static int ibmveth_open(struct net_device *netdev)
 	}
 
 	ibmveth_debug_printk("initial replenish cycle\n");
-	ibmveth_interrupt(netdev->irq, netdev, NULL);
+	ibmveth_interrupt(netdev->irq, netdev);
 
 	netif_start_queue(netdev);
 
@@ -843,7 +843,7 @@ static int ibmveth_poll(struct net_device *netdev, int *budget)
 	return 0;
 }
 
-static irqreturn_t ibmveth_interrupt(int irq, void *dev_instance, struct pt_regs *regs)
+static irqreturn_t ibmveth_interrupt(int irq, void *dev_instance)
 {
 	struct net_device *netdev = dev_instance;
 	struct ibmveth_adapter *adapter = netdev->priv;
@@ -1303,7 +1303,7 @@ const char * buf, size_t count)
 	}
 
 	/* kick the interrupt handler to allocate/deallocate pools */
-	ibmveth_interrupt(netdev->irq, netdev, NULL);
+	ibmveth_interrupt(netdev->irq, netdev);
 	return count;
 }
 
diff --git a/drivers/net/ioc3-eth.c b/drivers/net/ioc3-eth.c
index 87650237dc5c..e963dbf816be 100644
--- a/drivers/net/ioc3-eth.c
+++ b/drivers/net/ioc3-eth.c
@@ -750,7 +750,7 @@ static void ioc3_error(struct ioc3_private *ip, u32 eisr)
 
 /* The interrupt handler does all of the Rx thread work and cleans up
    after the Tx thread.  */
-static irqreturn_t ioc3_interrupt(int irq, void *_dev, struct pt_regs *regs)
+static irqreturn_t ioc3_interrupt(int irq, void *_dev)
 {
 	struct net_device *dev = (struct net_device *)_dev;
 	struct ioc3_private *ip = netdev_priv(dev);
diff --git a/drivers/net/irda/ali-ircc.c b/drivers/net/irda/ali-ircc.c
index 68d4c418cb98..cebf8c374bc5 100644
--- a/drivers/net/irda/ali-ircc.c
+++ b/drivers/net/irda/ali-ircc.c
@@ -660,22 +660,15 @@ static int ali_ircc_read_dongle_id (int i, chipio_t *info)
  *    An interrupt from the chip has arrived. Time to do some work
  *
  */
-static irqreturn_t ali_ircc_interrupt(int irq, void *dev_id,
-					struct pt_regs *regs)
+static irqreturn_t ali_ircc_interrupt(int irq, void *dev_id)
 {
-	struct net_device *dev = (struct net_device *) dev_id;
+	struct net_device *dev = dev_id;
 	struct ali_ircc_cb *self;
 	int ret;
 		
 	IRDA_DEBUG(2, "%s(), ---------------- Start ----------------\n", __FUNCTION__);
 		
- 	if (!dev) {
-		IRDA_WARNING("%s: irq %d for unknown device.\n",
-			     ALI_IRCC_DRIVER_NAME, irq);
-		return IRQ_NONE;
-	}	
-	
-	self = (struct ali_ircc_cb *) dev->priv;
+	self = dev->priv;
 	
 	spin_lock(&self->lock);
 	
diff --git a/drivers/net/irda/au1k_ir.c b/drivers/net/irda/au1k_ir.c
index 7b2b4135bb23..37914dc5b90e 100644
--- a/drivers/net/irda/au1k_ir.c
+++ b/drivers/net/irda/au1k_ir.c
@@ -51,7 +51,7 @@ static int au1k_irda_start(struct net_device *);
 static int au1k_irda_stop(struct net_device *dev);
 static int au1k_irda_hard_xmit(struct sk_buff *, struct net_device *);
 static int au1k_irda_rx(struct net_device *);
-static void au1k_irda_interrupt(int, void *, struct pt_regs *);
+static void au1k_irda_interrupt(int, void *);
 static void au1k_tx_timeout(struct net_device *);
 static struct net_device_stats *au1k_irda_stats(struct net_device *);
 static int au1k_irda_ioctl(struct net_device *, struct ifreq *, int);
@@ -627,7 +627,7 @@ static int au1k_irda_rx(struct net_device *dev)
 }
 
 
-void au1k_irda_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+void au1k_irda_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = (struct net_device *) dev_id;
 
diff --git a/drivers/net/irda/donauboe.c b/drivers/net/irda/donauboe.c
index 33c07d5275da..16620bd97fbf 100644
--- a/drivers/net/irda/donauboe.c
+++ b/drivers/net/irda/donauboe.c
@@ -657,12 +657,6 @@ toshoboe_makemttpacket (struct toshoboe_cb *self, void *buf, int mtt)
   return xbofs;
 }
 
-static int toshoboe_invalid_dev(int irq)
-{
-  printk (KERN_WARNING DRIVER_NAME ": irq %d for unknown device.\n", irq);
-  return 1;
-}
-
 #ifdef USE_PROBE
 /***********************************************************************/
 /* Probe code */
@@ -709,14 +703,11 @@ stuff_byte (__u8 byte, __u8 * buf)
 }
 
 static irqreturn_t
-toshoboe_probeinterrupt (int irq, void *dev_id, struct pt_regs *regs)
+toshoboe_probeinterrupt (int irq, void *dev_id)
 {
-  struct toshoboe_cb *self = (struct toshoboe_cb *) dev_id;
+  struct toshoboe_cb *self = dev_id;
   __u8 irqstat;
 
-  if (self == NULL && toshoboe_invalid_dev(irq))
-    return IRQ_NONE;
-
   irqstat = INB (OBOE_ISR);
 
 /* was it us */
@@ -1161,15 +1152,12 @@ dumpbufs(skb->data,skb->len,'>');
 
 /*interrupt handler */
 static irqreturn_t
-toshoboe_interrupt (int irq, void *dev_id, struct pt_regs *regs)
+toshoboe_interrupt (int irq, void *dev_id)
 {
-  struct toshoboe_cb *self = (struct toshoboe_cb *) dev_id;
+  struct toshoboe_cb *self = dev_id;
   __u8 irqstat;
   struct sk_buff *skb = NULL;
 
-  if (self == NULL && toshoboe_invalid_dev(irq))
-    return IRQ_NONE;
-
   irqstat = INB (OBOE_ISR);
 
 /* was it us */
@@ -1357,13 +1345,11 @@ toshoboe_net_open (struct net_device *dev)
 {
   struct toshoboe_cb *self;
   unsigned long flags;
+  int rc;
 
   IRDA_DEBUG (4, "%s()\n", __FUNCTION__);
 
-  IRDA_ASSERT (dev != NULL, return -1; );
-  self = (struct toshoboe_cb *) dev->priv;
-
-  IRDA_ASSERT (self != NULL, return 0; );
+  self = netdev_priv(dev);
 
   if (self->async)
     return -EBUSY;
@@ -1371,11 +1357,10 @@ toshoboe_net_open (struct net_device *dev)
   if (self->stopped)
     return 0;
 
-  if (request_irq (self->io.irq, toshoboe_interrupt,
-                   IRQF_SHARED | IRQF_DISABLED, dev->name, (void *) self))
-    {
-      return -EAGAIN;
-    }
+  rc = request_irq (self->io.irq, toshoboe_interrupt,
+                    IRQF_SHARED | IRQF_DISABLED, dev->name, self);
+  if (rc)
+  	return rc;
 
   spin_lock_irqsave(&self->spinlock, flags);
   toshoboe_startchip (self);
diff --git a/drivers/net/irda/irda-usb.c b/drivers/net/irda/irda-usb.c
index 383cef1f5999..14bda765c2fa 100644
--- a/drivers/net/irda/irda-usb.c
+++ b/drivers/net/irda/irda-usb.c
@@ -114,9 +114,9 @@ static void irda_usb_change_speed_xbofs(struct irda_usb_cb *self);
 static int irda_usb_hard_xmit(struct sk_buff *skb, struct net_device *dev);
 static int irda_usb_open(struct irda_usb_cb *self);
 static void irda_usb_close(struct irda_usb_cb *self);
-static void speed_bulk_callback(struct urb *urb, struct pt_regs *regs);
-static void write_bulk_callback(struct urb *urb, struct pt_regs *regs);
-static void irda_usb_receive(struct urb *urb, struct pt_regs *regs);
+static void speed_bulk_callback(struct urb *urb);
+static void write_bulk_callback(struct urb *urb);
+static void irda_usb_receive(struct urb *urb);
 static void irda_usb_rx_defer_expired(unsigned long data);
 static int irda_usb_net_open(struct net_device *dev);
 static int irda_usb_net_close(struct net_device *dev);
@@ -343,7 +343,7 @@ static void irda_usb_change_speed_xbofs(struct irda_usb_cb *self)
  * Speed URB callback
  * Now, we can only get called for the speed URB.
  */
-static void speed_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void speed_bulk_callback(struct urb *urb)
 {
 	struct irda_usb_cb *self = urb->context;
 	
@@ -562,7 +562,7 @@ drop:
 /*
  * Note : this function will be called only for tx_urb...
  */
-static void write_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void write_bulk_callback(struct urb *urb)
 {
 	unsigned long flags;
 	struct sk_buff *skb = urb->context;
@@ -809,7 +809,7 @@ static void irda_usb_submit(struct irda_usb_cb *self, struct sk_buff *skb, struc
  *     Called by the USB subsystem when a frame has been received
  *
  */
-static void irda_usb_receive(struct urb *urb, struct pt_regs *regs)
+static void irda_usb_receive(struct urb *urb)
 {
 	struct sk_buff *skb = (struct sk_buff *) urb->context;
 	struct irda_usb_cb *self; 
diff --git a/drivers/net/irda/irport.c b/drivers/net/irda/irport.c
index ba4f3eb988b3..654a68b490ae 100644
--- a/drivers/net/irda/irport.c
+++ b/drivers/net/irda/irport.c
@@ -87,8 +87,7 @@ static struct net_device_stats *irport_net_get_stats(struct net_device *dev);
 static int irport_change_speed_complete(struct irda_task *task);
 static void irport_timeout(struct net_device *dev);
 
-static irqreturn_t irport_interrupt(int irq, void *dev_id,
-				    struct pt_regs *regs);
+static irqreturn_t irport_interrupt(int irq, void *dev_id);
 static int irport_hard_xmit(struct sk_buff *skb, struct net_device *dev);
 static void irport_change_speed(void *priv, __u32 speed);
 static int irport_net_open(struct net_device *dev);
@@ -761,25 +760,20 @@ static inline void irport_receive(struct irport_cb *self)
 }
 
 /*
- * Function irport_interrupt (irq, dev_id, regs)
+ * Function irport_interrupt (irq, dev_id)
  *
  *    Interrupt handler
  */
-static irqreturn_t irport_interrupt(int irq, void *dev_id,
-				    struct pt_regs *regs) 
+static irqreturn_t irport_interrupt(int irq, void *dev_id) 
 {
-	struct net_device *dev = (struct net_device *) dev_id;
+	struct net_device *dev = dev_id;
 	struct irport_cb *self;
 	int boguscount = 0;
 	int iobase;
 	int iir, lsr;
 	int handled = 0;
 
-	if (!dev) {
-		IRDA_WARNING("%s() irq %d for unknown device.\n", __FUNCTION__, irq);
-		return IRQ_NONE;
-	}
-	self = (struct irport_cb *) dev->priv;
+	self = dev->priv;
 
 	spin_lock(&self->lock);
 
diff --git a/drivers/net/irda/irport.h b/drivers/net/irda/irport.h
index fc89c8c3dd7f..3f46b84c6c85 100644
--- a/drivers/net/irda/irport.h
+++ b/drivers/net/irda/irport.h
@@ -74,7 +74,7 @@ struct irport_cb {
 	/* For piggyback drivers */
 	void *priv;                
 	void (*change_speed)(void *priv, __u32 speed);
-	int (*interrupt)(int irq, void *dev_id, struct pt_regs *regs);
+	irqreturn_t (*interrupt)(int irq, void *dev_id);
 };
 
 #endif /* IRPORT_H */
diff --git a/drivers/net/irda/mcs7780.c b/drivers/net/irda/mcs7780.c
index 415ba8dc94ce..b32c52ed19d7 100644
--- a/drivers/net/irda/mcs7780.c
+++ b/drivers/net/irda/mcs7780.c
@@ -764,7 +764,7 @@ static struct net_device_stats *mcs_net_get_stats(struct net_device *netdev)
 }
 
 /* Receive callback function.  */
-static void mcs_receive_irq(struct urb *urb, struct pt_regs *regs)
+static void mcs_receive_irq(struct urb *urb)
 {
 	__u8 *bytes;
 	struct mcs_cb *mcs = urb->context;
@@ -813,7 +813,7 @@ static void mcs_receive_irq(struct urb *urb, struct pt_regs *regs)
 }
 
 /* Transmit callback funtion.  */
-static void mcs_send_irq(struct urb *urb, struct pt_regs *regs)
+static void mcs_send_irq(struct urb *urb)
 {
 	struct mcs_cb *mcs = urb->context;
 	struct net_device *ndev = mcs->netdev;
diff --git a/drivers/net/irda/mcs7780.h b/drivers/net/irda/mcs7780.h
index 1a723d725c2a..b18148cee638 100644
--- a/drivers/net/irda/mcs7780.h
+++ b/drivers/net/irda/mcs7780.h
@@ -156,8 +156,8 @@ static int mcs_net_close(struct net_device *netdev);
 static int mcs_net_open(struct net_device *netdev);
 static struct net_device_stats *mcs_net_get_stats(struct net_device *netdev);
 
-static void mcs_receive_irq(struct urb *urb, struct pt_regs *regs);
-static void mcs_send_irq(struct urb *urb, struct pt_regs *regs);
+static void mcs_receive_irq(struct urb *urb);
+static void mcs_send_irq(struct urb *urb);
 static int mcs_hard_xmit(struct sk_buff *skb, struct net_device *netdev);
 
 static int mcs_probe(struct usb_interface *intf,
diff --git a/drivers/net/irda/nsc-ircc.c b/drivers/net/irda/nsc-ircc.c
index 7185a4ee3c1e..29b5ccd29d0b 100644
--- a/drivers/net/irda/nsc-ircc.c
+++ b/drivers/net/irda/nsc-ircc.c
@@ -2066,20 +2066,14 @@ static void nsc_ircc_fir_interrupt(struct nsc_ircc_cb *self, int iobase,
  *    An interrupt from the chip has arrived. Time to do some work
  *
  */
-static irqreturn_t nsc_ircc_interrupt(int irq, void *dev_id,
-				struct pt_regs *regs)
+static irqreturn_t nsc_ircc_interrupt(int irq, void *dev_id)
 {
-	struct net_device *dev = (struct net_device *) dev_id;
+	struct net_device *dev = dev_id;
 	struct nsc_ircc_cb *self;
 	__u8 bsr, eir;
 	int iobase;
 
-	if (!dev) {
-		IRDA_WARNING("%s: irq %d for unknown device.\n",
-			     driver_name, irq);
-		return IRQ_NONE;
-	}
-	self = (struct nsc_ircc_cb *) dev->priv;
+	self = dev->priv;
 
 	spin_lock(&self->lock);	
 
diff --git a/drivers/net/irda/pxaficp_ir.c b/drivers/net/irda/pxaficp_ir.c
index afb19e8d95c8..f9a1c88a4283 100644
--- a/drivers/net/irda/pxaficp_ir.c
+++ b/drivers/net/irda/pxaficp_ir.c
@@ -199,7 +199,7 @@ static int pxa_irda_set_speed(struct pxa_irda *si, int speed)
 }
 
 /* SIR interrupt service routine. */
-static irqreturn_t pxa_irda_sir_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t pxa_irda_sir_irq(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct pxa_irda *si = netdev_priv(dev);
@@ -281,7 +281,7 @@ static irqreturn_t pxa_irda_sir_irq(int irq, void *dev_id, struct pt_regs *regs)
 }
 
 /* FIR Receive DMA interrupt handler */
-static void pxa_irda_fir_dma_rx_irq(int channel, void *data, struct pt_regs *regs)
+static void pxa_irda_fir_dma_rx_irq(int channel, void *data)
 {
 	int dcsr = DCSR(channel);
 
@@ -291,7 +291,7 @@ static void pxa_irda_fir_dma_rx_irq(int channel, void *data, struct pt_regs *reg
 }
 
 /* FIR Transmit DMA interrupt handler */
-static void pxa_irda_fir_dma_tx_irq(int channel, void *data, struct pt_regs *regs)
+static void pxa_irda_fir_dma_tx_irq(int channel, void *data)
 {
 	struct net_device *dev = data;
 	struct pxa_irda *si = netdev_priv(dev);
@@ -388,7 +388,7 @@ static void pxa_irda_fir_irq_eif(struct pxa_irda *si, struct net_device *dev)
 }
 
 /* FIR interrupt handler */
-static irqreturn_t pxa_irda_fir_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t pxa_irda_fir_irq(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct pxa_irda *si = netdev_priv(dev);
diff --git a/drivers/net/irda/sa1100_ir.c b/drivers/net/irda/sa1100_ir.c
index 8d5a288d7976..937372d00398 100644
--- a/drivers/net/irda/sa1100_ir.c
+++ b/drivers/net/irda/sa1100_ir.c
@@ -579,7 +579,7 @@ static void sa1100_irda_fir_irq(struct net_device *dev)
 	sa1100_irda_rx_dma_start(si);
 }
 
-static irqreturn_t sa1100_irda_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t sa1100_irda_irq(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	if (IS_FIR(((struct sa1100_irda *)dev->priv)))
diff --git a/drivers/net/irda/smsc-ircc2.c b/drivers/net/irda/smsc-ircc2.c
index 22358ff68c4c..31c623381ea8 100644
--- a/drivers/net/irda/smsc-ircc2.c
+++ b/drivers/net/irda/smsc-ircc2.c
@@ -196,7 +196,7 @@ static void smsc_ircc_dma_xmit(struct smsc_ircc_cb *self, int bofs);
 static void smsc_ircc_dma_xmit_complete(struct smsc_ircc_cb *self);
 static void smsc_ircc_change_speed(struct smsc_ircc_cb *self, u32 speed);
 static void smsc_ircc_set_sir_speed(struct smsc_ircc_cb *self, u32 speed);
-static irqreturn_t smsc_ircc_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t smsc_ircc_interrupt(int irq, void *dev_id);
 static irqreturn_t smsc_ircc_interrupt_sir(struct net_device *dev);
 static void smsc_ircc_sir_start(struct smsc_ircc_cb *self);
 #if SMSC_IRCC2_C_SIR_STOP
@@ -1455,7 +1455,7 @@ static void smsc_ircc_sir_receive(struct smsc_ircc_cb *self)
  *    An interrupt from the chip has arrived. Time to do some work
  *
  */
-static irqreturn_t smsc_ircc_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t smsc_ircc_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = (struct net_device *) dev_id;
 	struct smsc_ircc_cb *self;
@@ -1520,7 +1520,7 @@ static irqreturn_t smsc_ircc_interrupt(int irq, void *dev_id, struct pt_regs *re
 }
 
 /*
- * Function irport_interrupt_sir (irq, dev_id, regs)
+ * Function irport_interrupt_sir (irq, dev_id)
  *
  *    Interrupt handler for SIR modes
  */
diff --git a/drivers/net/irda/stir4200.c b/drivers/net/irda/stir4200.c
index 12103c93f7ef..be8a66e702b0 100644
--- a/drivers/net/irda/stir4200.c
+++ b/drivers/net/irda/stir4200.c
@@ -804,7 +804,7 @@ static int stir_transmit_thread(void *arg)
  * Wakes up every ms (usb round trip) with wrapped 
  * data.
  */
-static void stir_rcv_irq(struct urb *urb, struct pt_regs *regs)
+static void stir_rcv_irq(struct urb *urb)
 {
 	struct stir_cb *stir = urb->context;
 	int err;
diff --git a/drivers/net/irda/via-ircc.c b/drivers/net/irda/via-ircc.c
index d916e1257c47..c3ed9b3067e5 100644
--- a/drivers/net/irda/via-ircc.c
+++ b/drivers/net/irda/via-ircc.c
@@ -93,8 +93,7 @@ static int via_ircc_hard_xmit_fir(struct sk_buff *skb,
 				  struct net_device *dev);
 static void via_hw_init(struct via_ircc_cb *self);
 static void via_ircc_change_speed(struct via_ircc_cb *self, __u32 baud);
-static irqreturn_t via_ircc_interrupt(int irq, void *dev_id,
-				      struct pt_regs *regs);
+static irqreturn_t via_ircc_interrupt(int irq, void *dev_id);
 static int via_ircc_is_receiving(struct via_ircc_cb *self);
 static int via_ircc_read_dongle_id(int iobase);
 
@@ -1345,13 +1344,12 @@ static int RxTimerHandler(struct via_ircc_cb *self, int iobase)
 
 
 /*
- * Function via_ircc_interrupt (irq, dev_id, regs)
+ * Function via_ircc_interrupt (irq, dev_id)
  *
  *    An interrupt from the chip has arrived. Time to do some work
  *
  */
-static irqreturn_t via_ircc_interrupt(int irq, void *dev_id,
-				      struct pt_regs *regs)
+static irqreturn_t via_ircc_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = (struct net_device *) dev_id;
 	struct via_ircc_cb *self;
diff --git a/drivers/net/irda/vlsi_ir.c b/drivers/net/irda/vlsi_ir.c
index 92d646cc9edc..18c68193bf14 100644
--- a/drivers/net/irda/vlsi_ir.c
+++ b/drivers/net/irda/vlsi_ir.c
@@ -1455,8 +1455,7 @@ static int vlsi_ioctl(struct net_device *ndev, struct ifreq *rq, int cmd)
 
 /********************************************************/
 
-static irqreturn_t vlsi_interrupt(int irq, void *dev_instance,
-					struct pt_regs *regs)
+static irqreturn_t vlsi_interrupt(int irq, void *dev_instance)
 {
 	struct net_device *ndev = dev_instance;
 	vlsi_irda_dev_t *idev = ndev->priv;
diff --git a/drivers/net/irda/w83977af_ir.c b/drivers/net/irda/w83977af_ir.c
index 7de1afdeec3d..4212657fa4f9 100644
--- a/drivers/net/irda/w83977af_ir.c
+++ b/drivers/net/irda/w83977af_ir.c
@@ -1111,20 +1111,14 @@ static __u8 w83977af_fir_interrupt(struct w83977af_ir *self, int isr)
  *    An interrupt from the chip has arrived. Time to do some work
  *
  */
-static irqreturn_t w83977af_interrupt(int irq, void *dev_id,
-					struct pt_regs *regs)
+static irqreturn_t w83977af_interrupt(int irq, void *dev_id)
 {
-	struct net_device *dev = (struct net_device *) dev_id;
+	struct net_device *dev = dev_id;
 	struct w83977af_ir *self;
 	__u8 set, icr, isr;
 	int iobase;
 
-	if (!dev) {
-		printk(KERN_WARNING "%s: irq %d for unknown device.\n", 
-			driver_name, irq);
-		return IRQ_NONE;
-	}
-	self = (struct w83977af_ir *) dev->priv;
+	self = dev->priv;
 
 	iobase = self->io.fir_base;
 
diff --git a/drivers/net/isa-skeleton.c b/drivers/net/isa-skeleton.c
index 984c31d1b3fb..0343f12d2ffb 100644
--- a/drivers/net/isa-skeleton.c
+++ b/drivers/net/isa-skeleton.c
@@ -107,7 +107,7 @@ struct net_local {
 static int	netcard_probe1(struct net_device *dev, int ioaddr);
 static int	net_open(struct net_device *dev);
 static int	net_send_packet(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t net_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t net_interrupt(int irq, void *dev_id);
 static void	net_rx(struct net_device *dev);
 static int	net_close(struct net_device *dev);
 static struct	net_device_stats *net_get_stats(struct net_device *dev);
@@ -504,7 +504,7 @@ void net_tx(struct net_device *dev)
  * The typical workload of the driver:
  * Handle the network interface interrupts.
  */
-static irqreturn_t net_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t net_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct net_local *np;
diff --git a/drivers/net/iseries_veth.c b/drivers/net/iseries_veth.c
index 41b1d08fd57b..2284e2ce1692 100644
--- a/drivers/net/iseries_veth.c
+++ b/drivers/net/iseries_veth.c
@@ -586,7 +586,7 @@ static void veth_handle_int(struct veth_lpevent *event)
 	};
 }
 
-static void veth_handle_event(struct HvLpEvent *event, struct pt_regs *regs)
+static void veth_handle_event(struct HvLpEvent *event)
 {
 	struct veth_lpevent *veth_event = (struct veth_lpevent *)event;
 
diff --git a/drivers/net/ixgb/ixgb_main.c b/drivers/net/ixgb/ixgb_main.c
index cfde7c2569bb..e09f575a3a38 100644
--- a/drivers/net/ixgb/ixgb_main.c
+++ b/drivers/net/ixgb/ixgb_main.c
@@ -93,7 +93,7 @@ static int ixgb_xmit_frame(struct sk_buff *skb, struct net_device *netdev);
 static struct net_device_stats *ixgb_get_stats(struct net_device *netdev);
 static int ixgb_change_mtu(struct net_device *netdev, int new_mtu);
 static int ixgb_set_mac(struct net_device *netdev, void *p);
-static irqreturn_t ixgb_intr(int irq, void *data, struct pt_regs *regs);
+static irqreturn_t ixgb_intr(int irq, void *data);
 static boolean_t ixgb_clean_tx_irq(struct ixgb_adapter *adapter);
 
 #ifdef CONFIG_IXGB_NAPI
@@ -1687,11 +1687,10 @@ ixgb_update_stats(struct ixgb_adapter *adapter)
  * ixgb_intr - Interrupt Handler
  * @irq: interrupt number
  * @data: pointer to a network interface device structure
- * @pt_regs: CPU registers structure
  **/
 
 static irqreturn_t
-ixgb_intr(int irq, void *data, struct pt_regs *regs)
+ixgb_intr(int irq, void *data)
 {
 	struct net_device *netdev = data;
 	struct ixgb_adapter *adapter = netdev_priv(netdev);
@@ -2213,7 +2212,7 @@ static void ixgb_netpoll(struct net_device *dev)
 	struct ixgb_adapter *adapter = netdev_priv(dev);
 
 	disable_irq(adapter->pdev->irq);
-	ixgb_intr(adapter->pdev->irq, dev, NULL);
+	ixgb_intr(adapter->pdev->irq, dev);
 	enable_irq(adapter->pdev->irq);
 }
 #endif
diff --git a/drivers/net/ixp2000/ixpdev.c b/drivers/net/ixp2000/ixpdev.c
index 6eeb965b4d72..a4eccb11d677 100644
--- a/drivers/net/ixp2000/ixpdev.c
+++ b/drivers/net/ixp2000/ixpdev.c
@@ -188,7 +188,7 @@ static void ixpdev_tx_complete(void)
 	}
 }
 
-static irqreturn_t ixpdev_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t ixpdev_interrupt(int irq, void *dev_id)
 {
 	u32 status;
 
diff --git a/drivers/net/lance.c b/drivers/net/lance.c
index f349e88e0ddf..6efbd499d752 100644
--- a/drivers/net/lance.c
+++ b/drivers/net/lance.c
@@ -301,7 +301,7 @@ static int lance_open(struct net_device *dev);
 static void lance_init_ring(struct net_device *dev, gfp_t mode);
 static int lance_start_xmit(struct sk_buff *skb, struct net_device *dev);
 static int lance_rx(struct net_device *dev);
-static irqreturn_t lance_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t lance_interrupt(int irq, void *dev_id);
 static int lance_close(struct net_device *dev);
 static struct net_device_stats *lance_get_stats(struct net_device *dev);
 static void set_multicast_list(struct net_device *dev);
@@ -1012,19 +1012,13 @@ out:
 }
 
 /* The LANCE interrupt handler. */
-static irqreturn_t
-lance_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t lance_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct lance_private *lp;
 	int csr0, ioaddr, boguscnt=10;
 	int must_restart;
 
-	if (dev == NULL) {
-		printk ("lance_interrupt(): irq %d for unknown device.\n", irq);
-		return IRQ_NONE;
-	}
-
 	ioaddr = dev->base_addr;
 	lp = dev->priv;
 
diff --git a/drivers/net/lasi_82596.c b/drivers/net/lasi_82596.c
index da1eedef0b55..f4d815bca643 100644
--- a/drivers/net/lasi_82596.c
+++ b/drivers/net/lasi_82596.c
@@ -403,7 +403,7 @@ static char init_setup[] =
 
 static int i596_open(struct net_device *dev);
 static int i596_start_xmit(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t i596_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t i596_interrupt(int irq, void *dev_id);
 static int i596_close(struct net_device *dev);
 static struct net_device_stats *i596_get_stats(struct net_device *dev);
 static void i596_add_cmd(struct net_device *dev, struct i596_cmd *cmd);
@@ -527,7 +527,7 @@ static void i596_display_data(struct net_device *dev)
 
 
 #if defined(ENABLE_MVME16x_NET) || defined(ENABLE_BVME6000_NET)
-static void i596_error(int irq, void *dev_id, struct pt_regs *regs)
+static void i596_error(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	volatile unsigned char *pcc2 = (unsigned char *) 0xfff42000;
@@ -1252,12 +1252,12 @@ static int __devinit i82596_probe(struct net_device *dev,
 static void i596_poll_controller(struct net_device *dev)
 {
 	disable_irq(dev->irq);
-	i596_interrupt(dev->irq, dev, NULL);
+	i596_interrupt(dev->irq, dev);
 	enable_irq(dev->irq);
 }
 #endif
 
-static irqreturn_t i596_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t i596_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct i596_private *lp;
diff --git a/drivers/net/lp486e.c b/drivers/net/lp486e.c
index 0258aaca9ed3..b833016f1825 100644
--- a/drivers/net/lp486e.c
+++ b/drivers/net/lp486e.c
@@ -379,7 +379,7 @@ static char init_setup[14] = {
 
 static int i596_open(struct net_device *dev);
 static int i596_start_xmit(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t i596_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t i596_interrupt(int irq, void *dev_id);
 static int i596_close(struct net_device *dev);
 static struct net_device_stats *i596_get_stats(struct net_device *dev);
 static void i596_add_cmd(struct net_device *dev, struct i596_cmd *cmd);
@@ -1151,7 +1151,7 @@ i596_handle_CU_completion(struct net_device *dev,
 }
 
 static irqreturn_t
-i596_interrupt (int irq, void *dev_instance, struct pt_regs *regs) {
+i596_interrupt (int irq, void *dev_instance) {
 	struct net_device *dev = (struct net_device *) dev_instance;
 	struct i596_private *lp;
 	unsigned short status, ack_cmd = 0;
diff --git a/drivers/net/mac89x0.c b/drivers/net/mac89x0.c
index 8472b71641da..e960138011c0 100644
--- a/drivers/net/mac89x0.c
+++ b/drivers/net/mac89x0.c
@@ -129,7 +129,7 @@ extern void reset_chip(struct net_device *dev);
 #endif
 static int net_open(struct net_device *dev);
 static int	net_send_packet(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t net_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t net_interrupt(int irq, void *dev_id);
 static void set_multicast_list(struct net_device *dev);
 static void net_rx(struct net_device *dev);
 static int net_close(struct net_device *dev);
@@ -431,7 +431,7 @@ net_send_packet(struct sk_buff *skb, struct net_device *dev)
 
 /* The typical workload of the driver:
    Handle the network interface interrupts. */
-static irqreturn_t net_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t net_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct net_local *lp;
diff --git a/drivers/net/mace.c b/drivers/net/mace.c
index 27c24eaa2414..2907cfb12ada 100644
--- a/drivers/net/mace.c
+++ b/drivers/net/mace.c
@@ -82,9 +82,9 @@ static struct net_device_stats *mace_stats(struct net_device *dev);
 static void mace_set_multicast(struct net_device *dev);
 static void mace_reset(struct net_device *dev);
 static int mace_set_address(struct net_device *dev, void *addr);
-static irqreturn_t mace_interrupt(int irq, void *dev_id, struct pt_regs *regs);
-static irqreturn_t mace_txdma_intr(int irq, void *dev_id, struct pt_regs *regs);
-static irqreturn_t mace_rxdma_intr(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t mace_interrupt(int irq, void *dev_id);
+static irqreturn_t mace_txdma_intr(int irq, void *dev_id);
+static irqreturn_t mace_rxdma_intr(int irq, void *dev_id);
 static void mace_set_timeout(struct net_device *dev);
 static void mace_tx_timeout(unsigned long data);
 static inline void dbdma_reset(volatile struct dbdma_regs __iomem *dma);
@@ -678,7 +678,7 @@ static void mace_handle_misc_intrs(struct mace_data *mp, int intr)
 	    printk(KERN_DEBUG "mace: jabbering transceiver\n");
 }
 
-static irqreturn_t mace_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t mace_interrupt(int irq, void *dev_id)
 {
     struct net_device *dev = (struct net_device *) dev_id;
     struct mace_data *mp = (struct mace_data *) dev->priv;
@@ -890,12 +890,12 @@ out:
     spin_unlock_irqrestore(&mp->lock, flags);
 }
 
-static irqreturn_t mace_txdma_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t mace_txdma_intr(int irq, void *dev_id)
 {
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t mace_rxdma_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t mace_rxdma_intr(int irq, void *dev_id)
 {
     struct net_device *dev = (struct net_device *) dev_id;
     struct mace_data *mp = (struct mace_data *) dev->priv;
diff --git a/drivers/net/macmace.c b/drivers/net/macmace.c
index 696d5513e558..464e4a6f3d5f 100644
--- a/drivers/net/macmace.c
+++ b/drivers/net/macmace.c
@@ -77,8 +77,8 @@ static int mace_xmit_start(struct sk_buff *skb, struct net_device *dev);
 static struct net_device_stats *mace_stats(struct net_device *dev);
 static void mace_set_multicast(struct net_device *dev);
 static int mace_set_address(struct net_device *dev, void *addr);
-static irqreturn_t mace_interrupt(int irq, void *dev_id, struct pt_regs *regs);
-static irqreturn_t mace_dma_intr(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t mace_interrupt(int irq, void *dev_id);
+static irqreturn_t mace_dma_intr(int irq, void *dev_id);
 static void mace_tx_timeout(struct net_device *dev);
 
 /* Bit-reverse one byte of an ethernet hardware address. */
@@ -573,7 +573,7 @@ static void mace_recv_interrupt(struct net_device *dev)
  * Process the chip interrupt
  */
 
-static irqreturn_t mace_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t mace_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = (struct net_device *) dev_id;
 	struct mace_data *mp = (struct mace_data *) dev->priv;
@@ -645,7 +645,7 @@ static void mace_dma_rx_frame(struct net_device *dev, struct mace_frame *mf)
  * The PSC has passed us a DMA interrupt event.
  */
 
-static irqreturn_t mace_dma_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t mace_dma_intr(int irq, void *dev_id)
 {
 	struct net_device *dev = (struct net_device *) dev_id;
 	struct mace_data *mp = (struct mace_data *) dev->priv;
diff --git a/drivers/net/meth.c b/drivers/net/meth.c
index 55b1495a70d6..c1aa60b9a982 100644
--- a/drivers/net/meth.c
+++ b/drivers/net/meth.c
@@ -92,7 +92,7 @@ struct meth_private {
 };
 
 static void meth_tx_timeout(struct net_device *dev);
-static irqreturn_t meth_interrupt(int irq, void *dev_id, struct pt_regs *pregs);
+static irqreturn_t meth_interrupt(int irq, void *dev_id);
 
 /* global, initialized in ip32-setup.c */
 char o2meth_eaddr[8]={0,0,0,0,0,0,0,0};
@@ -569,7 +569,7 @@ static void meth_error(struct net_device* dev, unsigned status)
 /*
  * The typical interrupt entry point
  */
-static irqreturn_t meth_interrupt(int irq, void *dev_id, struct pt_regs *pregs)
+static irqreturn_t meth_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = (struct net_device *)dev_id;
 	struct meth_private *priv = (struct meth_private *) dev->priv;
diff --git a/drivers/net/mipsnet.c b/drivers/net/mipsnet.c
index 07e58f4a2916..c9469985bd71 100644
--- a/drivers/net/mipsnet.c
+++ b/drivers/net/mipsnet.c
@@ -116,8 +116,7 @@ static inline ssize_t mipsnet_get_fromdev(struct net_device *dev, size_t count)
 	return count;
 }
 
-static irqreturn_t
-mipsnet_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t mipsnet_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 
diff --git a/drivers/net/mv643xx_eth.c b/drivers/net/mv643xx_eth.c
index eccedf3e627d..9997081c6dae 100644
--- a/drivers/net/mv643xx_eth.c
+++ b/drivers/net/mv643xx_eth.c
@@ -507,8 +507,7 @@ static void mv643xx_eth_update_pscr(struct net_device *dev,
  * Output :	N/A
  */
 
-static irqreturn_t mv643xx_eth_int_handler(int irq, void *dev_id,
-						struct pt_regs *regs)
+static irqreturn_t mv643xx_eth_int_handler(int irq, void *dev_id)
 {
 	struct net_device *dev = (struct net_device *)dev_id;
 	struct mv643xx_private *mp = netdev_priv(dev);
@@ -1252,7 +1251,7 @@ static void mv643xx_netpoll(struct net_device *netdev)
 	/* wait for previous write to complete */
 	mv_read(MV643XX_ETH_INTERRUPT_MASK_REG(port_num));
 
-	mv643xx_eth_int_handler(netdev->irq, netdev, NULL);
+	mv643xx_eth_int_handler(netdev->irq, netdev);
 
 	mv_write(MV643XX_ETH_INTERRUPT_MASK_REG(port_num), ETH_INT_UNMASK_ALL);
 }
diff --git a/drivers/net/myri10ge/myri10ge.c b/drivers/net/myri10ge/myri10ge.c
index 4330197994df..fdbb0d7213b0 100644
--- a/drivers/net/myri10ge/myri10ge.c
+++ b/drivers/net/myri10ge/myri10ge.c
@@ -1148,7 +1148,7 @@ static int myri10ge_poll(struct net_device *netdev, int *budget)
 	return 1;
 }
 
-static irqreturn_t myri10ge_intr(int irq, void *arg, struct pt_regs *regs)
+static irqreturn_t myri10ge_intr(int irq, void *arg)
 {
 	struct myri10ge_priv *mgp = arg;
 	struct mcp_irq_data *stats = mgp->fw_stats;
diff --git a/drivers/net/myri_sbus.c b/drivers/net/myri_sbus.c
index a925bc9db4ac..466b484c9fa4 100644
--- a/drivers/net/myri_sbus.c
+++ b/drivers/net/myri_sbus.c
@@ -536,7 +536,7 @@ static void myri_rx(struct myri_eth *mp, struct net_device *dev)
 	}
 }
 
-static irqreturn_t myri_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t myri_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev		= (struct net_device *) dev_id;
 	struct myri_eth *mp		= (struct myri_eth *) dev->priv;
diff --git a/drivers/net/natsemi.c b/drivers/net/natsemi.c
index d7b241f7d7bc..ffa0afd2eddc 100644
--- a/drivers/net/natsemi.c
+++ b/drivers/net/natsemi.c
@@ -623,7 +623,7 @@ static void free_ring(struct net_device *dev);
 static void reinit_ring(struct net_device *dev);
 static void init_registers(struct net_device *dev);
 static int start_tx(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t intr_handler(int irq, void *dev_instance, struct pt_regs *regs);
+static irqreturn_t intr_handler(int irq, void *dev_instance);
 static void netdev_error(struct net_device *dev, int intr_status);
 static int natsemi_poll(struct net_device *dev, int *budget);
 static void netdev_rx(struct net_device *dev, int *work_done, int work_to_do);
@@ -2088,7 +2088,7 @@ static void netdev_tx_done(struct net_device *dev)
 
 /* The interrupt handler doesn't actually handle interrupts itself, it
  * schedules a NAPI poll if there is anything to do. */
-static irqreturn_t intr_handler(int irq, void *dev_instance, struct pt_regs *rgs)
+static irqreturn_t intr_handler(int irq, void *dev_instance)
 {
 	struct net_device *dev = dev_instance;
 	struct netdev_private *np = netdev_priv(dev);
@@ -2373,7 +2373,7 @@ static struct net_device_stats *get_stats(struct net_device *dev)
 static void natsemi_poll_controller(struct net_device *dev)
 {
 	disable_irq(dev->irq);
-	intr_handler(dev->irq, dev, NULL);
+	intr_handler(dev->irq, dev);
 	enable_irq(dev->irq);
 }
 #endif
diff --git a/drivers/net/netx-eth.c b/drivers/net/netx-eth.c
index 30ed9a5a40e0..a53644f6a29b 100644
--- a/drivers/net/netx-eth.c
+++ b/drivers/net/netx-eth.c
@@ -176,7 +176,7 @@ static void netx_eth_receive(struct net_device *ndev)
 }
 
 static irqreturn_t
-netx_eth_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+netx_eth_interrupt(int irq, void *dev_id)
 {
 	struct net_device *ndev = dev_id;
 	struct netx_eth_priv *priv = netdev_priv(ndev);
diff --git a/drivers/net/ni5010.c b/drivers/net/ni5010.c
index 383c690eefec..8be0d030d6f4 100644
--- a/drivers/net/ni5010.c
+++ b/drivers/net/ni5010.c
@@ -99,7 +99,7 @@ struct ni5010_local {
 static int	ni5010_probe1(struct net_device *dev, int ioaddr);
 static int	ni5010_open(struct net_device *dev);
 static int	ni5010_send_packet(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t ni5010_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t ni5010_interrupt(int irq, void *dev_id);
 static void	ni5010_rx(struct net_device *dev);
 static void	ni5010_timeout(struct net_device *dev);
 static int	ni5010_close(struct net_device *dev);
@@ -468,7 +468,7 @@ static int ni5010_send_packet(struct sk_buff *skb, struct net_device *dev)
  * The typical workload of the driver:
  * Handle the network interface interrupts.
  */
-static irqreturn_t ni5010_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t ni5010_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct ni5010_local *lp;
diff --git a/drivers/net/ni52.c b/drivers/net/ni52.c
index e8889235996e..26e42f6e9fb1 100644
--- a/drivers/net/ni52.c
+++ b/drivers/net/ni52.c
@@ -195,7 +195,7 @@ sizeof(nop_cmd) = 8;
 #define NI52_ADDR2 0x01
 
 static int     ni52_probe1(struct net_device *dev,int ioaddr);
-static irqreturn_t ni52_interrupt(int irq,void *dev_id,struct pt_regs *reg_ptr);
+static irqreturn_t ni52_interrupt(int irq,void *dev_id);
 static int     ni52_open(struct net_device *dev);
 static int     ni52_close(struct net_device *dev);
 static int     ni52_send_packet(struct sk_buff *,struct net_device *);
@@ -837,7 +837,7 @@ static void *alloc_rfa(struct net_device *dev,void *ptr)
  * Interrupt Handler ...
  */
 
-static irqreturn_t ni52_interrupt(int irq,void *dev_id,struct pt_regs *reg_ptr)
+static irqreturn_t ni52_interrupt(int irq,void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	unsigned short stat;
diff --git a/drivers/net/ni65.c b/drivers/net/ni65.c
index fab3c8593ac1..340ad0d5388a 100644
--- a/drivers/net/ni65.c
+++ b/drivers/net/ni65.c
@@ -248,7 +248,7 @@ struct priv
 };
 
 static int  ni65_probe1(struct net_device *dev,int);
-static irqreturn_t ni65_interrupt(int irq, void * dev_id, struct pt_regs *regs);
+static irqreturn_t ni65_interrupt(int irq, void * dev_id);
 static void ni65_recv_intr(struct net_device *dev,int);
 static void ni65_xmit_intr(struct net_device *dev,int);
 static int  ni65_open(struct net_device *dev);
@@ -871,7 +871,7 @@ static int ni65_lance_reinit(struct net_device *dev)
 /*
  * interrupt handler
  */
-static irqreturn_t ni65_interrupt(int irq, void * dev_id, struct pt_regs * regs)
+static irqreturn_t ni65_interrupt(int irq, void * dev_id)
 {
 	int csr0 = 0;
 	struct net_device *dev = dev_id;
diff --git a/drivers/net/ns83820.c b/drivers/net/ns83820.c
index e10da1aa3d30..b0127c71a5b6 100644
--- a/drivers/net/ns83820.c
+++ b/drivers/net/ns83820.c
@@ -1288,7 +1288,7 @@ static void ns83820_mib_isr(struct ns83820 *dev)
 }
 
 static void ns83820_do_isr(struct net_device *ndev, u32 isr);
-static irqreturn_t ns83820_irq(int foo, void *data, struct pt_regs *regs)
+static irqreturn_t ns83820_irq(int foo, void *data)
 {
 	struct net_device *ndev = data;
 	struct ns83820 *dev = PRIV(ndev);
diff --git a/drivers/net/pci-skeleton.c b/drivers/net/pci-skeleton.c
index 2687e747657d..00ca0fdb837b 100644
--- a/drivers/net/pci-skeleton.c
+++ b/drivers/net/pci-skeleton.c
@@ -502,8 +502,7 @@ static void netdrv_tx_timeout (struct net_device *dev);
 static void netdrv_init_ring (struct net_device *dev);
 static int netdrv_start_xmit (struct sk_buff *skb,
 			       struct net_device *dev);
-static irqreturn_t netdrv_interrupt (int irq, void *dev_instance,
-			       struct pt_regs *regs);
+static irqreturn_t netdrv_interrupt (int irq, void *dev_instance);
 static int netdrv_close (struct net_device *dev);
 static int netdrv_ioctl (struct net_device *dev, struct ifreq *rq, int cmd);
 static struct net_device_stats *netdrv_get_stats (struct net_device *dev);
@@ -1654,8 +1653,7 @@ static void netdrv_weird_interrupt (struct net_device *dev,
 
 /* The interrupt handler does all of the Rx thread work and cleans up
    after the Tx thread. */
-static irqreturn_t netdrv_interrupt (int irq, void *dev_instance,
-			       struct pt_regs *regs)
+static irqreturn_t netdrv_interrupt (int irq, void *dev_instance)
 {
 	struct net_device *dev = (struct net_device *) dev_instance;
 	struct netdrv_private *tp = dev->priv;
diff --git a/drivers/net/pcmcia/3c574_cs.c b/drivers/net/pcmcia/3c574_cs.c
index 2418cdb9d317..046009928526 100644
--- a/drivers/net/pcmcia/3c574_cs.c
+++ b/drivers/net/pcmcia/3c574_cs.c
@@ -238,7 +238,7 @@ static void tc574_reset(struct net_device *dev);
 static void media_check(unsigned long arg);
 static int el3_open(struct net_device *dev);
 static int el3_start_xmit(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t el3_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t el3_interrupt(int irq, void *dev_id);
 static void update_stats(struct net_device *dev);
 static struct net_device_stats *el3_get_stats(struct net_device *dev);
 static int el3_rx(struct net_device *dev, int worklimit);
@@ -817,7 +817,7 @@ static int el3_start_xmit(struct sk_buff *skb, struct net_device *dev)
 }
 
 /* The EL3 interrupt handler. */
-static irqreturn_t el3_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t el3_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = (struct net_device *) dev_id;
 	struct el3_private *lp = netdev_priv(dev);
@@ -927,7 +927,7 @@ static void media_check(unsigned long arg)
 	if ((inw(ioaddr + EL3_STATUS) & IntLatch) && (inb(ioaddr + Timer) == 0xff)) {
 		if (!lp->fast_poll)
 			printk(KERN_INFO "%s: interrupt(s) dropped!\n", dev->name);
-		el3_interrupt(dev->irq, lp, NULL);
+		el3_interrupt(dev->irq, lp);
 		lp->fast_poll = HZ;
 	}
 	if (lp->fast_poll) {
diff --git a/drivers/net/pcmcia/3c589_cs.c b/drivers/net/pcmcia/3c589_cs.c
index a0e2b01c027c..231fa2c9ec6c 100644
--- a/drivers/net/pcmcia/3c589_cs.c
+++ b/drivers/net/pcmcia/3c589_cs.c
@@ -151,7 +151,7 @@ static void media_check(unsigned long arg);
 static int el3_config(struct net_device *dev, struct ifmap *map);
 static int el3_open(struct net_device *dev);
 static int el3_start_xmit(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t el3_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t el3_interrupt(int irq, void *dev_id);
 static void update_stats(struct net_device *dev);
 static struct net_device_stats *el3_get_stats(struct net_device *dev);
 static int el3_rx(struct net_device *dev);
@@ -645,7 +645,7 @@ static int el3_start_xmit(struct sk_buff *skb, struct net_device *dev)
 }
 
 /* The EL3 interrupt handler. */
-static irqreturn_t el3_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t el3_interrupt(int irq, void *dev_id)
 {
     struct net_device *dev = (struct net_device *) dev_id;
     struct el3_private *lp = netdev_priv(dev);
@@ -748,7 +748,7 @@ static void media_check(unsigned long arg)
 	(inb(ioaddr + EL3_TIMER) == 0xff)) {
 	if (!lp->fast_poll)
 	    printk(KERN_WARNING "%s: interrupt(s) dropped!\n", dev->name);
-	el3_interrupt(dev->irq, lp, NULL);
+	el3_interrupt(dev->irq, lp);
 	lp->fast_poll = HZ;
     }
     if (lp->fast_poll) {
diff --git a/drivers/net/pcmcia/axnet_cs.c b/drivers/net/pcmcia/axnet_cs.c
index a8891a9000ac..5ddd5742f779 100644
--- a/drivers/net/pcmcia/axnet_cs.c
+++ b/drivers/net/pcmcia/axnet_cs.c
@@ -92,7 +92,7 @@ static int axnet_open(struct net_device *dev);
 static int axnet_close(struct net_device *dev);
 static int axnet_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
 static const struct ethtool_ops netdev_ethtool_ops;
-static irqreturn_t ei_irq_wrapper(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t ei_irq_wrapper(int irq, void *dev_id);
 static void ei_watchdog(u_long arg);
 static void axnet_reset_8390(struct net_device *dev);
 
@@ -112,7 +112,7 @@ static void axdev_setup(struct net_device *dev);
 static void AX88190_init(struct net_device *dev, int startp);
 static int ax_open(struct net_device *dev);
 static int ax_close(struct net_device *dev);
-static irqreturn_t ax_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t ax_interrupt(int irq, void *dev_id);
 
 /*====================================================================*/
 
@@ -599,11 +599,11 @@ static void axnet_reset_8390(struct net_device *dev)
 
 /*====================================================================*/
 
-static irqreturn_t ei_irq_wrapper(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t ei_irq_wrapper(int irq, void *dev_id)
 {
     struct net_device *dev = dev_id;
     PRIV(dev)->stale = 0;
-    return ax_interrupt(irq, dev_id, regs);
+    return ax_interrupt(irq, dev_id);
 }
 
 static void ei_watchdog(u_long arg)
@@ -621,7 +621,7 @@ static void ei_watchdog(u_long arg)
     if (info->stale++ && (inb_p(nic_base + EN0_ISR) & ENISR_ALL)) {
 	if (!info->fast_poll)
 	    printk(KERN_INFO "%s: interrupt(s) dropped!\n", dev->name);
-	ei_irq_wrapper(dev->irq, dev, NULL);
+	ei_irq_wrapper(dev->irq, dev);
 	info->fast_poll = HZ;
     }
     if (info->fast_poll) {
@@ -1193,7 +1193,7 @@ static int ei_start_xmit(struct sk_buff *skb, struct net_device *dev)
  * needed.
  */
 
-static irqreturn_t ax_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t ax_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	long e8390_base;
@@ -1201,14 +1201,8 @@ static irqreturn_t ax_interrupt(int irq, void *dev_id, struct pt_regs * regs)
 	struct ei_device *ei_local;
     	int handled = 0;
 
-	if (dev == NULL) 
-	{
-		printk ("net_interrupt(): irq %d for unknown device.\n", irq);
-		return IRQ_NONE;
-	}
-    
 	e8390_base = dev->base_addr;
-	ei_local = (struct ei_device *) netdev_priv(dev);
+	ei_local = netdev_priv(dev);
 
 	/*
 	 *	Protect the irq test too.
diff --git a/drivers/net/pcmcia/fmvj18x_cs.c b/drivers/net/pcmcia/fmvj18x_cs.c
index d682f30dea6e..65f6fdf43725 100644
--- a/drivers/net/pcmcia/fmvj18x_cs.c
+++ b/drivers/net/pcmcia/fmvj18x_cs.c
@@ -97,7 +97,7 @@ static int fjn_config(struct net_device *dev, struct ifmap *map);
 static int fjn_open(struct net_device *dev);
 static int fjn_close(struct net_device *dev);
 static int fjn_start_xmit(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t fjn_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t fjn_interrupt(int irq, void *dev_id);
 static void fjn_rx(struct net_device *dev);
 static void fjn_reset(struct net_device *dev);
 static struct net_device_stats *fjn_get_stats(struct net_device *dev);
@@ -733,7 +733,7 @@ module_exit(exit_fmvj18x_cs);
 
 /*====================================================================*/
 
-static irqreturn_t fjn_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t fjn_interrupt(int irq, void *dev_id)
 {
     struct net_device *dev = dev_id;
     local_info_t *lp = netdev_priv(dev);
diff --git a/drivers/net/pcmcia/nmclan_cs.c b/drivers/net/pcmcia/nmclan_cs.c
index 7d5687e94607..e77110e4c288 100644
--- a/drivers/net/pcmcia/nmclan_cs.c
+++ b/drivers/net/pcmcia/nmclan_cs.c
@@ -426,7 +426,7 @@ static int mace_open(struct net_device *dev);
 static int mace_close(struct net_device *dev);
 static int mace_start_xmit(struct sk_buff *skb, struct net_device *dev);
 static void mace_tx_timeout(struct net_device *dev);
-static irqreturn_t mace_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t mace_interrupt(int irq, void *dev_id);
 static struct net_device_stats *mace_get_stats(struct net_device *dev);
 static int mace_rx(struct net_device *dev, unsigned char RxCnt);
 static void restore_multicast_list(struct net_device *dev);
@@ -1002,7 +1002,7 @@ static int mace_start_xmit(struct sk_buff *skb, struct net_device *dev)
 mace_interrupt
 	The interrupt handler.
 ---------------------------------------------------------------------------- */
-static irqreturn_t mace_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t mace_interrupt(int irq, void *dev_id)
 {
   struct net_device *dev = (struct net_device *) dev_id;
   mace_private *lp = netdev_priv(dev);
diff --git a/drivers/net/pcmcia/pcnet_cs.c b/drivers/net/pcmcia/pcnet_cs.c
index a09c22840f63..0c00d182e7fd 100644
--- a/drivers/net/pcmcia/pcnet_cs.c
+++ b/drivers/net/pcmcia/pcnet_cs.c
@@ -109,7 +109,7 @@ static int pcnet_open(struct net_device *dev);
 static int pcnet_close(struct net_device *dev);
 static int ei_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
 static const struct ethtool_ops netdev_ethtool_ops;
-static irqreturn_t ei_irq_wrapper(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t ei_irq_wrapper(int irq, void *dev_id);
 static void ei_watchdog(u_long arg);
 static void pcnet_reset_8390(struct net_device *dev);
 static int set_config(struct net_device *dev, struct ifmap *map);
@@ -1071,11 +1071,11 @@ static int set_config(struct net_device *dev, struct ifmap *map)
 
 /*====================================================================*/
 
-static irqreturn_t ei_irq_wrapper(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t ei_irq_wrapper(int irq, void *dev_id)
 {
     struct net_device *dev = dev_id;
     pcnet_dev_t *info;
-    irqreturn_t ret = ei_interrupt(irq, dev_id, regs);
+    irqreturn_t ret = ei_interrupt(irq, dev_id);
 
     if (ret == IRQ_HANDLED) {
 	    info = PRIV(dev);
@@ -1100,7 +1100,7 @@ static void ei_watchdog(u_long arg)
     if (info->stale++ && (inb_p(nic_base + EN0_ISR) & ENISR_ALL)) {
 	if (!info->fast_poll)
 	    printk(KERN_INFO "%s: interrupt(s) dropped!\n", dev->name);
-	ei_irq_wrapper(dev->irq, dev, NULL);
+	ei_irq_wrapper(dev->irq, dev);
 	info->fast_poll = HZ;
     }
     if (info->fast_poll) {
diff --git a/drivers/net/pcmcia/smc91c92_cs.c b/drivers/net/pcmcia/smc91c92_cs.c
index a2f3a0e2a005..20fcc3576202 100644
--- a/drivers/net/pcmcia/smc91c92_cs.c
+++ b/drivers/net/pcmcia/smc91c92_cs.c
@@ -287,7 +287,7 @@ static int smc_close(struct net_device *dev);
 static int smc_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
 static void smc_tx_timeout(struct net_device *dev);
 static int smc_start_xmit(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t smc_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t smc_interrupt(int irq, void *dev_id);
 static void smc_rx(struct net_device *dev);
 static struct net_device_stats *smc_get_stats(struct net_device *dev);
 static void set_rx_mode(struct net_device *dev);
@@ -1545,7 +1545,7 @@ static void smc_eph_irq(struct net_device *dev)
 
 /*====================================================================*/
 
-static irqreturn_t smc_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t smc_interrupt(int irq, void *dev_id)
 {
     struct net_device *dev = dev_id;
     struct smc_private *smc = netdev_priv(dev);
@@ -1966,7 +1966,7 @@ static void media_check(u_long arg)
     if (smc->watchdog++ && ((i>>8) & i)) {
 	if (!smc->fast_poll)
 	    printk(KERN_INFO "%s: interrupt(s) dropped!\n", dev->name);
-	smc_interrupt(dev->irq, smc, NULL);
+	smc_interrupt(dev->irq, smc);
 	smc->fast_poll = HZ;
     }
     if (smc->fast_poll) {
diff --git a/drivers/net/pcmcia/xirc2ps_cs.c b/drivers/net/pcmcia/xirc2ps_cs.c
index 62664c01eb45..f3914f58d67f 100644
--- a/drivers/net/pcmcia/xirc2ps_cs.c
+++ b/drivers/net/pcmcia/xirc2ps_cs.c
@@ -308,7 +308,7 @@ static void xirc2ps_detach(struct pcmcia_device *p_dev);
  * less on other parts of the kernel.
  */
 
-static irqreturn_t xirc2ps_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t xirc2ps_interrupt(int irq, void *dev_id);
 
 /****************
  * A linked list of "instances" of the device.  Each actual
@@ -1121,7 +1121,7 @@ static int xirc2ps_resume(struct pcmcia_device *link)
  * This is the Interrupt service route.
  */
 static irqreturn_t
-xirc2ps_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+xirc2ps_interrupt(int irq, void *dev_id)
 {
     struct net_device *dev = (struct net_device *)dev_id;
     local_info_t *lp = netdev_priv(dev);
diff --git a/drivers/net/pcnet32.c b/drivers/net/pcnet32.c
index a43e24245b7e..36f9d988278f 100644
--- a/drivers/net/pcnet32.c
+++ b/drivers/net/pcnet32.c
@@ -304,7 +304,7 @@ static int pcnet32_open(struct net_device *);
 static int pcnet32_init_ring(struct net_device *);
 static int pcnet32_start_xmit(struct sk_buff *, struct net_device *);
 static void pcnet32_tx_timeout(struct net_device *dev);
-static irqreturn_t pcnet32_interrupt(int, void *, struct pt_regs *);
+static irqreturn_t pcnet32_interrupt(int, void *);
 static int pcnet32_close(struct net_device *);
 static struct net_device_stats *pcnet32_get_stats(struct net_device *);
 static void pcnet32_load_multicast(struct net_device *dev);
@@ -674,7 +674,7 @@ static void pcnet32_purge_rx_ring(struct net_device *dev)
 static void pcnet32_poll_controller(struct net_device *dev)
 {
 	disable_irq(dev->irq);
-	pcnet32_interrupt(0, dev, NULL);
+	pcnet32_interrupt(0, dev);
 	enable_irq(dev->irq);
 }
 #endif
@@ -2561,7 +2561,7 @@ static int pcnet32_start_xmit(struct sk_buff *skb, struct net_device *dev)
 
 /* The PCNET32 interrupt handler. */
 static irqreturn_t
-pcnet32_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+pcnet32_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct pcnet32_private *lp;
@@ -2569,13 +2569,6 @@ pcnet32_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 	u16 csr0;
 	int boguscnt = max_interrupt_work;
 
-	if (!dev) {
-		if (pcnet32_debug & NETIF_MSG_INTR)
-			printk(KERN_DEBUG "%s(): irq %d for unknown device\n",
-			       __FUNCTION__, irq);
-		return IRQ_NONE;
-	}
-
 	ioaddr = dev->base_addr;
 	lp = dev->priv;
 
diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index f5aad77288f9..3af9fcf76c81 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -480,7 +480,7 @@ void phy_error(struct phy_device *phydev)
  * description: When a PHY interrupt occurs, the handler disables
  * interrupts, and schedules a work task to clear the interrupt.
  */
-static irqreturn_t phy_interrupt(int irq, void *phy_dat, struct pt_regs *regs)
+static irqreturn_t phy_interrupt(int irq, void *phy_dat)
 {
 	struct phy_device *phydev = phy_dat;
 
diff --git a/drivers/net/plip.c b/drivers/net/plip.c
index d4f54e9798cd..71afb274498f 100644
--- a/drivers/net/plip.c
+++ b/drivers/net/plip.c
@@ -143,7 +143,7 @@ static void plip_bh(struct net_device *dev);
 static void plip_timer_bh(struct net_device *dev);
 
 /* Interrupt handler */
-static void plip_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static void plip_interrupt(int irq, void *dev_id);
 
 /* Functions for DEV methods */
 static int plip_tx_packet(struct sk_buff *skb, struct net_device *dev);
@@ -385,7 +385,7 @@ plip_timer_bh(struct net_device *dev)
 	struct net_local *nl = netdev_priv(dev);
 
 	if (!(atomic_read (&nl->kill_timer))) {
-		plip_interrupt (-1, dev, NULL);
+		plip_interrupt (-1, dev);
 
 		schedule_delayed_work(&nl->timer, 1);
 	}
@@ -902,18 +902,13 @@ plip_error(struct net_device *dev, struct net_local *nl,
 
 /* Handle the parallel port interrupts. */
 static void
-plip_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+plip_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct net_local *nl;
 	struct plip_local *rcv;
 	unsigned char c0;
 
-	if (dev == NULL) {
-		printk(KERN_DEBUG "plip_interrupt: irq %d for unknown device.\n", irq);
-		return;
-	}
-
 	nl = netdev_priv(dev);
 	rcv = &nl->rcv_data;
 
diff --git a/drivers/net/qla3xxx.c b/drivers/net/qla3xxx.c
index 157471846349..ec640f6229ae 100644
--- a/drivers/net/qla3xxx.c
+++ b/drivers/net/qla3xxx.c
@@ -1965,7 +1965,7 @@ quit_polling:
 	return 1;
 }
 
-static irqreturn_t ql3xxx_isr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t ql3xxx_isr(int irq, void *dev_id)
 {
 
 	struct net_device *ndev = dev_id;
diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c
index 4c47c5b10ba0..f1c75751cab7 100644
--- a/drivers/net/r8169.c
+++ b/drivers/net/r8169.c
@@ -473,8 +473,7 @@ MODULE_VERSION(RTL8169_VERSION);
 
 static int rtl8169_open(struct net_device *dev);
 static int rtl8169_start_xmit(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance,
-			      struct pt_regs *regs);
+static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance);
 static int rtl8169_init_ring(struct net_device *dev);
 static void rtl8169_hw_start(struct net_device *dev);
 static int rtl8169_close(struct net_device *dev);
@@ -1392,7 +1391,7 @@ static void rtl8169_netpoll(struct net_device *dev)
 	struct pci_dev *pdev = tp->pci_dev;
 
 	disable_irq(pdev->irq);
-	rtl8169_interrupt(pdev->irq, dev, NULL);
+	rtl8169_interrupt(pdev->irq, dev);
 	enable_irq(pdev->irq);
 }
 #endif
@@ -2592,7 +2591,7 @@ rtl8169_rx_interrupt(struct net_device *dev, struct rtl8169_private *tp,
 
 /* The interrupt handler does all of the Rx thread work and cleans up after the Tx thread. */
 static irqreturn_t
-rtl8169_interrupt(int irq, void *dev_instance, struct pt_regs *regs)
+rtl8169_interrupt(int irq, void *dev_instance)
 {
 	struct net_device *dev = (struct net_device *) dev_instance;
 	struct rtl8169_private *tp = netdev_priv(dev);
diff --git a/drivers/net/rrunner.c b/drivers/net/rrunner.c
index 6108bac8d56a..d81536f90df6 100644
--- a/drivers/net/rrunner.c
+++ b/drivers/net/rrunner.c
@@ -1053,7 +1053,7 @@ static void rx_int(struct net_device *dev, u32 rxlimit, u32 index)
 }
 
 
-static irqreturn_t rr_interrupt(int irq, void *dev_id, struct pt_regs *ptregs)
+static irqreturn_t rr_interrupt(int irq, void *dev_id)
 {
 	struct rr_private *rrpriv;
 	struct rr_regs __iomem *regs;
diff --git a/drivers/net/rrunner.h b/drivers/net/rrunner.h
index 99451b523399..9f3e050c4dc6 100644
--- a/drivers/net/rrunner.h
+++ b/drivers/net/rrunner.h
@@ -829,7 +829,7 @@ struct rr_private
  */
 static int rr_init(struct net_device *dev);
 static int rr_init1(struct net_device *dev);
-static irqreturn_t rr_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t rr_interrupt(int irq, void *dev_id);
 
 static int rr_open(struct net_device *dev);
 static int rr_start_xmit(struct sk_buff *skb, struct net_device *dev);
diff --git a/drivers/net/s2io.c b/drivers/net/s2io.c
index 1bf23e41f580..a231ab7d28dd 100644
--- a/drivers/net/s2io.c
+++ b/drivers/net/s2io.c
@@ -4029,8 +4029,7 @@ static int s2io_chk_rx_buffers(nic_t *sp, int rng_n)
 	return 0;
 }
 
-static irqreturn_t
-s2io_msi_handle(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t s2io_msi_handle(int irq, void *dev_id)
 {
 	struct net_device *dev = (struct net_device *) dev_id;
 	nic_t *sp = dev->priv;
@@ -4063,8 +4062,7 @@ s2io_msi_handle(int irq, void *dev_id, struct pt_regs *regs)
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t
-s2io_msix_ring_handle(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t s2io_msix_ring_handle(int irq, void *dev_id)
 {
 	ring_info_t *ring = (ring_info_t *)dev_id;
 	nic_t *sp = ring->nic;
@@ -4078,8 +4076,7 @@ s2io_msix_ring_handle(int irq, void *dev_id, struct pt_regs *regs)
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t
-s2io_msix_fifo_handle(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t s2io_msix_fifo_handle(int irq, void *dev_id)
 {
 	fifo_info_t *fifo = (fifo_info_t *)dev_id;
 	nic_t *sp = fifo->nic;
@@ -4155,7 +4152,6 @@ static void s2io_txpic_intr_handle(nic_t *sp)
  *  s2io_isr - ISR handler of the device .
  *  @irq: the irq of the device.
  *  @dev_id: a void pointer to the dev structure of the NIC.
- *  @pt_regs: pointer to the registers pushed on the stack.
  *  Description:  This function is the ISR handler of the device. It
  *  identifies the reason for the interrupt and calls the relevant
  *  service routines. As a contongency measure, this ISR allocates the
@@ -4165,7 +4161,7 @@ static void s2io_txpic_intr_handle(nic_t *sp)
  *   IRQ_HANDLED: will be returned if IRQ was handled by this routine
  *   IRQ_NONE: will be returned if interrupt is not from our device
  */
-static irqreturn_t s2io_isr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t s2io_isr(int irq, void *dev_id)
 {
 	struct net_device *dev = (struct net_device *) dev_id;
 	nic_t *sp = dev->priv;
diff --git a/drivers/net/s2io.h b/drivers/net/s2io.h
index 3afd9126a591..12b719f4d00f 100644
--- a/drivers/net/s2io.h
+++ b/drivers/net/s2io.h
@@ -116,179 +116,179 @@ typedef struct {
 /* The statistics block of Xena */
 typedef struct stat_block {
 /* Tx MAC statistics counters. */
-	u32 tmac_data_octets;
-	u32 tmac_frms;
-	u64 tmac_drop_frms;
-	u32 tmac_bcst_frms;
-	u32 tmac_mcst_frms;
-	u64 tmac_pause_ctrl_frms;
-	u32 tmac_ucst_frms;
-	u32 tmac_ttl_octets;
-	u32 tmac_any_err_frms;
-	u32 tmac_nucst_frms;
-	u64 tmac_ttl_less_fb_octets;
-	u64 tmac_vld_ip_octets;
-	u32 tmac_drop_ip;
-	u32 tmac_vld_ip;
-	u32 tmac_rst_tcp;
-	u32 tmac_icmp;
-	u64 tmac_tcp;
-	u32 reserved_0;
-	u32 tmac_udp;
+	__le32 tmac_data_octets;
+	__le32 tmac_frms;
+	__le64 tmac_drop_frms;
+	__le32 tmac_bcst_frms;
+	__le32 tmac_mcst_frms;
+	__le64 tmac_pause_ctrl_frms;
+	__le32 tmac_ucst_frms;
+	__le32 tmac_ttl_octets;
+	__le32 tmac_any_err_frms;
+	__le32 tmac_nucst_frms;
+	__le64 tmac_ttl_less_fb_octets;
+	__le64 tmac_vld_ip_octets;
+	__le32 tmac_drop_ip;
+	__le32 tmac_vld_ip;
+	__le32 tmac_rst_tcp;
+	__le32 tmac_icmp;
+	__le64 tmac_tcp;
+	__le32 reserved_0;
+	__le32 tmac_udp;
 
 /* Rx MAC Statistics counters. */
-	u32 rmac_data_octets;
-	u32 rmac_vld_frms;
-	u64 rmac_fcs_err_frms;
-	u64 rmac_drop_frms;
-	u32 rmac_vld_bcst_frms;
-	u32 rmac_vld_mcst_frms;
-	u32 rmac_out_rng_len_err_frms;
-	u32 rmac_in_rng_len_err_frms;
-	u64 rmac_long_frms;
-	u64 rmac_pause_ctrl_frms;
-	u64 rmac_unsup_ctrl_frms;
-	u32 rmac_accepted_ucst_frms;
-	u32 rmac_ttl_octets;
-	u32 rmac_discarded_frms;
-	u32 rmac_accepted_nucst_frms;
-	u32 reserved_1;
-	u32 rmac_drop_events;
-	u64 rmac_ttl_less_fb_octets;
-	u64 rmac_ttl_frms;
-	u64 reserved_2;
-	u32 rmac_usized_frms;
-	u32 reserved_3;
-	u32 rmac_frag_frms;
-	u32 rmac_osized_frms;
-	u32 reserved_4;
-	u32 rmac_jabber_frms;
-	u64 rmac_ttl_64_frms;
-	u64 rmac_ttl_65_127_frms;
-	u64 reserved_5;
-	u64 rmac_ttl_128_255_frms;
-	u64 rmac_ttl_256_511_frms;
-	u64 reserved_6;
-	u64 rmac_ttl_512_1023_frms;
-	u64 rmac_ttl_1024_1518_frms;
-	u32 rmac_ip;
-	u32 reserved_7;
-	u64 rmac_ip_octets;
-	u32 rmac_drop_ip;
-	u32 rmac_hdr_err_ip;
-	u32 reserved_8;
-	u32 rmac_icmp;
-	u64 rmac_tcp;
-	u32 rmac_err_drp_udp;
-	u32 rmac_udp;
-	u64 rmac_xgmii_err_sym;
-	u64 rmac_frms_q0;
-	u64 rmac_frms_q1;
-	u64 rmac_frms_q2;
-	u64 rmac_frms_q3;
-	u64 rmac_frms_q4;
-	u64 rmac_frms_q5;
-	u64 rmac_frms_q6;
-	u64 rmac_frms_q7;
-	u16 rmac_full_q3;
-	u16 rmac_full_q2;
-	u16 rmac_full_q1;
-	u16 rmac_full_q0;
-	u16 rmac_full_q7;
-	u16 rmac_full_q6;
-	u16 rmac_full_q5;
-	u16 rmac_full_q4;
-	u32 reserved_9;
-	u32 rmac_pause_cnt;
-	u64 rmac_xgmii_data_err_cnt;
-	u64 rmac_xgmii_ctrl_err_cnt;
-	u32 rmac_err_tcp;
-	u32 rmac_accepted_ip;
+	__le32 rmac_data_octets;
+	__le32 rmac_vld_frms;
+	__le64 rmac_fcs_err_frms;
+	__le64 rmac_drop_frms;
+	__le32 rmac_vld_bcst_frms;
+	__le32 rmac_vld_mcst_frms;
+	__le32 rmac_out_rng_len_err_frms;
+	__le32 rmac_in_rng_len_err_frms;
+	__le64 rmac_long_frms;
+	__le64 rmac_pause_ctrl_frms;
+	__le64 rmac_unsup_ctrl_frms;
+	__le32 rmac_accepted_ucst_frms;
+	__le32 rmac_ttl_octets;
+	__le32 rmac_discarded_frms;
+	__le32 rmac_accepted_nucst_frms;
+	__le32 reserved_1;
+	__le32 rmac_drop_events;
+	__le64 rmac_ttl_less_fb_octets;
+	__le64 rmac_ttl_frms;
+	__le64 reserved_2;
+	__le32 rmac_usized_frms;
+	__le32 reserved_3;
+	__le32 rmac_frag_frms;
+	__le32 rmac_osized_frms;
+	__le32 reserved_4;
+	__le32 rmac_jabber_frms;
+	__le64 rmac_ttl_64_frms;
+	__le64 rmac_ttl_65_127_frms;
+	__le64 reserved_5;
+	__le64 rmac_ttl_128_255_frms;
+	__le64 rmac_ttl_256_511_frms;
+	__le64 reserved_6;
+	__le64 rmac_ttl_512_1023_frms;
+	__le64 rmac_ttl_1024_1518_frms;
+	__le32 rmac_ip;
+	__le32 reserved_7;
+	__le64 rmac_ip_octets;
+	__le32 rmac_drop_ip;
+	__le32 rmac_hdr_err_ip;
+	__le32 reserved_8;
+	__le32 rmac_icmp;
+	__le64 rmac_tcp;
+	__le32 rmac_err_drp_udp;
+	__le32 rmac_udp;
+	__le64 rmac_xgmii_err_sym;
+	__le64 rmac_frms_q0;
+	__le64 rmac_frms_q1;
+	__le64 rmac_frms_q2;
+	__le64 rmac_frms_q3;
+	__le64 rmac_frms_q4;
+	__le64 rmac_frms_q5;
+	__le64 rmac_frms_q6;
+	__le64 rmac_frms_q7;
+	__le16 rmac_full_q3;
+	__le16 rmac_full_q2;
+	__le16 rmac_full_q1;
+	__le16 rmac_full_q0;
+	__le16 rmac_full_q7;
+	__le16 rmac_full_q6;
+	__le16 rmac_full_q5;
+	__le16 rmac_full_q4;
+	__le32 reserved_9;
+	__le32 rmac_pause_cnt;
+	__le64 rmac_xgmii_data_err_cnt;
+	__le64 rmac_xgmii_ctrl_err_cnt;
+	__le32 rmac_err_tcp;
+	__le32 rmac_accepted_ip;
 
 /* PCI/PCI-X Read transaction statistics. */
-	u32 new_rd_req_cnt;
-	u32 rd_req_cnt;
-	u32 rd_rtry_cnt;
-	u32 new_rd_req_rtry_cnt;
+	__le32 new_rd_req_cnt;
+	__le32 rd_req_cnt;
+	__le32 rd_rtry_cnt;
+	__le32 new_rd_req_rtry_cnt;
 
 /* PCI/PCI-X Write/Read transaction statistics. */
-	u32 wr_req_cnt;
-	u32 wr_rtry_rd_ack_cnt;
-	u32 new_wr_req_rtry_cnt;
-	u32 new_wr_req_cnt;
-	u32 wr_disc_cnt;
-	u32 wr_rtry_cnt;
+	__le32 wr_req_cnt;
+	__le32 wr_rtry_rd_ack_cnt;
+	__le32 new_wr_req_rtry_cnt;
+	__le32 new_wr_req_cnt;
+	__le32 wr_disc_cnt;
+	__le32 wr_rtry_cnt;
 
 /*	PCI/PCI-X Write / DMA Transaction statistics. */
-	u32 txp_wr_cnt;
-	u32 rd_rtry_wr_ack_cnt;
-	u32 txd_wr_cnt;
-	u32 txd_rd_cnt;
-	u32 rxd_wr_cnt;
-	u32 rxd_rd_cnt;
-	u32 rxf_wr_cnt;
-	u32 txf_rd_cnt;
+	__le32 txp_wr_cnt;
+	__le32 rd_rtry_wr_ack_cnt;
+	__le32 txd_wr_cnt;
+	__le32 txd_rd_cnt;
+	__le32 rxd_wr_cnt;
+	__le32 rxd_rd_cnt;
+	__le32 rxf_wr_cnt;
+	__le32 txf_rd_cnt;
 
 /* Tx MAC statistics overflow counters. */
-	u32 tmac_data_octets_oflow;
-	u32 tmac_frms_oflow;
-	u32 tmac_bcst_frms_oflow;
-	u32 tmac_mcst_frms_oflow;
-	u32 tmac_ucst_frms_oflow;
-	u32 tmac_ttl_octets_oflow;
-	u32 tmac_any_err_frms_oflow;
-	u32 tmac_nucst_frms_oflow;
-	u64 tmac_vlan_frms;
-	u32 tmac_drop_ip_oflow;
-	u32 tmac_vld_ip_oflow;
-	u32 tmac_rst_tcp_oflow;
-	u32 tmac_icmp_oflow;
-	u32 tpa_unknown_protocol;
-	u32 tmac_udp_oflow;
-	u32 reserved_10;
-	u32 tpa_parse_failure;
+	__le32 tmac_data_octets_oflow;
+	__le32 tmac_frms_oflow;
+	__le32 tmac_bcst_frms_oflow;
+	__le32 tmac_mcst_frms_oflow;
+	__le32 tmac_ucst_frms_oflow;
+	__le32 tmac_ttl_octets_oflow;
+	__le32 tmac_any_err_frms_oflow;
+	__le32 tmac_nucst_frms_oflow;
+	__le64 tmac_vlan_frms;
+	__le32 tmac_drop_ip_oflow;
+	__le32 tmac_vld_ip_oflow;
+	__le32 tmac_rst_tcp_oflow;
+	__le32 tmac_icmp_oflow;
+	__le32 tpa_unknown_protocol;
+	__le32 tmac_udp_oflow;
+	__le32 reserved_10;
+	__le32 tpa_parse_failure;
 
 /* Rx MAC Statistics overflow counters. */
-	u32 rmac_data_octets_oflow;
-	u32 rmac_vld_frms_oflow;
-	u32 rmac_vld_bcst_frms_oflow;
-	u32 rmac_vld_mcst_frms_oflow;
-	u32 rmac_accepted_ucst_frms_oflow;
-	u32 rmac_ttl_octets_oflow;
-	u32 rmac_discarded_frms_oflow;
-	u32 rmac_accepted_nucst_frms_oflow;
-	u32 rmac_usized_frms_oflow;
-	u32 rmac_drop_events_oflow;
-	u32 rmac_frag_frms_oflow;
-	u32 rmac_osized_frms_oflow;
-	u32 rmac_ip_oflow;
-	u32 rmac_jabber_frms_oflow;
-	u32 rmac_icmp_oflow;
-	u32 rmac_drop_ip_oflow;
-	u32 rmac_err_drp_udp_oflow;
-	u32 rmac_udp_oflow;
-	u32 reserved_11;
-	u32 rmac_pause_cnt_oflow;
-	u64 rmac_ttl_1519_4095_frms;
-	u64 rmac_ttl_4096_8191_frms;
-	u64 rmac_ttl_8192_max_frms;
-	u64 rmac_ttl_gt_max_frms;
-	u64 rmac_osized_alt_frms;
-	u64 rmac_jabber_alt_frms;
-	u64 rmac_gt_max_alt_frms;
-	u64 rmac_vlan_frms;
-	u32 rmac_len_discard;
-	u32 rmac_fcs_discard;
-	u32 rmac_pf_discard;
-	u32 rmac_da_discard;
-	u32 rmac_red_discard;
-	u32 rmac_rts_discard;
-	u32 reserved_12;
-	u32 rmac_ingm_full_discard;
-	u32 reserved_13;
-	u32 rmac_accepted_ip_oflow;
-	u32 reserved_14;
-	u32 link_fault_cnt;
+	__le32 rmac_data_octets_oflow;
+	__le32 rmac_vld_frms_oflow;
+	__le32 rmac_vld_bcst_frms_oflow;
+	__le32 rmac_vld_mcst_frms_oflow;
+	__le32 rmac_accepted_ucst_frms_oflow;
+	__le32 rmac_ttl_octets_oflow;
+	__le32 rmac_discarded_frms_oflow;
+	__le32 rmac_accepted_nucst_frms_oflow;
+	__le32 rmac_usized_frms_oflow;
+	__le32 rmac_drop_events_oflow;
+	__le32 rmac_frag_frms_oflow;
+	__le32 rmac_osized_frms_oflow;
+	__le32 rmac_ip_oflow;
+	__le32 rmac_jabber_frms_oflow;
+	__le32 rmac_icmp_oflow;
+	__le32 rmac_drop_ip_oflow;
+	__le32 rmac_err_drp_udp_oflow;
+	__le32 rmac_udp_oflow;
+	__le32 reserved_11;
+	__le32 rmac_pause_cnt_oflow;
+	__le64 rmac_ttl_1519_4095_frms;
+	__le64 rmac_ttl_4096_8191_frms;
+	__le64 rmac_ttl_8192_max_frms;
+	__le64 rmac_ttl_gt_max_frms;
+	__le64 rmac_osized_alt_frms;
+	__le64 rmac_jabber_alt_frms;
+	__le64 rmac_gt_max_alt_frms;
+	__le64 rmac_vlan_frms;
+	__le32 rmac_len_discard;
+	__le32 rmac_fcs_discard;
+	__le32 rmac_pf_discard;
+	__le32 rmac_da_discard;
+	__le32 rmac_red_discard;
+	__le32 rmac_rts_discard;
+	__le32 reserved_12;
+	__le32 rmac_ingm_full_discard;
+	__le32 reserved_13;
+	__le32 rmac_accepted_ip_oflow;
+	__le32 reserved_14;
+	__le32 link_fault_cnt;
 	u8  buffer[20];
 	swStat_t sw_stat;
 	xpakStat_t xpak_stat;
@@ -992,12 +992,12 @@ static void s2io_init_pci(nic_t * sp);
 static int s2io_set_mac_addr(struct net_device *dev, u8 * addr);
 static void s2io_alarm_handle(unsigned long data);
 static int s2io_enable_msi(nic_t *nic);
-static irqreturn_t s2io_msi_handle(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t s2io_msi_handle(int irq, void *dev_id);
 static irqreturn_t
-s2io_msix_ring_handle(int irq, void *dev_id, struct pt_regs *regs);
+s2io_msix_ring_handle(int irq, void *dev_id);
 static irqreturn_t
-s2io_msix_fifo_handle(int irq, void *dev_id, struct pt_regs *regs);
-static irqreturn_t s2io_isr(int irq, void *dev_id, struct pt_regs *regs);
+s2io_msix_fifo_handle(int irq, void *dev_id);
+static irqreturn_t s2io_isr(int irq, void *dev_id);
 static int verify_xena_quiescence(nic_t *sp, u64 val64, int flag);
 static const struct ethtool_ops netdev_ethtool_ops;
 static void s2io_set_link(unsigned long data);
diff --git a/drivers/net/saa9730.c b/drivers/net/saa9730.c
index c479b07be788..b269513cde45 100644
--- a/drivers/net/saa9730.c
+++ b/drivers/net/saa9730.c
@@ -745,10 +745,9 @@ static int lan_saa9730_rx(struct net_device *dev)
 	return 0;
 }
 
-static irqreturn_t lan_saa9730_interrupt(const int irq, void *dev_id,
-				  struct pt_regs *regs)
+static irqreturn_t lan_saa9730_interrupt(const int irq, void *dev_id)
 {
-	struct net_device *dev = (struct net_device *) dev_id;
+	struct net_device *dev = dev_id;
 	struct lan_saa9730_private *lp = netdev_priv(dev);
 
 	if (lan_saa9730_debug > 5)
diff --git a/drivers/net/sb1000.c b/drivers/net/sb1000.c
index a1789ae59278..b9fa4fbb1398 100644
--- a/drivers/net/sb1000.c
+++ b/drivers/net/sb1000.c
@@ -84,7 +84,7 @@ extern int sb1000_probe(struct net_device *dev);
 static int sb1000_open(struct net_device *dev);
 static int sb1000_dev_ioctl (struct net_device *dev, struct ifreq *ifr, int cmd);
 static int sb1000_start_xmit(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t sb1000_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t sb1000_interrupt(int irq, void *dev_id);
 static struct net_device_stats *sb1000_stats(struct net_device *dev);
 static int sb1000_close(struct net_device *dev);
 
@@ -1079,24 +1079,18 @@ sb1000_start_xmit(struct sk_buff *skb, struct net_device *dev)
 }
 
 /* SB1000 interrupt handler. */
-static irqreturn_t sb1000_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t sb1000_interrupt(int irq, void *dev_id)
 {
 	char *name;
 	unsigned char st;
 	int ioaddr[2];
-	struct net_device *dev = (struct net_device *) dev_id;
+	struct net_device *dev = dev_id;
 	struct sb1000_private *lp = netdev_priv(dev);
 
 	const unsigned char Command0[6] = {0x80, 0x2c, 0x00, 0x00, 0x00, 0x00};
 	const unsigned char Command1[6] = {0x80, 0x2e, 0x00, 0x00, 0x00, 0x00};
 	const int MaxRxErrorCount = 6;
 
-	if (dev == NULL) {
-		printk(KERN_ERR "sb1000_interrupt(): irq %d for unknown device.\n",
-			irq);
-		return IRQ_NONE;
-	}
-
 	ioaddr[0] = dev->base_addr;
 	/* mem_start holds the second I/O address */
 	ioaddr[1] = dev->mem_start;
diff --git a/drivers/net/sb1250-mac.c b/drivers/net/sb1250-mac.c
index e4c8896b76cb..db2324939b69 100644
--- a/drivers/net/sb1250-mac.c
+++ b/drivers/net/sb1250-mac.c
@@ -294,7 +294,7 @@ static void sbmac_channel_stop(struct sbmac_softc *s);
 static sbmac_state_t sbmac_set_channel_state(struct sbmac_softc *,sbmac_state_t);
 static void sbmac_promiscuous_mode(struct sbmac_softc *sc,int onoff);
 static uint64_t sbmac_addr2reg(unsigned char *ptr);
-static irqreturn_t sbmac_intr(int irq,void *dev_instance,struct pt_regs *rgs);
+static irqreturn_t sbmac_intr(int irq,void *dev_instance);
 static int sbmac_start_tx(struct sk_buff *skb, struct net_device *dev);
 static void sbmac_setmulti(struct sbmac_softc *sc);
 static int sbmac_init(struct net_device *dev, int idx);
@@ -2049,7 +2049,7 @@ static int sbmac_set_duplex(struct sbmac_softc *s,sbmac_duplex_t duplex,sbmac_fc
  *  Return value:
  *  	   nothing
  ********************************************************************* */
-static irqreturn_t sbmac_intr(int irq,void *dev_instance,struct pt_regs *rgs)
+static irqreturn_t sbmac_intr(int irq,void *dev_instance)
 {
 	struct net_device *dev = (struct net_device *) dev_instance;
 	struct sbmac_softc *sc = netdev_priv(dev);
diff --git a/drivers/net/seeq8005.c b/drivers/net/seeq8005.c
index 20afdc7f2b97..d9d0a3a3c558 100644
--- a/drivers/net/seeq8005.c
+++ b/drivers/net/seeq8005.c
@@ -83,7 +83,7 @@ static int seeq8005_probe1(struct net_device *dev, int ioaddr);
 static int seeq8005_open(struct net_device *dev);
 static void seeq8005_timeout(struct net_device *dev);
 static int seeq8005_send_packet(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t seeq8005_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t seeq8005_interrupt(int irq, void *dev_id);
 static void seeq8005_rx(struct net_device *dev);
 static int seeq8005_close(struct net_device *dev);
 static struct net_device_stats *seeq8005_get_stats(struct net_device *dev);
@@ -437,7 +437,7 @@ inline void wait_for_buffer(struct net_device * dev)
 
 /* The typical workload of the driver:
    Handle the network interface interrupts. */
-static irqreturn_t seeq8005_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t seeq8005_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct net_local *lp;
diff --git a/drivers/net/sgiseeq.c b/drivers/net/sgiseeq.c
index f95a5b0223fb..a833e7f9757f 100644
--- a/drivers/net/sgiseeq.c
+++ b/drivers/net/sgiseeq.c
@@ -432,7 +432,7 @@ static inline void sgiseeq_tx(struct net_device *dev, struct sgiseeq_private *sp
 	}
 }
 
-static irqreturn_t sgiseeq_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t sgiseeq_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = (struct net_device *) dev_id;
 	struct sgiseeq_private *sp = netdev_priv(dev);
diff --git a/drivers/net/sis190.c b/drivers/net/sis190.c
index e8f26b79bbaf..aaba458584fb 100644
--- a/drivers/net/sis190.c
+++ b/drivers/net/sis190.c
@@ -713,7 +713,7 @@ static void sis190_tx_interrupt(struct net_device *dev,
  * The interrupt handler does all of the Rx thread work and cleans up after
  * the Tx thread.
  */
-static irqreturn_t sis190_interrupt(int irq, void *__dev, struct pt_regs *regs)
+static irqreturn_t sis190_interrupt(int irq, void *__dev)
 {
 	struct net_device *dev = __dev;
 	struct sis190_private *tp = netdev_priv(dev);
@@ -758,7 +758,7 @@ static void sis190_netpoll(struct net_device *dev)
 	struct pci_dev *pdev = tp->pci_dev;
 
 	disable_irq(pdev->irq);
-	sis190_interrupt(pdev->irq, dev, NULL);
+	sis190_interrupt(pdev->irq, dev);
 	enable_irq(pdev->irq);
 }
 #endif
diff --git a/drivers/net/sis900.c b/drivers/net/sis900.c
index 28606e20df1c..fb2b53051635 100644
--- a/drivers/net/sis900.c
+++ b/drivers/net/sis900.c
@@ -218,7 +218,7 @@ static void sis900_init_rx_ring(struct net_device *net_dev);
 static int sis900_start_xmit(struct sk_buff *skb, struct net_device *net_dev);
 static int sis900_rx(struct net_device *net_dev);
 static void sis900_finish_xmit (struct net_device *net_dev);
-static irqreturn_t sis900_interrupt(int irq, void *dev_instance, struct pt_regs *regs);
+static irqreturn_t sis900_interrupt(int irq, void *dev_instance);
 static int sis900_close(struct net_device *net_dev);
 static int mii_ioctl(struct net_device *net_dev, struct ifreq *rq, int cmd);
 static struct net_device_stats *sis900_get_stats(struct net_device *net_dev);
@@ -988,7 +988,7 @@ static u16 sis900_reset_phy(struct net_device *net_dev, int phy_addr)
 static void sis900_poll(struct net_device *dev)
 {
 	disable_irq(dev->irq);
-	sis900_interrupt(dev->irq, dev, NULL);
+	sis900_interrupt(dev->irq, dev);
 	enable_irq(dev->irq);
 }
 #endif
@@ -1642,7 +1642,7 @@ sis900_start_xmit(struct sk_buff *skb, struct net_device *net_dev)
  *	and cleans up after the Tx thread
  */
 
-static irqreturn_t sis900_interrupt(int irq, void *dev_instance, struct pt_regs *regs)
+static irqreturn_t sis900_interrupt(int irq, void *dev_instance)
 {
 	struct net_device *net_dev = dev_instance;
 	struct sis900_private *sis_priv = net_dev->priv;
diff --git a/drivers/net/sk98lin/skge.c b/drivers/net/sk98lin/skge.c
index 99e92627642c..d4913c3de2a1 100644
--- a/drivers/net/sk98lin/skge.c
+++ b/drivers/net/sk98lin/skge.c
@@ -196,8 +196,8 @@ static SK_BOOL	BoardAllocMem(SK_AC *pAC);
 static void	BoardFreeMem(SK_AC *pAC);
 static void	BoardInitMem(SK_AC *pAC);
 static void	SetupRing(SK_AC*, void*, uintptr_t, RXD**, RXD**, RXD**, int*, SK_BOOL);
-static SkIsrRetVar	SkGeIsr(int irq, void *dev_id, struct pt_regs *ptregs);
-static SkIsrRetVar	SkGeIsrOnePort(int irq, void *dev_id, struct pt_regs *ptregs);
+static SkIsrRetVar	SkGeIsr(int irq, void *dev_id);
+static SkIsrRetVar	SkGeIsrOnePort(int irq, void *dev_id);
 static int	SkGeOpen(struct SK_NET_DEVICE *dev);
 static int	SkGeClose(struct SK_NET_DEVICE *dev);
 static int	SkGeXmit(struct sk_buff *skb, struct SK_NET_DEVICE *dev);
@@ -880,7 +880,7 @@ int	PortIndex)	/* index of the port for which to re-init */
  * Returns: N/A
  *
  */
-static SkIsrRetVar SkGeIsr(int irq, void *dev_id, struct pt_regs *ptregs)
+static SkIsrRetVar SkGeIsr(int irq, void *dev_id)
 {
 struct SK_NET_DEVICE *dev = (struct SK_NET_DEVICE *)dev_id;
 DEV_NET		*pNet;
@@ -1029,7 +1029,7 @@ SK_U32		IntSrc;		/* interrupts source register contents */
  * Returns: N/A
  *
  */
-static SkIsrRetVar SkGeIsrOnePort(int irq, void *dev_id, struct pt_regs *ptregs)
+static SkIsrRetVar SkGeIsrOnePort(int irq, void *dev_id)
 {
 struct SK_NET_DEVICE *dev = (struct SK_NET_DEVICE *)dev_id;
 DEV_NET		*pNet;
@@ -1140,7 +1140,7 @@ SK_U32		IntSrc;		/* interrupts source register contents */
 static void SkGePollController(struct net_device *dev)
 {
 	disable_irq(dev->irq);
-	SkGeIsr(dev->irq, dev, NULL);
+	SkGeIsr(dev->irq, dev);
 	enable_irq(dev->irq);
 }
 #endif
diff --git a/drivers/net/sk_mca.c b/drivers/net/sk_mca.c
index 37b88da1abe5..96e06c51b75d 100644
--- a/drivers/net/sk_mca.c
+++ b/drivers/net/sk_mca.c
@@ -732,7 +732,7 @@ static u16 irqtx_handler(struct net_device *dev, u16 oldcsr0)
 
 /* general interrupt entry */
 
-static irqreturn_t irq_handler(int irq, void *device, struct pt_regs *regs)
+static irqreturn_t irq_handler(int irq, void *device)
 {
 	struct net_device *dev = (struct net_device *) device;
 	u16 csr0val;
diff --git a/drivers/net/skfp/skfddi.c b/drivers/net/skfp/skfddi.c
index 8e4d18440a56..9733a11c6146 100644
--- a/drivers/net/skfp/skfddi.c
+++ b/drivers/net/skfp/skfddi.c
@@ -101,7 +101,7 @@ static const char * const boot_msg =
 static int skfp_driver_init(struct net_device *dev);
 static int skfp_open(struct net_device *dev);
 static int skfp_close(struct net_device *dev);
-static irqreturn_t skfp_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t skfp_interrupt(int irq, void *dev_id);
 static struct net_device_stats *skfp_ctl_get_stats(struct net_device *dev);
 static void skfp_ctl_set_multicast_list(struct net_device *dev);
 static void skfp_ctl_set_multicast_list_wo_lock(struct net_device *dev);
@@ -593,7 +593,6 @@ static int skfp_close(struct net_device *dev)
  * Arguments:
  *   irq        - interrupt vector
  *   dev_id     - pointer to device information
- *       regs   - pointer to registers structure
  *
  * Functional Description:
  *   This routine calls the interrupt processing routine for this adapter.  It
@@ -615,17 +614,12 @@ static int skfp_close(struct net_device *dev)
  *   Interrupts are disabled, then reenabled at the adapter.
  */
 
-irqreturn_t skfp_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t skfp_interrupt(int irq, void *dev_id)
 {
-	struct net_device *dev = (struct net_device *) dev_id;
+	struct net_device *dev = dev_id;
 	struct s_smc *smc;	/* private board structure pointer */
 	skfddi_priv *bp;
 
-	if (dev == NULL) {
-		printk("%s: irq %d for unknown device\n", dev->name, irq);
-		return IRQ_NONE;
-	}
-
 	smc = netdev_priv(dev);
 	bp = &smc->os;
 
diff --git a/drivers/net/skge.c b/drivers/net/skge.c
index 705e9a8fa30f..a4a58e4e93a1 100644
--- a/drivers/net/skge.c
+++ b/drivers/net/skge.c
@@ -3051,7 +3051,7 @@ static void skge_extirq(void *arg)
 	spin_unlock_irq(&hw->hw_lock);
 }
 
-static irqreturn_t skge_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t skge_intr(int irq, void *dev_id)
 {
 	struct skge_hw *hw = dev_id;
 	u32 status;
@@ -3125,7 +3125,7 @@ static void skge_netpoll(struct net_device *dev)
 	struct skge_port *skge = netdev_priv(dev);
 
 	disable_irq(dev->irq);
-	skge_intr(dev->irq, skge->hw, NULL);
+	skge_intr(dev->irq, skge->hw);
 	enable_irq(dev->irq);
 }
 #endif
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index 68515150ff3b..5a5289b7a885 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -2364,7 +2364,7 @@ static int sky2_poll(struct net_device *dev0, int *budget)
 	}
 }
 
-static irqreturn_t sky2_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t sky2_intr(int irq, void *dev_id)
 {
 	struct sky2_hw *hw = dev_id;
 	struct net_device *dev0 = hw->dev[0];
@@ -3298,8 +3298,7 @@ static void __devinit sky2_show_addr(struct net_device *dev)
 }
 
 /* Handle software interrupt used during MSI test */
-static irqreturn_t __devinit sky2_test_intr(int irq, void *dev_id,
-					    struct pt_regs *regs)
+static irqreturn_t __devinit sky2_test_intr(int irq, void *dev_id)
 {
 	struct sky2_hw *hw = dev_id;
 	u32 status = sky2_read32(hw, B0_Y2_SP_ISRC2);
diff --git a/drivers/net/smc-ultra.c b/drivers/net/smc-ultra.c
index 7986514883ac..889ef0d7c374 100644
--- a/drivers/net/smc-ultra.c
+++ b/drivers/net/smc-ultra.c
@@ -127,7 +127,7 @@ MODULE_DEVICE_TABLE(isapnp, ultra_device_ids);
 static void ultra_poll(struct net_device *dev)
 {
 	disable_irq(dev->irq);
-	ei_interrupt(dev->irq, dev, NULL);
+	ei_interrupt(dev->irq, dev);
 	enable_irq(dev->irq);
 }
 #endif
diff --git a/drivers/net/smc911x.c b/drivers/net/smc911x.c
index a621b17456e5..2c4343395a4d 100644
--- a/drivers/net/smc911x.c
+++ b/drivers/net/smc911x.c
@@ -1074,7 +1074,7 @@ static void smc911x_phy_interrupt(struct net_device *dev)
  * This is the main routine of the driver, to handle the device when
  * it needs some attention.
  */
-static irqreturn_t smc911x_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t smc911x_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	unsigned long ioaddr = dev->base_addr;
@@ -1251,7 +1251,7 @@ static irqreturn_t smc911x_interrupt(int irq, void *dev_id, struct pt_regs *regs
 
 #ifdef SMC_USE_DMA
 static void
-smc911x_tx_dma_irq(int dma, void *data, struct pt_regs *regs)
+smc911x_tx_dma_irq(int dma, void *data)
 {
 	struct net_device *dev = (struct net_device *)data;
 	struct smc911x_local *lp = netdev_priv(dev);
@@ -1285,7 +1285,7 @@ smc911x_tx_dma_irq(int dma, void *data, struct pt_regs *regs)
 		"%s: TX DMA irq completed\n", dev->name);
 }
 static void
-smc911x_rx_dma_irq(int dma, void *data, struct pt_regs *regs)
+smc911x_rx_dma_irq(int dma, void *data)
 {
 	struct net_device *dev = (struct net_device *)data;
 	unsigned long ioaddr = dev->base_addr;
diff --git a/drivers/net/smc9194.c b/drivers/net/smc9194.c
index 5506a0d3efe2..c0d13d650913 100644
--- a/drivers/net/smc9194.c
+++ b/drivers/net/smc9194.c
@@ -270,7 +270,7 @@ static void smc_set_multicast_list(struct net_device *dev);
 /*
  . Handles the actual interrupt
 */
-static irqreturn_t smc_interrupt(int irq, void *, struct pt_regs *regs);
+static irqreturn_t smc_interrupt(int irq, void *);
 /*
  . This is a separate procedure to handle the receipt of a packet, to
  . leave the interrupt code looking slightly cleaner
@@ -1391,7 +1391,7 @@ static void smc_tx( struct net_device * dev )
  .
  ---------------------------------------------------------------------*/
 
-static irqreturn_t smc_interrupt(int irq, void * dev_id,  struct pt_regs * regs)
+static irqreturn_t smc_interrupt(int irq, void * dev_id)
 {
 	struct net_device *dev 	= dev_id;
 	int ioaddr 		= dev->base_addr;
diff --git a/drivers/net/smc91x.c b/drivers/net/smc91x.c
index d7e56438b5d6..95b6478f55c6 100644
--- a/drivers/net/smc91x.c
+++ b/drivers/net/smc91x.c
@@ -1284,7 +1284,7 @@ static void smc_eph_interrupt(struct net_device *dev)
  * This is the main routine of the driver, to handle the device when
  * it needs some attention.
  */
-static irqreturn_t smc_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t smc_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct smc_local *lp = netdev_priv(dev);
@@ -1400,7 +1400,7 @@ static irqreturn_t smc_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 static void smc_poll_controller(struct net_device *dev)
 {
 	disable_irq(dev->irq);
-	smc_interrupt(dev->irq, dev, NULL);
+	smc_interrupt(dev->irq, dev);
 	enable_irq(dev->irq);
 }
 #endif
diff --git a/drivers/net/smc91x.h b/drivers/net/smc91x.h
index fedd1a37bc3e..636dbfcdf8cb 100644
--- a/drivers/net/smc91x.h
+++ b/drivers/net/smc91x.h
@@ -507,7 +507,7 @@ smc_pxa_dma_insw(void __iomem *ioaddr, u_long physaddr, int reg, int dma,
 #endif
 
 static void
-smc_pxa_dma_irq(int dma, void *dummy, struct pt_regs *regs)
+smc_pxa_dma_irq(int dma, void *dummy)
 {
 	DCSR(dma) = 0;
 }
diff --git a/drivers/net/sonic.c b/drivers/net/sonic.c
index 870cf6b07389..ed7aa0a5acca 100644
--- a/drivers/net/sonic.c
+++ b/drivers/net/sonic.c
@@ -293,17 +293,12 @@ static int sonic_send_packet(struct sk_buff *skb, struct net_device *dev)
  * The typical workload of the driver:
  * Handle the network interface interrupts.
  */
-static irqreturn_t sonic_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t sonic_interrupt(int irq, void *dev_id)
 {
-	struct net_device *dev = (struct net_device *) dev_id;
+	struct net_device *dev = dev_id;
 	struct sonic_local *lp = netdev_priv(dev);
 	int status;
 
-	if (dev == NULL) {
-		printk(KERN_ERR "sonic_interrupt: irq %d for unknown device.\n", irq);
-		return IRQ_NONE;
-	}
-
 	if (!(status = SONIC_READ(SONIC_ISR) & SONIC_IMR_DEFAULT))
 		return IRQ_NONE;
 
diff --git a/drivers/net/sonic.h b/drivers/net/sonic.h
index 7f886e8ae28f..7db13e4a7ea5 100644
--- a/drivers/net/sonic.h
+++ b/drivers/net/sonic.h
@@ -328,7 +328,7 @@ struct sonic_local {
 
 static int sonic_open(struct net_device *dev);
 static int sonic_send_packet(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t sonic_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t sonic_interrupt(int irq, void *dev_id);
 static void sonic_rx(struct net_device *dev);
 static int sonic_close(struct net_device *dev);
 static struct net_device_stats *sonic_get_stats(struct net_device *dev);
diff --git a/drivers/net/spider_net.c b/drivers/net/spider_net.c
index 1397fc55cf68..46a009085f7c 100644
--- a/drivers/net/spider_net.c
+++ b/drivers/net/spider_net.c
@@ -1445,7 +1445,7 @@ spider_net_handle_error_irq(struct spider_net_card *card, u32 status_reg)
  * interrupts for this device and makes the stack poll the driver
  */
 static irqreturn_t
-spider_net_interrupt(int irq, void *ptr, struct pt_regs *regs)
+spider_net_interrupt(int irq, void *ptr)
 {
 	struct net_device *netdev = ptr;
 	struct spider_net_card *card = netdev_priv(netdev);
@@ -1481,7 +1481,7 @@ static void
 spider_net_poll_controller(struct net_device *netdev)
 {
 	disable_irq(netdev->irq);
-	spider_net_interrupt(netdev->irq, netdev, NULL);
+	spider_net_interrupt(netdev->irq, netdev);
 	enable_irq(netdev->irq);
 }
 #endif /* CONFIG_NET_POLL_CONTROLLER */
diff --git a/drivers/net/starfire.c b/drivers/net/starfire.c
index 3d617e8f54b5..7a0aee6c869d 100644
--- a/drivers/net/starfire.c
+++ b/drivers/net/starfire.c
@@ -632,7 +632,7 @@ static void	check_duplex(struct net_device *dev);
 static void	tx_timeout(struct net_device *dev);
 static void	init_ring(struct net_device *dev);
 static int	start_tx(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t intr_handler(int irq, void *dev_instance, struct pt_regs *regs);
+static irqreturn_t intr_handler(int irq, void *dev_instance);
 static void	netdev_error(struct net_device *dev, int intr_status);
 static int	__netdev_rx(struct net_device *dev, int *quota);
 static void	refill_rx_ring(struct net_device *dev);
@@ -1307,7 +1307,7 @@ static int start_tx(struct sk_buff *skb, struct net_device *dev)
 
 /* The interrupt handler does all of the Rx thread work and cleans up
    after the Tx thread. */
-static irqreturn_t intr_handler(int irq, void *dev_instance, struct pt_regs *rgs)
+static irqreturn_t intr_handler(int irq, void *dev_instance)
 {
 	struct net_device *dev = dev_instance;
 	struct netdev_private *np = netdev_priv(dev);
diff --git a/drivers/net/sun3_82586.c b/drivers/net/sun3_82586.c
index 0605461bc56d..d1d1885b0295 100644
--- a/drivers/net/sun3_82586.c
+++ b/drivers/net/sun3_82586.c
@@ -122,7 +122,7 @@ sizeof(nop_cmd) = 8;
      DELAY_16(); DELAY_16(); } }
 
 static int     sun3_82586_probe1(struct net_device *dev,int ioaddr);
-static irqreturn_t sun3_82586_interrupt(int irq,void *dev_id,struct pt_regs *reg_ptr);
+static irqreturn_t sun3_82586_interrupt(int irq,void *dev_id);
 static int     sun3_82586_open(struct net_device *dev);
 static int     sun3_82586_close(struct net_device *dev);
 static int     sun3_82586_send_packet(struct sk_buff *,struct net_device *);
@@ -678,7 +678,7 @@ static void *alloc_rfa(struct net_device *dev,void *ptr)
  * Interrupt Handler ...
  */
 
-static irqreturn_t sun3_82586_interrupt(int irq,void *dev_id,struct pt_regs *reg_ptr)
+static irqreturn_t sun3_82586_interrupt(int irq,void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	unsigned short stat;
diff --git a/drivers/net/sun3lance.c b/drivers/net/sun3lance.c
index 61a832ce7ccf..91c76544e4dd 100644
--- a/drivers/net/sun3lance.c
+++ b/drivers/net/sun3lance.c
@@ -237,7 +237,7 @@ static int lance_probe( struct net_device *dev);
 static int lance_open( struct net_device *dev );
 static void lance_init_ring( struct net_device *dev );
 static int lance_start_xmit( struct sk_buff *skb, struct net_device *dev );
-static irqreturn_t lance_interrupt( int irq, void *dev_id, struct pt_regs *fp );
+static irqreturn_t lance_interrupt( int irq, void *dev_id);
 static int lance_rx( struct net_device *dev );
 static int lance_close( struct net_device *dev );
 static struct net_device_stats *lance_get_stats( struct net_device *dev );
@@ -642,7 +642,7 @@ static int lance_start_xmit( struct sk_buff *skb, struct net_device *dev )
 
 /* The LANCE interrupt handler. */
 
-static irqreturn_t lance_interrupt( int irq, void *dev_id, struct pt_regs *fp)
+static irqreturn_t lance_interrupt( int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct lance_private *lp = netdev_priv(dev);
diff --git a/drivers/net/sunbmac.c b/drivers/net/sunbmac.c
index 9e4be86495a0..6439b0cef1e4 100644
--- a/drivers/net/sunbmac.c
+++ b/drivers/net/sunbmac.c
@@ -888,7 +888,7 @@ static void bigmac_rx(struct bigmac *bp)
 		printk(KERN_NOTICE "%s: Memory squeeze, deferring packet.\n", bp->dev->name);
 }
 
-static irqreturn_t bigmac_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t bigmac_interrupt(int irq, void *dev_id)
 {
 	struct bigmac *bp = (struct bigmac *) dev_id;
 	u32 qec_status, bmac_status;
diff --git a/drivers/net/sundance.c b/drivers/net/sundance.c
index 6b8f4baf87fd..41c503d8bac4 100644
--- a/drivers/net/sundance.c
+++ b/drivers/net/sundance.c
@@ -420,7 +420,7 @@ static void tx_timeout(struct net_device *dev);
 static void init_ring(struct net_device *dev);
 static int  start_tx(struct sk_buff *skb, struct net_device *dev);
 static int reset_tx (struct net_device *dev);
-static irqreturn_t intr_handler(int irq, void *dev_instance, struct pt_regs *regs);
+static irqreturn_t intr_handler(int irq, void *dev_instance);
 static void rx_poll(unsigned long data);
 static void tx_poll(unsigned long data);
 static void refill_rx (struct net_device *dev);
@@ -1102,7 +1102,7 @@ reset_tx (struct net_device *dev)
 
 /* The interrupt handler cleans up after the Tx thread,
    and schedule a Rx thread work */
-static irqreturn_t intr_handler(int irq, void *dev_instance, struct pt_regs *rgs)
+static irqreturn_t intr_handler(int irq, void *dev_instance)
 {
 	struct net_device *dev = (struct net_device *)dev_instance;
 	struct netdev_private *np = netdev_priv(dev);
diff --git a/drivers/net/sungem.c b/drivers/net/sungem.c
index 0975695ae31b..253e96e7ad20 100644
--- a/drivers/net/sungem.c
+++ b/drivers/net/sungem.c
@@ -932,7 +932,7 @@ static int gem_poll(struct net_device *dev, int *budget)
 	return 0;
 }
 
-static irqreturn_t gem_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t gem_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct gem *gp = dev->priv;
@@ -975,7 +975,7 @@ static void gem_poll_controller(struct net_device *dev)
 	/* gem_interrupt is safe to reentrance so no need
 	 * to disable_irq here.
 	 */
-	gem_interrupt(dev->irq, dev, NULL);
+	gem_interrupt(dev->irq, dev);
 }
 #endif
 
diff --git a/drivers/net/sunhme.c b/drivers/net/sunhme.c
index f05eea53623b..9d7cd130c19d 100644
--- a/drivers/net/sunhme.c
+++ b/drivers/net/sunhme.c
@@ -2093,10 +2093,10 @@ static void happy_meal_rx(struct happy_meal *hp, struct net_device *dev)
 	RXD((">"));
 }
 
-static irqreturn_t happy_meal_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t happy_meal_interrupt(int irq, void *dev_id)
 {
-	struct net_device *dev = (struct net_device *) dev_id;
-	struct happy_meal *hp  = dev->priv;
+	struct net_device *dev = dev_id;
+	struct happy_meal *hp  = netdev_priv(dev);
 	u32 happy_status       = hme_read32(hp, hp->gregs + GREG_STAT);
 
 	HMD(("happy_meal_interrupt: status=%08x ", happy_status));
@@ -2132,7 +2132,7 @@ out:
 }
 
 #ifdef CONFIG_SBUS
-static irqreturn_t quattro_sbus_interrupt(int irq, void *cookie, struct pt_regs *ptregs)
+static irqreturn_t quattro_sbus_interrupt(int irq, void *cookie)
 {
 	struct quattro *qp = (struct quattro *) cookie;
 	int i;
diff --git a/drivers/net/sunlance.c b/drivers/net/sunlance.c
index feb42db10ee1..5b00d79b5573 100644
--- a/drivers/net/sunlance.c
+++ b/drivers/net/sunlance.c
@@ -820,9 +820,9 @@ out:
 	spin_unlock(&lp->lock);
 }
 
-static irqreturn_t lance_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t lance_interrupt(int irq, void *dev_id)
 {
-	struct net_device *dev = (struct net_device *)dev_id;
+	struct net_device *dev = dev_id;
 	struct lance_private *lp = netdev_priv(dev);
 	int csr0;
 
diff --git a/drivers/net/sunqe.c b/drivers/net/sunqe.c
index 9202a1c369dd..7874eb1ef043 100644
--- a/drivers/net/sunqe.c
+++ b/drivers/net/sunqe.c
@@ -466,9 +466,9 @@ static void qe_tx_reclaim(struct sunqe *qep);
  * so we just run through each qe and check to see who is signaling
  * and thus needs to be serviced.
  */
-static irqreturn_t qec_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t qec_interrupt(int irq, void *dev_id)
 {
-	struct sunqec *qecp = (struct sunqec *) dev_id;
+	struct sunqec *qecp = dev_id;
 	u32 qec_status;
 	int channel = 0;
 
diff --git a/drivers/net/tc35815.c b/drivers/net/tc35815.c
index 60f026509487..81ed82f0b520 100644
--- a/drivers/net/tc35815.c
+++ b/drivers/net/tc35815.c
@@ -453,7 +453,7 @@ static int __devinit tc35815_probe1(struct pci_dev *pdev, unsigned int base_addr
 static int	tc35815_open(struct net_device *dev);
 static int	tc35815_send_packet(struct sk_buff *skb, struct net_device *dev);
 static void     tc35815_tx_timeout(struct net_device *dev);
-static irqreturn_t tc35815_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t tc35815_interrupt(int irq, void *dev_id);
 static void	tc35815_rx(struct net_device *dev);
 static void	tc35815_txdone(struct net_device *dev);
 static int	tc35815_close(struct net_device *dev);
@@ -1044,7 +1044,7 @@ static void tc35815_fatal_error_interrupt(struct net_device *dev, int status)
  * The typical workload of the driver:
  *   Handle the network interface interrupts.
  */
-static irqreturn_t tc35815_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t tc35815_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct tc35815_regs *tr;
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index c25ba273b745..327836b1014e 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -3481,7 +3481,7 @@ static inline void tg3_full_unlock(struct tg3 *tp)
 /* One-shot MSI handler - Chip automatically disables interrupt
  * after sending MSI so driver doesn't have to do it.
  */
-static irqreturn_t tg3_msi_1shot(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t tg3_msi_1shot(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct tg3 *tp = netdev_priv(dev);
@@ -3499,7 +3499,7 @@ static irqreturn_t tg3_msi_1shot(int irq, void *dev_id, struct pt_regs *regs)
  * flush status block and interrupt mailbox. PCI ordering rules
  * guarantee that MSI will arrive after the status block.
  */
-static irqreturn_t tg3_msi(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t tg3_msi(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct tg3 *tp = netdev_priv(dev);
@@ -3520,7 +3520,7 @@ static irqreturn_t tg3_msi(int irq, void *dev_id, struct pt_regs *regs)
 	return IRQ_RETVAL(1);
 }
 
-static irqreturn_t tg3_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t tg3_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct tg3 *tp = netdev_priv(dev);
@@ -3563,7 +3563,7 @@ out:
 	return IRQ_RETVAL(handled);
 }
 
-static irqreturn_t tg3_interrupt_tagged(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t tg3_interrupt_tagged(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct tg3 *tp = netdev_priv(dev);
@@ -3606,8 +3606,7 @@ out:
 }
 
 /* ISR for interrupt test */
-static irqreturn_t tg3_test_isr(int irq, void *dev_id,
-		struct pt_regs *regs)
+static irqreturn_t tg3_test_isr(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct tg3 *tp = netdev_priv(dev);
@@ -3651,7 +3650,7 @@ static void tg3_poll_controller(struct net_device *dev)
 {
 	struct tg3 *tp = netdev_priv(dev);
 
-	tg3_interrupt(tp->pdev->irq, dev, NULL);
+	tg3_interrupt(tp->pdev->irq, dev);
 }
 #endif
 
@@ -6838,7 +6837,7 @@ restart_timer:
 
 static int tg3_request_irq(struct tg3 *tp)
 {
-	irqreturn_t (*fn)(int, void *, struct pt_regs *);
+	irq_handler_t fn;
 	unsigned long flags;
 	struct net_device *dev = tp->dev;
 
diff --git a/drivers/net/tlan.c b/drivers/net/tlan.c
index 8d807bf603a0..e14f5a00f65a 100644
--- a/drivers/net/tlan.c
+++ b/drivers/net/tlan.c
@@ -289,7 +289,7 @@ static void	TLan_Eisa_Cleanup( void );
 static int      TLan_Init( struct net_device * );
 static int	TLan_Open( struct net_device *dev );
 static int	TLan_StartTx( struct sk_buff *, struct net_device *);
-static irqreturn_t TLan_HandleInterrupt( int, void *, struct pt_regs *);
+static irqreturn_t TLan_HandleInterrupt( int, void *);
 static int	TLan_Close( struct net_device *);
 static struct	net_device_stats *TLan_GetStats( struct net_device *);
 static void	TLan_SetMulticastList( struct net_device *);
@@ -824,7 +824,7 @@ static void  __init TLan_EisaProbe (void)
 static void TLan_Poll(struct net_device *dev)
 {
 	disable_irq(dev->irq);
-	TLan_HandleInterrupt(dev->irq, dev, NULL);
+	TLan_HandleInterrupt(dev->irq, dev);
 	enable_irq(dev->irq);
 }
 #endif
@@ -1151,7 +1151,6 @@ static int TLan_StartTx( struct sk_buff *skb, struct net_device *dev )
 	 *			occurred.
 	 *		dev_id	A pointer to the device assigned to
 	 *			this irq line.
-	 *		regs	???
 	 *
 	 *	This function handles an interrupt generated by its
 	 *	assigned TLAN adapter.  The function deactivates
@@ -1162,7 +1161,7 @@ static int TLan_StartTx( struct sk_buff *skb, struct net_device *dev )
 	 *
 	 **************************************************************/
 
-static irqreturn_t TLan_HandleInterrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t TLan_HandleInterrupt(int irq, void *dev_id)
 {
 	u32		ack;
 	struct net_device	*dev;
diff --git a/drivers/net/tokenring/3c359.c b/drivers/net/tokenring/3c359.c
index 412390ba142e..7580bdeacadc 100644
--- a/drivers/net/tokenring/3c359.c
+++ b/drivers/net/tokenring/3c359.c
@@ -130,7 +130,7 @@ static int xl_xmit(struct sk_buff *skb, struct net_device *dev);
 static void xl_dn_comp(struct net_device *dev); 
 static int xl_close(struct net_device *dev);
 static void xl_set_rx_mode(struct net_device *dev);
-static irqreturn_t xl_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t xl_interrupt(int irq, void *dev_id);
 static struct net_device_stats * xl_get_stats(struct net_device *dev);
 static int xl_set_mac_address(struct net_device *dev, void *addr) ; 
 static void xl_arb_cmd(struct net_device *dev);
@@ -1042,7 +1042,7 @@ static void xl_freemem(struct net_device *dev)
 	return  ; 
 }
 
-static irqreturn_t xl_interrupt(int irq, void *dev_id, struct pt_regs *regs) 
+static irqreturn_t xl_interrupt(int irq, void *dev_id) 
 {
 	struct net_device *dev = (struct net_device *)dev_id;
  	struct xl_private *xl_priv =(struct xl_private *)dev->priv;
diff --git a/drivers/net/tokenring/ibmtr.c b/drivers/net/tokenring/ibmtr.c
index 4470025ff7f8..bfe59865b1dd 100644
--- a/drivers/net/tokenring/ibmtr.c
+++ b/drivers/net/tokenring/ibmtr.c
@@ -197,7 +197,7 @@ static void 	open_sap(unsigned char type, struct net_device *dev);
 static void 	tok_set_multicast_list(struct net_device *dev);
 static int 	tok_send_packet(struct sk_buff *skb, struct net_device *dev);
 static int 	tok_close(struct net_device *dev);
-static irqreturn_t tok_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t tok_interrupt(int irq, void *dev_id);
 static void 	initial_tok_int(struct net_device *dev);
 static void 	tr_tx(struct net_device *dev);
 static void 	tr_rx(struct net_device *dev);
@@ -1166,7 +1166,7 @@ static void dir_open_adapter (struct net_device *dev)
 
 /******************************************************************************/
 
-static irqreturn_t tok_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t tok_interrupt(int irq, void *dev_id)
 {
 	unsigned char status;
 	/*  unsigned char status_even ; */
@@ -1178,7 +1178,7 @@ static irqreturn_t tok_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 
 	dev = dev_id;
 #if TR_VERBOSE
-	DPRINTK("Int from tok_driver, dev : %p irq%d regs=%p\n", dev,irq,regs);
+	DPRINTK("Int from tok_driver, dev : %p irq%d\n", dev,irq);
 #endif
 	ti = (struct tok_info *) dev->priv;
 	if (ti->sram_phys & 1)
diff --git a/drivers/net/tokenring/lanstreamer.c b/drivers/net/tokenring/lanstreamer.c
index bfc8c3eae9a1..e999feb8c0bb 100644
--- a/drivers/net/tokenring/lanstreamer.c
+++ b/drivers/net/tokenring/lanstreamer.c
@@ -206,8 +206,7 @@ static int streamer_open(struct net_device *dev);
 static int streamer_xmit(struct sk_buff *skb, struct net_device *dev);
 static int streamer_close(struct net_device *dev);
 static void streamer_set_rx_mode(struct net_device *dev);
-static irqreturn_t streamer_interrupt(int irq, void *dev_id,
-			       struct pt_regs *regs);
+static irqreturn_t streamer_interrupt(int irq, void *dev_id);
 static struct net_device_stats *streamer_get_stats(struct net_device *dev);
 static int streamer_set_mac_address(struct net_device *dev, void *addr);
 static void streamer_arb_cmd(struct net_device *dev);
@@ -1028,7 +1027,7 @@ static void streamer_rx(struct net_device *dev)
 	}			/* end for all completed rx descriptors */
 }
 
-static irqreturn_t streamer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t streamer_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = (struct net_device *) dev_id;
 	struct streamer_private *streamer_priv =
diff --git a/drivers/net/tokenring/madgemc.c b/drivers/net/tokenring/madgemc.c
index 666bbaaae82f..ed274d6909d0 100644
--- a/drivers/net/tokenring/madgemc.c
+++ b/drivers/net/tokenring/madgemc.c
@@ -70,7 +70,7 @@ static void madgemc_setregpage(struct net_device *dev, int page);
 static void madgemc_setsifsel(struct net_device *dev, int val);
 static void madgemc_setint(struct net_device *dev, int val);
 
-static irqreturn_t madgemc_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t madgemc_interrupt(int irq, void *dev_id);
 
 /*
  * These work around paging, however they don't guarentee you're on the
@@ -417,7 +417,7 @@ getout:
  * exhausted all contiguous interrupts.
  *
  */
-static irqreturn_t madgemc_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t madgemc_interrupt(int irq, void *dev_id)
 {
 	int pending,reg1;
 	struct net_device *dev;
@@ -451,7 +451,7 @@ static irqreturn_t madgemc_interrupt(int irq, void *dev_id, struct pt_regs *regs
 			outb(reg1, dev->base_addr + MC_CONTROL_REG1);
 
 			/* Continue handling as normal */
-			tms380tr_interrupt(irq, dev_id, regs);
+			tms380tr_interrupt(irq, dev_id);
 
 			pending = SIFREADW(SIFSTS); /* restart - the SIF way */
 
diff --git a/drivers/net/tokenring/olympic.c b/drivers/net/tokenring/olympic.c
index 85831484bc40..cd142d0302bc 100644
--- a/drivers/net/tokenring/olympic.c
+++ b/drivers/net/tokenring/olympic.c
@@ -185,7 +185,7 @@ static int olympic_xmit(struct sk_buff *skb, struct net_device *dev);
 static int olympic_close(struct net_device *dev);
 static void olympic_set_rx_mode(struct net_device *dev);
 static void olympic_freemem(struct net_device *dev) ;  
-static irqreturn_t olympic_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t olympic_interrupt(int irq, void *dev_id);
 static struct net_device_stats * olympic_get_stats(struct net_device *dev);
 static int olympic_set_mac_address(struct net_device *dev, void *addr) ; 
 static void olympic_arb_cmd(struct net_device *dev);
@@ -925,7 +925,7 @@ static void olympic_freemem(struct net_device *dev)
 	return ; 
 }
  
-static irqreturn_t olympic_interrupt(int irq, void *dev_id, struct pt_regs *regs) 
+static irqreturn_t olympic_interrupt(int irq, void *dev_id) 
 {
 	struct net_device *dev= (struct net_device *)dev_id;
 	struct olympic_private *olympic_priv=(struct olympic_private *)dev->priv;
diff --git a/drivers/net/tokenring/smctr.c b/drivers/net/tokenring/smctr.c
index 85a7f797d343..46dabdb12071 100644
--- a/drivers/net/tokenring/smctr.c
+++ b/drivers/net/tokenring/smctr.c
@@ -141,7 +141,7 @@ static int smctr_init_shared_memory(struct net_device *dev);
 static int smctr_init_tx_bdbs(struct net_device *dev);
 static int smctr_init_tx_fcbs(struct net_device *dev);
 static int smctr_internal_self_test(struct net_device *dev);
-static irqreturn_t smctr_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t smctr_interrupt(int irq, void *dev_id);
 static int smctr_issue_enable_int_cmd(struct net_device *dev,
         __u16 interrupt_enable_mask);
 static int smctr_issue_int_ack(struct net_device *dev, __u16 iack_code,
@@ -1980,7 +1980,7 @@ static int smctr_internal_self_test(struct net_device *dev)
 /*
  * The typical workload of the driver: Handle the network interface interrupts.
  */
-static irqreturn_t smctr_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t smctr_interrupt(int irq, void *dev_id)
 {
         struct net_device *dev = dev_id;
         struct net_local *tp;
@@ -1990,15 +1990,8 @@ static irqreturn_t smctr_interrupt(int irq, void *dev_id, struct pt_regs *regs)
         __u8 isb_type, isb_subtype;
         __u16 isb_index;
 
-        if(dev == NULL)
-        {
-                printk(KERN_CRIT "%s: irq %d for unknown device.\n", dev->name, irq);
-                return IRQ_NONE;
-        }
-
         ioaddr = dev->base_addr;
         tp = netdev_priv(dev);
-        
 
         if(tp->status == NOT_INITIALIZED)
                 return IRQ_NONE;
diff --git a/drivers/net/tokenring/tms380tr.c b/drivers/net/tokenring/tms380tr.c
index c1925590a0e1..ea797ca2b988 100644
--- a/drivers/net/tokenring/tms380tr.c
+++ b/drivers/net/tokenring/tms380tr.c
@@ -744,18 +744,13 @@ static void tms380tr_timer_chk(unsigned long data)
 /*
  * The typical workload of the driver: Handle the network interface interrupts.
  */
-irqreturn_t tms380tr_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t tms380tr_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct net_local *tp;
 	unsigned short irq_type;
 	int handled = 0;
 
-	if(dev == NULL) {
-		printk(KERN_INFO "%s: irq %d for unknown device.\n", dev->name, irq);
-		return IRQ_NONE;
-	}
-
 	tp = netdev_priv(dev);
 
 	irq_type = SIFREADW(SIFSTS);
diff --git a/drivers/net/tokenring/tms380tr.h b/drivers/net/tokenring/tms380tr.h
index 30452c67bb68..2a16078ac3fd 100644
--- a/drivers/net/tokenring/tms380tr.h
+++ b/drivers/net/tokenring/tms380tr.h
@@ -16,7 +16,7 @@
 /* module prototypes */
 int tms380tr_open(struct net_device *dev);
 int tms380tr_close(struct net_device *dev);
-irqreturn_t tms380tr_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+irqreturn_t tms380tr_interrupt(int irq, void *dev_id);
 int tmsdev_init(struct net_device *dev, struct device *pdev);
 void tmsdev_term(struct net_device *dev);
 void tms380tr_wait(unsigned long time);
diff --git a/drivers/net/tulip/de2104x.c b/drivers/net/tulip/de2104x.c
index e1b48bd86646..2cfd9634895a 100644
--- a/drivers/net/tulip/de2104x.c
+++ b/drivers/net/tulip/de2104x.c
@@ -484,7 +484,7 @@ rx_next:
 	de->rx_tail = rx_tail;
 }
 
-static irqreturn_t de_interrupt (int irq, void *dev_instance, struct pt_regs *regs)
+static irqreturn_t de_interrupt (int irq, void *dev_instance)
 {
 	struct net_device *dev = dev_instance;
 	struct de_private *de = dev->priv;
diff --git a/drivers/net/tulip/de4x5.c b/drivers/net/tulip/de4x5.c
index fb5fa7d68888..3f4b6408b755 100644
--- a/drivers/net/tulip/de4x5.c
+++ b/drivers/net/tulip/de4x5.c
@@ -896,7 +896,7 @@ static struct {
 */
 static int     de4x5_open(struct net_device *dev);
 static int     de4x5_queue_pkt(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t de4x5_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t de4x5_interrupt(int irq, void *dev_id);
 static int     de4x5_close(struct net_device *dev);
 static struct  net_device_stats *de4x5_get_stats(struct net_device *dev);
 static void    de4x5_local_stats(struct net_device *dev, char *buf, int pkt_len);
@@ -1538,18 +1538,14 @@ de4x5_queue_pkt(struct sk_buff *skb, struct net_device *dev)
 ** interrupt is asserted and this routine entered.
 */
 static irqreturn_t
-de4x5_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+de4x5_interrupt(int irq, void *dev_id)
 {
-    struct net_device *dev = (struct net_device *)dev_id;
+    struct net_device *dev = dev_id;
     struct de4x5_private *lp;
     s32 imr, omr, sts, limit;
     u_long iobase;
     unsigned int handled = 0;
 
-    if (dev == NULL) {
-	printk ("de4x5_interrupt(): irq %d for unknown device.\n", irq);
-	return IRQ_NONE;
-    }
     lp = netdev_priv(dev);
     spin_lock(&lp->lock);
     iobase = dev->base_addr;
diff --git a/drivers/net/tulip/dmfe.c b/drivers/net/tulip/dmfe.c
index ccf2c225f084..4dd8a0bae860 100644
--- a/drivers/net/tulip/dmfe.c
+++ b/drivers/net/tulip/dmfe.c
@@ -300,7 +300,7 @@ static struct net_device_stats * dmfe_get_stats(struct DEVICE *);
 static void dmfe_set_filter_mode(struct DEVICE *);
 static const struct ethtool_ops netdev_ethtool_ops;
 static u16 read_srom_word(long ,int);
-static irqreturn_t dmfe_interrupt(int , void *, struct pt_regs *);
+static irqreturn_t dmfe_interrupt(int , void *);
 #ifdef CONFIG_NET_POLL_CONTROLLER
 static void poll_dmfe (struct net_device *dev);
 #endif
@@ -735,7 +735,7 @@ static int dmfe_stop(struct DEVICE *dev)
  *	receive the packet to upper layer, free the transmitted packet
  */
 
-static irqreturn_t dmfe_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t dmfe_interrupt(int irq, void *dev_id)
 {
 	struct DEVICE *dev = dev_id;
 	struct dmfe_board_info *db = netdev_priv(dev);
@@ -806,7 +806,7 @@ static void poll_dmfe (struct net_device *dev)
 	/* disable_irq here is not very nice, but with the lockless
 	   interrupt handler we have no other choice. */
 	disable_irq(dev->irq);
-	dmfe_interrupt (dev->irq, dev, NULL);
+	dmfe_interrupt (dev->irq, dev);
 	enable_irq(dev->irq);
 }
 #endif
diff --git a/drivers/net/tulip/interrupt.c b/drivers/net/tulip/interrupt.c
index 7f8f5d42a761..e3488d7b8ede 100644
--- a/drivers/net/tulip/interrupt.c
+++ b/drivers/net/tulip/interrupt.c
@@ -496,7 +496,7 @@ static inline unsigned int phy_interrupt (struct net_device *dev)
 
 /* The interrupt handler does all of the Rx thread work and cleans up
    after the Tx thread. */
-irqreturn_t tulip_interrupt(int irq, void *dev_instance, struct pt_regs *regs)
+irqreturn_t tulip_interrupt(int irq, void *dev_instance)
 {
 	struct net_device *dev = (struct net_device *)dev_instance;
 	struct tulip_private *tp = netdev_priv(dev);
diff --git a/drivers/net/tulip/tulip.h b/drivers/net/tulip/tulip.h
index 25668ddb1f7e..ad107f45c7b1 100644
--- a/drivers/net/tulip/tulip.h
+++ b/drivers/net/tulip/tulip.h
@@ -424,7 +424,7 @@ int tulip_read_eeprom(struct net_device *dev, int location, int addr_len);
 /* interrupt.c */
 extern unsigned int tulip_max_interrupt_work;
 extern int tulip_rx_copybreak;
-irqreturn_t tulip_interrupt(int irq, void *dev_instance, struct pt_regs *regs);
+irqreturn_t tulip_interrupt(int irq, void *dev_instance);
 int tulip_refill_rx(struct net_device *dev);
 #ifdef CONFIG_TULIP_NAPI
 int tulip_poll(struct net_device *dev, int *budget);
diff --git a/drivers/net/tulip/tulip_core.c b/drivers/net/tulip/tulip_core.c
index 831919a81918..0aee618f883c 100644
--- a/drivers/net/tulip/tulip_core.c
+++ b/drivers/net/tulip/tulip_core.c
@@ -1823,7 +1823,7 @@ static void poll_tulip (struct net_device *dev)
 	/* disable_irq here is not very nice, but with the lockless
 	   interrupt handler we have no other choice. */
 	disable_irq(dev->irq);
-	tulip_interrupt (dev->irq, dev, NULL);
+	tulip_interrupt (dev->irq, dev);
 	enable_irq(dev->irq);
 }
 #endif
diff --git a/drivers/net/tulip/uli526x.c b/drivers/net/tulip/uli526x.c
index 0b176be51eb3..229158e8e4be 100644
--- a/drivers/net/tulip/uli526x.c
+++ b/drivers/net/tulip/uli526x.c
@@ -224,7 +224,7 @@ static struct net_device_stats * uli526x_get_stats(struct net_device *);
 static void uli526x_set_filter_mode(struct net_device *);
 static const struct ethtool_ops netdev_ethtool_ops;
 static u16 read_srom_word(long, int);
-static irqreturn_t uli526x_interrupt(int, void *, struct pt_regs *);
+static irqreturn_t uli526x_interrupt(int, void *);
 static void uli526x_descriptor_init(struct uli526x_board_info *, unsigned long);
 static void allocate_rx_buffer(struct uli526x_board_info *);
 static void update_cr6(u32, unsigned long);
@@ -659,7 +659,7 @@ static int uli526x_stop(struct net_device *dev)
  *	receive the packet to upper layer, free the transmitted packet
  */
 
-static irqreturn_t uli526x_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t uli526x_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct uli526x_board_info *db = netdev_priv(dev);
diff --git a/drivers/net/tulip/winbond-840.c b/drivers/net/tulip/winbond-840.c
index 2fca1ee24f5a..002a05e0722f 100644
--- a/drivers/net/tulip/winbond-840.c
+++ b/drivers/net/tulip/winbond-840.c
@@ -332,7 +332,7 @@ static void tx_timeout(struct net_device *dev);
 static int alloc_ringdesc(struct net_device *dev);
 static void free_ringdesc(struct netdev_private *np);
 static int  start_tx(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t intr_handler(int irq, void *dev_instance, struct pt_regs *regs);
+static irqreturn_t intr_handler(int irq, void *dev_instance);
 static void netdev_error(struct net_device *dev, int intr_status);
 static int  netdev_rx(struct net_device *dev);
 static u32 __set_rx_mode(struct net_device *dev);
@@ -1110,7 +1110,7 @@ static void netdev_tx_done(struct net_device *dev)
 
 /* The interrupt handler does all of the Rx thread work and cleans up
    after the Tx thread. */
-static irqreturn_t intr_handler(int irq, void *dev_instance, struct pt_regs *rgs)
+static irqreturn_t intr_handler(int irq, void *dev_instance)
 {
 	struct net_device *dev = (struct net_device *)dev_instance;
 	struct netdev_private *np = netdev_priv(dev);
diff --git a/drivers/net/tulip/xircom_cb.c b/drivers/net/tulip/xircom_cb.c
index 629eac645289..61d313049dd0 100644
--- a/drivers/net/tulip/xircom_cb.c
+++ b/drivers/net/tulip/xircom_cb.c
@@ -114,7 +114,7 @@ struct xircom_private {
 /* Function prototypes */
 static int xircom_probe(struct pci_dev *pdev, const struct pci_device_id *id);
 static void xircom_remove(struct pci_dev *pdev);
-static irqreturn_t xircom_interrupt(int irq, void *dev_instance, struct pt_regs *regs);
+static irqreturn_t xircom_interrupt(int irq, void *dev_instance);
 static int xircom_start_xmit(struct sk_buff *skb, struct net_device *dev);
 static int xircom_open(struct net_device *dev);
 static int xircom_close(struct net_device *dev);
@@ -334,7 +334,7 @@ static void __devexit xircom_remove(struct pci_dev *pdev)
 	leave("xircom_remove");
 }
 
-static irqreturn_t xircom_interrupt(int irq, void *dev_instance, struct pt_regs *regs)
+static irqreturn_t xircom_interrupt(int irq, void *dev_instance)
 {
 	struct net_device *dev = (struct net_device *) dev_instance;
 	struct xircom_private *card = netdev_priv(dev);
@@ -513,7 +513,7 @@ static struct net_device_stats *xircom_get_stats(struct net_device *dev)
 static void xircom_poll_controller(struct net_device *dev)
 {
 	disable_irq(dev->irq);
-	xircom_interrupt(dev->irq, dev, NULL);
+	xircom_interrupt(dev->irq, dev);
 	enable_irq(dev->irq);
 }
 #endif
diff --git a/drivers/net/tulip/xircom_tulip_cb.c b/drivers/net/tulip/xircom_tulip_cb.c
index 312788caa4c6..a998c5d0ae9c 100644
--- a/drivers/net/tulip/xircom_tulip_cb.c
+++ b/drivers/net/tulip/xircom_tulip_cb.c
@@ -328,7 +328,7 @@ static void xircom_init_ring(struct net_device *dev);
 static int xircom_start_xmit(struct sk_buff *skb, struct net_device *dev);
 static int xircom_rx(struct net_device *dev);
 static void xircom_media_change(struct net_device *dev);
-static irqreturn_t xircom_interrupt(int irq, void *dev_instance, struct pt_regs *regs);
+static irqreturn_t xircom_interrupt(int irq, void *dev_instance);
 static int xircom_close(struct net_device *dev);
 static struct net_device_stats *xircom_get_stats(struct net_device *dev);
 static int xircom_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
@@ -1044,7 +1044,7 @@ static void check_duplex(struct net_device *dev)
 
 /* The interrupt handler does all of the Rx thread work and cleans up
    after the Tx thread. */
-static irqreturn_t xircom_interrupt(int irq, void *dev_instance, struct pt_regs *regs)
+static irqreturn_t xircom_interrupt(int irq, void *dev_instance)
 {
 	struct net_device *dev = dev_instance;
 	struct xircom_private *tp = netdev_priv(dev);
diff --git a/drivers/net/typhoon.c b/drivers/net/typhoon.c
index d5c32e9caa97..3bf9e630404f 100644
--- a/drivers/net/typhoon.c
+++ b/drivers/net/typhoon.c
@@ -1826,7 +1826,7 @@ typhoon_poll(struct net_device *dev, int *total_budget)
 }
 
 static irqreturn_t
-typhoon_interrupt(int irq, void *dev_instance, struct pt_regs *rgs)
+typhoon_interrupt(int irq, void *dev_instance)
 {
 	struct net_device *dev = (struct net_device *) dev_instance;
 	struct typhoon *tp = dev->priv;
diff --git a/drivers/net/ucc_geth.c b/drivers/net/ucc_geth.c
index 700ebd7d1457..12cd7b561f35 100644
--- a/drivers/net/ucc_geth.c
+++ b/drivers/net/ucc_geth.c
@@ -3844,8 +3844,7 @@ static int ucc_geth_poll(struct net_device *dev, int *budget)
 }
 #endif				/* CONFIG_UGETH_NAPI */
 
-static irqreturn_t ucc_geth_irq_handler(int irq, void *info,
-					struct pt_regs *regs)
+static irqreturn_t ucc_geth_irq_handler(int irq, void *info)
 {
 	struct net_device *dev = (struct net_device *)info;
 	ucc_geth_private_t *ugeth = netdev_priv(dev);
@@ -3910,7 +3909,7 @@ static irqreturn_t ucc_geth_irq_handler(int irq, void *info,
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t phy_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t phy_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = (struct net_device *)dev_id;
 	ucc_geth_private_t *ugeth = netdev_priv(dev);
diff --git a/drivers/net/via-rhine.c b/drivers/net/via-rhine.c
index cbebf1b96e9d..ebbda1d8f542 100644
--- a/drivers/net/via-rhine.c
+++ b/drivers/net/via-rhine.c
@@ -404,7 +404,7 @@ static void mdio_write(struct net_device *dev, int phy_id, int location, int val
 static int  rhine_open(struct net_device *dev);
 static void rhine_tx_timeout(struct net_device *dev);
 static int  rhine_start_tx(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t rhine_interrupt(int irq, void *dev_instance, struct pt_regs *regs);
+static irqreturn_t rhine_interrupt(int irq, void *dev_instance);
 static void rhine_tx(struct net_device *dev);
 static int rhine_rx(struct net_device *dev, int limit);
 static void rhine_error(struct net_device *dev, int intr_status);
@@ -569,7 +569,7 @@ static void __devinit rhine_reload_eeprom(long pioaddr, struct net_device *dev)
 static void rhine_poll(struct net_device *dev)
 {
 	disable_irq(dev->irq);
-	rhine_interrupt(dev->irq, (void *)dev, NULL);
+	rhine_interrupt(dev->irq, (void *)dev);
 	enable_irq(dev->irq);
 }
 #endif
@@ -1290,7 +1290,7 @@ static int rhine_start_tx(struct sk_buff *skb, struct net_device *dev)
 
 /* The interrupt handler does all of the Rx thread work and cleans up
    after the Tx thread. */
-static irqreturn_t rhine_interrupt(int irq, void *dev_instance, struct pt_regs *rgs)
+static irqreturn_t rhine_interrupt(int irq, void *dev_instance)
 {
 	struct net_device *dev = dev_instance;
 	struct rhine_private *rp = netdev_priv(dev);
diff --git a/drivers/net/via-velocity.c b/drivers/net/via-velocity.c
index 7d8808ce541f..74f894795a1b 100644
--- a/drivers/net/via-velocity.c
+++ b/drivers/net/via-velocity.c
@@ -236,7 +236,7 @@ static void velocity_print_info(struct velocity_info *vptr);
 static int velocity_open(struct net_device *dev);
 static int velocity_change_mtu(struct net_device *dev, int mtu);
 static int velocity_xmit(struct sk_buff *skb, struct net_device *dev);
-static int velocity_intr(int irq, void *dev_instance, struct pt_regs *regs);
+static int velocity_intr(int irq, void *dev_instance);
 static void velocity_set_multi(struct net_device *dev);
 static struct net_device_stats *velocity_get_stats(struct net_device *dev);
 static int velocity_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
@@ -2036,7 +2036,6 @@ static int velocity_xmit(struct sk_buff *skb, struct net_device *dev)
  *	velocity_intr		-	interrupt callback
  *	@irq: interrupt number
  *	@dev_instance: interrupting device
- *	@pt_regs: CPU register state at interrupt
  *
  *	Called whenever an interrupt is generated by the velocity
  *	adapter IRQ line. We may not be the source of the interrupt
@@ -2044,7 +2043,7 @@ static int velocity_xmit(struct sk_buff *skb, struct net_device *dev)
  *	efficiently as possible.
  */
 
-static int velocity_intr(int irq, void *dev_instance, struct pt_regs *regs)
+static int velocity_intr(int irq, void *dev_instance)
 {
 	struct net_device *dev = dev_instance;
 	struct velocity_info *vptr = netdev_priv(dev);
diff --git a/drivers/net/wan/cosa.c b/drivers/net/wan/cosa.c
index 1f95b4864ea1..e1bf8b93f958 100644
--- a/drivers/net/wan/cosa.c
+++ b/drivers/net/wan/cosa.c
@@ -345,7 +345,7 @@ static void put_driver_status(struct cosa_data *cosa);
 static void put_driver_status_nolock(struct cosa_data *cosa);
 
 /* Interrupt handling */
-static irqreturn_t cosa_interrupt(int irq, void *cosa, struct pt_regs *regs);
+static irqreturn_t cosa_interrupt(int irq, void *cosa);
 
 /* I/O ops debugging */
 #ifdef DEBUG_IO
@@ -1972,7 +1972,7 @@ out:
 	spin_unlock_irqrestore(&cosa->lock, flags);
 }
 
-static irqreturn_t cosa_interrupt(int irq, void *cosa_, struct pt_regs *regs)
+static irqreturn_t cosa_interrupt(int irq, void *cosa_)
 {
 	unsigned status;
 	int count = 0;
diff --git a/drivers/net/wan/cycx_main.c b/drivers/net/wan/cycx_main.c
index a5e7ce1bd16a..6e5f1c898517 100644
--- a/drivers/net/wan/cycx_main.c
+++ b/drivers/net/wan/cycx_main.c
@@ -74,7 +74,7 @@ static int cycx_wan_setup(struct wan_device *wandev, wandev_conf_t *conf);
 static int cycx_wan_shutdown(struct wan_device *wandev);
 
 /* Miscellaneous functions */
-static irqreturn_t cycx_isr(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t cycx_isr(int irq, void *dev_id);
 
 /* Global Data
  * Note: All data must be explicitly initialized!!!
@@ -301,11 +301,11 @@ out:	return ret;
  * o acknowledge Cyclom 2X hardware interrupt.
  * o call protocol-specific interrupt service routine, if any.
  */
-static irqreturn_t cycx_isr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t cycx_isr(int irq, void *dev_id)
 {
-	struct cycx_device *card = (struct cycx_device *)dev_id;
+	struct cycx_device *card = dev_id;
 
-	if (!card || card->wandev.state == WAN_UNCONFIGURED)
+	if (card->wandev.state == WAN_UNCONFIGURED)
 		goto out;
 
 	if (card->in_isr) {
diff --git a/drivers/net/wan/dscc4.c b/drivers/net/wan/dscc4.c
index af4d4155905b..25021a7992a9 100644
--- a/drivers/net/wan/dscc4.c
+++ b/drivers/net/wan/dscc4.c
@@ -365,7 +365,7 @@ static int dscc4_init_ring(struct net_device *);
 static void dscc4_release_ring(struct dscc4_dev_priv *);
 static void dscc4_timer(unsigned long);
 static void dscc4_tx_timeout(struct net_device *);
-static irqreturn_t dscc4_irq(int irq, void *dev_id, struct pt_regs *ptregs);
+static irqreturn_t dscc4_irq(int irq, void *dev_id);
 static int dscc4_hdlc_attach(struct net_device *, unsigned short, unsigned short);
 static int dscc4_set_iface(struct dscc4_dev_priv *, struct net_device *);
 #ifdef DSCC4_POLLING
@@ -1476,7 +1476,7 @@ static int dscc4_set_iface(struct dscc4_dev_priv *dpriv, struct net_device *dev)
 	return ret;
 }
 
-static irqreturn_t dscc4_irq(int irq, void *token, struct pt_regs *ptregs)
+static irqreturn_t dscc4_irq(int irq, void *token)
 {
 	struct dscc4_dev_priv *root = token;
 	struct dscc4_pci_priv *priv;
diff --git a/drivers/net/wan/farsync.c b/drivers/net/wan/farsync.c
index 564351aafa41..c45d6a83339d 100644
--- a/drivers/net/wan/farsync.c
+++ b/drivers/net/wan/farsync.c
@@ -1498,7 +1498,7 @@ do_bottom_half_rx(struct fst_card_info *card)
  *      Dev_id is our fst_card_info pointer
  */
 static irqreturn_t
-fst_intr(int irq, void *dev_id, struct pt_regs *regs)
+fst_intr(int irq, void *dev_id)
 {
 	struct fst_card_info *card;
 	struct fst_port_info *port;
diff --git a/drivers/net/wan/hd6457x.c b/drivers/net/wan/hd6457x.c
index dce2bb317b82..8d0a1f2f00e5 100644
--- a/drivers/net/wan/hd6457x.c
+++ b/drivers/net/wan/hd6457x.c
@@ -424,7 +424,7 @@ static inline void sca_tx_intr(port_t *port)
 
 
 
-static irqreturn_t sca_intr(int irq, void* dev_id, struct pt_regs *regs)
+static irqreturn_t sca_intr(int irq, void* dev_id)
 {
 	card_t *card = dev_id;
 	int i;
diff --git a/drivers/net/wan/lmc/lmc_main.c b/drivers/net/wan/lmc/lmc_main.c
index 7b5d81deb028..2b54f1bc3a0d 100644
--- a/drivers/net/wan/lmc/lmc_main.c
+++ b/drivers/net/wan/lmc/lmc_main.c
@@ -100,7 +100,7 @@ static int lmc_rx (struct net_device *dev);
 static int lmc_open(struct net_device *dev);
 static int lmc_close(struct net_device *dev);
 static struct net_device_stats *lmc_get_stats(struct net_device *dev);
-static irqreturn_t lmc_interrupt(int irq, void *dev_instance, struct pt_regs *regs);
+static irqreturn_t lmc_interrupt(int irq, void *dev_instance);
 static void lmc_initcsrs(lmc_softc_t * const sc, lmc_csrptr_t csr_base, size_t csr_size);
 static void lmc_softreset(lmc_softc_t * const);
 static void lmc_running_reset(struct net_device *dev);
@@ -1273,7 +1273,7 @@ static int lmc_ifdown (struct net_device *dev) /*fold00*/
 /* Interrupt handling routine.  This will take an incoming packet, or clean
  * up after a trasmit.
  */
-static irqreturn_t lmc_interrupt (int irq, void *dev_instance, struct pt_regs *regs) /*fold00*/
+static irqreturn_t lmc_interrupt (int irq, void *dev_instance) /*fold00*/
 {
     struct net_device *dev = (struct net_device *) dev_instance;
     lmc_softc_t *sc;
diff --git a/drivers/net/wan/pc300_drv.c b/drivers/net/wan/pc300_drv.c
index 8d9b959bf15b..5823e3bca178 100644
--- a/drivers/net/wan/pc300_drv.c
+++ b/drivers/net/wan/pc300_drv.c
@@ -284,7 +284,7 @@ static void rx_dma_buf_pt_init(pc300_t *, int);
 static void rx_dma_buf_init(pc300_t *, int);
 static void tx_dma_buf_check(pc300_t *, int);
 static void rx_dma_buf_check(pc300_t *, int);
-static irqreturn_t cpc_intr(int, void *, struct pt_regs *);
+static irqreturn_t cpc_intr(int, void *);
 static struct net_device_stats *cpc_get_stats(struct net_device *);
 static int clock_rate_calc(uclong, uclong, int *);
 static uclong detect_ram(pc300_t *);
@@ -2363,7 +2363,7 @@ static void falc_intr(pc300_t * card)
 	}
 }
 
-static irqreturn_t cpc_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t cpc_intr(int irq, void *dev_id)
 {
 	pc300_t *card;
 	volatile ucchar plx_status;
diff --git a/drivers/net/wan/sbni.c b/drivers/net/wan/sbni.c
index fc75bec19029..fc5c0c611ffd 100644
--- a/drivers/net/wan/sbni.c
+++ b/drivers/net/wan/sbni.c
@@ -119,7 +119,7 @@ static int  sbni_ioctl( struct net_device *, struct ifreq *, int );
 static struct net_device_stats  *sbni_get_stats( struct net_device * );
 static void  set_multicast_list( struct net_device * );
 
-static irqreturn_t sbni_interrupt( int, void *, struct pt_regs * );
+static irqreturn_t sbni_interrupt( int, void * );
 static void  handle_channel( struct net_device * );
 static int   recv_frame( struct net_device * );
 static void  send_frame( struct net_device * );
@@ -501,7 +501,7 @@ sbni_start_xmit( struct sk_buff  *skb,  struct net_device  *dev )
  */ 
 
 static irqreturn_t
-sbni_interrupt( int  irq,  void  *dev_id,  struct pt_regs  *regs )
+sbni_interrupt( int  irq,  void  *dev_id )
 {
 	struct net_device	  *dev = (struct net_device *) dev_id;
 	struct net_local  *nl  = (struct net_local *) dev->priv;
diff --git a/drivers/net/wan/sdla.c b/drivers/net/wan/sdla.c
index 0ba018f8382b..6a485f0556f4 100644
--- a/drivers/net/wan/sdla.c
+++ b/drivers/net/wan/sdla.c
@@ -867,7 +867,7 @@ static void sdla_receive(struct net_device *dev)
 	spin_unlock_irqrestore(&sdla_lock, flags);
 }
 
-static irqreturn_t sdla_isr(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t sdla_isr(int irq, void *dev_id)
 {
 	struct net_device     *dev;
 	struct frad_local *flp;
@@ -875,13 +875,7 @@ static irqreturn_t sdla_isr(int irq, void *dev_id, struct pt_regs * regs)
 
 	dev = dev_id;
 
-	if (dev == NULL)
-	{
-		printk(KERN_WARNING "sdla_isr(): irq %d for unknown device.\n", irq);
-		return IRQ_NONE;
-	}
-
-	flp = dev->priv;
+	flp = netdev_priv(dev);
 
 	if (!flp->initialized)
 	{
diff --git a/drivers/net/wan/wanxl.c b/drivers/net/wan/wanxl.c
index ec68f7dfd93f..c73601574334 100644
--- a/drivers/net/wan/wanxl.c
+++ b/drivers/net/wan/wanxl.c
@@ -244,7 +244,7 @@ static inline void wanxl_rx_intr(card_t *card)
 
 
 
-static irqreturn_t wanxl_intr(int irq, void* dev_id, struct pt_regs *regs)
+static irqreturn_t wanxl_intr(int irq, void* dev_id)
 {
         card_t *card = dev_id;
         int i;
diff --git a/drivers/net/wan/z85230.c b/drivers/net/wan/z85230.c
index caa48f12fd0f..59ddd21c3958 100644
--- a/drivers/net/wan/z85230.c
+++ b/drivers/net/wan/z85230.c
@@ -728,7 +728,7 @@ EXPORT_SYMBOL(z8530_nop);
  *	channel). c->lock for both channels points to dev->lock
  */
 
-irqreturn_t z8530_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t z8530_interrupt(int irq, void *dev_id)
 {
 	struct z8530_dev *dev=dev_id;
 	u8 intr;
diff --git a/drivers/net/wan/z85230.h b/drivers/net/wan/z85230.h
index 77e53208045f..158aea7b8eac 100644
--- a/drivers/net/wan/z85230.h
+++ b/drivers/net/wan/z85230.h
@@ -396,7 +396,7 @@ struct z8530_dev
 extern u8 z8530_dead_port[];
 extern u8 z8530_hdlc_kilostream_85230[];
 extern u8 z8530_hdlc_kilostream[];
-extern irqreturn_t z8530_interrupt(int, void *, struct pt_regs *);
+extern irqreturn_t z8530_interrupt(int, void *);
 extern void z8530_describe(struct z8530_dev *, char *mapping, unsigned long io);
 extern int z8530_init(struct z8530_dev *);
 extern int z8530_shutdown(struct z8530_dev *);
diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c
index 39d09345027c..0a33c8a56e13 100644
--- a/drivers/net/wireless/airo.c
+++ b/drivers/net/wireless/airo.c
@@ -1120,8 +1120,7 @@ static void mpi_receive_802_3(struct airo_info *ai);
 static void mpi_receive_802_11(struct airo_info *ai);
 static int waitbusy (struct airo_info *ai);
 
-static irqreturn_t airo_interrupt( int irq, void* dev_id, struct pt_regs
-			    *regs);
+static irqreturn_t airo_interrupt( int irq, void* dev_id);
 static int airo_thread(void *data);
 static void timer_func( struct net_device *dev );
 static int airo_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
@@ -3151,7 +3150,7 @@ static int airo_thread(void *data) {
 	return 0;
 }
 
-static irqreturn_t airo_interrupt ( int irq, void* dev_id, struct pt_regs *regs) {
+static irqreturn_t airo_interrupt ( int irq, void* dev_id) {
 	struct net_device *dev = (struct net_device *)dev_id;
 	u16 status;
 	u16 fid;
diff --git a/drivers/net/wireless/arlan-main.c b/drivers/net/wireless/arlan-main.c
index bb6bea4f3233..4688e56b69c7 100644
--- a/drivers/net/wireless/arlan-main.c
+++ b/drivers/net/wireless/arlan-main.c
@@ -78,7 +78,7 @@ static int arlans_found;
 
 static  int 	arlan_open(struct net_device *dev);
 static  int 	arlan_tx(struct sk_buff *skb, struct net_device *dev);
-static  irqreturn_t arlan_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static  irqreturn_t arlan_interrupt(int irq, void *dev_id);
 static  int 	arlan_close(struct net_device *dev);
 static  struct net_device_stats *
 		arlan_statistics		(struct net_device *dev);
@@ -1651,7 +1651,7 @@ end_int_process:
 	return;
 }
 
-static irqreturn_t arlan_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t arlan_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct arlan_private *priv = netdev_priv(dev);
diff --git a/drivers/net/wireless/atmel.c b/drivers/net/wireless/atmel.c
index 0fc267d626dc..31eed85de60f 100644
--- a/drivers/net/wireless/atmel.c
+++ b/drivers/net/wireless/atmel.c
@@ -1145,7 +1145,7 @@ next:
 	}
 }
 
-static irqreturn_t service_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t service_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = (struct net_device *) dev_id;
 	struct atmel_private *priv = netdev_priv(dev);
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_main.c b/drivers/net/wireless/bcm43xx/bcm43xx_main.c
index eb65db7393ba..bad3452ea893 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx_main.c
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_main.c
@@ -1834,7 +1834,7 @@ static void bcm43xx_interrupt_ack(struct bcm43xx_private *bcm, u32 reason)
 }
 
 /* Interrupt handler top-half */
-static irqreturn_t bcm43xx_interrupt_handler(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t bcm43xx_interrupt_handler(int irq, void *dev_id)
 {
 	irqreturn_t ret = IRQ_HANDLED;
 	struct bcm43xx_private *bcm = dev_id;
@@ -3963,7 +3963,7 @@ static void bcm43xx_net_poll_controller(struct net_device *net_dev)
 
 	local_irq_save(flags);
 	if (bcm43xx_status(bcm) == BCM43xx_STAT_INITIALIZED)
-		bcm43xx_interrupt_handler(bcm->irq, bcm, NULL);
+		bcm43xx_interrupt_handler(bcm->irq, bcm);
 	local_irq_restore(flags);
 }
 #endif /* CONFIG_NET_POLL_CONTROLLER */
diff --git a/drivers/net/wireless/hostap/hostap_hw.c b/drivers/net/wireless/hostap/hostap_hw.c
index d500012fdc7a..ed00ebb6e7f4 100644
--- a/drivers/net/wireless/hostap/hostap_hw.c
+++ b/drivers/net/wireless/hostap/hostap_hw.c
@@ -2622,7 +2622,7 @@ static void prism2_check_magic(local_info_t *local)
 
 
 /* Called only from hardware IRQ */
-static irqreturn_t prism2_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t prism2_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = (struct net_device *) dev_id;
 	struct hostap_interface *iface;
diff --git a/drivers/net/wireless/ipw2100.c b/drivers/net/wireless/ipw2100.c
index 599e2fe76188..4e4eaa2a99ca 100644
--- a/drivers/net/wireless/ipw2100.c
+++ b/drivers/net/wireless/ipw2100.c
@@ -3255,7 +3255,7 @@ static void ipw2100_irq_tasklet(struct ipw2100_priv *priv)
 	IPW_DEBUG_ISR("exit\n");
 }
 
-static irqreturn_t ipw2100_interrupt(int irq, void *data, struct pt_regs *regs)
+static irqreturn_t ipw2100_interrupt(int irq, void *data)
 {
 	struct ipw2100_priv *priv = data;
 	u32 inta, inta_mask;
diff --git a/drivers/net/wireless/ipw2200.c b/drivers/net/wireless/ipw2200.c
index 5685d7ba55bb..1f742814a01c 100644
--- a/drivers/net/wireless/ipw2200.c
+++ b/drivers/net/wireless/ipw2200.c
@@ -10467,7 +10467,7 @@ static const struct ethtool_ops ipw_ethtool_ops = {
 	.set_eeprom = ipw_ethtool_set_eeprom,
 };
 
-static irqreturn_t ipw_isr(int irq, void *data, struct pt_regs *regs)
+static irqreturn_t ipw_isr(int irq, void *data)
 {
 	struct ipw_priv *priv = data;
 	u32 inta, inta_mask;
diff --git a/drivers/net/wireless/netwave_cs.c b/drivers/net/wireless/netwave_cs.c
index 36b5e004305e..6714e0dfa8d6 100644
--- a/drivers/net/wireless/netwave_cs.c
+++ b/drivers/net/wireless/netwave_cs.c
@@ -207,7 +207,7 @@ static int netwave_start_xmit( struct sk_buff *skb, struct net_device *dev);
 static int netwave_rx( struct net_device *dev);
 
 /* Interrupt routines */
-static irqreturn_t netwave_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t netwave_interrupt(int irq, void *dev_id);
 static void netwave_watchdog(struct net_device *);
 
 /* Statistics */
@@ -1072,7 +1072,7 @@ static int netwave_start_xmit(struct sk_buff *skb, struct net_device *dev) {
 } /* netwave_start_xmit */
 
 /*
- * Function netwave_interrupt (irq, dev_id, regs)
+ * Function netwave_interrupt (irq, dev_id)
  *
  *    This function is the interrupt handler for the Netwave card. This
  *    routine will be called whenever: 
@@ -1081,7 +1081,7 @@ static int netwave_start_xmit(struct sk_buff *skb, struct net_device *dev) {
  *	     ready to transmit another packet.
  *	  3. A command has completed execution.
  */
-static irqreturn_t netwave_interrupt(int irq, void* dev_id, struct pt_regs *regs)
+static irqreturn_t netwave_interrupt(int irq, void* dev_id)
 {
     kio_addr_t iobase;
     u_char __iomem *ramBase;
diff --git a/drivers/net/wireless/orinoco.c b/drivers/net/wireless/orinoco.c
index 9e19a963febc..b779c7dcc1a8 100644
--- a/drivers/net/wireless/orinoco.c
+++ b/drivers/net/wireless/orinoco.c
@@ -1952,9 +1952,9 @@ static void __orinoco_ev_wterr(struct net_device *dev, hermes_t *hw)
 	       dev->name);
 }
 
-irqreturn_t orinoco_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t orinoco_interrupt(int irq, void *dev_id)
 {
-	struct net_device *dev = (struct net_device *)dev_id;
+	struct net_device *dev = dev_id;
 	struct orinoco_private *priv = netdev_priv(dev);
 	hermes_t *hw = &priv->hw;
 	int count = MAX_IRQLOOPS_PER_IRQ;
diff --git a/drivers/net/wireless/orinoco.h b/drivers/net/wireless/orinoco.h
index fb5700d6c454..4720fb20d66d 100644
--- a/drivers/net/wireless/orinoco.h
+++ b/drivers/net/wireless/orinoco.h
@@ -128,7 +128,7 @@ extern void free_orinocodev(struct net_device *dev);
 extern int __orinoco_up(struct net_device *dev);
 extern int __orinoco_down(struct net_device *dev);
 extern int orinoco_reinit_firmware(struct net_device *dev);
-extern irqreturn_t orinoco_interrupt(int irq, void * dev_id, struct pt_regs *regs);
+extern irqreturn_t orinoco_interrupt(int irq, void * dev_id);
 
 /********************************************************************/
 /* Locking and synchronization functions                            */
diff --git a/drivers/net/wireless/prism54/islpci_dev.c b/drivers/net/wireless/prism54/islpci_dev.c
index ab3c5a27efd9..ec1c00f19eb3 100644
--- a/drivers/net/wireless/prism54/islpci_dev.c
+++ b/drivers/net/wireless/prism54/islpci_dev.c
@@ -182,7 +182,7 @@ isl_upload_firmware(islpci_private *priv)
 ******************************************************************************/
 
 irqreturn_t
-islpci_interrupt(int irq, void *config, struct pt_regs *regs)
+islpci_interrupt(int irq, void *config)
 {
 	u32 reg;
 	islpci_private *priv = config;
diff --git a/drivers/net/wireless/prism54/islpci_dev.h b/drivers/net/wireless/prism54/islpci_dev.h
index 5049f37455b1..2f7e525d0cf6 100644
--- a/drivers/net/wireless/prism54/islpci_dev.h
+++ b/drivers/net/wireless/prism54/islpci_dev.h
@@ -198,7 +198,7 @@ islpci_state_t islpci_set_state(islpci_private *priv, islpci_state_t new_state);
 
 #define ISLPCI_TX_TIMEOUT               (2*HZ)
 
-irqreturn_t islpci_interrupt(int, void *, struct pt_regs *);
+irqreturn_t islpci_interrupt(int, void *);
 
 int prism54_post_setup(islpci_private *, int);
 int islpci_reset(islpci_private *, int);
diff --git a/drivers/net/wireless/ray_cs.c b/drivers/net/wireless/ray_cs.c
index e82548ea609a..0b381d77015c 100644
--- a/drivers/net/wireless/ray_cs.c
+++ b/drivers/net/wireless/ray_cs.c
@@ -130,7 +130,7 @@ static void ray_update_parm(struct net_device *dev, UCHAR objid, UCHAR *value, i
 static void verify_dl_startup(u_long);
 
 /* Prototypes for interrpt time functions **********************************/
-static irqreturn_t ray_interrupt (int reg, void *dev_id, struct pt_regs *regs);
+static irqreturn_t ray_interrupt (int reg, void *dev_id);
 static void clear_interrupt(ray_dev_t *local);
 static void rx_deauthenticate(ray_dev_t *local, struct rcs __iomem *prcs, 
                        unsigned int pkt_addr, int rx_len);
@@ -1940,7 +1940,7 @@ static void set_multicast_list(struct net_device *dev)
 /*=============================================================================
  * All routines below here are run at interrupt time.
 =============================================================================*/
-static irqreturn_t ray_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t ray_interrupt(int irq, void *dev_id)
 {
     struct net_device *dev = (struct net_device *)dev_id;
     struct pcmcia_device *link;
diff --git a/drivers/net/wireless/wavelan.c b/drivers/net/wireless/wavelan.c
index 5b69befdab74..24221e476cd3 100644
--- a/drivers/net/wireless/wavelan.c
+++ b/drivers/net/wireless/wavelan.c
@@ -3768,7 +3768,7 @@ static int wv_check_ioaddr(unsigned long ioaddr, u8 * mac)
  * This function is the interrupt handler for the WaveLAN card. This
  * routine will be called whenever: 
  */
-static irqreturn_t wavelan_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t wavelan_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev;
 	unsigned long ioaddr;
diff --git a/drivers/net/wireless/wavelan.p.h b/drivers/net/wireless/wavelan.p.h
index 5cb0bc8bb128..72b646c77d5a 100644
--- a/drivers/net/wireless/wavelan.p.h
+++ b/drivers/net/wireless/wavelan.p.h
@@ -642,8 +642,7 @@ static int
 /* ---------------------- INTERRUPT HANDLING ---------------------- */
 static irqreturn_t
 	wavelan_interrupt(int,		/* interrupt handler */
-			  void *,
-			  struct pt_regs *);
+			  void *);
 static void
 	wavelan_watchdog(struct net_device *);	/* transmission watchdog */
 /* ------------------- CONFIGURATION CALLBACKS ------------------- */
diff --git a/drivers/net/wireless/wavelan_cs.c b/drivers/net/wireless/wavelan_cs.c
index 0065f057bb1c..aafb301041b1 100644
--- a/drivers/net/wireless/wavelan_cs.c
+++ b/drivers/net/wireless/wavelan_cs.c
@@ -4117,24 +4117,14 @@ wv_pcmcia_release(struct pcmcia_device *link)
  */
 static irqreturn_t
 wavelan_interrupt(int		irq,
-		  void *	dev_id,
-		  struct pt_regs * regs)
+		  void *	dev_id)
 {
-  struct net_device *	dev;
+  struct net_device *	dev = dev_id;
   net_local *	lp;
   kio_addr_t	base;
   int		status0;
   u_int		tx_status;
 
-  if ((dev = dev_id) == NULL)
-    {
-#ifdef DEBUG_INTERRUPT_ERROR
-      printk(KERN_WARNING "wavelan_interrupt(): irq %d for unknown device.\n",
-	     irq);
-#endif
-      return IRQ_NONE;
-    }
-
 #ifdef DEBUG_INTERRUPT_TRACE
   printk(KERN_DEBUG "%s: ->wavelan_interrupt()\n", dev->name);
 #endif
diff --git a/drivers/net/wireless/wavelan_cs.p.h b/drivers/net/wireless/wavelan_cs.p.h
index f34a36b0c7b0..4d1c4905c749 100644
--- a/drivers/net/wireless/wavelan_cs.p.h
+++ b/drivers/net/wireless/wavelan_cs.p.h
@@ -738,8 +738,7 @@ static void
 /* ---------------------- INTERRUPT HANDLING ---------------------- */
 static irqreturn_t
 	wavelan_interrupt(int,	/* Interrupt handler */
-			  void *,
-			  struct pt_regs *);
+			  void *);
 static void
 	wavelan_watchdog(struct net_device *);	/* Transmission watchdog */
 /* ------------------- CONFIGURATION CALLBACKS ------------------- */
diff --git a/drivers/net/wireless/wl3501_cs.c b/drivers/net/wireless/wl3501_cs.c
index e3ae5f60d5be..5b98a7876982 100644
--- a/drivers/net/wireless/wl3501_cs.c
+++ b/drivers/net/wireless/wl3501_cs.c
@@ -1145,7 +1145,6 @@ static inline void wl3501_ack_interrupt(struct wl3501_card *this)
  * wl3501_interrupt - Hardware interrupt from card.
  * @irq - Interrupt number
  * @dev_id - net_device
- * @regs - registers
  *
  * We must acknowledge the interrupt as soon as possible, and block the
  * interrupt from the same card immediately to prevent re-entry.
@@ -1154,27 +1153,20 @@ static inline void wl3501_ack_interrupt(struct wl3501_card *this)
  * On the other hand, to prevent SUTRO from malfunctioning, we must
  * unlock the SUTRO as soon as possible.
  */
-static irqreturn_t wl3501_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t wl3501_interrupt(int irq, void *dev_id)
 {
-	struct net_device *dev = (struct net_device *)dev_id;
+	struct net_device *dev = dev_id;
 	struct wl3501_card *this;
-	int handled = 1;
 
-	if (!dev)
-		goto unknown;
-	this = dev->priv;
+	this = netdev_priv(dev);
 	spin_lock(&this->lock);
 	wl3501_ack_interrupt(this);
 	wl3501_block_interrupt(this);
 	wl3501_rx_interrupt(dev);
 	wl3501_unblock_interrupt(this);
 	spin_unlock(&this->lock);
-out:
-	return IRQ_RETVAL(handled);
-unknown:
-	handled = 0;
-	printk(KERN_ERR "%s: irq %d for unknown device.\n", __FUNCTION__, irq);
-	goto out;
+
+	return IRQ_HANDLED;
 }
 
 static int wl3501_reset_board(struct wl3501_card *this)
diff --git a/drivers/net/wireless/zd1201.c b/drivers/net/wireless/zd1201.c
index 80af9a9fcbb3..30057a335a7b 100644
--- a/drivers/net/wireless/zd1201.c
+++ b/drivers/net/wireless/zd1201.c
@@ -112,7 +112,7 @@ exit:
 	return err;
 }
 
-static void zd1201_usbfree(struct urb *urb, struct pt_regs *regs)
+static void zd1201_usbfree(struct urb *urb)
 {
 	struct zd1201 *zd = urb->context;
 
@@ -177,7 +177,7 @@ static int zd1201_docmd(struct zd1201 *zd, int cmd, int parm0,
 }
 
 /* Callback after sending out a packet */
-static void zd1201_usbtx(struct urb *urb, struct pt_regs *regs)
+static void zd1201_usbtx(struct urb *urb)
 {
 	struct zd1201 *zd = urb->context;
 	netif_wake_queue(zd->dev);
@@ -185,7 +185,7 @@ static void zd1201_usbtx(struct urb *urb, struct pt_regs *regs)
 }
 
 /* Incoming data */
-static void zd1201_usbrx(struct urb *urb, struct pt_regs *regs)
+static void zd1201_usbrx(struct urb *urb)
 {
 	struct zd1201 *zd = urb->context;
 	int free = 0;
diff --git a/drivers/net/wireless/zd1211rw/zd_usb.c b/drivers/net/wireless/zd1211rw/zd_usb.c
index 5c265ad0485a..3faaeb2b7c89 100644
--- a/drivers/net/wireless/zd1211rw/zd_usb.c
+++ b/drivers/net/wireless/zd1211rw/zd_usb.c
@@ -408,7 +408,7 @@ static inline void handle_retry_failed_int(struct urb *urb)
 }
 
 
-static void int_urb_complete(struct urb *urb, struct pt_regs *pt_regs)
+static void int_urb_complete(struct urb *urb)
 {
 	int r;
 	struct usb_int_header *hdr;
@@ -609,7 +609,7 @@ static void handle_rx_packet(struct zd_usb *usb, const u8 *buffer,
 	}
 }
 
-static void rx_urb_complete(struct urb *urb, struct pt_regs *pt_regs)
+static void rx_urb_complete(struct urb *urb)
 {
 	struct zd_usb *usb;
 	struct zd_usb_rx *rx;
@@ -779,7 +779,7 @@ void zd_usb_disable_rx(struct zd_usb *usb)
 	spin_unlock_irqrestore(&rx->lock, flags);
 }
 
-static void tx_urb_complete(struct urb *urb, struct pt_regs *pt_regs)
+static void tx_urb_complete(struct urb *urb)
 {
 	int r;
 
diff --git a/drivers/net/yellowfin.c b/drivers/net/yellowfin.c
index a4c4953f1365..2412ce4917f2 100644
--- a/drivers/net/yellowfin.c
+++ b/drivers/net/yellowfin.c
@@ -350,7 +350,7 @@ static void yellowfin_timer(unsigned long data);
 static void yellowfin_tx_timeout(struct net_device *dev);
 static void yellowfin_init_ring(struct net_device *dev);
 static int yellowfin_start_xmit(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t yellowfin_interrupt(int irq, void *dev_instance, struct pt_regs *regs);
+static irqreturn_t yellowfin_interrupt(int irq, void *dev_instance);
 static int yellowfin_rx(struct net_device *dev);
 static void yellowfin_error(struct net_device *dev, int intr_status);
 static int yellowfin_close(struct net_device *dev);
@@ -888,7 +888,7 @@ static int yellowfin_start_xmit(struct sk_buff *skb, struct net_device *dev)
 
 /* The interrupt handler does all of the Rx thread work and cleans up
    after the Tx thread. */
-static irqreturn_t yellowfin_interrupt(int irq, void *dev_instance, struct pt_regs *regs)
+static irqreturn_t yellowfin_interrupt(int irq, void *dev_instance)
 {
 	struct net_device *dev = dev_instance;
 	struct yellowfin_private *yp;
@@ -896,13 +896,6 @@ static irqreturn_t yellowfin_interrupt(int irq, void *dev_instance, struct pt_re
 	int boguscnt = max_interrupt_work;
 	unsigned int handled = 0;
 
-#ifndef final_version			/* Can never occur. */
-	if (dev == NULL) {
-		printk (KERN_ERR "yellowfin_interrupt(): irq %d for unknown device.\n", irq);
-		return IRQ_NONE;
-	}
-#endif
-
 	yp = netdev_priv(dev);
 	ioaddr = yp->base;
 
diff --git a/drivers/net/znet.c b/drivers/net/znet.c
index 656d5a02908b..b24b0727108c 100644
--- a/drivers/net/znet.c
+++ b/drivers/net/znet.c
@@ -158,7 +158,7 @@ struct netidblk {
 
 static int	znet_open(struct net_device *dev);
 static int	znet_send_packet(struct sk_buff *skb, struct net_device *dev);
-static irqreturn_t znet_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t znet_interrupt(int irq, void *dev_id);
 static void	znet_rx(struct net_device *dev);
 static int	znet_close(struct net_device *dev);
 static struct net_device_stats *net_get_stats(struct net_device *dev);
@@ -602,7 +602,7 @@ static int znet_send_packet(struct sk_buff *skb, struct net_device *dev)
 }
 
 /* The ZNET interrupt handler. */
-static irqreturn_t znet_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t znet_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 	struct znet_private *znet = dev->priv;
@@ -610,11 +610,6 @@ static irqreturn_t znet_interrupt(int irq, void *dev_id, struct pt_regs * regs)
 	int boguscnt = 20;
 	int handled = 0;
 
-	if (dev == NULL) {
-		printk(KERN_WARNING "znet_interrupt(): IRQ %d for unknown device.\n", irq);
-		return IRQ_NONE;
-	}
-
 	spin_lock (&znet->lock);
 
 	ioaddr = dev->base_addr;
diff --git a/drivers/parisc/dino.c b/drivers/parisc/dino.c
index 0d96c50ffe9c..03c763c2d0e0 100644
--- a/drivers/parisc/dino.c
+++ b/drivers/parisc/dino.c
@@ -368,8 +368,7 @@ static struct hw_interrupt_type dino_interrupt_type = {
  * ilr_loop counter is a kluge to prevent a "stuck" IRQ line from
  * wedging the CPU. Could be removed or made optional at some point.
  */
-static irqreturn_t
-dino_isr(int irq, void *intr_dev, struct pt_regs *regs)
+static irqreturn_t dino_isr(int irq, void *intr_dev)
 {
 	struct dino_device *dino_dev = intr_dev;
 	u32 mask;
@@ -390,7 +389,7 @@ ilr_again:
 		int irq = dino_dev->global_irq[local_irq];
 		DBG(KERN_DEBUG "%s(%d, %p) mask 0x%x\n",
 			__FUNCTION__, irq, intr_dev, mask);
-		__do_IRQ(irq, regs);
+		__do_IRQ(irq);
 		mask &= ~(1 << local_irq);
 	} while (mask);
 
diff --git a/drivers/parisc/eisa.c b/drivers/parisc/eisa.c
index 884965cedec9..e97cecbc4d18 100644
--- a/drivers/parisc/eisa.c
+++ b/drivers/parisc/eisa.c
@@ -199,7 +199,7 @@ static struct hw_interrupt_type eisa_interrupt_type = {
 	.end =		no_end_irq,
 };
 
-static irqreturn_t eisa_irq(int wax_irq, void *intr_dev, struct pt_regs *regs)
+static irqreturn_t eisa_irq(int wax_irq, void *intr_dev)
 {
 	int irq = gsc_readb(0xfc01f000); /* EISA supports 16 irqs */
 	unsigned long flags;
@@ -234,7 +234,7 @@ static irqreturn_t eisa_irq(int wax_irq, void *intr_dev, struct pt_regs *regs)
 	}
 	spin_unlock_irqrestore(&eisa_irq_lock, flags);
 
-	__do_IRQ(irq, regs);
+	__do_IRQ(irq);
    
 	spin_lock_irqsave(&eisa_irq_lock, flags);
 	/* unmask */
@@ -249,7 +249,7 @@ static irqreturn_t eisa_irq(int wax_irq, void *intr_dev, struct pt_regs *regs)
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t dummy_irq2_handler(int _, void *dev, struct pt_regs *regs)
+static irqreturn_t dummy_irq2_handler(int _, void *dev)
 {
 	printk(KERN_ALERT "eisa: uhh, irq2?\n");
 	return IRQ_HANDLED;
diff --git a/drivers/parisc/gsc.c b/drivers/parisc/gsc.c
index b45aa5c675a0..1b3e3fd12d95 100644
--- a/drivers/parisc/gsc.c
+++ b/drivers/parisc/gsc.c
@@ -73,7 +73,7 @@ EXPORT_SYMBOL(gsc_alloc_irq);
 EXPORT_SYMBOL(gsc_claim_irq);
 
 /* Common interrupt demultiplexer used by Asp, Lasi & Wax.  */
-irqreturn_t gsc_asic_intr(int gsc_asic_irq, void *dev, struct pt_regs *regs)
+irqreturn_t gsc_asic_intr(int gsc_asic_irq, void *dev)
 {
 	unsigned long irr;
 	struct gsc_asic *gsc_asic = dev;
@@ -87,7 +87,7 @@ irqreturn_t gsc_asic_intr(int gsc_asic_irq, void *dev, struct pt_regs *regs)
 	do {
 		int local_irq = __ffs(irr);
 		unsigned int irq = gsc_asic->global_irq[local_irq];
-		__do_IRQ(irq, regs);
+		__do_IRQ(irq);
 		irr &= ~(1 << local_irq);
 	} while (irr);
 
diff --git a/drivers/parisc/gsc.h b/drivers/parisc/gsc.h
index a3dc456709d7..762a1babad60 100644
--- a/drivers/parisc/gsc.h
+++ b/drivers/parisc/gsc.h
@@ -44,4 +44,4 @@ void gsc_fixup_irqs(struct parisc_device *parent, void *ctrl,
 		void (*choose)(struct parisc_device *child, void *ctrl));
 void gsc_asic_assign_irq(struct gsc_asic *asic, int local_irq, int *irqp);
 
-irqreturn_t gsc_asic_intr(int irq, void *dev, struct pt_regs *regs);
+irqreturn_t gsc_asic_intr(int irq, void *dev);
diff --git a/drivers/parisc/power.c b/drivers/parisc/power.c
index 2eb3577a88c5..97e9dc066f95 100644
--- a/drivers/parisc/power.c
+++ b/drivers/parisc/power.c
@@ -188,7 +188,7 @@ static void polling_tasklet_func(unsigned long soft_power_reg)
  * powerfail interruption handler (irq IRQ_FROM_REGION(CPU_IRQ_REGION)+2) 
  */
 #if 0
-static void powerfail_interrupt(int code, void *x, struct pt_regs *regs)
+static void powerfail_interrupt(int code, void *x)
 {
 	printk(KERN_CRIT "POWERFAIL INTERRUPTION !\n");
 	poweroff();
diff --git a/drivers/parisc/superio.c b/drivers/parisc/superio.c
index 4ee26a6d9e25..1fd97f7c8b98 100644
--- a/drivers/parisc/superio.c
+++ b/drivers/parisc/superio.c
@@ -94,7 +94,7 @@ static struct superio_device sio_dev;
 #define PFX	SUPERIO ": "
 
 static irqreturn_t
-superio_interrupt(int parent_irq, void *devp, struct pt_regs *regs)
+superio_interrupt(int parent_irq, void *devp)
 {
 	u8 results;
 	u8 local_irq;
@@ -138,7 +138,7 @@ superio_interrupt(int parent_irq, void *devp, struct pt_regs *regs)
 	}
 
 	/* Call the appropriate device's interrupt */
-	__do_IRQ(local_irq, regs);
+	__do_IRQ(local_irq);
 
 	/* set EOI - forces a new interrupt if a lower priority device
 	 * still needs service.
diff --git a/drivers/parport/daisy.c b/drivers/parport/daisy.c
index 83ee095ec6e2..ff9f34453530 100644
--- a/drivers/parport/daisy.c
+++ b/drivers/parport/daisy.c
@@ -216,7 +216,7 @@ void parport_daisy_fini(struct parport *port)
 
 struct pardevice *parport_open(int devnum, const char *name,
 				int (*pf) (void *), void (*kf) (void *),
-				void (*irqf) (int, void *, struct pt_regs *),
+				void (*irqf) (int, void *),
 				int flags, void *handle)
 {
 	struct daisydev *p = topology;
diff --git a/drivers/parport/ieee1284.c b/drivers/parport/ieee1284.c
index 7ff09f0f858f..5accaa7bde31 100644
--- a/drivers/parport/ieee1284.c
+++ b/drivers/parport/ieee1284.c
@@ -571,7 +571,7 @@ static int parport_ieee1284_ack_data_avail (struct parport *port)
 #endif /* IEEE1284 support */
 
 /* Handle an interrupt. */
-void parport_ieee1284_interrupt (int which, void *handle, struct pt_regs *regs)
+void parport_ieee1284_interrupt (int which, void *handle)
 {
 	struct parport *port = handle;
 	parport_ieee1284_wakeup (port);
diff --git a/drivers/parport/parport_amiga.c b/drivers/parport/parport_amiga.c
index 5126e74ac2ec..a0afaee5ebe5 100644
--- a/drivers/parport/parport_amiga.c
+++ b/drivers/parport/parport_amiga.c
@@ -138,9 +138,9 @@ static unsigned char amiga_read_status(struct parport *p)
 }
 
 /* as this ports irq handling is already done, we use a generic funktion */
-static irqreturn_t amiga_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t amiga_interrupt(int irq, void *dev_id)
 {
-	parport_generic_irq(irq, (struct parport *) dev_id, regs);
+	parport_generic_irq(irq, (struct parport *) dev_id);
 	return IRQ_HANDLED;
 }
 
diff --git a/drivers/parport/parport_atari.c b/drivers/parport/parport_atari.c
index 78c3f34108bc..6ea9929b8c7f 100644
--- a/drivers/parport/parport_atari.c
+++ b/drivers/parport/parport_atari.c
@@ -104,9 +104,9 @@ parport_atari_restore_state(struct parport *p, struct parport_state *s)
 }
 
 static irqreturn_t
-parport_atari_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+parport_atari_interrupt(int irq, void *dev_id)
 {
-	parport_generic_irq(irq, (struct parport *) dev_id, regs);
+	parport_generic_irq(irq, (struct parport *) dev_id);
 	return IRQ_HANDLED;
 }
 
diff --git a/drivers/parport/parport_ax88796.c b/drivers/parport/parport_ax88796.c
index 1850632590fd..74f4e9742c6c 100644
--- a/drivers/parport/parport_ax88796.c
+++ b/drivers/parport/parport_ax88796.c
@@ -233,9 +233,9 @@ parport_ax88796_restore_state(struct parport *p, struct parport_state *s)
 }
 
 static irqreturn_t
-parport_ax88796_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+parport_ax88796_interrupt(int irq, void *dev_id)
 {
-        parport_generic_irq(irq, dev_id, regs);
+        parport_generic_irq(irq, dev_id);
         return IRQ_HANDLED;
 }
 
diff --git a/drivers/parport/parport_gsc.c b/drivers/parport/parport_gsc.c
index 7352104f7b30..a7c5ead9a3d3 100644
--- a/drivers/parport/parport_gsc.c
+++ b/drivers/parport/parport_gsc.c
@@ -81,9 +81,9 @@ static int clear_epp_timeout(struct parport *pb)
  * of these are in parport_gsc.h.
  */
 
-static irqreturn_t parport_gsc_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t parport_gsc_interrupt(int irq, void *dev_id)
 {
-	parport_generic_irq(irq, (struct parport *) dev_id, regs);
+	parport_generic_irq(irq, (struct parport *) dev_id);
 	return IRQ_HANDLED;
 }
 
diff --git a/drivers/parport/parport_ip32.c b/drivers/parport/parport_ip32.c
index 46e06e596d73..e3e19277030a 100644
--- a/drivers/parport/parport_ip32.c
+++ b/drivers/parport/parport_ip32.c
@@ -548,10 +548,8 @@ static void parport_ip32_dma_setup_context(unsigned int limit)
  * parport_ip32_dma_interrupt - DMA interrupt handler
  * @irq:	interrupt number
  * @dev_id:	unused
- * @regs:	pointer to &struct pt_regs
  */
-static irqreturn_t parport_ip32_dma_interrupt(int irq, void *dev_id,
-					      struct pt_regs *regs)
+static irqreturn_t parport_ip32_dma_interrupt(int irq, void *dev_id)
 {
 	if (parport_ip32_dma.left)
 		pr_trace(NULL, "(%d): ctx=%d", irq, parport_ip32_dma.ctx);
@@ -560,8 +558,7 @@ static irqreturn_t parport_ip32_dma_interrupt(int irq, void *dev_id,
 }
 
 #if DEBUG_PARPORT_IP32
-static irqreturn_t parport_ip32_merr_interrupt(int irq, void *dev_id,
-					       struct pt_regs *regs)
+static irqreturn_t parport_ip32_merr_interrupt(int irq, void *dev_id)
 {
 	pr_trace1(NULL, "(%d)", irq);
 	return IRQ_HANDLED;
@@ -772,13 +769,11 @@ static inline void parport_ip32_wakeup(struct parport *p)
  * parport_ip32_interrupt - interrupt handler
  * @irq:	interrupt number
  * @dev_id:	pointer to &struct parport
- * @regs:	pointer to &struct pt_regs
  *
  * Caught interrupts are forwarded to the upper parport layer if IRQ_mode is
  * %PARPORT_IP32_IRQ_FWD.
  */
-static irqreturn_t parport_ip32_interrupt(int irq, void *dev_id,
-					  struct pt_regs *regs)
+static irqreturn_t parport_ip32_interrupt(int irq, void *dev_id)
 {
 	struct parport * const p = dev_id;
 	struct parport_ip32_private * const priv = p->physport->private_data;
diff --git a/drivers/parport/parport_mfc3.c b/drivers/parport/parport_mfc3.c
index b2b8092a2b39..e5b0a544de40 100644
--- a/drivers/parport/parport_mfc3.c
+++ b/drivers/parport/parport_mfc3.c
@@ -211,7 +211,7 @@ static void mfc3_change_mode( struct parport *p, int m)
 
 static int use_cnt = 0;
 
-static irqreturn_t mfc3_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t mfc3_interrupt(int irq, void *dev_id)
 {
 	int i;
 
@@ -219,7 +219,7 @@ static irqreturn_t mfc3_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 		if (this_port[i] != NULL)
 			if (pia(this_port[i])->crb & 128) { /* Board caused interrupt */
 				dummy = pia(this_port[i])->pprb; /* clear irq bit */
-				parport_generic_irq(irq, this_port[i], regs);
+				parport_generic_irq(irq, this_port[i]);
 			}
 	return IRQ_HANDLED;
 }
diff --git a/drivers/parport/parport_pc.c b/drivers/parport/parport_pc.c
index fe800dc0be9f..39c96641bc72 100644
--- a/drivers/parport/parport_pc.c
+++ b/drivers/parport/parport_pc.c
@@ -270,9 +270,9 @@ static int clear_epp_timeout(struct parport *pb)
  * of these are in parport_pc.h.
  */
 
-static irqreturn_t parport_pc_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t parport_pc_interrupt(int irq, void *dev_id)
 {
-	parport_generic_irq(irq, (struct parport *) dev_id, regs);
+	parport_generic_irq(irq, (struct parport *) dev_id);
 	/* FIXME! Was it really ours? */
 	return IRQ_HANDLED;
 }
diff --git a/drivers/parport/parport_sunbpp.c b/drivers/parport/parport_sunbpp.c
index fac333b279bf..9793533276ec 100644
--- a/drivers/parport/parport_sunbpp.c
+++ b/drivers/parport/parport_sunbpp.c
@@ -46,9 +46,9 @@
 #define dprintk(x)
 #endif
 
-static irqreturn_t parport_sunbpp_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t parport_sunbpp_interrupt(int irq, void *dev_id)
 {
-	parport_generic_irq(irq, (struct parport *) dev_id, regs);
+	parport_generic_irq(irq, (struct parport *) dev_id);
 	return IRQ_HANDLED;
 }
 
diff --git a/drivers/parport/share.c b/drivers/parport/share.c
index 94dc506b83d1..fd9129e424f9 100644
--- a/drivers/parport/share.c
+++ b/drivers/parport/share.c
@@ -519,7 +519,7 @@ void parport_remove_port(struct parport *port)
 struct pardevice *
 parport_register_device(struct parport *port, const char *name,
 			int (*pf)(void *), void (*kf)(void *),
-			void (*irq_func)(int, void *, struct pt_regs *), 
+			void (*irq_func)(int, void *), 
 			int flags, void *handle)
 {
 	struct pardevice *tmp;
diff --git a/drivers/pci/hotplug/cpci_hotplug_core.c b/drivers/pci/hotplug/cpci_hotplug_core.c
index d5df5871cfa2..d06ab4045134 100644
--- a/drivers/pci/hotplug/cpci_hotplug_core.c
+++ b/drivers/pci/hotplug/cpci_hotplug_core.c
@@ -342,7 +342,7 @@ cpci_hp_unregister_bus(struct pci_bus *bus)
 
 /* This is the interrupt mode interrupt handler */
 static irqreturn_t
-cpci_hp_intr(int irq, void *data, struct pt_regs *regs)
+cpci_hp_intr(int irq, void *data)
 {
 	dbg("entered cpci_hp_intr");
 
diff --git a/drivers/pci/hotplug/cpqphp.h b/drivers/pci/hotplug/cpqphp.h
index c74e9e37e76b..ea040c32f47d 100644
--- a/drivers/pci/hotplug/cpqphp.h
+++ b/drivers/pci/hotplug/cpqphp.h
@@ -409,7 +409,7 @@ extern void cpqhp_remove_debugfs_files		(struct controller *ctrl);
 
 /* controller functions */
 extern void	cpqhp_pushbutton_thread		(unsigned long event_pointer);
-extern irqreturn_t cpqhp_ctrl_intr		(int IRQ, void *data, struct pt_regs *regs);
+extern irqreturn_t cpqhp_ctrl_intr		(int IRQ, void *data);
 extern int	cpqhp_find_available_resources	(struct controller *ctrl, void __iomem *rom_start);
 extern int	cpqhp_event_start_thread	(void);
 extern void	cpqhp_event_stop_thread		(void);
diff --git a/drivers/pci/hotplug/cpqphp_ctrl.c b/drivers/pci/hotplug/cpqphp_ctrl.c
index ae2dd36efef2..3ec2ad7db49a 100644
--- a/drivers/pci/hotplug/cpqphp_ctrl.c
+++ b/drivers/pci/hotplug/cpqphp_ctrl.c
@@ -889,7 +889,7 @@ int cpqhp_resource_sort_and_combine(struct pci_resource **head)
 }
 
 
-irqreturn_t cpqhp_ctrl_intr(int IRQ, void *data, struct pt_regs *regs)
+irqreturn_t cpqhp_ctrl_intr(int IRQ, void *data)
 {
 	struct controller *ctrl = data;
 	u8 schedule_flag = 0;
diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c
index 6ab3b6cd2b54..703a64a39fe8 100644
--- a/drivers/pci/hotplug/pciehp_hpc.c
+++ b/drivers/pci/hotplug/pciehp_hpc.c
@@ -222,7 +222,7 @@ static struct php_ctlr_state_s *php_ctlr_list_head; /* HPC state linked list */
 static int ctlr_seq_num = 0;	/* Controller sequence # */
 static spinlock_t list_lock;
 
-static irqreturn_t pcie_isr(int IRQ, void *dev_id, struct pt_regs *regs);
+static irqreturn_t pcie_isr(int IRQ, void *dev_id);
 
 static void start_int_poll_timer(struct php_ctlr_state_s *php_ctlr, int seconds);
 
@@ -239,7 +239,7 @@ static void int_poll_timeout(unsigned long lphp_ctlr)
 	}
 
 	/* Poll for interrupt events.  regs == NULL => polling */
-	pcie_isr( 0, (void *)php_ctlr, NULL );
+	pcie_isr( 0, (void *)php_ctlr );
 
 	init_timer(&php_ctlr->int_poll_timer);
 
@@ -863,7 +863,7 @@ static int hpc_power_off_slot(struct slot * slot)
 	return retval;
 }
 
-static irqreturn_t pcie_isr(int IRQ, void *dev_id, struct pt_regs *regs)
+static irqreturn_t pcie_isr(int IRQ, void *dev_id)
 {
 	struct controller *ctrl = NULL;
 	struct php_ctlr_state_s *php_ctlr;
diff --git a/drivers/pci/hotplug/shpchp_hpc.c b/drivers/pci/hotplug/shpchp_hpc.c
index 0f9798df4704..4d8aee119134 100644
--- a/drivers/pci/hotplug/shpchp_hpc.c
+++ b/drivers/pci/hotplug/shpchp_hpc.c
@@ -218,7 +218,7 @@ static spinlock_t list_lock;
 
 static atomic_t shpchp_num_controllers = ATOMIC_INIT(0);
 
-static irqreturn_t shpc_isr(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t shpc_isr(int irq, void *dev_id);
 static void start_int_poll_timer(struct php_ctlr_state_s *php_ctlr, int sec);
 static int hpc_check_cmd_status(struct controller *ctrl);
 
@@ -276,7 +276,7 @@ static void int_poll_timeout(unsigned long lphp_ctlr)
 	DBG_ENTER_ROUTINE
 
 	/* Poll for interrupt events.  regs == NULL => polling */
-	shpc_isr(0, php_ctlr->callback_instance_id, NULL);
+	shpc_isr(0, php_ctlr->callback_instance_id);
 
 	init_timer(&php_ctlr->int_poll_timer);
 	if (!shpchp_poll_time)
@@ -870,7 +870,7 @@ static int hpc_set_bus_speed_mode(struct slot * slot, enum pci_bus_speed value)
 	return retval;
 }
 
-static irqreturn_t shpc_isr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t shpc_isr(int irq, void *dev_id)
 {
 	struct controller *ctrl = (struct controller *)dev_id;
 	struct php_ctlr_state_s *php_ctlr = ctrl->hpc_ctlr_handle;
diff --git a/drivers/pci/pcie/aer/aerdrv.c b/drivers/pci/pcie/aer/aerdrv.c
index 0d4ac027d53e..04c43ef529ac 100644
--- a/drivers/pci/pcie/aer/aerdrv.c
+++ b/drivers/pci/pcie/aer/aerdrv.c
@@ -85,11 +85,10 @@ static struct pcie_port_service_driver aerdrv = {
  * aer_irq - Root Port's ISR
  * @irq: IRQ assigned to Root Port
  * @context: pointer to Root Port data structure
- * @r: pointer struct pt_regs
  *
  * Invoked when Root Port detects AER messages.
  **/
-static irqreturn_t aer_irq(int irq, void *context, struct pt_regs * r)
+static irqreturn_t aer_irq(int irq, void *context)
 {
 	unsigned int status, id;
 	struct pcie_device *pdev = (struct pcie_device *)context;
diff --git a/drivers/pcmcia/at91_cf.c b/drivers/pcmcia/at91_cf.c
index 40569f40e90e..7f5df9a9f393 100644
--- a/drivers/pcmcia/at91_cf.c
+++ b/drivers/pcmcia/at91_cf.c
@@ -64,9 +64,9 @@ static int at91_cf_ss_init(struct pcmcia_socket *s)
 	return 0;
 }
 
-static irqreturn_t at91_cf_irq(int irq, void *_cf, struct pt_regs *r)
+static irqreturn_t at91_cf_irq(int irq, void *_cf)
 {
-	struct at91_cf_socket	*cf = (struct at91_cf_socket *) _cf;
+	struct at91_cf_socket *cf = _cf;
 
 	if (irq == cf->board->det_pin) {
 		unsigned present = at91_cf_present(cf);
diff --git a/drivers/pcmcia/hd64465_ss.c b/drivers/pcmcia/hd64465_ss.c
index ad02629c8be2..caca0dc9d30f 100644
--- a/drivers/pcmcia/hd64465_ss.c
+++ b/drivers/pcmcia/hd64465_ss.c
@@ -650,7 +650,7 @@ static int hs_set_mem_map(struct pcmcia_socket *s, struct pccard_mem_map *mem)
  */
 static int hs_irq_demux(int irq, void *dev)
 {
-    	hs_socket_t *sp = (hs_socket_t *)dev;
+    	hs_socket_t *sp = dev;
 	u_int cscr;
     	
     	DPRINTK("hs_irq_demux(irq=%d)\n", irq);
@@ -671,13 +671,12 @@ static int hs_irq_demux(int irq, void *dev)
  * Interrupt handling routine.
  */
  
-static irqreturn_t hs_interrupt(int irq, void *dev, struct pt_regs *regs)
+static irqreturn_t hs_interrupt(int irq, void *dev)
 {
-    	hs_socket_t *sp = (hs_socket_t *)dev;
+    	hs_socket_t *sp = dev;
 	u_int events = 0;
 	u_int cscr;
-	
-	
+
 	cscr = hs_in(sp, CSCR);
 	
 	DPRINTK("hs_interrupt, cscr=%04x\n", cscr);
diff --git a/drivers/pcmcia/i82092.c b/drivers/pcmcia/i82092.c
index 2163aa75a257..82715f448957 100644
--- a/drivers/pcmcia/i82092.c
+++ b/drivers/pcmcia/i82092.c
@@ -315,7 +315,7 @@ static int to_cycles(int ns)
 
 /* Interrupt handler functionality */
 
-static irqreturn_t i82092aa_interrupt(int irq, void *dev, struct pt_regs *regs)
+static irqreturn_t i82092aa_interrupt(int irq, void *dev)
 {
 	int i;
 	int loopcount = 0;
diff --git a/drivers/pcmcia/i82092aa.h b/drivers/pcmcia/i82092aa.h
index 9c14599d0673..b0d453303c5d 100644
--- a/drivers/pcmcia/i82092aa.h
+++ b/drivers/pcmcia/i82092aa.h
@@ -23,7 +23,7 @@
 static int  i82092aa_pci_probe(struct pci_dev *dev, const struct pci_device_id *id);
 static void i82092aa_pci_remove(struct pci_dev *dev);
 static int card_present(int socketno);
-static irqreturn_t i82092aa_interrupt(int irq, void *dev, struct pt_regs *regs);
+static irqreturn_t i82092aa_interrupt(int irq, void *dev);
 
 
 
diff --git a/drivers/pcmcia/i82365.c b/drivers/pcmcia/i82365.c
index 1cc2682394b1..ea74f98a7350 100644
--- a/drivers/pcmcia/i82365.c
+++ b/drivers/pcmcia/i82365.c
@@ -80,7 +80,7 @@ module_param(pc_debug, int, 0644);
 #define debug(lvl, fmt, arg...) do { } while (0)
 #endif
 
-static irqreturn_t i365_count_irq(int, void *, struct pt_regs *);
+static irqreturn_t i365_count_irq(int, void *);
 static inline int _check_irq(int irq, int flags)
 {
     if (request_irq(irq, i365_count_irq, flags, "x", i365_count_irq) != 0)
@@ -498,7 +498,7 @@ static u_int __init set_bridge_opts(u_short s, u_short ns)
 static volatile u_int irq_hits;
 static u_short irq_sock;
 
-static irqreturn_t i365_count_irq(int irq, void *dev, struct pt_regs *regs)
+static irqreturn_t i365_count_irq(int irq, void *dev)
 {
     i365_get(irq_sock, I365_CSC);
     irq_hits++;
@@ -848,8 +848,7 @@ static void __init isa_probe(void)
 
 /*====================================================================*/
 
-static irqreturn_t pcic_interrupt(int irq, void *dev,
-				    struct pt_regs *regs)
+static irqreturn_t pcic_interrupt(int irq, void *dev)
 {
     int i, j, csc;
     u_int events, active;
@@ -898,7 +897,7 @@ static irqreturn_t pcic_interrupt(int irq, void *dev,
 
 static void pcic_interrupt_wrapper(u_long data)
 {
-    pcic_interrupt(0, NULL, NULL);
+    pcic_interrupt(0, NULL);
     poll_timer.expires = jiffies + poll_interval;
     add_timer(&poll_timer);
 }
diff --git a/drivers/pcmcia/m32r_cfc.c b/drivers/pcmcia/m32r_cfc.c
index 9e768eaef17a..36fdaa58458c 100644
--- a/drivers/pcmcia/m32r_cfc.c
+++ b/drivers/pcmcia/m32r_cfc.c
@@ -254,7 +254,7 @@ static pcc_t pcc[] = {
 #endif	/* CONFIG_PLAT_USRV */
 };
 
-static irqreturn_t pcc_interrupt(int, void *, struct pt_regs *);
+static irqreturn_t pcc_interrupt(int, void *);
 
 /*====================================================================*/
 
@@ -372,14 +372,13 @@ static void add_pcc_socket(ulong base, int irq, ulong mapaddr, kio_addr_t ioaddr
 
 /*====================================================================*/
 
-static irqreturn_t pcc_interrupt(int irq, void *dev, struct pt_regs *regs)
+static irqreturn_t pcc_interrupt(int irq, void *dev)
 {
 	int i;
 	u_int events = 0;
 	int handled = 0;
 
-	debug(3, "m32r_cfc: pcc_interrupt: irq=%d, dev=%p, regs=%p\n",
-		irq, dev, regs);
+	debug(3, "m32r_cfc: pcc_interrupt: irq=%d, dev=%p\n", irq, dev);
 	for (i = 0; i < pcc_sockets; i++) {
 		if (socket[i].cs_irq1 != irq && socket[i].cs_irq2 != irq)
 			continue;
diff --git a/drivers/pcmcia/m32r_pcc.c b/drivers/pcmcia/m32r_pcc.c
index 61d50b5620dd..bbf025874d0c 100644
--- a/drivers/pcmcia/m32r_pcc.c
+++ b/drivers/pcmcia/m32r_pcc.c
@@ -267,7 +267,7 @@ static pcc_t pcc[] = {
 	{ "xnux2", 0 }, { "xnux2", 0 },
 };
 
-static irqreturn_t pcc_interrupt(int, void *, struct pt_regs *);
+static irqreturn_t pcc_interrupt(int, void *);
 
 /*====================================================================*/
 
@@ -352,7 +352,7 @@ static void add_pcc_socket(ulong base, int irq, ulong mapaddr, kio_addr_t ioaddr
 
 /*====================================================================*/
 
-static irqreturn_t pcc_interrupt(int irq, void *dev, struct pt_regs *regs)
+static irqreturn_t pcc_interrupt(int irq, void *dev)
 {
 	int i, j, irc;
 	u_int events, active;
@@ -395,7 +395,7 @@ static irqreturn_t pcc_interrupt(int irq, void *dev, struct pt_regs *regs)
 
 static void pcc_interrupt_wrapper(u_long data)
 {
-	pcc_interrupt(0, NULL, NULL);
+	pcc_interrupt(0, NULL);
 	init_timer(&poll_timer);
 	poll_timer.expires = jiffies + poll_interval;
 	add_timer(&poll_timer);
diff --git a/drivers/pcmcia/m8xx_pcmcia.c b/drivers/pcmcia/m8xx_pcmcia.c
index d0f68ab8f041..e070a2896769 100644
--- a/drivers/pcmcia/m8xx_pcmcia.c
+++ b/drivers/pcmcia/m8xx_pcmcia.c
@@ -266,7 +266,7 @@ static const u32 m8xx_size_to_gray[M8XX_SIZES_NO] =
 
 /* ------------------------------------------------------------------------- */
 
-static irqreturn_t m8xx_interrupt(int irq, void *dev, struct pt_regs *regs);
+static irqreturn_t m8xx_interrupt(int irq, void *dev);
 
 #define PCMCIA_BMT_LIMIT (15*4)  /* Bus Monitor Timeout value */
 
@@ -646,7 +646,7 @@ static struct platform_device m8xx_device = {
 static u32 pending_events[PCMCIA_SOCKETS_NO];
 static DEFINE_SPINLOCK(pending_event_lock);
 
-static irqreturn_t m8xx_interrupt(int irq, void *dev, struct pt_regs *regs)
+static irqreturn_t m8xx_interrupt(int irq, void *dev)
 {
 	struct socket_info *s;
 	struct event_table *e;
diff --git a/drivers/pcmcia/omap_cf.c b/drivers/pcmcia/omap_cf.c
index 01be47e72730..c8e838c69766 100644
--- a/drivers/pcmcia/omap_cf.c
+++ b/drivers/pcmcia/omap_cf.c
@@ -102,7 +102,7 @@ static void omap_cf_timer(unsigned long _cf)
  * claim the card's IRQ.  It may also detect some card insertions, but
  * not removals; it can't always eliminate timer irqs.
  */
-static irqreturn_t omap_cf_irq(int irq, void *_cf, struct pt_regs *r)
+static irqreturn_t omap_cf_irq(int irq, void *_cf)
 {
 	omap_cf_timer((unsigned long)_cf);
 	return IRQ_HANDLED;
diff --git a/drivers/pcmcia/pcmcia_resource.c b/drivers/pcmcia/pcmcia_resource.c
index c8323399e9e4..74cebd424032 100644
--- a/drivers/pcmcia/pcmcia_resource.c
+++ b/drivers/pcmcia/pcmcia_resource.c
@@ -784,7 +784,7 @@ EXPORT_SYMBOL(pcmcia_request_io);
  */
 
 #ifdef CONFIG_PCMCIA_PROBE
-static irqreturn_t test_action(int cpl, void *dev_id, struct pt_regs *regs)
+static irqreturn_t test_action(int cpl, void *dev_id)
 {
 	return IRQ_NONE;
 }
diff --git a/drivers/pcmcia/pd6729.c b/drivers/pcmcia/pd6729.c
index 22c5e7427ddd..c83a0a6b158f 100644
--- a/drivers/pcmcia/pd6729.c
+++ b/drivers/pcmcia/pd6729.c
@@ -182,7 +182,7 @@ static void indirect_write16(struct pd6729_socket *socket, unsigned short reg,
 
 /* Interrupt handler functionality */
 
-static irqreturn_t pd6729_interrupt(int irq, void *dev, struct pt_regs *regs)
+static irqreturn_t pd6729_interrupt(int irq, void *dev)
 {
 	struct pd6729_socket *socket = (struct pd6729_socket *)dev;
 	int i;
@@ -249,7 +249,7 @@ static void pd6729_interrupt_wrapper(unsigned long data)
 {
 	struct pd6729_socket *socket = (struct pd6729_socket *) data;
 
-	pd6729_interrupt(0, (void *)socket, NULL);
+	pd6729_interrupt(0, (void *)socket);
 	mod_timer(&socket->poll_timer, jiffies + HZ);
 }
 
@@ -575,7 +575,7 @@ static struct pccard_operations pd6729_operations = {
 	.set_mem_map		= pd6729_set_mem_map,
 };
 
-static irqreturn_t pd6729_test(int irq, void *dev, struct pt_regs *regs)
+static irqreturn_t pd6729_test(int irq, void *dev)
 {
 	dprintk("-> hit on irq %d\n", irq);
 	return IRQ_HANDLED;
diff --git a/drivers/pcmcia/soc_common.c b/drivers/pcmcia/soc_common.c
index ecaa132fa592..3627e52e0c27 100644
--- a/drivers/pcmcia/soc_common.c
+++ b/drivers/pcmcia/soc_common.c
@@ -256,7 +256,7 @@ static void soc_common_pcmcia_poll_event(unsigned long dummy)
  * handling code performs scheduling operations which cannot be
  * executed from within an interrupt context.
  */
-static irqreturn_t soc_common_pcmcia_interrupt(int irq, void *dev, struct pt_regs *regs)
+static irqreturn_t soc_common_pcmcia_interrupt(int irq, void *dev)
 {
 	struct soc_pcmcia_socket *skt = dev;
 
diff --git a/drivers/pcmcia/tcic.c b/drivers/pcmcia/tcic.c
index 65a60671659f..2d2f415f80a8 100644
--- a/drivers/pcmcia/tcic.c
+++ b/drivers/pcmcia/tcic.c
@@ -116,7 +116,7 @@ module_param(cycle_time, int, 0444);
 
 /*====================================================================*/
 
-static irqreturn_t tcic_interrupt(int irq, void *dev, struct pt_regs *regs);
+static irqreturn_t tcic_interrupt(int irq, void *dev);
 static void tcic_timer(u_long data);
 static struct pccard_operations tcic_operations;
 
@@ -218,7 +218,7 @@ static int to_cycles(int ns)
 
 static volatile u_int irq_hits;
 
-static irqreturn_t __init tcic_irq_count(int irq, void *dev, struct pt_regs *regs)
+static irqreturn_t __init tcic_irq_count(int irq, void *dev)
 {
     irq_hits++;
     return IRQ_HANDLED;
@@ -505,7 +505,7 @@ static int __init init_tcic(void)
     }
     
     /* jump start interrupt handler, if needed */
-    tcic_interrupt(0, NULL, NULL);
+    tcic_interrupt(0, NULL);
 
     platform_device_register(&tcic_device);
 
@@ -547,7 +547,7 @@ static void __exit exit_tcic(void)
 
 /*====================================================================*/
 
-static irqreturn_t tcic_interrupt(int irq, void *dev, struct pt_regs *regs)
+static irqreturn_t tcic_interrupt(int irq, void *dev)
 {
     int i, quick = 0;
     u_char latch, sstat;
@@ -606,7 +606,7 @@ static void tcic_timer(u_long data)
 {
     debug(2, "tcic_timer()\n");
     tcic_timer_pending = 0;
-    tcic_interrupt(0, NULL, NULL);
+    tcic_interrupt(0, NULL);
 } /* tcic_timer */
 
 /*====================================================================*/
diff --git a/drivers/pcmcia/vrc4171_card.c b/drivers/pcmcia/vrc4171_card.c
index e076a13db555..e90d8e8c5fd6 100644
--- a/drivers/pcmcia/vrc4171_card.c
+++ b/drivers/pcmcia/vrc4171_card.c
@@ -514,7 +514,7 @@ static inline unsigned int get_events(int slot)
 	return events;
 }
 
-static irqreturn_t pccard_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t pccard_interrupt(int irq, void *dev_id)
 {
 	vrc4171_socket_t *socket;
 	unsigned int events;
diff --git a/drivers/pcmcia/vrc4173_cardu.c b/drivers/pcmcia/vrc4173_cardu.c
index d19a9138135f..812f038e9bda 100644
--- a/drivers/pcmcia/vrc4173_cardu.c
+++ b/drivers/pcmcia/vrc4173_cardu.c
@@ -440,7 +440,7 @@ static uint16_t get_events(vrc4173_socket_t *socket)
 	return events;
 }
 
-static void cardu_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static void cardu_interrupt(int irq, void *dev_id)
 {
 	vrc4173_socket_t *socket = (vrc4173_socket_t *)dev_id;
 	uint16_t events;
diff --git a/drivers/pcmcia/yenta_socket.c b/drivers/pcmcia/yenta_socket.c
index 1344746381e8..26229d9da762 100644
--- a/drivers/pcmcia/yenta_socket.c
+++ b/drivers/pcmcia/yenta_socket.c
@@ -442,7 +442,7 @@ static int yenta_set_mem_map(struct pcmcia_socket *sock, struct pccard_mem_map *
 
 
 
-static irqreturn_t yenta_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t yenta_interrupt(int irq, void *dev_id)
 {
 	unsigned int events;
 	struct yenta_socket *socket = (struct yenta_socket *) dev_id;
@@ -478,7 +478,7 @@ static void yenta_interrupt_wrapper(unsigned long data)
 {
 	struct yenta_socket *socket = (struct yenta_socket *) data;
 
-	yenta_interrupt(0, (void *)socket, NULL);
+	yenta_interrupt(0, (void *)socket);
 	socket->poll_timer.expires = jiffies + HZ;
 	add_timer(&socket->poll_timer);
 }
@@ -896,7 +896,7 @@ static unsigned int yenta_probe_irq(struct yenta_socket *socket, u32 isa_irq_mas
 #ifdef CONFIG_YENTA_TI
 
 /* interrupt handler, only used during probing */
-static irqreturn_t yenta_probe_handler(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t yenta_probe_handler(int irq, void *dev_id)
 {
 	struct yenta_socket *socket = (struct yenta_socket *) dev_id;
 	u8 csc;
diff --git a/drivers/pnp/resource.c b/drivers/pnp/resource.c
index 5c8ec21e1086..a685fbec4604 100644
--- a/drivers/pnp/resource.c
+++ b/drivers/pnp/resource.c
@@ -348,7 +348,7 @@ int pnp_check_mem(struct pnp_dev * dev, int idx)
 	return 1;
 }
 
-static irqreturn_t pnp_test_handler(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t pnp_test_handler(int irq, void *dev_id)
 {
 	return IRQ_HANDLED;
 }
diff --git a/drivers/rtc/rtc-at91.c b/drivers/rtc/rtc-at91.c
index c0714da44920..bd61e99540a3 100644
--- a/drivers/rtc/rtc-at91.c
+++ b/drivers/rtc/rtc-at91.c
@@ -238,8 +238,7 @@ static int at91_rtc_proc(struct device *dev, struct seq_file *seq)
 /*
  * IRQ handler for the RTC
  */
-static irqreturn_t at91_rtc_interrupt(int irq, void *dev_id,
-					struct pt_regs *regs)
+static irqreturn_t at91_rtc_interrupt(int irq, void *dev_id)
 {
 	struct platform_device *pdev = dev_id;
 	struct rtc_device *rtc = platform_get_drvdata(pdev);
diff --git a/drivers/rtc/rtc-ds1553.c b/drivers/rtc/rtc-ds1553.c
index 9647188fee2c..78552e6e76aa 100644
--- a/drivers/rtc/rtc-ds1553.c
+++ b/drivers/rtc/rtc-ds1553.c
@@ -189,8 +189,7 @@ static int ds1553_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
 	return 0;
 }
 
-static irqreturn_t ds1553_rtc_interrupt(int irq, void *dev_id,
-					struct pt_regs *regs)
+static irqreturn_t ds1553_rtc_interrupt(int irq, void *dev_id)
 {
 	struct platform_device *pdev = dev_id;
 	struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
diff --git a/drivers/rtc/rtc-pl031.c b/drivers/rtc/rtc-pl031.c
index 739d1a6e14eb..f13daa9fecaa 100644
--- a/drivers/rtc/rtc-pl031.c
+++ b/drivers/rtc/rtc-pl031.c
@@ -47,7 +47,7 @@ struct pl031_local {
 	void __iomem *base;
 };
 
-static irqreturn_t pl031_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t pl031_interrupt(int irq, void *dev_id)
 {
 	struct rtc_device *rtc = dev_id;
 
diff --git a/drivers/rtc/rtc-s3c.c b/drivers/rtc/rtc-s3c.c
index 625dad2eeb4f..e301dea57bb3 100644
--- a/drivers/rtc/rtc-s3c.c
+++ b/drivers/rtc/rtc-s3c.c
@@ -46,7 +46,7 @@ static unsigned int tick_count;
 
 /* IRQ Handlers */
 
-static irqreturn_t s3c_rtc_alarmirq(int irq, void *id, struct pt_regs *r)
+static irqreturn_t s3c_rtc_alarmirq(int irq, void *id)
 {
 	struct rtc_device *rdev = id;
 
@@ -54,7 +54,7 @@ static irqreturn_t s3c_rtc_alarmirq(int irq, void *id, struct pt_regs *r)
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t s3c_rtc_tickirq(int irq, void *id, struct pt_regs *r)
+static irqreturn_t s3c_rtc_tickirq(int irq, void *id)
 {
 	struct rtc_device *rdev = id;
 
diff --git a/drivers/rtc/rtc-sa1100.c b/drivers/rtc/rtc-sa1100.c
index 439c41aea31c..bd4d7d174ef4 100644
--- a/drivers/rtc/rtc-sa1100.c
+++ b/drivers/rtc/rtc-sa1100.c
@@ -68,8 +68,7 @@ static int rtc_update_alarm(struct rtc_time *alrm)
 	return ret;
 }
 
-static irqreturn_t sa1100_rtc_interrupt(int irq, void *dev_id,
-		struct pt_regs *regs)
+static irqreturn_t sa1100_rtc_interrupt(int irq, void *dev_id)
 {
 	struct platform_device *pdev = to_platform_device(dev_id);
 	struct rtc_device *rtc = platform_get_drvdata(pdev);
@@ -106,8 +105,7 @@ static irqreturn_t sa1100_rtc_interrupt(int irq, void *dev_id,
 
 static int rtc_timer1_count;
 
-static irqreturn_t timer1_interrupt(int irq, void *dev_id,
-		struct pt_regs *regs)
+static irqreturn_t timer1_interrupt(int irq, void *dev_id)
 {
 	struct platform_device *pdev = to_platform_device(dev_id);
 	struct rtc_device *rtc = platform_get_drvdata(pdev);
diff --git a/drivers/rtc/rtc-sh.c b/drivers/rtc/rtc-sh.c
index d2ce0c8bb8f3..8b6efcc05058 100644
--- a/drivers/rtc/rtc-sh.c
+++ b/drivers/rtc/rtc-sh.c
@@ -73,7 +73,7 @@ struct sh_rtc {
 	spinlock_t lock;
 };
 
-static irqreturn_t sh_rtc_interrupt(int irq, void *id, struct pt_regs *regs)
+static irqreturn_t sh_rtc_interrupt(int irq, void *id)
 {
 	struct platform_device *pdev = id;
 	struct sh_rtc *rtc = platform_get_drvdata(pdev);
@@ -97,7 +97,7 @@ static irqreturn_t sh_rtc_interrupt(int irq, void *id, struct pt_regs *regs)
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t sh_rtc_periodic(int irq, void *id, struct pt_regs *regs)
+static irqreturn_t sh_rtc_periodic(int irq, void *id)
 {
 	struct sh_rtc *rtc = dev_get_drvdata(id);
 
diff --git a/drivers/rtc/rtc-vr41xx.c b/drivers/rtc/rtc-vr41xx.c
index 58e5ed0aa127..e40322b71938 100644
--- a/drivers/rtc/rtc-vr41xx.c
+++ b/drivers/rtc/rtc-vr41xx.c
@@ -268,7 +268,7 @@ static int vr41xx_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long
 	return 0;
 }
 
-static irqreturn_t elapsedtime_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t elapsedtime_interrupt(int irq, void *dev_id)
 {
 	struct platform_device *pdev = (struct platform_device *)dev_id;
 	struct rtc_device *rtc = platform_get_drvdata(pdev);
@@ -280,7 +280,7 @@ static irqreturn_t elapsedtime_interrupt(int irq, void *dev_id, struct pt_regs *
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t rtclong1_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t rtclong1_interrupt(int irq, void *dev_id)
 {
 	struct platform_device *pdev = (struct platform_device *)dev_id;
 	struct rtc_device *rtc = platform_get_drvdata(pdev);
diff --git a/drivers/s390/block/dasd_diag.c b/drivers/s390/block/dasd_diag.c
index 222a8a71a5e8..53db58a68617 100644
--- a/drivers/s390/block/dasd_diag.c
+++ b/drivers/s390/block/dasd_diag.c
@@ -218,7 +218,7 @@ dasd_diag_term_IO(struct dasd_ccw_req * cqr)
 
 /* Handle external interruption. */
 static void
-dasd_ext_handler(struct pt_regs *regs, __u16 code)
+dasd_ext_handler(__u16 code)
 {
 	struct dasd_ccw_req *cqr, *next;
 	struct dasd_device *device;
diff --git a/drivers/s390/char/ctrlchar.c b/drivers/s390/char/ctrlchar.c
index d83eb6358bac..49e9628d9297 100644
--- a/drivers/s390/char/ctrlchar.c
+++ b/drivers/s390/char/ctrlchar.c
@@ -20,7 +20,7 @@ static int ctrlchar_sysrq_key;
 static void
 ctrlchar_handle_sysrq(void *tty)
 {
-	handle_sysrq(ctrlchar_sysrq_key, NULL, (struct tty_struct *) tty);
+	handle_sysrq(ctrlchar_sysrq_key, (struct tty_struct *) tty);
 }
 
 static DECLARE_WORK(ctrlchar_work, ctrlchar_handle_sysrq, NULL);
diff --git a/drivers/s390/char/keyboard.c b/drivers/s390/char/keyboard.c
index 3be06569180d..e3491a5f5219 100644
--- a/drivers/s390/char/keyboard.c
+++ b/drivers/s390/char/keyboard.c
@@ -304,7 +304,7 @@ kbd_keycode(struct kbd_data *kbd, unsigned int keycode)
 		if (kbd->sysrq) {
 			if (kbd->sysrq == K(KT_LATIN, '-')) {
 				kbd->sysrq = 0;
-				handle_sysrq(value, NULL, kbd->tty);
+				handle_sysrq(value, kbd->tty);
 				return;
 			}
 			if (value == '-') {
diff --git a/drivers/s390/char/monwriter.c b/drivers/s390/char/monwriter.c
index 1e3939aeb8ab..4362ff260244 100644
--- a/drivers/s390/char/monwriter.c
+++ b/drivers/s390/char/monwriter.c
@@ -26,6 +26,7 @@
 #define MONWRITE_MAX_DATALEN	4024
 
 static int mon_max_bufs = 255;
+static int mon_buf_count;
 
 struct mon_buf {
 	struct list_head list;
@@ -40,7 +41,6 @@ struct mon_private {
 	size_t hdr_to_read;
 	size_t data_to_read;
 	struct mon_buf *current_buf;
-	int mon_buf_count;
 };
 
 /*
@@ -99,13 +99,13 @@ static int monwrite_new_hdr(struct mon_private *monpriv)
 			rc = monwrite_diag(monhdr, monbuf->data,
 					   APPLDATA_STOP_REC);
 			list_del(&monbuf->list);
-			monpriv->mon_buf_count--;
+			mon_buf_count--;
 			kfree(monbuf->data);
 			kfree(monbuf);
 			monbuf = NULL;
 		}
 	} else {
-		if (monpriv->mon_buf_count >= mon_max_bufs)
+		if (mon_buf_count >= mon_max_bufs)
 			return -ENOSPC;
 		monbuf = kzalloc(sizeof(struct mon_buf), GFP_KERNEL);
 		if (!monbuf)
@@ -118,7 +118,7 @@ static int monwrite_new_hdr(struct mon_private *monpriv)
 		}
 		monbuf->hdr = *monhdr;
 		list_add_tail(&monbuf->list, &monpriv->list);
-		monpriv->mon_buf_count++;
+		mon_buf_count++;
 	}
 	monpriv->current_buf = monbuf;
 	return 0;
@@ -186,7 +186,7 @@ static int monwrite_close(struct inode *inode, struct file *filp)
 		if (entry->hdr.mon_function != MONWRITE_GEN_EVENT)
 			monwrite_diag(&entry->hdr, entry->data,
 				      APPLDATA_STOP_REC);
-		monpriv->mon_buf_count--;
+		mon_buf_count--;
 		list_del(&entry->list);
 		kfree(entry->data);
 		kfree(entry);
diff --git a/drivers/s390/char/sclp.c b/drivers/s390/char/sclp.c
index 31e335751d6d..8a056df09d6b 100644
--- a/drivers/s390/char/sclp.c
+++ b/drivers/s390/char/sclp.c
@@ -324,7 +324,7 @@ __sclp_find_req(u32 sccb)
  * Prepare read event data request if necessary. Start processing of next
  * request on queue. */
 static void
-sclp_interrupt_handler(struct pt_regs *regs, __u16 code)
+sclp_interrupt_handler(__u16 code)
 {
 	struct sclp_req *req;
 	u32 finished_sccb;
@@ -743,7 +743,7 @@ EXPORT_SYMBOL(sclp_reactivate);
 /* Handler for external interruption used during initialization. Modify
  * request state to done. */
 static void
-sclp_check_handler(struct pt_regs *regs, __u16 code)
+sclp_check_handler(__u16 code)
 {
 	u32 finished_sccb;
 
diff --git a/drivers/s390/cio/chsc.c b/drivers/s390/cio/chsc.c
index 3bb4e472d73d..07c7f19339d2 100644
--- a/drivers/s390/cio/chsc.c
+++ b/drivers/s390/cio/chsc.c
@@ -200,11 +200,13 @@ css_get_ssd_info(struct subchannel *sch)
 	spin_unlock_irq(&sch->lock);
 	free_page((unsigned long)page);
 	if (!ret) {
-		int j, chpid;
+		int j, chpid, mask;
 		/* Allocate channel path structures, if needed. */
 		for (j = 0; j < 8; j++) {
+			mask = 0x80 >> j;
 			chpid = sch->ssd_info.chpid[j];
-			if (chpid && (get_chp_status(chpid) < 0))
+			if ((sch->schib.pmcw.pim & mask) &&
+			    (get_chp_status(chpid) < 0))
 			    new_channel_path(chpid);
 		}
 	}
@@ -222,13 +224,15 @@ s390_subchannel_remove_chpid(struct device *dev, void *data)
 
 	sch = to_subchannel(dev);
 	chpid = data;
-	for (j = 0; j < 8; j++)
-		if (sch->schib.pmcw.chpid[j] == chpid->id)
+	for (j = 0; j < 8; j++) {
+		mask = 0x80 >> j;
+		if ((sch->schib.pmcw.pim & mask) &&
+		    (sch->schib.pmcw.chpid[j] == chpid->id))
 			break;
+	}
 	if (j >= 8)
 		return 0;
 
-	mask = 0x80 >> j;
 	spin_lock_irq(&sch->lock);
 
 	stsch(sch->schid, &schib);
@@ -620,7 +624,7 @@ __chp_add_new_sch(struct subchannel_id schid)
 static int
 __chp_add(struct subchannel_id schid, void *data)
 {
-	int i;
+	int i, mask;
 	struct channel_path *chp;
 	struct subchannel *sch;
 
@@ -630,8 +634,10 @@ __chp_add(struct subchannel_id schid, void *data)
 		/* Check if the subchannel is now available. */
 		return __chp_add_new_sch(schid);
 	spin_lock_irq(&sch->lock);
-	for (i=0; i<8; i++)
-		if (sch->schib.pmcw.chpid[i] == chp->id) {
+	for (i=0; i<8; i++) {
+		mask = 0x80 >> i;
+		if ((sch->schib.pmcw.pim & mask) &&
+		    (sch->schib.pmcw.chpid[i] == chp->id)) {
 			if (stsch(sch->schid, &sch->schib) != 0) {
 				/* Endgame. */
 				spin_unlock_irq(&sch->lock);
@@ -639,6 +645,7 @@ __chp_add(struct subchannel_id schid, void *data)
 			}
 			break;
 		}
+	}
 	if (i==8) {
 		spin_unlock_irq(&sch->lock);
 		return 0;
@@ -646,7 +653,7 @@ __chp_add(struct subchannel_id schid, void *data)
 	sch->lpm = ((sch->schib.pmcw.pim &
 		     sch->schib.pmcw.pam &
 		     sch->schib.pmcw.pom)
-		    | 0x80 >> i) & sch->opm;
+		    | mask) & sch->opm;
 
 	if (sch->driver && sch->driver->verify)
 		sch->driver->verify(&sch->dev);
diff --git a/drivers/s390/cio/cio.c b/drivers/s390/cio/cio.c
index 2e2882daefbb..f18b1623cad7 100644
--- a/drivers/s390/cio/cio.c
+++ b/drivers/s390/cio/cio.c
@@ -19,6 +19,7 @@
 #include <asm/cio.h>
 #include <asm/delay.h>
 #include <asm/irq.h>
+#include <asm/irq_regs.h>
 #include <asm/setup.h>
 #include "airq.h"
 #include "cio.h"
@@ -606,15 +607,17 @@ do_IRQ (struct pt_regs *regs)
 	struct tpi_info *tpi_info;
 	struct subchannel *sch;
 	struct irb *irb;
+	struct pt_regs *old_regs;
 
 	irq_enter ();
+	old_regs = set_irq_regs(regs);
 	asm volatile ("mc 0,0");
 	if (S390_lowcore.int_clock >= S390_lowcore.jiffy_timer)
 		/**
 		 * Make sure that the i/o interrupt did not "overtake"
 		 * the last HZ timer interrupt.
 		 */
-		account_ticks(regs);
+		account_ticks();
 	/*
 	 * Get interrupt information from lowcore
 	 */
@@ -652,6 +655,7 @@ do_IRQ (struct pt_regs *regs)
 		 * out of the sie which costs more cycles than it saves.
 		 */
 	} while (!MACHINE_IS_VM && tpi (NULL) != 0);
+	set_irq_regs(old_regs);
 	irq_exit ();
 }
 
diff --git a/drivers/s390/crypto/ap_bus.c b/drivers/s390/crypto/ap_bus.c
index cd30f37fceae..c5ccd20b110c 100644
--- a/drivers/s390/crypto/ap_bus.c
+++ b/drivers/s390/crypto/ap_bus.c
@@ -1062,7 +1062,7 @@ static int ap_poll_thread(void *data)
 	unsigned long flags;
 	int requests;
 
-	set_user_nice(current, -20);
+	set_user_nice(current, 19);
 	while (1) {
 		if (need_resched()) {
 			schedule();
diff --git a/drivers/s390/net/iucv.c b/drivers/s390/net/iucv.c
index 809dd8d7f47a..1476ce2b437c 100644
--- a/drivers/s390/net/iucv.c
+++ b/drivers/s390/net/iucv.c
@@ -116,7 +116,7 @@ static DEFINE_SPINLOCK(iucv_irq_queue_lock);
  *Internal function prototypes
  */
 static void iucv_tasklet_handler(unsigned long);
-static void iucv_irq_handler(struct pt_regs *, __u16);
+static void iucv_irq_handler(__u16);
 
 static DECLARE_TASKLET(iucv_tasklet,iucv_tasklet_handler,0);
 
@@ -2251,7 +2251,7 @@ iucv_sever(__u16 pathid, __u8 user_data[16])
  * Places the interrupt buffer on a queue and schedules iucv_tasklet_handler().
  */
 static void
-iucv_irq_handler(struct pt_regs *regs, __u16 code)
+iucv_irq_handler(__u16 code)
 {
 	iucv_irqdata *irqdata;
 
diff --git a/drivers/s390/scsi/zfcp_erp.c b/drivers/s390/scsi/zfcp_erp.c
index 862a411a4aa0..c88babce9bca 100644
--- a/drivers/s390/scsi/zfcp_erp.c
+++ b/drivers/s390/scsi/zfcp_erp.c
@@ -1987,7 +1987,7 @@ zfcp_erp_adapter_strategy_open_qdio(struct zfcp_erp_action *erp_action)
 		sbale = &(adapter->response_queue.buffer[i]->element[0]);
 		sbale->length = 0;
 		sbale->flags = SBAL_FLAGS_LAST_ENTRY;
-		sbale->addr = 0;
+		sbale->addr = NULL;
 	}
 
 	ZFCP_LOG_TRACE("calling do_QDIO on adapter %s (flags=0x%x, "
diff --git a/drivers/sbus/char/aurora.c b/drivers/sbus/char/aurora.c
index a305d4091547..a54b4ac67568 100644
--- a/drivers/sbus/char/aurora.c
+++ b/drivers/sbus/char/aurora.c
@@ -254,7 +254,7 @@ for(i=0;i<TYPE_1_IRQS;i++)
 return 0;
 }
 
-static irqreturn_t aurora_interrupt(int irq, void * dev_id, struct pt_regs * regs);
+static irqreturn_t aurora_interrupt(int irq, void * dev_id);
 
 /* Main probing routine, also sets irq. */
 static int aurora_probe(void)
@@ -689,7 +689,7 @@ static void aurora_check_modem(struct Aurora_board const * bp, int chip)
 }
 
 /* The main interrupt processing routine */
-static irqreturn_t aurora_interrupt(int irq, void * dev_id, struct pt_regs * regs)
+static irqreturn_t aurora_interrupt(int irq, void * dev_id)
 {
 	unsigned char status;
 	unsigned char ack,chip/*,chip_id*/;
diff --git a/drivers/sbus/char/bbc_i2c.c b/drivers/sbus/char/bbc_i2c.c
index 7186235594f9..22631f8b9b48 100644
--- a/drivers/sbus/char/bbc_i2c.c
+++ b/drivers/sbus/char/bbc_i2c.c
@@ -331,7 +331,7 @@ EXPORT_SYMBOL(bbc_i2c_readb);
 EXPORT_SYMBOL(bbc_i2c_write_buf);
 EXPORT_SYMBOL(bbc_i2c_read_buf);
 
-static irqreturn_t bbc_i2c_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t bbc_i2c_interrupt(int irq, void *dev_id)
 {
 	struct bbc_i2c_bus *bp = dev_id;
 
diff --git a/drivers/sbus/char/cpwatchdog.c b/drivers/sbus/char/cpwatchdog.c
index 40b6fc86f6a8..f5803ecb1999 100644
--- a/drivers/sbus/char/cpwatchdog.c
+++ b/drivers/sbus/char/cpwatchdog.c
@@ -185,7 +185,7 @@ MODULE_SUPPORTED_DEVICE
 #ifdef WD_DEBUG
 static void wd_dumpregs(void);
 #endif
-static irqreturn_t wd_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t wd_interrupt(int irq, void *dev_id);
 static void wd_toggleintr(struct wd_timer* pTimer, int enable);
 static void wd_pingtimer(struct wd_timer* pTimer);
 static void wd_starttimer(struct wd_timer* pTimer);
@@ -444,7 +444,7 @@ static ssize_t wd_read(struct file * file, char __user *buffer,
 #endif /* ifdef WD_DEBUG */
 }
 
-static irqreturn_t wd_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t wd_interrupt(int irq, void *dev_id)
 {
 	/* Only WD0 will interrupt-- others are NMI and we won't
 	 * see them here....
diff --git a/drivers/sbus/char/openprom.c b/drivers/sbus/char/openprom.c
index 2f698763ba5d..81ba2d71cee2 100644
--- a/drivers/sbus/char/openprom.c
+++ b/drivers/sbus/char/openprom.c
@@ -630,7 +630,7 @@ static int openprom_ioctl(struct inode * inode, struct file * file,
 	case OPROMPATH2NODE:
 		if ((file->f_mode & FMODE_READ) == 0)
 			return -EPERM;
-		return openprom_sunos_ioctl(inode, file, cmd, arg, 0);
+		return openprom_sunos_ioctl(inode, file, cmd, arg, NULL);
 
 	case OPIOCGET:
 	case OPIOCNEXTPROP:
diff --git a/drivers/sbus/char/uctrl.c b/drivers/sbus/char/uctrl.c
index 575b1f7ed410..b30372f17f1c 100644
--- a/drivers/sbus/char/uctrl.c
+++ b/drivers/sbus/char/uctrl.c
@@ -217,7 +217,7 @@ uctrl_open(struct inode *inode, struct file *file)
 	return 0;
 }
 
-static irqreturn_t uctrl_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t uctrl_interrupt(int irq, void *dev_id)
 {
 	struct uctrl_driver *driver = (struct uctrl_driver *)dev_id;
 	printk("in uctrl_interrupt\n");
@@ -400,7 +400,7 @@ static int __init ts102_uctrl_init(void)
 	}
 
 	driver->regs->uctrl_intr = UCTRL_INTR_RXNE_REQ|UCTRL_INTR_RXNE_MSK;
-	printk("uctrl: 0x%x (irq %d)\n", driver->regs, driver->irq);
+	printk("uctrl: 0x%p (irq %d)\n", driver->regs, driver->irq);
 	uctrl_get_event_status();
 	uctrl_get_external_status();
         return 0;
diff --git a/drivers/scsi/3w-9xxx.c b/drivers/scsi/3w-9xxx.c
index da173159cedb..5f8c26cd66ca 100644
--- a/drivers/scsi/3w-9xxx.c
+++ b/drivers/scsi/3w-9xxx.c
@@ -1192,7 +1192,7 @@ out:
 } /* End twa_initialize_device_extension() */
 
 /* This function is the interrupt service routine */
-static irqreturn_t twa_interrupt(int irq, void *dev_instance, struct pt_regs *regs)
+static irqreturn_t twa_interrupt(int irq, void *dev_instance)
 {
 	int request_id, error = 0;
 	u32 status_reg_value;
diff --git a/drivers/scsi/3w-xxxx.c b/drivers/scsi/3w-xxxx.c
index 2d4cb6721fa6..99a259c5a0c0 100644
--- a/drivers/scsi/3w-xxxx.c
+++ b/drivers/scsi/3w-xxxx.c
@@ -2078,8 +2078,7 @@ static int tw_scsi_queue(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd
 } /* End tw_scsi_queue() */
 
 /* This function is the interrupt service routine */
-static irqreturn_t tw_interrupt(int irq, void *dev_instance,
-		     struct pt_regs *regs) 
+static irqreturn_t tw_interrupt(int irq, void *dev_instance) 
 {
 	int request_id;
 	u32 status_reg_value;
diff --git a/drivers/scsi/53c700.c b/drivers/scsi/53c700.c
index 15ce40a7053a..562432d017b0 100644
--- a/drivers/scsi/53c700.c
+++ b/drivers/scsi/53c700.c
@@ -1462,7 +1462,7 @@ NCR_700_start_command(struct scsi_cmnd *SCp)
 }
 
 irqreturn_t
-NCR_700_intr(int irq, void *dev_id, struct pt_regs *regs)
+NCR_700_intr(int irq, void *dev_id)
 {
 	struct Scsi_Host *host = (struct Scsi_Host *)dev_id;
 	struct NCR_700_Host_Parameters *hostdata =
diff --git a/drivers/scsi/53c700.h b/drivers/scsi/53c700.h
index 97ebe71b701b..f5c3caf344a7 100644
--- a/drivers/scsi/53c700.h
+++ b/drivers/scsi/53c700.h
@@ -57,7 +57,7 @@ struct NCR_700_Host_Parameters;
 struct Scsi_Host *NCR_700_detect(struct scsi_host_template *,
 		struct NCR_700_Host_Parameters *, struct device *);
 int NCR_700_release(struct Scsi_Host *host);
-irqreturn_t NCR_700_intr(int, void *, struct pt_regs *);
+irqreturn_t NCR_700_intr(int, void *);
 
 
 enum NCR_700_Host_State {
diff --git a/drivers/scsi/53c7xx.c b/drivers/scsi/53c7xx.c
index acf292736b4e..640536ef77dc 100644
--- a/drivers/scsi/53c7xx.c
+++ b/drivers/scsi/53c7xx.c
@@ -323,7 +323,7 @@ static int shutdown (struct Scsi_Host *host);
 static void abnormal_finished (struct NCR53c7x0_cmd *cmd, int result);
 static int disable (struct Scsi_Host *host);
 static int NCR53c7xx_run_tests (struct Scsi_Host *host);
-static irqreturn_t NCR53c7x0_intr(int irq, void *dev_id, struct pt_regs * regs);
+static irqreturn_t NCR53c7x0_intr(int irq, void *dev_id);
 static void NCR53c7x0_intfly (struct Scsi_Host *host);
 static int ncr_halt (struct Scsi_Host *host);
 static void intr_phase_mismatch (struct Scsi_Host *host, struct NCR53c7x0_cmd 
@@ -4227,7 +4227,7 @@ restart:
 }
 
 /*
- * Function : static irqreturn_t NCR53c7x0_intr (int irq, void *dev_id, struct pt_regs * regs)
+ * Function : static irqreturn_t NCR53c7x0_intr (int irq, void *dev_id)
  *
  * Purpose : handle NCR53c7x0 interrupts for all NCR devices sharing
  *	the same IRQ line.  
@@ -4241,7 +4241,7 @@ restart:
  */
 
 static irqreturn_t
-NCR53c7x0_intr (int irq, void *dev_id, struct pt_regs * regs)
+NCR53c7x0_intr (int irq, void *dev_id)
 {
     NCR53c7x0_local_declare();
     struct Scsi_Host *host;			/* Host we are looking at */
diff --git a/drivers/scsi/BusLogic.c b/drivers/scsi/BusLogic.c
index 4ea49fd7965e..7c59bba98798 100644
--- a/drivers/scsi/BusLogic.c
+++ b/drivers/scsi/BusLogic.c
@@ -2653,7 +2653,7 @@ static void BusLogic_ProcessCompletedCCBs(struct BusLogic_HostAdapter *HostAdapt
   Adapters.
 */
 
-static irqreturn_t BusLogic_InterruptHandler(int IRQ_Channel, void *DeviceIdentifier, struct pt_regs *InterruptRegisters)
+static irqreturn_t BusLogic_InterruptHandler(int IRQ_Channel, void *DeviceIdentifier)
 {
 	struct BusLogic_HostAdapter *HostAdapter = (struct BusLogic_HostAdapter *) DeviceIdentifier;
 	unsigned long ProcessorFlags;
diff --git a/drivers/scsi/BusLogic.h b/drivers/scsi/BusLogic.h
index d6d1d5613c8a..cca6d45eee4d 100644
--- a/drivers/scsi/BusLogic.h
+++ b/drivers/scsi/BusLogic.h
@@ -1347,7 +1347,7 @@ static int BusLogic_BIOSDiskParameters(struct scsi_device *, struct block_device
 static int BusLogic_ProcDirectoryInfo(struct Scsi_Host *, char *, char **, off_t, int, int);
 static int BusLogic_SlaveConfigure(struct scsi_device *);
 static void BusLogic_QueueCompletedCCB(struct BusLogic_CCB *);
-static irqreturn_t BusLogic_InterruptHandler(int, void *, struct pt_regs *);
+static irqreturn_t BusLogic_InterruptHandler(int, void *);
 static int BusLogic_ResetHostAdapter(struct BusLogic_HostAdapter *, boolean HardReset);
 static void BusLogic_Message(enum BusLogic_MessageLevel, char *, struct BusLogic_HostAdapter *, ...);
 static int __init BusLogic_Setup(char *);
diff --git a/drivers/scsi/NCR5380.c b/drivers/scsi/NCR5380.c
index 616810ad17d8..a6aa91072880 100644
--- a/drivers/scsi/NCR5380.c
+++ b/drivers/scsi/NCR5380.c
@@ -558,8 +558,7 @@ static int probe_irq __initdata = 0;
  *	used by the IRQ probe code.
  */
  
-static irqreturn_t __init probe_intr(int irq, void *dev_id,
-					struct pt_regs *regs)
+static irqreturn_t __init probe_intr(int irq, void *dev_id)
 {
 	probe_irq = irq;
 	return IRQ_HANDLED;
@@ -1148,7 +1147,6 @@ static void NCR5380_main(void *p)
  * 	NCR5380_intr	-	generic NCR5380 irq handler
  *	@irq: interrupt number
  *	@dev_id: device info
- *	@regs: registers (unused)
  *
  *	Handle interrupts, reestablishing I_T_L or I_T_L_Q nexuses
  *      from the disconnected queue, and restarting NCR5380_main() 
@@ -1157,7 +1155,7 @@ static void NCR5380_main(void *p)
  *	Locks: takes the needed instance locks
  */
 
-static irqreturn_t NCR5380_intr(int irq, void *dev_id, struct pt_regs *regs) 
+static irqreturn_t NCR5380_intr(int irq, void *dev_id) 
 {
 	NCR5380_local_declare();
 	struct Scsi_Host *instance = (struct Scsi_Host *)dev_id;
diff --git a/drivers/scsi/NCR5380.h b/drivers/scsi/NCR5380.h
index c3462e358d1c..1bc73de496b0 100644
--- a/drivers/scsi/NCR5380.h
+++ b/drivers/scsi/NCR5380.h
@@ -296,7 +296,7 @@ static int NCR5380_init(struct Scsi_Host *instance, int flags);
 static void NCR5380_exit(struct Scsi_Host *instance);
 static void NCR5380_information_transfer(struct Scsi_Host *instance);
 #ifndef DONT_USE_INTR
-static irqreturn_t NCR5380_intr(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t NCR5380_intr(int irq, void *dev_id);
 #endif
 static void NCR5380_main(void *ptr);
 static void NCR5380_print_options(struct Scsi_Host *instance);
diff --git a/drivers/scsi/NCR53C9x.c b/drivers/scsi/NCR53C9x.c
index bdc6bb262bce..3c912ee29da0 100644
--- a/drivers/scsi/NCR53C9x.c
+++ b/drivers/scsi/NCR53C9x.c
@@ -96,7 +96,7 @@ enum {
 static struct NCR_ESP *espchain;
 int nesps = 0, esps_in_use = 0, esps_running = 0;
 
-irqreturn_t esp_intr(int irq, void *dev_id, struct pt_regs *pregs);
+irqreturn_t esp_intr(int irq, void *dev_id);
 
 /* Debugging routines */
 static struct esp_cmdstrings {
@@ -3533,7 +3533,7 @@ state_machine:
 }
 
 #ifndef CONFIG_SMP
-irqreturn_t esp_intr(int irq, void *dev_id, struct pt_regs *pregs)
+irqreturn_t esp_intr(int irq, void *dev_id)
 {
 	struct NCR_ESP *esp;
 	unsigned long flags;
@@ -3570,7 +3570,7 @@ repeat:
 }
 #else
 /* For SMP we only service one ESP on the list list at our IRQ level! */
-irqreturn_t esp_intr(int irq, void *dev_id, struct pt_regs *pregs)
+irqreturn_t esp_intr(int irq, void *dev_id)
 {
 	struct NCR_ESP *esp;
 	unsigned long flags;
diff --git a/drivers/scsi/NCR53C9x.h b/drivers/scsi/NCR53C9x.h
index 481653c977cf..521e3f842cfd 100644
--- a/drivers/scsi/NCR53C9x.h
+++ b/drivers/scsi/NCR53C9x.h
@@ -656,7 +656,7 @@ extern struct NCR_ESP *esp_allocate(struct scsi_host_template *, void *);
 extern void esp_deallocate(struct NCR_ESP *);
 extern void esp_release(void);
 extern void esp_initialize(struct NCR_ESP *);
-extern irqreturn_t esp_intr(int, void *, struct pt_regs *);
+extern irqreturn_t esp_intr(int, void *);
 extern const char *esp_info(struct Scsi_Host *);
 extern int esp_queue(Scsi_Cmnd *, void (*done)(Scsi_Cmnd *));
 extern int esp_abort(Scsi_Cmnd *);
diff --git a/drivers/scsi/NCR53c406a.c b/drivers/scsi/NCR53c406a.c
index 8472c5359023..d4613815f685 100644
--- a/drivers/scsi/NCR53c406a.c
+++ b/drivers/scsi/NCR53c406a.c
@@ -168,8 +168,8 @@ enum Phase {
 };
 
 /* Static function prototypes */
-static void NCR53c406a_intr(int, void *, struct pt_regs *);
-static irqreturn_t do_NCR53c406a_intr(int, void *, struct pt_regs *);
+static void NCR53c406a_intr(void *);
+static irqreturn_t do_NCR53c406a_intr(int, void *);
 static void chip_init(void);
 static void calc_port_addr(void);
 #ifndef IRQ_LEV
@@ -685,7 +685,7 @@ static void wait_intr(void)
 		return;
 	}
 
-	NCR53c406a_intr(0, NULL, NULL);
+	NCR53c406a_intr(NULL);
 }
 #endif
 
@@ -761,19 +761,18 @@ static int NCR53c406a_biosparm(struct scsi_device *disk,
 	return 0;
 }
 
-static irqreturn_t do_NCR53c406a_intr(int unused, void *dev_id,
-					struct pt_regs *regs)
+static irqreturn_t do_NCR53c406a_intr(int unused, void *dev_id)
 {
 	unsigned long flags;
 	struct Scsi_Host *dev = dev_id;
 
 	spin_lock_irqsave(dev->host_lock, flags);
-	NCR53c406a_intr(0, dev_id, regs);
+	NCR53c406a_intr(dev_id);
 	spin_unlock_irqrestore(dev->host_lock, flags);
 	return IRQ_HANDLED;
 }
 
-static void NCR53c406a_intr(int unused, void *dev_id, struct pt_regs *regs)
+static void NCR53c406a_intr(void *dev_id)
 {
 	DEB(unsigned char fifo_size;
 	    )
diff --git a/drivers/scsi/NCR_D700.c b/drivers/scsi/NCR_D700.c
index d05681f9d81a..9859cd17fc57 100644
--- a/drivers/scsi/NCR_D700.c
+++ b/drivers/scsi/NCR_D700.c
@@ -226,14 +226,14 @@ NCR_D700_probe_one(struct NCR_D700_private *p, int siop, int irq,
 }
 
 static int
-NCR_D700_intr(int irq, void *data, struct pt_regs *regs)
+NCR_D700_intr(int irq, void *data)
 {
 	struct NCR_D700_private *p = (struct NCR_D700_private *)data;
 	int i, found = 0;
 
 	for (i = 0; i < 2; i++)
 		if (p->hosts[i] &&
-		    NCR_700_intr(irq, p->hosts[i], regs) == IRQ_HANDLED)
+		    NCR_700_intr(irq, p->hosts[i]) == IRQ_HANDLED)
 			found++;
 
 	return found ? IRQ_HANDLED : IRQ_NONE;
diff --git a/drivers/scsi/NCR_Q720.c b/drivers/scsi/NCR_Q720.c
index c39ffbb86e39..778844c3544a 100644
--- a/drivers/scsi/NCR_Q720.c
+++ b/drivers/scsi/NCR_Q720.c
@@ -54,7 +54,7 @@ static struct scsi_host_template NCR_Q720_tpnt = {
 };
 
 static irqreturn_t
-NCR_Q720_intr(int irq, void *data, struct pt_regs * regs)
+NCR_Q720_intr(int irq, void *data)
 {
 	struct NCR_Q720_private *p = (struct NCR_Q720_private *)data;
 	__u8 sir = (readb(p->mem_base + 0x0d) & 0xf0) >> 4;
@@ -68,7 +68,7 @@ NCR_Q720_intr(int irq, void *data, struct pt_regs * regs)
 
 	while((siop = ffz(sir)) < p->siops) {
 		sir |= 1<<siop;
-		ncr53c8xx_intr(irq, p->hosts[siop], regs);
+		ncr53c8xx_intr(irq, p->hosts[siop]);
 	}
 	return IRQ_HANDLED;
 }
diff --git a/drivers/scsi/a100u2w.c b/drivers/scsi/a100u2w.c
index 2684150917e6..2650a5d0a161 100644
--- a/drivers/scsi/a100u2w.c
+++ b/drivers/scsi/a100u2w.c
@@ -1013,7 +1013,7 @@ static void inia100SCBPost(BYTE * pHcb, BYTE * pScb)
 /*
  * Interrupt handler (main routine of the driver)
  */
-static irqreturn_t inia100_intr(int irqno, void *devid, struct pt_regs *regs)
+static irqreturn_t inia100_intr(int irqno, void *devid)
 {
 	struct Scsi_Host *host = (struct Scsi_Host *)devid;
 	ORC_HCS *pHcb = (ORC_HCS *)host->hostdata;
diff --git a/drivers/scsi/a2091.c b/drivers/scsi/a2091.c
index 085406928605..f77016d31cab 100644
--- a/drivers/scsi/a2091.c
+++ b/drivers/scsi/a2091.c
@@ -24,7 +24,7 @@
 #define DMA(ptr) ((a2091_scsiregs *)((ptr)->base))
 #define HDATA(ptr) ((struct WD33C93_hostdata *)((ptr)->hostdata))
 
-static irqreturn_t a2091_intr (int irq, void *_instance, struct pt_regs *fp)
+static irqreturn_t a2091_intr (int irq, void *_instance)
 {
     unsigned long flags;
     unsigned int status;
diff --git a/drivers/scsi/a3000.c b/drivers/scsi/a3000.c
index 7bf46d40b561..1299bc8edef1 100644
--- a/drivers/scsi/a3000.c
+++ b/drivers/scsi/a3000.c
@@ -26,7 +26,7 @@
 
 static struct Scsi_Host *a3000_host = NULL;
 
-static irqreturn_t a3000_intr (int irq, void *dummy, struct pt_regs *fp)
+static irqreturn_t a3000_intr (int irq, void *dummy)
 {
 	unsigned long flags;
 	unsigned int status = DMA(a3000_host)->ISTR;
diff --git a/drivers/scsi/aacraid/rx.c b/drivers/scsi/aacraid/rx.c
index a1d214d770eb..dcc8b0ea7a9d 100644
--- a/drivers/scsi/aacraid/rx.c
+++ b/drivers/scsi/aacraid/rx.c
@@ -46,11 +46,11 @@
 
 #include "aacraid.h"
 
-static irqreturn_t aac_rx_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t aac_rx_intr(int irq, void *dev_id)
 {
 	struct aac_dev *dev = dev_id;
 
-	dprintk((KERN_DEBUG "aac_rx_intr(%d,%p,%p)\n", irq, dev_id, regs));
+	dprintk((KERN_DEBUG "aac_rx_intr(%d,%p)\n", irq, dev_id));
 	if (dev->new_comm_interface) {
 		u32 Index = rx_readl(dev, MUnit.OutboundQueue);
 		if (Index == 0xFFFFFFFFL)
diff --git a/drivers/scsi/aacraid/sa.c b/drivers/scsi/aacraid/sa.c
index f906ead239dd..511b0a938fb1 100644
--- a/drivers/scsi/aacraid/sa.c
+++ b/drivers/scsi/aacraid/sa.c
@@ -46,7 +46,7 @@
 
 #include "aacraid.h"
 
-static irqreturn_t aac_sa_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t aac_sa_intr(int irq, void *dev_id)
 {
 	struct aac_dev *dev = dev_id;
 	unsigned short intstat, mask;
diff --git a/drivers/scsi/advansys.c b/drivers/scsi/advansys.c
index 773f02e3b10b..2b344356a29e 100644
--- a/drivers/scsi/advansys.c
+++ b/drivers/scsi/advansys.c
@@ -3881,7 +3881,7 @@ typedef struct asc_board {
     /*
      * The following fields are used only for Wide Boards.
      */
-    void                 *ioremap_addr;         /* I/O Memory remap address. */
+    void                 __iomem *ioremap_addr; /* I/O Memory remap address. */
     ushort               ioport;                /* I/O Port address. */
     ADV_CARR_T           *orig_carrp;           /* ADV_CARR_T memory block. */
     adv_req_t            *orig_reqp;            /* adv_req_t memory block. */
@@ -3951,7 +3951,7 @@ typedef struct _PCI_CONFIG_SPACE_
 
 /* Number of boards detected in system. */
 STATIC int asc_board_count = 0;
-STATIC struct Scsi_Host    *asc_host[ASC_NUM_BOARD_SUPPORTED] = { 0 };
+STATIC struct Scsi_Host    *asc_host[ASC_NUM_BOARD_SUPPORTED] = { NULL };
 
 /* Overrun buffer used by all narrow boards. */
 STATIC uchar overrun_buf[ASC_OVERRUN_BSIZE] = { 0 };
@@ -3999,7 +3999,7 @@ STATIC PortAddr     _asc_def_iop_base[];
  * advansys.h contains function prototypes for functions global to Linux.
  */
 
-STATIC irqreturn_t advansys_interrupt(int, void *, struct pt_regs *);
+STATIC irqreturn_t advansys_interrupt(int, void *);
 STATIC int	  advansys_slave_configure(struct scsi_device *);
 STATIC void       asc_scsi_done_list(struct scsi_cmnd *);
 STATIC int        asc_execute_scsi_cmnd(struct scsi_cmnd *);
@@ -5997,7 +5997,7 @@ static struct scsi_host_template driver_template = {
  * an AdvanSys adapter.
  */
 STATIC irqreturn_t
-advansys_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+advansys_interrupt(int irq, void *dev_id)
 {
     ulong           flags;
     int             i;
@@ -6621,7 +6621,7 @@ adv_build_req(asc_board_t *boardp, struct scsi_cmnd *scp,
 	        dma_map_single(dev, scp->request_buffer,
 			       scp->request_bufflen, scp->sc_data_direction);
 	} else {
-	    scsiqp->vdata_addr = 0;
+	    scsiqp->vdata_addr = NULL;
 	    scp->SCp.dma_handle = 0;
 	}
 	scsiqp->data_addr = cpu_to_le32(scp->SCp.dma_handle);
diff --git a/drivers/scsi/aha152x.c b/drivers/scsi/aha152x.c
index fb6a476eb873..a0d1cee0be77 100644
--- a/drivers/scsi/aha152x.c
+++ b/drivers/scsi/aha152x.c
@@ -673,7 +673,7 @@ static struct {
 };
 
 /* setup & interrupt */
-static irqreturn_t intr(int irq, void *dev_id, struct pt_regs *);
+static irqreturn_t intr(int irq, void *dev_id);
 static void reset_ports(struct Scsi_Host *shpnt);
 static void aha152x_error(struct Scsi_Host *shpnt, char *msg);
 static void done(struct Scsi_Host *shpnt, int error);
@@ -757,14 +757,9 @@ static inline Scsi_Cmnd *remove_SC(Scsi_Cmnd **SC, Scsi_Cmnd *SCp)
 	return ptr;
 }
 
-static irqreturn_t swintr(int irqno, void *dev_id, struct pt_regs *regs)
+static irqreturn_t swintr(int irqno, void *dev_id)
 {
-	struct Scsi_Host *shpnt = (struct Scsi_Host *)dev_id;
-
-	if (!shpnt) {
-        	printk(KERN_ERR "aha152x: catched software interrupt %d for unknown controller.\n", irqno);
-		return IRQ_NONE;
-	}
+	struct Scsi_Host *shpnt = dev_id;
 
 	HOSTDATA(shpnt)->swint++;
 
@@ -1463,7 +1458,7 @@ static void run(void)
  * Interrupt handler
  *
  */
-static irqreturn_t intr(int irqno, void *dev_id, struct pt_regs *regs)
+static irqreturn_t intr(int irqno, void *dev_id)
 {
 	struct Scsi_Host *shpnt = (struct Scsi_Host *)dev_id;
 	unsigned long flags;
diff --git a/drivers/scsi/aha1542.c b/drivers/scsi/aha1542.c
index 24f0f5461792..d7a61a6bdaae 100644
--- a/drivers/scsi/aha1542.c
+++ b/drivers/scsi/aha1542.c
@@ -174,9 +174,8 @@ static DEFINE_SPINLOCK(aha1542_lock);
 
 static void setup_mailboxes(int base_io, struct Scsi_Host *shpnt);
 static int aha1542_restart(struct Scsi_Host *shost);
-static void aha1542_intr_handle(struct Scsi_Host *shost, void *dev_id, struct pt_regs *regs);
-static irqreturn_t do_aha1542_intr_handle(int irq, void *dev_id,
-					struct pt_regs *regs);
+static void aha1542_intr_handle(struct Scsi_Host *shost, void *dev_id);
+static irqreturn_t do_aha1542_intr_handle(int irq, void *dev_id);
 
 #define aha1542_intr_reset(base)  outb(IRST, CONTROL(base))
 
@@ -416,8 +415,7 @@ fail:
 }
 
 /* A quick wrapper for do_aha1542_intr_handle to grab the spin lock */
-static irqreturn_t do_aha1542_intr_handle(int irq, void *dev_id,
-					struct pt_regs *regs)
+static irqreturn_t do_aha1542_intr_handle(int irq, void *dev_id)
 {
 	unsigned long flags;
 	struct Scsi_Host *shost;
@@ -427,13 +425,13 @@ static irqreturn_t do_aha1542_intr_handle(int irq, void *dev_id,
 		panic("Splunge!");
 
 	spin_lock_irqsave(shost->host_lock, flags);
-	aha1542_intr_handle(shost, dev_id, regs);
+	aha1542_intr_handle(shost, dev_id);
 	spin_unlock_irqrestore(shost->host_lock, flags);
 	return IRQ_HANDLED;
 }
 
 /* A "high" level interrupt handler */
-static void aha1542_intr_handle(struct Scsi_Host *shost, void *dev_id, struct pt_regs *regs)
+static void aha1542_intr_handle(struct Scsi_Host *shost, void *dev_id)
 {
 	void (*my_done) (Scsi_Cmnd *) = NULL;
 	int errstatus, mbi, mbo, mbistatus;
diff --git a/drivers/scsi/aha1740.c b/drivers/scsi/aha1740.c
index 6b35ed8301e0..c3c38a7e8d32 100644
--- a/drivers/scsi/aha1740.c
+++ b/drivers/scsi/aha1740.c
@@ -223,8 +223,7 @@ static int aha1740_test_port(unsigned int base)
 }
 
 /* A "high" level interrupt handler */
-static irqreturn_t aha1740_intr_handle(int irq, void *dev_id,
-				       struct pt_regs *regs)
+static irqreturn_t aha1740_intr_handle(int irq, void *dev_id)
 {
 	struct Scsi_Host *host = (struct Scsi_Host *) dev_id;
         void (*my_done)(Scsi_Cmnd *);
diff --git a/drivers/scsi/aic7xxx/aic79xx_osm.c b/drivers/scsi/aic7xxx/aic79xx_osm.c
index 1faa008b5b81..f8e60486167d 100644
--- a/drivers/scsi/aic7xxx/aic79xx_osm.c
+++ b/drivers/scsi/aic7xxx/aic79xx_osm.c
@@ -1557,7 +1557,7 @@ ahd_linux_run_command(struct ahd_softc *ahd, struct ahd_linux_device *dev,
  * SCSI controller interrupt handler.
  */
 irqreturn_t
-ahd_linux_isr(int irq, void *dev_id, struct pt_regs * regs)
+ahd_linux_isr(int irq, void *dev_id)
 {
 	struct	ahd_softc *ahd;
 	u_long	flags;
diff --git a/drivers/scsi/aic7xxx/aic79xx_osm.h b/drivers/scsi/aic7xxx/aic79xx_osm.h
index 601340d84410..fb3d4dd54413 100644
--- a/drivers/scsi/aic7xxx/aic79xx_osm.h
+++ b/drivers/scsi/aic7xxx/aic79xx_osm.h
@@ -862,7 +862,7 @@ int	ahd_platform_abort_scbs(struct ahd_softc *ahd, int target,
 				char channel, int lun, u_int tag,
 				role_t role, uint32_t status);
 irqreturn_t
-	ahd_linux_isr(int irq, void *dev_id, struct pt_regs * regs);
+	ahd_linux_isr(int irq, void *dev_id);
 void	ahd_done(struct ahd_softc*, struct scb*);
 void	ahd_send_async(struct ahd_softc *, char channel,
 		       u_int target, u_int lun, ac_code);
diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm.c b/drivers/scsi/aic7xxx/aic7xxx_osm.c
index 339b85cb61cd..43ab753d2739 100644
--- a/drivers/scsi/aic7xxx/aic7xxx_osm.c
+++ b/drivers/scsi/aic7xxx/aic7xxx_osm.c
@@ -1608,7 +1608,7 @@ ahc_linux_run_command(struct ahc_softc *ahc, struct ahc_linux_device *dev,
  * SCSI controller interrupt handler.
  */
 irqreturn_t
-ahc_linux_isr(int irq, void *dev_id, struct pt_regs * regs)
+ahc_linux_isr(int irq, void *dev_id)
 {
 	struct	ahc_softc *ahc;
 	u_long	flags;
diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm.h b/drivers/scsi/aic7xxx/aic7xxx_osm.h
index d42a71ee076d..a87a4ce090df 100644
--- a/drivers/scsi/aic7xxx/aic7xxx_osm.h
+++ b/drivers/scsi/aic7xxx/aic7xxx_osm.h
@@ -830,7 +830,7 @@ int	ahc_platform_abort_scbs(struct ahc_softc *ahc, int target,
 				char channel, int lun, u_int tag,
 				role_t role, uint32_t status);
 irqreturn_t
-	ahc_linux_isr(int irq, void *dev_id, struct pt_regs * regs);
+	ahc_linux_isr(int irq, void *dev_id);
 void	ahc_platform_flushwork(struct ahc_softc *ahc);
 void	ahc_done(struct ahc_softc*, struct scb*);
 void	ahc_send_async(struct ahc_softc *, char channel,
diff --git a/drivers/scsi/aic7xxx_old.c b/drivers/scsi/aic7xxx_old.c
index 3eae8062a02e..bcd7fffab907 100644
--- a/drivers/scsi/aic7xxx_old.c
+++ b/drivers/scsi/aic7xxx_old.c
@@ -6345,12 +6345,12 @@ aic7xxx_handle_command_completion_intr(struct aic7xxx_host *p)
  *   SCSI controller interrupt handler.
  *-F*************************************************************************/
 static void
-aic7xxx_isr(int irq, void *dev_id, struct pt_regs *regs)
+aic7xxx_isr(void *dev_id)
 {
   struct aic7xxx_host *p;
   unsigned char intstat;
 
-  p = (struct aic7xxx_host *)dev_id;
+  p = dev_id;
 
   /*
    * Just a few sanity checks.  Make sure that we have an int pending.
@@ -6477,7 +6477,7 @@ aic7xxx_isr(int irq, void *dev_id, struct pt_regs *regs)
  *   anything like it, please inform the Gross Hack Police immediately
  *-F*************************************************************************/
 static irqreturn_t
-do_aic7xxx_isr(int irq, void *dev_id, struct pt_regs *regs)
+do_aic7xxx_isr(int irq, void *dev_id)
 {
   unsigned long cpu_flags;
   struct aic7xxx_host *p;
@@ -6489,7 +6489,7 @@ do_aic7xxx_isr(int irq, void *dev_id, struct pt_regs *regs)
   p->flags |= AHC_IN_ISR;
   do
   {
-    aic7xxx_isr(irq, dev_id, regs);
+    aic7xxx_isr(dev_id);
   } while ( (aic_inb(p, INTSTAT) & INT_PEND) );
   aic7xxx_done_cmds_complete(p);
   aic7xxx_run_waiting_queues(p);
@@ -10377,7 +10377,7 @@ static int __aic7xxx_bus_device_reset(struct scsi_cmnd *cmd)
 
   hscb = scb->hscb;
 
-  aic7xxx_isr(p->irq, (void *)p, NULL);
+  aic7xxx_isr(p);
   aic7xxx_done_cmds_complete(p);
   /* If the command was already complete or just completed, then we didn't
    * do a reset, return FAILED */
@@ -10608,7 +10608,7 @@ static int __aic7xxx_abort(struct scsi_cmnd *cmd)
   else
     return FAILED;
 
-  aic7xxx_isr(p->irq, (void *)p, NULL);
+  aic7xxx_isr(p);
   aic7xxx_done_cmds_complete(p);
   /* If the command was already complete or just completed, then we didn't
    * do a reset, return FAILED */
@@ -10863,7 +10863,7 @@ static int aic7xxx_reset(struct scsi_cmnd *cmd)
 
   while((aic_inb(p, INTSTAT) & INT_PEND) && !(p->flags & AHC_IN_ISR))
   {
-    aic7xxx_isr(p->irq, p, (void *)NULL );
+    aic7xxx_isr(p);
     pause_sequencer(p);
   }
   aic7xxx_done_cmds_complete(p);
diff --git a/drivers/scsi/aic94xx/aic94xx_hwi.c b/drivers/scsi/aic94xx/aic94xx_hwi.c
index 1d8c5e5f442e..3c2d7a379931 100644
--- a/drivers/scsi/aic94xx/aic94xx_hwi.c
+++ b/drivers/scsi/aic94xx/aic94xx_hwi.c
@@ -996,11 +996,10 @@ static inline void asd_hst_pcix_isr(struct asd_ha_struct *asd_ha)
  * asd_hw_isr -- host adapter interrupt service routine
  * @irq: ignored
  * @dev_id: pointer to host adapter structure
- * @regs: ignored
  *
  * The ISR processes done list entries and level 3 error handling.
  */
-irqreturn_t asd_hw_isr(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t asd_hw_isr(int irq, void *dev_id)
 {
 	struct asd_ha_struct *asd_ha = dev_id;
 	u32 chimint = asd_read_reg_dword(asd_ha, CHIMINT);
diff --git a/drivers/scsi/aic94xx/aic94xx_hwi.h b/drivers/scsi/aic94xx/aic94xx_hwi.h
index 8498144aa5e1..14319d1d6804 100644
--- a/drivers/scsi/aic94xx/aic94xx_hwi.h
+++ b/drivers/scsi/aic94xx/aic94xx_hwi.h
@@ -371,7 +371,7 @@ static inline void asd_ascb_free_list(struct asd_ascb *ascb_list)
 /* ---------- Function declarations ---------- */
 
 int  asd_init_hw(struct asd_ha_struct *asd_ha);
-irqreturn_t asd_hw_isr(int irq, void *dev_id, struct pt_regs *regs);
+irqreturn_t asd_hw_isr(int irq, void *dev_id);
 
 
 struct asd_ascb *asd_ascb_alloc_list(struct asd_ha_struct
diff --git a/drivers/scsi/amiga7xx.h b/drivers/scsi/amiga7xx.h
index 1b637592d5ae..7cd63a996886 100644
--- a/drivers/scsi/amiga7xx.h
+++ b/drivers/scsi/amiga7xx.h
@@ -8,7 +8,7 @@ int NCR53c7xx_queue_command(Scsi_Cmnd *, void (*done)(Scsi_Cmnd *));
 int NCR53c7xx_abort(Scsi_Cmnd *);
 int NCR53c7x0_release (struct Scsi_Host *);
 int NCR53c7xx_reset(Scsi_Cmnd *, unsigned int);
-void NCR53c7x0_intr(int irq, void *dev_id, struct pt_regs * regs);
+void NCR53c7x0_intr(int irq, void *dev_id);
 
 #ifndef CMD_PER_LUN
 #define CMD_PER_LUN 3
diff --git a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c
index 475f978ff8f0..086cc97eee8c 100644
--- a/drivers/scsi/arcmsr/arcmsr_hba.c
+++ b/drivers/scsi/arcmsr/arcmsr_hba.c
@@ -147,8 +147,7 @@ static struct pci_driver arcmsr_pci_driver = {
 	.shutdown		= arcmsr_shutdown
 };
 
-static irqreturn_t arcmsr_do_interrupt(int irq, void *dev_id,
-	struct pt_regs *regs)
+static irqreturn_t arcmsr_do_interrupt(int irq, void *dev_id)
 {
 	irqreturn_t handle_state;
 	struct AdapterControlBlock *acb;
diff --git a/drivers/scsi/arm/acornscsi.c b/drivers/scsi/arm/acornscsi.c
index 0525d672e1e6..9cf902b7a126 100644
--- a/drivers/scsi/arm/acornscsi.c
+++ b/drivers/scsi/arm/acornscsi.c
@@ -2461,14 +2461,13 @@ intr_ret_t acornscsi_sbicintr(AS_Host *host, int in_irq)
 }
 
 /*
- * Prototype: void acornscsi_intr(int irq, void *dev_id, struct pt_regs *regs)
+ * Prototype: void acornscsi_intr(int irq, void *dev_id)
  * Purpose  : handle interrupts from Acorn SCSI card
  * Params   : irq    - interrupt number
  *	      dev_id - device specific data (AS_Host structure)
- *	      regs   - processor registers when interrupt occurred
  */
 static irqreturn_t
-acornscsi_intr(int irq, void *dev_id, struct pt_regs *regs)
+acornscsi_intr(int irq, void *dev_id)
 {
     AS_Host *host = (AS_Host *)dev_id;
     intr_ret_t ret;
diff --git a/drivers/scsi/arm/cumana_2.c b/drivers/scsi/arm/cumana_2.c
index 719af0dcc0e5..19edd9c853d9 100644
--- a/drivers/scsi/arm/cumana_2.c
+++ b/drivers/scsi/arm/cumana_2.c
@@ -137,10 +137,9 @@ cumanascsi_2_terminator_ctl(struct Scsi_Host *host, int on_off)
  * Purpose  : handle interrupts from Cumana SCSI 2 card
  * Params   : irq    - interrupt number
  *	      dev_id - user-defined (Scsi_Host structure)
- *	      regs   - processor registers at interrupt
  */
 static irqreturn_t
-cumanascsi_2_intr(int irq, void *dev_id, struct pt_regs *regs)
+cumanascsi_2_intr(int irq, void *dev_id)
 {
 	struct cumanascsi2_info *info = dev_id;
 
diff --git a/drivers/scsi/arm/eesox.c b/drivers/scsi/arm/eesox.c
index dcbb4b2b3fe0..3f876fb75469 100644
--- a/drivers/scsi/arm/eesox.c
+++ b/drivers/scsi/arm/eesox.c
@@ -138,10 +138,9 @@ eesoxscsi_terminator_ctl(struct Scsi_Host *host, int on_off)
  * Purpose  : handle interrupts from EESOX SCSI card
  * Params   : irq    - interrupt number
  *	      dev_id - user-defined (Scsi_Host structure)
- *	      regs   - processor registers at interrupt
  */
 static irqreturn_t
-eesoxscsi_intr(int irq, void *dev_id, struct pt_regs *regs)
+eesoxscsi_intr(int irq, void *dev_id)
 {
 	struct eesoxscsi_info *info = dev_id;
 
diff --git a/drivers/scsi/arm/powertec.c b/drivers/scsi/arm/powertec.c
index b2c346a47052..ce159c15bc86 100644
--- a/drivers/scsi/arm/powertec.c
+++ b/drivers/scsi/arm/powertec.c
@@ -112,10 +112,8 @@ powertecscsi_terminator_ctl(struct Scsi_Host *host, int on_off)
  * Purpose  : handle interrupts from Powertec SCSI card
  * Params   : irq    - interrupt number
  *	      dev_id - user-defined (Scsi_Host structure)
- *	      regs   - processor registers at interrupt
  */
-static irqreturn_t
-powertecscsi_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t powertecscsi_intr(int irq, void *dev_id)
 {
 	struct powertec_info *info = dev_id;
 
diff --git a/drivers/scsi/atari_NCR5380.c b/drivers/scsi/atari_NCR5380.c
index e397129c90d1..0f920c84ac0f 100644
--- a/drivers/scsi/atari_NCR5380.c
+++ b/drivers/scsi/atari_NCR5380.c
@@ -1262,7 +1262,7 @@ static void NCR5380_dma_complete( struct Scsi_Host *instance )
  *
  */
 
-static irqreturn_t NCR5380_intr (int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t NCR5380_intr (int irq, void *dev_id)
 {
     struct Scsi_Host *instance = first_instance;
     int done = 1, handled = 0;
diff --git a/drivers/scsi/atari_dma_emul.c b/drivers/scsi/atari_dma_emul.c
index 8d5d2a5da961..cdc710ea00fa 100644
--- a/drivers/scsi/atari_dma_emul.c
+++ b/drivers/scsi/atari_dma_emul.c
@@ -110,7 +110,7 @@ static inline void set_restdata_reg(unsigned char *cur_addr)
 }
 
 /*
- * void hades_dma_emulator(int irq, void *dummy, struct pt_regs *fp)
+ * void hades_dma_emulator(int irq, void *dummy)
  * 
  * This code emulates TT SCSI DMA on the Hades.
  * 
@@ -140,7 +140,7 @@ static inline void set_restdata_reg(unsigned char *cur_addr)
  *    increased with one.
  */
 
-static irqreturn_t hades_dma_emulator(int irq, void *dummy, struct pt_regs *fp)
+static irqreturn_t hades_dma_emulator(int irq, void *dummy)
 {
 	unsigned long dma_base;
 	register unsigned long dma_cnt asm ("d3");
diff --git a/drivers/scsi/atari_scsi.c b/drivers/scsi/atari_scsi.c
index e1be4a4387cd..dfb1bcfae82e 100644
--- a/drivers/scsi/atari_scsi.c
+++ b/drivers/scsi/atari_scsi.c
@@ -194,8 +194,8 @@ static int falcon_classify_cmd( Scsi_Cmnd *cmd );
 static unsigned long atari_dma_xfer_len( unsigned long wanted_len,
                                          Scsi_Cmnd *cmd, int write_flag );
 #endif
-static irqreturn_t scsi_tt_intr( int irq, void *dummy, struct pt_regs *fp);
-static irqreturn_t scsi_falcon_intr( int irq, void *dummy, struct pt_regs *fp);
+static irqreturn_t scsi_tt_intr( int irq, void *dummy);
+static irqreturn_t scsi_falcon_intr( int irq, void *dummy);
 static void falcon_release_lock_if_possible( struct NCR5380_hostdata *
                                              hostdata );
 static void falcon_get_lock( void );
@@ -285,7 +285,7 @@ static int scsi_dma_is_ignored_buserr( unsigned char dma_stat )
  * end-of-DMA, both SCSI ints are triggered simultaneously, so the NCR int has
  * to clear the DMA int pending bit before it allows other level 6 interrupts.
  */
-static void scsi_dma_buserr (int irq, void *dummy, struct pt_regs *fp)
+static void scsi_dma_buserr (int irq, void *dummy)
 {
 	unsigned char	dma_stat = tt_scsi_dma.dma_ctrl;
 
@@ -314,7 +314,7 @@ static void scsi_dma_buserr (int irq, void *dummy, struct pt_regs *fp)
 #endif
 
 
-static irqreturn_t scsi_tt_intr (int irq, void *dummy, struct pt_regs *fp)
+static irqreturn_t scsi_tt_intr (int irq, void *dummy)
 {
 #ifdef REAL_DMA
 	int dma_stat;
@@ -406,7 +406,7 @@ static irqreturn_t scsi_tt_intr (int irq, void *dummy, struct pt_regs *fp)
 }
 
 
-static irqreturn_t scsi_falcon_intr (int irq, void *dummy, struct pt_regs *fp)
+static irqreturn_t scsi_falcon_intr (int irq, void *dummy)
 {
 #ifdef REAL_DMA
 	int dma_stat;
diff --git a/drivers/scsi/atp870u.c b/drivers/scsi/atp870u.c
index 0ec41f34f462..fec58cc47f1c 100644
--- a/drivers/scsi/atp870u.c
+++ b/drivers/scsi/atp870u.c
@@ -44,7 +44,7 @@ static void send_s870(struct atp_unit *dev,unsigned char c);
 static void is885(struct atp_unit *dev, unsigned int wkport,unsigned char c);
 static void tscam_885(void);
 
-static irqreturn_t atp870u_intr_handle(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
 {
 	unsigned long flags;
 	unsigned short int tmpcip, id;
diff --git a/drivers/scsi/bvme6000.h b/drivers/scsi/bvme6000.h
index 7c9c0366cc08..ea3e4b2b9220 100644
--- a/drivers/scsi/bvme6000.h
+++ b/drivers/scsi/bvme6000.h
@@ -9,7 +9,7 @@ int NCR53c7xx_queue_command(Scsi_Cmnd *, void (*done)(Scsi_Cmnd *));
 int NCR53c7xx_abort(Scsi_Cmnd *);
 int NCR53c7x0_release (struct Scsi_Host *);
 int NCR53c7xx_reset(Scsi_Cmnd *, unsigned int);
-void NCR53c7x0_intr(int irq, void *dev_id, struct pt_regs * regs);
+void NCR53c7x0_intr(int irq, void *dev_id);
 
 #ifndef CMD_PER_LUN
 #define CMD_PER_LUN 3
diff --git a/drivers/scsi/dc395x.c b/drivers/scsi/dc395x.c
index c6118d99385e..e95b367d09ed 100644
--- a/drivers/scsi/dc395x.c
+++ b/drivers/scsi/dc395x.c
@@ -1219,7 +1219,7 @@ static void dump_register_info(struct AdapterCtlBlk *acb,
 			    	srb, srb->cmd, srb->cmd->pid,
 				srb->cmd->cmnd[0], srb->cmd->device->id,
 			       	srb->cmd->device->lun);
-		printk("  sglist=%p cnt=%i idx=%i len=%Zd\n",
+		printk("  sglist=%p cnt=%i idx=%i len=%zu\n",
 		       srb->segment_x, srb->sg_count, srb->sg_index,
 		       srb->total_xfer_length);
 		printk("  state=0x%04x status=0x%02x phase=0x%02x (%sconn.)\n",
@@ -1813,10 +1813,9 @@ static void dc395x_handle_interrupt(struct AdapterCtlBlk *acb,
 }
 
 
-static irqreturn_t dc395x_interrupt(int irq, void *dev_id,
-		struct pt_regs *regs)
+static irqreturn_t dc395x_interrupt(int irq, void *dev_id)
 {
-	struct AdapterCtlBlk *acb = (struct AdapterCtlBlk *)dev_id;
+	struct AdapterCtlBlk *acb = dev_id;
 	u16 scsi_status;
 	u8 dma_status;
 	irqreturn_t handled = IRQ_NONE;
diff --git a/drivers/scsi/dec_esp.c b/drivers/scsi/dec_esp.c
index eb32062f7e68..c29ccbc44693 100644
--- a/drivers/scsi/dec_esp.c
+++ b/drivers/scsi/dec_esp.c
@@ -94,9 +94,9 @@ volatile unsigned char pmaz_cmd_buffer[16];
 				 * via PIO.
 				 */
 
-static irqreturn_t scsi_dma_merr_int(int, void *, struct pt_regs *);
-static irqreturn_t scsi_dma_err_int(int, void *, struct pt_regs *);
-static irqreturn_t scsi_dma_int(int, void *, struct pt_regs *);
+static irqreturn_t scsi_dma_merr_int(int, void *);
+static irqreturn_t scsi_dma_err_int(int, void *);
+static irqreturn_t scsi_dma_int(int, void *);
 
 static int dec_esp_detect(struct scsi_host_template * tpnt);
 
@@ -307,7 +307,7 @@ err_dealloc:
 }
 
 /************************************************************* DMA Functions */
-static irqreturn_t scsi_dma_merr_int(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t scsi_dma_merr_int(int irq, void *dev_id)
 {
 	printk("Got unexpected SCSI DMA Interrupt! < ");
 	printk("SCSI_DMA_MEMRDERR ");
@@ -316,14 +316,14 @@ static irqreturn_t scsi_dma_merr_int(int irq, void *dev_id, struct pt_regs *regs
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t scsi_dma_err_int(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t scsi_dma_err_int(int irq, void *dev_id)
 {
 	/* empty */
 
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t scsi_dma_int(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t scsi_dma_int(int irq, void *dev_id)
 {
 	u32 scsi_next_ptr;
 
diff --git a/drivers/scsi/dpt_i2o.c b/drivers/scsi/dpt_i2o.c
index b20b37661d6f..60b1b434eba7 100644
--- a/drivers/scsi/dpt_i2o.c
+++ b/drivers/scsi/dpt_i2o.c
@@ -1989,7 +1989,7 @@ static int adpt_ioctl(struct inode *inode, struct file *file, uint cmd,
 }
 
 
-static irqreturn_t adpt_isr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t adpt_isr(int irq, void *dev_id)
 {
 	struct scsi_cmnd* cmd;
 	adpt_hba* pHba = dev_id;
diff --git a/drivers/scsi/dpti.h b/drivers/scsi/dpti.h
index 289983264929..fd79068c5869 100644
--- a/drivers/scsi/dpti.h
+++ b/drivers/scsi/dpti.h
@@ -263,7 +263,7 @@ struct sg_simple_element {
 static void adpt_i2o_sys_shutdown(void);
 static int adpt_init(void);
 static int adpt_i2o_build_sys_table(void);
-static irqreturn_t adpt_isr(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t adpt_isr(int irq, void *dev_id);
 #ifdef REBOOT_NOTIFIER
 static int adpt_reboot_event(struct notifier_block *n, ulong code, void *p);
 #endif
diff --git a/drivers/scsi/eata.c b/drivers/scsi/eata.c
index a5ff43b1b263..2d38025861a5 100644
--- a/drivers/scsi/eata.c
+++ b/drivers/scsi/eata.c
@@ -875,7 +875,7 @@ static unsigned long io_port[] = {
 /* But transfer orientation from the 16 bit data register is Little Endian */
 #define REG2H(x)   le16_to_cpu(x)
 
-static irqreturn_t do_interrupt_handler(int, void *, struct pt_regs *);
+static irqreturn_t do_interrupt_handler(int, void *);
 static void flush_dev(struct scsi_device *, unsigned long, struct hostdata *,
 		      unsigned int);
 static int do_trace = 0;
@@ -2555,8 +2555,7 @@ static irqreturn_t ihdlr(int irq, struct Scsi_Host *shost)
 	return IRQ_NONE;
 }
 
-static irqreturn_t do_interrupt_handler(int irq, void *shap,
-					struct pt_regs *regs)
+static irqreturn_t do_interrupt_handler(int irq, void *shap)
 {
 	struct Scsi_Host *shost;
 	unsigned int j;
diff --git a/drivers/scsi/eata_pio.c b/drivers/scsi/eata_pio.c
index d312633db92b..811d8840707e 100644
--- a/drivers/scsi/eata_pio.c
+++ b/drivers/scsi/eata_pio.c
@@ -194,10 +194,9 @@ static void IncStat(struct scsi_pointer *SCp, unsigned int Increment)
 	}
 }
 
-static irqreturn_t eata_pio_int_handler(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t eata_pio_int_handler(int irq, void *dev_id);
 
-static irqreturn_t do_eata_pio_int_handler(int irq, void *dev_id,
-						struct pt_regs *regs)
+static irqreturn_t do_eata_pio_int_handler(int irq, void *dev_id)
 {
 	unsigned long flags;
 	struct Scsi_Host *dev = dev_id;
@@ -209,7 +208,7 @@ static irqreturn_t do_eata_pio_int_handler(int irq, void *dev_id,
 	return ret;
 }
 
-static irqreturn_t eata_pio_int_handler(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t eata_pio_int_handler(int irq, void *dev_id)
 {
 	unsigned int eata_stat = 0xfffff;
 	struct scsi_cmnd *cmd;
diff --git a/drivers/scsi/esp.c b/drivers/scsi/esp.c
index 5630868c1b25..2c2fe80bc42a 100644
--- a/drivers/scsi/esp.c
+++ b/drivers/scsi/esp.c
@@ -184,7 +184,7 @@ enum {
 };
 
 /* Forward declarations. */
-static irqreturn_t esp_intr(int irq, void *dev_id, struct pt_regs *pregs);
+static irqreturn_t esp_intr(int irq, void *dev_id);
 
 /* Debugging routines */
 struct esp_cmdstrings {
@@ -4282,7 +4282,7 @@ state_machine:
 }
 
 /* Service only the ESP described by dev_id. */
-static irqreturn_t esp_intr(int irq, void *dev_id, struct pt_regs *pregs)
+static irqreturn_t esp_intr(int irq, void *dev_id)
 {
 	struct esp *esp = dev_id;
 	unsigned long flags;
diff --git a/drivers/scsi/fd_mcs.c b/drivers/scsi/fd_mcs.c
index dde3edf35c03..ef8285c326e4 100644
--- a/drivers/scsi/fd_mcs.c
+++ b/drivers/scsi/fd_mcs.c
@@ -281,7 +281,7 @@ static struct fd_mcs_adapters_struct fd_mcs_adapters[] = {
 
 #define FD_BRDS ARRAY_SIZE(fd_mcs_adapters)
 
-static irqreturn_t fd_mcs_intr(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t fd_mcs_intr(int irq, void *dev_id);
 
 static unsigned long addresses[] = { 0xc8000, 0xca000, 0xce000, 0xde000 };
 static unsigned short ports[] = { 0x140, 0x150, 0x160, 0x170 };
@@ -617,7 +617,7 @@ static void my_done(struct Scsi_Host *shpnt, int error)
 }
 
 /* only my_done needs to be protected  */
-static irqreturn_t fd_mcs_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t fd_mcs_intr(int irq, void *dev_id)
 {
 	unsigned long flags;
 	int status;
diff --git a/drivers/scsi/fdomain.c b/drivers/scsi/fdomain.c
index b0694dcce246..41b05fc45380 100644
--- a/drivers/scsi/fdomain.c
+++ b/drivers/scsi/fdomain.c
@@ -403,8 +403,7 @@ static volatile int      in_interrupt_flag;
 static int               FIFO_Size = 0x2000; /* 8k FIFO for
 						pre-tmc18c30 chips */
 
-static irqreturn_t       do_fdomain_16x0_intr( int irq, void *dev_id,
-					    struct pt_regs * regs );
+static irqreturn_t       do_fdomain_16x0_intr( int irq, void *dev_id );
 /* Allow insmod parameters to be like LILO parameters.  For example:
    insmod fdomain fdomain=0x140,11 */
 static char * fdomain = NULL;
@@ -1094,8 +1093,7 @@ static void my_done(int error)
 #endif
 }
 
-static irqreturn_t do_fdomain_16x0_intr(int irq, void *dev_id,
-					struct pt_regs * regs )
+static irqreturn_t do_fdomain_16x0_intr(int irq, void *dev_id)
 {
    unsigned long flags;
    int      status;
diff --git a/drivers/scsi/gdth.c b/drivers/scsi/gdth.c
index 0f3eb22b979a..4bc14ad92e22 100644
--- a/drivers/scsi/gdth.c
+++ b/drivers/scsi/gdth.c
@@ -424,7 +424,7 @@
 
 static void gdth_delay(int milliseconds);
 static void gdth_eval_mapping(ulong32 size, ulong32 *cyls, int *heads, int *secs);
-static irqreturn_t gdth_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t gdth_interrupt(int irq, void *dev_id);
 static int gdth_sync_event(int hanum,int service,unchar index,Scsi_Cmnd *scp);
 static int gdth_async_event(int hanum);
 static void gdth_log_event(gdth_evt_data *dvr, char *buffer);
@@ -1804,7 +1804,7 @@ static int gdth_wait(int hanum,int index,ulong32 time)
 
     gdth_from_wait = TRUE;
     do {
-        gdth_interrupt((int)ha->irq,ha,NULL);
+        gdth_interrupt((int)ha->irq,ha);
         if (wait_hanum==hanum && wait_index==index) {
             answer_found = TRUE;
             break;
@@ -3406,7 +3406,7 @@ static void gdth_clear_events(void)
 
 /* SCSI interface functions */
 
-static irqreturn_t gdth_interrupt(int irq,void *dev_id,struct pt_regs *regs)
+static irqreturn_t gdth_interrupt(int irq,void *dev_id)
 {
     gdth_ha_str *ha2 = (gdth_ha_str *)dev_id;
     register gdth_ha_str *ha;
diff --git a/drivers/scsi/gvp11.c b/drivers/scsi/gvp11.c
index 18dbe5c27dac..2f6c1137a6e5 100644
--- a/drivers/scsi/gvp11.c
+++ b/drivers/scsi/gvp11.c
@@ -24,7 +24,7 @@
 #define DMA(ptr) ((gvp11_scsiregs *)((ptr)->base))
 #define HDATA(ptr) ((struct WD33C93_hostdata *)((ptr)->hostdata))
 
-static irqreturn_t gvp11_intr (int irq, void *_instance, struct pt_regs *fp)
+static irqreturn_t gvp11_intr (int irq, void *_instance)
 {
     unsigned long flags;
     unsigned int status;
diff --git a/drivers/scsi/hptiop.c b/drivers/scsi/hptiop.c
index 28bfb8f9f81d..bec83cbee59a 100644
--- a/drivers/scsi/hptiop.c
+++ b/drivers/scsi/hptiop.c
@@ -431,7 +431,7 @@ void hptiop_iop_request_callback(struct hptiop_hba *hba, u32 tag)
 	writel(tag, &hba->iop->outbound_queue);
 }
 
-static irqreturn_t hptiop_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t hptiop_intr(int irq, void *dev_id)
 {
 	struct hptiop_hba  *hba = dev_id;
 	int  handled;
diff --git a/drivers/scsi/ibmmca.c b/drivers/scsi/ibmmca.c
index 2be1dc5d852a..0e57fb6964d5 100644
--- a/drivers/scsi/ibmmca.c
+++ b/drivers/scsi/ibmmca.c
@@ -497,8 +497,7 @@ static int option_setup(char *);
 static int ldn_access_load(int, int);
 static int ldn_access_total_read_write(int);
 
-static irqreturn_t interrupt_handler(int irq, void *dev_id,
-					struct pt_regs *regs)
+static irqreturn_t interrupt_handler(int irq, void *dev_id)
 {
 	int host_index, ihost_index;
 	unsigned int intr_reg;
diff --git a/drivers/scsi/ibmvscsi/rpa_vscsi.c b/drivers/scsi/ibmvscsi/rpa_vscsi.c
index 01b8ac641eb8..227c0f2f4d74 100644
--- a/drivers/scsi/ibmvscsi/rpa_vscsi.c
+++ b/drivers/scsi/ibmvscsi/rpa_vscsi.c
@@ -45,14 +45,11 @@ static unsigned int partition_number = -1;
  * ibmvscsi_handle_event: - Interrupt handler for crq events
  * @irq:	number of irq to handle, not used
  * @dev_instance: ibmvscsi_host_data of host that received interrupt
- * @regs:	pt_regs with registers
  *
  * Disables interrupts and schedules srp_task
  * Always returns IRQ_HANDLED
  */
-static irqreturn_t ibmvscsi_handle_event(int irq,
-					 void *dev_instance,
-					 struct pt_regs *regs)
+static irqreturn_t ibmvscsi_handle_event(int irq, void *dev_instance)
 {
 	struct ibmvscsi_host_data *hostdata =
 	    (struct ibmvscsi_host_data *)dev_instance;
diff --git a/drivers/scsi/in2000.c b/drivers/scsi/in2000.c
index 59a4097f1254..312190a69389 100644
--- a/drivers/scsi/in2000.c
+++ b/drivers/scsi/in2000.c
@@ -829,7 +829,7 @@ static void transfer_bytes(Scsi_Cmnd * cmd, int data_in_dir)
  * but it _does_ need to be able to compile and run in an SMP kernel.)
  */
 
-static irqreturn_t in2000_intr(int irqnum, void *dev_id, struct pt_regs *ptregs)
+static irqreturn_t in2000_intr(int irqnum, void *dev_id)
 {
 	struct Scsi_Host *instance = dev_id;
 	struct IN2000_hostdata *hostdata;
diff --git a/drivers/scsi/initio.c b/drivers/scsi/initio.c
index 9e10dac61cfd..911f2ff4a1f2 100644
--- a/drivers/scsi/initio.c
+++ b/drivers/scsi/initio.c
@@ -2748,7 +2748,7 @@ int tul_wait_done_disc(HCS * pCurHcb)
 	return (tul_bad_seq(pCurHcb));
 }
 
-static irqreturn_t i91u_intr(int irqno, void *dev_id, struct pt_regs *regs)
+static irqreturn_t i91u_intr(int irqno, void *dev_id)
 {
 	struct Scsi_Host *dev = dev_id;
 	unsigned long flags;
diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c
index e1fe9494125b..2dde821025f3 100644
--- a/drivers/scsi/ipr.c
+++ b/drivers/scsi/ipr.c
@@ -3880,12 +3880,11 @@ static irqreturn_t ipr_handle_other_interrupt(struct ipr_ioa_cfg *ioa_cfg,
  * ipr_isr - Interrupt service routine
  * @irq:	irq number
  * @devp:	pointer to ioa config struct
- * @regs:	pt_regs struct
  *
  * Return value:
  * 	IRQ_NONE / IRQ_HANDLED
  **/
-static irqreturn_t ipr_isr(int irq, void *devp, struct pt_regs *regs)
+static irqreturn_t ipr_isr(int irq, void *devp)
 {
 	struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)devp;
 	unsigned long lock_flags = 0;
diff --git a/drivers/scsi/ips.c b/drivers/scsi/ips.c
index 9a9ab297cf17..f06a06ae6092 100644
--- a/drivers/scsi/ips.c
+++ b/drivers/scsi/ips.c
@@ -248,7 +248,7 @@ static int ips_eh_abort(struct scsi_cmnd *);
 static int ips_eh_reset(struct scsi_cmnd *);
 static int ips_queue(struct scsi_cmnd *, void (*)(struct scsi_cmnd *));
 static const char *ips_info(struct Scsi_Host *);
-static irqreturn_t do_ipsintr(int, void *, struct pt_regs *);
+static irqreturn_t do_ipsintr(int, void *);
 static int ips_hainit(ips_ha_t *);
 static int ips_map_status(ips_ha_t *, ips_scb_t *, ips_stat_t *);
 static int ips_send_wait(ips_ha_t *, ips_scb_t *, int, int);
@@ -1328,7 +1328,7 @@ ips_slave_configure(struct scsi_device * SDptr)
 /*                                                                          */
 /****************************************************************************/
 static irqreturn_t
-do_ipsintr(int irq, void *dev_id, struct pt_regs * regs)
+do_ipsintr(int irq, void *dev_id)
 {
 	ips_ha_t *ha;
 	unsigned long cpu_flags;
diff --git a/drivers/scsi/lpfc/lpfc_crtn.h b/drivers/scsi/lpfc/lpfc_crtn.h
index 3d684496acde..1251788ce2a3 100644
--- a/drivers/scsi/lpfc/lpfc_crtn.h
+++ b/drivers/scsi/lpfc/lpfc_crtn.h
@@ -120,7 +120,7 @@ int lpfc_sli_queue_setup(struct lpfc_hba *);
 
 void lpfc_handle_eratt(struct lpfc_hba *);
 void lpfc_handle_latt(struct lpfc_hba *);
-irqreturn_t lpfc_intr_handler(int, void *, struct pt_regs *);
+irqreturn_t lpfc_intr_handler(int, void *);
 
 void lpfc_read_rev(struct lpfc_hba *, LPFC_MBOXQ_t *);
 void lpfc_config_ring(struct lpfc_hba *, int, LPFC_MBOXQ_t *);
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
index 70f4d5a1348e..24a1779b9af4 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -3119,7 +3119,7 @@ lpfc_sli_flush_mbox_queue(struct lpfc_hba * phba)
 }
 
 irqreturn_t
-lpfc_intr_handler(int irq, void *dev_id, struct pt_regs * regs)
+lpfc_intr_handler(int irq, void *dev_id)
 {
 	struct lpfc_hba *phba;
 	uint32_t ha_copy;
diff --git a/drivers/scsi/mac53c94.c b/drivers/scsi/mac53c94.c
index 6422de72bf43..753d88306cd1 100644
--- a/drivers/scsi/mac53c94.c
+++ b/drivers/scsi/mac53c94.c
@@ -60,8 +60,8 @@ struct fsc_state {
 
 static void mac53c94_init(struct fsc_state *);
 static void mac53c94_start(struct fsc_state *);
-static void mac53c94_interrupt(int, void *, struct pt_regs *);
-static irqreturn_t do_mac53c94_interrupt(int, void *, struct pt_regs *);
+static void mac53c94_interrupt(int, void *);
+static irqreturn_t do_mac53c94_interrupt(int, void *);
 static void cmd_done(struct fsc_state *, int result);
 static void set_dma_cmds(struct fsc_state *, struct scsi_cmnd *);
 
@@ -177,18 +177,18 @@ static void mac53c94_start(struct fsc_state *state)
 		set_dma_cmds(state, cmd);
 }
 
-static irqreturn_t do_mac53c94_interrupt(int irq, void *dev_id, struct pt_regs *ptregs)
+static irqreturn_t do_mac53c94_interrupt(int irq, void *dev_id)
 {
 	unsigned long flags;
 	struct Scsi_Host *dev = ((struct fsc_state *) dev_id)->current_req->device->host;
 	
 	spin_lock_irqsave(dev->host_lock, flags);
-	mac53c94_interrupt(irq, dev_id, ptregs);
+	mac53c94_interrupt(irq, dev_id);
 	spin_unlock_irqrestore(dev->host_lock, flags);
 	return IRQ_HANDLED;
 }
 
-static void mac53c94_interrupt(int irq, void *dev_id, struct pt_regs *ptregs)
+static void mac53c94_interrupt(int irq, void *dev_id)
 {
 	struct fsc_state *state = (struct fsc_state *) dev_id;
 	struct mac53c94_regs __iomem *regs = state->regs;
diff --git a/drivers/scsi/mac_esp.c b/drivers/scsi/mac_esp.c
index 118206d68c6c..3586fac9be9a 100644
--- a/drivers/scsi/mac_esp.c
+++ b/drivers/scsi/mac_esp.c
@@ -44,7 +44,7 @@
 /* #define DEBUG_MAC_ESP */
 
 extern void esp_handle(struct NCR_ESP *esp);
-extern void mac_esp_intr(int irq, void *dev_id, struct pt_regs *pregs);
+extern void mac_esp_intr(int irq, void *dev_id);
 
 static int  dma_bytes_sent(struct NCR_ESP * esp, int fifo_count);
 static int  dma_can_transfer(struct NCR_ESP * esp, Scsi_Cmnd *sp);
@@ -88,7 +88,7 @@ static int setup_hostid = -1;
  * set up properly!
  */
 
-void mac_esp_intr(int irq, void *dev_id, struct pt_regs *pregs)
+void mac_esp_intr(int irq, void *dev_id)
 {
 	struct NCR_ESP *esp = (struct NCR_ESP *) dev_id;
 	int irq_p = 0;
@@ -122,24 +122,24 @@ void mac_esp_intr(int irq, void *dev_id, struct pt_regs *pregs)
  * acknowledge on the various machines
  */
 
-void scsi_esp_polled(int irq, void *dev_id, struct pt_regs *pregs)
+void scsi_esp_polled(int irq, void *dev_id)
 {
 	if (esp_initialized == 0)
 		return;
 
-	mac_esp_intr(irq, dev_id, pregs);
+	mac_esp_intr(irq, dev_id);
 }
 
-void fake_intr(int irq, void *dev_id, struct pt_regs *pregs)
+void fake_intr(int irq, void *dev_id)
 {
 #ifdef DEBUG_MAC_ESP
 	printk("mac_esp: got irq\n");
 #endif
 
-	mac_esp_intr(irq, dev_id, pregs);
+	mac_esp_intr(irq, dev_id);
 }
 
-irqreturn_t fake_drq(int irq, void *dev_id, struct pt_regs *pregs)
+irqreturn_t fake_drq(int irq, void *dev_id)
 {
 	printk("mac_esp: got drq\n");
 	return IRQ_HANDLED;
diff --git a/drivers/scsi/megaraid.c b/drivers/scsi/megaraid.c
index b87bef69ba0f..86099fde1b2a 100644
--- a/drivers/scsi/megaraid.c
+++ b/drivers/scsi/megaraid.c
@@ -1256,14 +1256,13 @@ bug_blocked_mailbox:
  * megaraid_isr_iomapped()
  * @irq - irq
  * @devp - pointer to our soft state
- * @regs - unused
  *
  * Interrupt service routine for io-mapped controllers.
  * Find out if our device is interrupting. If yes, acknowledge the interrupt
  * and service the completed commands.
  */
 static irqreturn_t
-megaraid_isr_iomapped(int irq, void *devp, struct pt_regs *regs)
+megaraid_isr_iomapped(int irq, void *devp)
 {
 	adapter_t	*adapter = devp;
 	unsigned long	flags;
@@ -1333,14 +1332,13 @@ megaraid_isr_iomapped(int irq, void *devp, struct pt_regs *regs)
  * megaraid_isr_memmapped()
  * @irq - irq
  * @devp - pointer to our soft state
- * @regs - unused
  *
  * Interrupt service routine for memory-mapped controllers.
  * Find out if our device is interrupting. If yes, acknowledge the interrupt
  * and service the completed commands.
  */
 static irqreturn_t
-megaraid_isr_memmapped(int irq, void *devp, struct pt_regs *regs)
+megaraid_isr_memmapped(int irq, void *devp)
 {
 	adapter_t	*adapter = devp;
 	unsigned long	flags;
diff --git a/drivers/scsi/megaraid.h b/drivers/scsi/megaraid.h
index 4b75fe619d9c..66529f11d23c 100644
--- a/drivers/scsi/megaraid.h
+++ b/drivers/scsi/megaraid.h
@@ -991,8 +991,8 @@ static scb_t * mega_build_cmd(adapter_t *, Scsi_Cmnd *, int *);
 static void __mega_runpendq(adapter_t *);
 static int issue_scb_block(adapter_t *, u_char *);
 
-static irqreturn_t megaraid_isr_memmapped(int, void *, struct pt_regs *);
-static irqreturn_t megaraid_isr_iomapped(int, void *, struct pt_regs *);
+static irqreturn_t megaraid_isr_memmapped(int, void *);
+static irqreturn_t megaraid_isr_iomapped(int, void *);
 
 static void mega_free_scb(adapter_t *, scb_t *);
 
diff --git a/drivers/scsi/megaraid/megaraid_mbox.c b/drivers/scsi/megaraid/megaraid_mbox.c
index 266b3910846b..c0edb662d863 100644
--- a/drivers/scsi/megaraid/megaraid_mbox.c
+++ b/drivers/scsi/megaraid/megaraid_mbox.c
@@ -120,7 +120,7 @@ static void megaraid_mbox_prepare_pthru(adapter_t *, scb_t *,
 static void megaraid_mbox_prepare_epthru(adapter_t *, scb_t *,
 		struct scsi_cmnd *);
 
-static irqreturn_t megaraid_isr(int, void *, struct pt_regs *);
+static irqreturn_t megaraid_isr(int, void *);
 
 static void megaraid_mbox_dpc(unsigned long);
 
@@ -2231,7 +2231,7 @@ megaraid_ack_sequence(adapter_t *adapter)
  * Interrupt service routine for memory-mapped mailbox controllers.
  */
 static irqreturn_t
-megaraid_isr(int irq, void *devp, struct pt_regs *regs)
+megaraid_isr(int irq, void *devp)
 {
 	adapter_t	*adapter = devp;
 	int		handled;
diff --git a/drivers/scsi/megaraid/megaraid_sas.c b/drivers/scsi/megaraid/megaraid_sas.c
index 977b6e8d8525..7e4262f2af96 100644
--- a/drivers/scsi/megaraid/megaraid_sas.c
+++ b/drivers/scsi/megaraid/megaraid_sas.c
@@ -1293,7 +1293,7 @@ megasas_deplete_reply_queue(struct megasas_instance *instance, u8 alt_status)
 /**
  * megasas_isr - isr entry point
  */
-static irqreturn_t megasas_isr(int irq, void *devp, struct pt_regs *regs)
+static irqreturn_t megasas_isr(int irq, void *devp)
 {
 	return megasas_deplete_reply_queue((struct megasas_instance *)devp,
 					   DID_OK);
diff --git a/drivers/scsi/mesh.c b/drivers/scsi/mesh.c
index 683fc7ae4b8f..1fd3c7590d31 100644
--- a/drivers/scsi/mesh.c
+++ b/drivers/scsi/mesh.c
@@ -185,7 +185,7 @@ struct mesh_state {
  * Driver is too messy, we need a few prototypes...
  */
 static void mesh_done(struct mesh_state *ms, int start_next);
-static void mesh_interrupt(int irq, void *dev_id, struct pt_regs *ptregs);
+static void mesh_interrupt(int irq, void *dev_id);
 static void cmd_complete(struct mesh_state *ms);
 static void set_dma_cmds(struct mesh_state *ms, struct scsi_cmnd *cmd);
 static void halt_dma(struct mesh_state *ms);
@@ -466,7 +466,7 @@ static void mesh_start_cmd(struct mesh_state *ms, struct scsi_cmnd *cmd)
 				dlog(ms, "intr b4 arb, intr/exc/err/fc=%.8x",
 				     MKWORD(mr->interrupt, mr->exception,
 					    mr->error, mr->fifo_count));
-				mesh_interrupt(0, (void *)ms, NULL);
+				mesh_interrupt(0, (void *)ms);
 				if (ms->phase != arbitrating)
 					return;
 			}
@@ -504,7 +504,7 @@ static void mesh_start_cmd(struct mesh_state *ms, struct scsi_cmnd *cmd)
 		dlog(ms, "intr after disresel, intr/exc/err/fc=%.8x",
 		     MKWORD(mr->interrupt, mr->exception,
 			    mr->error, mr->fifo_count));
-		mesh_interrupt(0, (void *)ms, NULL);
+		mesh_interrupt(0, (void *)ms);
 		if (ms->phase != arbitrating)
 			return;
 		dlog(ms, "after intr after disresel, intr/exc/err/fc=%.8x",
@@ -1015,13 +1015,13 @@ static void handle_reset(struct mesh_state *ms)
 	out_8(&mr->sequence, SEQ_ENBRESEL);
 }
 
-static irqreturn_t do_mesh_interrupt(int irq, void *dev_id, struct pt_regs *ptregs)
+static irqreturn_t do_mesh_interrupt(int irq, void *dev_id)
 {
 	unsigned long flags;
 	struct Scsi_Host *dev = ((struct mesh_state *)dev_id)->host;
 	
 	spin_lock_irqsave(dev->host_lock, flags);
-	mesh_interrupt(irq, dev_id, ptregs);
+	mesh_interrupt(irq, dev_id);
 	spin_unlock_irqrestore(dev->host_lock, flags);
 	return IRQ_HANDLED;
 }
@@ -1661,7 +1661,7 @@ static int mesh_queue(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
  * handler (do_mesh_interrupt) or by other functions in
  * exceptional circumstances
  */
-static void mesh_interrupt(int irq, void *dev_id, struct pt_regs *ptregs)
+static void mesh_interrupt(int irq, void *dev_id)
 {
 	struct mesh_state *ms = (struct mesh_state *) dev_id;
 	volatile struct mesh_regs __iomem *mr = ms->mesh;
diff --git a/drivers/scsi/mvme147.c b/drivers/scsi/mvme147.c
index 9b991b746d1e..1ddd7a11a958 100644
--- a/drivers/scsi/mvme147.c
+++ b/drivers/scsi/mvme147.c
@@ -20,7 +20,7 @@
 
 static struct Scsi_Host *mvme147_host = NULL;
 
-static irqreturn_t mvme147_intr (int irq, void *dummy, struct pt_regs *fp)
+static irqreturn_t mvme147_intr (int irq, void *dummy)
 {
     if (irq == MVME147_IRQ_SCSI_PORT)
 	wd33c93_intr (mvme147_host);
diff --git a/drivers/scsi/mvme16x.h b/drivers/scsi/mvme16x.h
index c7a12533fb2c..73e33b37a3f8 100644
--- a/drivers/scsi/mvme16x.h
+++ b/drivers/scsi/mvme16x.h
@@ -9,7 +9,7 @@ int NCR53c7xx_queue_command(Scsi_Cmnd *, void (*done)(Scsi_Cmnd *));
 int NCR53c7xx_abort(Scsi_Cmnd *);
 int NCR53c7x0_release (struct Scsi_Host *);
 int NCR53c7xx_reset(Scsi_Cmnd *, unsigned int);
-void NCR53c7x0_intr(int irq, void *dev_id, struct pt_regs * regs);
+void NCR53c7x0_intr(int irq, void *dev_id);
 
 #ifndef CMD_PER_LUN
 #define CMD_PER_LUN 3
diff --git a/drivers/scsi/ncr53c8xx.c b/drivers/scsi/ncr53c8xx.c
index b28712df0b77..6cc2bc2f62be 100644
--- a/drivers/scsi/ncr53c8xx.c
+++ b/drivers/scsi/ncr53c8xx.c
@@ -8111,7 +8111,7 @@ printk("ncr53c8xx : command successfully queued\n");
      return sts;
 }
 
-irqreturn_t ncr53c8xx_intr(int irq, void *dev_id, struct pt_regs * regs)
+irqreturn_t ncr53c8xx_intr(int irq, void *dev_id)
 {
      unsigned long flags;
      struct Scsi_Host *shost = (struct Scsi_Host *)dev_id;
diff --git a/drivers/scsi/ncr53c8xx.h b/drivers/scsi/ncr53c8xx.h
index 78818b6684f8..cb8b7701431e 100644
--- a/drivers/scsi/ncr53c8xx.h
+++ b/drivers/scsi/ncr53c8xx.h
@@ -1322,7 +1322,7 @@ struct ncr_device {
 
 extern struct Scsi_Host *ncr_attach(struct scsi_host_template *tpnt, int unit, struct ncr_device *device);
 extern int ncr53c8xx_release(struct Scsi_Host *host);
-irqreturn_t ncr53c8xx_intr(int irq, void *dev_id, struct pt_regs * regs);
+irqreturn_t ncr53c8xx_intr(int irq, void *dev_id);
 extern int ncr53c8xx_init(void);
 extern void ncr53c8xx_exit(void);
 
diff --git a/drivers/scsi/nsp32.c b/drivers/scsi/nsp32.c
index 1c624ce81897..7c13f6f4a4c6 100644
--- a/drivers/scsi/nsp32.c
+++ b/drivers/scsi/nsp32.c
@@ -256,7 +256,7 @@ static void nsp32_sack_negate (nsp32_hw_data *);
 static void nsp32_do_bus_reset(nsp32_hw_data *);
 
 /* hardware interrupt handler */
-static irqreturn_t do_nsp32_isr(int, void *, struct pt_regs *);
+static irqreturn_t do_nsp32_isr(int, void *);
 
 /* initialize hardware */
 static int  nsp32hw_init(nsp32_hw_data *);
@@ -1201,7 +1201,7 @@ static int nsp32hw_init(nsp32_hw_data *data)
 
 
 /* interrupt routine */
-static irqreturn_t do_nsp32_isr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t do_nsp32_isr(int irq, void *dev_id)
 {
 	nsp32_hw_data *data = dev_id;
 	unsigned int base = data->BaseAddress;
diff --git a/drivers/scsi/pcmcia/nsp_cs.c b/drivers/scsi/pcmcia/nsp_cs.c
index 053303d36118..b1d346049525 100644
--- a/drivers/scsi/pcmcia/nsp_cs.c
+++ b/drivers/scsi/pcmcia/nsp_cs.c
@@ -948,7 +948,7 @@ static int nsp_nexus(Scsi_Cmnd *SCpnt)
 /*
  * interrupt handler
  */
-static irqreturn_t nspintr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t nspintr(int irq, void *dev_id)
 {
 	unsigned int   base;
 	unsigned char  irq_status, irq_phase, phase;
diff --git a/drivers/scsi/pcmcia/nsp_cs.h b/drivers/scsi/pcmcia/nsp_cs.h
index 8908b8e5b78a..a88714f4c05b 100644
--- a/drivers/scsi/pcmcia/nsp_cs.h
+++ b/drivers/scsi/pcmcia/nsp_cs.h
@@ -346,7 +346,7 @@ static int  nsp_reselected       (Scsi_Cmnd *SCpnt);
 static struct Scsi_Host *nsp_detect(struct scsi_host_template *sht);
 
 /* Interrupt handler */
-//static irqreturn_t nspintr(int irq, void *dev_id, struct pt_regs *regs);
+//static irqreturn_t nspintr(int irq, void *dev_id);
 
 /* Module entry point*/
 static int  __init nsp_cs_init(void);
diff --git a/drivers/scsi/pcmcia/sym53c500_cs.c b/drivers/scsi/pcmcia/sym53c500_cs.c
index 0b65099acb1a..72fe5d055de1 100644
--- a/drivers/scsi/pcmcia/sym53c500_cs.c
+++ b/drivers/scsi/pcmcia/sym53c500_cs.c
@@ -363,7 +363,7 @@ SYM53C500_pio_write(int fast_pio, int base, unsigned char *request, unsigned int
 }
 
 static irqreturn_t
-SYM53C500_intr(int irq, void *dev_id, struct pt_regs *regs)
+SYM53C500_intr(int irq, void *dev_id)
 {
 	unsigned long flags;
 	struct Scsi_Host *dev = dev_id;
diff --git a/drivers/scsi/psi240i.c b/drivers/scsi/psi240i.c
index 5c2cdf523c3b..a720c9265e66 100644
--- a/drivers/scsi/psi240i.c
+++ b/drivers/scsi/psi240i.c
@@ -247,12 +247,11 @@ static ULONG DecodeError (struct Scsi_Host *pshost, UCHAR status)
  *
  *	Parameters:		irq		- Hardware IRQ number.
  *					dev_id	-
- *					regs	-
  *
  *	Returns:		TRUE if drive is not ready in time.
  *
  ****************************************************************/
-static void Irq_Handler (int irq, void *dev_id, struct pt_regs *regs)
+static void Irq_Handler (int irq, void *dev_id)
 	{
 	struct Scsi_Host   *shost;			// Pointer to host data block
 	PADAPTER240I		padapter;		// Pointer to adapter control structure
@@ -368,13 +367,13 @@ irqerror:;
 	SCpnt->scsi_done (SCpnt);
 	}
 
-static irqreturn_t do_Irq_Handler (int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t do_Irq_Handler (int irq, void *dev_id)
 {
 	unsigned long flags;
 	struct Scsi_Host *dev = dev_id;
 	
 	spin_lock_irqsave(dev->host_lock, flags);
-	Irq_Handler(irq, dev_id, regs);
+	Irq_Handler(irq, dev_id);
 	spin_unlock_irqrestore(dev->host_lock, flags);
 	return IRQ_HANDLED;
 }
diff --git a/drivers/scsi/qla1280.c b/drivers/scsi/qla1280.c
index 9f33e5946c0d..2521d548dd59 100644
--- a/drivers/scsi/qla1280.c
+++ b/drivers/scsi/qla1280.c
@@ -1113,7 +1113,7 @@ qla1280_enable_intrs(struct scsi_qla_host *ha)
  *   Handles the H/W interrupt
  **************************************************************************/
 static irqreturn_t
-qla1280_intr_handler(int irq, void *dev_id, struct pt_regs *regs)
+qla1280_intr_handler(int irq, void *dev_id)
 {
 	struct scsi_qla_host *ha;
 	struct device_reg __iomem *reg;
diff --git a/drivers/scsi/qla2xxx/qla_dbg.h b/drivers/scsi/qla2xxx/qla_dbg.h
index 533425338e05..90dad7e88985 100644
--- a/drivers/scsi/qla2xxx/qla_dbg.h
+++ b/drivers/scsi/qla2xxx/qla_dbg.h
@@ -38,7 +38,7 @@
 * Macros use for debugging the driver.
 */
 
-#define DEBUG(x)	do { if (extended_error_logging) { x; } } while (0)
+#define DEBUG(x)	do { if (qla2_extended_error_logging) { x; } } while (0)
 
 #if defined(QL_DEBUG_LEVEL_1)
 #define DEBUG1(x)	do {x;} while (0)
@@ -46,12 +46,12 @@
 #define DEBUG1(x)	do {} while (0)
 #endif
 
-#define DEBUG2(x)	do { if (extended_error_logging) { x; } } while (0)
-#define DEBUG2_3(x)	do { if (extended_error_logging) { x; } } while (0)
-#define DEBUG2_3_11(x)	do { if (extended_error_logging) { x; } } while (0)
-#define DEBUG2_9_10(x)	do { if (extended_error_logging) { x; } } while (0)
-#define DEBUG2_11(x)	do { if (extended_error_logging) { x; } } while (0)
-#define DEBUG2_13(x)	do { if (extended_error_logging) { x; } } while (0)
+#define DEBUG2(x)	do { if (qla2_extended_error_logging) { x; } } while (0)
+#define DEBUG2_3(x)	do { if (qla2_extended_error_logging) { x; } } while (0)
+#define DEBUG2_3_11(x)	do { if (qla2_extended_error_logging) { x; } } while (0)
+#define DEBUG2_9_10(x)	do { if (qla2_extended_error_logging) { x; } } while (0)
+#define DEBUG2_11(x)	do { if (qla2_extended_error_logging) { x; } } while (0)
+#define DEBUG2_13(x)	do { if (qla2_extended_error_logging) { x; } } while (0)
 
 #if defined(QL_DEBUG_LEVEL_3)
 #define DEBUG3(x)	do {x;} while (0)
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
index c37a30aa2146..bab33f6d0bdb 100644
--- a/drivers/scsi/qla2xxx/qla_def.h
+++ b/drivers/scsi/qla2xxx/qla_def.h
@@ -2009,7 +2009,7 @@ struct isp_operations {
 	char * (*pci_info_str) (struct scsi_qla_host *, char *);
 	char * (*fw_version_str) (struct scsi_qla_host *, char *);
 
-	irqreturn_t (*intr_handler) (int, void *, struct pt_regs *);
+	irq_handler_t intr_handler;
 	void (*enable_intrs) (struct scsi_qla_host *);
 	void (*disable_intrs) (struct scsi_qla_host *);
 
diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h
index bef7011378c6..7da69832d74c 100644
--- a/drivers/scsi/qla2xxx/qla_gbl.h
+++ b/drivers/scsi/qla2xxx/qla_gbl.h
@@ -60,7 +60,7 @@ extern int ql2xplogiabsentdevice;
 extern int ql2xloginretrycount;
 extern int ql2xfdmienable;
 extern int ql2xallocfwdump;
-extern int extended_error_logging;
+extern int qla2_extended_error_logging;
 
 extern void qla2x00_sp_compl(scsi_qla_host_t *, srb_t *);
 
@@ -217,9 +217,9 @@ qla2x00_set_idma_speed(scsi_qla_host_t *, uint16_t, uint16_t, uint16_t *);
 /*
  * Global Function Prototypes in qla_isr.c source file.
  */
-extern irqreturn_t qla2100_intr_handler(int, void *, struct pt_regs *);
-extern irqreturn_t qla2300_intr_handler(int, void *, struct pt_regs *);
-extern irqreturn_t qla24xx_intr_handler(int, void *, struct pt_regs *);
+extern irqreturn_t qla2100_intr_handler(int, void *);
+extern irqreturn_t qla2300_intr_handler(int, void *);
+extern irqreturn_t qla24xx_intr_handler(int, void *);
 extern void qla2x00_process_response_queue(struct scsi_qla_host *);
 extern void qla24xx_process_response_queue(struct scsi_qla_host *);
 
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index d5d26273c04e..833b93085fd3 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -1644,7 +1644,7 @@ qla2x00_nvram_config(scsi_qla_host_t *ha)
 	 * Set host adapter parameters.
 	 */
 	if (nv->host_p[0] & BIT_7)
-		extended_error_logging = 1;
+		qla2_extended_error_logging = 1;
 	ha->flags.disable_risc_code_load = ((nv->host_p[0] & BIT_4) ? 1 : 0);
 	/* Always load RISC code on non ISP2[12]00 chips. */
 	if (!IS_QLA2100(ha) && !IS_QLA2200(ha))
diff --git a/drivers/scsi/qla2xxx/qla_inline.h b/drivers/scsi/qla2xxx/qla_inline.h
index 45007ee58067..d3023338628f 100644
--- a/drivers/scsi/qla2xxx/qla_inline.h
+++ b/drivers/scsi/qla2xxx/qla_inline.h
@@ -104,7 +104,7 @@ static __inline__ void qla2x00_poll(scsi_qla_host_t *);
 static inline void
 qla2x00_poll(scsi_qla_host_t *ha)
 {
-	ha->isp_ops.intr_handler(0, ha, NULL);
+	ha->isp_ops.intr_handler(0, ha);
 }
 
 static __inline__ void qla2x00_check_fabric_devices(scsi_qla_host_t *);
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
index 5fa933cda992..626c7178a434 100644
--- a/drivers/scsi/qla2xxx/qla_isr.c
+++ b/drivers/scsi/qla2xxx/qla_isr.c
@@ -20,14 +20,13 @@ static void qla24xx_ms_entry(scsi_qla_host_t *, struct ct_entry_24xx *);
  * qla2100_intr_handler() - Process interrupts for the ISP2100 and ISP2200.
  * @irq:
  * @dev_id: SCSI driver HA context
- * @regs:
  *
  * Called by system whenever the host adapter generates an interrupt.
  *
  * Returns handled flag.
  */
 irqreturn_t
-qla2100_intr_handler(int irq, void *dev_id, struct pt_regs *regs)
+qla2100_intr_handler(int irq, void *dev_id)
 {
 	scsi_qla_host_t	*ha;
 	struct device_reg_2xxx __iomem *reg;
@@ -100,14 +99,13 @@ qla2100_intr_handler(int irq, void *dev_id, struct pt_regs *regs)
  * qla2300_intr_handler() - Process interrupts for the ISP23xx and ISP63xx.
  * @irq:
  * @dev_id: SCSI driver HA context
- * @regs:
  *
  * Called by system whenever the host adapter generates an interrupt.
  *
  * Returns handled flag.
  */
 irqreturn_t
-qla2300_intr_handler(int irq, void *dev_id, struct pt_regs *regs)
+qla2300_intr_handler(int irq, void *dev_id)
 {
 	scsi_qla_host_t	*ha;
 	struct device_reg_2xxx __iomem *reg;
@@ -1338,14 +1336,13 @@ qla24xx_process_response_queue(struct scsi_qla_host *ha)
  * qla24xx_intr_handler() - Process interrupts for the ISP23xx and ISP63xx.
  * @irq:
  * @dev_id: SCSI driver HA context
- * @regs:
  *
  * Called by system whenever the host adapter generates an interrupt.
  *
  * Returns handled flag.
  */
 irqreturn_t
-qla24xx_intr_handler(int irq, void *dev_id, struct pt_regs *regs)
+qla24xx_intr_handler(int irq, void *dev_id)
 {
 	scsi_qla_host_t	*ha;
 	struct device_reg_24xx __iomem *reg;
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 3ba8c239f171..3f20d765563e 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -61,9 +61,9 @@ MODULE_PARM_DESC(ql2xallocfwdump,
 		"during HBA initialization.  Memory allocation requirements "
 		"vary by ISP type.  Default is 1 - allocate memory.");
 
-int extended_error_logging;
-module_param(extended_error_logging, int, S_IRUGO|S_IRUSR);
-MODULE_PARM_DESC(extended_error_logging,
+int qla2_extended_error_logging;
+module_param(qla2_extended_error_logging, int, S_IRUGO|S_IRUSR);
+MODULE_PARM_DESC(qla2_extended_error_logging,
 		"Option to enable extended error logging, "
 		"Default is 0 - no logging. 1 - log errors.");
 
@@ -2697,7 +2697,7 @@ qla2x00_module_init(void)
 
 	/* Derive version string. */
 	strcpy(qla2x00_version_str, QLA2XXX_VERSION);
-	if (extended_error_logging)
+	if (qla2_extended_error_logging)
 		strcat(qla2x00_version_str, "-debug");
 
 	qla2xxx_transport_template =
diff --git a/drivers/scsi/qla4xxx/ql4_dbg.h b/drivers/scsi/qla4xxx/ql4_dbg.h
index 56ddc227f846..3e99dcfd5a9f 100644
--- a/drivers/scsi/qla4xxx/ql4_dbg.h
+++ b/drivers/scsi/qla4xxx/ql4_dbg.h
@@ -22,14 +22,14 @@
 #endif
 
 #if defined(QL_DEBUG_LEVEL_2)
-#define DEBUG2(x)      do {if(extended_error_logging == 2) x;} while (0);
+#define DEBUG2(x)      do {if(qla4_extended_error_logging == 2) x;} while (0);
 #define DEBUG2_3(x)   do {x;} while (0);
 #else				/*  */
 #define DEBUG2(x)	do {} while (0);
 #endif				/*  */
 
 #if defined(QL_DEBUG_LEVEL_3)
-#define DEBUG3(x)      do {if(extended_error_logging == 3) x;} while (0);
+#define DEBUG3(x)      do {if(qla4_extended_error_logging == 3) x;} while (0);
 #else				/*  */
 #define DEBUG3(x)	do {} while (0);
 #if !defined(QL_DEBUG_LEVEL_2)
diff --git a/drivers/scsi/qla4xxx/ql4_glbl.h b/drivers/scsi/qla4xxx/ql4_glbl.h
index 418fb7a13a65..2c803edf2de8 100644
--- a/drivers/scsi/qla4xxx/ql4_glbl.h
+++ b/drivers/scsi/qla4xxx/ql4_glbl.h
@@ -13,7 +13,7 @@ int qla4xxx_send_command_to_isp(struct scsi_qla_host *ha, struct srb * srb);
 int qla4xxx_initialize_adapter(struct scsi_qla_host * ha,
 			       uint8_t renew_ddb_list);
 int qla4xxx_soft_reset(struct scsi_qla_host *ha);
-irqreturn_t qla4xxx_intr_handler(int irq, void *dev_id, struct pt_regs *regs);
+irqreturn_t qla4xxx_intr_handler(int irq, void *dev_id);
 
 void qla4xxx_free_ddb_list(struct scsi_qla_host * ha);
 void qla4xxx_process_aen(struct scsi_qla_host * ha, uint8_t process_aen);
@@ -72,7 +72,7 @@ int qla4xxx_reinitialize_ddb_list(struct scsi_qla_host * ha);
 int qla4xxx_process_ddb_changed(struct scsi_qla_host * ha,
 				uint32_t fw_ddb_index, uint32_t state);
 
-extern int extended_error_logging;
+extern int qla4_extended_error_logging;
 extern int ql4xdiscoverywait;
 extern int ql4xdontresethba;
 #endif				/* _QLA4x_GBL_H */
diff --git a/drivers/scsi/qla4xxx/ql4_isr.c b/drivers/scsi/qla4xxx/ql4_isr.c
index b584317608d1..1e283321a59d 100644
--- a/drivers/scsi/qla4xxx/ql4_isr.c
+++ b/drivers/scsi/qla4xxx/ql4_isr.c
@@ -610,9 +610,8 @@ void qla4xxx_interrupt_service_routine(struct scsi_qla_host * ha,
  * qla4xxx_intr_handler - hardware interrupt handler.
  * @irq: Unused
  * @dev_id: Pointer to host adapter structure
- * @regs: Unused
  **/
-irqreturn_t qla4xxx_intr_handler(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t qla4xxx_intr_handler(int irq, void *dev_id)
 {
 	struct scsi_qla_host *ha;
 	uint32_t intr_status;
diff --git a/drivers/scsi/qla4xxx/ql4_mbx.c b/drivers/scsi/qla4xxx/ql4_mbx.c
index ed977f70b2db..ef82399c0858 100644
--- a/drivers/scsi/qla4xxx/ql4_mbx.c
+++ b/drivers/scsi/qla4xxx/ql4_mbx.c
@@ -701,7 +701,7 @@ void qla4xxx_get_conn_event_log(struct scsi_qla_host * ha)
 	DEBUG3(printk("scsi%ld: Connection Event Log Dump (%d entries):\n",
 		      ha->host_no, num_valid_entries));
 
-	if (extended_error_logging == 3) {
+	if (qla4_extended_error_logging == 3) {
 		if (oldest_entry == 0) {
 			/* Circular Buffer has not wrapped around */
 			for (i=0; i < num_valid_entries; i++) {
diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c
index 5036ebf013a5..178fcddcfd81 100644
--- a/drivers/scsi/qla4xxx/ql4_os.c
+++ b/drivers/scsi/qla4xxx/ql4_os.c
@@ -34,9 +34,9 @@ MODULE_PARM_DESC(ql4xdontresethba,
 		 " default it will reset hba :0"
 		 " set to 1 to avoid resetting HBA");
 
-int extended_error_logging = 0; /* 0 = off, 1 = log errors */
-module_param(extended_error_logging, int, S_IRUGO | S_IRUSR);
-MODULE_PARM_DESC(extended_error_logging,
+int qla4_extended_error_logging = 0; /* 0 = off, 1 = log errors */
+module_param(qla4_extended_error_logging, int, S_IRUGO | S_IRUSR);
+MODULE_PARM_DESC(qla4_extended_error_logging,
 		 "Option to enable extended error logging, "
 		 "Default is 0 - no logging, 1 - debug logging");
 
@@ -1714,7 +1714,7 @@ static int __init qla4xxx_module_init(void)
 
 	/* Derive version string. */
 	strcpy(qla4xxx_version_str, QLA4XXX_DRIVER_VERSION);
-	if (extended_error_logging)
+	if (qla4_extended_error_logging)
 		strcat(qla4xxx_version_str, "-debug");
 
 	qla4xxx_scsi_transport =
diff --git a/drivers/scsi/qlogicfas408.c b/drivers/scsi/qlogicfas408.c
index 52fb2ec3da70..e0725353c99c 100644
--- a/drivers/scsi/qlogicfas408.c
+++ b/drivers/scsi/qlogicfas408.c
@@ -405,10 +405,10 @@ static unsigned int ql_pcmd(Scsi_Cmnd * cmd)
  *	Interrupt handler 
  */
 
-static void ql_ihandl(int irq, void *dev_id, struct pt_regs *regs)
+static void ql_ihandl(void *dev_id)
 {
 	Scsi_Cmnd *icmd;
-	struct Scsi_Host *host = (struct Scsi_Host *)dev_id;
+	struct Scsi_Host *host = dev_id;
 	struct qlogicfas408_priv *priv = get_priv_by_host(host);
 	int qbase = priv->qbase;
 	REG0;
@@ -432,13 +432,13 @@ static void ql_ihandl(int irq, void *dev_id, struct pt_regs *regs)
 	(icmd->scsi_done) (icmd);
 }
 
-irqreturn_t qlogicfas408_ihandl(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t qlogicfas408_ihandl(int irq, void *dev_id)
 {
 	unsigned long flags;
 	struct Scsi_Host *host = dev_id;
 
 	spin_lock_irqsave(host->host_lock, flags);
-	ql_ihandl(irq, dev_id, regs);
+	ql_ihandl(dev_id);
 	spin_unlock_irqrestore(host->host_lock, flags);
 	return IRQ_HANDLED;
 }
diff --git a/drivers/scsi/qlogicfas408.h b/drivers/scsi/qlogicfas408.h
index 4b3df2003660..8fd5555c75b1 100644
--- a/drivers/scsi/qlogicfas408.h
+++ b/drivers/scsi/qlogicfas408.h
@@ -102,7 +102,7 @@ struct qlogicfas408_priv {
 #define get_priv_by_cmd(x) (struct qlogicfas408_priv *)&((x)->device->host->hostdata[0])
 #define get_priv_by_host(x) (struct qlogicfas408_priv *)&((x)->hostdata[0])
 
-irqreturn_t qlogicfas408_ihandl(int irq, void *dev_id, struct pt_regs *regs);
+irqreturn_t qlogicfas408_ihandl(int irq, void *dev_id);
 int qlogicfas408_queuecommand(Scsi_Cmnd * cmd, void (*done) (Scsi_Cmnd *));
 int qlogicfas408_biosparam(struct scsi_device * disk,
 		        struct block_device *dev,
diff --git a/drivers/scsi/qlogicpti.c b/drivers/scsi/qlogicpti.c
index 5b2f0741a55b..ed58bb489889 100644
--- a/drivers/scsi/qlogicpti.c
+++ b/drivers/scsi/qlogicpti.c
@@ -649,7 +649,7 @@ static int qlogicpti_verify_tmon(struct qlogicpti *qpti)
 	return 0;
 }
 
-static irqreturn_t qpti_intr(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t qpti_intr(int irq, void *dev_id);
 
 static void __init qpti_chain_add(struct qlogicpti *qpti)
 {
@@ -1297,7 +1297,7 @@ static struct scsi_cmnd *qlogicpti_intr_handler(struct qlogicpti *qpti)
 	return done_queue;
 }
 
-static irqreturn_t qpti_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t qpti_intr(int irq, void *dev_id)
 {
 	struct qlogicpti *qpti = dev_id;
 	unsigned long flags;
diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c
index 3d355d054612..aff1b0cfd4b2 100644
--- a/drivers/scsi/scsi_error.c
+++ b/drivers/scsi/scsi_error.c
@@ -495,7 +495,7 @@ static int scsi_send_eh_cmnd(struct scsi_cmnd *scmd, unsigned char *cmnd,
 	memcpy(scmd->cmnd, cmnd, cmnd_size);
 
 	if (copy_sense) {
-		int gfp_mask = GFP_ATOMIC;
+		gfp_t gfp_mask = GFP_ATOMIC;
 
 		if (shost->hostt->unchecked_isa_dma)
 			gfp_mask |= __GFP_DMA;
diff --git a/drivers/scsi/seagate.c b/drivers/scsi/seagate.c
index 4e6666ceae26..8ff1f2866f7b 100644
--- a/drivers/scsi/seagate.c
+++ b/drivers/scsi/seagate.c
@@ -320,8 +320,8 @@ static Signature __initdata signatures[] = {
  */
 
 static int hostno = -1;
-static void seagate_reconnect_intr (int, void *, struct pt_regs *);
-static irqreturn_t do_seagate_reconnect_intr (int, void *, struct pt_regs *);
+static void seagate_reconnect_intr (int, void *);
+static irqreturn_t do_seagate_reconnect_intr (int, void *);
 static int seagate_st0x_bus_reset(struct scsi_cmnd *);
 
 #ifdef FAST
@@ -619,19 +619,18 @@ static int should_reconnect = 0;
  * asserting SEL.
  */
 
-static irqreturn_t do_seagate_reconnect_intr(int irq, void *dev_id,
-						struct pt_regs *regs)
+static irqreturn_t do_seagate_reconnect_intr(int irq, void *dev_id)
 {
 	unsigned long flags;
 	struct Scsi_Host *dev = dev_id;
 	
 	spin_lock_irqsave (dev->host_lock, flags);
-	seagate_reconnect_intr (irq, dev_id, regs);
+	seagate_reconnect_intr (irq, dev_id);
 	spin_unlock_irqrestore (dev->host_lock, flags);
 	return IRQ_HANDLED;
 }
 
-static void seagate_reconnect_intr (int irq, void *dev_id, struct pt_regs *regs)
+static void seagate_reconnect_intr (int irq, void *dev_id)
 {
 	int temp;
 	struct scsi_cmnd *SCtmp;
diff --git a/drivers/scsi/sgiwd93.c b/drivers/scsi/sgiwd93.c
index 4f1db6f2aae8..e81f97a35bc8 100644
--- a/drivers/scsi/sgiwd93.c
+++ b/drivers/scsi/sgiwd93.c
@@ -84,7 +84,7 @@ static inline unsigned long read_wd33c93_count(const wd33c93_regs regs)
 	return value;
 }
 
-static irqreturn_t sgiwd93_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t sgiwd93_intr(int irq, void *dev_id)
 {
 	struct Scsi_Host * host = (struct Scsi_Host *) dev_id;
 	unsigned long flags;
diff --git a/drivers/scsi/stex.c b/drivers/scsi/stex.c
index a54e6c1026b7..185c270bb043 100644
--- a/drivers/scsi/stex.c
+++ b/drivers/scsi/stex.c
@@ -871,7 +871,7 @@ update_status:
 	readl(base + IMR1); /* flush */
 }
 
-static irqreturn_t stex_intr(int irq, void *__hba, struct pt_regs *regs)
+static irqreturn_t stex_intr(int irq, void *__hba)
 {
 	struct st_hba *hba = __hba;
 	void __iomem *base = hba->mmio_base;
diff --git a/drivers/scsi/sun3_NCR5380.c b/drivers/scsi/sun3_NCR5380.c
index 7f9bcef6adfa..5ec5af8e3379 100644
--- a/drivers/scsi/sun3_NCR5380.c
+++ b/drivers/scsi/sun3_NCR5380.c
@@ -1252,7 +1252,7 @@ static void NCR5380_dma_complete( struct Scsi_Host *instance )
  *
  */
 
-static irqreturn_t NCR5380_intr (int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t NCR5380_intr (int irq, void *dev_id)
 {
     struct Scsi_Host *instance = first_instance;
     int done = 1, handled = 0;
diff --git a/drivers/scsi/sun3_scsi.c b/drivers/scsi/sun3_scsi.c
index 44a99aeb8180..e625b4c5833a 100644
--- a/drivers/scsi/sun3_scsi.c
+++ b/drivers/scsi/sun3_scsi.c
@@ -102,7 +102,7 @@ static void NCR5380_print(struct Scsi_Host *instance);
 #define	ENABLE_IRQ()	enable_irq( IRQ_SUN3_SCSI ); 
 
 
-static irqreturn_t scsi_sun3_intr(int irq, void *dummy, struct pt_regs *fp);
+static irqreturn_t scsi_sun3_intr(int irq, void *dummy);
 static inline unsigned char sun3scsi_read(int reg);
 static inline void sun3scsi_write(int reg, int value);
 
@@ -371,7 +371,7 @@ const char * sun3scsi_info (struct Scsi_Host *spnt) {
 // safe bits for the CSR
 #define CSR_GOOD 0x060f
 
-static irqreturn_t scsi_sun3_intr(int irq, void *dummy, struct pt_regs *fp)
+static irqreturn_t scsi_sun3_intr(int irq, void *dummy)
 {
 	unsigned short csr = dregs->csr;
 	int handled = 0;
@@ -388,7 +388,7 @@ static irqreturn_t scsi_sun3_intr(int irq, void *dummy, struct pt_regs *fp)
 	}
 
 	if(csr & (CSR_SDB_INT | CSR_DMA_INT)) {
-		NCR5380_intr(irq, dummy, fp);
+		NCR5380_intr(irq, dummy);
 		handled = 1;
 	}
 
diff --git a/drivers/scsi/sun3_scsi_vme.c b/drivers/scsi/sun3_scsi_vme.c
index f5742b84b27a..e8faab16567b 100644
--- a/drivers/scsi/sun3_scsi_vme.c
+++ b/drivers/scsi/sun3_scsi_vme.c
@@ -67,7 +67,7 @@ extern int sun3_map_test(unsigned long, char *);
 #define ENABLE_IRQ()
 
 
-static irqreturn_t scsi_sun3_intr(int irq, void *dummy, struct pt_regs *fp);
+static irqreturn_t scsi_sun3_intr(int irq, void *dummy);
 static inline unsigned char sun3scsi_read(int reg);
 static inline void sun3scsi_write(int reg, int value);
 
@@ -340,7 +340,7 @@ static const char * sun3scsi_info (struct Scsi_Host *spnt) {
 // safe bits for the CSR
 #define CSR_GOOD 0x060f
 
-static irqreturn_t scsi_sun3_intr(int irq, void *dummy, struct pt_regs *fp)
+static irqreturn_t scsi_sun3_intr(int irq, void *dummy)
 {
 	unsigned short csr = dregs->csr;
 	int handled = 0;
@@ -371,7 +371,7 @@ static irqreturn_t scsi_sun3_intr(int irq, void *dummy, struct pt_regs *fp)
 	}
 
 	if(csr & (CSR_SDB_INT | CSR_DMA_INT)) {
-		NCR5380_intr(irq, dummy, fp);
+		NCR5380_intr(irq, dummy);
 		handled = 1;
 	}
 
diff --git a/drivers/scsi/sym53c416.c b/drivers/scsi/sym53c416.c
index 8640253d6215..32c883f1efa1 100644
--- a/drivers/scsi/sym53c416.c
+++ b/drivers/scsi/sym53c416.c
@@ -326,8 +326,7 @@ static __inline__ unsigned int sym53c416_write(int base, unsigned char *buffer,
 	return orig_len - len;
 }
 
-static irqreturn_t sym53c416_intr_handle(int irq, void *dev_id,
-					struct pt_regs *regs)
+static irqreturn_t sym53c416_intr_handle(int irq, void *dev_id)
 {
 	struct Scsi_Host *dev = dev_id;
 	int base = 0;
diff --git a/drivers/scsi/sym53c8xx_2/sym_glue.c b/drivers/scsi/sym53c8xx_2/sym_glue.c
index 739d3ef46a40..4d78c7e87cca 100644
--- a/drivers/scsi/sym53c8xx_2/sym_glue.c
+++ b/drivers/scsi/sym53c8xx_2/sym_glue.c
@@ -652,7 +652,7 @@ static int sym53c8xx_queue_command(struct scsi_cmnd *cmd,
 /*
  *  Linux entry point of the interrupt handler.
  */
-static irqreturn_t sym53c8xx_intr(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t sym53c8xx_intr(int irq, void *dev_id)
 {
 	unsigned long flags;
 	struct sym_hcb *np = (struct sym_hcb *)dev_id;
diff --git a/drivers/scsi/tmscsim.c b/drivers/scsi/tmscsim.c
index 028d5f641cc6..d03aa6ce8fe8 100644
--- a/drivers/scsi/tmscsim.c
+++ b/drivers/scsi/tmscsim.c
@@ -700,9 +700,9 @@ dc390_InvalidCmd(struct dc390_acb* pACB)
 
 
 static irqreturn_t __inline__
-DC390_Interrupt(int irq, void *dev_id, struct pt_regs *regs)
+DC390_Interrupt(void *dev_id)
 {
-    struct dc390_acb *pACB = (struct dc390_acb*)dev_id;
+    struct dc390_acb *pACB = dev_id;
     struct dc390_dcb *pDCB;
     struct dc390_srb *pSRB;
     u8  sstatus=0;
@@ -811,12 +811,12 @@ DC390_Interrupt(int irq, void *dev_id, struct pt_regs *regs)
     return IRQ_HANDLED;
 }
 
-static irqreturn_t do_DC390_Interrupt( int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t do_DC390_Interrupt(int irq, void *dev_id)
 {
     irqreturn_t ret;
     DEBUG1(printk (KERN_INFO "DC390: Irq (%i) caught: ", irq));
     /* Locking is done in DC390_Interrupt */
-    ret = DC390_Interrupt(irq, dev_id, regs);
+    ret = DC390_Interrupt(dev_id);
     DEBUG1(printk (".. IRQ returned\n"));
     return ret;
 }
diff --git a/drivers/scsi/u14-34f.c b/drivers/scsi/u14-34f.c
index 57449611e714..3de08a15de40 100644
--- a/drivers/scsi/u14-34f.c
+++ b/drivers/scsi/u14-34f.c
@@ -634,7 +634,7 @@ static unsigned long io_port[] = {
 #define H2DEV(x) cpu_to_le32(x)
 #define DEV2H(x) le32_to_cpu(x)
 
-static irqreturn_t do_interrupt_handler(int, void *, struct pt_regs *);
+static irqreturn_t do_interrupt_handler(int, void *);
 static void flush_dev(struct scsi_device *, unsigned long, unsigned int, unsigned int);
 static int do_trace = FALSE;
 static int setup_done = FALSE;
@@ -1932,8 +1932,7 @@ none:
    return IRQ_NONE;
 }
 
-static irqreturn_t do_interrupt_handler(int irq, void *shap,
-                                        struct pt_regs *regs) {
+static irqreturn_t do_interrupt_handler(int irq, void *shap) {
    unsigned int j;
    unsigned long spin_flags;
    irqreturn_t ret;
diff --git a/drivers/scsi/ultrastor.c b/drivers/scsi/ultrastor.c
index 0372aa9fa190..56906aba5ee3 100644
--- a/drivers/scsi/ultrastor.c
+++ b/drivers/scsi/ultrastor.c
@@ -287,8 +287,8 @@ static const unsigned short ultrastor_ports_14f[] = {
 };
 #endif
 
-static void ultrastor_interrupt(int, void *, struct pt_regs *);
-static irqreturn_t do_ultrastor_interrupt(int, void *, struct pt_regs *);
+static void ultrastor_interrupt(void *);
+static irqreturn_t do_ultrastor_interrupt(int, void *);
 static inline void build_sg_list(struct mscp *, struct scsi_cmnd *SCpnt);
 
 
@@ -893,7 +893,7 @@ static int ultrastor_abort(struct scsi_cmnd *SCpnt)
 	
 	spin_lock_irqsave(host->host_lock, flags);
 	/* FIXME: Ewww... need to think about passing host around properly */
-	ultrastor_interrupt(0, NULL, NULL);
+	ultrastor_interrupt(NULL);
 	spin_unlock_irqrestore(host->host_lock, flags);
 	return SUCCESS;
       }
@@ -1039,7 +1039,7 @@ int ultrastor_biosparam(struct scsi_device *sdev, struct block_device *bdev,
     return 0;
 }
 
-static void ultrastor_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static void ultrastor_interrupt(void *dev_id)
 {
     unsigned int status;
 #if ULTRASTOR_MAX_CMDS > 1
@@ -1171,14 +1171,13 @@ static void ultrastor_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 #endif
 }
 
-static irqreturn_t do_ultrastor_interrupt(int irq, void *dev_id,
-						struct pt_regs *regs)
+static irqreturn_t do_ultrastor_interrupt(int irq, void *dev_id)
 {
     unsigned long flags;
     struct Scsi_Host *dev = dev_id;
     
     spin_lock_irqsave(dev->host_lock, flags);
-    ultrastor_interrupt(irq, dev_id, regs);
+    ultrastor_interrupt(dev_id);
     spin_unlock_irqrestore(dev->host_lock, flags);
     return IRQ_HANDLED;
 }
diff --git a/drivers/scsi/wd7000.c b/drivers/scsi/wd7000.c
index a0b61af48f1c..331e1cf159b0 100644
--- a/drivers/scsi/wd7000.c
+++ b/drivers/scsi/wd7000.c
@@ -998,7 +998,7 @@ static int make_code(unsigned hosterr, unsigned scsierr)
 #define wd7000_intr_ack(host)   outb (0, host->iobase + ASC_INTR_ACK)
 
 
-static irqreturn_t wd7000_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t wd7000_intr(int irq, void *dev_id)
 {
 	Adapter *host = (Adapter *) dev_id;
 	int flag, icmb, errstatus, icmb_status;
diff --git a/drivers/serial/21285.c b/drivers/serial/21285.c
index 76d83ade9857..6a1a568ca649 100644
--- a/drivers/serial/21285.c
+++ b/drivers/serial/21285.c
@@ -85,7 +85,7 @@ static void serial21285_enable_ms(struct uart_port *port)
 {
 }
 
-static irqreturn_t serial21285_rx_chars(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t serial21285_rx_chars(int irq, void *dev_id)
 {
 	struct uart_port *port = dev_id;
 	struct tty_struct *tty = port->info->tty;
@@ -123,7 +123,7 @@ static irqreturn_t serial21285_rx_chars(int irq, void *dev_id, struct pt_regs *r
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t serial21285_tx_chars(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t serial21285_tx_chars(int irq, void *dev_id)
 {
 	struct uart_port *port = dev_id;
 	struct circ_buf *xmit = &port->info->xmit;
diff --git a/drivers/serial/68328serial.c b/drivers/serial/68328serial.c
index bac853c5abb5..9b8b585513ec 100644
--- a/drivers/serial/68328serial.c
+++ b/drivers/serial/68328serial.c
@@ -275,8 +275,7 @@ static void status_handle(struct m68k_serial *info, unsigned short status)
 	return;
 }
 
-static void receive_chars(struct m68k_serial *info, struct pt_regs *regs,
-			  unsigned short rx)
+static void receive_chars(struct m68k_serial *info, unsigned short rx)
 {
 	struct tty_struct *tty = info->tty;
 	m68328_uart *uart = &uart_addr[info->line];
@@ -377,7 +376,7 @@ clear_and_return:
 /*
  * This is the serial driver's generic interrupt routine
  */
-irqreturn_t rs_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+irqreturn_t rs_interrupt(int irq, void *dev_id)
 {
 	struct m68k_serial * info;
 	m68328_uart *uart;
@@ -394,10 +393,10 @@ irqreturn_t rs_interrupt(int irq, void *dev_id, struct pt_regs * regs)
 #ifdef USE_INTS
 	tx = uart->utx.w;
 
-	if (rx & URX_DATA_READY) receive_chars(info, regs, rx);
+	if (rx & URX_DATA_READY) receive_chars(info, rx);
 	if (tx & UTX_TX_AVAIL)   transmit_chars(info);
 #else
-	receive_chars(info, regs, rx);		
+	receive_chars(info, rx);		
 #endif
 	return IRQ_HANDLED;
 }
diff --git a/drivers/serial/68360serial.c b/drivers/serial/68360serial.c
index 1b299e8c57cd..634ecca36a77 100644
--- a/drivers/serial/68360serial.c
+++ b/drivers/serial/68360serial.c
@@ -612,7 +612,7 @@ static _INLINE_ void check_modem_status(struct async_struct *info)
  * This is the serial driver's interrupt routine for a single port
  */
 /* static void rs_360_interrupt(void *dev_id) */ /* until and if we start servicing irqs here */
-static void rs_360_interrupt(int vec, void *dev_id, struct pt_regs *fp)
+static void rs_360_interrupt(int vec, void *dev_id)
 {
 	u_char	events;
 	int	idx;
@@ -620,7 +620,7 @@ static void rs_360_interrupt(int vec, void *dev_id, struct pt_regs *fp)
 	volatile struct smc_regs *smcp;
 	volatile struct scc_regs *sccp;
 	
-	info = (ser_info_t *)dev_id;
+	info = dev_id;
 
 	idx = PORT_NUM(info->state->smc_scc_num);
 	if (info->state->smc_scc_num & NUM_IS_SCC) {
diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c
index cc2a205d4230..e34bd03cfce7 100644
--- a/drivers/serial/8250.c
+++ b/drivers/serial/8250.c
@@ -1175,7 +1175,7 @@ static void serial8250_enable_ms(struct uart_port *port)
 }
 
 static void
-receive_chars(struct uart_8250_port *up, int *status, struct pt_regs *regs)
+receive_chars(struct uart_8250_port *up, int *status)
 {
 	struct tty_struct *tty = up->port.info->tty;
 	unsigned char ch, lsr = *status;
@@ -1233,7 +1233,7 @@ receive_chars(struct uart_8250_port *up, int *status, struct pt_regs *regs)
 			else if (lsr & UART_LSR_FE)
 				flag = TTY_FRAME;
 		}
-		if (uart_handle_sysrq_char(&up->port, ch, regs))
+		if (uart_handle_sysrq_char(&up->port, ch))
 			goto ignore_char;
 
 		uart_insert_char(&up->port, lsr, UART_LSR_OE, ch, flag);
@@ -1309,7 +1309,7 @@ static unsigned int check_modem_status(struct uart_8250_port *up)
  * This handles the interrupt from one port.
  */
 static inline void
-serial8250_handle_port(struct uart_8250_port *up, struct pt_regs *regs)
+serial8250_handle_port(struct uart_8250_port *up)
 {
 	unsigned int status;
 
@@ -1320,7 +1320,7 @@ serial8250_handle_port(struct uart_8250_port *up, struct pt_regs *regs)
 	DEBUG_INTR("status = %x...", status);
 
 	if (status & UART_LSR_DR)
-		receive_chars(up, &status, regs);
+		receive_chars(up, &status);
 	check_modem_status(up);
 	if (status & UART_LSR_THRE)
 		transmit_chars(up);
@@ -1342,7 +1342,7 @@ serial8250_handle_port(struct uart_8250_port *up, struct pt_regs *regs)
  * This means we need to loop through all ports. checking that they
  * don't have an interrupt pending.
  */
-static irqreturn_t serial8250_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t serial8250_interrupt(int irq, void *dev_id)
 {
 	struct irq_info *i = dev_id;
 	struct list_head *l, *end = NULL;
@@ -1361,7 +1361,7 @@ static irqreturn_t serial8250_interrupt(int irq, void *dev_id, struct pt_regs *r
 
 		iir = serial_in(up, UART_IIR);
 		if (!(iir & UART_IIR_NO_INT)) {
-			serial8250_handle_port(up, regs);
+			serial8250_handle_port(up);
 
 			handled = 1;
 
@@ -1461,7 +1461,7 @@ static void serial8250_timeout(unsigned long data)
 
 	iir = serial_in(up, UART_IIR);
 	if (!(iir & UART_IIR_NO_INT))
-		serial8250_handle_port(up, NULL);
+		serial8250_handle_port(up);
 
 	timeout = up->port.timeout;
 	timeout = timeout > 6 ? (timeout / 2 - 2) : 1;
diff --git a/drivers/serial/amba-pl010.c b/drivers/serial/amba-pl010.c
index 7311d8487c96..4213fabc62bf 100644
--- a/drivers/serial/amba-pl010.c
+++ b/drivers/serial/amba-pl010.c
@@ -111,12 +111,7 @@ static void pl010_enable_ms(struct uart_port *port)
 	writel(cr, port->membase + UART010_CR);
 }
 
-static void
-#ifdef SUPPORT_SYSRQ
-pl010_rx_chars(struct uart_port *port, struct pt_regs *regs)
-#else
-pl010_rx_chars(struct uart_port *port)
-#endif
+static void pl010_rx_chars(struct uart_port *port)
 {
 	struct tty_struct *tty = port->info->tty;
 	unsigned int status, ch, flag, rsr, max_count = 256;
@@ -156,7 +151,7 @@ pl010_rx_chars(struct uart_port *port)
 				flag = TTY_FRAME;
 		}
 
-		if (uart_handle_sysrq_char(port, ch, regs))
+		if (uart_handle_sysrq_char(port, ch))
 			goto ignore_char;
 
 		uart_insert_char(port, rsr, UART01x_RSR_OE, ch, flag);
@@ -227,7 +222,7 @@ static void pl010_modem_status(struct uart_port *port)
 	wake_up_interruptible(&uap->port.info->delta_msr_wait);
 }
 
-static irqreturn_t pl010_int(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t pl010_int(int irq, void *dev_id)
 {
 	struct uart_port *port = dev_id;
 	unsigned int status, pass_counter = AMBA_ISR_PASS_LIMIT;
@@ -239,11 +234,7 @@ static irqreturn_t pl010_int(int irq, void *dev_id, struct pt_regs *regs)
 	if (status) {
 		do {
 			if (status & (UART010_IIR_RTIS | UART010_IIR_RIS))
-#ifdef SUPPORT_SYSRQ
-				pl010_rx_chars(port, regs);
-#else
 				pl010_rx_chars(port);
-#endif
 			if (status & UART010_IIR_MIS)
 				pl010_modem_status(port);
 			if (status & UART010_IIR_TIS)
diff --git a/drivers/serial/amba-pl011.c b/drivers/serial/amba-pl011.c
index a8d7124e84a1..d503625730df 100644
--- a/drivers/serial/amba-pl011.c
+++ b/drivers/serial/amba-pl011.c
@@ -107,12 +107,7 @@ static void pl011_enable_ms(struct uart_port *port)
 	writew(uap->im, uap->port.membase + UART011_IMSC);
 }
 
-static void
-#ifdef SUPPORT_SYSRQ
-pl011_rx_chars(struct uart_amba_port *uap, struct pt_regs *regs)
-#else
-pl011_rx_chars(struct uart_amba_port *uap)
-#endif
+static void pl011_rx_chars(struct uart_amba_port *uap)
 {
 	struct tty_struct *tty = uap->port.info->tty;
 	unsigned int status, ch, flag, max_count = 256;
@@ -150,7 +145,7 @@ pl011_rx_chars(struct uart_amba_port *uap)
 				flag = TTY_FRAME;
 		}
 
-		if (uart_handle_sysrq_char(&uap->port, ch & 255, regs))
+		if (uart_handle_sysrq_char(&uap->port, ch & 255))
 			goto ignore_char;
 
 		uart_insert_char(&uap->port, ch, UART011_DR_OE, ch, flag);
@@ -218,7 +213,7 @@ static void pl011_modem_status(struct uart_amba_port *uap)
 	wake_up_interruptible(&uap->port.info->delta_msr_wait);
 }
 
-static irqreturn_t pl011_int(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t pl011_int(int irq, void *dev_id)
 {
 	struct uart_amba_port *uap = dev_id;
 	unsigned int status, pass_counter = AMBA_ISR_PASS_LIMIT;
@@ -234,11 +229,7 @@ static irqreturn_t pl011_int(int irq, void *dev_id, struct pt_regs *regs)
 			       uap->port.membase + UART011_ICR);
 
 			if (status & (UART011_RTIS|UART011_RXIS))
-#ifdef SUPPORT_SYSRQ
-				pl011_rx_chars(uap, regs);
-#else
 				pl011_rx_chars(uap);
-#endif
 			if (status & (UART011_DSRMIS|UART011_DCDMIS|
 				      UART011_CTSMIS|UART011_RIMIS))
 				pl011_modem_status(uap);
diff --git a/drivers/serial/atmel_serial.c b/drivers/serial/atmel_serial.c
index 955c46da5800..391a1f4167a4 100644
--- a/drivers/serial/atmel_serial.c
+++ b/drivers/serial/atmel_serial.c
@@ -249,7 +249,7 @@ static void atmel_break_ctl(struct uart_port *port, int break_state)
 /*
  * Characters received (called from interrupt handler)
  */
-static void atmel_rx_chars(struct uart_port *port, struct pt_regs *regs)
+static void atmel_rx_chars(struct uart_port *port)
 {
 	struct tty_struct *tty = port->info->tty;
 	unsigned int status, ch, flg;
@@ -291,7 +291,7 @@ static void atmel_rx_chars(struct uart_port *port, struct pt_regs *regs)
 				flg = TTY_FRAME;
 		}
 
-		if (uart_handle_sysrq_char(port, ch, regs))
+		if (uart_handle_sysrq_char(port, ch))
 			goto ignore_char;
 
 		uart_insert_char(port, status, ATMEL_US_OVRE, ch, flg);
@@ -339,7 +339,7 @@ static void atmel_tx_chars(struct uart_port *port)
 /*
  * Interrupt handler
  */
-static irqreturn_t atmel_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t atmel_interrupt(int irq, void *dev_id)
 {
 	struct uart_port *port = dev_id;
 	struct atmel_uart_port *atmel_port = (struct atmel_uart_port *) port;
@@ -350,7 +350,7 @@ static irqreturn_t atmel_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 	while (pending) {
 		/* Interrupt receive */
 		if (pending & ATMEL_US_RXRDY)
-			atmel_rx_chars(port, regs);
+			atmel_rx_chars(port);
 
 		// TODO: All reads to CSR will clear these interrupts!
 		if (pending & ATMEL_US_RIIC) port->icount.rng++;
diff --git a/drivers/serial/clps711x.c b/drivers/serial/clps711x.c
index f27d852ce50d..598012714882 100644
--- a/drivers/serial/clps711x.c
+++ b/drivers/serial/clps711x.c
@@ -93,7 +93,7 @@ static void clps711xuart_enable_ms(struct uart_port *port)
 {
 }
 
-static irqreturn_t clps711xuart_int_rx(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t clps711xuart_int_rx(int irq, void *dev_id)
 {
 	struct uart_port *port = dev_id;
 	struct tty_struct *tty = port->info->tty;
@@ -131,7 +131,7 @@ static irqreturn_t clps711xuart_int_rx(int irq, void *dev_id, struct pt_regs *re
 #endif
 		}
 
-		if (uart_handle_sysrq_char(port, ch, regs))
+		if (uart_handle_sysrq_char(port, ch))
 			goto ignore_char;
 
 		/*
@@ -147,7 +147,7 @@ static irqreturn_t clps711xuart_int_rx(int irq, void *dev_id, struct pt_regs *re
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t clps711xuart_int_tx(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t clps711xuart_int_tx(int irq, void *dev_id)
 {
 	struct uart_port *port = dev_id;
 	struct circ_buf *xmit = &port->info->xmit;
diff --git a/drivers/serial/cpm_uart/cpm_uart_core.c b/drivers/serial/cpm_uart/cpm_uart_core.c
index a0d6136deb9b..0abb544ae63d 100644
--- a/drivers/serial/cpm_uart/cpm_uart_core.c
+++ b/drivers/serial/cpm_uart/cpm_uart_core.c
@@ -248,7 +248,7 @@ static void cpm_uart_break_ctl(struct uart_port *port, int break_state)
 /*
  * Transmit characters, refill buffer descriptor, if possible
  */
-static void cpm_uart_int_tx(struct uart_port *port, struct pt_regs *regs)
+static void cpm_uart_int_tx(struct uart_port *port)
 {
 	pr_debug("CPM uart[%d]:TX INT\n", port->line);
 
@@ -258,7 +258,7 @@ static void cpm_uart_int_tx(struct uart_port *port, struct pt_regs *regs)
 /*
  * Receive characters
  */
-static void cpm_uart_int_rx(struct uart_port *port, struct pt_regs *regs)
+static void cpm_uart_int_rx(struct uart_port *port)
 {
 	int i;
 	unsigned char ch, *cp;
@@ -304,7 +304,7 @@ static void cpm_uart_int_rx(struct uart_port *port, struct pt_regs *regs)
 			if (status &
 			    (BD_SC_BR | BD_SC_FR | BD_SC_PR | BD_SC_OV))
 				goto handle_error;
-			if (uart_handle_sysrq_char(port, ch, regs))
+			if (uart_handle_sysrq_char(port, ch))
 				continue;
 
 		      error_return:
@@ -373,7 +373,7 @@ static void cpm_uart_int_rx(struct uart_port *port, struct pt_regs *regs)
 /*
  * Asynchron mode interrupt handler
  */
-static irqreturn_t cpm_uart_int(int irq, void *data, struct pt_regs *regs)
+static irqreturn_t cpm_uart_int(int irq, void *data)
 {
 	u8 events;
 	struct uart_port *port = (struct uart_port *)data;
@@ -389,18 +389,18 @@ static irqreturn_t cpm_uart_int(int irq, void *data, struct pt_regs *regs)
 		if (events & SMCM_BRKE)
 			uart_handle_break(port);
 		if (events & SMCM_RX)
-			cpm_uart_int_rx(port, regs);
+			cpm_uart_int_rx(port);
 		if (events & SMCM_TX)
-			cpm_uart_int_tx(port, regs);
+			cpm_uart_int_tx(port);
 	} else {
 		events = sccp->scc_scce;
 		sccp->scc_scce = events;
 		if (events & UART_SCCM_BRKE)
 			uart_handle_break(port);
 		if (events & UART_SCCM_RX)
-			cpm_uart_int_rx(port, regs);
+			cpm_uart_int_rx(port);
 		if (events & UART_SCCM_TX)
-			cpm_uart_int_tx(port, regs);
+			cpm_uart_int_tx(port);
 	}
 	return (events) ? IRQ_HANDLED : IRQ_NONE;
 }
diff --git a/drivers/serial/crisv10.c b/drivers/serial/crisv10.c
index 9851d9eff022..7a24e53546c7 100644
--- a/drivers/serial/crisv10.c
+++ b/drivers/serial/crisv10.c
@@ -2346,7 +2346,7 @@ start_receive(struct e100_serial *info)
 */
 
 static irqreturn_t
-tr_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+tr_interrupt(int irq, void *dev_id)
 {
 	struct e100_serial *info;
 	unsigned long ireg;
@@ -2395,7 +2395,7 @@ tr_interrupt(int irq, void *dev_id, struct pt_regs * regs)
 /* dma input channel interrupt handler */
 
 static irqreturn_t
-rec_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+rec_interrupt(int irq, void *dev_id)
 {
 	struct e100_serial *info;
 	unsigned long ireg;
@@ -3054,7 +3054,7 @@ static void handle_ser_tx_interrupt(struct e100_serial *info)
  * ser_int duration: just sending: 8-15 us normally, up to 73 us
  */
 static irqreturn_t
-ser_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+ser_interrupt(int irq, void *dev_id)
 {
 	static volatile int tx_started = 0;
 	struct e100_serial *info;
diff --git a/drivers/serial/dz.c b/drivers/serial/dz.c
index 8a98aae80e22..53662b33b841 100644
--- a/drivers/serial/dz.c
+++ b/drivers/serial/dz.c
@@ -339,7 +339,7 @@ static inline void check_modem_status(struct dz_port *dport)
  * It deals with the multiple ports.
  * ------------------------------------------------------------
  */
-static irqreturn_t dz_interrupt(int irq, void *dev, struct pt_regs *regs)
+static irqreturn_t dz_interrupt(int irq, void *dev)
 {
 	struct dz_port *dport;
 	unsigned short status;
diff --git a/drivers/serial/icom.c b/drivers/serial/icom.c
index a3c00a252149..8aa0f641866b 100644
--- a/drivers/serial/icom.c
+++ b/drivers/serial/icom.c
@@ -844,8 +844,7 @@ static void process_interrupt(u16 port_int_reg,
 	spin_unlock(&icom_port->uart_port.lock);
 }
 
-static irqreturn_t icom_interrupt(int irq, void *dev_id,
-				  struct pt_regs *regs)
+static irqreturn_t icom_interrupt(int irq, void *dev_id)
 {
 	void __iomem * int_reg;
 	u32 adapter_interrupts;
diff --git a/drivers/serial/imx.c b/drivers/serial/imx.c
index 4a142d6b8f38..ee5c782597dd 100644
--- a/drivers/serial/imx.c
+++ b/drivers/serial/imx.c
@@ -182,7 +182,7 @@ static void imx_start_tx(struct uart_port *port)
 		imx_transmit_buffer(sport);
 }
 
-static irqreturn_t imx_rtsint(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t imx_rtsint(int irq, void *dev_id)
 {
 	struct imx_port *sport = (struct imx_port *)dev_id;
 	unsigned int val = USR1((u32)sport->port.membase)&USR1_RTSS;
@@ -198,7 +198,7 @@ static irqreturn_t imx_rtsint(int irq, void *dev_id, struct pt_regs *regs)
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t imx_txint(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t imx_txint(int irq, void *dev_id)
 {
 	struct imx_port *sport = (struct imx_port *)dev_id;
 	struct circ_buf *xmit = &sport->port.info->xmit;
@@ -227,7 +227,7 @@ out:
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t imx_rxint(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t imx_rxint(int irq, void *dev_id)
 {
 	struct imx_port *sport = dev_id;
 	unsigned int rx,flg,ignored = 0;
@@ -248,7 +248,7 @@ static irqreturn_t imx_rxint(int irq, void *dev_id, struct pt_regs *regs)
 		}
 
 		if (uart_handle_sysrq_char
-		            (&sport->port, (unsigned char)rx, regs))
+		            (&sport->port, (unsigned char)rx))
 			goto ignore_char;
 
 		if( rx & (URXD_PRERR | URXD_OVRRUN | URXD_FRMERR) )
diff --git a/drivers/serial/ioc3_serial.c b/drivers/serial/ioc3_serial.c
index 8097cd91f16b..2308d26c8629 100644
--- a/drivers/serial/ioc3_serial.c
+++ b/drivers/serial/ioc3_serial.c
@@ -1428,13 +1428,12 @@ static int receive_chars(struct uart_port *the_port)
  * @is : submodule
  * @idd: driver data
  * @pending: interrupts to handle
- * @regs: pt_regs
  */
 
 static int inline
 ioc3uart_intr_one(struct ioc3_submodule *is,
 			struct ioc3_driver_data *idd,
-			unsigned int pending, struct pt_regs *regs)
+			unsigned int pending)
 {
 	int port_num = GET_PORT_FROM_SIO_IR(pending);
 	struct port_hooks *hooks;
@@ -1628,13 +1627,12 @@ ioc3uart_intr_one(struct ioc3_submodule *is,
  * @is : submodule
  * @idd: driver data
  * @pending: interrupts to handle
- * @regs: pt_regs
  *
  */
 
 static int ioc3uart_intr(struct ioc3_submodule *is,
 			struct ioc3_driver_data *idd,
-			unsigned int pending, struct pt_regs *regs)
+			unsigned int pending)
 {
 	int ret = 0;
 
@@ -1644,9 +1642,9 @@ static int ioc3uart_intr(struct ioc3_submodule *is,
 	 */
 
 	if (pending & SIO_IR_SA)
-		ret |= ioc3uart_intr_one(is, idd, pending & SIO_IR_SA, regs);
+		ret |= ioc3uart_intr_one(is, idd, pending & SIO_IR_SA);
 	if (pending & SIO_IR_SB)
-		ret |= ioc3uart_intr_one(is, idd, pending & SIO_IR_SB, regs);
+		ret |= ioc3uart_intr_one(is, idd, pending & SIO_IR_SB);
 
 	return ret;
 }
diff --git a/drivers/serial/ioc4_serial.c b/drivers/serial/ioc4_serial.c
index 5ec4716c99bf..98ce88d80207 100644
--- a/drivers/serial/ioc4_serial.c
+++ b/drivers/serial/ioc4_serial.c
@@ -987,10 +987,9 @@ intr_connect(struct ioc4_soft *soft, int type,
  * ioc4_intr - Top level IOC4 interrupt handler.
  * @irq: irq value
  * @arg: handler arg
- * @regs: registers
  */
 
-static irqreturn_t ioc4_intr(int irq, void *arg, struct pt_regs *regs)
+static irqreturn_t ioc4_intr(int irq, void *arg)
 {
 	struct ioc4_soft *soft;
 	uint32_t this_ir, this_mir;
diff --git a/drivers/serial/ip22zilog.c b/drivers/serial/ip22zilog.c
index dbf13c03a1bb..dca6c1bde8f9 100644
--- a/drivers/serial/ip22zilog.c
+++ b/drivers/serial/ip22zilog.c
@@ -252,8 +252,7 @@ static void ip22zilog_maybe_update_regs(struct uart_ip22zilog_port *up,
 }
 
 static void ip22zilog_receive_chars(struct uart_ip22zilog_port *up,
-				   struct zilog_channel *channel,
-				   struct pt_regs *regs)
+				   struct zilog_channel *channel)
 {
 	struct tty_struct *tty = up->port.info->tty;	/* XXX info==NULL? */
 
@@ -319,7 +318,7 @@ static void ip22zilog_receive_chars(struct uart_ip22zilog_port *up,
 			else if (r1 & CRC_ERR)
 				flag = TTY_FRAME;
 		}
-		if (uart_handle_sysrq_char(&up->port, ch, regs))
+		if (uart_handle_sysrq_char(&up->port, ch))
 			goto next_char;
 
 		if (up->port.ignore_status_mask == 0xff ||
@@ -339,8 +338,7 @@ static void ip22zilog_receive_chars(struct uart_ip22zilog_port *up,
 }
 
 static void ip22zilog_status_handle(struct uart_ip22zilog_port *up,
-				   struct zilog_channel *channel,
-				   struct pt_regs *regs)
+				   struct zilog_channel *channel)
 {
 	unsigned char status;
 
@@ -443,7 +441,7 @@ ack_tx_int:
 	ZS_WSYNC(channel);
 }
 
-static irqreturn_t ip22zilog_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t ip22zilog_interrupt(int irq, void *dev_id)
 {
 	struct uart_ip22zilog_port *up = dev_id;
 
@@ -462,9 +460,9 @@ static irqreturn_t ip22zilog_interrupt(int irq, void *dev_id, struct pt_regs *re
 			ZS_WSYNC(channel);
 
 			if (r3 & CHARxIP)
-				ip22zilog_receive_chars(up, channel, regs);
+				ip22zilog_receive_chars(up, channel);
 			if (r3 & CHAEXT)
-				ip22zilog_status_handle(up, channel, regs);
+				ip22zilog_status_handle(up, channel);
 			if (r3 & CHATxIP)
 				ip22zilog_transmit_chars(up, channel);
 		}
@@ -481,9 +479,9 @@ static irqreturn_t ip22zilog_interrupt(int irq, void *dev_id, struct pt_regs *re
 			ZS_WSYNC(channel);
 
 			if (r3 & CHBRxIP)
-				ip22zilog_receive_chars(up, channel, regs);
+				ip22zilog_receive_chars(up, channel);
 			if (r3 & CHBEXT)
-				ip22zilog_status_handle(up, channel, regs);
+				ip22zilog_status_handle(up, channel);
 			if (r3 & CHBTxIP)
 				ip22zilog_transmit_chars(up, channel);
 		}
diff --git a/drivers/serial/jsm/jsm.h b/drivers/serial/jsm/jsm.h
index 043f50b1d10c..12c934a1f274 100644
--- a/drivers/serial/jsm/jsm.h
+++ b/drivers/serial/jsm/jsm.h
@@ -99,7 +99,7 @@ struct jsm_channel;
  * Per board operations structure					*
  ************************************************************************/
 struct board_ops {
-	irqreturn_t (*intr) (int irq, void *voidbrd, struct pt_regs *regs);
+	irq_handler_t intr;
 	void (*uart_init) (struct jsm_channel *ch);
 	void (*uart_off) (struct jsm_channel *ch);
 	void (*param) (struct jsm_channel *ch);
diff --git a/drivers/serial/jsm/jsm_neo.c b/drivers/serial/jsm/jsm_neo.c
index a5fc589d6ef5..8be8da37f629 100644
--- a/drivers/serial/jsm/jsm_neo.c
+++ b/drivers/serial/jsm/jsm_neo.c
@@ -1114,9 +1114,9 @@ static void neo_param(struct jsm_channel *ch)
  *
  * Neo specific interrupt handler.
  */
-static irqreturn_t neo_intr(int irq, void *voidbrd, struct pt_regs *regs)
+static irqreturn_t neo_intr(int irq, void *voidbrd)
 {
-	struct jsm_board *brd = (struct jsm_board *) voidbrd;
+	struct jsm_board *brd = voidbrd;
 	struct jsm_channel *ch;
 	int port = 0;
 	int type = 0;
diff --git a/drivers/serial/m32r_sio.c b/drivers/serial/m32r_sio.c
index 28c9ce6f0bdc..7656a35f5e2f 100644
--- a/drivers/serial/m32r_sio.c
+++ b/drivers/serial/m32r_sio.c
@@ -323,8 +323,7 @@ static void m32r_sio_enable_ms(struct uart_port *port)
 	serial_out(up, UART_IER, up->ier);
 }
 
-static void receive_chars(struct uart_sio_port *up, int *status,
-			  struct pt_regs *regs)
+static void receive_chars(struct uart_sio_port *up, int *status)
 {
 	struct tty_struct *tty = up->port.info->tty;
 	unsigned char ch;
@@ -378,7 +377,7 @@ static void receive_chars(struct uart_sio_port *up, int *status,
 			else if (*status & UART_LSR_FE)
 				flag = TTY_FRAME;
 		}
-		if (uart_handle_sysrq_char(&up->port, ch, regs))
+		if (uart_handle_sysrq_char(&up->port, ch))
 			goto ignore_char;
 		if ((*status & up->port.ignore_status_mask) == 0)
 			tty_insert_flip_char(tty, ch, flag);
@@ -439,12 +438,12 @@ static void transmit_chars(struct uart_sio_port *up)
  * This handles the interrupt from one port.
  */
 static inline void m32r_sio_handle_port(struct uart_sio_port *up,
-	unsigned int status, struct pt_regs *regs)
+	unsigned int status)
 {
 	DEBUG_INTR("status = %x...", status);
 
 	if (status & 0x04)
-		receive_chars(up, &status, regs);
+		receive_chars(up, &status);
 	if (status & 0x01)
 		transmit_chars(up);
 }
@@ -463,8 +462,7 @@ static inline void m32r_sio_handle_port(struct uart_sio_port *up,
  * This means we need to loop through all ports. checking that they
  * don't have an interrupt pending.
  */
-static irqreturn_t m32r_sio_interrupt(int irq, void *dev_id,
-	struct pt_regs *regs)
+static irqreturn_t m32r_sio_interrupt(int irq, void *dev_id)
 {
 	struct irq_info *i = dev_id;
 	struct list_head *l, *end = NULL;
@@ -492,7 +490,7 @@ static irqreturn_t m32r_sio_interrupt(int irq, void *dev_id,
 		sts = sio_in(up, SIOSTS);
 		if (sts & 0x5) {
 			spin_lock(&up->port.lock);
-			m32r_sio_handle_port(up, sts, regs);
+			m32r_sio_handle_port(up, sts);
 			spin_unlock(&up->port.lock);
 
 			end = NULL;
@@ -592,7 +590,7 @@ static void m32r_sio_timeout(unsigned long data)
 	sts = sio_in(up, SIOSTS);
 	if (sts & 0x5) {
 		spin_lock(&up->port.lock);
-		m32r_sio_handle_port(up, sts, NULL);
+		m32r_sio_handle_port(up, sts);
 		spin_unlock(&up->port.lock);
 	}
 
diff --git a/drivers/serial/mcfserial.c b/drivers/serial/mcfserial.c
index 00d7859c167e..aee1b31f1a1c 100644
--- a/drivers/serial/mcfserial.c
+++ b/drivers/serial/mcfserial.c
@@ -385,7 +385,7 @@ static inline void transmit_chars(struct mcf_serial *info)
 /*
  * This is the serial driver's generic interrupt routine
  */
-irqreturn_t mcfrs_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t mcfrs_interrupt(int irq, void *dev_id)
 {
 	struct mcf_serial	*info;
 	unsigned char		isr;
diff --git a/drivers/serial/mpc52xx_uart.c b/drivers/serial/mpc52xx_uart.c
index dbad0e31e005..4f80c5b4a753 100644
--- a/drivers/serial/mpc52xx_uart.c
+++ b/drivers/serial/mpc52xx_uart.c
@@ -85,7 +85,7 @@ static struct uart_port mpc52xx_uart_ports[MPC52xx_PSC_MAXNUM];
 
 
 /* Forward declaration of the interruption handling routine */
-static irqreturn_t mpc52xx_uart_int(int irq,void *dev_id,struct pt_regs *regs);
+static irqreturn_t mpc52xx_uart_int(int irq,void *dev_id);
 
 
 /* Simple macro to test if a port is console or not. This one is taken
@@ -410,7 +410,7 @@ static struct uart_ops mpc52xx_uart_ops = {
 /* ======================================================================== */
 	
 static inline int
-mpc52xx_uart_int_rx_chars(struct uart_port *port, struct pt_regs *regs)
+mpc52xx_uart_int_rx_chars(struct uart_port *port)
 {
 	struct tty_struct *tty = port->info->tty;
 	unsigned char ch, flag;
@@ -425,7 +425,7 @@ mpc52xx_uart_int_rx_chars(struct uart_port *port, struct pt_regs *regs)
 
 		/* Handle sysreq char */
 #ifdef SUPPORT_SYSRQ
-		if (uart_handle_sysrq_char(port, ch, regs)) {
+		if (uart_handle_sysrq_char(port, ch)) {
 			port->sysrq = 0;
 			continue;
 		}
@@ -510,21 +510,13 @@ mpc52xx_uart_int_tx_chars(struct uart_port *port)
 }
 
 static irqreturn_t 
-mpc52xx_uart_int(int irq, void *dev_id, struct pt_regs *regs)
+mpc52xx_uart_int(int irq, void *dev_id)
 {
-	struct uart_port *port = (struct uart_port *) dev_id;
+	struct uart_port *port = dev_id;
 	unsigned long pass = ISR_PASS_LIMIT;
 	unsigned int keepgoing;
 	unsigned short status;
 	
-	if ( irq != port->irq ) {
-		printk( KERN_WARNING
-		        "mpc52xx_uart_int : " \
-		        "Received wrong int %d. Waiting for %d\n",
-		       irq, port->irq);
-		return IRQ_NONE;
-	}
-	
 	spin_lock(&port->lock);
 	
 	/* While we have stuff to do, we continue */
@@ -539,7 +531,7 @@ mpc52xx_uart_int(int irq, void *dev_id, struct pt_regs *regs)
 		/* Do we need to receive chars ? */
 		/* For this RX interrupts must be on and some chars waiting */
 		if ( status & MPC52xx_PSC_IMR_RXRDY )
-			keepgoing |= mpc52xx_uart_int_rx_chars(port, regs);
+			keepgoing |= mpc52xx_uart_int_rx_chars(port);
 
 		/* Do we need to send chars ? */
 		/* For this, TX must be ready and TX interrupt enabled */
diff --git a/drivers/serial/mpsc.c b/drivers/serial/mpsc.c
index 704243c9f78a..8eea69f29989 100644
--- a/drivers/serial/mpsc.c
+++ b/drivers/serial/mpsc.c
@@ -992,7 +992,7 @@ mpsc_make_ready(struct mpsc_port_info *pi)
  */
 
 static inline int
-mpsc_rx_intr(struct mpsc_port_info *pi, struct pt_regs *regs)
+mpsc_rx_intr(struct mpsc_port_info *pi)
 {
 	struct mpsc_rx_desc *rxre;
 	struct tty_struct *tty = pi->port.info->tty;
@@ -1072,7 +1072,7 @@ mpsc_rx_intr(struct mpsc_port_info *pi, struct pt_regs *regs)
 				flag = TTY_PARITY;
 		}
 
-		if (uart_handle_sysrq_char(&pi->port, *bp, regs)) {
+		if (uart_handle_sysrq_char(&pi->port, *bp)) {
 			bp++;
 			bytes_in--;
 			goto next_frame;
@@ -1257,7 +1257,7 @@ mpsc_tx_intr(struct mpsc_port_info *pi)
  * handling those descriptors, we restart the Rx/Tx engines if they're stopped.
  */
 static irqreturn_t
-mpsc_sdma_intr(int irq, void *dev_id, struct pt_regs *regs)
+mpsc_sdma_intr(int irq, void *dev_id)
 {
 	struct mpsc_port_info *pi = dev_id;
 	ulong iflags;
@@ -1267,7 +1267,7 @@ mpsc_sdma_intr(int irq, void *dev_id, struct pt_regs *regs)
 
 	spin_lock_irqsave(&pi->port.lock, iflags);
 	mpsc_sdma_intr_ack(pi);
-	if (mpsc_rx_intr(pi, regs))
+	if (mpsc_rx_intr(pi))
 		rc = IRQ_HANDLED;
 	if (mpsc_tx_intr(pi))
 		rc = IRQ_HANDLED;
diff --git a/drivers/serial/mux.c b/drivers/serial/mux.c
index aa819d3f8ee5..8ad1b8c5ec5d 100644
--- a/drivers/serial/mux.c
+++ b/drivers/serial/mux.c
@@ -230,7 +230,7 @@ static void mux_read(struct uart_port *port)
 				continue;
 		}
 
-		if (uart_handle_sysrq_char(port, data & 0xffu, NULL))
+		if (uart_handle_sysrq_char(port, data & 0xffu))
 			continue;
 
 		tty_insert_flip_char(tty, data & 0xFF, TTY_NORMAL);
diff --git a/drivers/serial/netx-serial.c b/drivers/serial/netx-serial.c
index 7502109d37f0..062bad457b1a 100644
--- a/drivers/serial/netx-serial.c
+++ b/drivers/serial/netx-serial.c
@@ -200,7 +200,7 @@ static void netx_txint(struct uart_port *port)
 		uart_write_wakeup(port);
 }
 
-static void netx_rxint(struct uart_port *port, struct pt_regs *regs)
+static void netx_rxint(struct uart_port *port)
 {
 	unsigned char rx, flg, status;
 	struct tty_struct *tty = port->info->tty;
@@ -235,7 +235,7 @@ static void netx_rxint(struct uart_port *port, struct pt_regs *regs)
 				flg = TTY_FRAME;
 		}
 
-		if (uart_handle_sysrq_char(port, rx, regs))
+		if (uart_handle_sysrq_char(port, rx))
 			continue;
 
 		uart_insert_char(port, status, SR_OE, rx, flg);
@@ -245,9 +245,9 @@ static void netx_rxint(struct uart_port *port, struct pt_regs *regs)
 	return;
 }
 
-static irqreturn_t netx_int(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t netx_int(int irq, void *dev_id)
 {
-	struct uart_port *port = (struct uart_port *)dev_id;
+	struct uart_port *port = dev_id;
 	unsigned long flags;
 	unsigned char status;
 
@@ -256,7 +256,7 @@ static irqreturn_t netx_int(int irq, void *dev_id, struct pt_regs *regs)
 	status = readl(port->membase + UART_IIR) & IIR_MASK;
 	while (status) {
 		if (status & IIR_RIS)
-			netx_rxint(port, regs);
+			netx_rxint(port);
 		if (status & IIR_TIS)
 			netx_txint(port);
 		if (status & IIR_MIS) {
diff --git a/drivers/serial/pmac_zilog.c b/drivers/serial/pmac_zilog.c
index a3b99caf80e6..bf9809ed9c0b 100644
--- a/drivers/serial/pmac_zilog.c
+++ b/drivers/serial/pmac_zilog.c
@@ -204,8 +204,7 @@ static void pmz_maybe_update_regs(struct uart_pmac_port *uap)
 	}
 }
 
-static struct tty_struct *pmz_receive_chars(struct uart_pmac_port *uap,
-					    struct pt_regs *regs)
+static struct tty_struct *pmz_receive_chars(struct uart_pmac_port *uap)
 {
 	struct tty_struct *tty = NULL;
 	unsigned char ch, r1, drop, error, flag;
@@ -267,7 +266,7 @@ static struct tty_struct *pmz_receive_chars(struct uart_pmac_port *uap,
 		if (uap->port.sysrq) {
 			int swallow;
 			spin_unlock(&uap->port.lock);
-			swallow = uart_handle_sysrq_char(&uap->port, ch, regs);
+			swallow = uart_handle_sysrq_char(&uap->port, ch);
 			spin_lock(&uap->port.lock);
 			if (swallow)
 				goto next_char;
@@ -335,7 +334,7 @@ static struct tty_struct *pmz_receive_chars(struct uart_pmac_port *uap,
 	return tty;
 }
 
-static void pmz_status_handle(struct uart_pmac_port *uap, struct pt_regs *regs)
+static void pmz_status_handle(struct uart_pmac_port *uap)
 {
 	unsigned char status;
 
@@ -438,7 +437,7 @@ ack_tx_int:
 }
 
 /* Hrm... we register that twice, fixme later.... */
-static irqreturn_t pmz_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t pmz_interrupt(int irq, void *dev_id)
 {
 	struct uart_pmac_port *uap = dev_id;
 	struct uart_pmac_port *uap_a;
@@ -462,9 +461,9 @@ static irqreturn_t pmz_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 		write_zsreg(uap_a, R0, RES_H_IUS);
 		zssync(uap_a);		
        		if (r3 & CHAEXT)
-       			pmz_status_handle(uap_a, regs);
+       			pmz_status_handle(uap_a);
 		if (r3 & CHARxIP)
-			tty = pmz_receive_chars(uap_a, regs);
+			tty = pmz_receive_chars(uap_a);
        		if (r3 & CHATxIP)
        			pmz_transmit_chars(uap_a);
 	        rc = IRQ_HANDLED;
@@ -482,9 +481,9 @@ static irqreturn_t pmz_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 		write_zsreg(uap_b, R0, RES_H_IUS);
 		zssync(uap_b);
        		if (r3 & CHBEXT)
-       			pmz_status_handle(uap_b, regs);
+       			pmz_status_handle(uap_b);
        	       	if (r3 & CHBRxIP)
-       			tty = pmz_receive_chars(uap_b, regs);
+       			tty = pmz_receive_chars(uap_b);
        		if (r3 & CHBTxIP)
        			pmz_transmit_chars(uap_b);
 	       	rc = IRQ_HANDLED;
diff --git a/drivers/serial/pxa.c b/drivers/serial/pxa.c
index a720953a404e..415fe9633a9b 100644
--- a/drivers/serial/pxa.c
+++ b/drivers/serial/pxa.c
@@ -98,8 +98,7 @@ static void serial_pxa_stop_rx(struct uart_port *port)
 	serial_out(up, UART_IER, up->ier);
 }
 
-static inline void
-receive_chars(struct uart_pxa_port *up, int *status, struct pt_regs *regs)
+static inline void receive_chars(struct uart_pxa_port *up, int *status)
 {
 	struct tty_struct *tty = up->port.info->tty;
 	unsigned int ch, flag;
@@ -153,7 +152,7 @@ receive_chars(struct uart_pxa_port *up, int *status, struct pt_regs *regs)
 				flag = TTY_FRAME;
 		}
 
-		if (uart_handle_sysrq_char(&up->port, ch, regs))
+		if (uart_handle_sysrq_char(&up->port, ch))
 			goto ignore_char;
 
 		uart_insert_char(&up->port, *status, UART_LSR_OE, ch, flag);
@@ -231,10 +230,9 @@ static inline void check_modem_status(struct uart_pxa_port *up)
 /*
  * This handles the interrupt from one port.
  */
-static inline irqreturn_t
-serial_pxa_irq(int irq, void *dev_id, struct pt_regs *regs)
+static inline irqreturn_t serial_pxa_irq(int irq, void *dev_id)
 {
-	struct uart_pxa_port *up = (struct uart_pxa_port *)dev_id;
+	struct uart_pxa_port *up = dev_id;
 	unsigned int iir, lsr;
 
 	iir = serial_in(up, UART_IIR);
@@ -242,7 +240,7 @@ serial_pxa_irq(int irq, void *dev_id, struct pt_regs *regs)
 		return IRQ_NONE;
 	lsr = serial_in(up, UART_LSR);
 	if (lsr & UART_LSR_DR)
-		receive_chars(up, &lsr, regs);
+		receive_chars(up, &lsr);
 	check_modem_status(up);
 	if (lsr & UART_LSR_THRE)
 		transmit_chars(up);
diff --git a/drivers/serial/s3c2410.c b/drivers/serial/s3c2410.c
index 95738a19cde7..8dfc2dd058ca 100644
--- a/drivers/serial/s3c2410.c
+++ b/drivers/serial/s3c2410.c
@@ -310,7 +310,7 @@ static int s3c24xx_serial_rx_fifocnt(struct s3c24xx_uart_port *ourport,
 #define S3C2410_UERSTAT_PARITY (0x1000)
 
 static irqreturn_t
-s3c24xx_serial_rx_chars(int irq, void *dev_id, struct pt_regs *regs)
+s3c24xx_serial_rx_chars(int irq, void *dev_id)
 {
 	struct s3c24xx_uart_port *ourport = dev_id;
 	struct uart_port *port = &ourport->port;
@@ -379,7 +379,7 @@ s3c24xx_serial_rx_chars(int irq, void *dev_id, struct pt_regs *regs)
 				flag = TTY_FRAME;
 		}
 
-		if (uart_handle_sysrq_char(port, ch, regs))
+		if (uart_handle_sysrq_char(port, ch))
 			goto ignore_char;
 
 		uart_insert_char(port, uerstat, S3C2410_UERSTAT_OVERRUN, ch, flag);
@@ -393,7 +393,7 @@ s3c24xx_serial_rx_chars(int irq, void *dev_id, struct pt_regs *regs)
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t s3c24xx_serial_tx_chars(int irq, void *id, struct pt_regs *regs)
+static irqreturn_t s3c24xx_serial_tx_chars(int irq, void *id)
 {
 	struct s3c24xx_uart_port *ourport = id;
 	struct uart_port *port = &ourport->port;
diff --git a/drivers/serial/sa1100.c b/drivers/serial/sa1100.c
index db3486d33870..d4065266b6fc 100644
--- a/drivers/serial/sa1100.c
+++ b/drivers/serial/sa1100.c
@@ -190,7 +190,7 @@ static void sa1100_enable_ms(struct uart_port *port)
 }
 
 static void
-sa1100_rx_chars(struct sa1100_port *sport, struct pt_regs *regs)
+sa1100_rx_chars(struct sa1100_port *sport)
 {
 	struct tty_struct *tty = sport->port.info->tty;
 	unsigned int status, ch, flg;
@@ -228,7 +228,7 @@ sa1100_rx_chars(struct sa1100_port *sport, struct pt_regs *regs)
 #endif
 		}
 
-		if (uart_handle_sysrq_char(&sport->port, ch, regs))
+		if (uart_handle_sysrq_char(&sport->port, ch))
 			goto ignore_char;
 
 		uart_insert_char(&sport->port, status, UTSR1_TO_SM(UTSR1_ROR), ch, flg);
@@ -281,7 +281,7 @@ static void sa1100_tx_chars(struct sa1100_port *sport)
 		sa1100_stop_tx(&sport->port);
 }
 
-static irqreturn_t sa1100_int(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t sa1100_int(int irq, void *dev_id)
 {
 	struct sa1100_port *sport = dev_id;
 	unsigned int status, pass_counter = 0;
@@ -294,7 +294,7 @@ static irqreturn_t sa1100_int(int irq, void *dev_id, struct pt_regs *regs)
 			/* Clear the receiver idle bit, if set */
 			if (status & UTSR0_RID)
 				UART_PUT_UTSR0(sport, UTSR0_RID);
-			sa1100_rx_chars(sport, regs);
+			sa1100_rx_chars(sport);
 		}
 
 		/* Clear the relevant break bits */
diff --git a/drivers/serial/serial_lh7a40x.c b/drivers/serial/serial_lh7a40x.c
index 23ddedbaec08..5e1ac356bbb0 100644
--- a/drivers/serial/serial_lh7a40x.c
+++ b/drivers/serial/serial_lh7a40x.c
@@ -135,12 +135,7 @@ static void lh7a40xuart_enable_ms (struct uart_port* port)
 	BIT_SET (port, UART_R_INTEN, ModemInt);
 }
 
-static void
-#ifdef SUPPORT_SYSRQ
-lh7a40xuart_rx_chars (struct uart_port* port, struct pt_regs* regs)
-#else
-lh7a40xuart_rx_chars (struct uart_port* port)
-#endif
+static void lh7a40xuart_rx_chars (struct uart_port* port)
 {
 	struct tty_struct* tty = port->info->tty;
 	int cbRxMax = 256;	/* (Gross) limit on receive */
@@ -177,7 +172,7 @@ lh7a40xuart_rx_chars (struct uart_port* port)
 				flag = TTY_FRAME;
 		}
 
-		if (uart_handle_sysrq_char (port, (unsigned char) data, regs))
+		if (uart_handle_sysrq_char (port, (unsigned char) data))
 			continue;
 
 		uart_insert_char(port, data, RxOverrunError, data, flag);
@@ -248,8 +243,7 @@ static void lh7a40xuart_modem_status (struct uart_port* port)
 	wake_up_interruptible (&port->info->delta_msr_wait);
 }
 
-static irqreturn_t lh7a40xuart_int (int irq, void* dev_id,
-				    struct pt_regs* regs)
+static irqreturn_t lh7a40xuart_int (int irq, void* dev_id)
 {
 	struct uart_port* port = dev_id;
 	unsigned int cLoopLimit = ISR_LOOP_LIMIT;
@@ -258,11 +252,7 @@ static irqreturn_t lh7a40xuart_int (int irq, void* dev_id,
 
 	do {
 		if (isr & (RxInt | RxTimeoutInt))
-#ifdef SUPPORT_SYSRQ
-			lh7a40xuart_rx_chars(port, regs);
-#else
 			lh7a40xuart_rx_chars(port);
-#endif
 		if (isr & ModemInt)
 			lh7a40xuart_modem_status (port);
 		if (isr & TxInt)
diff --git a/drivers/serial/serial_txx9.c b/drivers/serial/serial_txx9.c
index ebd8d2bb17fd..2a48289ac722 100644
--- a/drivers/serial/serial_txx9.c
+++ b/drivers/serial/serial_txx9.c
@@ -283,7 +283,7 @@ static void serial_txx9_enable_ms(struct uart_port *port)
 }
 
 static inline void
-receive_chars(struct uart_txx9_port *up, unsigned int *status, struct pt_regs *regs)
+receive_chars(struct uart_txx9_port *up, unsigned int *status)
 {
 	struct tty_struct *tty = up->port.info->tty;
 	unsigned char ch;
@@ -344,7 +344,7 @@ receive_chars(struct uart_txx9_port *up, unsigned int *status, struct pt_regs *r
 			else if (disr & TXX9_SIDISR_UFER)
 				flag = TTY_FRAME;
 		}
-		if (uart_handle_sysrq_char(&up->port, ch, regs))
+		if (uart_handle_sysrq_char(&up->port, ch))
 			goto ignore_char;
 
 		uart_insert_char(&up->port, disr, TXX9_SIDISR_UOER, ch, flag);
@@ -391,7 +391,7 @@ static inline void transmit_chars(struct uart_txx9_port *up)
 		serial_txx9_stop_tx(&up->port);
 }
 
-static irqreturn_t serial_txx9_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t serial_txx9_interrupt(int irq, void *dev_id)
 {
 	int pass_counter = 0;
 	struct uart_txx9_port *up = dev_id;
@@ -409,7 +409,7 @@ static irqreturn_t serial_txx9_interrupt(int irq, void *dev_id, struct pt_regs *
 		}
 
 		if (status & TXX9_SIDISR_RDIS)
-			receive_chars(up, &status, regs);
+			receive_chars(up, &status);
 		if (status & TXX9_SIDISR_TDIS)
 			transmit_chars(up);
 		/* Clear TX/RX Int. Status */
diff --git a/drivers/serial/sh-sci.c b/drivers/serial/sh-sci.c
index 5c025d1190c1..266aa325569e 100644
--- a/drivers/serial/sh-sci.c
+++ b/drivers/serial/sh-sci.c
@@ -446,8 +446,7 @@ static void sci_transmit_chars(struct uart_port *port)
 /* On SH3, SCIF may read end-of-break as a space->mark char */
 #define STEPFN(c)  ({int __c=(c); (((__c-1)|(__c)) == -1); })
 
-static inline void sci_receive_chars(struct uart_port *port,
-				     struct pt_regs *regs)
+static inline void sci_receive_chars(struct uart_port *port)
 {
 	struct sci_port *sci_port = (struct sci_port *)port;
 	struct tty_struct *tty = port->info->tty;
@@ -476,7 +475,7 @@ static inline void sci_receive_chars(struct uart_port *port,
 
 		if (port->type == PORT_SCI) {
 			char c = sci_in(port, SCxRDR);
-			if (uart_handle_sysrq_char(port, c, regs) || sci_port->break_flag)
+			if (uart_handle_sysrq_char(port, c) || sci_port->break_flag)
 				count = 0;
 			else {
 				tty_insert_flip_char(tty, c, TTY_NORMAL);
@@ -504,7 +503,7 @@ static inline void sci_receive_chars(struct uart_port *port,
 					}
 				}
 #endif /* CONFIG_CPU_SH3 */
-				if (uart_handle_sysrq_char(port, c, regs)) {
+				if (uart_handle_sysrq_char(port, c)) {
 					count--; i--;
 					continue;
 				}
@@ -652,18 +651,18 @@ static inline int sci_handle_breaks(struct uart_port *port)
 	return copied;
 }
 
-static irqreturn_t sci_rx_interrupt(int irq, void *port, struct pt_regs *regs)
+static irqreturn_t sci_rx_interrupt(int irq, void *port)
 {
 	/* I think sci_receive_chars has to be called irrespective
 	 * of whether the I_IXOFF is set, otherwise, how is the interrupt
 	 * to be disabled?
 	 */
-	sci_receive_chars(port, regs);
+	sci_receive_chars(port);
 
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t sci_tx_interrupt(int irq, void *ptr, struct pt_regs *regs)
+static irqreturn_t sci_tx_interrupt(int irq, void *ptr)
 {
 	struct uart_port *port = ptr;
 
@@ -674,7 +673,7 @@ static irqreturn_t sci_tx_interrupt(int irq, void *ptr, struct pt_regs *regs)
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t sci_er_interrupt(int irq, void *ptr, struct pt_regs *regs)
+static irqreturn_t sci_er_interrupt(int irq, void *ptr)
 {
 	struct uart_port *port = ptr;
 
@@ -696,18 +695,18 @@ static irqreturn_t sci_er_interrupt(int irq, void *ptr, struct pt_regs *regs)
 			pr_debug("scif: overrun error\n");
 		}
 #endif
-		sci_rx_interrupt(irq, ptr, regs);
+		sci_rx_interrupt(irq, ptr);
 	}
 
 	sci_out(port, SCxSR, SCxSR_ERROR_CLEAR(port));
 
 	/* Kick the transmission */
-	sci_tx_interrupt(irq, ptr, regs);
+	sci_tx_interrupt(irq, ptr);
 
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t sci_br_interrupt(int irq, void *ptr, struct pt_regs *regs)
+static irqreturn_t sci_br_interrupt(int irq, void *ptr)
 {
 	struct uart_port *port = ptr;
 
@@ -724,7 +723,7 @@ static irqreturn_t sci_br_interrupt(int irq, void *ptr, struct pt_regs *regs)
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t sci_mpxed_interrupt(int irq, void *ptr, struct pt_regs *regs)
+static irqreturn_t sci_mpxed_interrupt(int irq, void *ptr)
 {
         unsigned short ssr_status, scr_status;
         struct uart_port *port = ptr;
@@ -734,16 +733,16 @@ static irqreturn_t sci_mpxed_interrupt(int irq, void *ptr, struct pt_regs *regs)
 
 	/* Tx Interrupt */
         if ((ssr_status & 0x0020) && (scr_status & 0x0080))
-                sci_tx_interrupt(irq, ptr, regs);
+                sci_tx_interrupt(irq, ptr);
 	/* Rx Interrupt */
         if ((ssr_status & 0x0002) && (scr_status & 0x0040))
-                sci_rx_interrupt(irq, ptr, regs);
+                sci_rx_interrupt(irq, ptr);
 	/* Error Interrupt */
         if ((ssr_status & 0x0080) && (scr_status & 0x0400))
-                sci_er_interrupt(irq, ptr, regs);
+                sci_er_interrupt(irq, ptr);
 	/* Break Interrupt */
         if ((ssr_status & 0x0010) && (scr_status & 0x0200))
-                sci_br_interrupt(irq, ptr, regs);
+                sci_br_interrupt(irq, ptr);
 
 	return IRQ_HANDLED;
 }
@@ -795,7 +794,7 @@ static struct notifier_block sci_nb = { &sci_notifier, NULL, 0 };
 static int sci_request_irq(struct sci_port *port)
 {
 	int i;
-	irqreturn_t (*handlers[4])(int irq, void *ptr, struct pt_regs *regs) = {
+	irqreturn_t (*handlers[4])(int irq, void *ptr) = {
 		sci_er_interrupt, sci_rx_interrupt, sci_tx_interrupt,
 		sci_br_interrupt,
 	};
diff --git a/drivers/serial/sn_console.c b/drivers/serial/sn_console.c
index 2f148e5b9255..956b2cf08e1e 100644
--- a/drivers/serial/sn_console.c
+++ b/drivers/serial/sn_console.c
@@ -447,7 +447,6 @@ static int sn_debug_printf(const char *fmt, ...)
 /**
  * sn_receive_chars - Grab characters, pass them to tty layer
  * @port: Port to operate on
- * @regs: Saved registers (needed by uart_handle_sysrq_char)
  * @flags: irq flags
  *
  * Note: If we're not registered with the serial core infrastructure yet,
@@ -455,8 +454,7 @@ static int sn_debug_printf(const char *fmt, ...)
  *
  */
 static void
-sn_receive_chars(struct sn_cons_port *port, struct pt_regs *regs,
-		 unsigned long flags)
+sn_receive_chars(struct sn_cons_port *port, unsigned long flags)
 {
 	int ch;
 	struct tty_struct *tty;
@@ -494,7 +492,7 @@ sn_receive_chars(struct sn_cons_port *port, struct pt_regs *regs,
                         sysrq_requested = 0;
                         if (ch && time_before(jiffies, sysrq_timeout)) {
                                 spin_unlock_irqrestore(&port->sc_port.lock, flags);
-                                handle_sysrq(ch, regs, NULL);
+                                handle_sysrq(ch, NULL);
                                 spin_lock_irqsave(&port->sc_port.lock, flags);
                                 /* ignore actual sysrq command char */
                                 continue;
@@ -615,10 +613,9 @@ static void sn_transmit_chars(struct sn_cons_port *port, int raw)
  * sn_sal_interrupt - Handle console interrupts
  * @irq: irq #, useful for debug statements
  * @dev_id: our pointer to our port (sn_cons_port which contains the uart port)
- * @regs: Saved registers, used by sn_receive_chars for uart_handle_sysrq_char
  *
  */
-static irqreturn_t sn_sal_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t sn_sal_interrupt(int irq, void *dev_id)
 {
 	struct sn_cons_port *port = (struct sn_cons_port *)dev_id;
 	unsigned long flags;
@@ -629,7 +626,7 @@ static irqreturn_t sn_sal_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 
 	spin_lock_irqsave(&port->sc_port.lock, flags);
 	if (status & SAL_CONSOLE_INTR_RECV) {
-		sn_receive_chars(port, regs, flags);
+		sn_receive_chars(port, flags);
 	}
 	if (status & SAL_CONSOLE_INTR_XMIT) {
 		sn_transmit_chars(port, TRANSMIT_BUFFERED);
@@ -677,7 +674,7 @@ static void sn_sal_timer_poll(unsigned long data)
 	if (!port->sc_port.irq) {
 		spin_lock_irqsave(&port->sc_port.lock, flags);
 		if (sn_process_input)
-			sn_receive_chars(port, NULL, flags);
+			sn_receive_chars(port, flags);
 		sn_transmit_chars(port, TRANSMIT_RAW);
 		spin_unlock_irqrestore(&port->sc_port.lock, flags);
 		mod_timer(&port->sc_timer,
diff --git a/drivers/serial/sunhv.c b/drivers/serial/sunhv.c
index f851f0f44f9b..03941d27d15d 100644
--- a/drivers/serial/sunhv.c
+++ b/drivers/serial/sunhv.c
@@ -73,7 +73,7 @@ static inline long hypervisor_con_putchar(long ch)
 
 static int hung_up = 0;
 
-static struct tty_struct *receive_chars(struct uart_port *port, struct pt_regs *regs)
+static struct tty_struct *receive_chars(struct uart_port *port)
 {
 	struct tty_struct *tty = NULL;
 	int saw_console_brk = 0;
@@ -106,7 +106,7 @@ static struct tty_struct *receive_chars(struct uart_port *port, struct pt_regs *
 		}
 
 		if (tty == NULL) {
-			uart_handle_sysrq_char(port, c, regs);
+			uart_handle_sysrq_char(port, c);
 			continue;
 		}
 
@@ -119,7 +119,7 @@ static struct tty_struct *receive_chars(struct uart_port *port, struct pt_regs *
 			flag = TTY_BREAK;
 		}
 
-		if (uart_handle_sysrq_char(port, c, regs))
+		if (uart_handle_sysrq_char(port, c))
 			continue;
 
 		if ((port->ignore_status_mask & IGNORE_ALL) ||
@@ -161,14 +161,14 @@ static void transmit_chars(struct uart_port *port)
 		uart_write_wakeup(port);
 }
 
-static irqreturn_t sunhv_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t sunhv_interrupt(int irq, void *dev_id)
 {
 	struct uart_port *port = dev_id;
 	struct tty_struct *tty;
 	unsigned long flags;
 
 	spin_lock_irqsave(&port->lock, flags);
-	tty = receive_chars(port, regs);
+	tty = receive_chars(port);
 	transmit_chars(port);
 	spin_unlock_irqrestore(&port->lock, flags);
 
diff --git a/drivers/serial/sunsab.c b/drivers/serial/sunsab.c
index cfe20f730436..08a7cd6a3a0c 100644
--- a/drivers/serial/sunsab.c
+++ b/drivers/serial/sunsab.c
@@ -108,8 +108,7 @@ static __inline__ void sunsab_cec_wait(struct uart_sunsab_port *up)
 
 static struct tty_struct *
 receive_chars(struct uart_sunsab_port *up,
-	      union sab82532_irq_status *stat,
-	      struct pt_regs *regs)
+	      union sab82532_irq_status *stat)
 {
 	struct tty_struct *tty = NULL;
 	unsigned char buf[32];
@@ -161,7 +160,7 @@ receive_chars(struct uart_sunsab_port *up,
 		unsigned char ch = buf[i], flag;
 
 		if (tty == NULL) {
-			uart_handle_sysrq_char(&up->port, ch, regs);
+			uart_handle_sysrq_char(&up->port, ch);
 			continue;
 		}
 
@@ -208,7 +207,7 @@ receive_chars(struct uart_sunsab_port *up,
 				flag = TTY_FRAME;
 		}
 
-		if (uart_handle_sysrq_char(&up->port, ch, regs))
+		if (uart_handle_sysrq_char(&up->port, ch))
 			continue;
 
 		if ((stat->sreg.isr0 & (up->port.ignore_status_mask & 0xff)) == 0 &&
@@ -301,7 +300,7 @@ static void check_status(struct uart_sunsab_port *up,
 	wake_up_interruptible(&up->port.info->delta_msr_wait);
 }
 
-static irqreturn_t sunsab_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t sunsab_interrupt(int irq, void *dev_id)
 {
 	struct uart_sunsab_port *up = dev_id;
 	struct tty_struct *tty;
@@ -321,7 +320,7 @@ static irqreturn_t sunsab_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 		if ((status.sreg.isr0 & (SAB82532_ISR0_TCD | SAB82532_ISR0_TIME |
 					 SAB82532_ISR0_RFO | SAB82532_ISR0_RPF)) ||
 		    (status.sreg.isr1 & SAB82532_ISR1_BRK))
-			tty = receive_chars(up, &status, regs);
+			tty = receive_chars(up, &status);
 		if ((status.sreg.isr0 & SAB82532_ISR0_CDSC) ||
 		    (status.sreg.isr1 & SAB82532_ISR1_CSC))
 			check_status(up, &status);
@@ -350,7 +349,7 @@ static irqreturn_t sunsab_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 					 SAB82532_ISR0_RFO | SAB82532_ISR0_RPF)) ||
 		    (status.sreg.isr1 & SAB82532_ISR1_BRK))
 
-			tty = receive_chars(up, &status, regs);
+			tty = receive_chars(up, &status);
 		if ((status.sreg.isr0 & SAB82532_ISR0_CDSC) ||
 		    (status.sreg.isr1 & (SAB82532_ISR1_BRK | SAB82532_ISR1_CSC)))
 			check_status(up, &status);
diff --git a/drivers/serial/sunsu.c b/drivers/serial/sunsu.c
index 9b3b9aaa6b90..c577faea60e8 100644
--- a/drivers/serial/sunsu.c
+++ b/drivers/serial/sunsu.c
@@ -310,7 +310,7 @@ static void sunsu_enable_ms(struct uart_port *port)
 }
 
 static struct tty_struct *
-receive_chars(struct uart_sunsu_port *up, unsigned char *status, struct pt_regs *regs)
+receive_chars(struct uart_sunsu_port *up, unsigned char *status)
 {
 	struct tty_struct *tty = up->port.info->tty;
 	unsigned char ch, flag;
@@ -367,7 +367,7 @@ receive_chars(struct uart_sunsu_port *up, unsigned char *status, struct pt_regs
 			else if (*status & UART_LSR_FE)
 				flag = TTY_FRAME;
 		}
-		if (uart_handle_sysrq_char(&up->port, ch, regs))
+		if (uart_handle_sysrq_char(&up->port, ch))
 			goto ignore_char;
 		if ((*status & up->port.ignore_status_mask) == 0)
 			tty_insert_flip_char(tty, ch, flag);
@@ -445,7 +445,7 @@ static void check_modem_status(struct uart_sunsu_port *up)
 	wake_up_interruptible(&up->port.info->delta_msr_wait);
 }
 
-static irqreturn_t sunsu_serial_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t sunsu_serial_interrupt(int irq, void *dev_id)
 {
 	struct uart_sunsu_port *up = dev_id;
 	unsigned long flags;
@@ -459,7 +459,7 @@ static irqreturn_t sunsu_serial_interrupt(int irq, void *dev_id, struct pt_regs
 		status = serial_inp(up, UART_LSR);
 		tty = NULL;
 		if (status & UART_LSR_DR)
-			tty = receive_chars(up, &status, regs);
+			tty = receive_chars(up, &status);
 		check_modem_status(up);
 		if (status & UART_LSR_THRE)
 			transmit_chars(up);
@@ -497,7 +497,7 @@ static void sunsu_change_mouse_baud(struct uart_sunsu_port *up)
 	sunsu_change_speed(&up->port, up->cflag, 0, quot);
 }
 
-static void receive_kbd_ms_chars(struct uart_sunsu_port *up, struct pt_regs *regs, int is_break)
+static void receive_kbd_ms_chars(struct uart_sunsu_port *up, int is_break)
 {
 	do {
 		unsigned char ch = serial_inp(up, UART_RX);
@@ -505,7 +505,7 @@ static void receive_kbd_ms_chars(struct uart_sunsu_port *up, struct pt_regs *reg
 		/* Stop-A is handled by drivers/char/keyboard.c now. */
 		if (up->su_type == SU_PORT_KBD) {
 #ifdef CONFIG_SERIO
-			serio_interrupt(&up->serio, ch, 0, regs);
+			serio_interrupt(&up->serio, ch, 0);
 #endif
 		} else if (up->su_type == SU_PORT_MS) {
 			int ret = suncore_mouse_baud_detection(ch, is_break);
@@ -519,7 +519,7 @@ static void receive_kbd_ms_chars(struct uart_sunsu_port *up, struct pt_regs *reg
 
 			case 0:
 #ifdef CONFIG_SERIO
-				serio_interrupt(&up->serio, ch, 0, regs);
+				serio_interrupt(&up->serio, ch, 0);
 #endif
 				break;
 			};
@@ -527,7 +527,7 @@ static void receive_kbd_ms_chars(struct uart_sunsu_port *up, struct pt_regs *reg
 	} while (serial_in(up, UART_LSR) & UART_LSR_DR);
 }
 
-static irqreturn_t sunsu_kbd_ms_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t sunsu_kbd_ms_interrupt(int irq, void *dev_id)
 {
 	struct uart_sunsu_port *up = dev_id;
 
@@ -535,8 +535,7 @@ static irqreturn_t sunsu_kbd_ms_interrupt(int irq, void *dev_id, struct pt_regs
 		unsigned char status = serial_inp(up, UART_LSR);
 
 		if ((status & UART_LSR_DR) || (status & UART_LSR_BI))
-			receive_kbd_ms_chars(up, regs,
-					     (status & UART_LSR_BI) != 0);
+			receive_kbd_ms_chars(up, (status & UART_LSR_BI) != 0);
 	}
 
 	return IRQ_HANDLED;
diff --git a/drivers/serial/sunzilog.c b/drivers/serial/sunzilog.c
index 0da3ebfff82d..73dd2eedaaad 100644
--- a/drivers/serial/sunzilog.c
+++ b/drivers/serial/sunzilog.c
@@ -277,14 +277,13 @@ static void sunzilog_change_mouse_baud(struct uart_sunzilog_port *up)
 }
 
 static void sunzilog_kbdms_receive_chars(struct uart_sunzilog_port *up,
-					 unsigned char ch, int is_break,
-					 struct pt_regs *regs)
+					 unsigned char ch, int is_break)
 {
 	if (ZS_IS_KEYB(up)) {
 		/* Stop-A is handled by drivers/char/keyboard.c now. */
 #ifdef CONFIG_SERIO
 		if (up->serio_open)
-			serio_interrupt(&up->serio, ch, 0, regs);
+			serio_interrupt(&up->serio, ch, 0);
 #endif
 	} else if (ZS_IS_MOUSE(up)) {
 		int ret = suncore_mouse_baud_detection(ch, is_break);
@@ -299,7 +298,7 @@ static void sunzilog_kbdms_receive_chars(struct uart_sunzilog_port *up,
 		case 0:
 #ifdef CONFIG_SERIO
 			if (up->serio_open)
-				serio_interrupt(&up->serio, ch, 0, regs);
+				serio_interrupt(&up->serio, ch, 0);
 #endif
 			break;
 		};
@@ -308,8 +307,7 @@ static void sunzilog_kbdms_receive_chars(struct uart_sunzilog_port *up,
 
 static struct tty_struct *
 sunzilog_receive_chars(struct uart_sunzilog_port *up,
-		       struct zilog_channel __iomem *channel,
-		       struct pt_regs *regs)
+		       struct zilog_channel __iomem *channel)
 {
 	struct tty_struct *tty;
 	unsigned char ch, r1, flag;
@@ -346,12 +344,12 @@ sunzilog_receive_chars(struct uart_sunzilog_port *up,
 		ch &= up->parity_mask;
 
 		if (unlikely(ZS_IS_KEYB(up)) || unlikely(ZS_IS_MOUSE(up))) {
-			sunzilog_kbdms_receive_chars(up, ch, 0, regs);
+			sunzilog_kbdms_receive_chars(up, ch, 0);
 			continue;
 		}
 
 		if (tty == NULL) {
-			uart_handle_sysrq_char(&up->port, ch, regs);
+			uart_handle_sysrq_char(&up->port, ch);
 			continue;
 		}
 
@@ -379,7 +377,7 @@ sunzilog_receive_chars(struct uart_sunzilog_port *up,
 			else if (r1 & CRC_ERR)
 				flag = TTY_FRAME;
 		}
-		if (uart_handle_sysrq_char(&up->port, ch, regs))
+		if (uart_handle_sysrq_char(&up->port, ch))
 			continue;
 
 		if (up->port.ignore_status_mask == 0xff ||
@@ -394,8 +392,7 @@ sunzilog_receive_chars(struct uart_sunzilog_port *up,
 }
 
 static void sunzilog_status_handle(struct uart_sunzilog_port *up,
-				   struct zilog_channel __iomem *channel,
-				   struct pt_regs *regs)
+				   struct zilog_channel __iomem *channel)
 {
 	unsigned char status;
 
@@ -408,7 +405,7 @@ static void sunzilog_status_handle(struct uart_sunzilog_port *up,
 
 	if (status & BRK_ABRT) {
 		if (ZS_IS_MOUSE(up))
-			sunzilog_kbdms_receive_chars(up, 0, 1, regs);
+			sunzilog_kbdms_receive_chars(up, 0, 1);
 		if (ZS_IS_CONS(up)) {
 			/* Wait for BREAK to deassert to avoid potentially
 			 * confusing the PROM.
@@ -517,7 +514,7 @@ ack_tx_int:
 	ZS_WSYNC(channel);
 }
 
-static irqreturn_t sunzilog_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t sunzilog_interrupt(int irq, void *dev_id)
 {
 	struct uart_sunzilog_port *up = dev_id;
 
@@ -538,9 +535,9 @@ static irqreturn_t sunzilog_interrupt(int irq, void *dev_id, struct pt_regs *reg
 			ZS_WSYNC(channel);
 
 			if (r3 & CHARxIP)
-				tty = sunzilog_receive_chars(up, channel, regs);
+				tty = sunzilog_receive_chars(up, channel);
 			if (r3 & CHAEXT)
-				sunzilog_status_handle(up, channel, regs);
+				sunzilog_status_handle(up, channel);
 			if (r3 & CHATxIP)
 				sunzilog_transmit_chars(up, channel);
 		}
@@ -561,9 +558,9 @@ static irqreturn_t sunzilog_interrupt(int irq, void *dev_id, struct pt_regs *reg
 			ZS_WSYNC(channel);
 
 			if (r3 & CHBRxIP)
-				tty = sunzilog_receive_chars(up, channel, regs);
+				tty = sunzilog_receive_chars(up, channel);
 			if (r3 & CHBEXT)
-				sunzilog_status_handle(up, channel, regs);
+				sunzilog_status_handle(up, channel);
 			if (r3 & CHBTxIP)
 				sunzilog_transmit_chars(up, channel);
 		}
@@ -1060,7 +1057,7 @@ static void sunzilog_free_tables(void)
 
 static void sunzilog_putchar(struct uart_port *port, int ch)
 {
-	struct zilog_channel *channel = ZILOG_CHANNEL_FROM_PORT(port);
+	struct zilog_channel __iomem *channel = ZILOG_CHANNEL_FROM_PORT(port);
 	int loops = ZS_PUT_CHAR_MAX_DELAY;
 
 	/* This is a timed polling loop so do not switch the explicit
diff --git a/drivers/serial/v850e_uart.c b/drivers/serial/v850e_uart.c
index f802867c95c5..28f3bbff87bf 100644
--- a/drivers/serial/v850e_uart.c
+++ b/drivers/serial/v850e_uart.c
@@ -271,14 +271,14 @@ void v850e_uart_tx (struct uart_port *port)
 		v850e_uart_stop_tx (port, stopped);
 }
 
-static irqreturn_t v850e_uart_tx_irq(int irq, void *data, struct pt_regs *regs)
+static irqreturn_t v850e_uart_tx_irq(int irq, void *data)
 {
 	struct uart_port *port = data;
 	v850e_uart_tx (port);
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t v850e_uart_rx_irq(int irq, void *data, struct pt_regs *regs)
+static irqreturn_t v850e_uart_rx_irq(int irq, void *data)
 {
 	struct uart_port *port = data;
 	unsigned ch_stat = TTY_NORMAL;
diff --git a/drivers/serial/vr41xx_siu.c b/drivers/serial/vr41xx_siu.c
index 6c8b0ea83c3c..fd51f8182dec 100644
--- a/drivers/serial/vr41xx_siu.c
+++ b/drivers/serial/vr41xx_siu.c
@@ -359,8 +359,7 @@ static void siu_break_ctl(struct uart_port *port, int ctl)
 	spin_unlock_irqrestore(&port->lock, flags);
 }
 
-static inline void receive_chars(struct uart_port *port, uint8_t *status,
-                                 struct pt_regs *regs)
+static inline void receive_chars(struct uart_port *port, uint8_t *status)
 {
 	struct tty_struct *tty;
 	uint8_t lsr, ch;
@@ -405,7 +404,7 @@ static inline void receive_chars(struct uart_port *port, uint8_t *status,
 				flag = TTY_PARITY;
 		}
 
-		if (uart_handle_sysrq_char(port, ch, regs))
+		if (uart_handle_sysrq_char(port, ch))
 			goto ignore_char;
 
 		uart_insert_char(port, lsr, UART_LSR_OE, ch, flag);
@@ -472,7 +471,7 @@ static inline void transmit_chars(struct uart_port *port)
 		siu_stop_tx(port);
 }
 
-static irqreturn_t siu_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t siu_interrupt(int irq, void *dev_id)
 {
 	struct uart_port *port;
 	uint8_t iir, lsr;
@@ -485,7 +484,7 @@ static irqreturn_t siu_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 
 	lsr = siu_read(port, UART_LSR);
 	if (lsr & UART_LSR_DR)
-		receive_chars(port, &lsr, regs);
+		receive_chars(port, &lsr);
 
 	check_modem_status(port);
 
diff --git a/drivers/sn/ioc3.c b/drivers/sn/ioc3.c
index 6c7e0352d561..cd6b65333b71 100644
--- a/drivers/sn/ioc3.c
+++ b/drivers/sn/ioc3.c
@@ -398,10 +398,10 @@ static inline uint32_t get_pending_intrs(struct ioc3_driver_data *idd)
 	return intrs;
 }
 
-static irqreturn_t ioc3_intr_io(int irq, void *arg, struct pt_regs *regs)
+static irqreturn_t ioc3_intr_io(int irq, void *arg)
 {
 	unsigned long flags;
-	struct ioc3_driver_data *idd = (struct ioc3_driver_data *)arg;
+	struct ioc3_driver_data *idd = arg;
 	int handled = 1, id;
 	unsigned int pending;
 
@@ -412,7 +412,7 @@ static irqreturn_t ioc3_intr_io(int irq, void *arg, struct pt_regs *regs)
 		if(ioc3_ethernet && idd->active[ioc3_ethernet->id] &&
 						ioc3_ethernet->intr) {
 			handled = handled && !ioc3_ethernet->intr(ioc3_ethernet,
-							idd, 0, regs);
+							idd, 0);
 		}
 	}
 	pending = get_pending_intrs(idd);	/* look at the IO IRQs */
@@ -424,8 +424,7 @@ static irqreturn_t ioc3_intr_io(int irq, void *arg, struct pt_regs *regs)
 			write_ireg(idd, ioc3_submodules[id]->irq_mask,
 							IOC3_W_IEC);
 			if(!ioc3_submodules[id]->intr(ioc3_submodules[id],
-				   idd, pending & ioc3_submodules[id]->irq_mask,
-					regs))
+				   idd, pending & ioc3_submodules[id]->irq_mask))
 				pending &= ~ioc3_submodules[id]->irq_mask;
 			if (ioc3_submodules[id]->reset_mask)
 				write_ireg(idd, ioc3_submodules[id]->irq_mask,
@@ -442,7 +441,7 @@ static irqreturn_t ioc3_intr_io(int irq, void *arg, struct pt_regs *regs)
 	return handled?IRQ_HANDLED:IRQ_NONE;
 }
 
-static irqreturn_t ioc3_intr_eth(int irq, void *arg, struct pt_regs *regs)
+static irqreturn_t ioc3_intr_eth(int irq, void *arg)
 {
 	unsigned long flags;
 	struct ioc3_driver_data *idd = (struct ioc3_driver_data *)arg;
@@ -453,8 +452,7 @@ static irqreturn_t ioc3_intr_eth(int irq, void *arg, struct pt_regs *regs)
 	read_lock_irqsave(&ioc3_submodules_lock, flags);
 	if(ioc3_ethernet && idd->active[ioc3_ethernet->id]
 				&& ioc3_ethernet->intr)
-		handled = handled && !ioc3_ethernet->intr(ioc3_ethernet, idd, 0,
-								regs);
+		handled = handled && !ioc3_ethernet->intr(ioc3_ethernet, idd, 0);
 	read_unlock_irqrestore(&ioc3_submodules_lock, flags);
 	return handled?IRQ_HANDLED:IRQ_NONE;
 }
diff --git a/drivers/spi/pxa2xx_spi.c b/drivers/spi/pxa2xx_spi.c
index 29aec77f98be..72025df5561d 100644
--- a/drivers/spi/pxa2xx_spi.c
+++ b/drivers/spi/pxa2xx_spi.c
@@ -409,7 +409,7 @@ static int wait_dma_channel_stop(int channel)
 	return limit;
 }
 
-static void dma_handler(int channel, void *data, struct pt_regs *regs)
+static void dma_handler(int channel, void *data)
 {
 	struct driver_data *drv_data = data;
 	struct spi_message *msg = drv_data->cur_msg;
@@ -667,9 +667,9 @@ static irqreturn_t interrupt_transfer(struct driver_data *drv_data)
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t ssp_int(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t ssp_int(int irq, void *dev_id)
 {
-	struct driver_data *drv_data = (struct driver_data *)dev_id;
+	struct driver_data *drv_data = dev_id;
 	void *reg = drv_data->ioaddr;
 
 	if (!drv_data->cur_msg) {
diff --git a/drivers/spi/spi_mpc83xx.c b/drivers/spi/spi_mpc83xx.c
index 5d92a7e5cb41..ff0b04895db0 100644
--- a/drivers/spi/spi_mpc83xx.c
+++ b/drivers/spi/spi_mpc83xx.c
@@ -296,8 +296,7 @@ static int mpc83xx_spi_bufs(struct spi_device *spi, struct spi_transfer *t)
 	return t->len - mpc83xx_spi->count;
 }
 
-irqreturn_t mpc83xx_spi_irq(s32 irq, void *context_data,
-			    struct pt_regs * ptregs)
+irqreturn_t mpc83xx_spi_irq(s32 irq, void *context_data)
 {
 	struct mpc83xx_spi *mpc83xx_spi = context_data;
 	u32 event;
diff --git a/drivers/spi/spi_s3c24xx.c b/drivers/spi/spi_s3c24xx.c
index 20eb6e95a3a0..2ebe1fc4c398 100644
--- a/drivers/spi/spi_s3c24xx.c
+++ b/drivers/spi/spi_s3c24xx.c
@@ -196,7 +196,7 @@ static int s3c24xx_spi_txrx(struct spi_device *spi, struct spi_transfer *t)
 	return hw->count;
 }
 
-static irqreturn_t s3c24xx_spi_irq(int irq, void *dev, struct pt_regs *regs)
+static irqreturn_t s3c24xx_spi_irq(int irq, void *dev)
 {
 	struct s3c24xx_spi *hw = dev;
 	unsigned int spsta = readb(hw->regs + S3C2410_SPSTA);
diff --git a/drivers/tc/zs.c b/drivers/tc/zs.c
index 622881f26761..792becdfe6f8 100644
--- a/drivers/tc/zs.c
+++ b/drivers/tc/zs.c
@@ -347,7 +347,7 @@ static void rs_sched_event(struct dec_serial *info, int event)
 	tasklet_schedule(&info->tlet);
 }
 
-static void receive_chars(struct dec_serial *info, struct pt_regs *regs)
+static void receive_chars(struct dec_serial *info)
 {
 	struct tty_struct *tty = info->tty;
 	unsigned char ch, stat, flag;
@@ -389,7 +389,7 @@ static void receive_chars(struct dec_serial *info, struct pt_regs *regs)
 			if (ch == 0)
 				continue;
 			if (time_before(jiffies, break_pressed + HZ * 5)) {
-				handle_sysrq(ch, regs, NULL);
+				handle_sysrq(ch, NULL);
 				break_pressed = 0;
 				continue;
 			}
@@ -490,7 +490,7 @@ static void status_handle(struct dec_serial *info)
 /*
  * This is the serial driver's generic interrupt routine
  */
-static irqreturn_t rs_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t rs_interrupt(int irq, void *dev_id)
 {
 	struct dec_serial *info = (struct dec_serial *) dev_id;
 	irqreturn_t status = IRQ_NONE;
@@ -518,7 +518,7 @@ static irqreturn_t rs_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 		status = IRQ_HANDLED;
 
 		if (zs_intreg & CHBRxIP) {
-			receive_chars(info, regs);
+			receive_chars(info);
 		}
 		if (zs_intreg & CHBTxIP) {
 			transmit_chars(info);
diff --git a/drivers/usb/atm/cxacru.c b/drivers/usb/atm/cxacru.c
index 04631dcbabbc..3892a9e9aee3 100644
--- a/drivers/usb/atm/cxacru.c
+++ b/drivers/usb/atm/cxacru.c
@@ -171,7 +171,7 @@ struct cxacru_data {
 };
 
 /* the following three functions are stolen from drivers/usb/core/message.c */
-static void cxacru_blocking_completion(struct urb *urb, struct pt_regs *regs)
+static void cxacru_blocking_completion(struct urb *urb)
 {
 	complete((struct completion *)urb->context);
 }
diff --git a/drivers/usb/atm/speedtch.c b/drivers/usb/atm/speedtch.c
index 956b7a1e8af9..7c7b507af29d 100644
--- a/drivers/usb/atm/speedtch.c
+++ b/drivers/usb/atm/speedtch.c
@@ -547,7 +547,7 @@ static void speedtch_resubmit_int(unsigned long data)
 	}
 }
 
-static void speedtch_handle_int(struct urb *int_urb, struct pt_regs *regs)
+static void speedtch_handle_int(struct urb *int_urb)
 {
 	struct speedtch_instance_data *instance = int_urb->context;
 	struct usbatm_data *usbatm = instance->usbatm;
diff --git a/drivers/usb/atm/ueagle-atm.c b/drivers/usb/atm/ueagle-atm.c
index 465961a26e4a..f5434b1cbb1e 100644
--- a/drivers/usb/atm/ueagle-atm.c
+++ b/drivers/usb/atm/ueagle-atm.c
@@ -1297,7 +1297,7 @@ bad1:
 /*
  * interrupt handler
  */
-static void uea_intr(struct urb *urb, struct pt_regs *regs)
+static void uea_intr(struct urb *urb)
 {
 	struct uea_softc *sc = urb->context;
 	struct intr_pkt *intr = urb->transfer_buffer;
diff --git a/drivers/usb/atm/usbatm.c b/drivers/usb/atm/usbatm.c
index a38701c742c3..309073f6433a 100644
--- a/drivers/usb/atm/usbatm.c
+++ b/drivers/usb/atm/usbatm.c
@@ -254,7 +254,7 @@ static int usbatm_submit_urb(struct urb *urb)
 	return ret;
 }
 
-static void usbatm_complete(struct urb *urb, struct pt_regs *regs)
+static void usbatm_complete(struct urb *urb)
 {
 	struct usbatm_channel *channel = urb->context;
 	unsigned long flags;
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index 71288295df2f..ec4d1d756725 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -218,7 +218,7 @@ static int acm_write_start(struct acm *acm)
  */
 
 /* control interface reports status changes with "interrupt" transfers */
-static void acm_ctrl_irq(struct urb *urb, struct pt_regs *regs)
+static void acm_ctrl_irq(struct urb *urb)
 {
 	struct acm *acm = urb->context;
 	struct usb_cdc_notification *dr = urb->transfer_buffer;
@@ -285,7 +285,7 @@ exit:
 }
 
 /* data interface returns incoming bytes, or we got unthrottled */
-static void acm_read_bulk(struct urb *urb, struct pt_regs *regs)
+static void acm_read_bulk(struct urb *urb)
 {
 	struct acm_rb *buf;
 	struct acm_ru *rcv = urb->context;
@@ -409,7 +409,7 @@ urbs:
 }
 
 /* data interface wrote those outgoing bytes */
-static void acm_write_bulk(struct urb *urb, struct pt_regs *regs)
+static void acm_write_bulk(struct urb *urb)
 {
 	struct acm *acm = (struct acm *)urb->context;
 
diff --git a/drivers/usb/class/usblp.c b/drivers/usb/class/usblp.c
index 9cac11ca1bb7..a161d70e1e42 100644
--- a/drivers/usb/class/usblp.c
+++ b/drivers/usb/class/usblp.c
@@ -271,7 +271,7 @@ static int proto_bias = -1;
  * URB callback.
  */
 
-static void usblp_bulk_read(struct urb *urb, struct pt_regs *regs)
+static void usblp_bulk_read(struct urb *urb)
 {
 	struct usblp *usblp = urb->context;
 
@@ -288,7 +288,7 @@ unplug:
 	wake_up_interruptible(&usblp->wait);
 }
 
-static void usblp_bulk_write(struct urb *urb, struct pt_regs *regs)
+static void usblp_bulk_write(struct urb *urb)
 {
 	struct usblp *usblp = urb->context;
 
diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c
index 3f509beb88e4..724822cac2b1 100644
--- a/drivers/usb/core/devio.c
+++ b/drivers/usb/core/devio.c
@@ -304,7 +304,7 @@ static void snoop_urb(struct urb *urb, void __user *userurb)
 	printk("\n");
 }
 
-static void async_completed(struct urb *urb, struct pt_regs *regs)
+static void async_completed(struct urb *urb)
 {
         struct async *as = urb->context;
         struct dev_state *ps = as->ps;
@@ -1216,7 +1216,7 @@ static int proc_submiturb_compat(struct dev_state *ps, void __user *arg)
 {
 	struct usbdevfs_urb uurb;
 
-	if (get_urb32(&uurb,(struct usbdevfs_urb32 *)arg))
+	if (get_urb32(&uurb,(struct usbdevfs_urb32 __user *)arg))
 		return -EFAULT;
 
 	return proc_do_submiturb(ps, &uurb, ((struct usbdevfs_urb32 __user *)arg)->iso_frame_desc, arg);
@@ -1251,7 +1251,7 @@ static int processcompl_compat(struct async *as, void __user * __user *arg)
 	}
 
 	free_async(as);
-	if (put_user((u32)(u64)addr, (u32 __user *)arg))
+	if (put_user(ptr_to_compat(addr), (u32 __user *)arg))
 		return -EFAULT;
 	return 0;
 }
@@ -1520,7 +1520,7 @@ static int usbdev_ioctl(struct inode *inode, struct file *file, unsigned int cmd
 
 	case USBDEVFS_IOCTL32:
 		snoop(&dev->dev, "%s: IOCTL\n", __FUNCTION__);
-		ret = proc_ioctl_compat(ps, (compat_uptr_t)(long)p);
+		ret = proc_ioctl_compat(ps, ptr_to_compat(p));
 		break;
 #endif
 
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c
index e658089f7b50..afa2dd203329 100644
--- a/drivers/usb/core/hcd.c
+++ b/drivers/usb/core/hcd.c
@@ -522,7 +522,7 @@ error:
 	if (urb->status == -EINPROGRESS)
 		urb->status = status;
 	spin_unlock (&urb->lock);
-	usb_hcd_giveback_urb (hcd, urb, NULL);
+	usb_hcd_giveback_urb (hcd, urb);
 	local_irq_restore (flags);
 	return 0;
 }
@@ -572,7 +572,7 @@ void usb_hcd_poll_rh_status(struct usb_hcd *hcd)
 
 		/* local irqs are always blocked in completions */
 		if (length > 0)
-			usb_hcd_giveback_urb (hcd, urb, NULL);
+			usb_hcd_giveback_urb (hcd, urb);
 		else
 			hcd->poll_pending = 1;
 		local_irq_restore (flags);
@@ -656,7 +656,7 @@ static int usb_rh_urb_dequeue (struct usb_hcd *hcd, struct urb *urb)
 			urb = NULL;		/* wasn't fully queued */
 		spin_unlock (&hcd_root_hub_lock);
 		if (urb)
-			usb_hcd_giveback_urb (hcd, urb, NULL);
+			usb_hcd_giveback_urb (hcd, urb);
 		local_irq_restore (flags);
 	}
 
@@ -1498,7 +1498,6 @@ EXPORT_SYMBOL (usb_bus_start_enum);
  * usb_hcd_giveback_urb - return URB from HCD to device driver
  * @hcd: host controller returning the URB
  * @urb: urb being returned to the USB device driver.
- * @regs: pt_regs, passed down to the URB completion handler
  * Context: in_interrupt()
  *
  * This hands the URB from HCD to its USB device driver, using its
@@ -1507,7 +1506,7 @@ EXPORT_SYMBOL (usb_bus_start_enum);
  * the device driver won't cause problems if it frees, modifies,
  * or resubmits this URB.
  */
-void usb_hcd_giveback_urb (struct usb_hcd *hcd, struct urb *urb, struct pt_regs *regs)
+void usb_hcd_giveback_urb (struct usb_hcd *hcd, struct urb *urb)
 {
 	int at_root_hub;
 
@@ -1534,7 +1533,7 @@ void usb_hcd_giveback_urb (struct usb_hcd *hcd, struct urb *urb, struct pt_regs
 
 	usbmon_urb_complete (&hcd->self, urb);
 	/* pass ownership to the completion handler */
-	urb->complete (urb, regs);
+	urb->complete (urb);
 	atomic_dec (&urb->use_count);
 	if (unlikely (urb->reject))
 		wake_up (&usb_kill_urb_queue);
@@ -1553,7 +1552,7 @@ EXPORT_SYMBOL (usb_hcd_giveback_urb);
  * If the controller isn't HALTed, calls the driver's irq handler.
  * Checks whether the controller is now dead.
  */
-irqreturn_t usb_hcd_irq (int irq, void *__hcd, struct pt_regs * r)
+irqreturn_t usb_hcd_irq (int irq, void *__hcd)
 {
 	struct usb_hcd		*hcd = __hcd;
 	int			start = hcd->state;
@@ -1561,7 +1560,7 @@ irqreturn_t usb_hcd_irq (int irq, void *__hcd, struct pt_regs * r)
 	if (unlikely(start == HC_STATE_HALT ||
 	    !test_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags)))
 		return IRQ_NONE;
-	if (hcd->driver->irq (hcd, r) == IRQ_NONE)
+	if (hcd->driver->irq (hcd) == IRQ_NONE)
 		return IRQ_NONE;
 
 	set_bit(HCD_FLAG_SAW_IRQ, &hcd->flags);
diff --git a/drivers/usb/core/hcd.h b/drivers/usb/core/hcd.h
index 676877c15f81..8f8df0d4382e 100644
--- a/drivers/usb/core/hcd.h
+++ b/drivers/usb/core/hcd.h
@@ -143,15 +143,13 @@ struct hcd_timeout {	/* timeouts we allocate */
 /*-------------------------------------------------------------------------*/
 
 
-struct pt_regs;
-
 struct hc_driver {
 	const char	*description;	/* "ehci-hcd" etc */
 	const char	*product_desc;	/* product/vendor string */
 	size_t		hcd_priv_size;	/* size of private data */
 
 	/* irq handler */
-	irqreturn_t	(*irq) (struct usb_hcd *hcd, struct pt_regs *regs);
+	irqreturn_t	(*irq) (struct usb_hcd *hcd);
 
 	int	flags;
 #define	HCD_MEMORY	0x0001		/* HC regs use memory (else I/O) */
@@ -205,8 +203,7 @@ struct hc_driver {
 
 extern int usb_hcd_submit_urb (struct urb *urb, gfp_t mem_flags);
 extern int usb_hcd_unlink_urb (struct urb *urb, int status);
-extern void usb_hcd_giveback_urb (struct usb_hcd *hcd, struct urb *urb,
-		struct pt_regs *regs);
+extern void usb_hcd_giveback_urb (struct usb_hcd *hcd, struct urb *urb);
 extern void usb_hcd_endpoint_disable (struct usb_device *udev,
 		struct usb_host_endpoint *ep);
 extern int usb_hcd_get_frame_number (struct usb_device *udev);
@@ -248,7 +245,7 @@ void hcd_buffer_free (struct usb_bus *bus, size_t size,
 	void *addr, dma_addr_t dma);
 
 /* generic bus glue, needed for host controllers that don't use PCI */
-extern irqreturn_t usb_hcd_irq (int irq, void *__hcd, struct pt_regs *r);
+extern irqreturn_t usb_hcd_irq (int irq, void *__hcd);
 
 extern void usb_hc_died (struct usb_hcd *hcd);
 extern void usb_hcd_poll_rh_status(struct usb_hcd *hcd);
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 7676690a0386..66bff184a30c 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -291,7 +291,7 @@ void usb_kick_khubd(struct usb_device *hdev)
 
 
 /* completion function, fires on port status changes and various faults */
-static void hub_irq(struct urb *urb, struct pt_regs *regs)
+static void hub_irq(struct urb *urb)
 {
 	struct usb_hub *hub = urb->context;
 	int status;
diff --git a/drivers/usb/core/message.c b/drivers/usb/core/message.c
index 85b1cd18336f..fccd1952bad3 100644
--- a/drivers/usb/core/message.c
+++ b/drivers/usb/core/message.c
@@ -17,7 +17,7 @@
 #include "hcd.h"	/* for usbcore internals */
 #include "usb.h"
 
-static void usb_api_blocking_completion(struct urb *urb, struct pt_regs *regs)
+static void usb_api_blocking_completion(struct urb *urb)
 {
 	complete((struct completion *)urb->context);
 }
@@ -246,7 +246,7 @@ static void sg_clean (struct usb_sg_request *io)
 	io->dev = NULL;
 }
 
-static void sg_complete (struct urb *urb, struct pt_regs *regs)
+static void sg_complete (struct urb *urb)
 {
 	struct usb_sg_request	*io = urb->context;
 
diff --git a/drivers/usb/gadget/at91_udc.c b/drivers/usb/gadget/at91_udc.c
index 77beba485a84..72f3db99ff94 100644
--- a/drivers/usb/gadget/at91_udc.c
+++ b/drivers/usb/gadget/at91_udc.c
@@ -1366,7 +1366,7 @@ static void handle_ep0(struct at91_udc *udc)
 	}
 }
 
-static irqreturn_t at91_udc_irq (int irq, void *_udc, struct pt_regs *r)
+static irqreturn_t at91_udc_irq (int irq, void *_udc)
 {
 	struct at91_udc		*udc = _udc;
 	u32			rescans = 5;
@@ -1552,7 +1552,7 @@ static struct at91_udc controller = {
 	/* ep6 and ep7 are also reserved (custom silicon might use them) */
 };
 
-static irqreturn_t at91_vbus_irq(int irq, void *_udc, struct pt_regs *r)
+static irqreturn_t at91_vbus_irq(int irq, void *_udc)
 {
 	struct at91_udc	*udc = _udc;
 	unsigned	value;
diff --git a/drivers/usb/gadget/dummy_hcd.c b/drivers/usb/gadget/dummy_hcd.c
index 4d2946e540cf..f1f32d7be5f9 100644
--- a/drivers/usb/gadget/dummy_hcd.c
+++ b/drivers/usb/gadget/dummy_hcd.c
@@ -1551,7 +1551,7 @@ return_urb:
 			ep->already_seen = ep->setup_stage = 0;
 
 		spin_unlock (&dum->lock);
-		usb_hcd_giveback_urb (dummy_to_hcd(dum), urb, NULL);
+		usb_hcd_giveback_urb (dummy_to_hcd(dum), urb);
 		spin_lock (&dum->lock);
 
 		goto restart;
diff --git a/drivers/usb/gadget/goku_udc.c b/drivers/usb/gadget/goku_udc.c
index 7cf2999e8616..a3076da3f4eb 100644
--- a/drivers/usb/gadget/goku_udc.c
+++ b/drivers/usb/gadget/goku_udc.c
@@ -1628,7 +1628,7 @@ stall:
 		handled = 1; \
 		}
 
-static irqreturn_t goku_irq(int irq, void *_dev, struct pt_regs *r)
+static irqreturn_t goku_irq(int irq, void *_dev)
 {
 	struct goku_udc			*dev = _dev;
 	struct goku_udc_regs __iomem	*regs = dev->regs;
diff --git a/drivers/usb/gadget/lh7a40x_udc.c b/drivers/usb/gadget/lh7a40x_udc.c
index 36db72579377..179259664c18 100644
--- a/drivers/usb/gadget/lh7a40x_udc.c
+++ b/drivers/usb/gadget/lh7a40x_udc.c
@@ -922,7 +922,7 @@ static void lh7a40x_reset_intr(struct lh7a40x_udc *dev)
 /*
  *	lh7a40x usb client interrupt handler.
  */
-static irqreturn_t lh7a40x_udc_irq(int irq, void *_dev, struct pt_regs *r)
+static irqreturn_t lh7a40x_udc_irq(int irq, void *_dev)
 {
 	struct lh7a40x_udc *dev = _dev;
 
diff --git a/drivers/usb/gadget/net2280.c b/drivers/usb/gadget/net2280.c
index 3bda37f9a35f..d954daa8e9e0 100644
--- a/drivers/usb/gadget/net2280.c
+++ b/drivers/usb/gadget/net2280.c
@@ -2753,7 +2753,7 @@ static void handle_stat1_irqs (struct net2280 *dev, u32 stat)
 		DEBUG (dev, "unhandled irqstat1 %08x\n", stat);
 }
 
-static irqreturn_t net2280_irq (int irq, void *_dev, struct pt_regs * r)
+static irqreturn_t net2280_irq (int irq, void *_dev)
 {
 	struct net2280		*dev = _dev;
 
diff --git a/drivers/usb/gadget/omap_udc.c b/drivers/usb/gadget/omap_udc.c
index 8c18df869833..48a09fd89d18 100644
--- a/drivers/usb/gadget/omap_udc.c
+++ b/drivers/usb/gadget/omap_udc.c
@@ -1815,8 +1815,7 @@ static void devstate_irq(struct omap_udc *udc, u16 irq_src)
 	UDC_IRQ_SRC_REG = UDC_DS_CHG;
 }
 
-static irqreturn_t
-omap_udc_irq(int irq, void *_udc, struct pt_regs *r)
+static irqreturn_t omap_udc_irq(int irq, void *_udc)
 {
 	struct omap_udc	*udc = _udc;
 	u16		irq_src;
@@ -1888,8 +1887,7 @@ static void pio_out_timer(unsigned long _ep)
 	spin_unlock_irqrestore(&ep->udc->lock, flags);
 }
 
-static irqreturn_t
-omap_udc_pio_irq(int irq, void *_dev, struct pt_regs *r)
+static irqreturn_t omap_udc_pio_irq(int irq, void *_dev)
 {
 	u16		epn_stat, irq_src;
 	irqreturn_t	status = IRQ_NONE;
@@ -1968,8 +1966,7 @@ omap_udc_pio_irq(int irq, void *_dev, struct pt_regs *r)
 }
 
 #ifdef	USE_ISO
-static irqreturn_t
-omap_udc_iso_irq(int irq, void *_dev, struct pt_regs *r)
+static irqreturn_t omap_udc_iso_irq(int irq, void *_dev)
 {
 	struct omap_udc	*udc = _dev;
 	struct omap_ep	*ep;
diff --git a/drivers/usb/gadget/pxa2xx_udc.c b/drivers/usb/gadget/pxa2xx_udc.c
index f1adcf8b2023..f42c00ef0bca 100644
--- a/drivers/usb/gadget/pxa2xx_udc.c
+++ b/drivers/usb/gadget/pxa2xx_udc.c
@@ -110,7 +110,7 @@ static int use_dma = 1;
 module_param(use_dma, bool, 0);
 MODULE_PARM_DESC (use_dma, "true to use dma");
 
-static void dma_nodesc_handler (int dmach, void *_ep, struct pt_regs *r);
+static void dma_nodesc_handler (int dmach, void *_ep);
 static void kick_dma(struct pxa2xx_ep *ep, struct pxa2xx_request *req);
 
 #ifdef USE_OUT_DMA
@@ -828,7 +828,7 @@ static void cancel_dma(struct pxa2xx_ep *ep)
 }
 
 /* dma channel stopped ... normal tx end (IN), or on error (IN/OUT) */
-static void dma_nodesc_handler(int dmach, void *_ep, struct pt_regs *r)
+static void dma_nodesc_handler(int dmach, void *_ep)
 {
 	struct pxa2xx_ep	*ep = _ep;
 	struct pxa2xx_request	*req;
@@ -1724,7 +1724,7 @@ EXPORT_SYMBOL(usb_gadget_unregister_driver);
  */
 
 static irqreturn_t
-lubbock_vbus_irq(int irq, void *_dev, struct pt_regs *r)
+lubbock_vbus_irq(int irq, void *_dev)
 {
 	struct pxa2xx_udc	*dev = _dev;
 	int			vbus;
@@ -1754,8 +1754,7 @@ lubbock_vbus_irq(int irq, void *_dev, struct pt_regs *r)
 
 #endif
 
-static irqreturn_t
-udc_vbus_irq(int irq, void *_dev, struct pt_regs *r)
+static irqreturn_t udc_vbus_irq(int irq, void *_dev)
 {
 	struct pxa2xx_udc	*dev = _dev;
 	int			vbus = pxa_gpio_get(dev->mach->gpio_vbus);
@@ -2084,7 +2083,7 @@ static void handle_ep(struct pxa2xx_ep *ep)
  * could cause usb protocol errors.
  */
 static irqreturn_t
-pxa2xx_udc_irq(int irq, void *_dev, struct pt_regs *r)
+pxa2xx_udc_irq(int irq, void *_dev)
 {
 	struct pxa2xx_udc	*dev = _dev;
 	int			handled;
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index 5ac918591131..aac6ec5dd7cf 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -254,8 +254,8 @@ static void ehci_quiesce (struct ehci_hcd *ehci)
 
 /*-------------------------------------------------------------------------*/
 
-static void end_unlink_async (struct ehci_hcd *ehci, struct pt_regs *regs);
-static void ehci_work(struct ehci_hcd *ehci, struct pt_regs *regs);
+static void end_unlink_async (struct ehci_hcd *ehci);
+static void ehci_work(struct ehci_hcd *ehci);
 
 #include "ehci-hub.c"
 #include "ehci-mem.c"
@@ -280,7 +280,7 @@ static void ehci_iaa_watchdog (unsigned long param)
 			ehci_vdbg (ehci, "lost IAA\n");
 			COUNT (ehci->stats.lost_iaa);
 			writel (STS_IAA, &ehci->regs->status);
-			end_unlink_async (ehci, NULL);
+			end_unlink_async (ehci);
 		}
 	}
 
@@ -299,7 +299,7 @@ static void ehci_watchdog (unsigned long param)
 		start_unlink_async (ehci, ehci->async);
 
 	/* ehci could run by timer, without IRQs ... */
-	ehci_work (ehci, NULL);
+	ehci_work (ehci);
 
 	spin_unlock_irqrestore (&ehci->lock, flags);
 }
@@ -342,7 +342,7 @@ static void ehci_port_power (struct ehci_hcd *ehci, int is_on)
  * ehci_work is called from some interrupts, timers, and so on.
  * it calls driver completion functions, after dropping ehci->lock.
  */
-static void ehci_work (struct ehci_hcd *ehci, struct pt_regs *regs)
+static void ehci_work (struct ehci_hcd *ehci)
 {
 	timer_action_done (ehci, TIMER_IO_WATCHDOG);
 
@@ -353,9 +353,9 @@ static void ehci_work (struct ehci_hcd *ehci, struct pt_regs *regs)
 	if (ehci->scanning)
 		return;
 	ehci->scanning = 1;
-	scan_async (ehci, regs);
+	scan_async (ehci);
 	if (ehci->next_uframe != -1)
-		scan_periodic (ehci, regs);
+		scan_periodic (ehci);
 	ehci->scanning = 0;
 
 	/* the IO watchdog guards against hardware or driver bugs that
@@ -397,7 +397,7 @@ static void ehci_stop (struct usb_hcd *hcd)
 	/* root hub is shut down separately (first, when possible) */
 	spin_lock_irq (&ehci->lock);
 	if (ehci->async)
-		ehci_work (ehci, NULL);
+		ehci_work (ehci);
 	spin_unlock_irq (&ehci->lock);
 	ehci_mem_cleanup (ehci);
 
@@ -573,7 +573,7 @@ static int ehci_run (struct usb_hcd *hcd)
 
 /*-------------------------------------------------------------------------*/
 
-static irqreturn_t ehci_irq (struct usb_hcd *hcd, struct pt_regs *regs)
+static irqreturn_t ehci_irq (struct usb_hcd *hcd)
 {
 	struct ehci_hcd		*ehci = hcd_to_ehci (hcd);
 	u32			status;
@@ -619,7 +619,7 @@ static irqreturn_t ehci_irq (struct usb_hcd *hcd, struct pt_regs *regs)
 	/* complete the unlinking of some qh [4.15.2.3] */
 	if (status & STS_IAA) {
 		COUNT (ehci->stats.reclaim);
-		end_unlink_async (ehci, regs);
+		end_unlink_async (ehci);
 		bh = 1;
 	}
 
@@ -670,7 +670,7 @@ dead:
 	}
 
 	if (bh)
-		ehci_work (ehci, regs);
+		ehci_work (ehci);
 	spin_unlock (&ehci->lock);
 	return IRQ_HANDLED;
 }
@@ -727,7 +727,7 @@ static void unlink_async (struct ehci_hcd *ehci, struct ehci_qh *qh)
 
 	/* failfast */
 	if (!HC_IS_RUNNING (ehci_to_hcd(ehci)->state))
-		end_unlink_async (ehci, NULL);
+		end_unlink_async (ehci);
 
 	/* defer till later if busy */
 	else if (ehci->reclaim) {
@@ -787,7 +787,7 @@ static int ehci_urb_dequeue (struct usb_hcd *hcd, struct urb *urb)
 			intr_deschedule (ehci, qh);
 			/* FALL THROUGH */
 		case QH_STATE_IDLE:
-			qh_completions (ehci, qh, NULL);
+			qh_completions (ehci, qh);
 			break;
 		default:
 			ehci_dbg (ehci, "bogus qh %p state %d\n",
diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c
index b2ee13c58517..2012213c0a25 100644
--- a/drivers/usb/host/ehci-hub.c
+++ b/drivers/usb/host/ehci-hub.c
@@ -48,8 +48,8 @@ static int ehci_bus_suspend (struct usb_hcd *hcd)
 	}
 	ehci->command = readl (&ehci->regs->command);
 	if (ehci->reclaim)
-		end_unlink_async (ehci, NULL);
-	ehci_work(ehci, NULL);
+		end_unlink_async (ehci);
+	ehci_work(ehci);
 
 	/* suspend any active/unsuspended ports, maybe allow wakeup */
 	while (port--) {
diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c
index 08d0472d4f57..35e3fab6fc4e 100644
--- a/drivers/usb/host/ehci-pci.c
+++ b/drivers/usb/host/ehci-pci.c
@@ -303,8 +303,8 @@ restart:
 	/* emptying the schedule aborts any urbs */
 	spin_lock_irq(&ehci->lock);
 	if (ehci->reclaim)
-		end_unlink_async (ehci, NULL);
-	ehci_work(ehci, NULL);
+		end_unlink_async (ehci);
+	ehci_work(ehci);
 	spin_unlock_irq(&ehci->lock);
 
 	/* restart; khubd will disconnect devices */
diff --git a/drivers/usb/host/ehci-q.c b/drivers/usb/host/ehci-q.c
index 7fc25b6bd7d2..46327272f614 100644
--- a/drivers/usb/host/ehci-q.c
+++ b/drivers/usb/host/ehci-q.c
@@ -214,7 +214,7 @@ static void qtd_copy_status (
 }
 
 static void
-ehci_urb_done (struct ehci_hcd *ehci, struct urb *urb, struct pt_regs *regs)
+ehci_urb_done (struct ehci_hcd *ehci, struct urb *urb)
 __releases(ehci->lock)
 __acquires(ehci->lock)
 {
@@ -262,7 +262,7 @@ __acquires(ehci->lock)
 
 	/* complete() can reenter this HCD */
 	spin_unlock (&ehci->lock);
-	usb_hcd_giveback_urb (ehci_to_hcd(ehci), urb, regs);
+	usb_hcd_giveback_urb (ehci_to_hcd(ehci), urb);
 	spin_lock (&ehci->lock);
 }
 
@@ -279,7 +279,7 @@ static int qh_schedule (struct ehci_hcd *ehci, struct ehci_qh *qh);
  */
 #define HALT_BIT __constant_cpu_to_le32(QTD_STS_HALT)
 static unsigned
-qh_completions (struct ehci_hcd *ehci, struct ehci_qh *qh, struct pt_regs *regs)
+qh_completions (struct ehci_hcd *ehci, struct ehci_qh *qh)
 {
 	struct ehci_qtd		*last = NULL, *end = qh->dummy;
 	struct list_head	*entry, *tmp;
@@ -317,7 +317,7 @@ qh_completions (struct ehci_hcd *ehci, struct ehci_qh *qh, struct pt_regs *regs)
 		/* clean up any state from previous QTD ...*/
 		if (last) {
 			if (likely (last->urb != urb)) {
-				ehci_urb_done (ehci, last->urb, regs);
+				ehci_urb_done (ehci, last->urb);
 				count++;
 			}
 			ehci_qtd_free (ehci, last);
@@ -407,7 +407,7 @@ halt:
 
 	/* last urb's completion might still need calling */
 	if (likely (last != NULL)) {
-		ehci_urb_done (ehci, last->urb, regs);
+		ehci_urb_done (ehci, last->urb);
 		count++;
 		ehci_qtd_free (ehci, last);
 	}
@@ -962,7 +962,7 @@ submit_async (
 
 /* the async qh for the qtds being reclaimed are now unlinked from the HC */
 
-static void end_unlink_async (struct ehci_hcd *ehci, struct pt_regs *regs)
+static void end_unlink_async (struct ehci_hcd *ehci)
 {
 	struct ehci_qh		*qh = ehci->reclaim;
 	struct ehci_qh		*next;
@@ -979,7 +979,7 @@ static void end_unlink_async (struct ehci_hcd *ehci, struct pt_regs *regs)
 	ehci->reclaim = next;
 	qh->reclaim = NULL;
 
-	qh_completions (ehci, qh, regs);
+	qh_completions (ehci, qh);
 
 	if (!list_empty (&qh->qtd_list)
 			&& HC_IS_RUNNING (ehci_to_hcd(ehci)->state))
@@ -1047,7 +1047,7 @@ static void start_unlink_async (struct ehci_hcd *ehci, struct ehci_qh *qh)
 		/* if (unlikely (qh->reclaim != 0))
 		 *	this will recurse, probably not much
 		 */
-		end_unlink_async (ehci, NULL);
+		end_unlink_async (ehci);
 		return;
 	}
 
@@ -1059,8 +1059,7 @@ static void start_unlink_async (struct ehci_hcd *ehci, struct ehci_qh *qh)
 
 /*-------------------------------------------------------------------------*/
 
-static void
-scan_async (struct ehci_hcd *ehci, struct pt_regs *regs)
+static void scan_async (struct ehci_hcd *ehci)
 {
 	struct ehci_qh		*qh;
 	enum ehci_timer_action	action = TIMER_IO_WATCHDOG;
@@ -1084,7 +1083,7 @@ rescan:
 				 */
 				qh = qh_get (qh);
 				qh->stamp = ehci->stamp;
-				temp = qh_completions (ehci, qh, regs);
+				temp = qh_completions (ehci, qh);
 				qh_put (qh);
 				if (temp != 0) {
 					goto rescan;
diff --git a/drivers/usb/host/ehci-sched.c b/drivers/usb/host/ehci-sched.c
index e5e9c653c907..65c402a0fa7a 100644
--- a/drivers/usb/host/ehci-sched.c
+++ b/drivers/usb/host/ehci-sched.c
@@ -1553,8 +1553,7 @@ itd_link_urb (
 static unsigned
 itd_complete (
 	struct ehci_hcd	*ehci,
-	struct ehci_itd	*itd,
-	struct pt_regs	*regs
+	struct ehci_itd	*itd
 ) {
 	struct urb				*urb = itd->urb;
 	struct usb_iso_packet_descriptor	*desc;
@@ -1613,7 +1612,7 @@ itd_complete (
 
 	/* give urb back to the driver ... can be out-of-order */
 	dev = urb->dev;
-	ehci_urb_done (ehci, urb, regs);
+	ehci_urb_done (ehci, urb);
 	urb = NULL;
 
 	/* defer stopping schedule; completion can submit */
@@ -1930,8 +1929,7 @@ sitd_link_urb (
 static unsigned
 sitd_complete (
 	struct ehci_hcd		*ehci,
-	struct ehci_sitd	*sitd,
-	struct pt_regs		*regs
+	struct ehci_sitd	*sitd
 ) {
 	struct urb				*urb = sitd->urb;
 	struct usb_iso_packet_descriptor	*desc;
@@ -1978,7 +1976,7 @@ sitd_complete (
 
 	/* give urb back to the driver */
 	dev = urb->dev;
-	ehci_urb_done (ehci, urb, regs);
+	ehci_urb_done (ehci, urb);
 	urb = NULL;
 
 	/* defer stopping schedule; completion can submit */
@@ -2065,8 +2063,7 @@ sitd_submit (struct ehci_hcd *ehci, struct urb *urb, gfp_t mem_flags)
 static inline unsigned
 sitd_complete (
 	struct ehci_hcd		*ehci,
-	struct ehci_sitd	*sitd,
-	struct pt_regs		*regs
+	struct ehci_sitd	*sitd
 ) {
 	ehci_err (ehci, "sitd_complete %p?\n", sitd);
 	return 0;
@@ -2077,7 +2074,7 @@ sitd_complete (
 /*-------------------------------------------------------------------------*/
 
 static void
-scan_periodic (struct ehci_hcd *ehci, struct pt_regs *regs)
+scan_periodic (struct ehci_hcd *ehci)
 {
 	unsigned	frame, clock, now_uframe, mod;
 	unsigned	modified;
@@ -2131,7 +2128,7 @@ restart:
 				temp.qh = qh_get (q.qh);
 				type = Q_NEXT_TYPE (q.qh->hw_next);
 				q = q.qh->qh_next;
-				modified = qh_completions (ehci, temp.qh, regs);
+				modified = qh_completions (ehci, temp.qh);
 				if (unlikely (list_empty (&temp.qh->qtd_list)))
 					intr_deschedule (ehci, temp.qh);
 				qh_put (temp.qh);
@@ -2169,7 +2166,7 @@ restart:
 				*hw_p = q.itd->hw_next;
 				type = Q_NEXT_TYPE (q.itd->hw_next);
 				wmb();
-				modified = itd_complete (ehci, q.itd, regs);
+				modified = itd_complete (ehci, q.itd);
 				q = *q_p;
 				break;
 			case Q_TYPE_SITD:
@@ -2185,7 +2182,7 @@ restart:
 				*hw_p = q.sitd->hw_next;
 				type = Q_NEXT_TYPE (q.sitd->hw_next);
 				wmb();
-				modified = sitd_complete (ehci, q.sitd, regs);
+				modified = sitd_complete (ehci, q.sitd);
 				q = *q_p;
 				break;
 			default:
diff --git a/drivers/usb/host/hc_crisv10.c b/drivers/usb/host/hc_crisv10.c
index 61e571782cf7..87eca6aeacf2 100644
--- a/drivers/usb/host/hc_crisv10.c
+++ b/drivers/usb/host/hc_crisv10.c
@@ -478,9 +478,9 @@ static int etrax_usb_submit_urb(struct urb *urb, unsigned mem_flags);
 static int etrax_usb_unlink_urb(struct urb *urb, int status);
 static int etrax_usb_get_frame_number(struct usb_device *usb_dev);
 
-static irqreturn_t etrax_usb_tx_interrupt(int irq, void *vhc, struct pt_regs *regs);
-static irqreturn_t etrax_usb_rx_interrupt(int irq, void *vhc, struct pt_regs *regs);
-static irqreturn_t etrax_usb_hc_interrupt_top_half(int irq, void *vhc, struct pt_regs *regs);
+static irqreturn_t etrax_usb_tx_interrupt(int irq, void *vhc);
+static irqreturn_t etrax_usb_rx_interrupt(int irq, void *vhc);
+static irqreturn_t etrax_usb_hc_interrupt_top_half(int irq, void *vhc);
 static void etrax_usb_hc_interrupt_bottom_half(void *data);
 
 static void etrax_usb_isoc_descr_interrupt_bottom_half(void *data);
@@ -1573,7 +1573,7 @@ static int etrax_usb_get_frame_number(struct usb_device *usb_dev)
 	return (*R_USB_FM_NUMBER & 0x7ff);
 }
 
-static irqreturn_t etrax_usb_tx_interrupt(int irq, void *vhc, struct pt_regs *regs)
+static irqreturn_t etrax_usb_tx_interrupt(int irq, void *vhc)
 {
 	DBFENTER;
 
@@ -1839,7 +1839,7 @@ static void etrax_usb_isoc_descr_interrupt_bottom_half(void *data)
 
 
 
-static irqreturn_t etrax_usb_rx_interrupt(int irq, void *vhc, struct pt_regs *regs)
+static irqreturn_t etrax_usb_rx_interrupt(int irq, void *vhc)
 {
 	struct urb *urb;
 	etrax_urb_priv_t *urb_priv;
@@ -3280,7 +3280,7 @@ static void etrax_usb_complete_urb(struct urb *urb, int status)
 
 
 
-static irqreturn_t etrax_usb_hc_interrupt_top_half(int irq, void *vhc, struct pt_regs *regs)
+static irqreturn_t etrax_usb_hc_interrupt_top_half(int irq, void *vhc)
 {
 	usb_interrupt_registers_t *reg;
 	unsigned long flags;
diff --git a/drivers/usb/host/isp116x-hcd.c b/drivers/usb/host/isp116x-hcd.c
index a72e041df8e7..2718b5dc4ec1 100644
--- a/drivers/usb/host/isp116x-hcd.c
+++ b/drivers/usb/host/isp116x-hcd.c
@@ -418,7 +418,7 @@ static void postproc_atl_queue(struct isp116x *isp116x)
   processed urbs.
 */
 static void finish_request(struct isp116x *isp116x, struct isp116x_ep *ep,
-			   struct urb *urb, struct pt_regs *regs)
+			   struct urb *urb)
 __releases(isp116x->lock) __acquires(isp116x->lock)
 {
 	unsigned i;
@@ -432,7 +432,7 @@ __releases(isp116x->lock) __acquires(isp116x->lock)
 	urb_dbg(urb, "Finish");
 
 	spin_unlock(&isp116x->lock);
-	usb_hcd_giveback_urb(isp116x_to_hcd(isp116x), urb, regs);
+	usb_hcd_giveback_urb(isp116x_to_hcd(isp116x), urb);
 	spin_lock(&isp116x->lock);
 
 	/* take idle endpoints out of the schedule */
@@ -568,7 +568,7 @@ static void start_atl_transfers(struct isp116x *isp116x)
 /*
   Finish the processed transfers
 */
-static void finish_atl_transfers(struct isp116x *isp116x, struct pt_regs *regs)
+static void finish_atl_transfers(struct isp116x *isp116x)
 {
 	struct isp116x_ep *ep;
 	struct urb *urb;
@@ -590,12 +590,12 @@ static void finish_atl_transfers(struct isp116x *isp116x, struct pt_regs *regs)
 		   occured, while URB_SHORT_NOT_OK was set */
 		if (urb && urb->status != -EINPROGRESS
 		    && ep->nextpid != USB_PID_ACK)
-			finish_request(isp116x, ep, urb, regs);
+			finish_request(isp116x, ep, urb);
 	}
 	atomic_dec(&isp116x->atl_finishing);
 }
 
-static irqreturn_t isp116x_irq(struct usb_hcd *hcd, struct pt_regs *regs)
+static irqreturn_t isp116x_irq(struct usb_hcd *hcd)
 {
 	struct isp116x *isp116x = hcd_to_isp116x(hcd);
 	u16 irqstat;
@@ -608,7 +608,7 @@ static irqreturn_t isp116x_irq(struct usb_hcd *hcd, struct pt_regs *regs)
 
 	if (irqstat & (HCuPINT_ATL | HCuPINT_SOF)) {
 		ret = IRQ_HANDLED;
-		finish_atl_transfers(isp116x, regs);
+		finish_atl_transfers(isp116x);
 	}
 
 	if (irqstat & HCuPINT_OPR) {
@@ -824,7 +824,7 @@ static int isp116x_urb_enqueue(struct usb_hcd *hcd,
 	spin_lock(&urb->lock);
 	if (urb->status != -EINPROGRESS) {
 		spin_unlock(&urb->lock);
-		finish_request(isp116x, ep, urb, NULL);
+		finish_request(isp116x, ep, urb);
 		ret = 0;
 		goto fail;
 	}
@@ -870,7 +870,7 @@ static int isp116x_urb_dequeue(struct usb_hcd *hcd, struct urb *urb)
 			}
 
 	if (urb)
-		finish_request(isp116x, ep, urb, NULL);
+		finish_request(isp116x, ep, urb);
 
 	spin_unlock_irqrestore(&isp116x->lock, flags);
 	return 0;
diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c
index d1d68c402251..9be6b303e784 100644
--- a/drivers/usb/host/ohci-hcd.c
+++ b/drivers/usb/host/ohci-hcd.c
@@ -261,7 +261,7 @@ static int ohci_urb_enqueue (
 	if (urb->status != -EINPROGRESS) {
 		spin_unlock (&urb->lock);
 		urb->hcpriv = urb_priv;
-		finish_urb (ohci, urb, NULL);
+		finish_urb (ohci, urb);
 		retval = 0;
 		goto fail;
 	}
@@ -337,7 +337,7 @@ static int ohci_urb_dequeue (struct usb_hcd *hcd, struct urb *urb)
 		 * any more ... just clean up every urb's memory.
 		 */
 		if (urb->hcpriv)
-			finish_urb (ohci, urb, NULL);
+			finish_urb (ohci, urb);
 	}
 	spin_unlock_irqrestore (&ohci->lock, flags);
 	return 0;
@@ -369,7 +369,7 @@ rescan:
 	if (!HC_IS_RUNNING (hcd->state)) {
 sanitize:
 		ed->state = ED_IDLE;
-		finish_unlinks (ohci, 0, NULL);
+		finish_unlinks (ohci, 0);
 	}
 
 	switch (ed->state) {
@@ -691,7 +691,7 @@ retry:
 
 /* an interrupt happens */
 
-static irqreturn_t ohci_irq (struct usb_hcd *hcd, struct pt_regs *ptregs)
+static irqreturn_t ohci_irq (struct usb_hcd *hcd)
 {
 	struct ohci_hcd		*ohci = hcd_to_ohci (hcd);
 	struct ohci_regs __iomem *regs = ohci->regs;
@@ -747,7 +747,7 @@ static irqreturn_t ohci_irq (struct usb_hcd *hcd, struct pt_regs *ptregs)
 		if (HC_IS_RUNNING(hcd->state))
 			ohci_writel (ohci, OHCI_INTR_WDH, &regs->intrdisable);
 		spin_lock (&ohci->lock);
-		dl_done_list (ohci, ptregs);
+		dl_done_list (ohci);
 		spin_unlock (&ohci->lock);
 		if (HC_IS_RUNNING(hcd->state))
 			ohci_writel (ohci, OHCI_INTR_WDH, &regs->intrenable); 
@@ -760,7 +760,7 @@ static irqreturn_t ohci_irq (struct usb_hcd *hcd, struct pt_regs *ptregs)
 	 */
 	spin_lock (&ohci->lock);
 	if (ohci->ed_rm_list)
-		finish_unlinks (ohci, ohci_frame_no(ohci), ptregs);
+		finish_unlinks (ohci, ohci_frame_no(ohci));
 	if ((ints & OHCI_INTR_SF) != 0 && !ohci->ed_rm_list
 			&& HC_IS_RUNNING(hcd->state))
 		ohci_writel (ohci, OHCI_INTR_SF, &regs->intrdisable);	
@@ -852,7 +852,7 @@ static int ohci_restart (struct ohci_hcd *ohci)
 		urb->status = -ESHUTDOWN;
 		spin_unlock (&urb->lock);
 	}
-	finish_unlinks (ohci, 0, NULL);
+	finish_unlinks (ohci, 0);
 	spin_unlock_irq(&ohci->lock);
 
 	/* paranoia, in case that didn't work: */
diff --git a/drivers/usb/host/ohci-hub.c b/drivers/usb/host/ohci-hub.c
index ec75774abeac..6f113596af66 100644
--- a/drivers/usb/host/ohci-hub.c
+++ b/drivers/usb/host/ohci-hub.c
@@ -47,8 +47,8 @@ static void ohci_rhsc_enable (struct usb_hcd *hcd)
 #define OHCI_SCHED_ENABLES \
 	(OHCI_CTRL_CLE|OHCI_CTRL_BLE|OHCI_CTRL_PLE|OHCI_CTRL_IE)
 
-static void dl_done_list (struct ohci_hcd *, struct pt_regs *);
-static void finish_unlinks (struct ohci_hcd *, u16 , struct pt_regs *);
+static void dl_done_list (struct ohci_hcd *);
+static void finish_unlinks (struct ohci_hcd *, u16);
 
 static int ohci_rh_suspend (struct ohci_hcd *ohci, int autostop)
 __releases(ohci->lock)
@@ -94,8 +94,8 @@ __acquires(ohci->lock)
 		msleep (8);
 		spin_lock_irq (&ohci->lock);
 	}
-	dl_done_list (ohci, NULL);
-	finish_unlinks (ohci, ohci_frame_no(ohci), NULL);
+	dl_done_list (ohci);
+	finish_unlinks (ohci, ohci_frame_no(ohci));
 
 	/* maybe resume can wake root hub */
 	if (device_may_wakeup(&ohci_to_hcd(ohci)->self.root_hub->dev) ||
diff --git a/drivers/usb/host/ohci-q.c b/drivers/usb/host/ohci-q.c
index e372306ed0da..fe1fe2f97cb5 100644
--- a/drivers/usb/host/ohci-q.c
+++ b/drivers/usb/host/ohci-q.c
@@ -7,6 +7,8 @@
  * This file is licenced under the GPL.
  */
 
+#include <linux/irq.h>
+
 static void urb_free_priv (struct ohci_hcd *hc, urb_priv_t *urb_priv)
 {
 	int		last = urb_priv->length - 1;
@@ -34,7 +36,7 @@ static void urb_free_priv (struct ohci_hcd *hc, urb_priv_t *urb_priv)
  * PRECONDITION:  ohci lock held, irqs blocked.
  */
 static void
-finish_urb (struct ohci_hcd *ohci, struct urb *urb, struct pt_regs *regs)
+finish_urb (struct ohci_hcd *ohci, struct urb *urb)
 __releases(ohci->lock)
 __acquires(ohci->lock)
 {
@@ -73,7 +75,7 @@ __acquires(ohci->lock)
 
 	/* urb->complete() can reenter this HCD */
 	spin_unlock (&ohci->lock);
-	usb_hcd_giveback_urb (ohci_to_hcd(ohci), urb, regs);
+	usb_hcd_giveback_urb (ohci_to_hcd(ohci), urb);
 	spin_lock (&ohci->lock);
 
 	/* stop periodic dma if it's not needed */
@@ -910,7 +912,7 @@ static struct td *dl_reverse_done_list (struct ohci_hcd *ohci)
 
 /* there are some urbs/eds to unlink; called in_irq(), with HCD locked */
 static void
-finish_unlinks (struct ohci_hcd *ohci, u16 tick, struct pt_regs *regs)
+finish_unlinks (struct ohci_hcd *ohci, u16 tick)
 {
 	struct ed	*ed, **last;
 
@@ -923,7 +925,7 @@ rescan_all:
 		/* only take off EDs that the HC isn't using, accounting for
 		 * frame counter wraps and EDs with partially retired TDs
 		 */
-		if (likely (regs && HC_IS_RUNNING(ohci_to_hcd(ohci)->state))) {
+		if (likely (HC_IS_RUNNING(ohci_to_hcd(ohci)->state))) {
 			if (tick_before (tick, ed->tick)) {
 skip_ed:
 				last = &ed->ed_next;
@@ -990,7 +992,7 @@ rescan_this:
 			/* if URB is done, clean up */
 			if (urb_priv->td_cnt == urb_priv->length) {
 				modified = completed = 1;
-				finish_urb (ohci, urb, regs);
+				finish_urb (ohci, urb);
 			}
 		}
 		if (completed && !list_empty (&ed->td_list))
@@ -1068,7 +1070,7 @@ rescan_this:
  * scanning the (re-reversed) donelist as this does.
  */
 static void
-dl_done_list (struct ohci_hcd *ohci, struct pt_regs *regs)
+dl_done_list (struct ohci_hcd *ohci)
 {
 	struct td	*td = dl_reverse_done_list (ohci);
 
@@ -1084,7 +1086,7 @@ dl_done_list (struct ohci_hcd *ohci, struct pt_regs *regs)
 
 		/* If all this urb's TDs are done, call complete() */
   		if (urb_priv->td_cnt == urb_priv->length)
-  			finish_urb (ohci, urb, regs);
+  			finish_urb (ohci, urb);
 
 		/* clean schedule:  unlink EDs that are no longer busy */
 		if (list_empty (&ed->td_list)) {
diff --git a/drivers/usb/host/sl811-hcd.c b/drivers/usb/host/sl811-hcd.c
index 3a586aab3939..5fa5647ea095 100644
--- a/drivers/usb/host/sl811-hcd.c
+++ b/drivers/usb/host/sl811-hcd.c
@@ -428,7 +428,6 @@ static void finish_request(
 	struct sl811		*sl811,
 	struct sl811h_ep	*ep,
 	struct urb		*urb,
-	struct pt_regs		*regs,
 	int			status
 ) __releases(sl811->lock) __acquires(sl811->lock)
 {
@@ -444,7 +443,7 @@ static void finish_request(
 	spin_unlock(&urb->lock);
 
 	spin_unlock(&sl811->lock);
-	usb_hcd_giveback_urb(sl811_to_hcd(sl811), urb, regs);
+	usb_hcd_giveback_urb(sl811_to_hcd(sl811), urb);
 	spin_lock(&sl811->lock);
 
 	/* leave active endpoints in the schedule */
@@ -484,7 +483,7 @@ static void finish_request(
 }
 
 static void
-done(struct sl811 *sl811, struct sl811h_ep *ep, u8 bank, struct pt_regs *regs)
+done(struct sl811 *sl811, struct sl811h_ep *ep, u8 bank)
 {
 	u8			status;
 	struct urb		*urb;
@@ -608,7 +607,7 @@ done(struct sl811 *sl811, struct sl811h_ep *ep, u8 bank, struct pt_regs *regs)
 	}
 
 	if (urb && (urbstat != -EINPROGRESS || urb->status != -EINPROGRESS))
-		finish_request(sl811, ep, urb, regs, urbstat);
+		finish_request(sl811, ep, urb, urbstat);
 }
 
 static inline u8 checkdone(struct sl811 *sl811)
@@ -641,7 +640,7 @@ static inline u8 checkdone(struct sl811 *sl811)
 	return irqstat;
 }
 
-static irqreturn_t sl811h_irq(struct usb_hcd *hcd, struct pt_regs *regs)
+static irqreturn_t sl811h_irq(struct usb_hcd *hcd)
 {
 	struct sl811	*sl811 = hcd_to_sl811(hcd);
 	u8		irqstat;
@@ -670,13 +669,13 @@ retry:
 	 * issued ... that's fine if they're different endpoints.
 	 */
 	if (irqstat & SL11H_INTMASK_DONE_A) {
-		done(sl811, sl811->active_a, SL811_EP_A(SL811_HOST_BUF), regs);
+		done(sl811, sl811->active_a, SL811_EP_A(SL811_HOST_BUF));
 		sl811->active_a = NULL;
 		sl811->stat_a++;
 	}
 #ifdef USE_B
 	if (irqstat & SL11H_INTMASK_DONE_B) {
-		done(sl811, sl811->active_b, SL811_EP_B(SL811_HOST_BUF), regs);
+		done(sl811, sl811->active_b, SL811_EP_B(SL811_HOST_BUF));
 		sl811->active_b = NULL;
 		sl811->stat_b++;
 	}
@@ -723,7 +722,7 @@ retry:
 				container_of(sl811->active_a
 						->hep->urb_list.next,
 					struct urb, urb_list),
-				NULL, -ESHUTDOWN);
+				-ESHUTDOWN);
 			sl811->active_a = NULL;
 		}
 #ifdef	USE_B
@@ -957,7 +956,7 @@ static int sl811h_urb_enqueue(
 	spin_lock(&urb->lock);
 	if (urb->status != -EINPROGRESS) {
 		spin_unlock(&urb->lock);
-		finish_request(sl811, ep, urb, NULL, 0);
+		finish_request(sl811, ep, urb, 0);
 		retval = 0;
 		goto fail;
 	}
@@ -1026,7 +1025,7 @@ static int sl811h_urb_dequeue(struct usb_hcd *hcd, struct urb *urb)
 		}
 
 		if (urb)
-			finish_request(sl811, ep, urb, NULL, 0);
+			finish_request(sl811, ep, urb, 0);
 		else
 			VDBG("dequeue, urb %p active %s; wait4irq\n", urb,
 				(sl811->active_a == ep) ? "A" : "B");
@@ -1083,7 +1082,7 @@ sl811h_hub_status_data(struct usb_hcd *hcd, char *buf)
 	 */
 	local_irq_save(flags);
 	if (!timer_pending(&sl811->timer)) {
-		if (sl811h_irq( /* ~0, */ hcd, NULL) != IRQ_NONE)
+		if (sl811h_irq( /* ~0, */ hcd) != IRQ_NONE)
 			sl811->stat_lost++;
 	}
 	local_irq_restore(flags);
diff --git a/drivers/usb/host/u132-hcd.c b/drivers/usb/host/u132-hcd.c
index 0a315200b331..32c635ecbf31 100644
--- a/drivers/usb/host/u132-hcd.c
+++ b/drivers/usb/host/u132-hcd.c
@@ -557,7 +557,7 @@ static void u132_hcd_giveback_urb(struct u132 *u132, struct u132_endp *endp,
         u132_ring_queue_work(u132, ring, 0);
         up(&u132->scheduler_lock);
         u132_endp_put_kref(u132, endp);
-        usb_hcd_giveback_urb(hcd, urb, NULL);
+        usb_hcd_giveback_urb(hcd, urb);
         return;
 }
 
@@ -590,7 +590,7 @@ static void u132_hcd_abandon_urb(struct u132 *u132, struct u132_endp *endp,
                 endp->active = 0;
                 spin_unlock_irqrestore(&endp->queue_lock.slock, irqs);
                 kfree(urbq);
-        } usb_hcd_giveback_urb(hcd, urb, NULL);
+        } usb_hcd_giveback_urb(hcd, urb);
         return;
 }
 
@@ -2434,7 +2434,7 @@ static int dequeue_from_overflow_chain(struct u132 *u132,
                         endp->queue_size -= 1;
                         urb->error_count = 0;
                         urb->hcpriv = NULL;
-                        usb_hcd_giveback_urb(hcd, urb, NULL);
+                        usb_hcd_giveback_urb(hcd, urb);
                         return 0;
                 } else
                         continue;
@@ -2512,7 +2512,7 @@ static int u132_endp_urb_dequeue(struct u132 *u132, struct u132_endp *endp,
                                 kfree(urbq);
                         } urb->error_count = 0;
                         urb->hcpriv = NULL;
-                        usb_hcd_giveback_urb(hcd, urb, NULL);
+                        usb_hcd_giveback_urb(hcd, urb);
                         return 0;
                 } else if (list_empty(&endp->urb_more)) {
                         dev_err(&u132->platform_dev->dev, "urb=%p not found in "
diff --git a/drivers/usb/host/uhci-hcd.c b/drivers/usb/host/uhci-hcd.c
index eb4eab98e8bf..45ee6920a850 100644
--- a/drivers/usb/host/uhci-hcd.c
+++ b/drivers/usb/host/uhci-hcd.c
@@ -252,7 +252,7 @@ __acquires(uhci->lock)
 	uhci->is_stopped = UHCI_IS_STOPPED;
 	uhci_to_hcd(uhci)->poll_rh = !int_enable;
 
-	uhci_scan_schedule(uhci, NULL);
+	uhci_scan_schedule(uhci);
 	uhci_fsbr_off(uhci);
 }
 
@@ -309,7 +309,7 @@ __acquires(uhci->lock)
 	mod_timer(&uhci_to_hcd(uhci)->rh_timer, jiffies);
 }
 
-static irqreturn_t uhci_irq(struct usb_hcd *hcd, struct pt_regs *regs)
+static irqreturn_t uhci_irq(struct usb_hcd *hcd)
 {
 	struct uhci_hcd *uhci = hcd_to_uhci(hcd);
 	unsigned short status;
@@ -358,7 +358,7 @@ static irqreturn_t uhci_irq(struct usb_hcd *hcd, struct pt_regs *regs)
 		usb_hcd_poll_rh_status(hcd);
 	else {
 		spin_lock_irqsave(&uhci->lock, flags);
-		uhci_scan_schedule(uhci, regs);
+		uhci_scan_schedule(uhci);
 		spin_unlock_irqrestore(&uhci->lock, flags);
 	}
 
@@ -671,7 +671,7 @@ static void uhci_stop(struct usb_hcd *hcd)
 	spin_lock_irq(&uhci->lock);
 	if (test_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags) && !uhci->dead)
 		uhci_hc_died(uhci);
-	uhci_scan_schedule(uhci, NULL);
+	uhci_scan_schedule(uhci);
 	spin_unlock_irq(&uhci->lock);
 
 	del_timer_sync(&uhci->fsbr_timer);
diff --git a/drivers/usb/host/uhci-hub.c b/drivers/usb/host/uhci-hub.c
index 16fb72eb6fc9..f8347f1a10b6 100644
--- a/drivers/usb/host/uhci-hub.c
+++ b/drivers/usb/host/uhci-hub.c
@@ -176,7 +176,7 @@ static int uhci_hub_status_data(struct usb_hcd *hcd, char *buf)
 
 	spin_lock_irqsave(&uhci->lock, flags);
 
-	uhci_scan_schedule(uhci, NULL);
+	uhci_scan_schedule(uhci);
 	if (!test_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags) || uhci->dead)
 		goto done;
 	uhci_check_ports(uhci);
diff --git a/drivers/usb/host/uhci-q.c b/drivers/usb/host/uhci-q.c
index 431e8f31f1a9..06115f22a4fa 100644
--- a/drivers/usb/host/uhci-q.c
+++ b/drivers/usb/host/uhci-q.c
@@ -1244,7 +1244,7 @@ done:
  * Finish unlinking an URB and give it back
  */
 static void uhci_giveback_urb(struct uhci_hcd *uhci, struct uhci_qh *qh,
-		struct urb *urb, struct pt_regs *regs)
+		struct urb *urb)
 __releases(uhci->lock)
 __acquires(uhci->lock)
 {
@@ -1293,7 +1293,7 @@ __acquires(uhci->lock)
 	}
 
 	spin_unlock(&uhci->lock);
-	usb_hcd_giveback_urb(uhci_to_hcd(uhci), urb, regs);
+	usb_hcd_giveback_urb(uhci_to_hcd(uhci), urb);
 	spin_lock(&uhci->lock);
 
 	/* If the queue is now empty, we can unlink the QH and give up its
@@ -1313,8 +1313,7 @@ __acquires(uhci->lock)
 		(qh->state == QH_STATE_UNLINKING &&	\
 		uhci->frame_number + uhci->is_stopped != qh->unlink_frame)
 
-static void uhci_scan_qh(struct uhci_hcd *uhci, struct uhci_qh *qh,
-		struct pt_regs *regs)
+static void uhci_scan_qh(struct uhci_hcd *uhci, struct uhci_qh *qh)
 {
 	struct urb_priv *urbp;
 	struct urb *urb;
@@ -1347,7 +1346,7 @@ static void uhci_scan_qh(struct uhci_hcd *uhci, struct uhci_qh *qh,
 				return;
 		}
 
-		uhci_giveback_urb(uhci, qh, urb, regs);
+		uhci_giveback_urb(uhci, qh, urb);
 		if (status < 0 && qh->type != USB_ENDPOINT_XFER_ISOC)
 			break;
 	}
@@ -1372,7 +1371,7 @@ restart:
 				qh->is_stopped = 0;
 				return;
 			}
-			uhci_giveback_urb(uhci, qh, urb, regs);
+			uhci_giveback_urb(uhci, qh, urb);
 			goto restart;
 		}
 	}
@@ -1487,7 +1486,7 @@ done:
 /*
  * Process events in the schedule, but only in one thread at a time
  */
-static void uhci_scan_schedule(struct uhci_hcd *uhci, struct pt_regs *regs)
+static void uhci_scan_schedule(struct uhci_hcd *uhci)
 {
 	int i;
 	struct uhci_qh *qh;
@@ -1515,7 +1514,7 @@ rescan:
 					struct uhci_qh, node);
 
 			if (uhci_advance_check(uhci, qh)) {
-				uhci_scan_qh(uhci, qh, regs);
+				uhci_scan_qh(uhci, qh);
 				if (qh->state == QH_STATE_ACTIVE) {
 					uhci_urbp_wants_fsbr(uhci,
 	list_entry(qh->queue.next, struct urb_priv, node));
diff --git a/drivers/usb/image/mdc800.c b/drivers/usb/image/mdc800.c
index ca6305c1d64c..63a84bbc310d 100644
--- a/drivers/usb/image/mdc800.c
+++ b/drivers/usb/image/mdc800.c
@@ -280,7 +280,7 @@ static int mdc800_isReady (char *ch)
 /*
  * USB IRQ Handler for InputLine
  */
-static void mdc800_usb_irq (struct urb *urb, struct pt_regs *res)
+static void mdc800_usb_irq (struct urb *urb)
 {
 	int data_received=0, wake_up;
 	unsigned char* b=urb->transfer_buffer;
@@ -374,7 +374,7 @@ static int mdc800_usb_waitForIRQ (int mode, int msec)
 /*
  * The write_urb callback function
  */
-static void mdc800_usb_write_notify (struct urb *urb, struct pt_regs *res)
+static void mdc800_usb_write_notify (struct urb *urb)
 {
 	struct mdc800_data* mdc800=urb->context;
 
@@ -394,7 +394,7 @@ static void mdc800_usb_write_notify (struct urb *urb, struct pt_regs *res)
 /*
  * The download_urb callback function
  */
-static void mdc800_usb_download_notify (struct urb *urb, struct pt_regs *res)
+static void mdc800_usb_download_notify (struct urb *urb)
 {
 	struct mdc800_data* mdc800=urb->context;
 
diff --git a/drivers/usb/image/microtek.c b/drivers/usb/image/microtek.c
index 5f861331932a..3038ed0700d3 100644
--- a/drivers/usb/image/microtek.c
+++ b/drivers/usb/image/microtek.c
@@ -370,7 +370,7 @@ static int
 mts_scsi_queuecommand(struct scsi_cmnd *srb, mts_scsi_cmnd_callback callback);
 
 static void mts_transfer_cleanup( struct urb *transfer );
-static void mts_do_sg(struct urb * transfer, struct pt_regs *regs);
+static void mts_do_sg(struct urb * transfer);
 
 static inline
 void mts_int_submit_urb (struct urb* transfer,
@@ -417,7 +417,7 @@ static void mts_transfer_cleanup( struct urb *transfer )
 
 }
 
-static void mts_transfer_done( struct urb *transfer, struct pt_regs *regs )
+static void mts_transfer_done( struct urb *transfer )
 {
 	MTS_INT_INIT();
 
@@ -443,7 +443,7 @@ static void mts_get_status( struct urb *transfer )
 			   mts_transfer_done );
 }
 
-static void mts_data_done( struct urb* transfer, struct pt_regs *regs )
+static void mts_data_done( struct urb* transfer )
 /* Interrupt context! */
 {
 	MTS_INT_INIT();
@@ -460,7 +460,7 @@ static void mts_data_done( struct urb* transfer, struct pt_regs *regs )
 }
 
 
-static void mts_command_done( struct urb *transfer, struct pt_regs *regs )
+static void mts_command_done( struct urb *transfer )
 /* Interrupt context! */
 {
 	MTS_INT_INIT();
@@ -501,7 +501,7 @@ static void mts_command_done( struct urb *transfer, struct pt_regs *regs )
 	return;
 }
 
-static void mts_do_sg (struct urb* transfer, struct pt_regs *regs)
+static void mts_do_sg (struct urb* transfer)
 {
 	struct scatterlist * sg;
 	MTS_INT_INIT();
diff --git a/drivers/usb/input/acecad.c b/drivers/usb/input/acecad.c
index d83603ba40ae..0096373b5f98 100644
--- a/drivers/usb/input/acecad.c
+++ b/drivers/usb/input/acecad.c
@@ -58,7 +58,7 @@ struct usb_acecad {
 	dma_addr_t data_dma;
 };
 
-static void usb_acecad_irq(struct urb *urb, struct pt_regs *regs)
+static void usb_acecad_irq(struct urb *urb)
 {
 	struct usb_acecad *acecad = urb->context;
 	unsigned char *data = acecad->data;
diff --git a/drivers/usb/input/aiptek.c b/drivers/usb/input/aiptek.c
index b138dae2b055..bf428184608f 100644
--- a/drivers/usb/input/aiptek.c
+++ b/drivers/usb/input/aiptek.c
@@ -396,7 +396,7 @@ static int aiptek_convert_from_2s_complement(unsigned char c)
  * replaced with the input_sync() method (which emits EV_SYN.)
  */
 
-static void aiptek_irq(struct urb *urb, struct pt_regs *regs)
+static void aiptek_irq(struct urb *urb)
 {
 	struct aiptek *aiptek = urb->context;
 	unsigned char *data = aiptek->data;
@@ -442,8 +442,6 @@ static void aiptek_irq(struct urb *urb, struct pt_regs *regs)
 			aiptek->diagnostic =
 			    AIPTEK_DIAGNOSTIC_SENDING_RELATIVE_IN_ABSOLUTE;
 		} else {
-			input_regs(inputdev, regs);
-
 			x = aiptek_convert_from_2s_complement(data[2]);
 			y = aiptek_convert_from_2s_complement(data[3]);
 
@@ -488,8 +486,6 @@ static void aiptek_irq(struct urb *urb, struct pt_regs *regs)
 			    (aiptek->curSetting.pointerMode)) {
 				aiptek->diagnostic = AIPTEK_DIAGNOSTIC_TOOL_DISALLOWED;
 		} else {
-			input_regs(inputdev, regs);
-
 			x = le16_to_cpu(get_unaligned((__le16 *) (data + 1)));
 			y = le16_to_cpu(get_unaligned((__le16 *) (data + 3)));
 			z = le16_to_cpu(get_unaligned((__le16 *) (data + 6)));
@@ -568,7 +564,6 @@ static void aiptek_irq(struct urb *urb, struct pt_regs *regs)
 			(aiptek->curSetting.pointerMode)) {
 			aiptek->diagnostic = AIPTEK_DIAGNOSTIC_TOOL_DISALLOWED;
 		} else {
-			input_regs(inputdev, regs);
 			x = le16_to_cpu(get_unaligned((__le16 *) (data + 1)));
 			y = le16_to_cpu(get_unaligned((__le16 *) (data + 3)));
 
@@ -631,8 +626,6 @@ static void aiptek_irq(struct urb *urb, struct pt_regs *regs)
 		z = le16_to_cpu(get_unaligned((__le16 *) (data + 4)));
 
 		if (dv != 0) {
-			input_regs(inputdev, regs);
-
 			/* If we've not already sent a tool_button_?? code, do
 			 * so now. Then set FIRED_BIT so it won't be resent unless
 			 * the user forces FIRED_BIT off.
@@ -681,8 +674,6 @@ static void aiptek_irq(struct urb *urb, struct pt_regs *regs)
 		macro = data[3];
 
 		if (dv != 0) {
-			input_regs(inputdev, regs);
-
 			/* If we've not already sent a tool_button_?? code, do
 			 * so now. Then set FIRED_BIT so it won't be resent unless
 			 * the user forces FIRED_BIT off.
@@ -726,8 +717,6 @@ static void aiptek_irq(struct urb *urb, struct pt_regs *regs)
 	 */
 	else if (data[0] == 6) {
 		macro = le16_to_cpu(get_unaligned((__le16 *) (data + 1)));
-		input_regs(inputdev, regs);
-
 		if (macro > 0) {
 			input_report_key(inputdev, macroKeyEvents[macro - 1],
 					 0);
diff --git a/drivers/usb/input/appletouch.c b/drivers/usb/input/appletouch.c
index 0aa9cc2bfd69..4c213513484d 100644
--- a/drivers/usb/input/appletouch.c
+++ b/drivers/usb/input/appletouch.c
@@ -210,7 +210,7 @@ static inline void atp_report_fingers(struct input_dev *input, int fingers)
 	input_report_key(input, BTN_TOOL_TRIPLETAP, fingers > 2);
 }
 
-static void atp_complete(struct urb* urb, struct pt_regs* regs)
+static void atp_complete(struct urb* urb)
 {
 	int x, y, x_z, y_z, x_f, y_f;
 	int retval, i, j;
diff --git a/drivers/usb/input/ati_remote.c b/drivers/usb/input/ati_remote.c
index 3558d7ed99b9..f659f3028ad2 100644
--- a/drivers/usb/input/ati_remote.c
+++ b/drivers/usb/input/ati_remote.c
@@ -283,9 +283,9 @@ static void ati_remote_dump		(unsigned char *data, unsigned int actual_length);
 static int ati_remote_open		(struct input_dev *inputdev);
 static void ati_remote_close		(struct input_dev *inputdev);
 static int ati_remote_sendpacket	(struct ati_remote *ati_remote, u16 cmd, unsigned char *data);
-static void ati_remote_irq_out		(struct urb *urb, struct pt_regs *regs);
-static void ati_remote_irq_in		(struct urb *urb, struct pt_regs *regs);
-static void ati_remote_input_report	(struct urb *urb, struct pt_regs *regs);
+static void ati_remote_irq_out		(struct urb *urb);
+static void ati_remote_irq_in		(struct urb *urb);
+static void ati_remote_input_report	(struct urb *urb);
 static int ati_remote_initialize	(struct ati_remote *ati_remote);
 static int ati_remote_probe		(struct usb_interface *interface, const struct usb_device_id *id);
 static void ati_remote_disconnect	(struct usb_interface *interface);
@@ -344,7 +344,7 @@ static void ati_remote_close(struct input_dev *inputdev)
 /*
  *		ati_remote_irq_out
  */
-static void ati_remote_irq_out(struct urb *urb, struct pt_regs *regs)
+static void ati_remote_irq_out(struct urb *urb)
 {
 	struct ati_remote *ati_remote = urb->context;
 
@@ -453,7 +453,7 @@ static int ati_remote_compute_accel(struct ati_remote *ati_remote)
 /*
  *	ati_remote_report_input
  */
-static void ati_remote_input_report(struct urb *urb, struct pt_regs *regs)
+static void ati_remote_input_report(struct urb *urb)
 {
 	struct ati_remote *ati_remote = urb->context;
 	unsigned char *data= ati_remote->inbuf;
@@ -491,7 +491,6 @@ static void ati_remote_input_report(struct urb *urb, struct pt_regs *regs)
 		remote_num, data[1], data[2], index, ati_remote_tbl[index].code);
 
 	if (ati_remote_tbl[index].kind == KIND_LITERAL) {
-		input_regs(dev, regs);
 		input_event(dev, ati_remote_tbl[index].type,
 			ati_remote_tbl[index].code,
 			ati_remote_tbl[index].value);
@@ -520,7 +519,6 @@ static void ati_remote_input_report(struct urb *urb, struct pt_regs *regs)
 			return;
 
 
-		input_regs(dev, regs);
 		input_event(dev, ati_remote_tbl[index].type,
 			ati_remote_tbl[index].code, 1);
 		input_sync(dev);
@@ -537,7 +535,6 @@ static void ati_remote_input_report(struct urb *urb, struct pt_regs *regs)
 		 */
 		acc = ati_remote_compute_accel(ati_remote);
 
-		input_regs(dev, regs);
 		switch (ati_remote_tbl[index].kind) {
 		case KIND_ACCEL:
 			input_event(dev, ati_remote_tbl[index].type,
@@ -575,14 +572,14 @@ static void ati_remote_input_report(struct urb *urb, struct pt_regs *regs)
 /*
  *	ati_remote_irq_in
  */
-static void ati_remote_irq_in(struct urb *urb, struct pt_regs *regs)
+static void ati_remote_irq_in(struct urb *urb)
 {
 	struct ati_remote *ati_remote = urb->context;
 	int retval;
 
 	switch (urb->status) {
 	case 0:			/* success */
-		ati_remote_input_report(urb, regs);
+		ati_remote_input_report(urb);
 		break;
 	case -ECONNRESET:	/* unlink */
 	case -ENOENT:
diff --git a/drivers/usb/input/ati_remote2.c b/drivers/usb/input/ati_remote2.c
index ea71de81ca6b..f982a2b4a7f9 100644
--- a/drivers/usb/input/ati_remote2.c
+++ b/drivers/usb/input/ati_remote2.c
@@ -142,7 +142,7 @@ static void ati_remote2_close(struct input_dev *idev)
 	usb_kill_urb(ar2->urb[1]);
 }
 
-static void ati_remote2_input_mouse(struct ati_remote2 *ar2, struct pt_regs *regs)
+static void ati_remote2_input_mouse(struct ati_remote2 *ar2)
 {
 	struct input_dev *idev = ar2->idev;
 	u8 *data = ar2->buf[0];
@@ -157,7 +157,6 @@ static void ati_remote2_input_mouse(struct ati_remote2 *ar2, struct pt_regs *reg
 	if (!((1 << data[0]) & mode_mask))
 		return;
 
-	input_regs(idev, regs);
 	input_event(idev, EV_REL, REL_X, (s8) data[1]);
 	input_event(idev, EV_REL, REL_Y, (s8) data[2]);
 	input_sync(idev);
@@ -174,7 +173,7 @@ static int ati_remote2_lookup(unsigned int hw_code)
 	return -1;
 }
 
-static void ati_remote2_input_key(struct ati_remote2 *ar2, struct pt_regs *regs)
+static void ati_remote2_input_key(struct ati_remote2 *ar2)
 {
 	struct input_dev *idev = ar2->idev;
 	u8 *data = ar2->buf[1];
@@ -245,19 +244,18 @@ static void ati_remote2_input_key(struct ati_remote2 *ar2, struct pt_regs *regs)
 		return;
 	}
 
-	input_regs(idev, regs);
 	input_event(idev, EV_KEY, ati_remote2_key_table[index].key_code, data[1]);
 	input_sync(idev);
 }
 
-static void ati_remote2_complete_mouse(struct urb *urb, struct pt_regs *regs)
+static void ati_remote2_complete_mouse(struct urb *urb)
 {
 	struct ati_remote2 *ar2 = urb->context;
 	int r;
 
 	switch (urb->status) {
 	case 0:
-		ati_remote2_input_mouse(ar2, regs);
+		ati_remote2_input_mouse(ar2);
 		break;
 	case -ENOENT:
 	case -EILSEQ:
@@ -277,14 +275,14 @@ static void ati_remote2_complete_mouse(struct urb *urb, struct pt_regs *regs)
 			"%s(): usb_submit_urb() = %d\n", __FUNCTION__, r);
 }
 
-static void ati_remote2_complete_key(struct urb *urb, struct pt_regs *regs)
+static void ati_remote2_complete_key(struct urb *urb)
 {
 	struct ati_remote2 *ar2 = urb->context;
 	int r;
 
 	switch (urb->status) {
 	case 0:
-		ati_remote2_input_key(ar2, regs);
+		ati_remote2_input_key(ar2);
 		break;
 	case -ENOENT:
 	case -EILSEQ:
diff --git a/drivers/usb/input/hid-core.c b/drivers/usb/input/hid-core.c
index e0fd11605b43..a6738a83ff5b 100644
--- a/drivers/usb/input/hid-core.c
+++ b/drivers/usb/input/hid-core.c
@@ -780,13 +780,13 @@ static __inline__ int search(__s32 *array, __s32 value, unsigned n)
 	return -1;
 }
 
-static void hid_process_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value, int interrupt, struct pt_regs *regs)
+static void hid_process_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value, int interrupt)
 {
 	hid_dump_input(usage, value);
 	if (hid->claimed & HID_CLAIMED_INPUT)
-		hidinput_hid_event(hid, field, usage, value, regs);
+		hidinput_hid_event(hid, field, usage, value);
 	if (hid->claimed & HID_CLAIMED_HIDDEV && interrupt)
-		hiddev_hid_event(hid, field, usage, value, regs);
+		hiddev_hid_event(hid, field, usage, value);
 }
 
 /*
@@ -795,7 +795,7 @@ static void hid_process_event(struct hid_device *hid, struct hid_field *field, s
  * reporting to the layer).
  */
 
-static void hid_input_field(struct hid_device *hid, struct hid_field *field, __u8 *data, int interrupt, struct pt_regs *regs)
+static void hid_input_field(struct hid_device *hid, struct hid_field *field, __u8 *data, int interrupt)
 {
 	unsigned n;
 	unsigned count = field->report_count;
@@ -822,19 +822,19 @@ static void hid_input_field(struct hid_device *hid, struct hid_field *field, __u
 	for (n = 0; n < count; n++) {
 
 		if (HID_MAIN_ITEM_VARIABLE & field->flags) {
-			hid_process_event(hid, field, &field->usage[n], value[n], interrupt, regs);
+			hid_process_event(hid, field, &field->usage[n], value[n], interrupt);
 			continue;
 		}
 
 		if (field->value[n] >= min && field->value[n] <= max
 			&& field->usage[field->value[n] - min].hid
 			&& search(value, field->value[n], count))
-				hid_process_event(hid, field, &field->usage[field->value[n] - min], 0, interrupt, regs);
+				hid_process_event(hid, field, &field->usage[field->value[n] - min], 0, interrupt);
 
 		if (value[n] >= min && value[n] <= max
 			&& field->usage[value[n] - min].hid
 			&& search(field->value, value[n], count))
-				hid_process_event(hid, field, &field->usage[value[n] - min], 1, interrupt, regs);
+				hid_process_event(hid, field, &field->usage[value[n] - min], 1, interrupt);
 	}
 
 	memcpy(field->value, value, count * sizeof(__s32));
@@ -842,7 +842,7 @@ exit:
 	kfree(value);
 }
 
-static int hid_input_report(int type, struct urb *urb, int interrupt, struct pt_regs *regs)
+static int hid_input_report(int type, struct urb *urb, int interrupt)
 {
 	struct hid_device *hid = urb->context;
 	struct hid_report_enum *report_enum = hid->report_enum + type;
@@ -892,7 +892,7 @@ static int hid_input_report(int type, struct urb *urb, int interrupt, struct pt_
 		hiddev_report_event(hid, report);
 
 	for (n = 0; n < report->maxfield; n++)
-		hid_input_field(hid, report->field[n], data, interrupt, regs);
+		hid_input_field(hid, report->field[n], data, interrupt);
 
 	if (hid->claimed & HID_CLAIMED_INPUT)
 		hidinput_report_event(hid, report);
@@ -1004,7 +1004,7 @@ done:
  * Input interrupt completion handler.
  */
 
-static void hid_irq_in(struct urb *urb, struct pt_regs *regs)
+static void hid_irq_in(struct urb *urb)
 {
 	struct hid_device	*hid = urb->context;
 	int			status;
@@ -1012,7 +1012,7 @@ static void hid_irq_in(struct urb *urb, struct pt_regs *regs)
 	switch (urb->status) {
 		case 0:			/* success */
 			hid->retry_delay = 0;
-			hid_input_report(HID_INPUT_REPORT, urb, 1, regs);
+			hid_input_report(HID_INPUT_REPORT, urb, 1);
 			break;
 		case -ECONNRESET:	/* unlink */
 		case -ENOENT:
@@ -1193,7 +1193,7 @@ static int hid_submit_ctrl(struct hid_device *hid)
  * Output interrupt completion handler.
  */
 
-static void hid_irq_out(struct urb *urb, struct pt_regs *regs)
+static void hid_irq_out(struct urb *urb)
 {
 	struct hid_device *hid = urb->context;
 	unsigned long flags;
@@ -1238,7 +1238,7 @@ static void hid_irq_out(struct urb *urb, struct pt_regs *regs)
  * Control pipe completion handler.
  */
 
-static void hid_ctrl(struct urb *urb, struct pt_regs *regs)
+static void hid_ctrl(struct urb *urb)
 {
 	struct hid_device *hid = urb->context;
 	unsigned long flags;
@@ -1249,7 +1249,7 @@ static void hid_ctrl(struct urb *urb, struct pt_regs *regs)
 	switch (urb->status) {
 		case 0:			/* success */
 			if (hid->ctrl[hid->ctrltail].dir == USB_DIR_IN)
-				hid_input_report(hid->ctrl[hid->ctrltail].report->type, urb, 0, regs);
+				hid_input_report(hid->ctrl[hid->ctrltail].report->type, urb, 0);
 			break;
 		case -ESHUTDOWN:	/* unplug */
 			unplug = 1;
diff --git a/drivers/usb/input/hid-input.c b/drivers/usb/input/hid-input.c
index 4c62afbeb430..9a808a3b4d37 100644
--- a/drivers/usb/input/hid-input.c
+++ b/drivers/usb/input/hid-input.c
@@ -613,7 +613,7 @@ ignore:
 	return;
 }
 
-void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value, struct pt_regs *regs)
+void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value)
 {
 	struct input_dev *input;
 	int *quirks = &hid->quirks;
@@ -623,8 +623,6 @@ void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct
 
 	input = field->hidinput->input;
 
-	input_regs(input, regs);
-
 	if (!usage->type)
 		return;
 
diff --git a/drivers/usb/input/hid.h b/drivers/usb/input/hid.h
index b03fd9b075df..9b50effef758 100644
--- a/drivers/usb/input/hid.h
+++ b/drivers/usb/input/hid.h
@@ -499,13 +499,13 @@ struct hid_descriptor {
 /* Applications from HID Usage Tables 4/8/99 Version 1.1 */
 /* We ignore a few input applications that are not widely used */
 #define IS_INPUT_APPLICATION(a) (((a >= 0x00010000) && (a <= 0x00010008)) || (a == 0x00010080) || (a == 0x000c0001))
-extern void hidinput_hid_event(struct hid_device *, struct hid_field *, struct hid_usage *, __s32, struct pt_regs *regs);
+extern void hidinput_hid_event(struct hid_device *, struct hid_field *, struct hid_usage *, __s32);
 extern void hidinput_report_event(struct hid_device *hid, struct hid_report *report);
 extern int hidinput_connect(struct hid_device *);
 extern void hidinput_disconnect(struct hid_device *);
 #else
 #define IS_INPUT_APPLICATION(a) (0)
-static inline void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value, struct pt_regs *regs) { }
+static inline void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value) { }
 static inline void hidinput_report_event(struct hid_device *hid, struct hid_report *report) { }
 static inline int hidinput_connect(struct hid_device *hid) { return -ENODEV; }
 static inline void hidinput_disconnect(struct hid_device *hid) { }
diff --git a/drivers/usb/input/hiddev.c b/drivers/usb/input/hiddev.c
index a2b419d13740..7dc14d0cacc1 100644
--- a/drivers/usb/input/hiddev.c
+++ b/drivers/usb/input/hiddev.c
@@ -179,7 +179,7 @@ static void hiddev_send_event(struct hid_device *hid,
  * the interrupt pipe
  */
 void hiddev_hid_event(struct hid_device *hid, struct hid_field *field,
-		      struct hid_usage *usage, __s32 value, struct pt_regs *regs)
+		      struct hid_usage *usage, __s32 value)
 {
 	unsigned type = field->report_type;
 	struct hiddev_usage_ref uref;
diff --git a/drivers/usb/input/itmtouch.c b/drivers/usb/input/itmtouch.c
index f3e3080de5b5..aac968aab860 100644
--- a/drivers/usb/input/itmtouch.c
+++ b/drivers/usb/input/itmtouch.c
@@ -80,7 +80,7 @@ static struct usb_device_id itmtouch_ids [] = {
 	{ }
 };
 
-static void itmtouch_irq(struct urb *urb, struct pt_regs *regs)
+static void itmtouch_irq(struct urb *urb)
 {
 	struct itmtouch_dev *itmtouch = urb->context;
 	unsigned char *data = urb->transfer_buffer;
@@ -109,8 +109,6 @@ static void itmtouch_irq(struct urb *urb, struct pt_regs *regs)
 		goto exit;
 	}
 
-	input_regs(dev, regs);
-
 	/* if pressure has been released, then don't report X/Y */
 	if (!(data[7] & 0x20)) {
 		input_report_abs(dev, ABS_X, (data[0] & 0x1F) << 7 | (data[3] & 0x7F));
diff --git a/drivers/usb/input/kbtab.c b/drivers/usb/input/kbtab.c
index 604ade356ead..fedbcb127c21 100644
--- a/drivers/usb/input/kbtab.c
+++ b/drivers/usb/input/kbtab.c
@@ -41,7 +41,7 @@ struct kbtab {
 	char phys[32];
 };
 
-static void kbtab_irq(struct urb *urb, struct pt_regs *regs)
+static void kbtab_irq(struct urb *urb)
 {
 	struct kbtab *kbtab = urb->context;
 	unsigned char *data = kbtab->data;
diff --git a/drivers/usb/input/keyspan_remote.c b/drivers/usb/input/keyspan_remote.c
index a90359551575..50aa8108a50b 100644
--- a/drivers/usb/input/keyspan_remote.c
+++ b/drivers/usb/input/keyspan_remote.c
@@ -176,7 +176,7 @@ static int keyspan_load_tester(struct usb_keyspan* dev, int bits_needed)
 /*
  * Routine that handles all the logic needed to parse out the message from the remote.
  */
-static void keyspan_check_data(struct usb_keyspan *remote, struct pt_regs *regs)
+static void keyspan_check_data(struct usb_keyspan *remote)
 {
 	int i;
 	int found = 0;
@@ -311,7 +311,6 @@ static void keyspan_check_data(struct usb_keyspan *remote, struct pt_regs *regs)
 			__FUNCTION__, message.system, message.button, message.toggle);
 
 		if (message.toggle != remote->toggle) {
-			input_regs(remote->input, regs);
 			input_report_key(remote->input, keyspan_key_table[message.button], 1);
 			input_report_key(remote->input, keyspan_key_table[message.button], 0);
 			input_sync(remote->input);
@@ -361,7 +360,7 @@ static int keyspan_setup(struct usb_device* dev)
 /*
  * Routine used to handle a new message that has come in.
  */
-static void keyspan_irq_recv(struct urb *urb, struct pt_regs *regs)
+static void keyspan_irq_recv(struct urb *urb)
 {
 	struct usb_keyspan *dev = urb->context;
 	int retval;
@@ -385,7 +384,7 @@ static void keyspan_irq_recv(struct urb *urb, struct pt_regs *regs)
 	if (debug)
 		keyspan_print(dev);
 
-	keyspan_check_data(dev, regs);
+	keyspan_check_data(dev);
 
 resubmit:
 	retval = usb_submit_urb(urb, GFP_ATOMIC);
diff --git a/drivers/usb/input/mtouchusb.c b/drivers/usb/input/mtouchusb.c
index 5dce951f2751..79a85d46cb13 100644
--- a/drivers/usb/input/mtouchusb.c
+++ b/drivers/usb/input/mtouchusb.c
@@ -98,7 +98,7 @@ static struct usb_device_id mtouchusb_devices[] = {
 	{ }
 };
 
-static void mtouchusb_irq(struct urb *urb, struct pt_regs *regs)
+static void mtouchusb_irq(struct urb *urb)
 {
 	struct mtouch_usb *mtouch = urb->context;
 	int retval;
@@ -125,7 +125,6 @@ static void mtouchusb_irq(struct urb *urb, struct pt_regs *regs)
 		goto exit;
 	}
 
-	input_regs(mtouch->input, regs);
 	input_report_key(mtouch->input, BTN_TOUCH,
 			 MTOUCHUSB_GET_TOUCHED(mtouch->data));
 	input_report_abs(mtouch->input, ABS_X, MTOUCHUSB_GET_XC(mtouch->data));
diff --git a/drivers/usb/input/powermate.c b/drivers/usb/input/powermate.c
index f0f8db6810a2..0bf91778c40d 100644
--- a/drivers/usb/input/powermate.c
+++ b/drivers/usb/input/powermate.c
@@ -80,10 +80,10 @@ struct powermate_device {
 static char pm_name_powermate[] = "Griffin PowerMate";
 static char pm_name_soundknob[] = "Griffin SoundKnob";
 
-static void powermate_config_complete(struct urb *urb, struct pt_regs *regs);
+static void powermate_config_complete(struct urb *urb);
 
 /* Callback for data arriving from the PowerMate over the USB interrupt pipe */
-static void powermate_irq(struct urb *urb, struct pt_regs *regs)
+static void powermate_irq(struct urb *urb)
 {
 	struct powermate_device *pm = urb->context;
 	int retval;
@@ -104,7 +104,6 @@ static void powermate_irq(struct urb *urb, struct pt_regs *regs)
 	}
 
 	/* handle updates to device state */
-	input_regs(pm->input, regs);
 	input_report_key(pm->input, BTN_0, pm->data[0] & 0x01);
 	input_report_rel(pm->input, REL_DIAL, pm->data[1]);
 	input_sync(pm->input);
@@ -191,7 +190,7 @@ static void powermate_sync_state(struct powermate_device *pm)
 }
 
 /* Called when our asynchronous control message completes. We may need to issue another immediately */
-static void powermate_config_complete(struct urb *urb, struct pt_regs *regs)
+static void powermate_config_complete(struct urb *urb)
 {
 	struct powermate_device *pm = urb->context;
 	unsigned long flags;
diff --git a/drivers/usb/input/touchkitusb.c b/drivers/usb/input/touchkitusb.c
index 30b9f820e7a8..05c0d1ca39ab 100644
--- a/drivers/usb/input/touchkitusb.c
+++ b/drivers/usb/input/touchkitusb.c
@@ -92,8 +92,7 @@ static inline int touchkit_get_y(char *data)
 
 
 /* processes one input packet. */
-static void touchkit_process_pkt(struct touchkit_usb *touchkit,
-                                 struct pt_regs *regs, char *pkt)
+static void touchkit_process_pkt(struct touchkit_usb *touchkit, char *pkt)
 {
 	int x, y;
 
@@ -109,7 +108,6 @@ static void touchkit_process_pkt(struct touchkit_usb *touchkit,
 		y = touchkit_get_y(pkt);
 	}
 
-	input_regs(touchkit->input, regs);
 	input_report_key(touchkit->input, BTN_TOUCH, touchkit_get_touched(pkt));
 	input_report_abs(touchkit->input, ABS_X, x);
 	input_report_abs(touchkit->input, ABS_Y, y);
@@ -130,8 +128,7 @@ static int touchkit_get_pkt_len(char *buf)
 	return 0;
 }
 
-static void touchkit_process(struct touchkit_usb *touchkit, int len,
-                             struct pt_regs *regs)
+static void touchkit_process(struct touchkit_usb *touchkit, int len)
 {
 	char *buffer;
 	int pkt_len, buf_len, pos;
@@ -153,7 +150,7 @@ static void touchkit_process(struct touchkit_usb *touchkit, int len,
 		/* append, process */
 		tmp = pkt_len - touchkit->buf_len;
 		memcpy(touchkit->buffer + touchkit->buf_len, touchkit->data, tmp);
-		touchkit_process_pkt(touchkit, regs, touchkit->buffer);
+		touchkit_process_pkt(touchkit, touchkit->buffer);
 
 		buffer = touchkit->data + tmp;
 		buf_len = len - tmp;
@@ -181,7 +178,7 @@ static void touchkit_process(struct touchkit_usb *touchkit, int len,
 
 		/* full packet: process */
 		if (likely(pkt_len <= buf_len)) {
-			touchkit_process_pkt(touchkit, regs, buffer + pos);
+			touchkit_process_pkt(touchkit, buffer + pos);
 		} else {
 			/* incomplete packet: save in buffer */
 			memcpy(touchkit->buffer, buffer + pos, buf_len - pos);
@@ -192,7 +189,7 @@ static void touchkit_process(struct touchkit_usb *touchkit, int len,
 }
 
 
-static void touchkit_irq(struct urb *urb, struct pt_regs *regs)
+static void touchkit_irq(struct urb *urb)
 {
 	struct touchkit_usb *touchkit = urb->context;
 	int retval;
@@ -219,7 +216,7 @@ static void touchkit_irq(struct urb *urb, struct pt_regs *regs)
 		goto exit;
 	}
 
-	touchkit_process(touchkit, urb->actual_length, regs);
+	touchkit_process(touchkit, urb->actual_length);
 
 exit:
 	retval = usb_submit_urb(urb, GFP_ATOMIC);
diff --git a/drivers/usb/input/usbkbd.c b/drivers/usb/input/usbkbd.c
index 5067a6ae650f..c73285cf8558 100644
--- a/drivers/usb/input/usbkbd.c
+++ b/drivers/usb/input/usbkbd.c
@@ -80,7 +80,7 @@ struct usb_kbd {
 	dma_addr_t leds_dma;
 };
 
-static void usb_kbd_irq(struct urb *urb, struct pt_regs *regs)
+static void usb_kbd_irq(struct urb *urb)
 {
 	struct usb_kbd *kbd = urb->context;
 	int i;
@@ -97,8 +97,6 @@ static void usb_kbd_irq(struct urb *urb, struct pt_regs *regs)
 		goto resubmit;
 	}
 
-	input_regs(kbd->dev, regs);
-
 	for (i = 0; i < 8; i++)
 		input_report_key(kbd->dev, usb_kbd_keycode[i + 224], (kbd->new[0] >> i) & 1);
 
@@ -158,7 +156,7 @@ static int usb_kbd_event(struct input_dev *dev, unsigned int type,
 	return 0;
 }
 
-static void usb_kbd_led(struct urb *urb, struct pt_regs *regs)
+static void usb_kbd_led(struct urb *urb)
 {
 	struct usb_kbd *kbd = urb->context;
 
diff --git a/drivers/usb/input/usbmouse.c b/drivers/usb/input/usbmouse.c
index 0fb792be95ef..cbbbea332ed7 100644
--- a/drivers/usb/input/usbmouse.c
+++ b/drivers/usb/input/usbmouse.c
@@ -55,7 +55,7 @@ struct usb_mouse {
 	dma_addr_t data_dma;
 };
 
-static void usb_mouse_irq(struct urb *urb, struct pt_regs *regs)
+static void usb_mouse_irq(struct urb *urb)
 {
 	struct usb_mouse *mouse = urb->context;
 	signed char *data = mouse->data;
@@ -74,8 +74,6 @@ static void usb_mouse_irq(struct urb *urb, struct pt_regs *regs)
 		goto resubmit;
 	}
 
-	input_regs(dev, regs);
-
 	input_report_key(dev, BTN_LEFT,   data[0] & 0x01);
 	input_report_key(dev, BTN_RIGHT,  data[0] & 0x02);
 	input_report_key(dev, BTN_MIDDLE, data[0] & 0x04);
diff --git a/drivers/usb/input/usbtouchscreen.c b/drivers/usb/input/usbtouchscreen.c
index 923e22db18d4..f26c1cd1129f 100644
--- a/drivers/usb/input/usbtouchscreen.c
+++ b/drivers/usb/input/usbtouchscreen.c
@@ -61,7 +61,7 @@ struct usbtouch_device_info {
 	int rept_size;
 	int flags;
 
-	void (*process_pkt) (struct usbtouch_usb *usbtouch, struct pt_regs *regs, unsigned char *pkt, int len);
+	void (*process_pkt) (struct usbtouch_usb *usbtouch, unsigned char *pkt, int len);
 	int  (*get_pkt_len) (unsigned char *pkt, int len);
 	int  (*read_data)   (unsigned char *pkt, int *x, int *y, int *touch, int *press);
 	int  (*init)        (struct usbtouch_usb *usbtouch);
@@ -91,7 +91,6 @@ struct usbtouch_usb {
 
 #ifdef MULTI_PACKET
 static void usbtouch_process_multi(struct usbtouch_usb *usbtouch,
-                                   struct pt_regs *regs,
                                    unsigned char *pkt, int len);
 #endif
 
@@ -397,7 +396,7 @@ static struct usbtouch_device_info usbtouch_dev_info[] = {
  * Generic Part
  */
 static void usbtouch_process_pkt(struct usbtouch_usb *usbtouch,
-                                 struct pt_regs *regs, unsigned char *pkt, int len)
+                                 unsigned char *pkt, int len)
 {
 	int x, y, touch, press;
 	struct usbtouch_device_info *type = usbtouch->type;
@@ -405,7 +404,6 @@ static void usbtouch_process_pkt(struct usbtouch_usb *usbtouch,
 	if (!type->read_data(pkt, &x, &y, &touch, &press))
 			return;
 
-	input_regs(usbtouch->input, regs);
 	input_report_key(usbtouch->input, BTN_TOUCH, touch);
 
 	if (swap_xy) {
@@ -423,7 +421,6 @@ static void usbtouch_process_pkt(struct usbtouch_usb *usbtouch,
 
 #ifdef MULTI_PACKET
 static void usbtouch_process_multi(struct usbtouch_usb *usbtouch,
-                                   struct pt_regs *regs,
                                    unsigned char *pkt, int len)
 {
 	unsigned char *buffer;
@@ -460,7 +457,7 @@ static void usbtouch_process_multi(struct usbtouch_usb *usbtouch,
 		if (usbtouch->buf_len + tmp >= usbtouch->type->rept_size)
 			goto out_flush_buf;
 		memcpy(usbtouch->buffer + usbtouch->buf_len, pkt, tmp);
-		usbtouch_process_pkt(usbtouch, regs, usbtouch->buffer, pkt_len);
+		usbtouch_process_pkt(usbtouch, usbtouch->buffer, pkt_len);
 
 		buffer = pkt + tmp;
 		buf_len = len - tmp;
@@ -481,7 +478,7 @@ static void usbtouch_process_multi(struct usbtouch_usb *usbtouch,
 
 		/* full packet: process */
 		if (likely((pkt_len > 0) && (pkt_len <= buf_len - pos))) {
-			usbtouch_process_pkt(usbtouch, regs, buffer + pos, pkt_len);
+			usbtouch_process_pkt(usbtouch, buffer + pos, pkt_len);
 		} else {
 			/* incomplete packet: save in buffer */
 			memcpy(usbtouch->buffer, buffer + pos, buf_len - pos);
@@ -498,7 +495,7 @@ out_flush_buf:
 #endif
 
 
-static void usbtouch_irq(struct urb *urb, struct pt_regs *regs)
+static void usbtouch_irq(struct urb *urb)
 {
 	struct usbtouch_usb *usbtouch = urb->context;
 	int retval;
@@ -525,7 +522,7 @@ static void usbtouch_irq(struct urb *urb, struct pt_regs *regs)
 		goto exit;
 	}
 
-	usbtouch->type->process_pkt(usbtouch, regs, usbtouch->data, urb->actual_length);
+	usbtouch->type->process_pkt(usbtouch, usbtouch->data, urb->actual_length);
 
 exit:
 	retval = usb_submit_urb(urb, GFP_ATOMIC);
diff --git a/drivers/usb/input/wacom.h b/drivers/usb/input/wacom.h
index 832737b658cf..7b3840e378a8 100644
--- a/drivers/usb/input/wacom.h
+++ b/drivers/usb/input/wacom.h
@@ -106,16 +106,14 @@ struct wacom {
 struct wacom_combo {
 	struct wacom * wacom;
 	struct urb * urb;
-	struct pt_regs *regs;
 };
 
 extern int wacom_wac_irq(struct wacom_wac * wacom_wac, void * wcombo);
-extern void wacom_sys_irq(struct urb *urb, struct pt_regs *regs);
+extern void wacom_sys_irq(struct urb *urb);
 extern void wacom_report_abs(void *wcombo, unsigned int abs_type, int abs_data);
 extern void wacom_report_rel(void *wcombo, unsigned int rel_type, int rel_data);
 extern void wacom_report_key(void *wcombo, unsigned int key_type, int key_data);
 extern void wacom_input_event(void *wcombo, unsigned int type, unsigned int code, int value);
-extern void wacom_input_regs(void *wcombo);
 extern void wacom_input_sync(void *wcombo);
 extern void wacom_init_input_dev(struct input_dev *input_dev, struct wacom_wac *wacom_wac);
 extern void input_dev_g4(struct input_dev *input_dev, struct wacom_wac *wacom_wac);
diff --git a/drivers/usb/input/wacom_sys.c b/drivers/usb/input/wacom_sys.c
index 7c3b52bdd9d6..d233c37bd533 100644
--- a/drivers/usb/input/wacom_sys.c
+++ b/drivers/usb/input/wacom_sys.c
@@ -42,7 +42,7 @@ static struct input_dev * get_input_dev(struct wacom_combo *wcombo)
 	return wcombo->wacom->dev;
 }
 
-void wacom_sys_irq(struct urb *urb, struct pt_regs *regs)
+void wacom_sys_irq(struct urb *urb)
 {
 	struct wacom *wacom = urb->context;
 	struct wacom_combo wcombo;
@@ -65,7 +65,6 @@ void wacom_sys_irq(struct urb *urb, struct pt_regs *regs)
 
 	wcombo.wacom = wacom;
 	wcombo.urb = urb;
-	wcombo.regs = regs;
 
 	if (wacom_wac_irq(wacom->wacom_wac, (void *)&wcombo))
 		input_sync(get_input_dev(&wcombo));
@@ -115,12 +114,6 @@ __u16 wacom_le16_to_cpu(unsigned char *data)
 	return value;
 }
 
-void wacom_input_regs(void *wcombo)
-{
-	input_regs(get_input_dev((struct wacom_combo *)wcombo), ((struct wacom_combo *)wcombo)->regs);
-	return;
-}
-
 void wacom_input_sync(void *wcombo)
 {
 	input_sync(get_input_dev((struct wacom_combo *)wcombo));
diff --git a/drivers/usb/input/wacom_wac.c b/drivers/usb/input/wacom_wac.c
index 85d458c98b6e..aa31d22d4f05 100644
--- a/drivers/usb/input/wacom_wac.c
+++ b/drivers/usb/input/wacom_wac.c
@@ -20,7 +20,6 @@ static int wacom_penpartner_irq(struct wacom_wac *wacom, void *wcombo)
 
 	switch (data[0]) {
 		case 1:
-			wacom_input_regs(wcombo);
 			if (data[5] & 0x80) {
 				wacom->tool[0] = (data[5] & 0x20) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
 				wacom->id[0] = (data[5] & 0x20) ? ERASER_DEVICE_ID : STYLUS_DEVICE_ID;
@@ -39,7 +38,6 @@ static int wacom_penpartner_irq(struct wacom_wac *wacom, void *wcombo)
 			}
 			break;
 		case 2:
-			wacom_input_regs(wcombo);
 			wacom_report_key(wcombo, BTN_TOOL_PEN, 1);
 			wacom_report_abs(wcombo, ABS_MISC, STYLUS_DEVICE_ID); /* report tool id */
 			wacom_report_abs(wcombo, ABS_X, wacom_le16_to_cpu(&data[1]));
@@ -67,8 +65,6 @@ static int wacom_pl_irq(struct wacom_wac *wacom, void *wcombo)
 
 	prox = data[1] & 0x40;
 
-	wacom_input_regs(wcombo);
-
 	id = ERASER_DEVICE_ID;
 	if (prox) {
 
@@ -138,7 +134,6 @@ static int wacom_ptu_irq(struct wacom_wac *wacom, void *wcombo)
 		return 0;
 	}
 
-	wacom_input_regs(wcombo);
 	if (data[1] & 0x04) {
 		wacom_report_key(wcombo, BTN_TOOL_RUBBER, data[1] & 0x20);
 		wacom_report_key(wcombo, BTN_TOUCH, data[1] & 0x08);
@@ -167,8 +162,6 @@ static int wacom_graphire_irq(struct wacom_wac *wacom, void *wcombo)
 		return 0;
 	}
 
-	wacom_input_regs(wcombo);
-
 	id = STYLUS_DEVICE_ID;
 	if (data[1] & 0x10) { /* in prox */
 
@@ -369,8 +362,6 @@ static int wacom_intuos_irq(struct wacom_wac *wacom, void *wcombo)
                 return 0;
 	}
 
-	wacom_input_regs(wcombo);
-
 	/* tool number */
 	idx = data[1] & 0x01;
 
diff --git a/drivers/usb/input/xpad.c b/drivers/usb/input/xpad.c
index 9889b1cda05b..cebb6c463bfb 100644
--- a/drivers/usb/input/xpad.c
+++ b/drivers/usb/input/xpad.c
@@ -120,12 +120,10 @@ struct usb_xpad {
  *	 http://euc.jp/periphs/xbox-controller.ja.html
  */
 
-static void xpad_process_packet(struct usb_xpad *xpad, u16 cmd, unsigned char *data, struct pt_regs *regs)
+static void xpad_process_packet(struct usb_xpad *xpad, u16 cmd, unsigned char *data)
 {
 	struct input_dev *dev = xpad->dev;
 
-	input_regs(dev, regs);
-
 	/* left stick */
 	input_report_abs(dev, ABS_X, (__s16) (((__s16)data[13] << 8) | data[12]));
 	input_report_abs(dev, ABS_Y, (__s16) (((__s16)data[15] << 8) | data[14]));
@@ -161,7 +159,7 @@ static void xpad_process_packet(struct usb_xpad *xpad, u16 cmd, unsigned char *d
 	input_sync(dev);
 }
 
-static void xpad_irq_in(struct urb *urb, struct pt_regs *regs)
+static void xpad_irq_in(struct urb *urb)
 {
 	struct usb_xpad *xpad = urb->context;
 	int retval;
@@ -181,7 +179,7 @@ static void xpad_irq_in(struct urb *urb, struct pt_regs *regs)
 		goto exit;
 	}
 
-	xpad_process_packet(xpad, 0, xpad->idata, regs);
+	xpad_process_packet(xpad, 0, xpad->idata);
 
 exit:
 	retval = usb_submit_urb (urb, GFP_ATOMIC);
diff --git a/drivers/usb/input/yealink.c b/drivers/usb/input/yealink.c
index 7291e7a2717b..905bf6398257 100644
--- a/drivers/usb/input/yealink.c
+++ b/drivers/usb/input/yealink.c
@@ -233,11 +233,10 @@ static int map_p1k_to_key(int scancode)
  *
  * The key parameter can be cascaded: key2 << 8 | key1
  */
-static void report_key(struct yealink_dev *yld, int key, struct pt_regs *regs)
+static void report_key(struct yealink_dev *yld, int key)
 {
 	struct input_dev *idev = yld->idev;
 
-	input_regs(idev, regs);
 	if (yld->key_code >= 0) {
 		/* old key up */
 		input_report_key(idev, yld->key_code & 0xff, 0);
@@ -422,7 +421,7 @@ send_update:
  * error,start
  *
  */
-static void urb_irq_callback(struct urb *urb, struct pt_regs *regs)
+static void urb_irq_callback(struct urb *urb)
 {
 	struct yealink_dev *yld = urb->context;
 	int ret;
@@ -439,7 +438,7 @@ static void urb_irq_callback(struct urb *urb, struct pt_regs *regs)
 	case CMD_SCANCODE:
 		dbg("get scancode %x", yld->irq_data->data[0]);
 
-		report_key(yld, map_p1k_to_key(yld->irq_data->data[0]), regs);
+		report_key(yld, map_p1k_to_key(yld->irq_data->data[0]));
 		break;
 
 	default:
@@ -453,7 +452,7 @@ static void urb_irq_callback(struct urb *urb, struct pt_regs *regs)
 		err("%s - usb_submit_urb failed %d", __FUNCTION__, ret);
 }
 
-static void urb_ctl_callback(struct urb *urb, struct pt_regs *regs)
+static void urb_ctl_callback(struct urb *urb)
 {
 	struct yealink_dev *yld = urb->context;
 	int ret;
diff --git a/drivers/usb/misc/adutux.c b/drivers/usb/misc/adutux.c
index d3963199b6ec..aecd633fe9f6 100644
--- a/drivers/usb/misc/adutux.c
+++ b/drivers/usb/misc/adutux.c
@@ -177,7 +177,7 @@ static void adu_delete(struct adu_device *dev)
 	dbg(2, "%s : leave", __FUNCTION__);
 }
 
-static void adu_interrupt_in_callback(struct urb *urb, struct pt_regs *regs)
+static void adu_interrupt_in_callback(struct urb *urb)
 {
 	struct adu_device *dev = urb->context;
 
@@ -221,7 +221,7 @@ exit:
 	dbg(4," %s : leave, status %d", __FUNCTION__, urb->status);
 }
 
-static void adu_interrupt_out_callback(struct urb *urb, struct pt_regs *regs)
+static void adu_interrupt_out_callback(struct urb *urb)
 {
 	struct adu_device *dev = urb->context;
 
diff --git a/drivers/usb/misc/appledisplay.c b/drivers/usb/misc/appledisplay.c
index fc6cc147996f..6b23a1def9fe 100644
--- a/drivers/usb/misc/appledisplay.c
+++ b/drivers/usb/misc/appledisplay.c
@@ -84,7 +84,7 @@ struct appledisplay {
 static atomic_t count_displays = ATOMIC_INIT(0);
 static struct workqueue_struct *wq;
 
-static void appledisplay_complete(struct urb *urb, struct pt_regs *regs)
+static void appledisplay_complete(struct urb *urb)
 {
 	struct appledisplay *pdata = urb->context;
 	unsigned long flags;
diff --git a/drivers/usb/misc/auerswald.c b/drivers/usb/misc/auerswald.c
index 4fd2110b3411..0be9d62d62ae 100644
--- a/drivers/usb/misc/auerswald.c
+++ b/drivers/usb/misc/auerswald.c
@@ -267,7 +267,7 @@ typedef struct
 
 /*-------------------------------------------------------------------*/
 /* Forwards */
-static void auerswald_ctrlread_complete (struct urb * urb, struct pt_regs *regs);
+static void auerswald_ctrlread_complete (struct urb * urb);
 static void auerswald_removeservice (pauerswald_t cp, pauerscon_t scp);
 static struct usb_driver auerswald_driver;
 
@@ -277,7 +277,7 @@ static struct usb_driver auerswald_driver;
 /* --------------------------                                        */
 
 /* completion function for chained urbs */
-static void auerchain_complete (struct urb * urb, struct pt_regs *regs)
+static void auerchain_complete (struct urb * urb)
 {
 	unsigned long flags;
         int result;
@@ -296,7 +296,7 @@ static void auerchain_complete (struct urb * urb, struct pt_regs *regs)
            NOTE: this function may lead to more urbs submitted into the chain.
                  (no chain lock at calling complete()!)
                  acp->active != NULL is protecting us against recursion.*/
-        urb->complete (urb, regs);
+        urb->complete (urb);
 
         /* detach element from chain data structure */
 	spin_lock_irqsave (&acp->lock, flags);
@@ -331,7 +331,7 @@ static void auerchain_complete (struct urb * urb, struct pt_regs *regs)
                         urb->status = result;
                         dbg("auerchain_complete: usb_submit_urb with error code %d", result);
                         /* and do error handling via *this* completion function (recursive) */
-                        auerchain_complete( urb, NULL);
+                        auerchain_complete( urb);
                 }
         } else {
                 /* simple return without submitting a new urb.
@@ -408,7 +408,7 @@ static int auerchain_submit_urb_list (pauerchain_t acp, struct urb * urb, int ea
                         urb->status = result;
                         dbg("auerchain_submit_urb: usb_submit_urb with error code %d", result);
                         /* and do error handling via completion function */
-                        auerchain_complete( urb, NULL);
+                        auerchain_complete( urb);
                 }
         }
 
@@ -448,7 +448,7 @@ static int auerchain_unlink_urb (pauerchain_t acp, struct urb * urb)
                         spin_unlock_irqrestore (&acp->lock, flags);
                         dbg ("unlink waiting urb");
                         urb->status = -ENOENT;
-                        urb->complete (urb, NULL);
+                        urb->complete (urb);
                         return 0;
                 }
         }
@@ -505,7 +505,7 @@ static void auerchain_unlink_all (pauerchain_t acp)
                 spin_unlock_irqrestore (&acp->lock, flags);
                 dbg ("unlink waiting urb");
                 urbp->status = -ENOENT;
-                urbp->complete (urbp, NULL);
+                urbp->complete (urbp);
                 spin_lock_irqsave (&acp->lock, flags);
         }
         spin_unlock_irqrestore (&acp->lock, flags);
@@ -591,7 +591,7 @@ ac_fail:/* free the elements */
 
 
 /* completion handler for synchronous chained URBs */
-static void auerchain_blocking_completion (struct urb *urb, struct pt_regs *regs)
+static void auerchain_blocking_completion (struct urb *urb)
 {
 	pauerchain_chs_t pchs = (pauerchain_chs_t)urb->context;
 	pchs->done = 1;
@@ -846,7 +846,7 @@ static int auerswald_status_retry (int status)
 }
 
 /* Completion of asynchronous write block */
-static void auerchar_ctrlwrite_complete (struct urb * urb, struct pt_regs *regs)
+static void auerchar_ctrlwrite_complete (struct urb * urb)
 {
 	pauerbuf_t bp = (pauerbuf_t) urb->context;
 	pauerswald_t cp = ((pauerswald_t)((char *)(bp->list)-(unsigned long)(&((pauerswald_t)0)->bufctl)));
@@ -859,7 +859,7 @@ static void auerchar_ctrlwrite_complete (struct urb * urb, struct pt_regs *regs)
 }
 
 /* Completion handler for dummy retry packet */
-static void auerswald_ctrlread_wretcomplete (struct urb * urb, struct pt_regs *regs)
+static void auerswald_ctrlread_wretcomplete (struct urb * urb)
 {
         pauerbuf_t bp = (pauerbuf_t) urb->context;
         pauerswald_t cp;
@@ -893,12 +893,12 @@ static void auerswald_ctrlread_wretcomplete (struct urb * urb, struct pt_regs *r
         if (ret) {
         	dbg ("auerswald_ctrlread_complete: nonzero result of auerchain_submit_urb_list %d", ret);
         	bp->urbp->status = ret;
-        	auerswald_ctrlread_complete (bp->urbp, NULL);
+        	auerswald_ctrlread_complete (bp->urbp);
     	}
 }
 
 /* completion handler for receiving of control messages */
-static void auerswald_ctrlread_complete (struct urb * urb, struct pt_regs *regs)
+static void auerswald_ctrlread_complete (struct urb * urb)
 {
         unsigned int  serviceid;
         pauerswald_t  cp;
@@ -941,7 +941,7 @@ static void auerswald_ctrlread_complete (struct urb * urb, struct pt_regs *regs)
        		if (ret) {
                		dbg ("auerswald_ctrlread_complete: nonzero result of auerchain_submit_urb_list %d", ret);
                		bp->urbp->status = ret;
-               		auerswald_ctrlread_wretcomplete (bp->urbp, regs);
+               		auerswald_ctrlread_wretcomplete (bp->urbp);
 		}
                 return;
         }
@@ -970,7 +970,7 @@ static void auerswald_ctrlread_complete (struct urb * urb, struct pt_regs *regs)
    messages from the USB device.
 */
 /* int completion handler. */
-static void auerswald_int_complete (struct urb * urb, struct pt_regs *regs)
+static void auerswald_int_complete (struct urb * urb)
 {
         unsigned long flags;
         unsigned  int channelid;
@@ -1070,7 +1070,7 @@ static void auerswald_int_complete (struct urb * urb, struct pt_regs *regs)
         if (ret) {
                 dbg ("auerswald_int_complete: nonzero result of auerchain_submit_urb %d", ret);
                 bp->urbp->status = ret;
-                auerswald_ctrlread_complete( bp->urbp, NULL);
+                auerswald_ctrlread_complete( bp->urbp);
 		/* here applies the same problem as above: device locking! */
         }
 exit:
diff --git a/drivers/usb/misc/ftdi-elan.c b/drivers/usb/misc/ftdi-elan.c
index c6f2f488a40f..0eb26a26115b 100644
--- a/drivers/usb/misc/ftdi-elan.c
+++ b/drivers/usb/misc/ftdi-elan.c
@@ -758,7 +758,7 @@ static ssize_t ftdi_elan_read(struct file *file, char __user *buffer,
                 return bytes_read;
 }
 
-static void ftdi_elan_write_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void ftdi_elan_write_bulk_callback(struct urb *urb)
 {
         struct usb_ftdi *ftdi = (struct usb_ftdi *)urb->context;
         if (urb->status && !(urb->status == -ENOENT || urb->status ==
diff --git a/drivers/usb/misc/ldusb.c b/drivers/usb/misc/ldusb.c
index 10b640339d8d..788a11e6772f 100644
--- a/drivers/usb/misc/ldusb.c
+++ b/drivers/usb/misc/ldusb.c
@@ -212,7 +212,7 @@ static void ld_usb_delete(struct ld_usb *dev)
 /**
  *	ld_usb_interrupt_in_callback
  */
-static void ld_usb_interrupt_in_callback(struct urb *urb, struct pt_regs *regs)
+static void ld_usb_interrupt_in_callback(struct urb *urb)
 {
 	struct ld_usb *dev = urb->context;
 	size_t *actual_buffer;
@@ -264,7 +264,7 @@ exit:
 /**
  *	ld_usb_interrupt_out_callback
  */
-static void ld_usb_interrupt_out_callback(struct urb *urb, struct pt_regs *regs)
+static void ld_usb_interrupt_out_callback(struct urb *urb)
 {
 	struct ld_usb *dev = urb->context;
 
diff --git a/drivers/usb/misc/legousbtower.c b/drivers/usb/misc/legousbtower.c
index 77c36e63c7bf..27089497e717 100644
--- a/drivers/usb/misc/legousbtower.c
+++ b/drivers/usb/misc/legousbtower.c
@@ -248,8 +248,8 @@ static loff_t tower_llseek	(struct file *file, loff_t off, int whence);
 
 static void tower_abort_transfers (struct lego_usb_tower *dev);
 static void tower_check_for_read_packet (struct lego_usb_tower *dev);
-static void tower_interrupt_in_callback (struct urb *urb, struct pt_regs *regs);
-static void tower_interrupt_out_callback (struct urb *urb, struct pt_regs *regs);
+static void tower_interrupt_in_callback (struct urb *urb);
+static void tower_interrupt_out_callback (struct urb *urb);
 
 static int  tower_probe	(struct usb_interface *interface, const struct usb_device_id *id);
 static void tower_disconnect	(struct usb_interface *interface);
@@ -755,7 +755,7 @@ exit:
 /**
  *	tower_interrupt_in_callback
  */
-static void tower_interrupt_in_callback (struct urb *urb, struct pt_regs *regs)
+static void tower_interrupt_in_callback (struct urb *urb)
 {
 	struct lego_usb_tower *dev = (struct lego_usb_tower *)urb->context;
 	int retval;
@@ -811,7 +811,7 @@ exit:
 /**
  *	tower_interrupt_out_callback
  */
-static void tower_interrupt_out_callback (struct urb *urb, struct pt_regs *regs)
+static void tower_interrupt_out_callback (struct urb *urb)
 {
 	struct lego_usb_tower *dev = (struct lego_usb_tower *)urb->context;
 
diff --git a/drivers/usb/misc/phidgetkit.c b/drivers/usb/misc/phidgetkit.c
index 78e419904abf..abb4dcd811ac 100644
--- a/drivers/usb/misc/phidgetkit.c
+++ b/drivers/usb/misc/phidgetkit.c
@@ -300,7 +300,7 @@ out:
 
 static DEVICE_ATTR(lcd, S_IWUGO, NULL, enable_lcd_files);
 
-static void interfacekit_irq(struct urb *urb, struct pt_regs *regs)
+static void interfacekit_irq(struct urb *urb)
 {
 	struct interfacekit *kit = urb->context;
 	unsigned char *buffer = kit->data;
diff --git a/drivers/usb/misc/phidgetmotorcontrol.c b/drivers/usb/misc/phidgetmotorcontrol.c
index 6b59b620d616..5c780cab92e0 100644
--- a/drivers/usb/misc/phidgetmotorcontrol.c
+++ b/drivers/usb/misc/phidgetmotorcontrol.c
@@ -90,7 +90,7 @@ static int set_motor(struct motorcontrol *mc, int motor)
 	return retval < 0 ? retval : 0;
 }
 
-static void motorcontrol_irq(struct urb *urb, struct pt_regs *regs)
+static void motorcontrol_irq(struct urb *urb)
 {
 	struct motorcontrol *mc = urb->context;
 	unsigned char *buffer = mc->data;
diff --git a/drivers/usb/misc/sisusbvga/sisusb.c b/drivers/usb/misc/sisusbvga/sisusb.c
index a287836e39f1..b99ca9c79821 100644
--- a/drivers/usb/misc/sisusbvga/sisusb.c
+++ b/drivers/usb/misc/sisusbvga/sisusb.c
@@ -209,7 +209,7 @@ sisusb_free_outbuf(struct sisusb_usb_data *sisusb, int index)
 /* completion callback */
 
 static void
-sisusb_bulk_completeout(struct urb *urb, struct pt_regs *regs)
+sisusb_bulk_completeout(struct urb *urb)
 {
 	struct sisusb_urb_context *context = urb->context;
 	struct sisusb_usb_data *sisusb;
@@ -288,7 +288,7 @@ sisusb_bulkout_msg(struct sisusb_usb_data *sisusb, int index, unsigned int pipe,
 /* completion callback */
 
 static void
-sisusb_bulk_completein(struct urb *urb, struct pt_regs *regs)
+sisusb_bulk_completein(struct urb *urb)
 {
 	struct sisusb_usb_data *sisusb = urb->context;
 
diff --git a/drivers/usb/misc/usblcd.c b/drivers/usb/misc/usblcd.c
index dbaca9f1efad..ada2ebc464ae 100644
--- a/drivers/usb/misc/usblcd.c
+++ b/drivers/usb/misc/usblcd.c
@@ -165,7 +165,7 @@ static int lcd_ioctl(struct inode *inode, struct file *file, unsigned int cmd, u
 	return 0;
 }
 
-static void lcd_write_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void lcd_write_bulk_callback(struct urb *urb)
 {
 	struct usb_lcd *dev;
 
diff --git a/drivers/usb/misc/usbtest.c b/drivers/usb/misc/usbtest.c
index 983e104dd452..7c2cbdf81d20 100644
--- a/drivers/usb/misc/usbtest.c
+++ b/drivers/usb/misc/usbtest.c
@@ -198,7 +198,7 @@ found:
  * them with non-zero test data (or test for it) when appropriate.
  */
 
-static void simple_callback (struct urb *urb, struct pt_regs *regs)
+static void simple_callback (struct urb *urb)
 {
 	complete ((struct completion *) urb->context);
 }
@@ -730,7 +730,7 @@ struct subcase {
 	int			expected;
 };
 
-static void ctrl_complete (struct urb *urb, struct pt_regs *regs)
+static void ctrl_complete (struct urb *urb)
 {
 	struct ctrl_ctx		*ctx = urb->context;
 	struct usb_ctrlrequest	*reqp;
@@ -1035,7 +1035,7 @@ cleanup:
 
 /*-------------------------------------------------------------------------*/
 
-static void unlink1_callback (struct urb *urb, struct pt_regs *regs)
+static void unlink1_callback (struct urb *urb)
 {
 	int	status = urb->status;
 
@@ -1343,7 +1343,7 @@ struct iso_context {
 	struct usbtest_dev	*dev;
 };
 
-static void iso_callback (struct urb *urb, struct pt_regs *regs)
+static void iso_callback (struct urb *urb)
 {
 	struct iso_context	*ctx = urb->context;
 
diff --git a/drivers/usb/misc/uss720.c b/drivers/usb/misc/uss720.c
index 4081990b7d1a..7e8a0acd52ee 100644
--- a/drivers/usb/misc/uss720.c
+++ b/drivers/usb/misc/uss720.c
@@ -106,7 +106,7 @@ static void destroy_async(struct kref *kref)
 
 /* --------------------------------------------------------------------- */
 
-static void async_complete(struct urb *urb, struct pt_regs *ptregs)
+static void async_complete(struct urb *urb)
 {
 	struct uss720_async_request *rq;
 	struct parport *pp;
@@ -127,7 +127,7 @@ static void async_complete(struct urb *urb, struct pt_regs *ptregs)
 #endif
 		/* if nAck interrupts are enabled and we have an interrupt, call the interrupt procedure */
 		if (rq->reg[2] & rq->reg[1] & 0x10 && pp)
-			parport_generic_irq(0, pp, NULL);
+			parport_generic_irq(0, pp);
 	}
 	complete(&rq->compl);
 	kref_put(&rq->ref_count, destroy_async);
diff --git a/drivers/usb/net/asix.c b/drivers/usb/net/asix.c
index 9c0eacf7055c..c73dd224aa76 100644
--- a/drivers/usb/net/asix.c
+++ b/drivers/usb/net/asix.c
@@ -214,7 +214,7 @@ static int asix_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index,
 		USB_CTRL_SET_TIMEOUT);
 }
 
-static void asix_async_cmd_callback(struct urb *urb, struct pt_regs *regs)
+static void asix_async_cmd_callback(struct urb *urb)
 {
 	struct usb_ctrlrequest *req = (struct usb_ctrlrequest *)urb->context;
 
diff --git a/drivers/usb/net/catc.c b/drivers/usb/net/catc.c
index be5f5e142dd0..f740325abac4 100644
--- a/drivers/usb/net/catc.c
+++ b/drivers/usb/net/catc.c
@@ -223,7 +223,7 @@ struct catc {
  * Receive routines.
  */
 
-static void catc_rx_done(struct urb *urb, struct pt_regs *regs)
+static void catc_rx_done(struct urb *urb)
 {
 	struct catc *catc = urb->context;
 	u8 *pkt_start = urb->transfer_buffer;
@@ -289,7 +289,7 @@ static void catc_rx_done(struct urb *urb, struct pt_regs *regs)
 	}
 }
 
-static void catc_irq_done(struct urb *urb, struct pt_regs *regs)
+static void catc_irq_done(struct urb *urb)
 {
 	struct catc *catc = urb->context;
 	u8 *data = urb->transfer_buffer;
@@ -376,7 +376,7 @@ static void catc_tx_run(struct catc *catc)
 	catc->netdev->trans_start = jiffies;
 }
 
-static void catc_tx_done(struct urb *urb, struct pt_regs *regs)
+static void catc_tx_done(struct urb *urb)
 {
 	struct catc *catc = urb->context;
 	unsigned long flags;
@@ -486,7 +486,7 @@ static void catc_ctrl_run(struct catc *catc)
 		err("submit(ctrl_urb) status %d", status);
 }
 
-static void catc_ctrl_done(struct urb *urb, struct pt_regs *regs)
+static void catc_ctrl_done(struct urb *urb)
 {
 	struct catc *catc = urb->context;
 	struct ctrl_queue *q;
diff --git a/drivers/usb/net/gl620a.c b/drivers/usb/net/gl620a.c
index 3155f25f1d48..a3242be21959 100644
--- a/drivers/usb/net/gl620a.c
+++ b/drivers/usb/net/gl620a.c
@@ -106,7 +106,7 @@ static inline int gl_control_write(struct usbnet *dev, u8 request, u16 value)
 	return retval;
 }
 
-static void gl_interrupt_complete(struct urb *urb, struct pt_regs *regs)
+static void gl_interrupt_complete(struct urb *urb)
 {
 	int status = urb->status;
 
diff --git a/drivers/usb/net/kaweth.c b/drivers/usb/net/kaweth.c
index 544d41fe9b92..957d4ad316f9 100644
--- a/drivers/usb/net/kaweth.c
+++ b/drivers/usb/net/kaweth.c
@@ -475,7 +475,7 @@ static int kaweth_reset(struct kaweth_device *kaweth)
 	return result;
 }
 
-static void kaweth_usb_receive(struct urb *, struct pt_regs *regs);
+static void kaweth_usb_receive(struct urb *);
 static int kaweth_resubmit_rx_urb(struct kaweth_device *, gfp_t);
 
 /****************************************************************
@@ -500,7 +500,7 @@ static void kaweth_resubmit_int_urb(struct kaweth_device *kaweth, gfp_t mf)
 				kaweth->dev->devpath, status);
 }
 
-static void int_callback(struct urb *u, struct pt_regs *regs)
+static void int_callback(struct urb *u)
 {
 	struct kaweth_device *kaweth = u->context;
 	int act_state;
@@ -581,7 +581,7 @@ static void kaweth_async_set_rx_mode(struct kaweth_device *kaweth);
 /****************************************************************
  *     kaweth_usb_receive
  ****************************************************************/
-static void kaweth_usb_receive(struct urb *urb, struct pt_regs *regs)
+static void kaweth_usb_receive(struct urb *urb)
 {
 	struct kaweth_device *kaweth = urb->context;
 	struct net_device *net = kaweth->net;
@@ -725,7 +725,7 @@ static struct ethtool_ops ops = {
 /****************************************************************
  *     kaweth_usb_transmit_complete
  ****************************************************************/
-static void kaweth_usb_transmit_complete(struct urb *urb, struct pt_regs *regs)
+static void kaweth_usb_transmit_complete(struct urb *urb)
 {
 	struct kaweth_device *kaweth = urb->context;
 	struct sk_buff *skb = kaweth->tx_skb;
@@ -1154,7 +1154,7 @@ struct usb_api_data {
 /*-------------------------------------------------------------------*
  * completion handler for compatibility wrappers (sync control/bulk) *
  *-------------------------------------------------------------------*/
-static void usb_api_blocking_completion(struct urb *urb, struct pt_regs *regs)
+static void usb_api_blocking_completion(struct urb *urb)
 {
         struct usb_api_data *awd = (struct usb_api_data *)urb->context;
 
diff --git a/drivers/usb/net/net1080.c b/drivers/usb/net/net1080.c
index 301baa72bac7..ce00de8f13a1 100644
--- a/drivers/usb/net/net1080.c
+++ b/drivers/usb/net/net1080.c
@@ -368,7 +368,7 @@ static int net1080_check_connect(struct usbnet *dev)
 	return 0;
 }
 
-static void nc_flush_complete(struct urb *urb, struct pt_regs *regs)
+static void nc_flush_complete(struct urb *urb)
 {
 	kfree(urb->context);
 	usb_free_urb(urb);
diff --git a/drivers/usb/net/pegasus.c b/drivers/usb/net/pegasus.c
index 918cf5a77c08..33abbd2176b6 100644
--- a/drivers/usb/net/pegasus.c
+++ b/drivers/usb/net/pegasus.c
@@ -96,7 +96,7 @@ MODULE_DEVICE_TABLE(usb, pegasus_ids);
 
 static int update_eth_regs_async(pegasus_t *);
 /* Aargh!!! I _really_ hate such tweaks */
-static void ctrl_callback(struct urb *urb, struct pt_regs *regs)
+static void ctrl_callback(struct urb *urb)
 {
 	pegasus_t *pegasus = urb->context;
 
@@ -605,7 +605,7 @@ static inline struct sk_buff *pull_skb(pegasus_t * pegasus)
 	return NULL;
 }
 
-static void read_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void read_bulk_callback(struct urb *urb)
 {
 	pegasus_t *pegasus = urb->context;
 	struct net_device *net;
@@ -764,7 +764,7 @@ done:
 	spin_unlock_irqrestore(&pegasus->rx_pool_lock, flags);
 }
 
-static void write_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void write_bulk_callback(struct urb *urb)
 {
 	pegasus_t *pegasus = urb->context;
 	struct net_device *net = pegasus->net;
@@ -801,7 +801,7 @@ static void write_bulk_callback(struct urb *urb, struct pt_regs *regs)
 	netif_wake_queue(net);
 }
 
-static void intr_callback(struct urb *urb, struct pt_regs *regs)
+static void intr_callback(struct urb *urb)
 {
 	pegasus_t *pegasus = urb->context;
 	struct net_device *net;
@@ -1226,7 +1226,7 @@ static void pegasus_set_multicast(struct net_device *net)
 	}
 
 	pegasus->flags |= ETH_REGS_CHANGE;
-	ctrl_callback(pegasus->ctrl_urb, NULL);
+	ctrl_callback(pegasus->ctrl_urb);
 }
 
 static __u8 mii_phy_probe(pegasus_t * pegasus)
@@ -1433,11 +1433,11 @@ static int pegasus_resume (struct usb_interface *intf)
 	if (netif_running(pegasus->net)) {
 		pegasus->rx_urb->status = 0;
 		pegasus->rx_urb->actual_length = 0;
-		read_bulk_callback(pegasus->rx_urb, NULL);
+		read_bulk_callback(pegasus->rx_urb);
 
 		pegasus->intr_urb->status = 0;
 		pegasus->intr_urb->actual_length = 0;
-		intr_callback(pegasus->intr_urb, NULL);
+		intr_callback(pegasus->intr_urb);
 	}
 	queue_delayed_work(pegasus_workqueue, &pegasus->carrier_check,
 				CARRIER_CHECK_DELAY);
diff --git a/drivers/usb/net/rtl8150.c b/drivers/usb/net/rtl8150.c
index 2364c2099387..72171f94ded4 100644
--- a/drivers/usb/net/rtl8150.c
+++ b/drivers/usb/net/rtl8150.c
@@ -208,7 +208,7 @@ static int set_registers(rtl8150_t * dev, u16 indx, u16 size, void *data)
 			       indx, 0, data, size, 500);
 }
 
-static void ctrl_callback(struct urb *urb, struct pt_regs *regs)
+static void ctrl_callback(struct urb *urb)
 {
 	rtl8150_t *dev;
 
@@ -415,7 +415,7 @@ static inline struct sk_buff *pull_skb(rtl8150_t *dev)
 	return NULL;
 }
 
-static void read_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void read_bulk_callback(struct urb *urb)
 {
 	rtl8150_t *dev;
 	unsigned pkt_len, res;
@@ -525,7 +525,7 @@ tlsched:
 	tasklet_schedule(&dev->tl);
 }
 
-static void write_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void write_bulk_callback(struct urb *urb)
 {
 	rtl8150_t *dev;
 
@@ -541,7 +541,7 @@ static void write_bulk_callback(struct urb *urb, struct pt_regs *regs)
 	netif_wake_queue(dev->netdev);
 }
 
-static void intr_callback(struct urb *urb, struct pt_regs *regs)
+static void intr_callback(struct urb *urb)
 {
 	rtl8150_t *dev;
 	__u8 *d;
@@ -617,11 +617,11 @@ static int rtl8150_resume(struct usb_interface *intf)
 	if (netif_running(dev->netdev)) {
 		dev->rx_urb->status = 0;
 		dev->rx_urb->actual_length = 0;
-		read_bulk_callback(dev->rx_urb, NULL);
+		read_bulk_callback(dev->rx_urb);
 
 		dev->intr_urb->status = 0;
 		dev->intr_urb->actual_length = 0;
-		intr_callback(dev->intr_urb, NULL);
+		intr_callback(dev->intr_urb);
 	}
 	return 0;
 }
diff --git a/drivers/usb/net/usbnet.c b/drivers/usb/net/usbnet.c
index 98a522f1e264..24bd3486ee63 100644
--- a/drivers/usb/net/usbnet.c
+++ b/drivers/usb/net/usbnet.c
@@ -158,7 +158,7 @@ int usbnet_get_endpoints(struct usbnet *dev, struct usb_interface *intf)
 }
 EXPORT_SYMBOL_GPL(usbnet_get_endpoints);
 
-static void intr_complete (struct urb *urb, struct pt_regs *regs);
+static void intr_complete (struct urb *urb);
 
 static int init_status (struct usbnet *dev, struct usb_interface *intf)
 {
@@ -295,7 +295,7 @@ EXPORT_SYMBOL_GPL(usbnet_defer_kevent);
 
 /*-------------------------------------------------------------------------*/
 
-static void rx_complete (struct urb *urb, struct pt_regs *regs);
+static void rx_complete (struct urb *urb);
 
 static void rx_submit (struct usbnet *dev, struct urb *urb, gfp_t flags)
 {
@@ -383,7 +383,7 @@ error:
 
 /*-------------------------------------------------------------------------*/
 
-static void rx_complete (struct urb *urb, struct pt_regs *regs)
+static void rx_complete (struct urb *urb)
 {
 	struct sk_buff		*skb = (struct sk_buff *) urb->context;
 	struct skb_data		*entry = (struct skb_data *) skb->cb;
@@ -467,7 +467,7 @@ block:
 		devdbg (dev, "no read resubmitted");
 }
 
-static void intr_complete (struct urb *urb, struct pt_regs *regs)
+static void intr_complete (struct urb *urb)
 {
 	struct usbnet	*dev = urb->context;
 	int		status = urb->status;
@@ -797,7 +797,7 @@ kevent (void *data)
 
 /*-------------------------------------------------------------------------*/
 
-static void tx_complete (struct urb *urb, struct pt_regs *regs)
+static void tx_complete (struct urb *urb)
 {
 	struct sk_buff		*skb = (struct sk_buff *) urb->context;
 	struct skb_data		*entry = (struct skb_data *) skb->cb;
diff --git a/drivers/usb/serial/aircable.c b/drivers/usb/serial/aircable.c
index 2ccd9ded52a5..812275509137 100644
--- a/drivers/usb/serial/aircable.c
+++ b/drivers/usb/serial/aircable.c
@@ -403,7 +403,7 @@ static int aircable_write(struct usb_serial_port *port,
 
 }
 
-static void aircable_write_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void aircable_write_bulk_callback(struct urb *urb)
 {
 	struct usb_serial_port *port = urb->context;
 	int result;
@@ -444,7 +444,7 @@ static void aircable_write_bulk_callback(struct urb *urb, struct pt_regs *regs)
 	aircable_send(port);
 }
 
-static void aircable_read_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void aircable_read_bulk_callback(struct urb *urb)
 {
 	struct usb_serial_port *port = urb->context;
 	struct aircable_private *priv = usb_get_serial_port_data(port);
diff --git a/drivers/usb/serial/airprime.c b/drivers/usb/serial/airprime.c
index 6e1a84a858d4..2c19f19b255c 100644
--- a/drivers/usb/serial/airprime.c
+++ b/drivers/usb/serial/airprime.c
@@ -46,7 +46,7 @@ struct airprime_private {
 	struct urb *read_urbp[NUM_READ_URBS];
 };
 
-static void airprime_read_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void airprime_read_bulk_callback(struct urb *urb)
 {
 	struct usb_serial_port *port = urb->context;
 	unsigned char *data = urb->transfer_buffer;
@@ -80,7 +80,7 @@ static void airprime_read_bulk_callback(struct urb *urb, struct pt_regs *regs)
 	return;
 }
 
-static void airprime_write_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void airprime_write_bulk_callback(struct urb *urb)
 {
 	struct usb_serial_port *port = urb->context;
 	struct airprime_private *priv = usb_get_serial_port_data(port);
diff --git a/drivers/usb/serial/belkin_sa.c b/drivers/usb/serial/belkin_sa.c
index 70ece9e01ce4..8835bb58ca9b 100644
--- a/drivers/usb/serial/belkin_sa.c
+++ b/drivers/usb/serial/belkin_sa.c
@@ -91,7 +91,7 @@ static int  belkin_sa_startup		(struct usb_serial *serial);
 static void belkin_sa_shutdown		(struct usb_serial *serial);
 static int  belkin_sa_open		(struct usb_serial_port *port, struct file *filp);
 static void belkin_sa_close		(struct usb_serial_port *port, struct file *filp);
-static void belkin_sa_read_int_callback (struct urb *urb, struct pt_regs *regs);
+static void belkin_sa_read_int_callback (struct urb *urb);
 static void belkin_sa_set_termios	(struct usb_serial_port *port, struct termios * old);
 static int  belkin_sa_ioctl		(struct usb_serial_port *port, struct file * file, unsigned int cmd, unsigned long arg);
 static void belkin_sa_break_ctl		(struct usb_serial_port *port, int break_state );
@@ -248,7 +248,7 @@ static void belkin_sa_close (struct usb_serial_port *port, struct file *filp)
 } /* belkin_sa_close */
 
 
-static void belkin_sa_read_int_callback (struct urb *urb, struct pt_regs *regs)
+static void belkin_sa_read_int_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct belkin_sa_private *priv;
diff --git a/drivers/usb/serial/cyberjack.c b/drivers/usb/serial/cyberjack.c
index d954ec34b018..a63c3286caa0 100644
--- a/drivers/usb/serial/cyberjack.c
+++ b/drivers/usb/serial/cyberjack.c
@@ -63,9 +63,9 @@ static int  cyberjack_open (struct usb_serial_port *port, struct file *filp);
 static void cyberjack_close (struct usb_serial_port *port, struct file *filp);
 static int cyberjack_write (struct usb_serial_port *port, const unsigned char *buf, int count);
 static int cyberjack_write_room( struct usb_serial_port *port );
-static void cyberjack_read_int_callback (struct urb *urb, struct pt_regs *regs);
-static void cyberjack_read_bulk_callback (struct urb *urb, struct pt_regs *regs);
-static void cyberjack_write_bulk_callback (struct urb *urb, struct pt_regs *regs);
+static void cyberjack_read_int_callback (struct urb *urb);
+static void cyberjack_read_bulk_callback (struct urb *urb);
+static void cyberjack_write_bulk_callback (struct urb *urb);
 
 static struct usb_device_id id_table [] = {
 	{ USB_DEVICE(CYBERJACK_VENDOR_ID, CYBERJACK_PRODUCT_ID) },
@@ -299,7 +299,7 @@ static int cyberjack_write_room( struct usb_serial_port *port )
 	return CYBERJACK_LOCAL_BUF_SIZE;
 }
 
-static void cyberjack_read_int_callback( struct urb *urb, struct pt_regs *regs )
+static void cyberjack_read_int_callback( struct urb *urb )
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct cyberjack_private *priv = usb_get_serial_port_data(port);
@@ -356,7 +356,7 @@ resubmit:
 	dbg("%s - usb_submit_urb(int urb)", __FUNCTION__);
 }
 
-static void cyberjack_read_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void cyberjack_read_bulk_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct cyberjack_private *priv = usb_get_serial_port_data(port);
@@ -406,7 +406,7 @@ static void cyberjack_read_bulk_callback (struct urb *urb, struct pt_regs *regs)
 	}
 }
 
-static void cyberjack_write_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void cyberjack_write_bulk_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct cyberjack_private *priv = usb_get_serial_port_data(port);
diff --git a/drivers/usb/serial/cypress_m8.c b/drivers/usb/serial/cypress_m8.c
index e1173c1aee37..f2e89a083659 100644
--- a/drivers/usb/serial/cypress_m8.c
+++ b/drivers/usb/serial/cypress_m8.c
@@ -172,8 +172,8 @@ static int  cypress_chars_in_buffer	(struct usb_serial_port *port);
 static void cypress_throttle		(struct usb_serial_port *port);
 static void cypress_unthrottle		(struct usb_serial_port *port);
 static void cypress_set_dead		(struct usb_serial_port *port);
-static void cypress_read_int_callback	(struct urb *urb, struct pt_regs *regs);
-static void cypress_write_int_callback	(struct urb *urb, struct pt_regs *regs);
+static void cypress_read_int_callback	(struct urb *urb);
+static void cypress_write_int_callback	(struct urb *urb);
 /* baud helper functions */
 static int	 mask_to_rate		(unsigned mask);
 static unsigned  rate_to_mask		(int rate);
@@ -1275,7 +1275,7 @@ static void cypress_unthrottle (struct usb_serial_port *port)
 }
 
 
-static void cypress_read_int_callback(struct urb *urb, struct pt_regs *regs)
+static void cypress_read_int_callback(struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct cypress_private *priv = usb_get_serial_port_data(port);
@@ -1426,7 +1426,7 @@ continue_read:
 } /* cypress_read_int_callback */
 
 
-static void cypress_write_int_callback(struct urb *urb, struct pt_regs *regs)
+static void cypress_write_int_callback(struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct cypress_private *priv = usb_get_serial_port_data(port);
diff --git a/drivers/usb/serial/digi_acceleport.c b/drivers/usb/serial/digi_acceleport.c
index 9b225183fc7a..bdb58100fc1d 100644
--- a/drivers/usb/serial/digi_acceleport.c
+++ b/drivers/usb/serial/digi_acceleport.c
@@ -456,7 +456,7 @@ static int digi_tiocmget( struct usb_serial_port *port, struct file *file );
 static int digi_tiocmset( struct usb_serial_port *port, struct file *file,
 	unsigned int set, unsigned int clear );
 static int digi_write( struct usb_serial_port *port, const unsigned char *buf, int count );
-static void digi_write_bulk_callback( struct urb *urb, struct pt_regs *regs );
+static void digi_write_bulk_callback( struct urb *urb );
 static int digi_write_room( struct usb_serial_port *port );
 static int digi_chars_in_buffer( struct usb_serial_port *port );
 static int digi_open( struct usb_serial_port *port, struct file *filp );
@@ -464,7 +464,7 @@ static void digi_close( struct usb_serial_port *port, struct file *filp );
 static int digi_startup_device( struct usb_serial *serial );
 static int digi_startup( struct usb_serial *serial );
 static void digi_shutdown( struct usb_serial *serial );
-static void digi_read_bulk_callback( struct urb *urb, struct pt_regs *regs );
+static void digi_read_bulk_callback( struct urb *urb );
 static int digi_read_inb_callback( struct urb *urb );
 static int digi_read_oob_callback( struct urb *urb );
 
@@ -1336,7 +1336,7 @@ dbg( "digi_write: returning %d", ret );
 } 
 
 
-static void digi_write_bulk_callback( struct urb *urb, struct pt_regs *regs )
+static void digi_write_bulk_callback( struct urb *urb )
 {
 
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
@@ -1754,7 +1754,7 @@ dbg( "digi_shutdown: TOP, in_interrupt()=%ld", in_interrupt() );
 }
 
 
-static void digi_read_bulk_callback( struct urb *urb, struct pt_regs *regs )
+static void digi_read_bulk_callback( struct urb *urb )
 {
 
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
diff --git a/drivers/usb/serial/empeg.c b/drivers/usb/serial/empeg.c
index daafe405d86d..4ce10a831953 100644
--- a/drivers/usb/serial/empeg.c
+++ b/drivers/usb/serial/empeg.c
@@ -93,8 +93,8 @@ static int  empeg_ioctl			(struct usb_serial_port *port,
 					unsigned int cmd,
 					unsigned long arg);
 static void empeg_set_termios		(struct usb_serial_port *port, struct termios *old_termios);
-static void empeg_write_bulk_callback	(struct urb *urb, struct pt_regs *regs);
-static void empeg_read_bulk_callback	(struct urb *urb, struct pt_regs *regs);
+static void empeg_write_bulk_callback	(struct urb *urb);
+static void empeg_read_bulk_callback	(struct urb *urb);
 
 static struct usb_device_id id_table [] = {
 	{ USB_DEVICE(EMPEG_VENDOR_ID, EMPEG_PRODUCT_ID) },
@@ -323,7 +323,7 @@ static int empeg_chars_in_buffer (struct usb_serial_port *port)
 }
 
 
-static void empeg_write_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void empeg_write_bulk_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 
@@ -338,7 +338,7 @@ static void empeg_write_bulk_callback (struct urb *urb, struct pt_regs *regs)
 }
 
 
-static void empeg_read_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void empeg_read_bulk_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct tty_struct *tty;
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index e774a27c6c98..d3dc1a15ec6c 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -589,8 +589,8 @@ static void ftdi_close			(struct usb_serial_port *port, struct file *filp);
 static int  ftdi_write			(struct usb_serial_port *port, const unsigned char *buf, int count);
 static int  ftdi_write_room		(struct usb_serial_port *port);
 static int  ftdi_chars_in_buffer	(struct usb_serial_port *port);
-static void ftdi_write_bulk_callback	(struct urb *urb, struct pt_regs *regs);
-static void ftdi_read_bulk_callback	(struct urb *urb, struct pt_regs *regs);
+static void ftdi_write_bulk_callback	(struct urb *urb);
+static void ftdi_read_bulk_callback	(struct urb *urb);
 static void ftdi_process_read		(void *param);
 static void ftdi_set_termios		(struct usb_serial_port *port, struct termios * old);
 static int  ftdi_tiocmget               (struct usb_serial_port *port, struct file *file);
@@ -1508,7 +1508,7 @@ static int ftdi_write (struct usb_serial_port *port,
 
 /* This function may get called when the device is closed */
 
-static void ftdi_write_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void ftdi_write_bulk_callback (struct urb *urb)
 {
 	unsigned long flags;
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
@@ -1591,7 +1591,7 @@ static int ftdi_chars_in_buffer (struct usb_serial_port *port)
 
 
 
-static void ftdi_read_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void ftdi_read_bulk_callback (struct urb *urb)
 { /* ftdi_read_bulk_callback */
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct tty_struct *tty;
diff --git a/drivers/usb/serial/garmin_gps.c b/drivers/usb/serial/garmin_gps.c
index 4b1196a8b09e..4543152a9966 100644
--- a/drivers/usb/serial/garmin_gps.c
+++ b/drivers/usb/serial/garmin_gps.c
@@ -1031,7 +1031,7 @@ static void garmin_close (struct usb_serial_port *port, struct file * filp)
 }
 
 
-static void garmin_write_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void garmin_write_bulk_callback (struct urb *urb)
 {
 	unsigned long flags;
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
@@ -1274,7 +1274,7 @@ static void garmin_read_process(struct garmin_data * garmin_data_p,
 }
 
 
-static void garmin_read_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void garmin_read_bulk_callback (struct urb *urb)
 {
 	unsigned long flags;
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
@@ -1330,7 +1330,7 @@ static void garmin_read_bulk_callback (struct urb *urb, struct pt_regs *regs)
 }
 
 
-static void garmin_read_int_callback (struct urb *urb, struct pt_regs *regs)
+static void garmin_read_int_callback (struct urb *urb)
 {
 	unsigned long flags;
 	int status;
diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c
index 21cbaa0fb96b..36042937e77f 100644
--- a/drivers/usb/serial/generic.c
+++ b/drivers/usb/serial/generic.c
@@ -248,7 +248,7 @@ int usb_serial_generic_chars_in_buffer (struct usb_serial_port *port)
 	return (chars);
 }
 
-void usb_serial_generic_read_bulk_callback (struct urb *urb, struct pt_regs *regs)
+void usb_serial_generic_read_bulk_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct usb_serial *serial = port->serial;
@@ -287,7 +287,7 @@ void usb_serial_generic_read_bulk_callback (struct urb *urb, struct pt_regs *reg
 }
 EXPORT_SYMBOL_GPL(usb_serial_generic_read_bulk_callback);
 
-void usb_serial_generic_write_bulk_callback (struct urb *urb, struct pt_regs *regs)
+void usb_serial_generic_write_bulk_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 
diff --git a/drivers/usb/serial/io_edgeport.c b/drivers/usb/serial/io_edgeport.c
index c49976c3ad52..91bd3014ef1e 100644
--- a/drivers/usb/serial/io_edgeport.c
+++ b/drivers/usb/serial/io_edgeport.c
@@ -216,10 +216,10 @@ static int CmdUrbs = 0;		/* Number of outstanding Command Write Urbs */
 /* local function prototypes */
 
 /* function prototypes for all URB callbacks */
-static void edge_interrupt_callback	(struct urb *urb, struct pt_regs *regs);
-static void edge_bulk_in_callback	(struct urb *urb, struct pt_regs *regs);
-static void edge_bulk_out_data_callback	(struct urb *urb, struct pt_regs *regs);
-static void edge_bulk_out_cmd_callback	(struct urb *urb, struct pt_regs *regs);
+static void edge_interrupt_callback	(struct urb *urb);
+static void edge_bulk_in_callback	(struct urb *urb);
+static void edge_bulk_out_data_callback	(struct urb *urb);
+static void edge_bulk_out_cmd_callback	(struct urb *urb);
 
 /* function prototypes for the usbserial callbacks */
 static int  edge_open			(struct usb_serial_port *port, struct file *filp);
@@ -534,7 +534,7 @@ static void get_product_info(struct edgeport_serial *edge_serial)
  *	this is the callback function for when we have received data on the 
  *	interrupt endpoint.
  *****************************************************************************/
-static void edge_interrupt_callback (struct urb *urb, struct pt_regs *regs)
+static void edge_interrupt_callback (struct urb *urb)
 {
 	struct edgeport_serial	*edge_serial = (struct edgeport_serial *)urb->context;
 	struct edgeport_port *edge_port;
@@ -631,7 +631,7 @@ exit:
  *	this is the callback function for when we have received data on the 
  *	bulk in endpoint.
  *****************************************************************************/
-static void edge_bulk_in_callback (struct urb *urb, struct pt_regs *regs)
+static void edge_bulk_in_callback (struct urb *urb)
 {
 	struct edgeport_serial	*edge_serial = (struct edgeport_serial *)urb->context;
 	unsigned char		*data = urb->transfer_buffer;
@@ -687,7 +687,7 @@ static void edge_bulk_in_callback (struct urb *urb, struct pt_regs *regs)
  *	this is the callback function for when we have finished sending serial data
  *	on the bulk out endpoint.
  *****************************************************************************/
-static void edge_bulk_out_data_callback (struct urb *urb, struct pt_regs *regs)
+static void edge_bulk_out_data_callback (struct urb *urb)
 {
 	struct edgeport_port *edge_port = (struct edgeport_port *)urb->context;
 	struct tty_struct *tty;
@@ -718,7 +718,7 @@ static void edge_bulk_out_data_callback (struct urb *urb, struct pt_regs *regs)
  *	this is the callback function for when we have finished sending a command
  *	on the bulk out endpoint.
  *****************************************************************************/
-static void edge_bulk_out_cmd_callback (struct urb *urb, struct pt_regs *regs)
+static void edge_bulk_out_cmd_callback (struct urb *urb)
 {
 	struct edgeport_port *edge_port = (struct edgeport_port *)urb->context;
 	struct tty_struct *tty;
diff --git a/drivers/usb/serial/io_ti.c b/drivers/usb/serial/io_ti.c
index 17c5b1d2311a..ee0c921e1520 100644
--- a/drivers/usb/serial/io_ti.c
+++ b/drivers/usb/serial/io_ti.c
@@ -1697,7 +1697,7 @@ static void handle_new_lsr (struct edgeport_port *edge_port, int lsr_data, __u8
 }
 
 
-static void edge_interrupt_callback (struct urb *urb, struct pt_regs *regs)
+static void edge_interrupt_callback (struct urb *urb)
 {
 	struct edgeport_serial *edge_serial = (struct edgeport_serial *)urb->context;
 	struct usb_serial_port *port;
@@ -1787,7 +1787,7 @@ exit:
 			 __FUNCTION__, status);
 }
 
-static void edge_bulk_in_callback (struct urb *urb, struct pt_regs *regs)
+static void edge_bulk_in_callback (struct urb *urb)
 {
 	struct edgeport_port *edge_port = (struct edgeport_port *)urb->context;
 	unsigned char *data = urb->transfer_buffer;
@@ -1879,7 +1879,7 @@ static void edge_tty_recv(struct device *dev, struct tty_struct *tty, unsigned c
 	tty_flip_buffer_push(tty);
 }
 
-static void edge_bulk_out_callback (struct urb *urb, struct pt_regs *regs)
+static void edge_bulk_out_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct edgeport_port *edge_port = usb_get_serial_port_data(port);
diff --git a/drivers/usb/serial/ipaq.c b/drivers/usb/serial/ipaq.c
index cbc725a6c58e..6238aff1e772 100644
--- a/drivers/usb/serial/ipaq.c
+++ b/drivers/usb/serial/ipaq.c
@@ -83,8 +83,8 @@ static int ipaq_write(struct usb_serial_port *port, const unsigned char *buf,
 static int ipaq_write_bulk(struct usb_serial_port *port, const unsigned char *buf,
 			   int count);
 static void ipaq_write_gather(struct usb_serial_port *port);
-static void ipaq_read_bulk_callback (struct urb *urb, struct pt_regs *regs);
-static void ipaq_write_bulk_callback(struct urb *urb, struct pt_regs *regs);
+static void ipaq_read_bulk_callback (struct urb *urb);
+static void ipaq_write_bulk_callback(struct urb *urb);
 static int ipaq_write_room(struct usb_serial_port *port);
 static int ipaq_chars_in_buffer(struct usb_serial_port *port);
 static void ipaq_destroy_lists(struct usb_serial_port *port);
@@ -721,7 +721,7 @@ static void ipaq_close(struct usb_serial_port *port, struct file *filp)
 	/* info ("Bytes In = %d  Bytes Out = %d", bytes_in, bytes_out); */
 }
 
-static void ipaq_read_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void ipaq_read_bulk_callback(struct urb *urb)
 {
 	struct usb_serial_port	*port = (struct usb_serial_port *)urb->context;
 	struct tty_struct	*tty;
@@ -859,7 +859,7 @@ static void ipaq_write_gather(struct usb_serial_port *port)
 	return;
 }
 
-static void ipaq_write_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void ipaq_write_bulk_callback(struct urb *urb)
 {
 	struct usb_serial_port	*port = (struct usb_serial_port *)urb->context;
 	struct ipaq_private	*priv = usb_get_serial_port_data(port);
diff --git a/drivers/usb/serial/ipw.c b/drivers/usb/serial/ipw.c
index 812bc213a963..2a4bb66691ad 100644
--- a/drivers/usb/serial/ipw.c
+++ b/drivers/usb/serial/ipw.c
@@ -161,7 +161,7 @@ static struct usb_driver usb_ipw_driver = {
 
 static int debug;
 
-static void ipw_read_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void ipw_read_bulk_callback(struct urb *urb)
 {
 	struct usb_serial_port *port = urb->context;
 	unsigned char *data = urb->transfer_buffer;
@@ -367,7 +367,7 @@ static void ipw_close(struct usb_serial_port *port, struct file * filp)
 	usb_kill_urb(port->write_urb);
 }
 
-static void ipw_write_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void ipw_write_bulk_callback(struct urb *urb)
 {
 	struct usb_serial_port *port = urb->context;
 
diff --git a/drivers/usb/serial/ir-usb.c b/drivers/usb/serial/ir-usb.c
index 1b348df388ed..331bf81556fc 100644
--- a/drivers/usb/serial/ir-usb.c
+++ b/drivers/usb/serial/ir-usb.c
@@ -105,8 +105,8 @@ static int  ir_startup (struct usb_serial *serial);
 static int  ir_open (struct usb_serial_port *port, struct file *filep);
 static void ir_close (struct usb_serial_port *port, struct file *filep);
 static int  ir_write (struct usb_serial_port *port, const unsigned char *buf, int count);
-static void ir_write_bulk_callback (struct urb *urb, struct pt_regs *regs);
-static void ir_read_bulk_callback (struct urb *urb, struct pt_regs *regs);
+static void ir_write_bulk_callback (struct urb *urb);
+static void ir_read_bulk_callback (struct urb *urb);
 static void ir_set_termios (struct usb_serial_port *port, struct termios *old_termios);
 
 static u8 ir_baud = 0;
@@ -388,7 +388,7 @@ static int ir_write (struct usb_serial_port *port, const unsigned char *buf, int
 	return result;
 }
 
-static void ir_write_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void ir_write_bulk_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 
@@ -410,7 +410,7 @@ static void ir_write_bulk_callback (struct urb *urb, struct pt_regs *regs)
 	usb_serial_port_softint(port);
 }
 
-static void ir_read_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void ir_read_bulk_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct tty_struct *tty;
diff --git a/drivers/usb/serial/keyspan.c b/drivers/usb/serial/keyspan.c
index 015ad6cc1bbb..53be824eb1bf 100644
--- a/drivers/usb/serial/keyspan.c
+++ b/drivers/usb/serial/keyspan.c
@@ -412,7 +412,7 @@ static int keyspan_write(struct usb_serial_port *port,
 	return count - left;
 }
 
-static void	usa26_indat_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa26_indat_callback(struct urb *urb)
 {
 	int			i, err;
 	int			endpoint;
@@ -470,7 +470,7 @@ static void	usa26_indat_callback(struct urb *urb, struct pt_regs *regs)
 }
 
  	/* Outdat handling is common for all devices */
-static void	usa2x_outdat_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa2x_outdat_callback(struct urb *urb)
 {
 	struct usb_serial_port *port;
 	struct keyspan_port_private *p_priv;
@@ -483,13 +483,13 @@ static void	usa2x_outdat_callback(struct urb *urb, struct pt_regs *regs)
 		usb_serial_port_softint(port);
 }
 
-static void	usa26_inack_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa26_inack_callback(struct urb *urb)
 {
 	dbg ("%s", __FUNCTION__); 
 	
 }
 
-static void	usa26_outcont_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa26_outcont_callback(struct urb *urb)
 {
 	struct usb_serial_port *port;
 	struct keyspan_port_private *p_priv;
@@ -503,7 +503,7 @@ static void	usa26_outcont_callback(struct urb *urb, struct pt_regs *regs)
 	}
 }
 
-static void	usa26_instat_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa26_instat_callback(struct urb *urb)
 {
 	unsigned char 				*data = urb->transfer_buffer;
 	struct keyspan_usa26_portStatusMessage	*msg;
@@ -565,14 +565,14 @@ static void	usa26_instat_callback(struct urb *urb, struct pt_regs *regs)
 exit: ;
 }
 
-static void	usa26_glocont_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa26_glocont_callback(struct urb *urb)
 {
 	dbg ("%s", __FUNCTION__);
 	
 }
 
 
-static void usa28_indat_callback(struct urb *urb, struct pt_regs *regs)
+static void usa28_indat_callback(struct urb *urb)
 {
 	int                     i, err;
 	struct usb_serial_port  *port;
@@ -620,12 +620,12 @@ static void usa28_indat_callback(struct urb *urb, struct pt_regs *regs)
 	} while (urb->status != -EINPROGRESS);
 }
 
-static void	usa28_inack_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa28_inack_callback(struct urb *urb)
 {
 	dbg ("%s", __FUNCTION__);
 }
 
-static void	usa28_outcont_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa28_outcont_callback(struct urb *urb)
 {
 	struct usb_serial_port *port;
 	struct keyspan_port_private *p_priv;
@@ -639,7 +639,7 @@ static void	usa28_outcont_callback(struct urb *urb, struct pt_regs *regs)
 	}
 }
 
-static void	usa28_instat_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa28_instat_callback(struct urb *urb)
 {
 	int					err;
 	unsigned char 				*data = urb->transfer_buffer;
@@ -700,13 +700,13 @@ static void	usa28_instat_callback(struct urb *urb, struct pt_regs *regs)
 exit: ;
 }
 
-static void	usa28_glocont_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa28_glocont_callback(struct urb *urb)
 {
 	dbg ("%s", __FUNCTION__);
 }
 
 
-static void	usa49_glocont_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa49_glocont_callback(struct urb *urb)
 {
 	struct usb_serial *serial;
 	struct usb_serial_port *port;
@@ -730,7 +730,7 @@ static void	usa49_glocont_callback(struct urb *urb, struct pt_regs *regs)
 
 	/* This is actually called glostat in the Keyspan
 	   doco */
-static void	usa49_instat_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa49_instat_callback(struct urb *urb)
 {
 	int					err;
 	unsigned char 				*data = urb->transfer_buffer;
@@ -793,12 +793,12 @@ static void	usa49_instat_callback(struct urb *urb, struct pt_regs *regs)
 exit:	;
 }
 
-static void	usa49_inack_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa49_inack_callback(struct urb *urb)
 {
 	dbg ("%s", __FUNCTION__);
 }
 
-static void	usa49_indat_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa49_indat_callback(struct urb *urb)
 {
 	int			i, err;
 	int			endpoint;
@@ -851,12 +851,12 @@ static void	usa49_indat_callback(struct urb *urb, struct pt_regs *regs)
 }
 
 /* not used, usa-49 doesn't have per-port control endpoints */
-static void	usa49_outcont_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa49_outcont_callback(struct urb *urb)
 {
 	dbg ("%s", __FUNCTION__);
 }
 
-static void	usa90_indat_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa90_indat_callback(struct urb *urb)
 {
 	int			i, err;
 	int			endpoint;
@@ -930,7 +930,7 @@ static void	usa90_indat_callback(struct urb *urb, struct pt_regs *regs)
 }
 
 
-static void	usa90_instat_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa90_instat_callback(struct urb *urb)
 {
 	unsigned char 				*data = urb->transfer_buffer;
 	struct keyspan_usa90_portStatusMessage	*msg;
@@ -981,7 +981,7 @@ exit:
 	;
 }
 
-static void	usa90_outcont_callback(struct urb *urb, struct pt_regs *regs)
+static void	usa90_outcont_callback(struct urb *urb)
 {
 	struct usb_serial_port *port;
 	struct keyspan_port_private *p_priv;
@@ -1277,7 +1277,7 @@ static int keyspan_fake_startup (struct usb_serial *serial)
 /* Helper functions used by keyspan_setup_urbs */
 static struct urb *keyspan_setup_urb (struct usb_serial *serial, int endpoint,
 				      int dir, void *ctx, char *buf, int len,
-				      void (*callback)(struct urb *, struct pt_regs *regs))
+				      void (*callback)(struct urb *))
 {
 	struct urb *urb;
 
@@ -1300,12 +1300,12 @@ static struct urb *keyspan_setup_urb (struct usb_serial *serial, int endpoint,
 }
 
 static struct callbacks {
-	void	(*instat_callback)(struct urb *, struct pt_regs *regs);
-	void	(*glocont_callback)(struct urb *, struct pt_regs *regs);
-	void	(*indat_callback)(struct urb *, struct pt_regs *regs);
-	void	(*outdat_callback)(struct urb *, struct pt_regs *regs);
-	void	(*inack_callback)(struct urb *, struct pt_regs *regs);
-	void	(*outcont_callback)(struct urb *, struct pt_regs *regs);
+	void	(*instat_callback)(struct urb *);
+	void	(*glocont_callback)(struct urb *);
+	void	(*indat_callback)(struct urb *);
+	void	(*outdat_callback)(struct urb *);
+	void	(*inack_callback)(struct urb *);
+	void	(*outcont_callback)(struct urb *);
 } keyspan_callbacks[] = {
 	{
 		/* msg_usa26 callbacks */
diff --git a/drivers/usb/serial/keyspan_pda.c b/drivers/usb/serial/keyspan_pda.c
index 59e777f1e8fd..909005107ea2 100644
--- a/drivers/usb/serial/keyspan_pda.c
+++ b/drivers/usb/serial/keyspan_pda.c
@@ -210,7 +210,7 @@ static void keyspan_pda_request_unthrottle( struct usb_serial *serial )
 }
 
 
-static void keyspan_pda_rx_interrupt (struct urb *urb, struct pt_regs *regs)
+static void keyspan_pda_rx_interrupt (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
        	struct tty_struct *tty = port->tty;
@@ -601,7 +601,7 @@ exit:
 }
 
 
-static void keyspan_pda_write_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void keyspan_pda_write_bulk_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct keyspan_pda_private *priv;
diff --git a/drivers/usb/serial/kl5kusb105.c b/drivers/usb/serial/kl5kusb105.c
index 2a2f3e2da055..17e205699c2b 100644
--- a/drivers/usb/serial/kl5kusb105.c
+++ b/drivers/usb/serial/kl5kusb105.c
@@ -80,11 +80,11 @@ static void klsi_105_close	         (struct usb_serial_port *port,
 static int  klsi_105_write	         (struct usb_serial_port *port,
 					  const unsigned char *buf,
 					  int count);
-static void klsi_105_write_bulk_callback (struct urb *urb, struct pt_regs *regs);
+static void klsi_105_write_bulk_callback (struct urb *urb);
 static int  klsi_105_chars_in_buffer     (struct usb_serial_port *port);
 static int  klsi_105_write_room          (struct usb_serial_port *port);
 
-static void klsi_105_read_bulk_callback  (struct urb *urb, struct pt_regs *regs);
+static void klsi_105_read_bulk_callback  (struct urb *urb);
 static void klsi_105_set_termios         (struct usb_serial_port *port,
 					  struct termios * old);
 static int  klsi_105_ioctl	         (struct usb_serial_port *port,
@@ -556,7 +556,7 @@ exit:
 	return bytes_sent;	/* that's how much we wrote */
 } /* klsi_105_write */
 
-static void klsi_105_write_bulk_callback ( struct urb *urb, struct pt_regs *regs)
+static void klsi_105_write_bulk_callback ( struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 
@@ -616,7 +616,7 @@ static int klsi_105_write_room (struct usb_serial_port *port)
 
 
 
-static void klsi_105_read_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void klsi_105_read_bulk_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct klsi_105_private *priv = usb_get_serial_port_data(port);
diff --git a/drivers/usb/serial/kobil_sct.c b/drivers/usb/serial/kobil_sct.c
index d50dce034958..ff03331e0bcf 100644
--- a/drivers/usb/serial/kobil_sct.c
+++ b/drivers/usb/serial/kobil_sct.c
@@ -80,8 +80,8 @@ static int  kobil_ioctl(struct usb_serial_port *port, struct file *file,
 static int  kobil_tiocmget(struct usb_serial_port *port, struct file *file);
 static int  kobil_tiocmset(struct usb_serial_port *port, struct file *file,
 			   unsigned int set, unsigned int clear);
-static void kobil_read_int_callback( struct urb *urb, struct pt_regs *regs );
-static void kobil_write_callback( struct urb *purb, struct pt_regs *regs );
+static void kobil_read_int_callback( struct urb *urb );
+static void kobil_write_callback( struct urb *purb );
 
 
 static struct usb_device_id id_table [] = {
@@ -360,7 +360,7 @@ static void kobil_close (struct usb_serial_port *port, struct file *filp)
 }
 
 
-static void kobil_read_int_callback( struct urb *purb, struct pt_regs *regs)
+static void kobil_read_int_callback( struct urb *purb)
 {
 	int result;
 	struct usb_serial_port *port = (struct usb_serial_port *) purb->context;
@@ -405,7 +405,7 @@ static void kobil_read_int_callback( struct urb *purb, struct pt_regs *regs)
 }
 
 
-static void kobil_write_callback( struct urb *purb, struct pt_regs *regs )
+static void kobil_write_callback( struct urb *purb )
 {
 }
 
diff --git a/drivers/usb/serial/mct_u232.c b/drivers/usb/serial/mct_u232.c
index f4d4305c2c02..b7582cc496dc 100644
--- a/drivers/usb/serial/mct_u232.c
+++ b/drivers/usb/serial/mct_u232.c
@@ -96,7 +96,7 @@ static int  mct_u232_open	         (struct usb_serial_port *port,
 					  struct file *filp);
 static void mct_u232_close	         (struct usb_serial_port *port,
 					  struct file *filp);
-static void mct_u232_read_int_callback   (struct urb *urb, struct pt_regs *regs);
+static void mct_u232_read_int_callback   (struct urb *urb);
 static void mct_u232_set_termios         (struct usb_serial_port *port,
 					  struct termios * old);
 static int  mct_u232_ioctl	         (struct usb_serial_port *port,
@@ -466,7 +466,7 @@ static void mct_u232_close (struct usb_serial_port *port, struct file *filp)
 } /* mct_u232_close */
 
 
-static void mct_u232_read_int_callback (struct urb *urb, struct pt_regs *regs)
+static void mct_u232_read_int_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct mct_u232_private *priv = usb_get_serial_port_data(port);
diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c
index 95bf57166c59..021be39fe16e 100644
--- a/drivers/usb/serial/mos7840.c
+++ b/drivers/usb/serial/mos7840.c
@@ -421,7 +421,7 @@ static int mos7840_handle_new_lsr(struct moschip_port *port, __u8 new_lsr)
 /************************************************************************/
 /************************************************************************/
 
-static void mos7840_control_callback(struct urb *urb, struct pt_regs *regs)
+static void mos7840_control_callback(struct urb *urb)
 {
 	unsigned char *data;
 	struct moschip_port *mos7840_port;
@@ -497,7 +497,7 @@ static int mos7840_get_reg(struct moschip_port *mcs, __u16 Wval, __u16 reg,
  *	interrupt endpoint.
  *****************************************************************************/
 
-static void mos7840_interrupt_callback(struct urb *urb, struct pt_regs *regs)
+static void mos7840_interrupt_callback(struct urb *urb)
 {
 	int result;
 	int length;
@@ -647,7 +647,7 @@ static struct usb_serial *mos7840_get_usb_serial(struct usb_serial_port *port,
  *	bulk in endpoint.
  *****************************************************************************/
 
-static void mos7840_bulk_in_callback(struct urb *urb, struct pt_regs *regs)
+static void mos7840_bulk_in_callback(struct urb *urb)
 {
 	int status;
 	unsigned char *data;
@@ -726,8 +726,7 @@ static void mos7840_bulk_in_callback(struct urb *urb, struct pt_regs *regs)
  *	on the bulk out endpoint.
  *****************************************************************************/
 
-static void mos7840_bulk_out_data_callback(struct urb *urb,
-					   struct pt_regs *regs)
+static void mos7840_bulk_out_data_callback(struct urb *urb)
 {
 	struct moschip_port *mos7840_port;
 	struct tty_struct *tty;
@@ -1088,7 +1087,7 @@ static int mos7840_open(struct usb_serial_port *port, struct file *filp)
 	mos7840_port->icount.tx = 0;
 	mos7840_port->icount.rx = 0;
 
-	dbg("\n\nusb_serial serial:%x       mos7840_port:%x\n      usb_serial_port port:%x\n\n", (unsigned int)serial, (unsigned int)mos7840_port, (unsigned int)port);
+	dbg("\n\nusb_serial serial:%p       mos7840_port:%p\n      usb_serial_port port:%p\n\n", serial, mos7840_port, port);
 
 	return 0;
 
@@ -1421,7 +1420,6 @@ static int mos7840_write(struct usb_serial_port *port,
 	int i;
 	int bytes_sent = 0;
 	int transfer_size;
-	int from_user = 0;
 
 	struct moschip_port *mos7840_port;
 	struct usb_serial *serial;
@@ -1512,15 +1510,7 @@ static int mos7840_write(struct usb_serial_port *port,
 	}
 	transfer_size = min(count, URB_TRANSFER_BUFFER_SIZE);
 
-	if (from_user) {
-		if (copy_from_user
-		    (urb->transfer_buffer, current_position, transfer_size)) {
-			bytes_sent = -EFAULT;
-			goto exit;
-		}
-	} else {
-		memcpy(urb->transfer_buffer, current_position, transfer_size);
-	}
+	memcpy(urb->transfer_buffer, current_position, transfer_size);
 
 	/* fill urb with data and submit  */
 	usb_fill_bulk_urb(urb,
@@ -2226,7 +2216,7 @@ static void mos7840_set_termios(struct usb_serial_port *port,
  *****************************************************************************/
 
 static int mos7840_get_lsr_info(struct moschip_port *mos7840_port,
-				unsigned int *value)
+				unsigned int __user *value)
 {
 	int count;
 	unsigned int result = 0;
@@ -2249,7 +2239,7 @@ static int mos7840_get_lsr_info(struct moschip_port *mos7840_port,
  *****************************************************************************/
 
 static int mos7840_get_bytes_avail(struct moschip_port *mos7840_port,
-				   unsigned int *value)
+				   unsigned int __user *value)
 {
 	unsigned int result = 0;
 	struct tty_struct *tty = mos7840_port->port->tty;
@@ -2272,7 +2262,7 @@ static int mos7840_get_bytes_avail(struct moschip_port *mos7840_port,
  *****************************************************************************/
 
 static int mos7840_set_modem_info(struct moschip_port *mos7840_port,
-				  unsigned int cmd, unsigned int *value)
+				  unsigned int cmd, unsigned int __user *value)
 {
 	unsigned int mcr;
 	unsigned int arg;
@@ -2342,7 +2332,7 @@ static int mos7840_set_modem_info(struct moschip_port *mos7840_port,
  *****************************************************************************/
 
 static int mos7840_get_modem_info(struct moschip_port *mos7840_port,
-				  unsigned int *value)
+				  unsigned int __user *value)
 {
 	unsigned int result = 0;
 	__u16 msr;
@@ -2371,7 +2361,7 @@ static int mos7840_get_modem_info(struct moschip_port *mos7840_port,
  *****************************************************************************/
 
 static int mos7840_get_serial_info(struct moschip_port *mos7840_port,
-				   struct serial_struct *retinfo)
+				   struct serial_struct __user *retinfo)
 {
 	struct serial_struct tmp;
 
@@ -2406,6 +2396,7 @@ static int mos7840_get_serial_info(struct moschip_port *mos7840_port,
 static int mos7840_ioctl(struct usb_serial_port *port, struct file *file,
 			 unsigned int cmd, unsigned long arg)
 {
+	void __user *argp = (void __user *)arg;
 	struct moschip_port *mos7840_port;
 	struct tty_struct *tty;
 
@@ -2434,16 +2425,13 @@ static int mos7840_ioctl(struct usb_serial_port *port, struct file *file,
 
 	case TIOCINQ:
 		dbg("%s (%d) TIOCINQ", __FUNCTION__, port->number);
-		return mos7840_get_bytes_avail(mos7840_port,
-					       (unsigned int *)arg);
-		break;
+		return mos7840_get_bytes_avail(mos7840_port, argp);
 
 	case TIOCOUTQ:
 		dbg("%s (%d) TIOCOUTQ", __FUNCTION__, port->number);
 		return put_user(tty->driver->chars_in_buffer ?
 				tty->driver->chars_in_buffer(tty) : 0,
 				(int __user *)arg);
-		break;
 
 	case TCFLSH:
 		retval = tty_check_change(tty);
@@ -2473,13 +2461,13 @@ static int mos7840_ioctl(struct usb_serial_port *port, struct file *file,
 
 	case TCGETS:
 		if (kernel_termios_to_user_termios
-		    ((struct termios __user *)arg, tty->termios))
+		    ((struct termios __user *)argp, tty->termios))
 			return -EFAULT;
 		return 0;
 
 	case TIOCSERGETLSR:
 		dbg("%s (%d) TIOCSERGETLSR", __FUNCTION__, port->number);
-		return mos7840_get_lsr_info(mos7840_port, (unsigned int *)arg);
+		return mos7840_get_lsr_info(mos7840_port, argp);
 		return 0;
 
 	case TIOCMBIS:
@@ -2488,19 +2476,16 @@ static int mos7840_ioctl(struct usb_serial_port *port, struct file *file,
 		dbg("%s (%d) TIOCMSET/TIOCMBIC/TIOCMSET", __FUNCTION__,
 		    port->number);
 		mosret =
-		    mos7840_set_modem_info(mos7840_port, cmd,
-					   (unsigned int *)arg);
+		    mos7840_set_modem_info(mos7840_port, cmd, argp);
 		return mosret;
 
 	case TIOCMGET:
 		dbg("%s (%d) TIOCMGET", __FUNCTION__, port->number);
-		return mos7840_get_modem_info(mos7840_port,
-					      (unsigned int *)arg);
+		return mos7840_get_modem_info(mos7840_port, argp);
 
 	case TIOCGSERIAL:
 		dbg("%s (%d) TIOCGSERIAL", __FUNCTION__, port->number);
-		return mos7840_get_serial_info(mos7840_port,
-					       (struct serial_struct *)arg);
+		return mos7840_get_serial_info(mos7840_port, argp);
 
 	case TIOCSSERIAL:
 		dbg("%s (%d) TIOCSSERIAL", __FUNCTION__, port->number);
@@ -2550,7 +2535,7 @@ static int mos7840_ioctl(struct usb_serial_port *port, struct file *file,
 
 		dbg("%s (%d) TIOCGICOUNT RX=%d, TX=%d", __FUNCTION__,
 		    port->number, icount.rx, icount.tx);
-		if (copy_to_user((void *)arg, &icount, sizeof(icount)))
+		if (copy_to_user(argp, &icount, sizeof(icount)))
 			return -EFAULT;
 		return 0;
 
@@ -2818,7 +2803,7 @@ static int mos7840_startup(struct usb_serial *serial)
 
 	/* setting configuration feature to one */
 	usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0),
-			(__u8) 0x03, 0x00, 0x01, 0x00, 0x00, 0x00, 5 * HZ);
+			(__u8) 0x03, 0x00, 0x01, 0x00, NULL, 0x00, 5 * HZ);
 	return 0;
 }
 
diff --git a/drivers/usb/serial/navman.c b/drivers/usb/serial/navman.c
index ac3f8b5d2c49..0610409a6568 100644
--- a/drivers/usb/serial/navman.c
+++ b/drivers/usb/serial/navman.c
@@ -32,7 +32,7 @@ static struct usb_driver navman_driver = {
 	.no_dynamic_id = 	1,
 };
 
-static void navman_read_int_callback(struct urb *urb, struct pt_regs *regs)
+static void navman_read_int_callback(struct urb *urb)
 {
 	struct usb_serial_port *port = urb->context;
 	unsigned char *data = urb->transfer_buffer;
diff --git a/drivers/usb/serial/omninet.c b/drivers/usb/serial/omninet.c
index a764ff4e326c..bc91d3b726fc 100644
--- a/drivers/usb/serial/omninet.c
+++ b/drivers/usb/serial/omninet.c
@@ -64,8 +64,8 @@ static int debug;
 /* function prototypes */
 static int  omninet_open		(struct usb_serial_port *port, struct file *filp);
 static void omninet_close		(struct usb_serial_port *port, struct file *filp);
-static void omninet_read_bulk_callback	(struct urb *urb, struct pt_regs *regs);
-static void omninet_write_bulk_callback	(struct urb *urb, struct pt_regs *regs);
+static void omninet_read_bulk_callback	(struct urb *urb);
+static void omninet_write_bulk_callback	(struct urb *urb);
 static int  omninet_write		(struct usb_serial_port *port, const unsigned char *buf, int count);
 static int  omninet_write_room		(struct usb_serial_port *port);
 static void omninet_shutdown		(struct usb_serial *serial);
@@ -194,7 +194,7 @@ static void omninet_close (struct usb_serial_port *port, struct file * filp)
 #define OMNINET_HEADERLEN	sizeof(struct omninet_header)
 #define OMNINET_BULKOUTSIZE 	(64 - OMNINET_HEADERLEN)
 
-static void omninet_read_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void omninet_read_bulk_callback (struct urb *urb)
 {
 	struct usb_serial_port 	*port 	= (struct usb_serial_port *)urb->context;
 	unsigned char 		*data 	= urb->transfer_buffer;
@@ -306,7 +306,7 @@ static int omninet_write_room (struct usb_serial_port *port)
 	return (room);
 }
 
-static void omninet_write_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void omninet_write_bulk_callback (struct urb *urb)
 {
 /*	struct omninet_header	*header = (struct omninet_header  *) urb->transfer_buffer; */
 	struct usb_serial_port 	*port   = (struct usb_serial_port *) urb->context;
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index c856e6f40e22..130afbbd3fca 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -50,7 +50,7 @@ static void option_rx_throttle(struct usb_serial_port *port);
 static void option_rx_unthrottle(struct usb_serial_port *port);
 static int  option_write_room(struct usb_serial_port *port);
 
-static void option_instat_callback(struct urb *urb, struct pt_regs *regs);
+static void option_instat_callback(struct urb *urb);
 
 static int option_write(struct usb_serial_port *port,
 			const unsigned char *buf, int count);
@@ -337,7 +337,7 @@ static int option_write(struct usb_serial_port *port,
 	return count;
 }
 
-static void option_indat_callback(struct urb *urb, struct pt_regs *regs)
+static void option_indat_callback(struct urb *urb)
 {
 	int err;
 	int endpoint;
@@ -374,7 +374,7 @@ static void option_indat_callback(struct urb *urb, struct pt_regs *regs)
 	return;
 }
 
-static void option_outdat_callback(struct urb *urb, struct pt_regs *regs)
+static void option_outdat_callback(struct urb *urb)
 {
 	struct usb_serial_port *port;
 
@@ -385,7 +385,7 @@ static void option_outdat_callback(struct urb *urb, struct pt_regs *regs)
 	usb_serial_port_softint(port);
 }
 
-static void option_instat_callback(struct urb *urb, struct pt_regs *regs)
+static void option_instat_callback(struct urb *urb)
 {
 	int err;
 	struct usb_serial_port *port = (struct usb_serial_port *) urb->context;
@@ -565,7 +565,7 @@ static void option_close(struct usb_serial_port *port, struct file *filp)
 /* Helper functions used by option_setup_urbs */
 static struct urb *option_setup_urb(struct usb_serial *serial, int endpoint,
 		int dir, void *ctx, char *buf, int len,
-		void (*callback)(struct urb *, struct pt_regs *regs))
+		void (*callback)(struct urb *))
 {
 	struct urb *urb;
 
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index 9c18173e33fb..bc800c8787a8 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -948,7 +948,7 @@ static void pl2303_update_line_status(struct usb_serial_port *port,
 	wake_up_interruptible(&priv->delta_msr_wait);
 }
 
-static void pl2303_read_int_callback(struct urb *urb, struct pt_regs *regs)
+static void pl2303_read_int_callback(struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *) urb->context;
 	unsigned char *data = urb->transfer_buffer;
@@ -987,7 +987,7 @@ exit:
 			__FUNCTION__, status);
 }
 
-static void pl2303_read_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void pl2303_read_bulk_callback(struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *) urb->context;
 	struct pl2303_private *priv = usb_get_serial_port_data(port);
@@ -1070,7 +1070,7 @@ static void pl2303_read_bulk_callback(struct urb *urb, struct pt_regs *regs)
 	return;
 }
 
-static void pl2303_write_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void pl2303_write_bulk_callback(struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *) urb->context;
 	struct pl2303_private *priv = usb_get_serial_port_data(port);
diff --git a/drivers/usb/serial/safe_serial.c b/drivers/usb/serial/safe_serial.c
index 1e07dfad6853..30b7ebc8d45d 100644
--- a/drivers/usb/serial/safe_serial.c
+++ b/drivers/usb/serial/safe_serial.c
@@ -204,7 +204,7 @@ static __u16 __inline__ fcs_compute10 (unsigned char *sp, int len, __u16 fcs)
 	return fcs;
 }
 
-static void safe_read_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void safe_read_bulk_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *) urb->context;
 	unsigned char *data = urb->transfer_buffer;
diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c
index ac9b8ee52d44..07400c0c8a8c 100644
--- a/drivers/usb/serial/ti_usb_3410_5052.c
+++ b/drivers/usb/serial/ti_usb_3410_5052.c
@@ -166,9 +166,9 @@ static int ti_tiocmget(struct usb_serial_port *port, struct file *file);
 static int ti_tiocmset(struct usb_serial_port *port, struct file *file,
 	unsigned int set, unsigned int clear);
 static void ti_break(struct usb_serial_port *port, int break_state);
-static void ti_interrupt_callback(struct urb *urb, struct pt_regs *regs);
-static void ti_bulk_in_callback(struct urb *urb, struct pt_regs *regs);
-static void ti_bulk_out_callback(struct urb *urb, struct pt_regs *regs);
+static void ti_interrupt_callback(struct urb *urb);
+static void ti_bulk_in_callback(struct urb *urb);
+static void ti_bulk_out_callback(struct urb *urb);
 
 static void ti_recv(struct device *dev, struct tty_struct *tty,
 	unsigned char *data, int length);
@@ -1098,7 +1098,7 @@ static void ti_break(struct usb_serial_port *port, int break_state)
 }
 
 
-static void ti_interrupt_callback(struct urb *urb, struct pt_regs *regs)
+static void ti_interrupt_callback(struct urb *urb)
 {
 	struct ti_device *tdev = (struct ti_device *)urb->context;
 	struct usb_serial_port *port;
@@ -1178,7 +1178,7 @@ exit:
 }
 
 
-static void ti_bulk_in_callback(struct urb *urb, struct pt_regs *regs)
+static void ti_bulk_in_callback(struct urb *urb)
 {
 	struct ti_port *tport = (struct ti_port *)urb->context;
 	struct usb_serial_port *port = tport->tp_port;
@@ -1241,7 +1241,7 @@ exit:
 }
 
 
-static void ti_bulk_out_callback(struct urb *urb, struct pt_regs *regs)
+static void ti_bulk_out_callback(struct urb *urb)
 {
 	struct ti_port *tport = (struct ti_port *)urb->context;
 	struct usb_serial_port *port = tport->tp_port;
diff --git a/drivers/usb/serial/visor.c b/drivers/usb/serial/visor.c
index 88949f7884ca..befe2e11a041 100644
--- a/drivers/usb/serial/visor.c
+++ b/drivers/usb/serial/visor.c
@@ -47,9 +47,9 @@ static int  visor_calc_num_ports(struct usb_serial *serial);
 static void visor_shutdown	(struct usb_serial *serial);
 static int  visor_ioctl		(struct usb_serial_port *port, struct file * file, unsigned int cmd, unsigned long arg);
 static void visor_set_termios	(struct usb_serial_port *port, struct termios *old_termios);
-static void visor_write_bulk_callback	(struct urb *urb, struct pt_regs *regs);
-static void visor_read_bulk_callback	(struct urb *urb, struct pt_regs *regs);
-static void visor_read_int_callback	(struct urb *urb, struct pt_regs *regs);
+static void visor_write_bulk_callback	(struct urb *urb);
+static void visor_read_bulk_callback	(struct urb *urb);
+static void visor_read_int_callback	(struct urb *urb);
 static int  clie_3_5_startup	(struct usb_serial *serial);
 static int  treo_attach		(struct usb_serial *serial);
 static int clie_5_attach (struct usb_serial *serial);
@@ -471,7 +471,7 @@ static int visor_chars_in_buffer (struct usb_serial_port *port)
 }
 
 
-static void visor_write_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void visor_write_bulk_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct visor_private *priv = usb_get_serial_port_data(port);
@@ -494,7 +494,7 @@ static void visor_write_bulk_callback (struct urb *urb, struct pt_regs *regs)
 }
 
 
-static void visor_read_bulk_callback (struct urb *urb, struct pt_regs *regs)
+static void visor_read_bulk_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct visor_private *priv = usb_get_serial_port_data(port);
@@ -539,7 +539,7 @@ static void visor_read_bulk_callback (struct urb *urb, struct pt_regs *regs)
 	return;
 }
 
-static void visor_read_int_callback (struct urb *urb, struct pt_regs *regs)
+static void visor_read_int_callback (struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	int result;
diff --git a/drivers/usb/serial/whiteheat.c b/drivers/usb/serial/whiteheat.c
index 6e6c7934be32..4d1cd7aeccd3 100644
--- a/drivers/usb/serial/whiteheat.c
+++ b/drivers/usb/serial/whiteheat.c
@@ -152,8 +152,8 @@ static void whiteheat_break_ctl		(struct usb_serial_port *port, int break_state)
 static int  whiteheat_chars_in_buffer	(struct usb_serial_port *port);
 static void whiteheat_throttle		(struct usb_serial_port *port);
 static void whiteheat_unthrottle	(struct usb_serial_port *port);
-static void whiteheat_read_callback	(struct urb *urb, struct pt_regs *regs);
-static void whiteheat_write_callback	(struct urb *urb, struct pt_regs *regs);
+static void whiteheat_read_callback	(struct urb *urb);
+static void whiteheat_write_callback	(struct urb *urb);
 
 static struct usb_serial_driver whiteheat_fake_device = {
 	.driver = {
@@ -235,8 +235,8 @@ struct whiteheat_private {
 /* local function prototypes */
 static int start_command_port(struct usb_serial *serial);
 static void stop_command_port(struct usb_serial *serial);
-static void command_port_write_callback(struct urb *urb, struct pt_regs *regs);
-static void command_port_read_callback(struct urb *urb, struct pt_regs *regs);
+static void command_port_write_callback(struct urb *urb);
+static void command_port_read_callback(struct urb *urb);
 
 static int start_port_read(struct usb_serial_port *port);
 static struct whiteheat_urb_wrap *urb_to_wrap(struct urb *urb, struct list_head *head);
@@ -958,7 +958,7 @@ static void whiteheat_unthrottle (struct usb_serial_port *port)
 /*****************************************************************************
  * Connect Tech's White Heat callback routines
  *****************************************************************************/
-static void command_port_write_callback (struct urb *urb, struct pt_regs *regs)
+static void command_port_write_callback (struct urb *urb)
 {
 	dbg("%s", __FUNCTION__);
 
@@ -969,7 +969,7 @@ static void command_port_write_callback (struct urb *urb, struct pt_regs *regs)
 }
 
 
-static void command_port_read_callback (struct urb *urb, struct pt_regs *regs)
+static void command_port_read_callback (struct urb *urb)
 {
 	struct usb_serial_port *command_port = (struct usb_serial_port *)urb->context;
 	struct whiteheat_command_private *command_info;
@@ -1019,7 +1019,7 @@ static void command_port_read_callback (struct urb *urb, struct pt_regs *regs)
 }
 
 
-static void whiteheat_read_callback(struct urb *urb, struct pt_regs *regs)
+static void whiteheat_read_callback(struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct whiteheat_urb_wrap *wrap;
@@ -1061,7 +1061,7 @@ static void whiteheat_read_callback(struct urb *urb, struct pt_regs *regs)
 }
 
 
-static void whiteheat_write_callback(struct urb *urb, struct pt_regs *regs)
+static void whiteheat_write_callback(struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
 	struct whiteheat_private *info = usb_get_serial_port_data(port);
diff --git a/drivers/usb/storage/onetouch.c b/drivers/usb/storage/onetouch.c
index f843a0bcf107..3baf448e300d 100644
--- a/drivers/usb/storage/onetouch.c
+++ b/drivers/usb/storage/onetouch.c
@@ -53,7 +53,7 @@ struct usb_onetouch {
 	unsigned int is_open:1;
 };
 
-static void usb_onetouch_irq(struct urb *urb, struct pt_regs *regs)
+static void usb_onetouch_irq(struct urb *urb)
 {
 	struct usb_onetouch *onetouch = urb->context;
 	signed char *data = onetouch->data;
@@ -72,7 +72,6 @@ static void usb_onetouch_irq(struct urb *urb, struct pt_regs *regs)
 		goto resubmit;
 	}
 
-	input_regs(dev, regs);
 	input_report_key(dev, ONETOUCH_BUTTON, data[0] & 0x02);
 	input_sync(dev);
 
diff --git a/drivers/usb/storage/transport.c b/drivers/usb/storage/transport.c
index f23514c4e649..47644b5b6155 100644
--- a/drivers/usb/storage/transport.c
+++ b/drivers/usb/storage/transport.c
@@ -108,7 +108,7 @@
 /* This is the completion handler which will wake us up when an URB
  * completes.
  */
-static void usb_stor_blocking_completion(struct urb *urb, struct pt_regs *regs)
+static void usb_stor_blocking_completion(struct urb *urb)
 {
 	struct completion *urb_done_ptr = (struct completion *)urb->context;
 
diff --git a/drivers/usb/usb-skeleton.c b/drivers/usb/usb-skeleton.c
index 1b51d3187a95..296b091cf168 100644
--- a/drivers/usb/usb-skeleton.c
+++ b/drivers/usb/usb-skeleton.c
@@ -158,7 +158,7 @@ exit:
 	return retval;
 }
 
-static void skel_write_bulk_callback(struct urb *urb, struct pt_regs *regs)
+static void skel_write_bulk_callback(struct urb *urb)
 {
 	struct usb_skel *dev;
 
diff --git a/drivers/video/amifb.c b/drivers/video/amifb.c
index f1ba54f4fc39..a4e3fca05891 100644
--- a/drivers/video/amifb.c
+++ b/drivers/video/amifb.c
@@ -1144,7 +1144,7 @@ static void amifb_deinit(void);
 	 */
 
 static int flash_cursor(void);
-static irqreturn_t amifb_interrupt(int irq, void *dev_id, struct pt_regs *fp);
+static irqreturn_t amifb_interrupt(int irq, void *dev_id);
 static u_long chipalloc(u_long size);
 static void chipfree(void);
 
@@ -2492,7 +2492,7 @@ static int flash_cursor(void)
 	 * VBlank Display Interrupt
 	 */
 
-static irqreturn_t amifb_interrupt(int irq, void *dev_id, struct pt_regs *fp)
+static irqreturn_t amifb_interrupt(int irq, void *dev_id)
 {
 	if (do_vmode_pan || do_vmode_full)
 		ami_update_display();
diff --git a/drivers/video/arcfb.c b/drivers/video/arcfb.c
index 70dd8115a4d8..ab34b96acc31 100644
--- a/drivers/video/arcfb.c
+++ b/drivers/video/arcfb.c
@@ -218,8 +218,7 @@ static int arcfb_pan_display(struct fb_var_screeninfo *var,
 	return -EINVAL;
 }
 
-static irqreturn_t arcfb_interrupt(int vec, void *dev_instance,
-		struct pt_regs *regs)
+static irqreturn_t arcfb_interrupt(int vec, void *dev_instance)
 {
 	struct fb_info *info = dev_instance;
 	unsigned char ctl2status;
diff --git a/drivers/video/atafb.c b/drivers/video/atafb.c
index 5831893bf7a0..02c41a626fa2 100644
--- a/drivers/video/atafb.c
+++ b/drivers/video/atafb.c
@@ -1521,7 +1521,7 @@ static void falcon_set_par( struct atafb_par *par )
 }
 
 
-static irqreturn_t falcon_vbl_switcher( int irq, void *dummy, struct pt_regs *fp )
+static irqreturn_t falcon_vbl_switcher( int irq, void *dummy )
 {
 	struct falcon_hw *hw = &f_new_mode;
 
diff --git a/drivers/video/aty/atyfb_base.c b/drivers/video/aty/atyfb_base.c
index b45c9fd1b330..b77b30923928 100644
--- a/drivers/video/aty/atyfb_base.c
+++ b/drivers/video/aty/atyfb_base.c
@@ -1532,7 +1532,7 @@ static int atyfb_open(struct fb_info *info, int user)
 	return (0);
 }
 
-static irqreturn_t aty_irq(int irq, void *dev_id, struct pt_regs *fp)
+static irqreturn_t aty_irq(int irq, void *dev_id)
 {
 	struct atyfb_par *par = dev_id;
 	int handled = 0;
diff --git a/drivers/video/au1200fb.c b/drivers/video/au1200fb.c
index c6a5f0ccc107..dbf4ec3f6d57 100644
--- a/drivers/video/au1200fb.c
+++ b/drivers/video/au1200fb.c
@@ -1545,7 +1545,7 @@ static struct fb_ops au1200fb_fb_ops = {
 
 /*-------------------------------------------------------------------------*/
 
-static irqreturn_t au1200fb_handle_irq(int irq, void* dev_id, struct pt_regs *regs)
+static irqreturn_t au1200fb_handle_irq(int irq, void* dev_id)
 {
 	/* Nothing to do for now, just clear any pending interrupt */
 	lcd->intstatus = lcd->intstatus;
diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c
index 8c041daa3a15..302174b8e477 100644
--- a/drivers/video/console/fbcon.c
+++ b/drivers/video/console/fbcon.c
@@ -204,7 +204,7 @@ static struct class_device *fbcon_class_device;
  */
 static int vbl_detected;
 
-static irqreturn_t fb_vbl_detect(int irq, void *dummy, struct pt_regs *fp)
+static irqreturn_t fb_vbl_detect(int irq, void *dummy)
 {
 	vbl_detected++;
 	return IRQ_HANDLED;
@@ -414,7 +414,7 @@ static void fb_flashcursor(void *private)
 
 #if defined(CONFIG_ATARI) || defined(CONFIG_MAC)
 static int cursor_blink_rate;
-static irqreturn_t fb_vbl_handler(int irq, void *dev_id, struct pt_regs *fp)
+static irqreturn_t fb_vbl_handler(int irq, void *dev_id)
 {
 	struct fb_info *info = dev_id;
 
diff --git a/drivers/video/intelfb/intelfbhw.c b/drivers/video/intelfb/intelfbhw.c
index f887f1efd3fe..eeeeff9a09eb 100644
--- a/drivers/video/intelfb/intelfbhw.c
+++ b/drivers/video/intelfb/intelfbhw.c
@@ -1952,7 +1952,7 @@ intelfbhw_cursor_reset(struct intelfb_info *dinfo) {
 }
 
 static irqreturn_t
-intelfbhw_irq(int irq, void *dev_id, struct pt_regs *fp) {
+intelfbhw_irq(int irq, void *dev_id) {
 	int handled = 0;
 	u16 tmp;
 	struct intelfb_info *dinfo = (struct intelfb_info *)dev_id;
diff --git a/drivers/video/matrox/matroxfb_base.c b/drivers/video/matrox/matroxfb_base.c
index 7acf01c181ee..e9b4115fcad0 100644
--- a/drivers/video/matrox/matroxfb_base.c
+++ b/drivers/video/matrox/matroxfb_base.c
@@ -198,7 +198,7 @@ static void matroxfb_crtc1_panpos(WPMINFO2) {
 	}
 }
 
-static irqreturn_t matrox_irq(int irq, void *dev_id, struct pt_regs *fp)
+static irqreturn_t matrox_irq(int irq, void *dev_id)
 {
 	u_int32_t status;
 	int handled = 0;
diff --git a/drivers/video/pvr2fb.c b/drivers/video/pvr2fb.c
index 78dc59a1751b..c7bc80921f16 100644
--- a/drivers/video/pvr2fb.c
+++ b/drivers/video/pvr2fb.c
@@ -209,7 +209,7 @@ static int pvr2fb_set_par(struct fb_info *info);
 static void pvr2_update_display(struct fb_info *info);
 static void pvr2_init_display(struct fb_info *info);
 static void pvr2_do_blank(void);
-static irqreturn_t pvr2fb_interrupt(int irq, void *dev_id, struct pt_regs *fp);
+static irqreturn_t pvr2fb_interrupt(int irq, void *dev_id);
 static int pvr2_init_cable(void);
 static int pvr2_get_param(const struct pvr2_params *p, const char *s,
                             int val, int size);
@@ -626,7 +626,7 @@ static void pvr2_do_blank(void)
 	is_blanked = do_blank > 0 ? do_blank : 0;
 }
 
-static irqreturn_t pvr2fb_interrupt(int irq, void *dev_id, struct pt_regs *fp)
+static irqreturn_t pvr2fb_interrupt(int irq, void *dev_id)
 {
 	struct fb_info *info = dev_id;
 
diff --git a/drivers/video/pxafb.c b/drivers/video/pxafb.c
index 3bc5da4a57ca..8a8ae55a7403 100644
--- a/drivers/video/pxafb.c
+++ b/drivers/video/pxafb.c
@@ -846,7 +846,7 @@ static void pxafb_disable_controller(struct pxafb_info *fbi)
 /*
  *  pxafb_handle_irq: Handle 'LCD DONE' interrupts.
  */
-static irqreturn_t pxafb_handle_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t pxafb_handle_irq(int irq, void *dev_id)
 {
 	struct pxafb_info *fbi = dev_id;
 	unsigned int lcsr = LCSR;
diff --git a/drivers/video/s3c2410fb.c b/drivers/video/s3c2410fb.c
index ad3bdd6f1ac1..59407343cc73 100644
--- a/drivers/video/s3c2410fb.c
+++ b/drivers/video/s3c2410fb.c
@@ -614,7 +614,7 @@ static void s3c2410fb_write_palette(struct s3c2410fb_info *fbi)
 	}
 }
 
-static irqreturn_t s3c2410fb_irq(int irq, void *dev_id, struct pt_regs *r)
+static irqreturn_t s3c2410fb_irq(int irq, void *dev_id)
 {
 	struct s3c2410fb_info *fbi = dev_id;
 	unsigned long lcdirq = readl(S3C2410_LCDINTPND);
diff --git a/drivers/video/sa1100fb.c b/drivers/video/sa1100fb.c
index a2e6e7205d7e..cd10b18150b8 100644
--- a/drivers/video/sa1100fb.c
+++ b/drivers/video/sa1100fb.c
@@ -1085,7 +1085,7 @@ static void sa1100fb_disable_controller(struct sa1100fb_info *fbi)
 /*
  *  sa1100fb_handle_irq: Handle 'LCD DONE' interrupts.
  */
-static irqreturn_t sa1100fb_handle_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t sa1100fb_handle_irq(int irq, void *dev_id)
 {
 	struct sa1100fb_info *fbi = dev_id;
 	unsigned int lcsr = LCSR;
diff --git a/fs/befs/befs.h b/fs/befs/befs.h
index 057a2c3d73b7..d9a40abda6b7 100644
--- a/fs/befs/befs.h
+++ b/fs/befs/befs.h
@@ -94,7 +94,7 @@ void befs_debug(const struct super_block *sb, const char *fmt, ...);
 
 void befs_dump_super_block(const struct super_block *sb, befs_super_block *);
 void befs_dump_inode(const struct super_block *sb, befs_inode *);
-void befs_dump_index_entry(const struct super_block *sb, befs_btree_super *);
+void befs_dump_index_entry(const struct super_block *sb, befs_disk_btree_super *);
 void befs_dump_index_node(const struct super_block *sb, befs_btree_nodehead *);
 /****************************/
 
@@ -136,7 +136,7 @@ blockno2iaddr(struct super_block *sb, befs_blocknr_t blockno)
 static inline unsigned int
 befs_iaddrs_per_block(struct super_block *sb)
 {
-	return BEFS_SB(sb)->block_size / sizeof (befs_inode_addr);
+	return BEFS_SB(sb)->block_size / sizeof (befs_disk_inode_addr);
 }
 
 static inline int
@@ -151,4 +151,6 @@ befs_brun_size(struct super_block *sb, befs_block_run run)
 	return BEFS_SB(sb)->block_size * run.len;
 }
 
+#include "endian.h"
+
 #endif				/* _LINUX_BEFS_H */
diff --git a/fs/befs/befs_fs_types.h b/fs/befs/befs_fs_types.h
index 63ef1e18fb84..e2595c2c403a 100644
--- a/fs/befs/befs_fs_types.h
+++ b/fs/befs/befs_fs_types.h
@@ -79,17 +79,27 @@ enum inode_flags {
  * On-Disk datastructures of BeFS
  */
 
+typedef u64 __bitwise fs64;
+typedef u32 __bitwise fs32;
+typedef u16 __bitwise fs16;
+
 typedef u64 befs_off_t;
-typedef u64 befs_time_t;
-typedef void befs_binode_etc;
+typedef fs64 befs_time_t;
 
 /* Block runs */
 typedef struct {
+	fs32 allocation_group;
+	fs16 start;
+	fs16 len;
+} PACKED befs_disk_block_run;
+
+typedef struct {
 	u32 allocation_group;
 	u16 start;
 	u16 len;
 } PACKED befs_block_run;
 
+typedef befs_disk_block_run befs_disk_inode_addr;
 typedef befs_block_run befs_inode_addr;
 
 /*
@@ -97,31 +107,31 @@ typedef befs_block_run befs_inode_addr;
  */
 typedef struct {
 	char name[B_OS_NAME_LENGTH];
-	u32 magic1;
-	u32 fs_byte_order;
+	fs32 magic1;
+	fs32 fs_byte_order;
 
-	u32 block_size;
-	u32 block_shift;
+	fs32 block_size;
+	fs32 block_shift;
 
-	befs_off_t num_blocks;
-	befs_off_t used_blocks;
+	fs64 num_blocks;
+	fs64 used_blocks;
 
-	u32 inode_size;
+	fs32 inode_size;
 
-	u32 magic2;
-	u32 blocks_per_ag;
-	u32 ag_shift;
-	u32 num_ags;
+	fs32 magic2;
+	fs32 blocks_per_ag;
+	fs32 ag_shift;
+	fs32 num_ags;
 
-	u32 flags;
+	fs32 flags;
 
-	befs_block_run log_blocks;
-	befs_off_t log_start;
-	befs_off_t log_end;
+	befs_disk_block_run log_blocks;
+	fs64 log_start;
+	fs64 log_end;
 
-	u32 magic3;
-	befs_inode_addr root_dir;
-	befs_inode_addr indices;
+	fs32 magic3;
+	befs_disk_inode_addr root_dir;
+	befs_disk_inode_addr indices;
 
 } PACKED befs_super_block;
 
@@ -130,6 +140,16 @@ typedef struct {
  * be longer than one block!
  */
 typedef struct {
+	befs_disk_block_run direct[BEFS_NUM_DIRECT_BLOCKS];
+	fs64 max_direct_range;
+	befs_disk_block_run indirect;
+	fs64 max_indirect_range;
+	befs_disk_block_run double_indirect;
+	fs64 max_double_indirect_range;
+	fs64 size;
+} PACKED befs_disk_data_stream;
+
+typedef struct {
 	befs_block_run direct[BEFS_NUM_DIRECT_BLOCKS];
 	befs_off_t max_direct_range;
 	befs_block_run indirect;
@@ -141,35 +161,35 @@ typedef struct {
 
 /* Attribute */
 typedef struct {
-	u32 type;
-	u16 name_size;
-	u16 data_size;
+	fs32 type;
+	fs16 name_size;
+	fs16 data_size;
 	char name[1];
 } PACKED befs_small_data;
 
 /* Inode structure */
 typedef struct {
-	u32 magic1;
-	befs_inode_addr inode_num;
-	u32 uid;
-	u32 gid;
-	u32 mode;
-	u32 flags;
+	fs32 magic1;
+	befs_disk_inode_addr inode_num;
+	fs32 uid;
+	fs32 gid;
+	fs32 mode;
+	fs32 flags;
 	befs_time_t create_time;
 	befs_time_t last_modified_time;
-	befs_inode_addr parent;
-	befs_inode_addr attributes;
-	u32 type;
+	befs_disk_inode_addr parent;
+	befs_disk_inode_addr attributes;
+	fs32 type;
 
-	u32 inode_size;
-	u32 etc;		/* not use */
+	fs32 inode_size;
+	fs32 etc;		/* not use */
 
 	union {
-		befs_data_stream datastream;
+		befs_disk_data_stream datastream;
 		char symlink[BEFS_SYMLINK_LEN];
 	} data;
 
-	u32 pad[4];		/* not use */
+	fs32 pad[4];		/* not use */
 	befs_small_data small_data[1];
 } PACKED befs_inode;
 
@@ -190,6 +210,16 @@ enum btree_types {
 };
 
 typedef struct {
+	fs32 magic;
+	fs32 node_size;
+	fs32 max_depth;
+	fs32 data_type;
+	fs64 root_node_ptr;
+	fs64 free_node_ptr;
+	fs64 max_size;
+} PACKED befs_disk_btree_super;
+
+typedef struct {
 	u32 magic;
 	u32 node_size;
 	u32 max_depth;
@@ -203,11 +233,19 @@ typedef struct {
  * Header stucture of each btree node
  */
 typedef struct {
+	fs64 left;
+	fs64 right;
+	fs64 overflow;
+	fs16 all_key_count;
+	fs16 all_key_length;
+} PACKED befs_btree_nodehead;
+
+typedef struct {
 	befs_off_t left;
 	befs_off_t right;
 	befs_off_t overflow;
 	u16 all_key_count;
 	u16 all_key_length;
-} PACKED befs_btree_nodehead;
+} PACKED befs_host_btree_nodehead;
 
 #endif				/* _LINUX_BEFS_FS_TYPES */
diff --git a/fs/befs/btree.c b/fs/befs/btree.c
index 76e219799409..81b042ee24e6 100644
--- a/fs/befs/btree.c
+++ b/fs/befs/btree.c
@@ -30,7 +30,6 @@
 #include "befs.h"
 #include "btree.h"
 #include "datastream.h"
-#include "endian.h"
 
 /*
  * The btree functions in this file are built on top of the
@@ -80,7 +79,7 @@
  * In memory structure of each btree node
  */
 typedef struct {
-	befs_btree_nodehead head;	/* head of node converted to cpu byteorder */
+	befs_host_btree_nodehead head;	/* head of node converted to cpu byteorder */
 	struct buffer_head *bh;
 	befs_btree_nodehead *od_node;	/* on disk node */
 } befs_btree_node;
@@ -102,9 +101,9 @@ static int befs_bt_read_node(struct super_block *sb, befs_data_stream * ds,
 
 static int befs_leafnode(befs_btree_node * node);
 
-static u16 *befs_bt_keylen_index(befs_btree_node * node);
+static fs16 *befs_bt_keylen_index(befs_btree_node * node);
 
-static befs_off_t *befs_bt_valarray(befs_btree_node * node);
+static fs64 *befs_bt_valarray(befs_btree_node * node);
 
 static char *befs_bt_keydata(befs_btree_node * node);
 
@@ -136,7 +135,7 @@ befs_bt_read_super(struct super_block *sb, befs_data_stream * ds,
 		   befs_btree_super * sup)
 {
 	struct buffer_head *bh = NULL;
-	befs_btree_super *od_sup = NULL;
+	befs_disk_btree_super *od_sup = NULL;
 
 	befs_debug(sb, "---> befs_btree_read_super()");
 
@@ -146,7 +145,7 @@ befs_bt_read_super(struct super_block *sb, befs_data_stream * ds,
 		befs_error(sb, "Couldn't read index header.");
 		goto error;
 	}
-	od_sup = (befs_btree_super *) bh->b_data;
+	od_sup = (befs_disk_btree_super *) bh->b_data;
 	befs_dump_index_entry(sb, od_sup);
 
 	sup->magic = fs32_to_cpu(sb, od_sup->magic);
@@ -342,7 +341,7 @@ befs_find_key(struct super_block *sb, befs_btree_node * node,
 	u16 keylen;
 	int findkey_len;
 	char *thiskey;
-	befs_off_t *valarray;
+	fs64 *valarray;
 
 	befs_debug(sb, "---> befs_find_key() %s", findkey);
 
@@ -422,7 +421,7 @@ befs_btree_read(struct super_block *sb, befs_data_stream * ds,
 	befs_btree_super bt_super;
 	befs_off_t node_off = 0;
 	int cur_key;
-	befs_off_t *valarray;
+	fs64 *valarray;
 	char *keystart;
 	u16 keylen;
 	int res;
@@ -572,7 +571,7 @@ befs_btree_seekleaf(struct super_block *sb, befs_data_stream * ds,
 				   this_node->head.overflow);
 			*node_off = this_node->head.overflow;
 		} else {
-			befs_off_t *valarray = befs_bt_valarray(this_node);
+			fs64 *valarray = befs_bt_valarray(this_node);
 			*node_off = fs64_to_cpu(sb, valarray[0]);
 		}
 		if (befs_bt_read_node(sb, ds, this_node, *node_off) != BEFS_OK) {
@@ -622,7 +621,7 @@ befs_leafnode(befs_btree_node * node)
  *
  * Except that rounding up to 8 works, and rounding up to 4 doesn't.
  */
-static u16 *
+static fs16 *
 befs_bt_keylen_index(befs_btree_node * node)
 {
 	const int keylen_align = 8;
@@ -633,7 +632,7 @@ befs_bt_keylen_index(befs_btree_node * node)
 	if (tmp)
 		off += keylen_align - tmp;
 
-	return (u16 *) ((void *) node->od_node + off);
+	return (fs16 *) ((void *) node->od_node + off);
 }
 
 /**
@@ -643,13 +642,13 @@ befs_bt_keylen_index(befs_btree_node * node)
  * Returns a pointer to the start of the value array
  * of the node pointed to by the node header
  */
-static befs_off_t *
+static fs64 *
 befs_bt_valarray(befs_btree_node * node)
 {
 	void *keylen_index_start = (void *) befs_bt_keylen_index(node);
-	size_t keylen_index_size = node->head.all_key_count * sizeof (u16);
+	size_t keylen_index_size = node->head.all_key_count * sizeof (fs16);
 
-	return (befs_off_t *) (keylen_index_start + keylen_index_size);
+	return (fs64 *) (keylen_index_start + keylen_index_size);
 }
 
 /**
@@ -681,7 +680,7 @@ befs_bt_get_key(struct super_block *sb, befs_btree_node * node,
 {
 	int prev_key_end;
 	char *keystart;
-	u16 *keylen_index;
+	fs16 *keylen_index;
 
 	if (index < 0 || index > node->head.all_key_count) {
 		*keylen = 0;
diff --git a/fs/befs/datastream.c b/fs/befs/datastream.c
index b7d6b920f65f..aacb4da6298a 100644
--- a/fs/befs/datastream.c
+++ b/fs/befs/datastream.c
@@ -18,7 +18,6 @@
 #include "befs.h"
 #include "datastream.h"
 #include "io.h"
-#include "endian.h"
 
 const befs_inode_addr BAD_IADDR = { 0, 0, 0 };
 
@@ -312,7 +311,7 @@ befs_find_brun_indirect(struct super_block *sb,
 	befs_blocknr_t indir_start_blk;
 	befs_blocknr_t search_blk;
 	struct buffer_head *indirblock;
-	befs_block_run *array;
+	befs_disk_block_run *array;
 
 	befs_block_run indirect = data->indirect;
 	befs_blocknr_t indirblockno = iaddr2blockno(sb, &indirect);
@@ -334,7 +333,7 @@ befs_find_brun_indirect(struct super_block *sb,
 			return BEFS_ERR;
 		}
 
-		array = (befs_block_run *) indirblock->b_data;
+		array = (befs_disk_block_run *) indirblock->b_data;
 
 		for (j = 0; j < arraylen; ++j) {
 			int len = fs16_to_cpu(sb, array[j].len);
@@ -427,7 +426,7 @@ befs_find_brun_dblindirect(struct super_block *sb,
 	struct buffer_head *dbl_indir_block;
 	struct buffer_head *indir_block;
 	befs_block_run indir_run;
-	befs_inode_addr *iaddr_array = NULL;
+	befs_disk_inode_addr *iaddr_array = NULL;
 	befs_sb_info *befs_sb = BEFS_SB(sb);
 
 	befs_blocknr_t indir_start_blk =
@@ -482,7 +481,7 @@ befs_find_brun_dblindirect(struct super_block *sb,
 
 	dbl_block_indx =
 	    dblindir_indx - (dbl_which_block * befs_iaddrs_per_block(sb));
-	iaddr_array = (befs_inode_addr *) dbl_indir_block->b_data;
+	iaddr_array = (befs_disk_inode_addr *) dbl_indir_block->b_data;
 	indir_run = fsrun_to_cpu(sb, iaddr_array[dbl_block_indx]);
 	brelse(dbl_indir_block);
 	iaddr_array = NULL;
@@ -507,7 +506,7 @@ befs_find_brun_dblindirect(struct super_block *sb,
 	}
 
 	block_indx = indir_indx - (which_block * befs_iaddrs_per_block(sb));
-	iaddr_array = (befs_inode_addr *) indir_block->b_data;
+	iaddr_array = (befs_disk_inode_addr *) indir_block->b_data;
 	*run = fsrun_to_cpu(sb, iaddr_array[block_indx]);
 	brelse(indir_block);
 	iaddr_array = NULL;
diff --git a/fs/befs/debug.c b/fs/befs/debug.c
index 875cc0aa318c..e831a8f30849 100644
--- a/fs/befs/debug.c
+++ b/fs/befs/debug.c
@@ -21,7 +21,6 @@
 #endif				/* __KERNEL__ */
 
 #include "befs.h"
-#include "endian.h"
 
 #define ERRBUFSIZE 1024
 
@@ -125,7 +124,7 @@ befs_dump_inode(const struct super_block *sb, befs_inode * inode)
 	befs_debug(sb, "  type %08x", fs32_to_cpu(sb, inode->type));
 	befs_debug(sb, "  inode_size %u", fs32_to_cpu(sb, inode->inode_size));
 
-	if (S_ISLNK(inode->mode)) {
+	if (S_ISLNK(fs32_to_cpu(sb, inode->mode))) {
 		befs_debug(sb, "  Symbolic link [%s]", inode->data.symlink);
 	} else {
 		int i;
@@ -231,21 +230,20 @@ befs_dump_small_data(const struct super_block *sb, befs_small_data * sd)
 
 /* unused */
 void
-befs_dump_run(const struct super_block *sb, befs_block_run run)
+befs_dump_run(const struct super_block *sb, befs_disk_block_run run)
 {
 #ifdef CONFIG_BEFS_DEBUG
 
-	run = fsrun_to_cpu(sb, run);
+	befs_block_run n = fsrun_to_cpu(sb, run);
 
-	befs_debug(sb, "[%u, %hu, %hu]",
-		   run.allocation_group, run.start, run.len);
+	befs_debug(sb, "[%u, %hu, %hu]", n.allocation_group, n.start, n.len);
 
 #endif				//CONFIG_BEFS_DEBUG
 }
 #endif  /*  0  */
 
 void
-befs_dump_index_entry(const struct super_block *sb, befs_btree_super * super)
+befs_dump_index_entry(const struct super_block *sb, befs_disk_btree_super * super)
 {
 #ifdef CONFIG_BEFS_DEBUG
 
diff --git a/fs/befs/endian.h b/fs/befs/endian.h
index 9ecaea4e3325..e254a20869f4 100644
--- a/fs/befs/endian.h
+++ b/fs/befs/endian.h
@@ -10,85 +10,84 @@
 #define LINUX_BEFS_ENDIAN
 
 #include <linux/byteorder/generic.h>
-#include "befs.h"
 
 static inline u64
-fs64_to_cpu(const struct super_block *sb, u64 n)
+fs64_to_cpu(const struct super_block *sb, fs64 n)
 {
 	if (BEFS_SB(sb)->byte_order == BEFS_BYTESEX_LE)
-		return le64_to_cpu(n);
+		return le64_to_cpu((__force __le64)n);
 	else
-		return be64_to_cpu(n);
+		return be64_to_cpu((__force __be64)n);
 }
 
-static inline u64
+static inline fs64
 cpu_to_fs64(const struct super_block *sb, u64 n)
 {
 	if (BEFS_SB(sb)->byte_order == BEFS_BYTESEX_LE)
-		return cpu_to_le64(n);
+		return (__force fs64)cpu_to_le64(n);
 	else
-		return cpu_to_be64(n);
+		return (__force fs64)cpu_to_be64(n);
 }
 
 static inline u32
-fs32_to_cpu(const struct super_block *sb, u32 n)
+fs32_to_cpu(const struct super_block *sb, fs32 n)
 {
 	if (BEFS_SB(sb)->byte_order == BEFS_BYTESEX_LE)
-		return le32_to_cpu(n);
+		return le32_to_cpu((__force __le32)n);
 	else
-		return be32_to_cpu(n);
+		return be32_to_cpu((__force __be32)n);
 }
 
-static inline u32
+static inline fs32
 cpu_to_fs32(const struct super_block *sb, u32 n)
 {
 	if (BEFS_SB(sb)->byte_order == BEFS_BYTESEX_LE)
-		return cpu_to_le32(n);
+		return (__force fs32)cpu_to_le32(n);
 	else
-		return cpu_to_be32(n);
+		return (__force fs32)cpu_to_be32(n);
 }
 
 static inline u16
-fs16_to_cpu(const struct super_block *sb, u16 n)
+fs16_to_cpu(const struct super_block *sb, fs16 n)
 {
 	if (BEFS_SB(sb)->byte_order == BEFS_BYTESEX_LE)
-		return le16_to_cpu(n);
+		return le16_to_cpu((__force __le16)n);
 	else
-		return be16_to_cpu(n);
+		return be16_to_cpu((__force __be16)n);
 }
 
-static inline u16
+static inline fs16
 cpu_to_fs16(const struct super_block *sb, u16 n)
 {
 	if (BEFS_SB(sb)->byte_order == BEFS_BYTESEX_LE)
-		return cpu_to_le16(n);
+		return (__force fs16)cpu_to_le16(n);
 	else
-		return cpu_to_be16(n);
+		return (__force fs16)cpu_to_be16(n);
 }
 
 /* Composite types below here */
 
 static inline befs_block_run
-fsrun_to_cpu(const struct super_block *sb, befs_block_run n)
+fsrun_to_cpu(const struct super_block *sb, befs_disk_block_run n)
 {
 	befs_block_run run;
 
 	if (BEFS_SB(sb)->byte_order == BEFS_BYTESEX_LE) {
-		run.allocation_group = le32_to_cpu(n.allocation_group);
-		run.start = le16_to_cpu(n.start);
-		run.len = le16_to_cpu(n.len);
+		run.allocation_group = le32_to_cpu((__force __le32)n.allocation_group);
+		run.start = le16_to_cpu((__force __le16)n.start);
+		run.len = le16_to_cpu((__force __le16)n.len);
 	} else {
-		run.allocation_group = be32_to_cpu(n.allocation_group);
-		run.start = be16_to_cpu(n.start);
-		run.len = be16_to_cpu(n.len);
+		run.allocation_group = be32_to_cpu((__force __be32)n.allocation_group);
+		run.start = be16_to_cpu((__force __be16)n.start);
+		run.len = be16_to_cpu((__force __be16)n.len);
 	}
 	return run;
 }
 
-static inline befs_block_run
+static inline befs_disk_block_run
 cpu_to_fsrun(const struct super_block *sb, befs_block_run n)
 {
-	befs_block_run run;
+	befs_disk_block_run run;
 
 	if (BEFS_SB(sb)->byte_order == BEFS_BYTESEX_LE) {
 		run.allocation_group = cpu_to_le32(n.allocation_group);
@@ -103,7 +102,7 @@ cpu_to_fsrun(const struct super_block *sb, befs_block_run n)
 }
 
 static inline befs_data_stream
-fsds_to_cpu(const struct super_block *sb, befs_data_stream n)
+fsds_to_cpu(const struct super_block *sb, befs_disk_data_stream n)
 {
 	befs_data_stream data;
 	int i;
diff --git a/fs/befs/inode.c b/fs/befs/inode.c
index d41c9247ae8a..94c17f9a9576 100644
--- a/fs/befs/inode.c
+++ b/fs/befs/inode.c
@@ -8,7 +8,6 @@
 
 #include "befs.h"
 #include "inode.h"
-#include "endian.h"
 
 /*
 	Validates the correctness of the befs inode
diff --git a/fs/befs/linuxvfs.c b/fs/befs/linuxvfs.c
index 57020c7a7e65..07f7144f0e2e 100644
--- a/fs/befs/linuxvfs.c
+++ b/fs/befs/linuxvfs.c
@@ -22,7 +22,6 @@
 #include "datastream.h"
 #include "super.h"
 #include "io.h"
-#include "endian.h"
 
 MODULE_DESCRIPTION("BeOS File System (BeFS) driver");
 MODULE_AUTHOR("Will Dyson");
diff --git a/fs/befs/super.c b/fs/befs/super.c
index 4557acbac528..8c3401ff6d6a 100644
--- a/fs/befs/super.c
+++ b/fs/befs/super.c
@@ -11,7 +11,6 @@
 
 #include "befs.h"
 #include "super.h"
-#include "endian.h"
 
 /**
  * load_befs_sb -- Read from disk and properly byteswap all the fields
diff --git a/fs/buffer.c b/fs/buffer.c
index 16cfbcd254f1..eeb8ac1aa856 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -701,7 +701,10 @@ EXPORT_SYMBOL(mark_buffer_dirty_inode);
  */
 int __set_page_dirty_buffers(struct page *page)
 {
-	struct address_space * const mapping = page->mapping;
+	struct address_space * const mapping = page_mapping(page);
+
+	if (unlikely(!mapping))
+		return !TestSetPageDirty(page);
 
 	spin_lock(&mapping->private_lock);
 	if (page_has_buffers(page)) {
diff --git a/fs/compat.c b/fs/compat.c
index 4d3fbcb2ddb1..50624d4a70c6 100644
--- a/fs/compat.c
+++ b/fs/compat.c
@@ -1316,7 +1316,7 @@ compat_sys_vmsplice(int fd, const struct compat_iovec __user *iov32,
 		    unsigned int nr_segs, unsigned int flags)
 {
 	unsigned i;
-	struct iovec *iov;
+	struct iovec __user *iov;
 	if (nr_segs > UIO_MAXIOV)
 		return -EINVAL;
 	iov = compat_alloc_user_space(nr_segs * sizeof(struct iovec));
diff --git a/fs/dlm/lowcomms.c b/fs/dlm/lowcomms.c
index 23f5ce12080b..7bcea7c5addb 100644
--- a/fs/dlm/lowcomms.c
+++ b/fs/dlm/lowcomms.c
@@ -174,7 +174,7 @@ static int nodeid_to_addr(int nodeid, struct sockaddr *retaddr)
 	return 0;
 }
 
-static struct nodeinfo *nodeid2nodeinfo(int nodeid, int alloc)
+static struct nodeinfo *nodeid2nodeinfo(int nodeid, gfp_t alloc)
 {
 	struct nodeinfo *ni;
 	int r;
@@ -726,7 +726,7 @@ static int init_sock(void)
 }
 
 
-static struct writequeue_entry *new_writequeue_entry(int allocation)
+static struct writequeue_entry *new_writequeue_entry(gfp_t allocation)
 {
 	struct writequeue_entry *entry;
 
@@ -748,7 +748,7 @@ static struct writequeue_entry *new_writequeue_entry(int allocation)
 	return entry;
 }
 
-void *dlm_lowcomms_get_buffer(int nodeid, int len, int allocation, char **ppc)
+void *dlm_lowcomms_get_buffer(int nodeid, int len, gfp_t allocation, char **ppc)
 {
 	struct writequeue_entry *e;
 	int offset = 0;
diff --git a/fs/dlm/lowcomms.h b/fs/dlm/lowcomms.h
index 6c04bb09cfa8..2d045e0daae1 100644
--- a/fs/dlm/lowcomms.h
+++ b/fs/dlm/lowcomms.h
@@ -19,7 +19,7 @@ void dlm_lowcomms_exit(void);
 int dlm_lowcomms_start(void);
 void dlm_lowcomms_stop(void);
 int dlm_lowcomms_close(int nodeid);
-void *dlm_lowcomms_get_buffer(int nodeid, int len, int allocation, char **ppc);
+void *dlm_lowcomms_get_buffer(int nodeid, int len, gfp_t allocation, char **ppc);
 void dlm_lowcomms_commit_buffer(void *mh);
 
 #endif				/* __LOWCOMMS_DOT_H__ */
diff --git a/fs/fat/inode.c b/fs/fat/inode.c
index 045738032a83..4613cb202170 100644
--- a/fs/fat/inode.c
+++ b/fs/fat/inode.c
@@ -384,7 +384,7 @@ static int fat_fill_inode(struct inode *inode, struct msdos_dir_entry *de)
 				      le16_to_cpu(de->cdate)) + secs;
 		inode->i_ctime.tv_nsec = csecs * 10000000;
 		inode->i_atime.tv_sec =
-			date_dos2unix(le16_to_cpu(0), le16_to_cpu(de->adate));
+			date_dos2unix(0, le16_to_cpu(de->adate));
 		inode->i_atime.tv_nsec = 0;
 	} else
 		inode->i_ctime = inode->i_atime = inode->i_mtime;
diff --git a/fs/hpfs/inode.c b/fs/hpfs/inode.c
index bcf6ee36e065..7faef8544f32 100644
--- a/fs/hpfs/inode.c
+++ b/fs/hpfs/inode.c
@@ -60,14 +60,14 @@ void hpfs_read_inode(struct inode *i)
 	if (hpfs_sb(i->i_sb)->sb_eas) {
 		if ((ea = hpfs_get_ea(i->i_sb, fnode, "UID", &ea_size))) {
 			if (ea_size == 2) {
-				i->i_uid = le16_to_cpu(*(u16*)ea);
+				i->i_uid = le16_to_cpu(*(__le16*)ea);
 				hpfs_inode->i_ea_uid = 1;
 			}
 			kfree(ea);
 		}
 		if ((ea = hpfs_get_ea(i->i_sb, fnode, "GID", &ea_size))) {
 			if (ea_size == 2) {
-				i->i_gid = le16_to_cpu(*(u16*)ea);
+				i->i_gid = le16_to_cpu(*(__le16*)ea);
 				hpfs_inode->i_ea_gid = 1;
 			}
 			kfree(ea);
@@ -87,7 +87,7 @@ void hpfs_read_inode(struct inode *i)
 			int rdev = 0;
 			umode_t mode = hpfs_sb(sb)->sb_mode;
 			if (ea_size == 2) {
-				mode = le16_to_cpu(*(u16*)ea);
+				mode = le16_to_cpu(*(__le16*)ea);
 				hpfs_inode->i_ea_mode = 1;
 			}
 			kfree(ea);
@@ -95,7 +95,7 @@ void hpfs_read_inode(struct inode *i)
 			if (S_ISBLK(mode) || S_ISCHR(mode)) {
 				if ((ea = hpfs_get_ea(i->i_sb, fnode, "DEV", &ea_size))) {
 					if (ea_size == 4)
-						rdev = le32_to_cpu(*(u32*)ea);
+						rdev = le32_to_cpu(*(__le32*)ea);
 					kfree(ea);
 				}
 			}
@@ -148,7 +148,7 @@ static void hpfs_write_inode_ea(struct inode *i, struct fnode *fnode)
 		   we'd better not overwrite them
 		hpfs_error(i->i_sb, "fnode %08x has some unknown HPFS386 stuctures", i->i_ino);
 	} else*/ if (hpfs_sb(i->i_sb)->sb_eas >= 2) {
-		u32 ea;
+		__le32 ea;
 		if ((i->i_uid != hpfs_sb(i->i_sb)->sb_uid) || hpfs_inode->i_ea_uid) {
 			ea = cpu_to_le32(i->i_uid);
 			hpfs_set_ea(i, fnode, "UID", (char*)&ea, 2);
@@ -165,6 +165,7 @@ static void hpfs_write_inode_ea(struct inode *i, struct fnode *fnode)
 			  && i->i_mode != ((hpfs_sb(i->i_sb)->sb_mode & ~(S_ISDIR(i->i_mode) ? 0222 : 0333))
 			  | (S_ISDIR(i->i_mode) ? S_IFDIR : S_IFREG))) || hpfs_inode->i_ea_mode) {
 				ea = cpu_to_le32(i->i_mode);
+				/* sick, but legal */
 				hpfs_set_ea(i, fnode, "MODE", (char *)&ea, 2);
 				hpfs_inode->i_ea_mode = 1;
 			}
diff --git a/fs/hppfs/hppfs_kern.c b/fs/hppfs/hppfs_kern.c
index dcb6d2e988b8..642675fc394a 100644
--- a/fs/hppfs/hppfs_kern.c
+++ b/fs/hppfs/hppfs_kern.c
@@ -572,7 +572,7 @@ struct hppfs_dirent {
 };
 
 static int hppfs_filldir(void *d, const char *name, int size,
-			 loff_t offset, ino_t inode, unsigned int type)
+			 loff_t offset, u64 inode, unsigned int type)
 {
 	struct hppfs_dirent *dirent = d;
 
diff --git a/fs/inode.c b/fs/inode.c
index bf6bec4e54ff..d9a21d122926 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -162,7 +162,7 @@ static struct inode *alloc_inode(struct super_block *sb)
 				bdi = sb->s_bdev->bd_inode->i_mapping->backing_dev_info;
 			mapping->backing_dev_info = bdi;
 		}
-		inode->i_private = 0;
+		inode->i_private = NULL;
 		inode->i_mapping = mapping;
 	}
 	return inode;
diff --git a/fs/isofs/joliet.c b/fs/isofs/joliet.c
index 81a90e170ac3..fb8fe7a9ddc6 100644
--- a/fs/isofs/joliet.c
+++ b/fs/isofs/joliet.c
@@ -14,9 +14,9 @@
  * Convert Unicode 16 to UTF-8 or ASCII.
  */
 static int
-uni16_to_x8(unsigned char *ascii, u16 *uni, int len, struct nls_table *nls)
+uni16_to_x8(unsigned char *ascii, __be16 *uni, int len, struct nls_table *nls)
 {
-	wchar_t *ip, ch;
+	__be16 *ip, ch;
 	unsigned char *op;
 
 	ip = uni;
@@ -24,8 +24,8 @@ uni16_to_x8(unsigned char *ascii, u16 *uni, int len, struct nls_table *nls)
 
 	while ((ch = get_unaligned(ip)) && len) {
 		int llen;
-		ch = be16_to_cpu(ch);
-		if ((llen = nls->uni2char(ch, op, NLS_MAX_CHARSET_SIZE)) > 0)
+		llen = nls->uni2char(be16_to_cpu(ch), op, NLS_MAX_CHARSET_SIZE);
+		if (llen > 0)
 			op += llen;
 		else
 			*op++ = '?';
@@ -82,7 +82,7 @@ get_joliet_filename(struct iso_directory_record * de, unsigned char *outname, st
 		len = wcsntombs_be(outname, de->name,
 				   de->name_len[0] >> 1, PAGE_SIZE);
 	} else {
-		len = uni16_to_x8(outname, (u16 *) de->name,
+		len = uni16_to_x8(outname, (__be16 *) de->name,
 				  de->name_len[0] >> 1, nls);
 	}
 	if ((len > 2) && (outname[len-2] == ';') && (outname[len-1] == '1')) {
diff --git a/fs/ncpfs/ioctl.c b/fs/ncpfs/ioctl.c
index a89ac84a8241..589d1eac55c1 100644
--- a/fs/ncpfs/ioctl.c
+++ b/fs/ncpfs/ioctl.c
@@ -726,7 +726,7 @@ outrel:
 				struct compat_ncp_privatedata_ioctl user32;
 				user32.len = user.len;
 				user32.data = (unsigned long) user.data;
-				if (copy_to_user(&user32, argp, sizeof(user32)))
+				if (copy_to_user(argp, &user32, sizeof(user32)))
 					return -EFAULT;
 			} else
 #endif
diff --git a/fs/nfs/client.c b/fs/nfs/client.c
index 6e4e48c5092a..34c3996bd0f5 100644
--- a/fs/nfs/client.c
+++ b/fs/nfs/client.c
@@ -322,25 +322,11 @@ found_client:
 	if (new)
 		nfs_free_client(new);
 
-	if (clp->cl_cons_state == NFS_CS_INITING) {
-		DECLARE_WAITQUEUE(myself, current);
-
-		add_wait_queue(&nfs_client_active_wq, &myself);
-
-		for (;;) {
-			set_current_state(TASK_INTERRUPTIBLE);
-			if (signal_pending(current) ||
-			    clp->cl_cons_state > NFS_CS_READY)
-				break;
-			schedule();
-		}
-
-		remove_wait_queue(&nfs_client_active_wq, &myself);
-
-		if (signal_pending(current)) {
-			nfs_put_client(clp);
-			return ERR_PTR(-ERESTARTSYS);
-		}
+	error = wait_event_interruptible(nfs_client_active_wq,
+				clp->cl_cons_state != NFS_CS_INITING);
+	if (error < 0) {
+		nfs_put_client(clp);
+		return ERR_PTR(-ERESTARTSYS);
 	}
 
 	if (clp->cl_cons_state < NFS_CS_READY) {
diff --git a/fs/nfsd/nfssvc.c b/fs/nfsd/nfssvc.c
index 6fa6340a5fb8..013b38996e64 100644
--- a/fs/nfsd/nfssvc.c
+++ b/fs/nfsd/nfssvc.c
@@ -217,7 +217,7 @@ int nfsd_create_serv(void)
 
 	atomic_set(&nfsd_busy, 0);
 	nfsd_serv = svc_create_pooled(&nfsd_program,
-				      NFSD_BUFSIZE - NFSSVC_MAXBLKSIZE + nfsd_max_blksize,
+				      nfsd_max_blksize,
 				      nfsd_last_thread,
 				      nfsd, SIG_NOCLEAN, THIS_MODULE);
 	if (nfsd_serv == NULL)
diff --git a/fs/partitions/msdos.c b/fs/partitions/msdos.c
index 4f8df71e49d3..8c7af1777819 100644
--- a/fs/partitions/msdos.c
+++ b/fs/partitions/msdos.c
@@ -32,13 +32,11 @@
 #include <asm/unaligned.h>
 
 #define SYS_IND(p)	(get_unaligned(&p->sys_ind))
-#define NR_SECTS(p)	({ __typeof__(p->nr_sects) __a =	\
-				get_unaligned(&p->nr_sects);	\
+#define NR_SECTS(p)	({ __le32 __a =	get_unaligned(&p->nr_sects);	\
 				le32_to_cpu(__a); \
 			})
 
-#define START_SECT(p)	({ __typeof__(p->start_sect) __a =	\
-				get_unaligned(&p->start_sect);	\
+#define START_SECT(p)	({ __le32 __a =	get_unaligned(&p->start_sect);	\
 				le32_to_cpu(__a); \
 			})
 
diff --git a/fs/proc/proc_misc.c b/fs/proc/proc_misc.c
index 8d88e58ed5cc..93c43b676e59 100644
--- a/fs/proc/proc_misc.c
+++ b/fs/proc/proc_misc.c
@@ -647,7 +647,7 @@ static ssize_t write_sysrq_trigger(struct file *file, const char __user *buf,
 
 		if (get_user(c, buf))
 			return -EFAULT;
-		__handle_sysrq(c, NULL, NULL, 0);
+		__handle_sysrq(c, NULL, 0);
 	}
 	return count;
 }
diff --git a/fs/reiserfs/bitmap.c b/fs/reiserfs/bitmap.c
index 1bfae42117ca..e3d466a228d4 100644
--- a/fs/reiserfs/bitmap.c
+++ b/fs/reiserfs/bitmap.c
@@ -1304,8 +1304,8 @@ struct buffer_head *reiserfs_read_bitmap_block(struct super_block *sb,
 
 	bh = sb_bread(sb, block);
 	if (bh == NULL)
-		reiserfs_warning(sb, "sh-2029: %s: bitmap block (#%lu) "
-		                 "reading failed", __FUNCTION__, bh->b_blocknr);
+		reiserfs_warning(sb, "sh-2029: %s: bitmap block (#%u) "
+		                 "reading failed", __FUNCTION__, block);
 	else {
 		if (buffer_locked(bh)) {
 			PROC_INFO_INC(sb, scan_bitmap.wait);
diff --git a/fs/udf/super.c b/fs/udf/super.c
index 1d3b5d2070e5..1aea6a4f9a4a 100644
--- a/fs/udf/super.c
+++ b/fs/udf/super.c
@@ -1621,9 +1621,10 @@ static int udf_fill_super(struct super_block *sb, void *options, int silent)
 		goto error_out;
 	}
 
-	if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_READ_ONLY)
+	if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_READ_ONLY) {
 		printk("UDF-fs: Partition marked readonly; forcing readonly mount\n");
 		sb->s_flags |= MS_RDONLY;
+	}
 
 	if ( udf_find_fileset(sb, &fileset, &rootdir) )
 	{
diff --git a/fs/ufs/util.c b/fs/ufs/util.c
index 22f820a9b15c..17437574f79c 100644
--- a/fs/ufs/util.c
+++ b/fs/ufs/util.c
@@ -184,14 +184,13 @@ void _ubh_memcpyubh_(struct ufs_sb_private_info * uspi,
 dev_t
 ufs_get_inode_dev(struct super_block *sb, struct ufs_inode_info *ufsi)
 {
-	__fs32 fs32;
+	__u32 fs32;
 	dev_t dev;
 
 	if ((UFS_SB(sb)->s_flags & UFS_ST_MASK) == UFS_ST_SUNx86)
-		fs32 = ufsi->i_u1.i_data[1];
+		fs32 = fs32_to_cpu(sb, ufsi->i_u1.i_data[1]);
 	else
-		fs32 = ufsi->i_u1.i_data[0];
-	fs32 = fs32_to_cpu(sb, fs32);
+		fs32 = fs32_to_cpu(sb, ufsi->i_u1.i_data[0]);
 	switch (UFS_SB(sb)->s_flags & UFS_ST_MASK) {
 	case UFS_ST_SUNx86:
 	case UFS_ST_SUN:
@@ -212,7 +211,7 @@ ufs_get_inode_dev(struct super_block *sb, struct ufs_inode_info *ufsi)
 void
 ufs_set_inode_dev(struct super_block *sb, struct ufs_inode_info *ufsi, dev_t dev)
 {
-	__fs32 fs32;
+	__u32 fs32;
 
 	switch (UFS_SB(sb)->s_flags & UFS_ST_MASK) {
 	case UFS_ST_SUNx86:
@@ -227,11 +226,10 @@ ufs_set_inode_dev(struct super_block *sb, struct ufs_inode_info *ufsi, dev_t dev
 		fs32 = old_encode_dev(dev);
 		break;
 	}
-	fs32 = cpu_to_fs32(sb, fs32);
 	if ((UFS_SB(sb)->s_flags & UFS_ST_MASK) == UFS_ST_SUNx86)
-		ufsi->i_u1.i_data[1] = fs32;
+		ufsi->i_u1.i_data[1] = cpu_to_fs32(sb, fs32);
 	else
-		ufsi->i_u1.i_data[0] = fs32;
+		ufsi->i_u1.i_data[0] = cpu_to_fs32(sb, fs32);
 }
 
 /**
diff --git a/fs/xattr.c b/fs/xattr.c
index c32f15b5f60f..395635100f77 100644
--- a/fs/xattr.c
+++ b/fs/xattr.c
@@ -135,6 +135,26 @@ vfs_getxattr(struct dentry *dentry, char *name, void *value, size_t size)
 }
 EXPORT_SYMBOL_GPL(vfs_getxattr);
 
+ssize_t
+vfs_listxattr(struct dentry *d, char *list, size_t size)
+{
+	ssize_t error;
+
+	error = security_inode_listxattr(d);
+	if (error)
+		return error;
+	error = -EOPNOTSUPP;
+	if (d->d_inode->i_op && d->d_inode->i_op->listxattr) {
+		error = d->d_inode->i_op->listxattr(d, list, size);
+	} else {
+		error = security_inode_listsecurity(d->d_inode, list, size);
+		if (size && error > size)
+			error = -ERANGE;
+	}
+	return error;
+}
+EXPORT_SYMBOL_GPL(vfs_listxattr);
+
 int
 vfs_removexattr(struct dentry *dentry, char *name)
 {
@@ -346,17 +366,7 @@ listxattr(struct dentry *d, char __user *list, size_t size)
 			return -ENOMEM;
 	}
 
-	error = security_inode_listxattr(d);
-	if (error)
-		goto out;
-	error = -EOPNOTSUPP;
-	if (d->d_inode->i_op && d->d_inode->i_op->listxattr) {
-		error = d->d_inode->i_op->listxattr(d, klist, size);
-	} else {
-		error = security_inode_listsecurity(d->d_inode, klist, size);
-		if (size && error > size)
-			error = -ERANGE;
-	}
+	error = vfs_listxattr(d, klist, size);
 	if (error > 0) {
 		if (size && copy_to_user(list, klist, error))
 			error = -EFAULT;
@@ -365,7 +375,6 @@ listxattr(struct dentry *d, char __user *list, size_t size)
 		   than XATTR_LIST_MAX bytes. Not possible. */
 		error = -E2BIG;
 	}
-out:
 	kfree(klist);
 	return error;
 }
diff --git a/include/acpi/aclocal.h b/include/acpi/aclocal.h
index a4d0e73d5aca..063c4b54290f 100644
--- a/include/acpi/aclocal.h
+++ b/include/acpi/aclocal.h
@@ -708,7 +708,7 @@ struct acpi_bit_register_info {
  * must be preserved.
  */
 #define ACPI_PM1_STATUS_PRESERVED_BITS          0x0800	/* Bit 11 */
-#define ACPI_PM1_CONTROL_PRESERVED_BITS         0x0201	/* Bit 9, Bit 0 (SCI_EN) */
+#define ACPI_PM1_CONTROL_PRESERVED_BITS         0x0200	/* Bit 9 (whatever) */
 
 /*
  * Register IDs
diff --git a/include/asm-alpha/irq_regs.h b/include/asm-alpha/irq_regs.h
new file mode 100644
index 000000000000..3dd9c0b70270
--- /dev/null
+++ b/include/asm-alpha/irq_regs.h
@@ -0,0 +1 @@
+#include <asm-generic/irq_regs.h>
diff --git a/include/asm-alpha/machvec.h b/include/asm-alpha/machvec.h
index aced22f91752..a86c083cdf7f 100644
--- a/include/asm-alpha/machvec.h
+++ b/include/asm-alpha/machvec.h
@@ -15,7 +15,6 @@
 
 struct task_struct;
 struct mm_struct;
-struct pt_regs;
 struct vm_area_struct;
 struct linux_hose_info;
 struct pci_dev;
@@ -79,8 +78,8 @@ struct alpha_machine_vector
 
 	void (*update_irq_hw)(unsigned long, unsigned long, int);
 	void (*ack_irq)(unsigned long);
-	void (*device_interrupt)(unsigned long vector, struct pt_regs *regs);
-	void (*machine_check)(u64 vector, u64 la, struct pt_regs *regs);
+	void (*device_interrupt)(unsigned long vector);
+	void (*machine_check)(u64 vector, u64 la);
 
 	void (*smp_callin)(void);
 	void (*init_arch)(void);
diff --git a/include/asm-arm/arch-clps711x/time.h b/include/asm-arm/arch-clps711x/time.h
index 0e4a3901d3b3..5edaae1c61d3 100644
--- a/include/asm-arm/arch-clps711x/time.h
+++ b/include/asm-arm/arch-clps711x/time.h
@@ -26,8 +26,9 @@ extern void clps711x_setup_timer(void);
  * IRQ handler for the timer
  */
 static irqreturn_t
-p720t_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+p720t_timer_interrupt(int irq, void *dev_id)
 {
+	struct pt_regs *regs = get_irq_regs();
 	do_leds();
 	do_timer(1);
 #ifndef CONFIG_SMP
diff --git a/include/asm-arm/arch-imx/imx-dma.h b/include/asm-arm/arch-imx/imx-dma.h
index 599f03e5a9ef..5b1066da4e1f 100644
--- a/include/asm-arm/arch-imx/imx-dma.h
+++ b/include/asm-arm/arch-imx/imx-dma.h
@@ -45,8 +45,8 @@
 
 struct imx_dma_channel {
 	const char *name;
-	void (*irq_handler) (int, void *, struct pt_regs *);
-	void (*err_handler) (int, void *, struct pt_regs *, int errcode);
+	void (*irq_handler) (int, void *);
+	void (*err_handler) (int, void *, int errcode);
 	void *data;
 	dmamode_t  dma_mode;
 	struct scatterlist *sg;
@@ -77,8 +77,8 @@ imx_dma_setup_sg(imx_dmach_t dma_ch,
 
 int
 imx_dma_setup_handlers(imx_dmach_t dma_ch,
-		void (*irq_handler) (int, void *, struct pt_regs *),
-		void (*err_handler) (int, void *, struct pt_regs *, int), void *data);
+		void (*irq_handler) (int, void *),
+		void (*err_handler) (int, void *, int), void *data);
 
 void imx_dma_enable(imx_dmach_t dma_ch);
 
diff --git a/include/asm-arm/arch-l7200/time.h b/include/asm-arm/arch-l7200/time.h
index c69cb508735f..ea22f7fff9cd 100644
--- a/include/asm-arm/arch-l7200/time.h
+++ b/include/asm-arm/arch-l7200/time.h
@@ -43,8 +43,9 @@
  * Handler for RTC timer interrupt
  */
 static irqreturn_t
-timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+timer_interrupt(int irq, void *dev_id)
 {
+	struct pt_regs *regs = get_irq_regs();
 	do_timer(1);
 #ifndef CONFIG_SMP
 	update_process_times(user_mode(regs));
diff --git a/include/asm-arm/arch-pnx4008/dma.h b/include/asm-arm/arch-pnx4008/dma.h
index 3aee1204795b..418f15283ff1 100644
--- a/include/asm-arm/arch-pnx4008/dma.h
+++ b/include/asm-arm/arch-pnx4008/dma.h
@@ -137,7 +137,7 @@ extern void pnx4008_free_ll_entry(struct pnx4008_dma_ll *, dma_addr_t);
 extern void pnx4008_free_ll(u32 ll_dma, struct pnx4008_dma_ll *);
 
 extern int pnx4008_request_channel(char *, int,
-				   void (*)(int, int, void *, struct pt_regs *),
+				   void (*)(int, int, void *),
 				   void *);
 extern void pnx4008_free_channel(int);
 extern int pnx4008_config_dma(int, int, int);
diff --git a/include/asm-arm/arch-pxa/dma.h b/include/asm-arm/arch-pxa/dma.h
index a008150abc59..bed042d71d68 100644
--- a/include/asm-arm/arch-pxa/dma.h
+++ b/include/asm-arm/arch-pxa/dma.h
@@ -56,7 +56,7 @@ for (									\
 
 int pxa_request_dma (char *name,
 			 pxa_dma_prio prio,
-			 void (*irq_handler)(int, void *, struct pt_regs *),
+			 void (*irq_handler)(int, void *),
 			 void *data);
 
 void pxa_free_dma (int dma_ch);
diff --git a/include/asm-arm/arch-pxa/mmc.h b/include/asm-arm/arch-pxa/mmc.h
index 88c17dd02ed2..a38a28c4bbd8 100644
--- a/include/asm-arm/arch-pxa/mmc.h
+++ b/include/asm-arm/arch-pxa/mmc.h
@@ -10,7 +10,7 @@ struct mmc_host;
 struct pxamci_platform_data {
 	unsigned int ocr_mask;			/* available voltages */
 	unsigned long detect_delay;		/* delay in jiffies before detecting cards after interrupt */
-	int (*init)(struct device *, irqreturn_t (*)(int, void *, struct pt_regs *), void *);
+	int (*init)(struct device *, irq_handler_t , void *);
 	int (*get_ro)(struct device *);
 	void (*setpower)(struct device *, unsigned int);
 	void (*exit)(struct device *, void *);
diff --git a/include/asm-arm/hardware/sharpsl_pm.h b/include/asm-arm/hardware/sharpsl_pm.h
index a836e76a14f7..2d00db22b981 100644
--- a/include/asm-arm/hardware/sharpsl_pm.h
+++ b/include/asm-arm/hardware/sharpsl_pm.h
@@ -100,7 +100,7 @@ extern struct sharpsl_pm_status sharpsl_pm;
 
 void sharpsl_battery_kick(void);
 void sharpsl_pm_led(int val);
-irqreturn_t sharpsl_ac_isr(int irq, void *dev_id, struct pt_regs *fp);
-irqreturn_t sharpsl_chrg_full_isr(int irq, void *dev_id, struct pt_regs *fp);
-irqreturn_t sharpsl_fatal_isr(int irq, void *dev_id, struct pt_regs *fp);
+irqreturn_t sharpsl_ac_isr(int irq, void *dev_id);
+irqreturn_t sharpsl_chrg_full_isr(int irq, void *dev_id);
+irqreturn_t sharpsl_fatal_isr(int irq, void *dev_id);
 
diff --git a/include/asm-arm/hw_irq.h b/include/asm-arm/hw_irq.h
index ea856971989a..98d594a973d6 100644
--- a/include/asm-arm/hw_irq.h
+++ b/include/asm-arm/hw_irq.h
@@ -12,7 +12,7 @@
 	if (!(action->flags & IRQF_TIMER) && system_timer->dyn_tick) {	\
 		write_seqlock(&xtime_lock);				\
 		if (system_timer->dyn_tick->state & DYN_TICK_ENABLED)	\
-			system_timer->dyn_tick->handler(irq, 0, regs);	\
+			system_timer->dyn_tick->handler(irq, NULL);	\
 		write_sequnlock(&xtime_lock);				\
 	}
 #endif
diff --git a/include/asm-arm/io.h b/include/asm-arm/io.h
index 8076a85c3675..34aaaac4f617 100644
--- a/include/asm-arm/io.h
+++ b/include/asm-arm/io.h
@@ -63,7 +63,7 @@ extern void __raw_readsl(const void __iomem *addr, void *data, int longlen);
  */
 extern void __iomem * __ioremap_pfn(unsigned long, unsigned long, size_t, unsigned long);
 extern void __iomem * __ioremap(unsigned long, size_t, unsigned long);
-extern void __iounmap(void __iomem *addr);
+extern void __iounmap(volatile void __iomem *addr);
 
 /*
  * Bad read/write accesses...
diff --git a/include/asm-arm/irq_regs.h b/include/asm-arm/irq_regs.h
new file mode 100644
index 000000000000..3dd9c0b70270
--- /dev/null
+++ b/include/asm-arm/irq_regs.h
@@ -0,0 +1 @@
+#include <asm-generic/irq_regs.h>
diff --git a/include/asm-arm/mach/irq.h b/include/asm-arm/mach/irq.h
index 131f33733d25..0e017ecf2096 100644
--- a/include/asm-arm/mach/irq.h
+++ b/include/asm-arm/mach/irq.h
@@ -30,10 +30,9 @@ extern int show_fiq_list(struct seq_file *, void *);
 /*
  * Obsolete inline function for calling irq descriptor handlers.
  */
-static inline void desc_handle_irq(unsigned int irq, struct irq_desc *desc,
-				   struct pt_regs *regs)
+static inline void desc_handle_irq(unsigned int irq, struct irq_desc *desc)
 {
-	desc->handle_irq(irq, desc, regs);
+	desc->handle_irq(irq, desc);
 }
 
 void set_irq_flags(unsigned int irq, unsigned int flags);
@@ -51,10 +50,10 @@ void set_irq_flags(unsigned int irq, unsigned int flags);
 #define irqdesc		irq_desc
 #define irqchip		irq_chip
 
-#define do_bad_IRQ(irq,desc,regs)			\
+#define do_bad_IRQ(irq,desc)				\
 do {							\
 	spin_lock(&desc->lock);				\
-	handle_bad_irq(irq, desc, regs);		\
+	handle_bad_irq(irq, desc);			\
 	spin_unlock(&desc->lock);			\
 } while(0)
 
diff --git a/include/asm-arm/mach/time.h b/include/asm-arm/mach/time.h
index 1eb93f5c0d6c..5dc357013b79 100644
--- a/include/asm-arm/mach/time.h
+++ b/include/asm-arm/mach/time.h
@@ -57,7 +57,7 @@ struct dyn_tick_timer {
 	int		(*enable)(void);	/* Enables dynamic tick */
 	int		(*disable)(void);	/* Disables dynamic tick */
 	void		(*reprogram)(unsigned long); /* Reprograms the timer */
-	int		(*handler)(int, void *, struct pt_regs *);
+	int		(*handler)(int, void *);
 };
 
 void timer_dyn_reprogram(void);
@@ -66,7 +66,7 @@ void timer_dyn_reprogram(void);
 #endif
 
 extern struct sys_timer *system_timer;
-extern void timer_tick(struct pt_regs *);
+extern void timer_tick(void);
 
 /*
  * Kernel time keeping support.
diff --git a/include/asm-frv/dma.h b/include/asm-frv/dma.h
index 18d6bb8f84fc..683c47d48a5b 100644
--- a/include/asm-frv/dma.h
+++ b/include/asm-frv/dma.h
@@ -24,10 +24,7 @@
 /*
  * FRV DMA controller management
  */
-struct pt_regs;
-
-typedef irqreturn_t (*dma_irq_handler_t)(int dmachan, unsigned long cstr, void *data,
-					 struct pt_regs *regs);
+typedef irqreturn_t (*dma_irq_handler_t)(int dmachan, unsigned long cstr, void *data);
 
 extern void frv_dma_init(void);
 
diff --git a/include/asm-frv/irq_regs.h b/include/asm-frv/irq_regs.h
new file mode 100644
index 000000000000..d22e83289ad1
--- /dev/null
+++ b/include/asm-frv/irq_regs.h
@@ -0,0 +1,27 @@
+/* FRV per-CPU frame pointer holder
+ *
+ * Copyright (C) 2006 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#ifndef _ASM_IRQ_REGS_H
+#define _ASM_IRQ_REGS_H
+
+/*
+ * Per-cpu current frame pointer - the location of the last exception frame on
+ * the stack
+ * - on FRV, GR28 is dedicated to keeping a pointer to the current exception
+ *   frame
+ */
+#define ARCH_HAS_OWN_IRQ_REGS
+
+#ifndef __ASSEMBLY__
+#define get_irq_regs() (__frame)
+#endif
+
+#endif /* _ASM_IRQ_REGS_H */
diff --git a/include/asm-frv/ptrace.h b/include/asm-frv/ptrace.h
index 7ff525162a72..9a2241b8eb1e 100644
--- a/include/asm-frv/ptrace.h
+++ b/include/asm-frv/ptrace.h
@@ -12,6 +12,7 @@
 #define _ASM_PTRACE_H
 
 #include <asm/registers.h>
+#include <asm/irq_regs.h>
 
 #define in_syscall(regs) (((regs)->tbr & TBR_TT) == TBR_TT_TRAP0)
 
diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h
index a5250895155e..1d9573cf4a0b 100644
--- a/include/asm-generic/bug.h
+++ b/include/asm-generic/bug.h
@@ -41,14 +41,14 @@
 #endif
 #endif
 
-#define WARN_ON_ONCE(condition)	({			\
-	static int __warn_once = 1;			\
-	typeof(condition) __ret_warn_once = (condition);\
-							\
-	if (likely(__warn_once))			\
-		if (WARN_ON(__ret_warn_once)) 		\
-			__warn_once = 0;		\
-	unlikely(__ret_warn_once);			\
+#define WARN_ON_ONCE(condition)	({				\
+	static int __warned;					\
+	typeof(condition) __ret_warn_once = (condition);	\
+								\
+	if (unlikely(__ret_warn_once))				\
+		if (WARN_ON(!__warned)) 			\
+			__warned = 1;				\
+	unlikely(__ret_warn_once);				\
 })
 
 #ifdef CONFIG_SMP
diff --git a/include/asm-generic/irq_regs.h b/include/asm-generic/irq_regs.h
new file mode 100644
index 000000000000..5ae1d07d4a12
--- /dev/null
+++ b/include/asm-generic/irq_regs.h
@@ -0,0 +1,37 @@
+/* Fallback per-CPU frame pointer holder
+ *
+ * Copyright (C) 2006 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#ifndef _ASM_GENERIC_IRQ_REGS_H
+#define _ASM_GENERIC_IRQ_REGS_H
+
+#include <linux/percpu.h>
+
+/*
+ * Per-cpu current frame pointer - the location of the last exception frame on
+ * the stack
+ */
+DECLARE_PER_CPU(struct pt_regs *, __irq_regs);
+
+static inline struct pt_regs *get_irq_regs(void)
+{
+	return __get_cpu_var(__irq_regs);
+}
+
+static inline struct pt_regs *set_irq_regs(struct pt_regs *new_regs)
+{
+	struct pt_regs *old_regs, **pp_regs = &__get_cpu_var(__irq_regs);
+
+	old_regs = *pp_regs;
+	*pp_regs = new_regs;
+	return old_regs;
+}
+
+#endif /* _ASM_GENERIC_IRQ_REGS_H */
diff --git a/include/asm-generic/percpu.h b/include/asm-generic/percpu.h
index 6d45ee5472af..196376262240 100644
--- a/include/asm-generic/percpu.h
+++ b/include/asm-generic/percpu.h
@@ -15,7 +15,7 @@ extern unsigned long __per_cpu_offset[NR_CPUS];
 
 /* var is in discarded region: offset to particular copy we want */
 #define per_cpu(var, cpu) (*({				\
-	extern int simple_indentifier_##var(void);	\
+	extern int simple_identifier_##var(void);	\
 	RELOC_HIDE(&per_cpu__##var, __per_cpu_offset[cpu]); }))
 #define __get_cpu_var(var) per_cpu(var, smp_processor_id())
 #define __raw_get_cpu_var(var) per_cpu(var, raw_smp_processor_id())
diff --git a/include/asm-i386/apic.h b/include/asm-i386/apic.h
index 3a42b7d6fc92..b9529578fc37 100644
--- a/include/asm-i386/apic.h
+++ b/include/asm-i386/apic.h
@@ -98,7 +98,7 @@ extern void sync_Arb_IDs (void);
 extern void init_bsp_APIC (void);
 extern void setup_local_APIC (void);
 extern void init_apic_mappings (void);
-extern void smp_local_timer_interrupt (struct pt_regs * regs);
+extern void smp_local_timer_interrupt (void);
 extern void setup_boot_APIC_clock (void);
 extern void setup_secondary_APIC_clock (void);
 extern int APIC_init_uniprocessor (void);
@@ -107,7 +107,7 @@ extern void enable_APIC_timer(void);
 
 extern void enable_NMI_through_LVT0 (void * dummy);
 
-void smp_send_timer_broadcast_ipi(struct pt_regs *regs);
+void smp_send_timer_broadcast_ipi(void);
 void switch_APIC_timer_to_ipi(void *cpumask);
 void switch_ipi_to_APIC_timer(void *cpumask);
 #define ARCH_APICTIMER_STOPS_ON_C3	1
diff --git a/include/asm-i386/arch_hooks.h b/include/asm-i386/arch_hooks.h
index 238cf4275b96..a8c1fca9726d 100644
--- a/include/asm-i386/arch_hooks.h
+++ b/include/asm-i386/arch_hooks.h
@@ -14,7 +14,7 @@
 extern void init_ISA_irqs(void);
 extern void apic_intr_init(void);
 extern void smp_intr_init(void);
-extern irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+extern irqreturn_t timer_interrupt(int irq, void *dev_id);
 
 /* these are the defined hooks */
 extern void intr_init_hook(void);
diff --git a/include/asm-i386/floppy.h b/include/asm-i386/floppy.h
index 359ead60b718..44ef2f55a8e9 100644
--- a/include/asm-i386/floppy.h
+++ b/include/asm-i386/floppy.h
@@ -51,7 +51,7 @@ static char *virtual_dma_addr;
 static int virtual_dma_mode;
 static int doing_pdma;
 
-static irqreturn_t floppy_hardint(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t floppy_hardint(int irq, void *dev_id)
 {
 	register unsigned char st;
 
@@ -63,7 +63,7 @@ static irqreturn_t floppy_hardint(int irq, void *dev_id, struct pt_regs * regs)
 	static int dma_wait=0;
 #endif
 	if (!doing_pdma)
-		return floppy_interrupt(irq, dev_id, regs);
+		return floppy_interrupt(irq, dev_id);
 
 #ifdef TRACE_FLPY_INT
 	if(!calls)
@@ -106,7 +106,7 @@ static irqreturn_t floppy_hardint(int irq, void *dev_id, struct pt_regs * regs)
 		dma_wait=0;
 #endif
 		doing_pdma = 0;
-		floppy_interrupt(irq, dev_id, regs);
+		floppy_interrupt(irq, dev_id);
 		return IRQ_HANDLED;
 	}
 #ifdef TRACE_FLPY_INT
diff --git a/include/asm-i386/hpet.h b/include/asm-i386/hpet.h
index af5d435519d1..e47be9a56cc2 100644
--- a/include/asm-i386/hpet.h
+++ b/include/asm-i386/hpet.h
@@ -108,7 +108,7 @@ extern int hpet_set_alarm_time(unsigned char hrs, unsigned char min, unsigned ch
 extern int hpet_set_periodic_freq(unsigned long freq);
 extern int hpet_rtc_dropped_irq(void);
 extern int hpet_rtc_timer_init(void);
-extern irqreturn_t hpet_rtc_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+extern irqreturn_t hpet_rtc_interrupt(int irq, void *dev_id);
 #endif /* CONFIG_HPET_EMULATE_RTC */
 #endif /* CONFIG_HPET_TIMER */
 #endif /* _I386_HPET_H */
diff --git a/include/asm-i386/hw_irq.h b/include/asm-i386/hw_irq.h
index 88f02a073561..0bedbdf5e907 100644
--- a/include/asm-i386/hw_irq.h
+++ b/include/asm-i386/hw_irq.h
@@ -26,9 +26,6 @@
  * Interrupt entry/exit code at both C and assembly level
  */
 
-extern u8 irq_vector[NR_IRQ_VECTORS];
-#define IO_APIC_VECTOR(irq)	(irq_vector[irq])
-
 extern void (*interrupt[NR_IRQS])(void);
 
 #ifdef CONFIG_SMP
@@ -41,7 +38,7 @@ fastcall void call_function_interrupt(void);
 fastcall void apic_timer_interrupt(void);
 fastcall void error_interrupt(void);
 fastcall void spurious_interrupt(void);
-fastcall void thermal_interrupt(struct pt_regs *);
+fastcall void thermal_interrupt(void);
 #define platform_legacy_irq(irq)	((irq) < 16)
 #endif
 
diff --git a/include/asm-i386/irq_regs.h b/include/asm-i386/irq_regs.h
new file mode 100644
index 000000000000..3dd9c0b70270
--- /dev/null
+++ b/include/asm-i386/irq_regs.h
@@ -0,0 +1 @@
+#include <asm-generic/irq_regs.h>
diff --git a/include/asm-i386/mach-default/do_timer.h b/include/asm-i386/mach-default/do_timer.h
index 4182c347ef85..7d606e3364ae 100644
--- a/include/asm-i386/mach-default/do_timer.h
+++ b/include/asm-i386/mach-default/do_timer.h
@@ -14,11 +14,11 @@
  *	timer interrupt as a means of triggering reschedules etc.
  **/
 
-static inline void do_timer_interrupt_hook(struct pt_regs *regs)
+static inline void do_timer_interrupt_hook(void)
 {
 	do_timer(1);
 #ifndef CONFIG_SMP
-	update_process_times(user_mode_vm(regs));
+	update_process_times(user_mode_vm(get_irq_regs()));
 #endif
 /*
  * In the SMP case we use the local APIC timer interrupt to do the
@@ -26,10 +26,10 @@ static inline void do_timer_interrupt_hook(struct pt_regs *regs)
  * system, in that case we have to call the local interrupt handler.
  */
 #ifndef CONFIG_X86_LOCAL_APIC
-	profile_tick(CPU_PROFILING, regs);
+	profile_tick(CPU_PROFILING);
 #else
 	if (!using_apic_timer)
-		smp_local_timer_interrupt(regs);
+		smp_local_timer_interrupt();
 #endif
 }
 
diff --git a/include/asm-i386/mach-visws/do_timer.h b/include/asm-i386/mach-visws/do_timer.h
index 8db618c5a72b..21cd696d4d0f 100644
--- a/include/asm-i386/mach-visws/do_timer.h
+++ b/include/asm-i386/mach-visws/do_timer.h
@@ -4,14 +4,14 @@
 #include <asm/i8259.h>
 #include "cobalt.h"
 
-static inline void do_timer_interrupt_hook(struct pt_regs *regs)
+static inline void do_timer_interrupt_hook(void)
 {
 	/* Clear the interrupt */
 	co_cpu_write(CO_CPU_STAT,co_cpu_read(CO_CPU_STAT) & ~CO_STAT_TIMEINTR);
 
 	do_timer(1);
 #ifndef CONFIG_SMP
-	update_process_times(user_mode_vm(regs));
+	update_process_times(user_mode_vm(irq_regs));
 #endif
 /*
  * In the SMP case we use the local APIC timer interrupt to do the
@@ -19,10 +19,10 @@ static inline void do_timer_interrupt_hook(struct pt_regs *regs)
  * system, in that case we have to call the local interrupt handler.
  */
 #ifndef CONFIG_X86_LOCAL_APIC
-	profile_tick(CPU_PROFILING, regs);
+	profile_tick(CPU_PROFILING);
 #else
 	if (!using_apic_timer)
-		smp_local_timer_interrupt(regs);
+		smp_local_timer_interrupt();
 #endif
 }
 
diff --git a/include/asm-i386/mach-voyager/do_timer.h b/include/asm-i386/mach-voyager/do_timer.h
index 099fe9f5c1b2..04e69c104a74 100644
--- a/include/asm-i386/mach-voyager/do_timer.h
+++ b/include/asm-i386/mach-voyager/do_timer.h
@@ -1,14 +1,14 @@
 /* defines for inline arch setup functions */
 #include <asm/voyager.h>
 
-static inline void do_timer_interrupt_hook(struct pt_regs *regs)
+static inline void do_timer_interrupt_hook(void)
 {
 	do_timer(1);
 #ifndef CONFIG_SMP
-	update_process_times(user_mode_vm(regs));
+	update_process_times(user_mode_vm(irq_regs));
 #endif
 
-	voyager_timer_interrupt(regs);
+	voyager_timer_interrupt();
 }
 
 static inline int do_timer_overflow(int count)
diff --git a/include/asm-i386/smp.h b/include/asm-i386/smp.h
index 6aa1206f6e2a..bd59c1508e71 100644
--- a/include/asm-i386/smp.h
+++ b/include/asm-i386/smp.h
@@ -46,8 +46,6 @@ extern u8 x86_cpu_to_apicid[];
 
 #define cpu_physical_id(cpu)	x86_cpu_to_apicid[cpu]
 
-extern u8 apicid_2_node[];
-
 #ifdef CONFIG_HOTPLUG_CPU
 extern void cpu_exit_clear(void);
 extern void cpu_uninit(void);
@@ -101,6 +99,9 @@ extern unsigned int num_processors;
 #endif
 
 #ifndef __ASSEMBLY__
+
+extern u8 apicid_2_node[];
+
 #ifdef CONFIG_X86_LOCAL_APIC
 static __inline int logical_smp_processor_id(void)
 {
diff --git a/include/asm-i386/voyager.h b/include/asm-i386/voyager.h
index aaf432dd7673..e74c54aa757f 100644
--- a/include/asm-i386/voyager.h
+++ b/include/asm-i386/voyager.h
@@ -505,8 +505,8 @@ extern int voyager_memory_detect(int region, __u32 *addr, __u32 *length);
 extern void voyager_smp_intr_init(void);
 extern __u8 voyager_extended_cmos_read(__u16 cmos_address);
 extern void voyager_smp_dump(void);
-extern void voyager_timer_interrupt(struct pt_regs *regs);
-extern void smp_local_timer_interrupt(struct pt_regs * regs);
+extern void voyager_timer_interrupt(void);
+extern void smp_local_timer_interrupt(void);
 extern void voyager_power_off(void);
 extern void smp_voyager_power_off(void *dummy);
 extern void voyager_restart(void);
diff --git a/include/asm-ia64/irq_regs.h b/include/asm-ia64/irq_regs.h
new file mode 100644
index 000000000000..3dd9c0b70270
--- /dev/null
+++ b/include/asm-ia64/irq_regs.h
@@ -0,0 +1 @@
+#include <asm-generic/irq_regs.h>
diff --git a/include/asm-ia64/machvec.h b/include/asm-ia64/machvec.h
index 90cba967df35..7ffbddf5306f 100644
--- a/include/asm-ia64/machvec.h
+++ b/include/asm-ia64/machvec.h
@@ -26,7 +26,7 @@ typedef void ia64_mv_setup_t (char **);
 typedef void ia64_mv_cpu_init_t (void);
 typedef void ia64_mv_irq_init_t (void);
 typedef void ia64_mv_send_ipi_t (int, int, int, int);
-typedef void ia64_mv_timer_interrupt_t (int, void *, struct pt_regs *);
+typedef void ia64_mv_timer_interrupt_t (int, void *);
 typedef void ia64_mv_global_tlb_purge_t (struct mm_struct *, unsigned long, unsigned long, unsigned long);
 typedef void ia64_mv_tlb_migrate_finish_t (struct mm_struct *);
 typedef unsigned int ia64_mv_local_vector_to_irq (u8);
@@ -96,7 +96,7 @@ machvec_noop_task (struct task_struct *task)
 }
 
 extern void machvec_setup (char **);
-extern void machvec_timer_interrupt (int, void *, struct pt_regs *);
+extern void machvec_timer_interrupt (int, void *);
 extern void machvec_dma_sync_single (struct device *, dma_addr_t, size_t, int);
 extern void machvec_dma_sync_sg (struct device *, struct scatterlist *, int, int);
 extern void machvec_tlb_migrate_finish (struct mm_struct *);
diff --git a/include/asm-ia64/sn/pcibr_provider.h b/include/asm-ia64/sn/pcibr_provider.h
index e3b0c3fe5eed..da3eade0cae2 100644
--- a/include/asm-ia64/sn/pcibr_provider.h
+++ b/include/asm-ia64/sn/pcibr_provider.h
@@ -135,7 +135,7 @@ extern void             pcireg_intr_addr_addr_set(struct pcibus_info *, int, u64
 extern void             pcireg_force_intr_set(struct pcibus_info *, int);
 extern u64         pcireg_wrb_flush_get(struct pcibus_info *, int);
 extern void             pcireg_int_ate_set(struct pcibus_info *, int, u64);
-extern u64 *	pcireg_int_ate_addr(struct pcibus_info *, int);
+extern u64 __iomem *	pcireg_int_ate_addr(struct pcibus_info *, int);
 extern void 		pcibr_force_interrupt(struct sn_irq_info *sn_irq_info);
 extern void 		pcibr_change_devices_irq(struct sn_irq_info *sn_irq_info);
 extern int 		pcibr_ate_alloc(struct pcibus_info *, int);
diff --git a/include/asm-ia64/sn/tioca_provider.h b/include/asm-ia64/sn/tioca_provider.h
index 65cdd73c2a57..9a820ac61be3 100644
--- a/include/asm-ia64/sn/tioca_provider.h
+++ b/include/asm-ia64/sn/tioca_provider.h
@@ -162,11 +162,11 @@ static inline void
 tioca_tlbflush(struct tioca_kernel *tioca_kernel)
 {
 	volatile u64 tmp;
-	volatile struct tioca *ca_base;
+	volatile struct tioca __iomem *ca_base;
 	struct tioca_common *tioca_common;
 
 	tioca_common = tioca_kernel->ca_common;
-	ca_base = (struct tioca *)tioca_common->ca_common.bs_base;
+	ca_base = (struct tioca __iomem *)tioca_common->ca_common.bs_base;
 
 	/*
 	 * Explicit flushes not needed if GART is in cached mode
diff --git a/include/asm-ia64/sn/tioce_provider.h b/include/asm-ia64/sn/tioce_provider.h
index 6d62b13f7ae7..32c32f30b099 100644
--- a/include/asm-ia64/sn/tioce_provider.h
+++ b/include/asm-ia64/sn/tioce_provider.h
@@ -53,7 +53,7 @@ struct tioce_dmamap {
 	u64		ct_start;	/* coretalk start address */
 	u64		pci_start;	/* bus start address */
 
-	u64		*ate_hw;	/* hw ptr of first ate in map */
+	u64		__iomem *ate_hw;/* hw ptr of first ate in map */
 	u64		*ate_shadow;	/* shadow ptr of firat ate */
 	u16		ate_count;	/* # ate's in the map */
 };
diff --git a/include/asm-ia64/sn/xpc.h b/include/asm-ia64/sn/xpc.h
index 35e1386f37ab..1d45e1518fb3 100644
--- a/include/asm-ia64/sn/xpc.h
+++ b/include/asm-ia64/sn/xpc.h
@@ -669,7 +669,7 @@ extern struct device *xpc_part;
 extern struct device *xpc_chan;
 extern int xpc_disengage_request_timelimit;
 extern int xpc_disengage_request_timedout;
-extern irqreturn_t xpc_notify_IRQ_handler(int, void *, struct pt_regs *);
+extern irqreturn_t xpc_notify_IRQ_handler(int, void *);
 extern void xpc_dropped_IPI_check(struct xpc_partition *);
 extern void xpc_activate_partition(struct xpc_partition *);
 extern void xpc_activate_kthreads(struct xpc_channel *, int);
diff --git a/include/asm-m32r/irq_regs.h b/include/asm-m32r/irq_regs.h
new file mode 100644
index 000000000000..3dd9c0b70270
--- /dev/null
+++ b/include/asm-m32r/irq_regs.h
@@ -0,0 +1 @@
+#include <asm-generic/irq_regs.h>
diff --git a/include/asm-m68k/atari_stdma.h b/include/asm-m68k/atari_stdma.h
index b4eadf852738..8e389b7fa70c 100644
--- a/include/asm-m68k/atari_stdma.h
+++ b/include/asm-m68k/atari_stdma.h
@@ -8,8 +8,7 @@
 
 /***************************** Prototypes *****************************/
 
-void stdma_lock(irqreturn_t (*handler)(int, void *, struct pt_regs *),
-		void *data);
+void stdma_lock(irq_handler_t handler, void *data);
 void stdma_release( void );
 int stdma_others_waiting( void );
 int stdma_islocked( void );
diff --git a/include/asm-m68k/dma-mapping.h b/include/asm-m68k/dma-mapping.h
index cebbb03370ec..d90d841d3dfd 100644
--- a/include/asm-m68k/dma-mapping.h
+++ b/include/asm-m68k/dma-mapping.h
@@ -5,6 +5,7 @@
 
 struct scatterlist;
 
+#ifndef CONFIG_MMU_SUN3
 static inline int dma_supported(struct device *dev, u64 mask)
 {
 	return 1;
@@ -26,7 +27,7 @@ static inline int dma_is_consistent(dma_addr_t dma_addr)
 }
 
 extern void *dma_alloc_coherent(struct device *, size_t,
-				dma_addr_t *, int);
+				dma_addr_t *, gfp_t);
 extern void dma_free_coherent(struct device *, size_t,
 			      void *, dma_addr_t);
 
@@ -88,4 +89,8 @@ static inline int dma_mapping_error(dma_addr_t handle)
 	return 0;
 }
 
+#else
+#include <asm-generic/dma-mapping-broken.h>
+#endif
+
 #endif  /* _M68K_DMA_MAPPING_H */
diff --git a/include/asm-m68k/floppy.h b/include/asm-m68k/floppy.h
index 57f4fdda65ab..45dc908932a3 100644
--- a/include/asm-m68k/floppy.h
+++ b/include/asm-m68k/floppy.h
@@ -17,8 +17,7 @@
 
 #include <linux/vmalloc.h>
 
-asmlinkage irqreturn_t floppy_hardint(int irq, void *dev_id,
-				      struct pt_regs *regs);
+asmlinkage irqreturn_t floppy_hardint(int irq, void *dev_id);
 
 /* constants... */
 
@@ -184,8 +183,7 @@ static void fd_disable_dma(void)
 
 /* this is the only truly Q40 specific function */
 
-asmlinkage irqreturn_t floppy_hardint(int irq, void *dev_id,
-				      struct pt_regs *regs)
+asmlinkage irqreturn_t floppy_hardint(int irq, void *dev_id)
 {
 	register unsigned char st;
 
@@ -198,7 +196,7 @@ asmlinkage irqreturn_t floppy_hardint(int irq, void *dev_id,
 	static int dma_wait=0;
 #endif
 	if(!doing_pdma) {
-		floppy_interrupt(irq, dev_id, regs);
+		floppy_interrupt(irq, dev_id);
 		return IRQ_HANDLED;
 	}
 
@@ -246,7 +244,7 @@ asmlinkage irqreturn_t floppy_hardint(int irq, void *dev_id,
 		dma_wait=0;
 #endif
 		doing_pdma = 0;
-		floppy_interrupt(irq, dev_id, regs);
+		floppy_interrupt(irq, dev_id);
 		return IRQ_HANDLED;
 	}
 #ifdef TRACE_FLPY_INT
diff --git a/include/asm-m68k/ide.h b/include/asm-m68k/ide.h
index 365f76fb8013..f9ffb2cbbae8 100644
--- a/include/asm-m68k/ide.h
+++ b/include/asm-m68k/ide.h
@@ -123,7 +123,7 @@ static __inline__ void ide_release_lock (void)
 }
 
 static __inline__ void
-ide_get_lock(irqreturn_t (*handler)(int, void *, struct pt_regs *), void *data)
+ide_get_lock(irq_handler_t handler, void *data)
 {
 	if (MACH_IS_ATARI) {
 		if (falconide_intr_lock == 0) {
diff --git a/include/asm-m68k/irq.h b/include/asm-m68k/irq.h
index 3257f9881002..4901cb105e2f 100644
--- a/include/asm-m68k/irq.h
+++ b/include/asm-m68k/irq.h
@@ -83,7 +83,7 @@ struct pt_regs;
  * interrupt source (if it supports chaining).
  */
 typedef struct irq_node {
-	int		(*handler)(int, void *, struct pt_regs *);
+	int		(*handler)(int, void *);
 	void		*dev_id;
 	struct irq_node *next;
 	unsigned long	flags;
@@ -93,12 +93,12 @@ typedef struct irq_node {
 /*
  * This structure has only 4 elements for speed reasons
  */
-typedef struct irq_handler {
-	int		(*handler)(int, void *, struct pt_regs *);
+struct irq_handler {
+	int		(*handler)(int, void *);
 	unsigned long	flags;
 	void		*dev_id;
 	const char	*devname;
-} irq_handler_t;
+};
 
 struct irq_controller {
 	const char *name;
@@ -122,6 +122,7 @@ extern void m68k_setup_user_interrupt(unsigned int vec, unsigned int cnt,
 				      void (*handler)(unsigned int, struct pt_regs *));
 extern void m68k_setup_irq_controller(struct irq_controller *, unsigned int, unsigned int);
 
-asmlinkage void m68k_handle_int(unsigned int, struct pt_regs *);
+asmlinkage void m68k_handle_int(unsigned int);
+asmlinkage void __m68k_handle_int(unsigned int, struct pt_regs *);
 
 #endif /* _M68K_IRQ_H_ */
diff --git a/include/asm-m68k/irq_regs.h b/include/asm-m68k/irq_regs.h
new file mode 100644
index 000000000000..3dd9c0b70270
--- /dev/null
+++ b/include/asm-m68k/irq_regs.h
@@ -0,0 +1 @@
+#include <asm-generic/irq_regs.h>
diff --git a/include/asm-m68k/mac_iop.h b/include/asm-m68k/mac_iop.h
index b0d2e3473537..a2c7e6fcca38 100644
--- a/include/asm-m68k/mac_iop.h
+++ b/include/asm-m68k/mac_iop.h
@@ -143,17 +143,17 @@ struct iop_msg {
 	int	status;			/* status of this message            */
 	__u8	message[IOP_MSG_LEN];	/* the message being sent/received   */
 	__u8	reply[IOP_MSG_LEN];	/* the reply to the message          */
-	void	(*handler)(struct iop_msg *, struct pt_regs *);
+	void	(*handler)(struct iop_msg *);
 					/* function to call when reply recvd */
 };
 
 extern int iop_scc_present,iop_ism_present;
 
 extern int iop_listen(uint, uint,
-			void (*handler)(struct iop_msg *, struct pt_regs *),
+			void (*handler)(struct iop_msg *),
 			const char *);
 extern int iop_send_message(uint, uint, void *, uint, __u8 *,
-			    void (*)(struct iop_msg *, struct pt_regs *));
+			    void (*)(struct iop_msg *));
 extern void iop_complete_message(struct iop_msg *);
 extern void iop_upload_code(uint, __u8 *, uint, __u16);
 extern void iop_download_code(uint, __u8 *, uint, __u16);
diff --git a/include/asm-m68k/machdep.h b/include/asm-m68k/machdep.h
index df898f27e434..26d2b91209c5 100644
--- a/include/asm-m68k/machdep.h
+++ b/include/asm-m68k/machdep.h
@@ -10,7 +10,7 @@ struct rtc_time;
 struct rtc_pll_info;
 struct buffer_head;
 
-extern void (*mach_sched_init) (irqreturn_t (*handler)(int, void *, struct pt_regs *));
+extern void (*mach_sched_init) (irq_handler_t handler);
 /* machine dependent irq functions */
 extern void (*mach_init_IRQ) (void);
 extern void (*mach_get_model) (char *model);
diff --git a/include/asm-m68k/signal.h b/include/asm-m68k/signal.h
index de1ba6ead3b4..3db8a81942f1 100644
--- a/include/asm-m68k/signal.h
+++ b/include/asm-m68k/signal.h
@@ -198,6 +198,7 @@ static inline int sigfindinword(unsigned long word)
 	return word ^ 31;
 }
 
+struct pt_regs;
 extern void ptrace_signal_deliver(struct pt_regs *regs, void *cookie);
 
 #endif /* __KERNEL__ */
diff --git a/include/asm-m68k/string.h b/include/asm-m68k/string.h
index 6c59215b285e..2eb7df1e0f5d 100644
--- a/include/asm-m68k/string.h
+++ b/include/asm-m68k/string.h
@@ -1,138 +1,114 @@
 #ifndef _M68K_STRING_H_
 #define _M68K_STRING_H_
 
-#include <asm/setup.h>
-#include <asm/page.h>
+#include <linux/types.h>
+#include <linux/compiler.h>
 
-#define __HAVE_ARCH_STRCPY
-static inline char * strcpy(char * dest,const char *src)
+static inline size_t __kernel_strlen(const char *s)
 {
-  char *xdest = dest;
-
-  __asm__ __volatile__
-       ("1:\tmoveb %1@+,%0@+\n\t"
-        "jne 1b"
-	: "=a" (dest), "=a" (src)
-        : "0" (dest), "1" (src) : "memory");
-  return xdest;
-}
+	const char *sc;
 
-#define __HAVE_ARCH_STRNCPY
-static inline char * strncpy(char *dest, const char *src, size_t n)
-{
-  char *xdest = dest;
-
-  if (n == 0)
-    return xdest;
-
-  __asm__ __volatile__
-       ("1:\tmoveb %1@+,%0@+\n\t"
-	"jeq 2f\n\t"
-        "subql #1,%2\n\t"
-        "jne 1b\n\t"
-        "2:"
-        : "=a" (dest), "=a" (src), "=d" (n)
-        : "0" (dest), "1" (src), "2" (n)
-        : "memory");
-  return xdest;
+	for (sc = s; *sc++; )
+		;
+	return sc - s - 1;
 }
 
-#define __HAVE_ARCH_STRCAT
-static inline char * strcat(char * dest, const char * src)
+static inline char *__kernel_strcpy(char *dest, const char *src)
 {
-	char *tmp = dest;
-
-	while (*dest)
-		dest++;
-	while ((*dest++ = *src++))
-		;
-
-	return tmp;
+	char *xdest = dest;
+
+	asm volatile ("\n"
+		"1:	move.b	(%1)+,(%0)+\n"
+		"	jne	1b"
+		: "+a" (dest), "+a" (src)
+		: : "memory");
+	return xdest;
 }
 
-#define __HAVE_ARCH_STRNCAT
-static inline char * strncat(char *dest, const char *src, size_t count)
-{
-	char *tmp = dest;
-
-	if (count) {
-		while (*dest)
-			dest++;
-		while ((*dest++ = *src++)) {
-			if (--count == 0) {
-				*dest++='\0';
-				break;
-			}
-		}
-	}
+#ifndef __IN_STRING_C
 
-	return tmp;
-}
+#define __HAVE_ARCH_STRLEN
+#define strlen(s)	(__builtin_constant_p(s) ?	\
+			 __builtin_strlen(s) :		\
+			 __kernel_strlen(s))
 
-#define __HAVE_ARCH_STRCHR
-static inline char * strchr(const char * s, int c)
+#define __HAVE_ARCH_STRNLEN
+static inline size_t strnlen(const char *s, size_t count)
 {
-  const char ch = c;
-
-  for(; *s != ch; ++s)
-    if (*s == '\0')
-      return( NULL );
-  return( (char *) s);
+	const char *sc = s;
+
+	asm volatile ("\n"
+		"1:     subq.l  #1,%1\n"
+		"       jcs     2f\n"
+		"       tst.b   (%0)+\n"
+		"       jne     1b\n"
+		"       subq.l  #1,%0\n"
+		"2:"
+		: "+a" (sc), "+d" (count));
+	return sc - s;
 }
 
-/* strstr !! */
+#define __HAVE_ARCH_STRCPY
+#if __GNUC__ >= 4
+#define strcpy(d, s)	(__builtin_constant_p(s) &&	\
+			 __builtin_strlen(s) <= 32 ?	\
+			 __builtin_strcpy(d, s) :	\
+			 __kernel_strcpy(d, s))
+#else
+#define strcpy(d, s)	__kernel_strcpy(d, s)
+#endif
 
-#define __HAVE_ARCH_STRLEN
-static inline size_t strlen(const char * s)
+#define __HAVE_ARCH_STRNCPY
+static inline char *strncpy(char *dest, const char *src, size_t n)
 {
-  const char *sc;
-  for (sc = s; *sc != '\0'; ++sc) ;
-  return(sc - s);
+	char *xdest = dest;
+
+	asm volatile ("\n"
+		"	jra	2f\n"
+		"1:	move.b	(%1),(%0)+\n"
+		"	jeq	2f\n"
+		"	addq.l	#1,%1\n"
+		"2:	subq.l	#1,%2\n"
+		"	jcc	1b\n"
+		: "+a" (dest), "+a" (src), "+d" (n)
+		: : "memory");
+	return xdest;
 }
 
-/* strnlen !! */
+#define __HAVE_ARCH_STRCAT
+#define strcat(d, s)	({			\
+	char *__d = (d);			\
+	strcpy(__d + strlen(__d), (s));		\
+})
 
-#define __HAVE_ARCH_STRCMP
-static inline int strcmp(const char * cs,const char * ct)
+#define __HAVE_ARCH_STRCHR
+static inline char *strchr(const char *s, int c)
 {
-  char __res;
-
-  __asm__
-       ("1:\tmoveb %0@+,%2\n\t" /* get *cs */
-        "cmpb %1@+,%2\n\t"      /* compare a byte */
-        "jne  2f\n\t"           /* not equal, break out */
-        "tstb %2\n\t"           /* at end of cs? */
-        "jne  1b\n\t"           /* no, keep going */
-        "jra  3f\n\t"		/* strings are equal */
-        "2:\tsubb %1@-,%2\n\t"  /* *cs - *ct */
-        "3:"
-        : "=a" (cs), "=a" (ct), "=d" (__res)
-        : "0" (cs), "1" (ct));
-  return __res;
+	char sc, ch = c;
+
+	for (; (sc = *s++) != ch; ) {
+		if (!sc)
+			return NULL;
+	}
+	return (char *)s - 1;
 }
 
-#define __HAVE_ARCH_STRNCMP
-static inline int strncmp(const char * cs,const char * ct,size_t count)
+#define __HAVE_ARCH_STRCMP
+static inline int strcmp(const char *cs, const char *ct)
 {
-  char __res;
-
-  if (!count)
-    return 0;
-  __asm__
-       ("1:\tmovb %0@+,%3\n\t"          /* get *cs */
-        "cmpb   %1@+,%3\n\t"            /* compare a byte */
-        "jne    3f\n\t"                 /* not equal, break out */
-        "tstb   %3\n\t"                 /* at end of cs? */
-        "jeq    4f\n\t"                 /* yes, all done */
-        "subql  #1,%2\n\t"              /* no, adjust count */
-        "jne    1b\n\t"                 /* more to do, keep going */
-        "2:\tmoveq #0,%3\n\t"           /* strings are equal */
-        "jra    4f\n\t"
-        "3:\tsubb %1@-,%3\n\t"          /* *cs - *ct */
-        "4:"
-        : "=a" (cs), "=a" (ct), "=d" (count), "=d" (__res)
-        : "0" (cs), "1" (ct), "2" (count));
-  return __res;
+	char res;
+
+	asm ("\n"
+		"1:	move.b	(%0)+,%2\n"	/* get *cs */
+		"	cmp.b	(%1)+,%2\n"	/* compare a byte */
+		"	jne	2f\n"		/* not equal, break out */
+		"	tst.b	%2\n"		/* at end of cs? */
+		"	jne	1b\n"		/* no, keep going */
+		"	jra	3f\n"		/* strings are equal */
+		"2:	sub.b	-(%1),%2\n"	/* *cs - *ct */
+		"3:"
+		: "+a" (cs), "+a" (ct), "=d" (res));
+	return res;
 }
 
 #define __HAVE_ARCH_MEMSET
@@ -150,4 +126,6 @@ extern void *memmove(void *, const void *, __kernel_size_t);
 extern int memcmp(const void *, const void *, __kernel_size_t);
 #define memcmp(d, s, n) __builtin_memcmp(d, s, n)
 
+#endif
+
 #endif /* _M68K_STRING_H_ */
diff --git a/include/asm-m68k/sun3xflop.h b/include/asm-m68k/sun3xflop.h
index ca8cc4113843..32c45f84ac60 100644
--- a/include/asm-m68k/sun3xflop.h
+++ b/include/asm-m68k/sun3xflop.h
@@ -111,8 +111,7 @@ static void sun3x_82072_fd_outb(unsigned char value, int port)
 }
 
 
-asmlinkage irqreturn_t sun3xflop_hardint(int irq, void *dev_id,
-					 struct pt_regs * regs)
+asmlinkage irqreturn_t sun3xflop_hardint(int irq, void *dev_id)
 {
 	register unsigned char st;
 
@@ -125,7 +124,7 @@ asmlinkage irqreturn_t sun3xflop_hardint(int irq, void *dev_id,
 	static int dma_wait=0;
 #endif
 	if(!doing_pdma) {
-		floppy_interrupt(irq, dev_id, regs);
+		floppy_interrupt(irq, dev_id);
 		return IRQ_HANDLED;
 	}
 
@@ -189,7 +188,7 @@ asmlinkage irqreturn_t sun3xflop_hardint(int irq, void *dev_id,
 		dma_wait=0;
 #endif
 
-		floppy_interrupt(irq, dev_id, regs);
+		floppy_interrupt(irq, dev_id);
 		return IRQ_HANDLED;
 	}
 
diff --git a/include/asm-m68k/system.h b/include/asm-m68k/system.h
index 131a0cb0f491..243dd13e6bfc 100644
--- a/include/asm-m68k/system.h
+++ b/include/asm-m68k/system.h
@@ -78,13 +78,13 @@ static inline int irqs_disabled(void)
 #define mb()		barrier()
 #define rmb()		barrier()
 #define wmb()		barrier()
-#define read_barrier_depends()	do { } while(0)
-#define set_mb(var, value)    do { xchg(&var, value); } while (0)
+#define read_barrier_depends()	((void)0)
+#define set_mb(var, value)	({ (var) = (value); wmb(); })
 
 #define smp_mb()	barrier()
 #define smp_rmb()	barrier()
 #define smp_wmb()	barrier()
-#define smp_read_barrier_depends()	do { } while(0)
+#define smp_read_barrier_depends()	((void)0)
 
 
 #define xchg(ptr,x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr))))
diff --git a/include/asm-m68k/unistd.h b/include/asm-m68k/unistd.h
index 3ab716f0fc18..ad4348058c66 100644
--- a/include/asm-m68k/unistd.h
+++ b/include/asm-m68k/unistd.h
@@ -284,10 +284,39 @@
 #define __NR_add_key		279
 #define __NR_request_key	280
 #define __NR_keyctl		281
+#define __NR_ioprio_set		282
+#define __NR_ioprio_get		283
+#define __NR_inotify_init	284
+#define __NR_inotify_add_watch	285
+#define __NR_inotify_rm_watch	286
+#define __NR_migrate_pages	287
+#define __NR_openat		288
+#define __NR_mkdirat		289
+#define __NR_mknodat		290
+#define __NR_fchownat		291
+#define __NR_futimesat		292
+#define __NR_fstatat64		293
+#define __NR_unlinkat		294
+#define __NR_renameat		295
+#define __NR_linkat		296
+#define __NR_symlinkat		297
+#define __NR_readlinkat		298
+#define __NR_fchmodat		299
+#define __NR_faccessat		300
+#define __NR_pselect6		301
+#define __NR_ppoll		302
+#define __NR_unshare		303
+#define __NR_set_robust_list	304
+#define __NR_get_robust_list	305
+#define __NR_splice		306
+#define __NR_sync_file_range	307
+#define __NR_tee		308
+#define __NR_vmsplice		309
+#define __NR_move_pages		310
 
 #ifdef __KERNEL__
 
-#define NR_syscalls		282
+#define NR_syscalls		311
 #include <linux/err.h>
 
 /* user-visible error numbers are in the range -1 - -MAX_ERRNO: see
diff --git a/include/asm-m68k/user.h b/include/asm-m68k/user.h
index e8d5a64c7e79..d7c0b109bd45 100644
--- a/include/asm-m68k/user.h
+++ b/include/asm-m68k/user.h
@@ -81,7 +81,7 @@ struct user{
   unsigned long magic;		/* To uniquely identify a core file */
   char u_comm[32];		/* User command that was responsible */
 };
-#define NBPG PAGE_SIZE
+#define NBPG 4096
 #define UPAGES 1
 #define HOST_TEXT_START_ADDR (u.start_code)
 #define HOST_STACK_END_ADDR (u.start_stack + u.u_ssize * NBPG)
diff --git a/include/asm-mips/dec/ecc.h b/include/asm-mips/dec/ecc.h
index 19495a490e72..707ffdbc9add 100644
--- a/include/asm-mips/dec/ecc.h
+++ b/include/asm-mips/dec/ecc.h
@@ -49,8 +49,7 @@ struct pt_regs;
 
 extern void dec_ecc_be_init(void);
 extern int dec_ecc_be_handler(struct pt_regs *regs, int is_fixup);
-extern irqreturn_t dec_ecc_be_interrupt(int irq, void *dev_id,
-					struct pt_regs *regs);
+extern irqreturn_t dec_ecc_be_interrupt(int irq, void *dev_id);
 #endif
 
 #endif /* __ASM_MIPS_DEC_ECC_H */
diff --git a/include/asm-mips/dec/kn01.h b/include/asm-mips/dec/kn01.h
index eb522aa1e226..28fa717ac423 100644
--- a/include/asm-mips/dec/kn01.h
+++ b/include/asm-mips/dec/kn01.h
@@ -84,8 +84,7 @@ extern spinlock_t kn01_lock;
 
 extern void dec_kn01_be_init(void);
 extern int dec_kn01_be_handler(struct pt_regs *regs, int is_fixup);
-extern irqreturn_t dec_kn01_be_interrupt(int irq, void *dev_id,
-					 struct pt_regs *regs);
+extern irqreturn_t dec_kn01_be_interrupt(int irq, void *dev_id);
 #endif
 
 #endif /* __ASM_MIPS_DEC_KN01_H */
diff --git a/include/asm-mips/dec/kn02xa.h b/include/asm-mips/dec/kn02xa.h
index a25f3d7da7f7..b56b4577f6ef 100644
--- a/include/asm-mips/dec/kn02xa.h
+++ b/include/asm-mips/dec/kn02xa.h
@@ -78,8 +78,7 @@ struct pt_regs;
 
 extern void dec_kn02xa_be_init(void);
 extern int dec_kn02xa_be_handler(struct pt_regs *regs, int is_fixup);
-extern irqreturn_t dec_kn02xa_be_interrupt(int irq, void *dev_id,
-					   struct pt_regs *regs);
+extern irqreturn_t dec_kn02xa_be_interrupt(int irq, void *dev_id);
 #endif
 
 #endif /* __ASM_MIPS_DEC_KN02XA_H */
diff --git a/include/asm-mips/fpu.h b/include/asm-mips/fpu.h
index 58c561a9ec6b..efef843b93f0 100644
--- a/include/asm-mips/fpu.h
+++ b/include/asm-mips/fpu.h
@@ -134,9 +134,11 @@ static inline void restore_fp(struct task_struct *tsk)
 
 static inline fpureg_t *get_fpu_regs(struct task_struct *tsk)
 {
-	if (cpu_has_fpu) {
-		if ((tsk == current) && __is_fpu_owner())
+	if (tsk == current) {
+		preempt_disable();
+		if (is_fpu_owner())
 			_save_fp(current);
+		preempt_enable();
 	}
 
 	return tsk->thread.fpu.fpr;
diff --git a/include/asm-mips/irq.h b/include/asm-mips/irq.h
index d35c61776a02..1a9804c65369 100644
--- a/include/asm-mips/irq.h
+++ b/include/asm-mips/irq.h
@@ -26,7 +26,7 @@ static inline int irq_canonicalize(int irq)
 
 struct pt_regs;
 
-extern asmlinkage unsigned int do_IRQ(unsigned int irq, struct pt_regs *regs);
+extern asmlinkage unsigned int do_IRQ(unsigned int irq);
 
 #ifdef CONFIG_MIPS_MT_SMTC
 /*
@@ -55,18 +55,18 @@ do {									\
  * Ideally there should be away to get this into kernel/irq/handle.c to
  * avoid the overhead of a call for just a tiny function ...
  */
-#define do_IRQ(irq, regs)						\
+#define do_IRQ(irq)							\
 do {									\
 	irq_enter();							\
 	__DO_IRQ_SMTC_HOOK();						\
-	__do_IRQ((irq), (regs));					\
+	__do_IRQ((irq));						\
 	irq_exit();							\
 } while (0)
 
 #endif
 
 extern void arch_init_irq(void);
-extern void spurious_interrupt(struct pt_regs *regs);
+extern void spurious_interrupt(void);
 
 #ifdef CONFIG_MIPS_MT_SMTC
 struct irqaction;
diff --git a/include/asm-mips/irq_regs.h b/include/asm-mips/irq_regs.h
new file mode 100644
index 000000000000..33bd2a06de57
--- /dev/null
+++ b/include/asm-mips/irq_regs.h
@@ -0,0 +1,21 @@
+/*
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ *
+ * Copyright (C) 2006 Ralf Baechle (ralf@linux-mips.org)
+ */
+#ifndef __ASM_IRQ_REGS_H
+#define __ASM_IRQ_REGS_H
+
+#define ARCH_HAS_OWN_IRQ_REGS
+
+#include <linux/thread_info.h>
+
+static inline struct pt_regs *get_irq_regs(void)
+{
+	return current_thread_info()->regs;
+}
+
+#endif /* __ASM_IRQ_REGS_H */
diff --git a/include/asm-mips/jmr3927/irq.h b/include/asm-mips/jmr3927/irq.h
index fe551f33a74f..e3e7ed38da6c 100644
--- a/include/asm-mips/jmr3927/irq.h
+++ b/include/asm-mips/jmr3927/irq.h
@@ -45,10 +45,6 @@ extern int
 toshibaboards_setup_irq(int irq, struct irqaction * new);
 
 
-#ifdef CONFIG_TX_BRANCH_LIKELY_BUG_WORKAROUND
-extern void tx_branch_likely_bug_fixup(struct pt_regs *regs);
-#endif
-
 extern int (*toshibaboards_gen_iack)(void);
 
 #endif /* !__ASSEMBLY__ */
diff --git a/include/asm-mips/mach-au1x00/au1000_dma.h b/include/asm-mips/mach-au1x00/au1000_dma.h
index 810f2fa33444..9f29520e8fb0 100644
--- a/include/asm-mips/mach-au1x00/au1000_dma.h
+++ b/include/asm-mips/mach-au1x00/au1000_dma.h
@@ -123,8 +123,7 @@ struct dma_chan {
 extern struct dma_chan au1000_dma_table[];
 extern int request_au1000_dma(int dev_id,
 			      const char *dev_str,
-			      irqreturn_t (*irqhandler)(int, void *,
-						 struct pt_regs *),
+			      irq_handler_t irqhandler,
 			      unsigned long irqflags,
 			      void *irq_dev_id);
 extern void free_au1000_dma(unsigned int dmanr);
diff --git a/include/asm-mips/mach-au1x00/au1000_usbdev.h b/include/asm-mips/mach-au1x00/au1000_usbdev.h
deleted file mode 100644
index 05bc74bed0b1..000000000000
--- a/include/asm-mips/mach-au1x00/au1000_usbdev.h
+++ /dev/null
@@ -1,73 +0,0 @@
-/*
- * BRIEF MODULE DESCRIPTION
- *	Au1000 USB Device-Side Driver
- *
- * Copyright 2001 MontaVista Software Inc.
- * Author: MontaVista Software, Inc.
- *		stevel@mvista.com or source@mvista.com
- *
- *  This program is free software; you can redistribute	 it and/or modify it
- *  under  the terms of	 the GNU General  Public License as published by the
- *  Free Software Foundation;  either version 2 of the	License, or (at your
- *  option) any later version.
- *
- *  THIS  SOFTWARE  IS PROVIDED	  ``AS	IS'' AND   ANY	EXPRESS OR IMPLIED
- *  WARRANTIES,	  INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
- *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
- *  NO	EVENT  SHALL   THE AUTHOR  BE	 LIABLE FOR ANY	  DIRECT, INDIRECT,
- *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- *  NOT LIMITED	  TO, PROCUREMENT OF  SUBSTITUTE GOODS	OR SERVICES; LOSS OF
- *  USE, DATA,	OR PROFITS; OR	BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- *  ANY THEORY OF LIABILITY, WHETHER IN	 CONTRACT, STRICT LIABILITY, OR TORT
- *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- *  You should have received a copy of the  GNU General Public License along
- *  with this program; if not, write  to the Free Software Foundation, Inc.,
- *  675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-#define USBDEV_REV 0x0110 // BCD
-#define USBDEV_EP0_MAX_PACKET_SIZE 64
-
-typedef enum {
-	ATTACHED = 0,
-	POWERED,
-	DEFAULT,
-	ADDRESS,
-	CONFIGURED
-} usbdev_state_t;
-
-typedef enum {
-	CB_NEW_STATE = 0,
-	CB_PKT_COMPLETE
-} usbdev_cb_type_t;
-
-
-typedef struct usbdev_pkt {
-	int                ep_addr;    // ep addr this packet routed to
-	int                size;       // size of payload in bytes
-	unsigned           status;     // packet status
-	struct usbdev_pkt* next;       // function layer can't touch this
-	u8                 payload[0]; // the payload
-} usbdev_pkt_t;
-
-#define PKT_STATUS_ACK  (1<<0)
-#define PKT_STATUS_NAK  (1<<1)
-#define PKT_STATUS_SU   (1<<2)
-
-extern int usbdev_init(struct usb_device_descriptor* dev_desc,
-		       struct usb_config_descriptor* config_desc,
-		       struct usb_interface_descriptor* if_desc,
-		       struct usb_endpoint_descriptor* ep_desc,
-		       struct usb_string_descriptor* str_desc[],
-		       void (*cb)(usbdev_cb_type_t, unsigned long, void *),
-		       void* cb_data);
-
-extern void usbdev_exit(void);
-
-extern int usbdev_alloc_packet  (int ep_addr, int data_size,
-				 usbdev_pkt_t** pkt);
-extern int usbdev_send_packet   (int ep_addr, usbdev_pkt_t* pkt);
-extern int usbdev_receive_packet(int ep_addr, usbdev_pkt_t** pkt);
-extern int usbdev_get_byte_count(int ep_addr);
diff --git a/include/asm-mips/marvell.h b/include/asm-mips/marvell.h
index 6bb2125bb053..df94955b098a 100644
--- a/include/asm-mips/marvell.h
+++ b/include/asm-mips/marvell.h
@@ -53,6 +53,6 @@ struct mv_pci_controller {
 	unsigned long   config_vreg;
 };
 
-extern void ll_mv64340_irq(struct pt_regs *regs);
+extern void ll_mv64340_irq(void);
 
 #endif	/* __ASM_MIPS_MARVELL_H */
diff --git a/include/asm-mips/msc01_ic.h b/include/asm-mips/msc01_ic.h
index 64f17208d602..aa7ad9a71762 100644
--- a/include/asm-mips/msc01_ic.h
+++ b/include/asm-mips/msc01_ic.h
@@ -145,7 +145,7 @@ typedef struct msc_irqmap {
 #define MSC01_IRQ_EDGE		1
 
 extern void __init init_msc_irqs(unsigned int base, msc_irqmap_t *imp, int nirq);
-extern void ll_msc_irq(struct pt_regs *regs);
+extern void ll_msc_irq(void);
 
 #endif /* __ASM_MIPS_BOARDS_MSC01_IC_H */
 
diff --git a/include/asm-mips/thread_info.h b/include/asm-mips/thread_info.h
index ae8ada5b42a9..e475c45ea263 100644
--- a/include/asm-mips/thread_info.h
+++ b/include/asm-mips/thread_info.h
@@ -34,6 +34,7 @@ struct thread_info {
 						   0-0xFFFFFFFF for kernel-thread
 						*/
 	struct restart_block	restart_block;
+	struct pt_regs		*regs;
 };
 
 /*
diff --git a/include/asm-mips/time.h b/include/asm-mips/time.h
index 2d543735668b..28512ba2266e 100644
--- a/include/asm-mips/time.h
+++ b/include/asm-mips/time.h
@@ -67,18 +67,18 @@ extern unsigned long (*do_gettimeoffset)(void);
 /*
  * high-level timer interrupt routines.
  */
-extern irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+extern irqreturn_t timer_interrupt(int irq, void *dev_id);
 
 /*
  * the corresponding low-level timer interrupt routine.
  */
-extern asmlinkage void ll_timer_interrupt(int irq, struct pt_regs *regs);
+extern asmlinkage void ll_timer_interrupt(int irq);
 
 /*
  * profiling and process accouting is done separately in local_timer_interrupt
  */
-extern void local_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs);
-extern asmlinkage void ll_local_timer_interrupt(int irq, struct pt_regs *regs);
+extern void local_timer_interrupt(int irq, void *dev_id);
+extern asmlinkage void ll_local_timer_interrupt(int irq);
 
 /*
  * board specific routines required by time_init().
diff --git a/include/asm-parisc/irq_regs.h b/include/asm-parisc/irq_regs.h
new file mode 100644
index 000000000000..3dd9c0b70270
--- /dev/null
+++ b/include/asm-parisc/irq_regs.h
@@ -0,0 +1 @@
+#include <asm-generic/irq_regs.h>
diff --git a/include/asm-parisc/pdc.h b/include/asm-parisc/pdc.h
index c9b2e35326ee..423c2b84b4a0 100644
--- a/include/asm-parisc/pdc.h
+++ b/include/asm-parisc/pdc.h
@@ -774,8 +774,6 @@ int pdc_sti_call(unsigned long func, unsigned long flags,
                  unsigned long inptr, unsigned long outputr,
                  unsigned long glob_cfg);
 
-extern void pdc_init(void);
-
 static inline char * os_id_to_string(u16 os_id) {
 	switch(os_id) {
 	case OS_ID_NONE:	return "No OS";
diff --git a/include/asm-powerpc/i8259.h b/include/asm-powerpc/i8259.h
index c80e113052cd..78489fb8d140 100644
--- a/include/asm-powerpc/i8259.h
+++ b/include/asm-powerpc/i8259.h
@@ -6,10 +6,10 @@
 
 #ifdef CONFIG_PPC_MERGE
 extern void i8259_init(struct device_node *node, unsigned long intack_addr);
-extern unsigned int i8259_irq(struct pt_regs *regs);
+extern unsigned int i8259_irq(void);
 #else
 extern void i8259_init(unsigned long intack_addr, int offset);
-extern int i8259_irq(struct pt_regs *regs);
+extern int i8259_irq(void);
 #endif
 
 #endif /* __KERNEL__ */
diff --git a/include/asm-powerpc/ibmebus.h b/include/asm-powerpc/ibmebus.h
index 7ab195a27888..3493429b70f5 100644
--- a/include/asm-powerpc/ibmebus.h
+++ b/include/asm-powerpc/ibmebus.h
@@ -65,7 +65,7 @@ void ibmebus_unregister_driver(struct ibmebus_driver *drv);
 
 int ibmebus_request_irq(struct ibmebus_dev *dev,
 			u32 ist, 
-			irqreturn_t (*handler)(int, void*, struct pt_regs *),
+			irq_handler_t handler,
 			unsigned long irq_flags, const char * devname,
 			void *dev_id);
 void ibmebus_free_irq(struct ibmebus_dev *dev, u32 ist, void *dev_id);
diff --git a/include/asm-powerpc/ipic.h b/include/asm-powerpc/ipic.h
index 1ce09a35906e..9fbb03415860 100644
--- a/include/asm-powerpc/ipic.h
+++ b/include/asm-powerpc/ipic.h
@@ -79,12 +79,12 @@ extern void ipic_clear_mcp_status(u32 mask);
 
 #ifdef CONFIG_PPC_MERGE
 extern void ipic_init(struct device_node *node, unsigned int flags);
-extern unsigned int ipic_get_irq(struct pt_regs *regs);
+extern unsigned int ipic_get_irq(void);
 #else
 extern void ipic_init(phys_addr_t phys_addr, unsigned int flags,
 		unsigned int irq_offset,
 		unsigned char *senses, unsigned int senses_count);
-extern int ipic_get_irq(struct pt_regs *regs);
+extern int ipic_get_irq(void);
 #endif
 
 #endif /* __ASM_IPIC_H__ */
diff --git a/include/asm-powerpc/irq.h b/include/asm-powerpc/irq.h
index 89ed545b446b..f960f5346f40 100644
--- a/include/asm-powerpc/irq.h
+++ b/include/asm-powerpc/irq.h
@@ -825,7 +825,7 @@ extern struct thread_info *softirq_ctx[NR_CPUS];
 
 extern void irq_ctx_init(void);
 extern void call_do_softirq(struct thread_info *tp);
-extern int call_handle_irq(int irq, void *p1, void *p2,
+extern int call_handle_irq(int irq, void *p1,
 			   struct thread_info *tp, void *func);
 #else
 #define irq_ctx_init()
diff --git a/include/asm-powerpc/irq_regs.h b/include/asm-powerpc/irq_regs.h
new file mode 100644
index 000000000000..ba94b51a0a70
--- /dev/null
+++ b/include/asm-powerpc/irq_regs.h
@@ -0,0 +1,2 @@
+#include <asm-generic/irq_regs.h>
+
diff --git a/include/asm-powerpc/iseries/hv_lp_event.h b/include/asm-powerpc/iseries/hv_lp_event.h
index 4065a4de4935..6ce2ce1e2690 100644
--- a/include/asm-powerpc/iseries/hv_lp_event.h
+++ b/include/asm-powerpc/iseries/hv_lp_event.h
@@ -50,7 +50,7 @@ struct HvLpEvent {
 	u64	xCorrelationToken;	/* Unique value for source/type x10-x17 */
 };
 
-typedef void (*LpEventHandler)(struct HvLpEvent *, struct pt_regs *);
+typedef void (*LpEventHandler)(struct HvLpEvent *);
 
 /* Register a handler for an event type - returns 0 on success */
 extern int HvLpEvent_registerHandler(HvLpEvent_Type eventType,
diff --git a/include/asm-powerpc/iseries/it_lp_queue.h b/include/asm-powerpc/iseries/it_lp_queue.h
index 3f6814769295..428278838821 100644
--- a/include/asm-powerpc/iseries/it_lp_queue.h
+++ b/include/asm-powerpc/iseries/it_lp_queue.h
@@ -72,7 +72,7 @@ struct hvlpevent_queue {
 extern struct hvlpevent_queue hvlpevent_queue;
 
 extern int hvlpevent_is_pending(void);
-extern void process_hvlpevents(struct pt_regs *);
+extern void process_hvlpevents(void);
 extern void setup_hvlpevent_queue(void);
 
 #endif /* _ASM_POWERPC_ISERIES_IT_LP_QUEUE_H */
diff --git a/include/asm-powerpc/machdep.h b/include/asm-powerpc/machdep.h
index c17c13742401..dac90dc341cb 100644
--- a/include/asm-powerpc/machdep.h
+++ b/include/asm-powerpc/machdep.h
@@ -97,7 +97,7 @@ struct machdep_calls {
 	void		(*show_percpuinfo)(struct seq_file *m, int i);
 
 	void		(*init_IRQ)(void);
-	unsigned int	(*get_irq)(struct pt_regs *);
+	unsigned int	(*get_irq)(void);
 #ifdef CONFIG_KEXEC
 	void		(*kexec_cpu_down)(int crash_shutdown, int secondary);
 #endif
diff --git a/include/asm-powerpc/mpic.h b/include/asm-powerpc/mpic.h
index a9f9604b9eff..ef0a5458d2b2 100644
--- a/include/asm-powerpc/mpic.h
+++ b/include/asm-powerpc/mpic.h
@@ -409,9 +409,9 @@ extern void mpic_send_ipi(unsigned int ipi_no, unsigned int cpu_mask);
 void smp_mpic_message_pass(int target, int msg);
 
 /* Fetch interrupt from a given mpic */
-extern unsigned int mpic_get_one_irq(struct mpic *mpic, struct pt_regs *regs);
+extern unsigned int mpic_get_one_irq(struct mpic *mpic);
 /* This one gets to the primary mpic */
-extern unsigned int mpic_get_irq(struct pt_regs *regs);
+extern unsigned int mpic_get_irq(void);
 
 /* Set the EPIC clock ratio */
 void mpic_set_clk_ratio(struct mpic *mpic, u32 clock_ratio);
diff --git a/include/asm-powerpc/reg.h b/include/asm-powerpc/reg.h
index 3a9fcc15811b..8fb96811b55d 100644
--- a/include/asm-powerpc/reg.h
+++ b/include/asm-powerpc/reg.h
@@ -503,7 +503,7 @@
 
 /*
  * An mtfsf instruction with the L bit set. On CPUs that support this a
- * full 64bits of FPSCR is restored and on other CPUs it is ignored.
+ * full 64bits of FPSCR is restored and on other CPUs the L bit is ignored.
  *
  * Until binutils gets the new form of mtfsf, hardwire the instruction.
  */
diff --git a/include/asm-powerpc/smp.h b/include/asm-powerpc/smp.h
index 068f119aa298..20ea7c70bc38 100644
--- a/include/asm-powerpc/smp.h
+++ b/include/asm-powerpc/smp.h
@@ -34,8 +34,7 @@ extern void cpu_die(void);
 #ifdef CONFIG_SMP
 
 extern void smp_send_debugger_break(int cpu);
-struct pt_regs;
-extern void smp_message_recv(int, struct pt_regs *);
+extern void smp_message_recv(int);
 
 #ifdef CONFIG_HOTPLUG_CPU
 extern void fixup_irqs(cpumask_t map);
diff --git a/include/asm-ppc/commproc.h b/include/asm-ppc/commproc.h
index 3247bea5fc2b..7b06b4e6bf30 100644
--- a/include/asm-ppc/commproc.h
+++ b/include/asm-ppc/commproc.h
@@ -690,8 +690,7 @@ typedef struct risc_timer_pram {
 #define CICR_IEN		((uint)0x00000080)	/* Int. enable */
 #define CICR_SPS		((uint)0x00000001)	/* SCC Spread */
 
-extern void cpm_install_handler(int vec,
-		void (*handler)(void *, struct pt_regs *regs), void *dev_id);
+extern void cpm_install_handler(int vec, void (*handler)(void *), void *dev_id);
 extern void cpm_free_handler(int vec);
 
 #endif /* __CPM_8XX__ */
diff --git a/include/asm-ppc/floppy.h b/include/asm-ppc/floppy.h
index d3963ca79ad8..ae316e6d2ca9 100644
--- a/include/asm-ppc/floppy.h
+++ b/include/asm-ppc/floppy.h
@@ -38,14 +38,14 @@ static int virtual_dma_mode;
 static int doing_vdma;
 static struct fd_dma_ops *fd_ops;
 
-static irqreturn_t floppy_hardint(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t floppy_hardint(int irq, void *dev_id)
 {
 	unsigned char st;
 	int lcount;
 	char *lptr;
 
 	if (!doing_vdma)
-		return floppy_interrupt(irq, dev_id, regs);
+		return floppy_interrupt(irq, dev_id);
 
 
 	st = 1;
@@ -69,7 +69,7 @@ static irqreturn_t floppy_hardint(int irq, void *dev_id, struct pt_regs * regs)
 		virtual_dma_residue += virtual_dma_count;
 		virtual_dma_count=0;
 		doing_vdma = 0;
-		floppy_interrupt(irq, dev_id, regs);
+		floppy_interrupt(irq, dev_id);
 		return IRQ_HANDLED;
 	}
 	return IRQ_HANDLED;
diff --git a/include/asm-ppc/gt64260.h b/include/asm-ppc/gt64260.h
index cd0ef644943d..9e63b3cfffca 100644
--- a/include/asm-ppc/gt64260.h
+++ b/include/asm-ppc/gt64260.h
@@ -315,7 +315,7 @@ int gt64260_get_base(u32 *base);
 int gt64260_pci_exclude_device(u8 bus, u8 devfn);
 
 void gt64260_init_irq(void);
-int gt64260_get_irq(struct pt_regs *regs);
+int gt64260_get_irq(void);
 
 void gt64260_mpsc_progress(char *s, unsigned short hex);
 
diff --git a/include/asm-ppc/machdep.h b/include/asm-ppc/machdep.h
index da7746738aee..293a444a1d77 100644
--- a/include/asm-ppc/machdep.h
+++ b/include/asm-ppc/machdep.h
@@ -43,7 +43,7 @@ struct machdep_calls {
 	/* Optional, may be NULL. */
 	unsigned int	(*irq_canonicalize)(unsigned int irq);
 	void		(*init_IRQ)(void);
-	int		(*get_irq)(struct pt_regs *);
+	int		(*get_irq)(void);
 	
 	/* A general init function, called by ppc_init in init/main.c.
 	   May be NULL. DEPRECATED ! */
diff --git a/include/asm-ppc/mpc52xx.h b/include/asm-ppc/mpc52xx.h
index 7e9842805a28..64c8874618dc 100644
--- a/include/asm-ppc/mpc52xx.h
+++ b/include/asm-ppc/mpc52xx.h
@@ -415,7 +415,7 @@ struct mpc52xx_cdm {
 #ifndef __ASSEMBLY__
 
 extern void mpc52xx_init_irq(void);
-extern int mpc52xx_get_irq(struct pt_regs *regs);
+extern int mpc52xx_get_irq(void);
 
 extern unsigned long mpc52xx_find_end_of_memory(void);
 extern void mpc52xx_set_bat(void);
diff --git a/include/asm-ppc/mv64x60.h b/include/asm-ppc/mv64x60.h
index 663edbee3e91..db3776f18198 100644
--- a/include/asm-ppc/mv64x60.h
+++ b/include/asm-ppc/mv64x60.h
@@ -336,9 +336,9 @@ int mv64x60_pci_exclude_device(u8 bus, u8 devfn);
 
 
 void gt64260_init_irq(void);
-int gt64260_get_irq(struct pt_regs *regs);
+int gt64260_get_irq(void);
 void mv64360_init_irq(void);
-int mv64360_get_irq(struct pt_regs *regs);
+int mv64360_get_irq(void);
 
 u32 mv64x60_mask(u32 val, u32 num_bits);
 u32 mv64x60_shift_left(u32 val, u32 num_bits);
diff --git a/include/asm-ppc/open_pic.h b/include/asm-ppc/open_pic.h
index a4fe962d9f73..778d5726212c 100644
--- a/include/asm-ppc/open_pic.h
+++ b/include/asm-ppc/open_pic.h
@@ -48,12 +48,12 @@ extern void openpic_init(int linux_irq_offset);
 extern void openpic_init_nmi_irq(u_int irq);
 extern void openpic_set_irq_priority(u_int irq, u_int pri);
 extern void openpic_hookup_cascade(u_int irq, char *name,
-				   int (*cascade_fn)(struct pt_regs *));
+				   int (*cascade_fn)(void));
 extern u_int openpic_irq(void);
 extern void openpic_eoi(void);
 extern void openpic_request_IPIs(void);
 extern void do_openpic_setup_cpu(void);
-extern int openpic_get_irq(struct pt_regs *regs);
+extern int openpic_get_irq(void);
 extern void openpic_reset_processor_phys(u_int cpumask);
 extern void openpic_setup_ISU(int isu_num, unsigned long addr);
 extern void openpic_cause_IPI(u_int ipi, cpumask_t cpumask);
@@ -93,6 +93,6 @@ extern void openpic2_init(int linux_irq_offset);
 extern void openpic2_init_nmi_irq(u_int irq);
 extern u_int openpic2_irq(void);
 extern void openpic2_eoi(void);
-extern int openpic2_get_irq(struct pt_regs *regs);
+extern int openpic2_get_irq(void);
 extern void openpic2_setup_ISU(int isu_num, unsigned long addr);
 #endif /* _PPC_KERNEL_OPEN_PIC_H */
diff --git a/include/asm-ppc/smp.h b/include/asm-ppc/smp.h
index 0b7fa89589df..e75791ea33a6 100644
--- a/include/asm-ppc/smp.h
+++ b/include/asm-ppc/smp.h
@@ -39,7 +39,7 @@ extern struct smp_ops_t *smp_ops;
 extern void smp_send_tlb_invalidate(int);
 extern void smp_send_xmon_break(int cpu);
 struct pt_regs;
-extern void smp_message_recv(int, struct pt_regs *);
+extern void smp_message_recv(int);
 
 extern int __cpu_disable(void);
 extern void __cpu_die(unsigned int cpu);
diff --git a/include/asm-s390/hardirq.h b/include/asm-s390/hardirq.h
index e84b7ef54aac..c2f6a8782d31 100644
--- a/include/asm-s390/hardirq.h
+++ b/include/asm-s390/hardirq.h
@@ -32,6 +32,6 @@ typedef struct {
 
 #define HARDIRQ_BITS	8
 
-extern void account_ticks(struct pt_regs *);
+extern void account_ticks(void);
 
 #endif /* __ASM_HARDIRQ_H */
diff --git a/include/asm-s390/irq_regs.h b/include/asm-s390/irq_regs.h
new file mode 100644
index 000000000000..3dd9c0b70270
--- /dev/null
+++ b/include/asm-s390/irq_regs.h
@@ -0,0 +1 @@
+#include <asm-generic/irq_regs.h>
diff --git a/include/asm-s390/percpu.h b/include/asm-s390/percpu.h
index 495ad99c7635..9ea7f1023e57 100644
--- a/include/asm-s390/percpu.h
+++ b/include/asm-s390/percpu.h
@@ -16,7 +16,7 @@
 #if defined(__s390x__) && defined(MODULE)
 
 #define __reloc_hide(var,offset) (*({			\
-	extern int simple_indentifier_##var(void);	\
+	extern int simple_identifier_##var(void);	\
 	unsigned long *__ptr;				\
 	asm ( "larl %0,per_cpu__"#var"@GOTENT"		\
 	    : "=a" (__ptr) : "X" (per_cpu__##var) );	\
@@ -25,7 +25,7 @@
 #else
 
 #define __reloc_hide(var, offset) (*({				\
-	extern int simple_indentifier_##var(void);		\
+	extern int simple_identifier_##var(void);		\
 	unsigned long __ptr;					\
 	asm ( "" : "=a" (__ptr) : "0" (&per_cpu__##var) );	\
 	(typeof(&per_cpu__##var)) (__ptr + (offset)); }))
diff --git a/include/asm-s390/s390_ext.h b/include/asm-s390/s390_ext.h
index e9a2862b230d..df9b1017b703 100644
--- a/include/asm-s390/s390_ext.h
+++ b/include/asm-s390/s390_ext.h
@@ -10,7 +10,7 @@
  *               Martin Schwidefsky (schwidefsky@de.ibm.com)
  */
 
-typedef void (*ext_int_handler_t)(struct pt_regs *regs, __u16 code);
+typedef void (*ext_int_handler_t)(__u16 code);
 
 /*
  * Warning: if you change ext_int_info_t you have to change the
diff --git a/include/asm-sparc/floppy.h b/include/asm-sparc/floppy.h
index c53b332c850a..9073c84218ce 100644
--- a/include/asm-sparc/floppy.h
+++ b/include/asm-sparc/floppy.h
@@ -262,7 +262,7 @@ static __inline__ void sun_fd_enable_dma(void)
 }
 
 /* Our low-level entry point in arch/sparc/kernel/entry.S */
-irqreturn_t floppy_hardint(int irq, void *unused, struct pt_regs *regs);
+irqreturn_t floppy_hardint(int irq, void *unused);
 
 static int sun_fd_request_irq(void)
 {
diff --git a/include/asm-sparc/irq.h b/include/asm-sparc/irq.h
index 3141ddfea97d..ff520ea97473 100644
--- a/include/asm-sparc/irq.h
+++ b/include/asm-sparc/irq.h
@@ -76,8 +76,8 @@ static inline void load_profile_irq(int cpu, int limit)
 	BTFIXUP_CALL(load_profile_irq)(cpu, limit);
 }
 
-extern void (*sparc_init_timers)(irqreturn_t (*lvl10_irq)(int, void *, struct pt_regs *));
-extern void claim_ticker14(irqreturn_t (*irq_handler)(int, void *, struct pt_regs *),
+extern void (*sparc_init_timers)(irq_handler_t lvl10_irq);
+extern void claim_ticker14(irq_handler_t irq_handler,
 			   int irq,
 			   unsigned int timeout);
 
@@ -91,7 +91,7 @@ BTFIXUPDEF_CALL(void, set_irq_udt, int)
 #define set_irq_udt(cpu) BTFIXUP_CALL(set_irq_udt)(cpu)
 #endif
 
-extern int request_fast_irq(unsigned int irq, irqreturn_t (*handler)(int, void *, struct pt_regs *), unsigned long flags, __const__ char *devname);
+extern int request_fast_irq(unsigned int irq, irq_handler_t handler, unsigned long flags, __const__ char *devname);
 
 /* On the sun4m, just like the timers, we have both per-cpu and master
  * interrupt registers.
diff --git a/include/asm-sparc/irq_regs.h b/include/asm-sparc/irq_regs.h
new file mode 100644
index 000000000000..3dd9c0b70270
--- /dev/null
+++ b/include/asm-sparc/irq_regs.h
@@ -0,0 +1 @@
+#include <asm-generic/irq_regs.h>
diff --git a/include/asm-sparc/spinlock.h b/include/asm-sparc/spinlock.h
index 557d08959d2f..de2249b267c6 100644
--- a/include/asm-sparc/spinlock.h
+++ b/include/asm-sparc/spinlock.h
@@ -129,6 +129,7 @@ static inline void __raw_write_lock(raw_rwlock_t *rw)
 	: /* no outputs */
 	: "r" (lp)
 	: "g2", "g4", "memory", "cc");
+	*(volatile __u32 *)&lp->lock = ~0U;
 }
 
 static inline int __raw_write_trylock(raw_rwlock_t *rw)
@@ -144,15 +145,40 @@ static inline int __raw_write_trylock(raw_rwlock_t *rw)
 		val = rw->lock & ~0xff;
 		if (val)
 			((volatile u8*)&rw->lock)[3] = 0;
+		else
+			*(volatile u32*)&rw->lock = ~0U;
 	}
 
 	return (val == 0);
 }
 
+static inline int __read_trylock(raw_rwlock_t *rw)
+{
+	register raw_rwlock_t *lp asm("g1");
+	register int res asm("o0");
+	lp = rw;
+	__asm__ __volatile__(
+	"mov	%%o7, %%g4\n\t"
+	"call	___rw_read_try\n\t"
+	" ldstub	[%%g1 + 3], %%g2\n"
+	: "=r" (res)
+	: "r" (lp)
+	: "g2", "g4", "memory", "cc");
+	return res;
+}
+
+#define __raw_read_trylock(lock) \
+({	unsigned long flags; \
+	int res; \
+	local_irq_save(flags); \
+	res = __read_trylock(lock); \
+	local_irq_restore(flags); \
+	res; \
+})
+
 #define __raw_write_unlock(rw)	do { (rw)->lock = 0; } while(0)
 
 #define __raw_spin_lock_flags(lock, flags) __raw_spin_lock(lock)
-#define __raw_read_trylock(lock) generic__raw_read_trylock(lock)
 
 #define _raw_spin_relax(lock)	cpu_relax()
 #define _raw_read_relax(lock)	cpu_relax()
diff --git a/include/asm-sparc64/floppy.h b/include/asm-sparc64/floppy.h
index abf150038019..dbe033e494db 100644
--- a/include/asm-sparc64/floppy.h
+++ b/include/asm-sparc64/floppy.h
@@ -208,7 +208,7 @@ static void sun_fd_enable_dma(void)
 	pdma_areasize = pdma_size;
 }
 
-irqreturn_t sparc_floppy_irq(int irq, void *dev_cookie, struct pt_regs *regs)
+irqreturn_t sparc_floppy_irq(int irq, void *dev_cookie)
 {
 	if (likely(doing_pdma)) {
 		void __iomem *stat = (void __iomem *) fdc_status;
@@ -255,7 +255,7 @@ irqreturn_t sparc_floppy_irq(int irq, void *dev_cookie, struct pt_regs *regs)
 	}
 
 main_interrupt:
-	return floppy_interrupt(irq, dev_cookie, regs);
+	return floppy_interrupt(irq, dev_cookie);
 }
 
 static int sun_fd_request_irq(void)
@@ -311,7 +311,7 @@ struct sun_pci_dma_op {
 static struct sun_pci_dma_op sun_pci_dma_current = { -1U, 0, 0, NULL};
 static struct sun_pci_dma_op sun_pci_dma_pending = { -1U, 0, 0, NULL};
 
-extern irqreturn_t floppy_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+extern irqreturn_t floppy_interrupt(int irq, void *dev_id);
 
 static unsigned char sun_pci_fd_inb(unsigned long port)
 {
@@ -446,7 +446,7 @@ static int sun_pci_fd_eject(int drive)
 
 void sun_pci_fd_dma_callback(struct ebus_dma_info *p, int event, void *cookie)
 {
-	floppy_interrupt(0, NULL, NULL);
+	floppy_interrupt(0, NULL);
 }
 
 /*
diff --git a/include/asm-sparc64/irq_regs.h b/include/asm-sparc64/irq_regs.h
new file mode 100644
index 000000000000..3dd9c0b70270
--- /dev/null
+++ b/include/asm-sparc64/irq_regs.h
@@ -0,0 +1 @@
+#include <asm-generic/irq_regs.h>
diff --git a/include/asm-um/irq_regs.h b/include/asm-um/irq_regs.h
new file mode 100644
index 000000000000..3dd9c0b70270
--- /dev/null
+++ b/include/asm-um/irq_regs.h
@@ -0,0 +1 @@
+#include <asm-generic/irq_regs.h>
diff --git a/include/asm-x86_64/apic.h b/include/asm-x86_64/apic.h
index 9e66d32330c9..e81d0f289f0b 100644
--- a/include/asm-x86_64/apic.h
+++ b/include/asm-x86_64/apic.h
@@ -77,7 +77,7 @@ extern void sync_Arb_IDs (void);
 extern void init_bsp_APIC (void);
 extern void setup_local_APIC (void);
 extern void init_apic_mappings (void);
-extern void smp_local_timer_interrupt (struct pt_regs * regs);
+extern void smp_local_timer_interrupt (void);
 extern void setup_boot_APIC_clock (void);
 extern void setup_secondary_APIC_clock (void);
 extern int APIC_init_uniprocessor (void);
diff --git a/include/asm-x86_64/floppy.h b/include/asm-x86_64/floppy.h
index 32ff5d132714..6ea13c3806f3 100644
--- a/include/asm-x86_64/floppy.h
+++ b/include/asm-x86_64/floppy.h
@@ -51,7 +51,7 @@ static char *virtual_dma_addr;
 static int virtual_dma_mode;
 static int doing_pdma;
 
-static irqreturn_t floppy_hardint(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t floppy_hardint(int irq, void *dev_id)
 {
 	register unsigned char st;
 
@@ -63,7 +63,7 @@ static irqreturn_t floppy_hardint(int irq, void *dev_id, struct pt_regs * regs)
 	static int dma_wait=0;
 #endif
 	if (!doing_pdma)
-		return floppy_interrupt(irq, dev_id, regs);
+		return floppy_interrupt(irq, dev_id);
 
 #ifdef TRACE_FLPY_INT
 	if(!calls)
@@ -106,7 +106,7 @@ static irqreturn_t floppy_hardint(int irq, void *dev_id, struct pt_regs * regs)
 		dma_wait=0;
 #endif
 		doing_pdma = 0;
-		floppy_interrupt(irq, dev_id, regs);
+		floppy_interrupt(irq, dev_id);
 		return IRQ_HANDLED;
 	}
 #ifdef TRACE_FLPY_INT
diff --git a/include/asm-x86_64/genapic.h b/include/asm-x86_64/genapic.h
index 81e714665344..a0e9a4b93484 100644
--- a/include/asm-x86_64/genapic.h
+++ b/include/asm-x86_64/genapic.h
@@ -18,6 +18,7 @@ struct genapic {
 	u32 int_dest_mode;
 	int (*apic_id_registered)(void);
 	cpumask_t (*target_cpus)(void);
+	cpumask_t (*vector_allocation_domain)(int cpu);
 	void (*init_apic_ldr)(void);
 	/* ipi */
 	void (*send_IPI_mask)(cpumask_t mask, int vector);
diff --git a/include/asm-x86_64/hw_irq.h b/include/asm-x86_64/hw_irq.h
index 53d0d9fd10d6..792dd52fcd70 100644
--- a/include/asm-x86_64/hw_irq.h
+++ b/include/asm-x86_64/hw_irq.h
@@ -74,10 +74,8 @@
 
 
 #ifndef __ASSEMBLY__
-extern unsigned int irq_vector[NR_IRQ_VECTORS];
 typedef int vector_irq_t[NR_VECTORS];
 DECLARE_PER_CPU(vector_irq_t, vector_irq);
-#define IO_APIC_VECTOR(irq)	(irq_vector[irq])
 
 /*
  * Various low-level irq details needed by irq.c, process.c,
diff --git a/include/asm-x86_64/irq_regs.h b/include/asm-x86_64/irq_regs.h
new file mode 100644
index 000000000000..3dd9c0b70270
--- /dev/null
+++ b/include/asm-x86_64/irq_regs.h
@@ -0,0 +1 @@
+#include <asm-generic/irq_regs.h>
diff --git a/include/asm-x86_64/mach_apic.h b/include/asm-x86_64/mach_apic.h
index d33422450c00..7b7115a0c1c9 100644
--- a/include/asm-x86_64/mach_apic.h
+++ b/include/asm-x86_64/mach_apic.h
@@ -17,6 +17,7 @@
 #define INT_DELIVERY_MODE (genapic->int_delivery_mode)
 #define INT_DEST_MODE (genapic->int_dest_mode)
 #define TARGET_CPUS	  (genapic->target_cpus())
+#define vector_allocation_domain	(genapic->vector_allocation_domain)
 #define apic_id_registered (genapic->apic_id_registered)
 #define init_apic_ldr (genapic->init_apic_ldr)
 #define send_IPI_mask (genapic->send_IPI_mask)
diff --git a/include/asm-x86_64/percpu.h b/include/asm-x86_64/percpu.h
index 285756010c51..5ed0ef340842 100644
--- a/include/asm-x86_64/percpu.h
+++ b/include/asm-x86_64/percpu.h
@@ -32,13 +32,13 @@
 
 /* var is in discarded region: offset to particular copy we want */
 #define per_cpu(var, cpu) (*({				\
-	extern int simple_indentifier_##var(void);	\
+	extern int simple_identifier_##var(void);	\
 	RELOC_HIDE(&per_cpu__##var, __per_cpu_offset(cpu)); }))
 #define __get_cpu_var(var) (*({				\
-	extern int simple_indentifier_##var(void);	\
+	extern int simple_identifier_##var(void);	\
 	RELOC_HIDE(&per_cpu__##var, __my_cpu_offset()); }))
 #define __raw_get_cpu_var(var) (*({			\
-	extern int simple_indentifier_##var(void);	\
+	extern int simple_identifier_##var(void);	\
 	RELOC_HIDE(&per_cpu__##var, __my_cpu_offset()); }))
 
 /* A macro to avoid #include hell... */
diff --git a/include/asm-x86_64/proto.h b/include/asm-x86_64/proto.h
index c28fc2db2171..c181fef786e4 100644
--- a/include/asm-x86_64/proto.h
+++ b/include/asm-x86_64/proto.h
@@ -66,7 +66,7 @@ extern void free_bootmem_generic(unsigned long phys, unsigned len);
 extern void load_gs_index(unsigned gs);
 
 extern void stop_timer_interrupt(void);
-extern void main_timer_handler(struct pt_regs *regs);
+extern void main_timer_handler(void);
 
 extern unsigned long end_pfn_map; 
 
@@ -124,7 +124,7 @@ extern int notsc_setup(char *);
 
 extern int gsi_irq_sharing(int gsi);
 
-extern void smp_local_timer_interrupt(struct pt_regs * regs);
+extern void smp_local_timer_interrupt(void);
 
 long do_arch_prctl(struct task_struct *task, int code, unsigned long addr);
 
diff --git a/include/linux/adb.h b/include/linux/adb.h
index b7305b178279..64d8878e1444 100644
--- a/include/linux/adb.h
+++ b/include/linux/adb.h
@@ -90,10 +90,10 @@ extern struct blocking_notifier_head adb_client_list;
 int adb_request(struct adb_request *req, void (*done)(struct adb_request *),
 		int flags, int nbytes, ...);
 int adb_register(int default_id,int handler_id,struct adb_ids *ids,
-		 void (*handler)(unsigned char *, int, struct pt_regs *, int));
+		 void (*handler)(unsigned char *, int, int));
 int adb_unregister(int index);
 void adb_poll(void);
-void adb_input(unsigned char *, int, struct pt_regs *, int);
+void adb_input(unsigned char *, int, int);
 int adb_reset_bus(void);
 
 int adb_try_handler_change(int address, int new_id);
diff --git a/include/linux/arcdevice.h b/include/linux/arcdevice.h
index 231ba090ae34..2f85049cfb3d 100644
--- a/include/linux/arcdevice.h
+++ b/include/linux/arcdevice.h
@@ -334,7 +334,7 @@ void arcnet_dump_skb(struct net_device *dev, struct sk_buff *skb, char *desc);
 #endif
 
 void arcnet_unregister_proto(struct ArcProto *proto);
-irqreturn_t arcnet_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+irqreturn_t arcnet_interrupt(int irq, void *dev_id);
 struct net_device *alloc_arcdev(char *name);
 
 #endif				/* __KERNEL__ */
diff --git a/include/linux/cdrom.h b/include/linux/cdrom.h
index 3c9b0bc05123..bbbe7b4da0bb 100644
--- a/include/linux/cdrom.h
+++ b/include/linux/cdrom.h
@@ -749,7 +749,7 @@ struct request_sense {
 #define MRW_MODE_PC			0x03
 
 struct mrw_feature_desc {
-	__u16 feature_code;
+	__be16 feature_code;
 #if defined(__BIG_ENDIAN_BITFIELD)
 	__u8 reserved1		: 2;
 	__u8 feature_version	: 4;
@@ -776,7 +776,7 @@ struct mrw_feature_desc {
 
 /* cf. mmc4r02g.pdf 5.3.10 Random Writable Feature (0020h) pg 197 of 635 */
 struct rwrt_feature_desc {
-	__u16 feature_code;
+	__be16 feature_code;
 #if defined(__BIG_ENDIAN_BITFIELD)
 	__u8 reserved1		: 2;
 	__u8 feature_version	: 4;
@@ -803,7 +803,7 @@ struct rwrt_feature_desc {
 };
 
 typedef struct {
-	__u16 disc_information_length;
+	__be16 disc_information_length;
 #if defined(__BIG_ENDIAN_BITFIELD)
 	__u8 reserved1			: 3;
         __u8 erasable			: 1;
@@ -849,7 +849,7 @@ typedef struct {
 } disc_information;
 
 typedef struct {
-	__u16 track_information_length;
+	__be16 track_information_length;
 	__u8 track_lsb;
 	__u8 session_lsb;
 	__u8 reserved1;
@@ -880,12 +880,12 @@ typedef struct {
 	__u8 lra_v			: 1;
 	__u8 reserved3			: 6;
 #endif
-	__u32 track_start;
-	__u32 next_writable;
-	__u32 free_blocks;
-	__u32 fixed_packet_size;
-	__u32 track_size;
-	__u32 last_rec_address;
+	__be32 track_start;
+	__be32 next_writable;
+	__be32 free_blocks;
+	__be32 fixed_packet_size;
+	__be32 track_size;
+	__be32 last_rec_address;
 } track_information;
 
 struct feature_header {
@@ -896,12 +896,12 @@ struct feature_header {
 };
 
 struct mode_page_header {
-	__u16 mode_data_length;
+	__be16 mode_data_length;
 	__u8 medium_type;
 	__u8 reserved1;
 	__u8 reserved2;
 	__u8 reserved3;
-	__u16 desc_length;
+	__be16 desc_length;
 };
 
 #ifdef __KERNEL__
@@ -1106,7 +1106,7 @@ typedef struct {
 #endif
 	__u8 session_format;
 	__u8 reserved6;
-	__u32 packet_size;
+	__be32 packet_size;
 	__u16 audio_pause;
 	__u8 mcn[16];
 	__u8 isrc[16];
@@ -1151,7 +1151,7 @@ typedef struct {
 } rpc_state_t;
 
 struct event_header {
-	__u16 data_len;
+	__be16 data_len;
 #if defined(__BIG_ENDIAN_BITFIELD)
 	__u8 nea		: 1;
 	__u8 reserved1		: 4;
diff --git a/include/linux/compat.h b/include/linux/compat.h
index ef5cd192784c..f4ebf96f5308 100644
--- a/include/linux/compat.h
+++ b/include/linux/compat.h
@@ -163,7 +163,7 @@ asmlinkage long
 compat_sys_set_robust_list(struct compat_robust_list_head __user *head,
 			   compat_size_t len);
 asmlinkage long
-compat_sys_get_robust_list(int pid, compat_uptr_t *head_ptr,
+compat_sys_get_robust_list(int pid, compat_uptr_t __user *head_ptr,
 			   compat_size_t __user *len_ptr);
 
 long compat_sys_semctl(int first, int second, int third, void __user *uptr);
diff --git a/include/linux/config.h b/include/linux/config.h
deleted file mode 100644
index 479ffb0a22d8..000000000000
--- a/include/linux/config.h
+++ /dev/null
@@ -1,9 +0,0 @@
-#ifndef _LINUX_CONFIG_H
-#define _LINUX_CONFIG_H
-/* This file is no longer in use and kept only for backward compatibility.
- * autoconf.h is now included via -imacros on the commandline
- */
-#warning Including config.h is deprecated.
-#include <linux/autoconf.h>
-
-#endif
diff --git a/include/linux/dccp.h b/include/linux/dccp.h
index d6f4ec467a4b..53553c99cad6 100644
--- a/include/linux/dccp.h
+++ b/include/linux/dccp.h
@@ -191,7 +191,7 @@ enum {
 /* this structure is argument to DCCP_SOCKOPT_CHANGE_X */
 struct dccp_so_feat {
 	__u8 dccpsf_feat;
-	__u8 *dccpsf_val;
+	__u8 __user *dccpsf_val;
 	__u8 dccpsf_len;
 };
 
diff --git a/include/linux/hiddev.h b/include/linux/hiddev.h
index 945ba1ad14ac..acbdae6d7ae1 100644
--- a/include/linux/hiddev.h
+++ b/include/linux/hiddev.h
@@ -222,7 +222,7 @@ struct hid_report;
 int hiddev_connect(struct hid_device *);
 void hiddev_disconnect(struct hid_device *);
 void hiddev_hid_event(struct hid_device *hid, struct hid_field *field,
-		      struct hid_usage *usage, __s32 value, struct pt_regs *regs);
+		      struct hid_usage *usage, __s32 value);
 void hiddev_report_event(struct hid_device *hid, struct hid_report *report);
 int __init hiddev_init(void);
 void hiddev_exit(void);
@@ -230,7 +230,7 @@ void hiddev_exit(void);
 static inline int hiddev_connect(struct hid_device *hid) { return -1; }
 static inline void hiddev_disconnect(struct hid_device *hid) { }
 static inline void hiddev_hid_event(struct hid_device *hid, struct hid_field *field,
-		      struct hid_usage *usage, __s32 value, struct pt_regs *regs) { }
+		      struct hid_usage *usage, __s32 value) { }
 static inline void hiddev_report_event(struct hid_device *hid, struct hid_report *report) { }
 static inline int hiddev_init(void) { return 0; }
 static inline void hiddev_exit(void) { }
diff --git a/include/linux/ide.h b/include/linux/ide.h
index 07d8d725541f..9c2050293f17 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -1185,7 +1185,7 @@ extern void ide_stall_queue(ide_drive_t *drive, unsigned long timeout);
 
 extern int ide_spin_wait_hwgroup(ide_drive_t *);
 extern void ide_timer_expiry(unsigned long);
-extern irqreturn_t ide_intr(int irq, void *dev_id, struct pt_regs *regs);
+extern irqreturn_t ide_intr(int irq, void *dev_id);
 extern void do_ide_request(request_queue_t *);
 
 void ide_init_disk(struct gendisk *, ide_drive_t *);
diff --git a/include/linux/if_vlan.h b/include/linux/if_vlan.h
index ab2740832742..35cb38573583 100644
--- a/include/linux/if_vlan.h
+++ b/include/linux/if_vlan.h
@@ -44,7 +44,7 @@ struct vlan_ethhdr {
    unsigned char	h_source[ETH_ALEN];	   /* source ether addr	*/
    __be16               h_vlan_proto;              /* Should always be 0x8100 */
    __be16               h_vlan_TCI;                /* Encapsulates priority and VLAN ID */
-   unsigned short	h_vlan_encapsulated_proto; /* packet type ID field (or len) */
+   __be16		h_vlan_encapsulated_proto; /* packet type ID field (or len) */
 };
 
 #include <linux/skbuff.h>
diff --git a/include/linux/input.h b/include/linux/input.h
index 5770105471dd..c38507ba38b5 100644
--- a/include/linux/input.h
+++ b/include/linux/input.h
@@ -953,7 +953,6 @@ struct input_dev {
 	unsigned int repeat_key;
 	struct timer_list timer;
 
-	struct pt_regs *regs;
 	int state;
 
 	int sync;
@@ -1149,15 +1148,9 @@ static inline void input_report_switch(struct input_dev *dev, unsigned int code,
 	input_event(dev, EV_SW, code, !!value);
 }
 
-static inline void input_regs(struct input_dev *dev, struct pt_regs *regs)
-{
-	dev->regs = regs;
-}
-
 static inline void input_sync(struct input_dev *dev)
 {
 	input_event(dev, EV_SYN, SYN_REPORT, 0);
-	dev->regs = NULL;
 }
 
 static inline void input_set_abs_params(struct input_dev *dev, int axis, int min, int max, int fuzz, int flat)
diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h
index 1f97e3d92639..5b83e7b59621 100644
--- a/include/linux/interrupt.h
+++ b/include/linux/interrupt.h
@@ -64,8 +64,10 @@
 #define SA_TRIGGER_RISING	IRQF_TRIGGER_RISING
 #define SA_TRIGGER_MASK		IRQF_TRIGGER_MASK
 
+typedef irqreturn_t (*irq_handler_t)(int, void *);
+
 struct irqaction {
-	irqreturn_t (*handler)(int, void *, struct pt_regs *);
+	irq_handler_t handler;
 	unsigned long flags;
 	cpumask_t mask;
 	const char *name;
@@ -75,9 +77,8 @@ struct irqaction {
 	struct proc_dir_entry *dir;
 };
 
-extern irqreturn_t no_action(int cpl, void *dev_id, struct pt_regs *regs);
-extern int request_irq(unsigned int,
-		       irqreturn_t (*handler)(int, void *, struct pt_regs *),
+extern irqreturn_t no_action(int cpl, void *dev_id);
+extern int request_irq(unsigned int, irq_handler_t handler,
 		       unsigned long, const char *, void *);
 extern void free_irq(unsigned int, void *);
 
diff --git a/include/linux/io.h b/include/linux/io.h
index aa3f5af670b5..2ad96c3f0e4e 100644
--- a/include/linux/io.h
+++ b/include/linux/io.h
@@ -18,6 +18,7 @@
 #ifndef _LINUX_IO_H
 #define _LINUX_IO_H
 
+#include <linux/types.h>
 #include <asm/io.h>
 #include <asm/page.h>
 
diff --git a/include/linux/ioc3.h b/include/linux/ioc3.h
index da7c09e4ede6..38b286e9a46c 100644
--- a/include/linux/ioc3.h
+++ b/include/linux/ioc3.h
@@ -63,7 +63,7 @@ struct ioc3_submodule {
 	/* IRQ stuff */
 	unsigned int irq_mask;	/* IOC3 IRQ mask, leave clear for Ethernet */
 	int reset_mask;		/* non-zero if you want the ioc3.c module to reset interrupts */
-	int (*intr) (struct ioc3_submodule *, struct ioc3_driver_data *, unsigned int, struct pt_regs *);
+	int (*intr) (struct ioc3_submodule *, struct ioc3_driver_data *, unsigned int);
 	/* private submodule data */
 	void *data;		/* assigned by submodule */
 };
diff --git a/include/linux/ioc4.h b/include/linux/ioc4.h
index de73a3289cc2..51e2b9fb6372 100644
--- a/include/linux/ioc4.h
+++ b/include/linux/ioc4.h
@@ -157,7 +157,7 @@ struct ioc4_driver_data {
 	unsigned long idd_bar0;
 	struct pci_dev *idd_pdev;
 	const struct pci_device_id *idd_pci_id;
-	struct __iomem ioc4_misc_regs *idd_misc_regs;
+	struct ioc4_misc_regs __iomem *idd_misc_regs;
 	unsigned long count_period;
 	void *idd_serial_data;
 	unsigned int idd_variant;
diff --git a/include/linux/irq.h b/include/linux/irq.h
index 6f463606c318..c64f3cc7e870 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -21,6 +21,12 @@
 
 #include <asm/irq.h>
 #include <asm/ptrace.h>
+#include <asm/irq_regs.h>
+
+struct irq_desc;
+typedef	void fastcall (*irq_flow_handler_t)(unsigned int irq,
+					    struct irq_desc *desc);
+
 
 /*
  * IRQ line status.
@@ -139,9 +145,7 @@ struct irq_chip {
  * Pad this out to 32 bytes for cache and indexing reasons.
  */
 struct irq_desc {
-	void fastcall		(*handle_irq)(unsigned int irq,
-					      struct irq_desc *desc,
-					      struct pt_regs *regs);
+	irq_flow_handler_t	handle_irq;
 	struct irq_chip		*chip;
 	void			*handler_data;
 	void			*chip_data;
@@ -254,43 +258,31 @@ static inline int select_smp_affinity(unsigned int irq)
 extern int no_irq_affinity;
 
 /* Handle irq action chains: */
-extern int handle_IRQ_event(unsigned int irq, struct pt_regs *regs,
-			    struct irqaction *action);
+extern int handle_IRQ_event(unsigned int irq, struct irqaction *action);
 
 /*
  * Built-in IRQ handlers for various IRQ types,
  * callable via desc->chip->handle_irq()
  */
-extern void fastcall
-handle_level_irq(unsigned int irq, struct irq_desc *desc, struct pt_regs *regs);
-extern void fastcall
-handle_fasteoi_irq(unsigned int irq, struct irq_desc *desc,
-			 struct pt_regs *regs);
-extern void fastcall
-handle_edge_irq(unsigned int irq, struct irq_desc *desc, struct pt_regs *regs);
-extern void fastcall
-handle_simple_irq(unsigned int irq, struct irq_desc *desc,
-		  struct pt_regs *regs);
-extern void fastcall
-handle_percpu_irq(unsigned int irq, struct irq_desc *desc,
-		  struct pt_regs *regs);
-extern void fastcall
-handle_bad_irq(unsigned int irq, struct irq_desc *desc, struct pt_regs *regs);
+extern void fastcall handle_level_irq(unsigned int irq, struct irq_desc *desc);
+extern void fastcall handle_fasteoi_irq(unsigned int irq, struct irq_desc *desc);
+extern void fastcall handle_edge_irq(unsigned int irq, struct irq_desc *desc);
+extern void fastcall handle_simple_irq(unsigned int irq, struct irq_desc *desc);
+extern void fastcall handle_percpu_irq(unsigned int irq, struct irq_desc *desc);
+extern void fastcall handle_bad_irq(unsigned int irq, struct irq_desc *desc);
 
 /*
  * Get a descriptive string for the highlevel handler, for
  * /proc/interrupts output:
  */
-extern const char *
-handle_irq_name(void fastcall (*handle)(unsigned int, struct irq_desc *,
-					struct pt_regs *));
+extern const char *handle_irq_name(irq_flow_handler_t handle);
 
 /*
  * Monolithic do_IRQ implementation.
  * (is an explicit fastcall, because i386 4KSTACKS calls it from assembly)
  */
 #ifndef CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ
-extern fastcall unsigned int __do_IRQ(unsigned int irq, struct pt_regs *regs);
+extern fastcall unsigned int __do_IRQ(unsigned int irq);
 #endif
 
 /*
@@ -299,23 +291,23 @@ extern fastcall unsigned int __do_IRQ(unsigned int irq, struct pt_regs *regs);
  * irqchip-style controller then we call the ->handle_irq() handler,
  * and it calls __do_IRQ() if it's attached to an irqtype-style controller.
  */
-static inline void generic_handle_irq(unsigned int irq, struct pt_regs *regs)
+static inline void generic_handle_irq(unsigned int irq)
 {
 	struct irq_desc *desc = irq_desc + irq;
 
 #ifdef CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ
-	desc->handle_irq(irq, desc, regs);
+	desc->handle_irq(irq, desc);
 #else
 	if (likely(desc->handle_irq))
-		desc->handle_irq(irq, desc, regs);
+		desc->handle_irq(irq, desc);
 	else
-		__do_IRQ(irq, regs);
+		__do_IRQ(irq);
 #endif
 }
 
 /* Handling of unhandled and spurious interrupts: */
 extern void note_interrupt(unsigned int irq, struct irq_desc *desc,
-			   int action_ret, struct pt_regs *regs);
+			   int action_ret);
 
 /* Resending of interrupts :*/
 void check_irq_resend(struct irq_desc *desc, unsigned int irq);
@@ -335,22 +327,15 @@ extern struct irq_chip dummy_irq_chip;
 
 extern void
 set_irq_chip_and_handler(unsigned int irq, struct irq_chip *chip,
-			 void fastcall (*handle)(unsigned int,
-						 struct irq_desc *,
-						 struct pt_regs *));
+			 irq_flow_handler_t handle);
 extern void
-__set_irq_handler(unsigned int irq,
-		  void fastcall (*handle)(unsigned int, struct irq_desc *,
-					  struct pt_regs *),
-		  int is_chained);
+__set_irq_handler(unsigned int irq, irq_flow_handler_t handle, int is_chained);
 
 /*
  * Set a highlevel flow handler for a given IRQ:
  */
 static inline void
-set_irq_handler(unsigned int irq,
-		void fastcall (*handle)(unsigned int, struct irq_desc *,
-					struct pt_regs *))
+set_irq_handler(unsigned int irq, irq_flow_handler_t handle)
 {
 	__set_irq_handler(irq, handle, 0);
 }
@@ -362,8 +347,7 @@ set_irq_handler(unsigned int irq,
  */
 static inline void
 set_irq_chained_handler(unsigned int irq,
-			void fastcall (*handle)(unsigned int, struct irq_desc *,
-						struct pt_regs *))
+			irq_flow_handler_t handle)
 {
 	__set_irq_handler(irq, handle, 1);
 }
diff --git a/include/linux/istallion.h b/include/linux/istallion.h
index 1f996621bc9c..b55e2a035605 100644
--- a/include/linux/istallion.h
+++ b/include/linux/istallion.h
@@ -100,7 +100,7 @@ typedef struct stlibrd {
 	unsigned int	iobase;
 	int		iosize;
 	unsigned long	memaddr;
-	void		*membase;
+	void		__iomem *membase;
 	int		memsize;
 	int		pagesize;
 	int		hostoffset;
@@ -113,7 +113,7 @@ typedef struct stlibrd {
 	void		(*enable)(struct stlibrd *brdp);
 	void		(*reenable)(struct stlibrd *brdp);
 	void		(*disable)(struct stlibrd *brdp);
-	char		*(*getmemptr)(struct stlibrd *brdp, unsigned long offset, int line);
+	void		__iomem *(*getmemptr)(struct stlibrd *brdp, unsigned long offset, int line);
 	void		(*intr)(struct stlibrd *brdp);
 	void		(*reset)(struct stlibrd *brdp);
 	stliport_t	*ports[STL_MAXPORTS];
diff --git a/include/linux/libata.h b/include/linux/libata.h
index d1af1dbeaeb4..d0a7ad5ed518 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -628,7 +628,7 @@ struct ata_port_operations {
 	void (*error_handler) (struct ata_port *ap);
 	void (*post_internal_cmd) (struct ata_queued_cmd *qc);
 
-	irqreturn_t (*irq_handler)(int, void *, struct pt_regs *);
+	irq_handler_t irq_handler;
 	void (*irq_clear) (struct ata_port *);
 
 	u32 (*scr_read) (struct ata_port *ap, unsigned int sc_reg);
@@ -769,7 +769,7 @@ extern void ata_exec_command(struct ata_port *ap, const struct ata_taskfile *tf)
 extern int ata_port_start (struct ata_port *ap);
 extern void ata_port_stop (struct ata_port *ap);
 extern void ata_host_stop (struct ata_host *host);
-extern irqreturn_t ata_interrupt (int irq, void *dev_instance, struct pt_regs *regs);
+extern irqreturn_t ata_interrupt (int irq, void *dev_instance);
 extern void ata_mmio_data_xfer(struct ata_device *adev, unsigned char *buf,
 			       unsigned int buflen, int write_data);
 extern void ata_pio_data_xfer(struct ata_device *adev, unsigned char *buf,
diff --git a/include/linux/mm.h b/include/linux/mm.h
index b7966ab8cb6a..26146623be2f 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -593,6 +593,7 @@ static inline int page_mapped(struct page *page)
  */
 #define NOPAGE_SIGBUS	(NULL)
 #define NOPAGE_OOM	((struct page *) (-1))
+#define NOPAGE_REFAULT	((struct page *) (-2))	/* Return to userspace, rerun */
 
 /*
  * Error return values for the *_nopfn functions
diff --git a/include/linux/mmc/protocol.h b/include/linux/mmc/protocol.h
index 81c3f77f652c..08dec8d9e703 100644
--- a/include/linux/mmc/protocol.h
+++ b/include/linux/mmc/protocol.h
@@ -83,6 +83,7 @@
 
   /* Application commands */
 #define SD_APP_SET_BUS_WIDTH      6   /* ac   [1:0] bus width    R1  */
+#define SD_APP_SEND_NUM_WR_BLKS  22   /* adtc                    R1  */
 #define SD_APP_OP_COND           41   /* bcr  [31:0] OCR         R3  */
 #define SD_APP_SEND_SCR          51   /* adtc                    R1  */
 
diff --git a/include/linux/parport.h b/include/linux/parport.h
index 5bf321e82c99..80682aaa8f18 100644
--- a/include/linux/parport.h
+++ b/include/linux/parport.h
@@ -229,7 +229,7 @@ struct pardevice {
 	int (*preempt)(void *);
 	void (*wakeup)(void *);
 	void *private;
-	void (*irq_func)(int, void *, struct pt_regs *);
+	void (*irq_func)(int, void *);
 	unsigned int flags;
 	struct pardevice *next;
 	struct pardevice *prev;
@@ -375,7 +375,7 @@ extern void parport_put_port (struct parport *);
 struct pardevice *parport_register_device(struct parport *port, 
 			  const char *name,
 			  int (*pf)(void *), void (*kf)(void *),
-			  void (*irq_func)(int, void *, struct pt_regs *), 
+			  void (*irq_func)(int, void *), 
 			  int flags, void *handle);
 
 /* parport_unregister unlinks a device from the chain. */
@@ -457,7 +457,7 @@ static __inline__ int parport_yield_blocking(struct pardevice *dev)
 #define PARPORT_FLAG_EXCL		(1<<1)	/* EXCL driver registered. */
 
 /* IEEE1284 functions */
-extern void parport_ieee1284_interrupt (int, void *, struct pt_regs *);
+extern void parport_ieee1284_interrupt (int, void *);
 extern int parport_negotiate (struct parport *, int mode);
 extern ssize_t parport_write (struct parport *, const void *buf, size_t len);
 extern ssize_t parport_read (struct parport *, void *buf, size_t len);
@@ -502,8 +502,7 @@ extern void parport_daisy_fini (struct parport *port);
 extern struct pardevice *parport_open (int devnum, const char *name,
 				       int (*pf) (void *),
 				       void (*kf) (void *),
-				       void (*irqf) (int, void *,
-						     struct pt_regs *),
+				       void (*irqf) (int, void *),
 				       int flags, void *handle);
 extern void parport_close (struct pardevice *dev);
 extern ssize_t parport_device_id (int devnum, char *buffer, size_t len);
@@ -512,13 +511,12 @@ extern void parport_daisy_deselect_all (struct parport *port);
 extern int parport_daisy_select (struct parport *port, int daisy, int mode);
 
 /* Lowlevel drivers _can_ call this support function to handle irqs.  */
-static __inline__ void parport_generic_irq(int irq, struct parport *port,
-					   struct pt_regs *regs)
+static __inline__ void parport_generic_irq(int irq, struct parport *port)
 {
-	parport_ieee1284_interrupt (irq, port, regs);
+	parport_ieee1284_interrupt (irq, port);
 	read_lock(&port->cad_lock);
 	if (port->cad && port->cad->irq_func)
-		port->cad->irq_func(irq, port->cad->private, regs);
+		port->cad->irq_func(irq, port->cad->private);
 	read_unlock(&port->cad_lock);
 }
 
diff --git a/include/linux/percpu.h b/include/linux/percpu.h
index 46ec72fa2c84..600e3d387ffc 100644
--- a/include/linux/percpu.h
+++ b/include/linux/percpu.h
@@ -19,7 +19,7 @@
  * we force a syntax error here if it isn't.
  */
 #define get_cpu_var(var) (*({				\
-	extern int simple_indentifier_##var(void);	\
+	extern int simple_identifier_##var(void);	\
 	preempt_disable();				\
 	&__get_cpu_var(var); }))
 #define put_cpu_var(var) preempt_enable()
diff --git a/include/linux/profile.h b/include/linux/profile.h
index e633004ae052..acce53fd38b6 100644
--- a/include/linux/profile.h
+++ b/include/linux/profile.h
@@ -17,7 +17,7 @@ struct notifier_block;
 
 /* init basic kernel profiler */
 void __init profile_init(void);
-void profile_tick(int, struct pt_regs *);
+void profile_tick(int);
 void profile_hit(int, void *);
 #ifdef CONFIG_PROC_FS
 void create_prof_cpu_mask(struct proc_dir_entry *);
diff --git a/include/linux/rtc.h b/include/linux/rtc.h
index b89f09357054..09ff4c3e2713 100644
--- a/include/linux/rtc.h
+++ b/include/linux/rtc.h
@@ -208,7 +208,7 @@ int rtc_register(rtc_task_t *task);
 int rtc_unregister(rtc_task_t *task);
 int rtc_control(rtc_task_t *t, unsigned int cmd, unsigned long arg);
 void rtc_get_rtc_time(struct rtc_time *rtc_tm);
-irqreturn_t rtc_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+irqreturn_t rtc_interrupt(int irq, void *dev_id);
 
 #endif /* __KERNEL__ */
 
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 331f4502e92b..6735c1cf334c 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1065,9 +1065,10 @@ static inline int pid_alive(struct task_struct *p)
 }
 
 /**
- * is_init - check if a task structure is the first user space
- *	     task the kernel created.
- * @p: Task structure to be checked.
+ * is_init - check if a task structure is init
+ * @tsk: Task structure to be checked.
+ *
+ * Check if a task structure is the first user space task the kernel created.
  */
 static inline int is_init(struct task_struct *tsk)
 {
diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h
index b661c19f3f72..463ab953b092 100644
--- a/include/linux/serial_core.h
+++ b/include/linux/serial_core.h
@@ -409,13 +409,12 @@ int uart_resume_port(struct uart_driver *reg, struct uart_port *port);
  * The following are helper functions for the low level drivers.
  */
 static inline int
-uart_handle_sysrq_char(struct uart_port *port, unsigned int ch,
-		       struct pt_regs *regs)
+uart_handle_sysrq_char(struct uart_port *port, unsigned int ch)
 {
 #ifdef SUPPORT_SYSRQ
 	if (port->sysrq) {
 		if (ch && time_before(jiffies, port->sysrq)) {
-			handle_sysrq(ch, regs, port->info->tty);
+			handle_sysrq(ch, port->info->tty);
 			port->sysrq = 0;
 			return 1;
 		}
@@ -425,7 +424,7 @@ uart_handle_sysrq_char(struct uart_port *port, unsigned int ch,
 	return 0;
 }
 #ifndef SUPPORT_SYSRQ
-#define uart_handle_sysrq_char(port,ch,regs) uart_handle_sysrq_char(port, 0, NULL)
+#define uart_handle_sysrq_char(port,ch) uart_handle_sysrq_char(port, 0)
 #endif
 
 /*
diff --git a/include/linux/serio.h b/include/linux/serio.h
index c9069310b6ac..3a697cc6ecae 100644
--- a/include/linux/serio.h
+++ b/include/linux/serio.h
@@ -60,8 +60,7 @@ struct serio_driver {
 	unsigned int manual_bind;
 
 	void (*write_wakeup)(struct serio *);
-	irqreturn_t (*interrupt)(struct serio *, unsigned char,
-			unsigned int, struct pt_regs *);
+	irqreturn_t (*interrupt)(struct serio *, unsigned char, unsigned int);
 	int  (*connect)(struct serio *, struct serio_driver *drv);
 	int  (*reconnect)(struct serio *);
 	void (*disconnect)(struct serio *);
@@ -75,7 +74,7 @@ int serio_open(struct serio *serio, struct serio_driver *drv);
 void serio_close(struct serio *serio);
 void serio_rescan(struct serio *serio);
 void serio_reconnect(struct serio *serio);
-irqreturn_t serio_interrupt(struct serio *serio, unsigned char data, unsigned int flags, struct pt_regs *regs);
+irqreturn_t serio_interrupt(struct serio *serio, unsigned char data, unsigned int flags);
 
 void __serio_register_port(struct serio *serio, struct module *owner);
 static inline void serio_register_port(struct serio *serio)
diff --git a/include/linux/smb_fs.h b/include/linux/smb_fs.h
index 367d6c3e8ed4..13b3af547864 100644
--- a/include/linux/smb_fs.h
+++ b/include/linux/smb_fs.h
@@ -43,17 +43,17 @@ static inline struct smb_inode_info *SMB_I(struct inode *inode)
 
 /* macro names are short for word, double-word, long value (?) */
 #define WVAL(buf,pos) \
-	(le16_to_cpu(get_unaligned((u16 *)((u8 *)(buf) + (pos)))))
+	(le16_to_cpu(get_unaligned((__le16 *)((u8 *)(buf) + (pos)))))
 #define DVAL(buf,pos) \
-	(le32_to_cpu(get_unaligned((u32 *)((u8 *)(buf) + (pos)))))
+	(le32_to_cpu(get_unaligned((__le32 *)((u8 *)(buf) + (pos)))))
 #define LVAL(buf,pos) \
-	(le64_to_cpu(get_unaligned((u64 *)((u8 *)(buf) + (pos)))))
+	(le64_to_cpu(get_unaligned((__le64 *)((u8 *)(buf) + (pos)))))
 #define WSET(buf,pos,val) \
-	put_unaligned(cpu_to_le16((u16)(val)), (u16 *)((u8 *)(buf) + (pos)))
+	put_unaligned(cpu_to_le16((u16)(val)), (__le16 *)((u8 *)(buf) + (pos)))
 #define DSET(buf,pos,val) \
-	put_unaligned(cpu_to_le32((u32)(val)), (u32 *)((u8 *)(buf) + (pos)))
+	put_unaligned(cpu_to_le32((u32)(val)), (__le32 *)((u8 *)(buf) + (pos)))
 #define LSET(buf,pos,val) \
-	put_unaligned(cpu_to_le64((u64)(val)), (u64 *)((u8 *)(buf) + (pos)))
+	put_unaligned(cpu_to_le64((u64)(val)), (__le64 *)((u8 *)(buf) + (pos)))
 
 /* where to find the base of the SMB packet proper */
 #define smb_base(buf) ((u8 *)(((u8 *)(buf))+4))
diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h
index d6288e89fd9d..9c9a8ad92477 100644
--- a/include/linux/sunrpc/svc.h
+++ b/include/linux/sunrpc/svc.h
@@ -57,7 +57,8 @@ struct svc_serv {
 	struct svc_stat *	sv_stats;	/* RPC statistics */
 	spinlock_t		sv_lock;
 	unsigned int		sv_nrthreads;	/* # of server threads */
-	unsigned int		sv_bufsz;	/* datagram buffer size */
+	unsigned int		sv_max_payload;	/* datagram payload size */
+	unsigned int		sv_max_mesg;	/* max_payload + 1 page for overheads */
 	unsigned int		sv_xdrsize;	/* XDR buffer size */
 
 	struct list_head	sv_permsocks;	/* all permanent sockets */
diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
index 3efcfc7e9c6c..b0ace3fd7eb9 100644
--- a/include/linux/syscalls.h
+++ b/include/linux/syscalls.h
@@ -593,7 +593,7 @@ asmlinkage long sys_tee(int fdin, int fdout, size_t len, unsigned int flags);
 asmlinkage long sys_sync_file_range(int fd, loff_t offset, loff_t nbytes,
 					unsigned int flags);
 asmlinkage long sys_get_robust_list(int pid,
-				    struct robust_list_head __user **head_ptr,
+				    struct robust_list_head __user * __user *head_ptr,
 				    size_t __user *len_ptr);
 asmlinkage long sys_set_robust_list(struct robust_list_head __user *head,
 				    size_t len);
diff --git a/include/linux/sysrq.h b/include/linux/sysrq.h
index e657e523b9bf..9df8833670cb 100644
--- a/include/linux/sysrq.h
+++ b/include/linux/sysrq.h
@@ -29,7 +29,7 @@ struct tty_struct;
 #define SYSRQ_ENABLE_RTNICE	0x0100
 
 struct sysrq_key_op {
-	void (*handler)(int, struct pt_regs *, struct tty_struct *);
+	void (*handler)(int, struct tty_struct *);
 	char *help_msg;
 	char *action_msg;
 	int enable_mask;
@@ -42,8 +42,8 @@ struct sysrq_key_op {
  * are available -- else NULL's).
  */
 
-void handle_sysrq(int, struct pt_regs *, struct tty_struct *);
-void __handle_sysrq(int, struct pt_regs *, struct tty_struct *, int check_mask);
+void handle_sysrq(int, struct tty_struct *);
+void __handle_sysrq(int, struct tty_struct *, int check_mask);
 int register_sysrq_key(int, struct sysrq_key_op *);
 int unregister_sysrq_key(int, struct sysrq_key_op *);
 struct sysrq_key_op *__sysrq_get_key_op(int key);
diff --git a/include/linux/tifm.h b/include/linux/tifm.h
index 203dd5e11ecb..dfb8052eee5e 100644
--- a/include/linux/tifm.h
+++ b/include/linux/tifm.h
@@ -17,6 +17,7 @@
 #include <linux/wait.h>
 #include <linux/delay.h>
 #include <linux/pci.h>
+#include <linux/scatterlist.h>
 
 /* Host registers (relative to pci base address): */
 enum {
diff --git a/include/linux/timex.h b/include/linux/timex.h
index 049dfe4a11f2..db501dc23c29 100644
--- a/include/linux/timex.h
+++ b/include/linux/timex.h
@@ -293,6 +293,9 @@ extern void second_overflow(void);
 extern void update_ntp_one_tick(void);
 extern int do_adjtimex(struct timex *);
 
+/* Don't use! Compatibility define for existing users. */
+#define tickadj	(500/HZ ? : 1)
+
 #endif /* KERNEL */
 
 #endif /* LINUX_TIMEX_H */
diff --git a/include/linux/ufs_fs.h b/include/linux/ufs_fs.h
index fc62887c5206..61eef508b041 100644
--- a/include/linux/ufs_fs.h
+++ b/include/linux/ufs_fs.h
@@ -351,6 +351,14 @@ struct ufs2_csum_total {
 	__fs64   cs_spare[3];	/* future expansion */
 };
 
+struct ufs_csum_core {
+	__u64	cs_ndir;	/* number of directories */
+	__u64	cs_nbfree;	/* number of free blocks */
+	__u64	cs_nifree;	/* number of free inodes */
+	__u64	cs_nffree;	/* number of free frags */
+	__u64   cs_numclusters;	/* number of free clusters */
+};
+
 /*
  * File system flags
  */
@@ -715,7 +723,7 @@ struct ufs_cg_private_info {
 
 struct ufs_sb_private_info {
 	struct ufs_buffer_head s_ubh; /* buffer containing super block */
-	struct ufs2_csum_total cs_total;
+	struct ufs_csum_core cs_total;
 	__u32	s_sblkno;	/* offset of super-blocks in filesys */
 	__u32	s_cblkno;	/* offset of cg-block in filesys */
 	__u32	s_iblkno;	/* offset of inode-blocks in filesys */
diff --git a/include/linux/usb.h b/include/linux/usb.h
index 190cc1b78fe2..5482bfb3303d 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -764,9 +764,8 @@ struct usb_iso_packet_descriptor {
 };
 
 struct urb;
-struct pt_regs;
 
-typedef void (*usb_complete_t)(struct urb *, struct pt_regs *);
+typedef void (*usb_complete_t)(struct urb *);
 
 /**
  * struct urb - USB Request Block
diff --git a/include/linux/usb/serial.h b/include/linux/usb/serial.h
index 91c983eef899..91b3ea2bbb14 100644
--- a/include/linux/usb/serial.h
+++ b/include/linux/usb/serial.h
@@ -226,10 +226,10 @@ struct usb_serial_driver {
 	int  (*tiocmget)	(struct usb_serial_port *port, struct file *file);
 	int  (*tiocmset)	(struct usb_serial_port *port, struct file *file, unsigned int set, unsigned int clear);
 
-	void (*read_int_callback)(struct urb *urb, struct pt_regs *regs);
-	void (*write_int_callback)(struct urb *urb, struct pt_regs *regs);
-	void (*read_bulk_callback)(struct urb *urb, struct pt_regs *regs);
-	void (*write_bulk_callback)(struct urb *urb, struct pt_regs *regs);
+	void (*read_int_callback)(struct urb *urb);
+	void (*write_int_callback)(struct urb *urb);
+	void (*read_bulk_callback)(struct urb *urb);
+	void (*write_bulk_callback)(struct urb *urb);
 };
 #define to_usb_serial_driver(d) container_of(d, struct usb_serial_driver, driver)
 
@@ -262,8 +262,8 @@ extern int usb_serial_generic_write (struct usb_serial_port *port, const unsigne
 extern void usb_serial_generic_close (struct usb_serial_port *port, struct file *filp);
 extern int usb_serial_generic_write_room (struct usb_serial_port *port);
 extern int usb_serial_generic_chars_in_buffer (struct usb_serial_port *port);
-extern void usb_serial_generic_read_bulk_callback (struct urb *urb, struct pt_regs *regs);
-extern void usb_serial_generic_write_bulk_callback (struct urb *urb, struct pt_regs *regs);
+extern void usb_serial_generic_read_bulk_callback (struct urb *urb);
+extern void usb_serial_generic_write_bulk_callback (struct urb *urb);
 extern void usb_serial_generic_shutdown (struct usb_serial *serial);
 extern int usb_serial_generic_register (int debug);
 extern void usb_serial_generic_deregister (void);
diff --git a/include/linux/xattr.h b/include/linux/xattr.h
index cda8a96e2fa0..0e7f1e20ea45 100644
--- a/include/linux/xattr.h
+++ b/include/linux/xattr.h
@@ -41,6 +41,7 @@ struct xattr_handler {
 };
 
 ssize_t vfs_getxattr(struct dentry *, char *, void *, size_t);
+ssize_t vfs_listxattr(struct dentry *d, char *list, size_t size);
 int vfs_setxattr(struct dentry *, char *, void *, size_t, int);
 int vfs_removexattr(struct dentry *, char *);
 
diff --git a/include/sound/core.h b/include/sound/core.h
index b056ea925ecf..fa1ca0127bab 100644
--- a/include/sound/core.h
+++ b/include/sound/core.h
@@ -89,10 +89,10 @@ struct snd_device {
 struct snd_monitor_file {
 	struct file *file;
 	struct snd_monitor_file *next;
+	const struct file_operations *disconnected_f_op;
+	struct list_head shutdown_list;
 };
 
-struct snd_shutdown_f_ops;	/* define it later in init.c */
-
 /* main structure for soundcard */
 
 struct snd_card {
diff --git a/include/sound/cs4231.h b/include/sound/cs4231.h
index 60b5b92a1319..ab51ce1ba9a5 100644
--- a/include/sound/cs4231.h
+++ b/include/sound/cs4231.h
@@ -273,7 +273,7 @@ unsigned char snd_cs4236_ext_in(struct snd_cs4231 *chip, unsigned char reg);
 void snd_cs4231_mce_up(struct snd_cs4231 *chip);
 void snd_cs4231_mce_down(struct snd_cs4231 *chip);
 
-irqreturn_t snd_cs4231_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+irqreturn_t snd_cs4231_interrupt(int irq, void *dev_id);
 
 const char *snd_cs4231_chip_id(struct snd_cs4231 *chip);
 
diff --git a/include/sound/emu10k1.h b/include/sound/emu10k1.h
index 892e310c504d..3d3c1514cf71 100644
--- a/include/sound/emu10k1.h
+++ b/include/sound/emu10k1.h
@@ -1194,7 +1194,7 @@ int snd_emu10k1_mixer(struct snd_emu10k1 * emu, int pcm_device, int multi_device
 int snd_emu10k1_timer(struct snd_emu10k1 * emu, int device);
 int snd_emu10k1_fx8010_new(struct snd_emu10k1 *emu, int device, struct snd_hwdep ** rhwdep);
 
-irqreturn_t snd_emu10k1_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+irqreturn_t snd_emu10k1_interrupt(int irq, void *dev_id);
 
 void snd_emu10k1_voice_init(struct snd_emu10k1 * emu, int voice);
 int snd_emu10k1_init_efx(struct snd_emu10k1 *emu);
diff --git a/include/sound/gus.h b/include/sound/gus.h
index 68a664ab97f3..c49ea57db8cc 100644
--- a/include/sound/gus.h
+++ b/include/sound/gus.h
@@ -638,7 +638,7 @@ int snd_gus_initialize(struct snd_gus_card * gus);
 
 /* gus_irq.c */
 
-irqreturn_t snd_gus_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+irqreturn_t snd_gus_interrupt(int irq, void *dev_id);
 #ifdef CONFIG_SND_DEBUG
 void snd_gus_irq_profile_init(struct snd_gus_card *gus);
 #endif
diff --git a/include/sound/initval.h b/include/sound/initval.h
index 2ae76efc696f..e85b90750a59 100644
--- a/include/sound/initval.h
+++ b/include/sound/initval.h
@@ -53,7 +53,7 @@
 #ifdef SNDRV_LEGACY_FIND_FREE_IRQ
 #include <linux/interrupt.h>
 
-static irqreturn_t snd_legacy_empty_irq_handler(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_legacy_empty_irq_handler(int irq, void *dev_id)
 {
 	return IRQ_HANDLED;
 }
diff --git a/include/sound/mpu401.h b/include/sound/mpu401.h
index ac504321ea56..8c88267e9bea 100644
--- a/include/sound/mpu401.h
+++ b/include/sound/mpu401.h
@@ -106,10 +106,8 @@ struct snd_mpu401 {
 
  */
 
-irqreturn_t snd_mpu401_uart_interrupt(int irq, void *dev_id,
-				      struct pt_regs *regs);
-irqreturn_t snd_mpu401_uart_interrupt_tx(int irq, void *dev_id,
-					 struct pt_regs *regs);
+irqreturn_t snd_mpu401_uart_interrupt(int irq, void *dev_id);
+irqreturn_t snd_mpu401_uart_interrupt_tx(int irq, void *dev_id);
 
 int snd_mpu401_uart_new(struct snd_card *card,
 			int device,
diff --git a/include/sound/sb.h b/include/sound/sb.h
index 431d06675e36..2dd5c8e5b4fe 100644
--- a/include/sound/sb.h
+++ b/include/sound/sb.h
@@ -100,7 +100,7 @@ struct snd_sb {
 	struct snd_rawmidi *rmidi;
 	struct snd_rawmidi_substream *midi_substream_input;
 	struct snd_rawmidi_substream *midi_substream_output;
-	irqreturn_t (*rmidi_callback)(int irq, void *dev_id, struct pt_regs *regs);
+	irq_handler_t rmidi_callback;
 
 	spinlock_t reg_lock;
 	spinlock_t open_lock;
@@ -286,7 +286,7 @@ int snd_sbdsp_reset(struct snd_sb *chip);
 int snd_sbdsp_create(struct snd_card *card,
 		     unsigned long port,
 		     int irq,
-		     irqreturn_t (*irq_handler)(int, void *, struct pt_regs *),
+		     irq_handler_t irq_handler,
 		     int dma8, int dma16,
 		     unsigned short hardware,
 		     struct snd_sb **r_chip);
@@ -316,7 +316,7 @@ int snd_sb16dsp_pcm(struct snd_sb *chip, int device, struct snd_pcm ** rpcm);
 const struct snd_pcm_ops *snd_sb16dsp_get_pcm_ops(int direction);
 int snd_sb16dsp_configure(struct snd_sb *chip);
 /* sb16.c */
-irqreturn_t snd_sb16dsp_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+irqreturn_t snd_sb16dsp_interrupt(int irq, void *dev_id);
 
 /* exported mixer stuffs */
 enum {
diff --git a/include/sound/version.h b/include/sound/version.h
index 2ee849d0e198..4ad86eb6440b 100644
--- a/include/sound/version.h
+++ b/include/sound/version.h
@@ -1,3 +1,3 @@
-/* include/version.h.  Generated by configure.  */
-#define CONFIG_SND_VERSION "1.0.12rc1"
-#define CONFIG_SND_DATE " (Thu Jun 22 13:55:50 2006 UTC)"
+/* include/version.h.  Generated by alsa/ksync script.  */
+#define CONFIG_SND_VERSION "1.0.13"
+#define CONFIG_SND_DATE " (Fri Oct 06 18:28:19 2006 UTC)"
diff --git a/include/sound/vx_core.h b/include/sound/vx_core.h
index dbca14170615..217394652090 100644
--- a/include/sound/vx_core.h
+++ b/include/sound/vx_core.h
@@ -228,7 +228,7 @@ void snd_vx_free_firmware(struct vx_core *chip);
 /*
  * interrupt handler; exported for pcmcia
  */
-irqreturn_t snd_vx_irq_handler(int irq, void *dev, struct pt_regs *regs);
+irqreturn_t snd_vx_irq_handler(int irq, void *dev);
 
 /*
  * lowlevel functions
diff --git a/kernel/audit.c b/kernel/audit.c
index f9889ee77825..98106f6078b0 100644
--- a/kernel/audit.c
+++ b/kernel/audit.c
@@ -340,7 +340,7 @@ static int kauditd_thread(void *dummy)
 {
 	struct sk_buff *skb;
 
-	while (1) {
+	while (!kthread_should_stop()) {
 		skb = skb_dequeue(&audit_skb_queue);
 		wake_up(&audit_backlog_wait);
 		if (skb) {
@@ -369,6 +369,7 @@ static int kauditd_thread(void *dummy)
 			remove_wait_queue(&kauditd_wait, &wait);
 		}
 	}
+	return 0;
 }
 
 int audit_send_list(void *_dest)
diff --git a/kernel/cpuset.c b/kernel/cpuset.c
index 9d850ae13b1b..6313c38c930e 100644
--- a/kernel/cpuset.c
+++ b/kernel/cpuset.c
@@ -2137,7 +2137,7 @@ static int cpuset_handle_cpuhp(struct notifier_block *nb,
  * See also the previous routine cpuset_handle_cpuhp().
  */
 
-void cpuset_track_online_nodes()
+void cpuset_track_online_nodes(void)
 {
 	common_cpu_mem_hotplug_unplug();
 }
diff --git a/kernel/futex.c b/kernel/futex.c
index 4aaf91951a43..b364e0026191 100644
--- a/kernel/futex.c
+++ b/kernel/futex.c
@@ -1612,10 +1612,10 @@ sys_set_robust_list(struct robust_list_head __user *head,
  * @len_ptr: pointer to a length field, the kernel fills in the header size
  */
 asmlinkage long
-sys_get_robust_list(int pid, struct robust_list_head __user **head_ptr,
+sys_get_robust_list(int pid, struct robust_list_head __user * __user *head_ptr,
 		    size_t __user *len_ptr)
 {
-	struct robust_list_head *head;
+	struct robust_list_head __user *head;
 	unsigned long ret;
 
 	if (!pid)
@@ -1694,14 +1694,15 @@ retry:
  * Fetch a robust-list pointer. Bit 0 signals PI futexes:
  */
 static inline int fetch_robust_entry(struct robust_list __user **entry,
-				     struct robust_list __user **head, int *pi)
+				     struct robust_list __user * __user *head,
+				     int *pi)
 {
 	unsigned long uentry;
 
-	if (get_user(uentry, (unsigned long *)head))
+	if (get_user(uentry, (unsigned long __user *)head))
 		return -EFAULT;
 
-	*entry = (void *)(uentry & ~1UL);
+	*entry = (void __user *)(uentry & ~1UL);
 	*pi = uentry & 1;
 
 	return 0;
@@ -1739,7 +1740,7 @@ void exit_robust_list(struct task_struct *curr)
 		return;
 
 	if (pending)
-		handle_futex_death((void *)pending + futex_offset, curr, pip);
+		handle_futex_death((void __user *)pending + futex_offset, curr, pip);
 
 	while (entry != &head->list) {
 		/*
@@ -1747,7 +1748,7 @@ void exit_robust_list(struct task_struct *curr)
 		 * don't process it twice:
 		 */
 		if (entry != pending)
-			if (handle_futex_death((void *)entry + futex_offset,
+			if (handle_futex_death((void __user *)entry + futex_offset,
 						curr, pi))
 				return;
 		/*
diff --git a/kernel/futex_compat.c b/kernel/futex_compat.c
index c5cca3f65cb7..50f24eea6cd0 100644
--- a/kernel/futex_compat.c
+++ b/kernel/futex_compat.c
@@ -18,7 +18,7 @@
  */
 static inline int
 fetch_robust_entry(compat_uptr_t *uentry, struct robust_list __user **entry,
-		   compat_uptr_t *head, int *pi)
+		   compat_uptr_t __user *head, int *pi)
 {
 	if (get_user(*uentry, head))
 		return -EFAULT;
@@ -62,7 +62,7 @@ void compat_exit_robust_list(struct task_struct *curr)
 			       &head->list_op_pending, &pip))
 		return;
 	if (upending)
-		handle_futex_death((void *)pending + futex_offset, curr, pip);
+		handle_futex_death((void __user *)pending + futex_offset, curr, pip);
 
 	while (compat_ptr(uentry) != &head->list) {
 		/*
@@ -70,7 +70,7 @@ void compat_exit_robust_list(struct task_struct *curr)
 		 * dont process it twice:
 		 */
 		if (entry != pending)
-			if (handle_futex_death((void *)entry + futex_offset,
+			if (handle_futex_death((void __user *)entry + futex_offset,
 						curr, pi))
 				return;
 
@@ -78,7 +78,7 @@ void compat_exit_robust_list(struct task_struct *curr)
 		 * Fetch the next entry in the list:
 		 */
 		if (fetch_robust_entry(&uentry, &entry,
-				       (compat_uptr_t *)&entry->next, &pi))
+				       (compat_uptr_t __user *)&entry->next, &pi))
 			return;
 		/*
 		 * Avoid excessively long or circular lists:
@@ -103,10 +103,10 @@ compat_sys_set_robust_list(struct compat_robust_list_head __user *head,
 }
 
 asmlinkage long
-compat_sys_get_robust_list(int pid, compat_uptr_t *head_ptr,
+compat_sys_get_robust_list(int pid, compat_uptr_t __user *head_ptr,
 			   compat_size_t __user *len_ptr)
 {
-	struct compat_robust_list_head *head;
+	struct compat_robust_list_head __user *head;
 	unsigned long ret;
 
 	if (!pid)
diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c
index 4cf65f5c6a74..11c99697acfe 100644
--- a/kernel/irq/chip.c
+++ b/kernel/irq/chip.c
@@ -249,7 +249,6 @@ static inline void mask_ack_irq(struct irq_desc *desc, int irq)
  *	handle_simple_irq - Simple and software-decoded IRQs.
  *	@irq:	the interrupt number
  *	@desc:	the interrupt description structure for this irq
- *	@regs:	pointer to a register structure
  *
  *	Simple interrupts are either sent from a demultiplexing interrupt
  *	handler or come from hardware, where no interrupt hardware control
@@ -259,7 +258,7 @@ static inline void mask_ack_irq(struct irq_desc *desc, int irq)
  *	unmask issues if necessary.
  */
 void fastcall
-handle_simple_irq(unsigned int irq, struct irq_desc *desc, struct pt_regs *regs)
+handle_simple_irq(unsigned int irq, struct irq_desc *desc)
 {
 	struct irqaction *action;
 	irqreturn_t action_ret;
@@ -279,9 +278,9 @@ handle_simple_irq(unsigned int irq, struct irq_desc *desc, struct pt_regs *regs)
 	desc->status |= IRQ_INPROGRESS;
 	spin_unlock(&desc->lock);
 
-	action_ret = handle_IRQ_event(irq, regs, action);
+	action_ret = handle_IRQ_event(irq, action);
 	if (!noirqdebug)
-		note_interrupt(irq, desc, action_ret, regs);
+		note_interrupt(irq, desc, action_ret);
 
 	spin_lock(&desc->lock);
 	desc->status &= ~IRQ_INPROGRESS;
@@ -293,7 +292,6 @@ out_unlock:
  *	handle_level_irq - Level type irq handler
  *	@irq:	the interrupt number
  *	@desc:	the interrupt description structure for this irq
- *	@regs:	pointer to a register structure
  *
  *	Level type interrupts are active as long as the hardware line has
  *	the active level. This may require to mask the interrupt and unmask
@@ -301,7 +299,7 @@ out_unlock:
  *	interrupt line is back to inactive.
  */
 void fastcall
-handle_level_irq(unsigned int irq, struct irq_desc *desc, struct pt_regs *regs)
+handle_level_irq(unsigned int irq, struct irq_desc *desc)
 {
 	unsigned int cpu = smp_processor_id();
 	struct irqaction *action;
@@ -329,9 +327,9 @@ handle_level_irq(unsigned int irq, struct irq_desc *desc, struct pt_regs *regs)
 	desc->status &= ~IRQ_PENDING;
 	spin_unlock(&desc->lock);
 
-	action_ret = handle_IRQ_event(irq, regs, action);
+	action_ret = handle_IRQ_event(irq, action);
 	if (!noirqdebug)
-		note_interrupt(irq, desc, action_ret, regs);
+		note_interrupt(irq, desc, action_ret);
 
 	spin_lock(&desc->lock);
 	desc->status &= ~IRQ_INPROGRESS;
@@ -345,7 +343,6 @@ out_unlock:
  *	handle_fasteoi_irq - irq handler for transparent controllers
  *	@irq:	the interrupt number
  *	@desc:	the interrupt description structure for this irq
- *	@regs:	pointer to a register structure
  *
  *	Only a single callback will be issued to the chip: an ->eoi()
  *	call when the interrupt has been serviced. This enables support
@@ -353,8 +350,7 @@ out_unlock:
  *	details in hardware, transparently.
  */
 void fastcall
-handle_fasteoi_irq(unsigned int irq, struct irq_desc *desc,
-		   struct pt_regs *regs)
+handle_fasteoi_irq(unsigned int irq, struct irq_desc *desc)
 {
 	unsigned int cpu = smp_processor_id();
 	struct irqaction *action;
@@ -382,9 +378,9 @@ handle_fasteoi_irq(unsigned int irq, struct irq_desc *desc,
 	desc->status &= ~IRQ_PENDING;
 	spin_unlock(&desc->lock);
 
-	action_ret = handle_IRQ_event(irq, regs, action);
+	action_ret = handle_IRQ_event(irq, action);
 	if (!noirqdebug)
-		note_interrupt(irq, desc, action_ret, regs);
+		note_interrupt(irq, desc, action_ret);
 
 	spin_lock(&desc->lock);
 	desc->status &= ~IRQ_INPROGRESS;
@@ -398,7 +394,6 @@ out:
  *	handle_edge_irq - edge type IRQ handler
  *	@irq:	the interrupt number
  *	@desc:	the interrupt description structure for this irq
- *	@regs:	pointer to a register structure
  *
  *	Interrupt occures on the falling and/or rising edge of a hardware
  *	signal. The occurence is latched into the irq controller hardware
@@ -412,7 +407,7 @@ out:
  *	loop is left.
  */
 void fastcall
-handle_edge_irq(unsigned int irq, struct irq_desc *desc, struct pt_regs *regs)
+handle_edge_irq(unsigned int irq, struct irq_desc *desc)
 {
 	const unsigned int cpu = smp_processor_id();
 
@@ -463,9 +458,9 @@ handle_edge_irq(unsigned int irq, struct irq_desc *desc, struct pt_regs *regs)
 
 		desc->status &= ~IRQ_PENDING;
 		spin_unlock(&desc->lock);
-		action_ret = handle_IRQ_event(irq, regs, action);
+		action_ret = handle_IRQ_event(irq, action);
 		if (!noirqdebug)
-			note_interrupt(irq, desc, action_ret, regs);
+			note_interrupt(irq, desc, action_ret);
 		spin_lock(&desc->lock);
 
 	} while ((desc->status & (IRQ_PENDING | IRQ_DISABLED)) == IRQ_PENDING);
@@ -480,12 +475,11 @@ out_unlock:
  *	handle_percpu_IRQ - Per CPU local irq handler
  *	@irq:	the interrupt number
  *	@desc:	the interrupt description structure for this irq
- *	@regs:	pointer to a register structure
  *
  *	Per CPU interrupts on SMP machines without locking requirements
  */
 void fastcall
-handle_percpu_irq(unsigned int irq, struct irq_desc *desc, struct pt_regs *regs)
+handle_percpu_irq(unsigned int irq, struct irq_desc *desc)
 {
 	irqreturn_t action_ret;
 
@@ -494,9 +488,9 @@ handle_percpu_irq(unsigned int irq, struct irq_desc *desc, struct pt_regs *regs)
 	if (desc->chip->ack)
 		desc->chip->ack(irq);
 
-	action_ret = handle_IRQ_event(irq, regs, desc->action);
+	action_ret = handle_IRQ_event(irq, desc->action);
 	if (!noirqdebug)
-		note_interrupt(irq, desc, action_ret, regs);
+		note_interrupt(irq, desc, action_ret);
 
 	if (desc->chip->eoi)
 		desc->chip->eoi(irq);
@@ -505,10 +499,7 @@ handle_percpu_irq(unsigned int irq, struct irq_desc *desc, struct pt_regs *regs)
 #endif /* CONFIG_SMP */
 
 void
-__set_irq_handler(unsigned int irq,
-		  void fastcall (*handle)(unsigned int, irq_desc_t *,
-					  struct pt_regs *),
-		  int is_chained)
+__set_irq_handler(unsigned int irq, irq_flow_handler_t handle, int is_chained)
 {
 	struct irq_desc *desc;
 	unsigned long flags;
@@ -561,9 +552,7 @@ __set_irq_handler(unsigned int irq,
 
 void
 set_irq_chip_and_handler(unsigned int irq, struct irq_chip *chip,
-			 void fastcall (*handle)(unsigned int,
-						 struct irq_desc *,
-						 struct pt_regs *))
+			 irq_flow_handler_t handle)
 {
 	set_irq_chip(irq, chip);
 	__set_irq_handler(irq, handle, 0);
@@ -574,8 +563,7 @@ set_irq_chip_and_handler(unsigned int irq, struct irq_chip *chip,
  * /proc/interrupts output:
  */
 const char *
-handle_irq_name(void fastcall (*handle)(unsigned int, struct irq_desc *,
-					struct pt_regs *))
+handle_irq_name(irq_flow_handler_t handle)
 {
 	if (handle == handle_level_irq)
 		return "level  ";
diff --git a/kernel/irq/handle.c b/kernel/irq/handle.c
index 4c6cdbaed661..42aa6f1a3f0f 100644
--- a/kernel/irq/handle.c
+++ b/kernel/irq/handle.c
@@ -27,7 +27,7 @@
  * Handles spurious and unhandled IRQ's. It also prints a debugmessage.
  */
 void fastcall
-handle_bad_irq(unsigned int irq, struct irq_desc *desc, struct pt_regs *regs)
+handle_bad_irq(unsigned int irq, struct irq_desc *desc)
 {
 	print_irq_desc(irq, desc);
 	kstat_this_cpu.irqs[irq]++;
@@ -115,7 +115,7 @@ struct irq_chip dummy_irq_chip = {
 /*
  * Special, empty irq handler:
  */
-irqreturn_t no_action(int cpl, void *dev_id, struct pt_regs *regs)
+irqreturn_t no_action(int cpl, void *dev_id)
 {
 	return IRQ_NONE;
 }
@@ -123,13 +123,11 @@ irqreturn_t no_action(int cpl, void *dev_id, struct pt_regs *regs)
 /**
  * handle_IRQ_event - irq action chain handler
  * @irq:	the interrupt number
- * @regs:	pointer to a register structure
  * @action:	the interrupt action chain for this irq
  *
  * Handles the action chain of an irq event
  */
-irqreturn_t handle_IRQ_event(unsigned int irq, struct pt_regs *regs,
-			     struct irqaction *action)
+irqreturn_t handle_IRQ_event(unsigned int irq, struct irqaction *action)
 {
 	irqreturn_t ret, retval = IRQ_NONE;
 	unsigned int status = 0;
@@ -140,7 +138,7 @@ irqreturn_t handle_IRQ_event(unsigned int irq, struct pt_regs *regs,
 		local_irq_enable_in_hardirq();
 
 	do {
-		ret = action->handler(irq, action->dev_id, regs);
+		ret = action->handler(irq, action->dev_id);
 		if (ret == IRQ_HANDLED)
 			status |= action->flags;
 		retval |= ret;
@@ -158,7 +156,6 @@ irqreturn_t handle_IRQ_event(unsigned int irq, struct pt_regs *regs,
 /**
  * __do_IRQ - original all in one highlevel IRQ handler
  * @irq:	the interrupt number
- * @regs:	pointer to a register structure
  *
  * __do_IRQ handles all normal device IRQ's (the special
  * SMP cross-CPU interrupts have their own specific
@@ -167,7 +164,7 @@ irqreturn_t handle_IRQ_event(unsigned int irq, struct pt_regs *regs,
  * This is the original x86 implementation which is used for every
  * interrupt type.
  */
-fastcall unsigned int __do_IRQ(unsigned int irq, struct pt_regs *regs)
+fastcall unsigned int __do_IRQ(unsigned int irq)
 {
 	struct irq_desc *desc = irq_desc + irq;
 	struct irqaction *action;
@@ -182,7 +179,7 @@ fastcall unsigned int __do_IRQ(unsigned int irq, struct pt_regs *regs)
 		 */
 		if (desc->chip->ack)
 			desc->chip->ack(irq);
-		action_ret = handle_IRQ_event(irq, regs, desc->action);
+		action_ret = handle_IRQ_event(irq, desc->action);
 		desc->chip->end(irq);
 		return 1;
 	}
@@ -233,11 +230,11 @@ fastcall unsigned int __do_IRQ(unsigned int irq, struct pt_regs *regs)
 
 		spin_unlock(&desc->lock);
 
-		action_ret = handle_IRQ_event(irq, regs, action);
+		action_ret = handle_IRQ_event(irq, action);
 
 		spin_lock(&desc->lock);
 		if (!noirqdebug)
-			note_interrupt(irq, desc, action_ret, regs);
+			note_interrupt(irq, desc, action_ret);
 		if (likely(!(desc->status & IRQ_PENDING)))
 			break;
 		desc->status &= ~IRQ_PENDING;
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index 92be519eff26..6879202afe9a 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -427,8 +427,7 @@ EXPORT_SYMBOL(free_irq);
  *	IRQF_SAMPLE_RANDOM	The interrupt can be used for entropy
  *
  */
-int request_irq(unsigned int irq,
-		irqreturn_t (*handler)(int, void *, struct pt_regs *),
+int request_irq(unsigned int irq, irq_handler_t handler,
 		unsigned long irqflags, const char *devname, void *dev_id)
 {
 	struct irqaction *action;
@@ -475,4 +474,3 @@ int request_irq(unsigned int irq,
 	return retval;
 }
 EXPORT_SYMBOL(request_irq);
-
diff --git a/kernel/irq/resend.c b/kernel/irq/resend.c
index 35f10f7ff94a..5bfeaed7e487 100644
--- a/kernel/irq/resend.c
+++ b/kernel/irq/resend.c
@@ -38,7 +38,7 @@ static void resend_irqs(unsigned long arg)
 		clear_bit(irq, irqs_resend);
 		desc = irq_desc + irq;
 		local_irq_disable();
-		desc->handle_irq(irq, desc, NULL);
+		desc->handle_irq(irq, desc);
 		local_irq_enable();
 	}
 }
diff --git a/kernel/irq/spurious.c b/kernel/irq/spurious.c
index 417e98092cf2..543ea2e5ad93 100644
--- a/kernel/irq/spurious.c
+++ b/kernel/irq/spurious.c
@@ -16,7 +16,7 @@ static int irqfixup __read_mostly;
 /*
  * Recovery handler for misrouted interrupts.
  */
-static int misrouted_irq(int irq, struct pt_regs *regs)
+static int misrouted_irq(int irq)
 {
 	int i;
 	int ok = 0;
@@ -49,7 +49,7 @@ static int misrouted_irq(int irq, struct pt_regs *regs)
 		while (action) {
 			/* Only shared IRQ handlers are safe to call */
 			if (action->flags & IRQF_SHARED) {
-				if (action->handler(i, action->dev_id, regs) ==
+				if (action->handler(i, action->dev_id) ==
 						IRQ_HANDLED)
 					ok = 1;
 			}
@@ -70,7 +70,7 @@ static int misrouted_irq(int irq, struct pt_regs *regs)
 			 */
 			work = 1;
 			spin_unlock(&desc->lock);
-			handle_IRQ_event(i, regs, action);
+			handle_IRQ_event(i, action);
 			spin_lock(&desc->lock);
 			desc->status &= ~IRQ_PENDING;
 		}
@@ -136,7 +136,7 @@ report_bad_irq(unsigned int irq, struct irq_desc *desc, irqreturn_t action_ret)
 }
 
 void note_interrupt(unsigned int irq, struct irq_desc *desc,
-		    irqreturn_t action_ret, struct pt_regs *regs)
+		    irqreturn_t action_ret)
 {
 	if (unlikely(action_ret != IRQ_HANDLED)) {
 		desc->irqs_unhandled++;
@@ -147,7 +147,7 @@ void note_interrupt(unsigned int irq, struct irq_desc *desc,
 	if (unlikely(irqfixup)) {
 		/* Don't punish working computers */
 		if ((irqfixup == 2 && irq == 0) || action_ret == IRQ_NONE) {
-			int ok = misrouted_irq(irq, regs);
+			int ok = misrouted_irq(irq);
 			if (action_ret == IRQ_NONE)
 				desc->irqs_unhandled -= ok;
 		}
diff --git a/kernel/power/poweroff.c b/kernel/power/poweroff.c
index 7a4144ba3afd..f1f900ac3164 100644
--- a/kernel/power/poweroff.c
+++ b/kernel/power/poweroff.c
@@ -23,8 +23,7 @@ static void do_poweroff(void *dummy)
 
 static DECLARE_WORK(poweroff_work, do_poweroff, NULL);
 
-static void handle_poweroff(int key, struct pt_regs *pt_regs,
-				struct tty_struct *tty)
+static void handle_poweroff(int key, struct tty_struct *tty)
 {
 	schedule_work(&poweroff_work);
 }
diff --git a/kernel/power/user.c b/kernel/power/user.c
index 72825c853cd7..93b5dd283dea 100644
--- a/kernel/power/user.c
+++ b/kernel/power/user.c
@@ -145,10 +145,10 @@ static int snapshot_ioctl(struct inode *inode, struct file *filp,
 			error = freeze_processes();
 			if (error) {
 				thaw_processes();
+				enable_nonboot_cpus();
 				error = -EBUSY;
 			}
 		}
-		enable_nonboot_cpus();
 		up(&pm_sem);
 		if (!error)
 			data->frozen = 1;
diff --git a/kernel/profile.c b/kernel/profile.c
index fb660c7d35ba..857300a2afec 100644
--- a/kernel/profile.c
+++ b/kernel/profile.c
@@ -25,6 +25,7 @@
 #include <linux/mutex.h>
 #include <asm/sections.h>
 #include <asm/semaphore.h>
+#include <asm/irq_regs.h>
 
 struct profile_hit {
 	u32 pc, hits;
@@ -366,8 +367,10 @@ void profile_hit(int type, void *__pc)
 }
 #endif /* !CONFIG_SMP */
 
-void profile_tick(int type, struct pt_regs *regs)
+void profile_tick(int type)
 {
+	struct pt_regs *regs = get_irq_regs();
+
 	if (type == CPU_PROFILING && timer_hook)
 		timer_hook(regs);
 	if (!user_mode(regs) && cpu_isset(smp_processor_id(), prof_cpu_mask))
diff --git a/kernel/relay.c b/kernel/relay.c
index 1d63ecddfa70..f04bbdb56ac2 100644
--- a/kernel/relay.c
+++ b/kernel/relay.c
@@ -887,7 +887,7 @@ static int subbuf_read_actor(size_t read_start,
 
 	from = buf->start + read_start;
 	ret = avail;
-	if (copy_to_user(desc->arg.data, from, avail)) {
+	if (copy_to_user(desc->arg.buf, from, avail)) {
 		desc->error = -EFAULT;
 		ret = 0;
 	}
@@ -946,24 +946,17 @@ typedef int (*subbuf_actor_t) (size_t read_start,
  */
 static inline ssize_t relay_file_read_subbufs(struct file *filp,
 					      loff_t *ppos,
-					      size_t count,
 					      subbuf_actor_t subbuf_actor,
 					      read_actor_t actor,
-					      void *target)
+					      read_descriptor_t *desc)
 {
 	struct rchan_buf *buf = filp->private_data;
 	size_t read_start, avail;
-	read_descriptor_t desc;
 	int ret;
 
-	if (!count)
+	if (!desc->count)
 		return 0;
 
-	desc.written = 0;
-	desc.count = count;
-	desc.arg.data = target;
-	desc.error = 0;
-
 	mutex_lock(&filp->f_dentry->d_inode->i_mutex);
 	do {
 		if (!relay_file_read_avail(buf, *ppos))
@@ -974,19 +967,19 @@ static inline ssize_t relay_file_read_subbufs(struct file *filp,
 		if (!avail)
 			break;
 
-		avail = min(desc.count, avail);
-		ret = subbuf_actor(read_start, buf, avail, &desc, actor);
-		if (desc.error < 0)
+		avail = min(desc->count, avail);
+		ret = subbuf_actor(read_start, buf, avail, desc, actor);
+		if (desc->error < 0)
 			break;
 
 		if (ret) {
 			relay_file_read_consume(buf, read_start, ret);
 			*ppos = relay_file_read_end_pos(buf, read_start, ret);
 		}
-	} while (desc.count && ret);
+	} while (desc->count && ret);
 	mutex_unlock(&filp->f_dentry->d_inode->i_mutex);
 
-	return desc.written;
+	return desc->written;
 }
 
 static ssize_t relay_file_read(struct file *filp,
@@ -994,8 +987,13 @@ static ssize_t relay_file_read(struct file *filp,
 			       size_t count,
 			       loff_t *ppos)
 {
-	return relay_file_read_subbufs(filp, ppos, count, subbuf_read_actor,
-				       NULL, buffer);
+	read_descriptor_t desc;
+	desc.written = 0;
+	desc.count = count;
+	desc.arg.buf = buffer;
+	desc.error = 0;
+	return relay_file_read_subbufs(filp, ppos, subbuf_read_actor,
+				       NULL, &desc);
 }
 
 static ssize_t relay_file_sendfile(struct file *filp,
@@ -1004,8 +1002,13 @@ static ssize_t relay_file_sendfile(struct file *filp,
 				   read_actor_t actor,
 				   void *target)
 {
-	return relay_file_read_subbufs(filp, ppos, count, subbuf_send_actor,
-				       actor, target);
+	read_descriptor_t desc;
+	desc.written = 0;
+	desc.count = count;
+	desc.arg.data = target;
+	desc.error = 0;
+	return relay_file_read_subbufs(filp, ppos, subbuf_send_actor,
+				       actor, &desc);
 }
 
 struct file_operations relay_file_operations = {
diff --git a/lib/Makefile b/lib/Makefile
index b0361756e22e..8e6662bb9c37 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -5,7 +5,7 @@
 lib-y := ctype.o string.o vsprintf.o cmdline.o \
 	 bust_spinlocks.o rbtree.o radix-tree.o dump_stack.o \
 	 idr.o div64.o int_sqrt.o bitmap.o extable.o prio_tree.o \
-	 sha1.o
+	 sha1.o irq_regs.o
 
 lib-$(CONFIG_MMU) += ioremap.o
 lib-$(CONFIG_SMP) += cpumask.o
diff --git a/lib/irq_regs.c b/lib/irq_regs.c
new file mode 100644
index 000000000000..753880a5440c
--- /dev/null
+++ b/lib/irq_regs.c
@@ -0,0 +1,17 @@
+/* saved per-CPU IRQ register pointer
+ *
+ * Copyright (C) 2006 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+#include <linux/module.h>
+#include <asm/irq_regs.h>
+
+#ifndef ARCH_HAS_OWN_IRQ_REGS
+DEFINE_PER_CPU(struct pt_regs *, __irq_regs);
+EXPORT_PER_CPU_SYMBOL(__irq_regs);
+#endif
diff --git a/lib/radix-tree.c b/lib/radix-tree.c
index 637d55608de5..aa9bfd0bdbd1 100644
--- a/lib/radix-tree.c
+++ b/lib/radix-tree.c
@@ -160,13 +160,13 @@ static inline int tag_get(struct radix_tree_node *node, unsigned int tag,
 
 static inline void root_tag_set(struct radix_tree_root *root, unsigned int tag)
 {
-	root->gfp_mask |= (1 << (tag + __GFP_BITS_SHIFT));
+	root->gfp_mask |= (__force gfp_t)(1 << (tag + __GFP_BITS_SHIFT));
 }
 
 
 static inline void root_tag_clear(struct radix_tree_root *root, unsigned int tag)
 {
-	root->gfp_mask &= ~(1 << (tag + __GFP_BITS_SHIFT));
+	root->gfp_mask &= (__force gfp_t)~(1 << (tag + __GFP_BITS_SHIFT));
 }
 
 static inline void root_tag_clear_all(struct radix_tree_root *root)
@@ -176,7 +176,7 @@ static inline void root_tag_clear_all(struct radix_tree_root *root)
 
 static inline int root_tag_get(struct radix_tree_root *root, unsigned int tag)
 {
-	return root->gfp_mask & (1 << (tag + __GFP_BITS_SHIFT));
+	return (__force unsigned)root->gfp_mask & (1 << (tag + __GFP_BITS_SHIFT));
 }
 
 /*
diff --git a/mm/memory.c b/mm/memory.c
index 9cf3f341a28a..b5a4aadd961a 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -1086,6 +1086,7 @@ int get_user_pages(struct task_struct *tsk, struct mm_struct *mm,
 				default:
 					BUG();
 				}
+				cond_resched();
 			}
 			if (pages) {
 				pages[i] = page;
@@ -2169,11 +2170,13 @@ retry:
 	 * after the next truncate_count read.
 	 */
 
-	/* no page was available -- either SIGBUS or OOM */
-	if (new_page == NOPAGE_SIGBUS)
+	/* no page was available -- either SIGBUS, OOM or REFAULT */
+	if (unlikely(new_page == NOPAGE_SIGBUS))
 		return VM_FAULT_SIGBUS;
-	if (new_page == NOPAGE_OOM)
+	else if (unlikely(new_page == NOPAGE_OOM))
 		return VM_FAULT_OOM;
+	else if (unlikely(new_page == NOPAGE_REFAULT))
+		return VM_FAULT_MINOR;
 
 	/*
 	 * Should we do an early C-O-W break?
diff --git a/mm/slab.c b/mm/slab.c
index e9a63b5a7fb9..266449d604bd 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -1106,15 +1106,18 @@ static inline int cache_free_alien(struct kmem_cache *cachep, void *objp)
 	int nodeid = slabp->nodeid;
 	struct kmem_list3 *l3;
 	struct array_cache *alien = NULL;
+	int node;
+
+	node = numa_node_id();
 
 	/*
 	 * Make sure we are not freeing a object from another node to the array
 	 * cache on this cpu.
 	 */
-	if (likely(slabp->nodeid == numa_node_id()))
+	if (likely(slabp->nodeid == node))
 		return 0;
 
-	l3 = cachep->nodelists[numa_node_id()];
+	l3 = cachep->nodelists[node];
 	STATS_INC_NODEFREES(cachep);
 	if (l3->alien && l3->alien[nodeid]) {
 		alien = l3->alien[nodeid];
@@ -1325,7 +1328,6 @@ static void init_list(struct kmem_cache *cachep, struct kmem_list3 *list,
 {
 	struct kmem_list3 *ptr;
 
-	BUG_ON(cachep->nodelists[nodeid] != list);
 	ptr = kmalloc_node(sizeof(struct kmem_list3), GFP_KERNEL, nodeid);
 	BUG_ON(!ptr);
 
@@ -1352,6 +1354,7 @@ void __init kmem_cache_init(void)
 	struct cache_names *names;
 	int i;
 	int order;
+	int node;
 
 	for (i = 0; i < NUM_INIT_LISTS; i++) {
 		kmem_list3_init(&initkmem_list3[i]);
@@ -1386,12 +1389,14 @@ void __init kmem_cache_init(void)
 	 * 6) Resize the head arrays of the kmalloc caches to their final sizes.
 	 */
 
+	node = numa_node_id();
+
 	/* 1) create the cache_cache */
 	INIT_LIST_HEAD(&cache_chain);
 	list_add(&cache_cache.next, &cache_chain);
 	cache_cache.colour_off = cache_line_size();
 	cache_cache.array[smp_processor_id()] = &initarray_cache.cache;
-	cache_cache.nodelists[numa_node_id()] = &initkmem_list3[CACHE_CACHE];
+	cache_cache.nodelists[node] = &initkmem_list3[CACHE_CACHE];
 
 	cache_cache.buffer_size = ALIGN(cache_cache.buffer_size,
 					cache_line_size());
@@ -1496,19 +1501,18 @@ void __init kmem_cache_init(void)
 	}
 	/* 5) Replace the bootstrap kmem_list3's */
 	{
-		int node;
+		int nid;
+
 		/* Replace the static kmem_list3 structures for the boot cpu */
-		init_list(&cache_cache, &initkmem_list3[CACHE_CACHE],
-			  numa_node_id());
+		init_list(&cache_cache, &initkmem_list3[CACHE_CACHE], node);
 
-		for_each_online_node(node) {
+		for_each_online_node(nid) {
 			init_list(malloc_sizes[INDEX_AC].cs_cachep,
-				  &initkmem_list3[SIZE_AC + node], node);
+				  &initkmem_list3[SIZE_AC + nid], nid);
 
 			if (INDEX_AC != INDEX_L3) {
 				init_list(malloc_sizes[INDEX_L3].cs_cachep,
-					  &initkmem_list3[SIZE_L3 + node],
-					  node);
+					  &initkmem_list3[SIZE_L3 + nid], nid);
 			}
 		}
 	}
@@ -2918,6 +2922,9 @@ static void *cache_alloc_refill(struct kmem_cache *cachep, gfp_t flags)
 	int batchcount;
 	struct kmem_list3 *l3;
 	struct array_cache *ac;
+	int node;
+
+	node = numa_node_id();
 
 	check_irq_off();
 	ac = cpu_cache_get(cachep);
@@ -2931,7 +2938,7 @@ retry:
 		 */
 		batchcount = BATCHREFILL_LIMIT;
 	}
-	l3 = cachep->nodelists[numa_node_id()];
+	l3 = cachep->nodelists[node];
 
 	BUG_ON(ac->avail > 0 || !l3);
 	spin_lock(&l3->list_lock);
@@ -2961,7 +2968,7 @@ retry:
 			STATS_SET_HIGH(cachep);
 
 			ac->entry[ac->avail++] = slab_get_obj(cachep, slabp,
-							    numa_node_id());
+							    node);
 		}
 		check_slabp(cachep, slabp);
 
@@ -2980,7 +2987,7 @@ alloc_done:
 
 	if (unlikely(!ac->avail)) {
 		int x;
-		x = cache_grow(cachep, flags, numa_node_id());
+		x = cache_grow(cachep, flags, node);
 
 		/* cache_grow can reenable interrupts, then ac could change. */
 		ac = cpu_cache_get(cachep);
diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c
index da9cfe927158..60a508eb1945 100644
--- a/net/8021q/vlan_dev.c
+++ b/net/8021q/vlan_dev.c
@@ -62,7 +62,7 @@ int vlan_dev_rebuild_header(struct sk_buff *skb)
 	default:
 		printk(VLAN_DBG
 		       "%s: unable to resolve type %X addresses.\n", 
-		       dev->name, (int)veth->h_vlan_encapsulated_proto);
+		       dev->name, ntohs(veth->h_vlan_encapsulated_proto));
 	 
 		memcpy(veth->h_source, dev->dev_addr, ETH_ALEN);
 		break;
diff --git a/net/ipv4/ipvs/ip_vs_ftp.c b/net/ipv4/ipvs/ip_vs_ftp.c
index e433cb0ff894..6d398f10aa91 100644
--- a/net/ipv4/ipvs/ip_vs_ftp.c
+++ b/net/ipv4/ipvs/ip_vs_ftp.c
@@ -274,7 +274,7 @@ static int ip_vs_ftp_in(struct ip_vs_app *app, struct ip_vs_conn *cp,
 	while (data <= data_limit - 6) {
 		if (strnicmp(data, "PASV\r\n", 6) == 0) {
 			/* Passive mode on */
-			IP_VS_DBG(7, "got PASV at %zd of %zd\n",
+			IP_VS_DBG(7, "got PASV at %td of %td\n",
 				  data - data_start,
 				  data_limit - data_start);
 			cp->app_data = &ip_vs_ftp_pasv;
diff --git a/net/irda/irias_object.c b/net/irda/irias_object.c
index a154b1d71c0f..56292ab7d652 100644
--- a/net/irda/irias_object.c
+++ b/net/irda/irias_object.c
@@ -43,7 +43,7 @@ struct ias_value irias_missing = { IAS_MISSING, 0, 0, 0, {0}};
  *
  * Faster, check boundary... Jean II
  */
-static char *strndup(char *str, int max)
+static char *strndup(char *str, size_t max)
 {
 	char *new_str;
 	int len;
diff --git a/net/sunrpc/auth_gss/svcauth_gss.c b/net/sunrpc/auth_gss/svcauth_gss.c
index 447d9aef4605..1f0f079ffa65 100644
--- a/net/sunrpc/auth_gss/svcauth_gss.c
+++ b/net/sunrpc/auth_gss/svcauth_gss.c
@@ -1146,10 +1146,11 @@ out:
 	return ret;
 }
 
-u32 *
+static __be32 *
 svcauth_gss_prepare_to_wrap(struct xdr_buf *resbuf, struct gss_svc_data *gsd)
 {
-	u32 *p, verf_len;
+	__be32 *p;
+	u32 verf_len;
 
 	p = gsd->verf_start;
 	gsd->verf_start = NULL;
diff --git a/net/sunrpc/svc.c b/net/sunrpc/svc.c
index c2c8bb20d07f..2807fa0eab40 100644
--- a/net/sunrpc/svc.c
+++ b/net/sunrpc/svc.c
@@ -282,7 +282,10 @@ __svc_create(struct svc_program *prog, unsigned int bufsize, int npools,
 	serv->sv_program   = prog;
 	serv->sv_nrthreads = 1;
 	serv->sv_stats     = prog->pg_stats;
-	serv->sv_bufsz	   = bufsize? bufsize : 4096;
+	if (bufsize > RPCSVC_MAXPAYLOAD)
+		bufsize = RPCSVC_MAXPAYLOAD;
+	serv->sv_max_payload = bufsize? bufsize : 4096;
+	serv->sv_max_mesg  = roundup(serv->sv_max_payload + PAGE_SIZE, PAGE_SIZE);
 	serv->sv_shutdown  = shutdown;
 	xdrsize = 0;
 	while (prog) {
@@ -414,9 +417,9 @@ svc_init_buffer(struct svc_rqst *rqstp, unsigned int size)
 	int pages;
 	int arghi;
 	
-	if (size > RPCSVC_MAXPAYLOAD)
-		size = RPCSVC_MAXPAYLOAD;
-	pages = 2 + (size+ PAGE_SIZE -1) / PAGE_SIZE;
+	pages = size / PAGE_SIZE + 1; /* extra page as we hold both request and reply.
+				       * We assume one is at most one page
+				       */
 	arghi = 0;
 	BUG_ON(pages > RPCSVC_MAXPAGES);
 	while (pages) {
@@ -463,7 +466,7 @@ __svc_create_thread(svc_thread_fn func, struct svc_serv *serv,
 
 	if (!(rqstp->rq_argp = kmalloc(serv->sv_xdrsize, GFP_KERNEL))
 	 || !(rqstp->rq_resp = kmalloc(serv->sv_xdrsize, GFP_KERNEL))
-	 || !svc_init_buffer(rqstp, serv->sv_bufsz))
+	 || !svc_init_buffer(rqstp, serv->sv_max_mesg))
 		goto out_thread;
 
 	serv->sv_nrthreads++;
@@ -938,8 +941,8 @@ u32 svc_max_payload(const struct svc_rqst *rqstp)
 
 	if (rqstp->rq_sock->sk_sock->type == SOCK_DGRAM)
 		max = RPCSVC_MAXPAYLOAD_UDP;
-	if (rqstp->rq_server->sv_bufsz < max)
-		max = rqstp->rq_server->sv_bufsz;
+	if (rqstp->rq_server->sv_max_payload < max)
+		max = rqstp->rq_server->sv_max_payload;
 	return max;
 }
 EXPORT_SYMBOL_GPL(svc_max_payload);
diff --git a/net/sunrpc/svcsock.c b/net/sunrpc/svcsock.c
index b39e7e2b648f..61e307cca13d 100644
--- a/net/sunrpc/svcsock.c
+++ b/net/sunrpc/svcsock.c
@@ -192,13 +192,13 @@ svc_sock_enqueue(struct svc_sock *svsk)
 	svsk->sk_pool = pool;
 
 	set_bit(SOCK_NOSPACE, &svsk->sk_sock->flags);
-	if (((atomic_read(&svsk->sk_reserved) + serv->sv_bufsz)*2
+	if (((atomic_read(&svsk->sk_reserved) + serv->sv_max_mesg)*2
 	     > svc_sock_wspace(svsk))
 	    && !test_bit(SK_CLOSE, &svsk->sk_flags)
 	    && !test_bit(SK_CONN, &svsk->sk_flags)) {
 		/* Don't enqueue while not enough space for reply */
 		dprintk("svc: socket %p  no space, %d*2 > %ld, not enqueued\n",
-			svsk->sk_sk, atomic_read(&svsk->sk_reserved)+serv->sv_bufsz,
+			svsk->sk_sk, atomic_read(&svsk->sk_reserved)+serv->sv_max_mesg,
 			svc_sock_wspace(svsk));
 		svsk->sk_pool = NULL;
 		clear_bit(SK_BUSY, &svsk->sk_flags);
@@ -220,7 +220,7 @@ svc_sock_enqueue(struct svc_sock *svsk)
 				rqstp, rqstp->rq_sock);
 		rqstp->rq_sock = svsk;
 		atomic_inc(&svsk->sk_inuse);
-		rqstp->rq_reserved = serv->sv_bufsz;
+		rqstp->rq_reserved = serv->sv_max_mesg;
 		atomic_add(rqstp->rq_reserved, &svsk->sk_reserved);
 		BUG_ON(svsk->sk_pool != pool);
 		wake_up(&rqstp->rq_wait);
@@ -639,8 +639,8 @@ svc_udp_recvfrom(struct svc_rqst *rqstp)
 	     * which will access the socket.
 	     */
 	    svc_sock_setbufsize(svsk->sk_sock,
-				(serv->sv_nrthreads+3) * serv->sv_bufsz,
-				(serv->sv_nrthreads+3) * serv->sv_bufsz);
+				(serv->sv_nrthreads+3) * serv->sv_max_mesg,
+				(serv->sv_nrthreads+3) * serv->sv_max_mesg);
 
 	if ((rqstp->rq_deferred = svc_deferred_dequeue(svsk))) {
 		svc_sock_received(svsk);
@@ -749,8 +749,8 @@ svc_udp_init(struct svc_sock *svsk)
 	 * svc_udp_recvfrom will re-adjust if necessary
 	 */
 	svc_sock_setbufsize(svsk->sk_sock,
-			    3 * svsk->sk_server->sv_bufsz,
-			    3 * svsk->sk_server->sv_bufsz);
+			    3 * svsk->sk_server->sv_max_mesg,
+			    3 * svsk->sk_server->sv_max_mesg);
 
 	set_bit(SK_DATA, &svsk->sk_flags); /* might have come in before data_ready set up */
 	set_bit(SK_CHNGBUF, &svsk->sk_flags);
@@ -993,8 +993,8 @@ svc_tcp_recvfrom(struct svc_rqst *rqstp)
 		 * as soon a a complete request arrives.
 		 */
 		svc_sock_setbufsize(svsk->sk_sock,
-				    (serv->sv_nrthreads+3) * serv->sv_bufsz,
-				    3 * serv->sv_bufsz);
+				    (serv->sv_nrthreads+3) * serv->sv_max_mesg,
+				    3 * serv->sv_max_mesg);
 
 	clear_bit(SK_DATA, &svsk->sk_flags);
 
@@ -1032,7 +1032,7 @@ svc_tcp_recvfrom(struct svc_rqst *rqstp)
 		}
 		svsk->sk_reclen &= 0x7fffffff;
 		dprintk("svc: TCP record, %d bytes\n", svsk->sk_reclen);
-		if (svsk->sk_reclen > serv->sv_bufsz) {
+		if (svsk->sk_reclen > serv->sv_max_mesg) {
 			printk(KERN_NOTICE "RPC: bad TCP reclen 0x%08lx (large)\n",
 			       (unsigned long) svsk->sk_reclen);
 			goto err_delete;
@@ -1171,8 +1171,8 @@ svc_tcp_init(struct svc_sock *svsk)
 		 * svc_tcp_recvfrom will re-adjust if necessary
 		 */
 		svc_sock_setbufsize(svsk->sk_sock,
-				    3 * svsk->sk_server->sv_bufsz,
-				    3 * svsk->sk_server->sv_bufsz);
+				    3 * svsk->sk_server->sv_max_mesg,
+				    3 * svsk->sk_server->sv_max_mesg);
 
 		set_bit(SK_CHNGBUF, &svsk->sk_flags);
 		set_bit(SK_DATA, &svsk->sk_flags);
@@ -1234,7 +1234,7 @@ svc_recv(struct svc_rqst *rqstp, long timeout)
 
 
 	/* now allocate needed pages.  If we get a failure, sleep briefly */
-	pages = 2 + (serv->sv_bufsz + PAGE_SIZE -1) / PAGE_SIZE;
+	pages = (serv->sv_max_mesg + PAGE_SIZE) / PAGE_SIZE;
 	for (i=0; i < pages ; i++)
 		while (rqstp->rq_pages[i] == NULL) {
 			struct page *p = alloc_page(GFP_KERNEL);
@@ -1263,7 +1263,7 @@ svc_recv(struct svc_rqst *rqstp, long timeout)
 	if ((svsk = svc_sock_dequeue(pool)) != NULL) {
 		rqstp->rq_sock = svsk;
 		atomic_inc(&svsk->sk_inuse);
-		rqstp->rq_reserved = serv->sv_bufsz;	
+		rqstp->rq_reserved = serv->sv_max_mesg;
 		atomic_add(rqstp->rq_reserved, &svsk->sk_reserved);
 	} else {
 		/* No data pending. Go to sleep */
diff --git a/net/tipc/socket.c b/net/tipc/socket.c
index 32d778448a00..acfb852e7c98 100644
--- a/net/tipc/socket.c
+++ b/net/tipc/socket.c
@@ -941,7 +941,7 @@ static int recv_stream(struct kiocb *iocb, struct socket *sock,
 	int sz_to_copy;
 	int sz_copied = 0;
 	int needed;
-	char *crs = m->msg_iov->iov_base;
+	char __user *crs = m->msg_iov->iov_base;
 	unsigned char *buf_crs;
 	u32 err;
 	int res;
@@ -1496,7 +1496,7 @@ static int setsockopt(struct socket *sock,
 		return -ENOPROTOOPT;
 	if (ol < sizeof(value))
 		return -EINVAL;
-        if ((res = get_user(value, (u32 *)ov)))
+        if ((res = get_user(value, (u32 __user *)ov)))
 		return res;
 
 	if (down_interruptible(&tsock->sem)) 
@@ -1541,7 +1541,7 @@ static int setsockopt(struct socket *sock,
  */
 
 static int getsockopt(struct socket *sock, 
-		      int lvl, int opt, char __user *ov, int *ol)
+		      int lvl, int opt, char __user *ov, int __user *ol)
 {
 	struct tipc_sock *tsock = tipc_sk(sock->sk);
         int len;
diff --git a/sound/aoa/core/snd-aoa-gpio-feature.c b/sound/aoa/core/snd-aoa-gpio-feature.c
index 7c26089527f6..40eb47eccf9a 100644
--- a/sound/aoa/core/snd-aoa-gpio-feature.c
+++ b/sound/aoa/core/snd-aoa-gpio-feature.c
@@ -283,9 +283,7 @@ static void ftr_gpio_exit(struct gpio_runtime *rt)
 	mutex_destroy(&rt->line_out_notify.mutex);
 }
 
-static irqreturn_t ftr_handle_notify_irq(int xx,
-					 void *data,
-					 struct pt_regs *regs)
+static irqreturn_t ftr_handle_notify_irq(int xx, void *data)
 {
 	struct gpio_notification *notif = data;
 
diff --git a/sound/aoa/soundbus/i2sbus/i2sbus-core.c b/sound/aoa/soundbus/i2sbus/i2sbus-core.c
index 23190aa6bc7b..e593a1333fe3 100644
--- a/sound/aoa/soundbus/i2sbus/i2sbus-core.c
+++ b/sound/aoa/soundbus/i2sbus/i2sbus-core.c
@@ -93,7 +93,7 @@ static void i2sbus_release_dev(struct device *dev)
 	kfree(i2sdev);
 }
 
-static irqreturn_t i2sbus_bus_intr(int irq, void *devid, struct pt_regs *regs)
+static irqreturn_t i2sbus_bus_intr(int irq, void *devid)
 {
 	struct i2sbus_dev *dev = devid;
 	u32 intreg;
@@ -165,8 +165,7 @@ static int i2sbus_add_dev(struct macio_dev *macio,
 	static const char *rnames[] = { "i2sbus: %s (control)",
 					"i2sbus: %s (tx)",
 					"i2sbus: %s (rx)" };
-	static irqreturn_t (*ints[])(int irq, void *devid,
-				     struct pt_regs *regs) = {
+	static irq_handler_t ints[] = {
 		i2sbus_bus_intr,
 		i2sbus_tx_intr,
 		i2sbus_rx_intr
diff --git a/sound/aoa/soundbus/i2sbus/i2sbus-pcm.c b/sound/aoa/soundbus/i2sbus/i2sbus-pcm.c
index 3049015a04f1..5eff30b10201 100644
--- a/sound/aoa/soundbus/i2sbus/i2sbus-pcm.c
+++ b/sound/aoa/soundbus/i2sbus/i2sbus-pcm.c
@@ -642,13 +642,13 @@ static inline void handle_interrupt(struct i2sbus_dev *i2sdev, int in)
 	spin_unlock(&i2sdev->low_lock);
 }
 
-irqreturn_t i2sbus_tx_intr(int irq, void *devid, struct pt_regs *regs)
+irqreturn_t i2sbus_tx_intr(int irq, void *devid)
 {
 	handle_interrupt((struct i2sbus_dev *)devid, 0);
 	return IRQ_HANDLED;
 }
 
-irqreturn_t i2sbus_rx_intr(int irq, void *devid, struct pt_regs * regs)
+irqreturn_t i2sbus_rx_intr(int irq, void *devid)
 {
 	handle_interrupt((struct i2sbus_dev *)devid, 1);
 	return IRQ_HANDLED;
diff --git a/sound/aoa/soundbus/i2sbus/i2sbus.h b/sound/aoa/soundbus/i2sbus/i2sbus.h
index 0c69d209be50..ec20ee615d7f 100644
--- a/sound/aoa/soundbus/i2sbus/i2sbus.h
+++ b/sound/aoa/soundbus/i2sbus/i2sbus.h
@@ -97,9 +97,9 @@ i2sbus_attach_codec(struct soundbus_dev *dev, struct snd_card *card,
 extern void
 i2sbus_detach_codec(struct soundbus_dev *dev, void *data);
 extern irqreturn_t
-i2sbus_tx_intr(int irq, void *devid, struct pt_regs *regs);
+i2sbus_tx_intr(int irq, void *devid);
 extern irqreturn_t
-i2sbus_rx_intr(int irq, void *devid, struct pt_regs *regs);
+i2sbus_rx_intr(int irq, void *devid);
 
 /* control specific functions */
 extern int i2sbus_control_init(struct macio_dev* dev,
diff --git a/sound/arm/aaci.c b/sound/arm/aaci.c
index 8435fdd1c87c..53675cf4de44 100644
--- a/sound/arm/aaci.c
+++ b/sound/arm/aaci.c
@@ -221,7 +221,7 @@ static void aaci_fifo_irq(struct aaci *aaci, u32 mask)
 	}
 }
 
-static irqreturn_t aaci_irq(int irq, void *devid, struct pt_regs *regs)
+static irqreturn_t aaci_irq(int irq, void *devid)
 {
 	struct aaci *aaci = devid;
 	u32 mask;
diff --git a/sound/arm/pxa2xx-ac97.c b/sound/arm/pxa2xx-ac97.c
index 599aff8290e8..dede954b2c65 100644
--- a/sound/arm/pxa2xx-ac97.c
+++ b/sound/arm/pxa2xx-ac97.c
@@ -152,7 +152,7 @@ static void pxa2xx_ac97_reset(struct snd_ac97 *ac97)
 	GCR |= GCR_SDONE_IE|GCR_CDONE_IE;
 }
 
-static irqreturn_t pxa2xx_ac97_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t pxa2xx_ac97_irq(int irq, void *dev_id)
 {
 	long status;
 
diff --git a/sound/arm/pxa2xx-pcm.c b/sound/arm/pxa2xx-pcm.c
index 4938ef10b813..e8cf904b8358 100644
--- a/sound/arm/pxa2xx-pcm.c
+++ b/sound/arm/pxa2xx-pcm.c
@@ -137,7 +137,7 @@ static int pxa2xx_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
 	return ret;
 }
 
-static void pxa2xx_pcm_dma_irq(int dma_ch, void *dev_id, struct pt_regs *regs)
+static void pxa2xx_pcm_dma_irq(int dma_ch, void *dev_id)
 {
 	struct snd_pcm_substream *substream = dev_id;
 	struct pxa2xx_runtime_data *rtd = substream->runtime->private_data;
diff --git a/sound/core/hwdep.c b/sound/core/hwdep.c
index 9aa9d94891f0..46b47689362c 100644
--- a/sound/core/hwdep.c
+++ b/sound/core/hwdep.c
@@ -158,6 +158,7 @@ static int snd_hwdep_release(struct inode *inode, struct file * file)
 {
 	int err = -ENXIO;
 	struct snd_hwdep *hw = file->private_data;
+	struct module *mod = hw->card->module;
 	mutex_lock(&hw->open_mutex);
 	if (hw->ops.release) {
 		err = hw->ops.release(hw, file);
@@ -167,7 +168,7 @@ static int snd_hwdep_release(struct inode *inode, struct file * file)
 		hw->used--;
 	snd_card_file_remove(hw->card, file);
 	mutex_unlock(&hw->open_mutex);
-	module_put(hw->card->module);
+	module_put(mod);
 	return err;
 }
 
diff --git a/sound/core/hwdep_compat.c b/sound/core/hwdep_compat.c
index 938f77580966..3827c0ceec8f 100644
--- a/sound/core/hwdep_compat.c
+++ b/sound/core/hwdep_compat.c
@@ -33,7 +33,7 @@ struct snd_hwdep_dsp_image32 {
 static int snd_hwdep_dsp_load_compat(struct snd_hwdep *hw,
 				     struct snd_hwdep_dsp_image32 __user *src)
 {
-	struct snd_hwdep_dsp_image *dst;
+	struct snd_hwdep_dsp_image __user *dst;
 	compat_caddr_t ptr;
 	u32 val;
 
diff --git a/sound/core/init.c b/sound/core/init.c
index d7607a25acdf..3058d626a90a 100644
--- a/sound/core/init.c
+++ b/sound/core/init.c
@@ -33,10 +33,10 @@
 #include <sound/control.h>
 #include <sound/info.h>
 
-struct snd_shutdown_f_ops {
-	struct file_operations f_ops;
-	struct snd_shutdown_f_ops *next;
-};
+static DEFINE_SPINLOCK(shutdown_lock);
+static LIST_HEAD(shutdown_files);
+
+static struct file_operations snd_shutdown_f_ops;
 
 static unsigned int snd_cards_lock;	/* locked for registering/using */
 struct snd_card *snd_cards[SNDRV_CARDS];
@@ -198,6 +198,25 @@ static ssize_t snd_disconnect_write(struct file *file, const char __user *buf,
 	return -ENODEV;
 }
 
+static int snd_disconnect_release(struct inode *inode, struct file *file)
+{
+	struct snd_monitor_file *df = NULL, *_df;
+
+	spin_lock(&shutdown_lock);
+	list_for_each_entry(_df, &shutdown_files, shutdown_list) {
+		if (_df->file == file) {
+			df = _df;
+			break;
+		}
+	}
+	spin_unlock(&shutdown_lock);
+
+	if (likely(df))
+		return df->disconnected_f_op->release(inode, file);
+
+	panic("%s(%p, %p) failed!", __FUNCTION__, inode, file);
+}
+
 static unsigned int snd_disconnect_poll(struct file * file, poll_table * wait)
 {
 	return POLLERR | POLLNVAL;
@@ -219,6 +238,22 @@ static int snd_disconnect_fasync(int fd, struct file *file, int on)
 	return -ENODEV;
 }
 
+static struct file_operations snd_shutdown_f_ops =
+{
+	.owner = 	THIS_MODULE,
+	.llseek =	snd_disconnect_llseek,
+	.read = 	snd_disconnect_read,
+	.write =	snd_disconnect_write,
+	.release =	snd_disconnect_release,
+	.poll =		snd_disconnect_poll,
+	.unlocked_ioctl = snd_disconnect_ioctl,
+#ifdef CONFIG_COMPAT
+	.compat_ioctl = snd_disconnect_ioctl,
+#endif
+	.mmap =		snd_disconnect_mmap,
+	.fasync =	snd_disconnect_fasync
+};
+
 /**
  *  snd_card_disconnect - disconnect all APIs from the file-operations (user space)
  *  @card: soundcard structure
@@ -234,9 +269,6 @@ int snd_card_disconnect(struct snd_card *card)
 {
 	struct snd_monitor_file *mfile;
 	struct file *file;
-	struct snd_shutdown_f_ops *s_f_ops;
-	struct file_operations *f_ops;
-	const struct file_operations *old_f_ops;
 	int err;
 
 	spin_lock(&card->files_lock);
@@ -261,34 +293,14 @@ int snd_card_disconnect(struct snd_card *card)
 
 		/* it's critical part, use endless loop */
 		/* we have no room to fail */
-		s_f_ops = kmalloc(sizeof(struct snd_shutdown_f_ops), GFP_ATOMIC);
-		if (s_f_ops == NULL)
-			panic("Atomic allocation failed for snd_shutdown_f_ops!");
-
-		f_ops = &s_f_ops->f_ops;
-
-		memset(f_ops, 0, sizeof(*f_ops));
-		f_ops->owner = file->f_op->owner;
-		f_ops->release = file->f_op->release;
-		f_ops->llseek = snd_disconnect_llseek;
-		f_ops->read = snd_disconnect_read;
-		f_ops->write = snd_disconnect_write;
-		f_ops->poll = snd_disconnect_poll;
-		f_ops->unlocked_ioctl = snd_disconnect_ioctl;
-#ifdef CONFIG_COMPAT
-		f_ops->compat_ioctl = snd_disconnect_ioctl;
-#endif
-		f_ops->mmap = snd_disconnect_mmap;
-		f_ops->fasync = snd_disconnect_fasync;
+		mfile->disconnected_f_op = mfile->file->f_op;
 
-		s_f_ops->next = card->s_f_ops;
-		card->s_f_ops = s_f_ops;
-		
-		f_ops = fops_get(f_ops);
+		spin_lock(&shutdown_lock);
+		list_add(&mfile->shutdown_list, &shutdown_files);
+		spin_unlock(&shutdown_lock);
 
-		old_f_ops = file->f_op;
-		file->f_op = f_ops;	/* must be atomic */
-		fops_put(old_f_ops);
+		fops_get(&snd_shutdown_f_ops);
+		mfile->file->f_op = &snd_shutdown_f_ops;
 		
 		mfile = mfile->next;
 	}
@@ -326,8 +338,6 @@ EXPORT_SYMBOL(snd_card_disconnect);
  */
 static int snd_card_do_free(struct snd_card *card)
 {
-	struct snd_shutdown_f_ops *s_f_ops;
-
 #if defined(CONFIG_SND_MIXER_OSS) || defined(CONFIG_SND_MIXER_OSS_MODULE)
 	if (snd_mixer_oss_notify_callback)
 		snd_mixer_oss_notify_callback(card, SND_MIXER_OSS_NOTIFY_FREE);
@@ -351,11 +361,6 @@ static int snd_card_do_free(struct snd_card *card)
 		snd_printk(KERN_WARNING "unable to free card info\n");
 		/* Not fatal error */
 	}
-	while (card->s_f_ops) {
-		s_f_ops = card->s_f_ops;
-		card->s_f_ops = s_f_ops->next;
-		kfree(s_f_ops);
-	}
 	kfree(card);
 	return 0;
 }
@@ -670,6 +675,7 @@ int snd_card_file_add(struct snd_card *card, struct file *file)
 	if (mfile == NULL)
 		return -ENOMEM;
 	mfile->file = file;
+	mfile->disconnected_f_op = NULL;
 	mfile->next = NULL;
 	spin_lock(&card->files_lock);
 	if (card->shutdown) {
@@ -716,6 +722,12 @@ int snd_card_file_remove(struct snd_card *card, struct file *file)
 		pfile = mfile;
 		mfile = mfile->next;
 	}
+	if (mfile && mfile->disconnected_f_op) {
+		fops_put(mfile->disconnected_f_op);
+		spin_lock(&shutdown_lock);
+		list_del(&mfile->shutdown_list);
+		spin_unlock(&shutdown_lock);
+	}
 	if (card->files == NULL)
 		last_close = 1;
 	spin_unlock(&card->files_lock);
diff --git a/sound/drivers/mpu401/mpu401_uart.c b/sound/drivers/mpu401/mpu401_uart.c
index 4bf07ca9b17d..3daa9fa56c0b 100644
--- a/sound/drivers/mpu401/mpu401_uart.c
+++ b/sound/drivers/mpu401/mpu401_uart.c
@@ -125,12 +125,10 @@ static void _snd_mpu401_uart_interrupt(struct snd_mpu401 *mpu)
  * snd_mpu401_uart_interrupt - generic MPU401-UART interrupt handler
  * @irq: the irq number
  * @dev_id: mpu401 instance
- * @regs: the reigster
  *
  * Processes the interrupt for MPU401-UART i/o.
  */
-irqreturn_t snd_mpu401_uart_interrupt(int irq, void *dev_id,
-				      struct pt_regs *regs)
+irqreturn_t snd_mpu401_uart_interrupt(int irq, void *dev_id)
 {
 	struct snd_mpu401 *mpu = dev_id;
 	
@@ -146,12 +144,10 @@ EXPORT_SYMBOL(snd_mpu401_uart_interrupt);
  * snd_mpu401_uart_interrupt_tx - generic MPU401-UART transmit irq handler
  * @irq: the irq number
  * @dev_id: mpu401 instance
- * @regs: the reigster
  *
  * Processes the interrupt for MPU401-UART output.
  */
-irqreturn_t snd_mpu401_uart_interrupt_tx(int irq, void *dev_id,
-					 struct pt_regs *regs)
+irqreturn_t snd_mpu401_uart_interrupt_tx(int irq, void *dev_id)
 {
 	struct snd_mpu401 *mpu = dev_id;
 	
diff --git a/sound/drivers/mtpav.c b/sound/drivers/mtpav.c
index e064d6c5685b..a9ff391258e7 100644
--- a/sound/drivers/mtpav.c
+++ b/sound/drivers/mtpav.c
@@ -570,7 +570,7 @@ static void snd_mtpav_read_bytes(struct mtpav *mcrd)
 	} while (sbyt & SIGS_BYTE);
 }
 
-static irqreturn_t snd_mtpav_irqh(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_mtpav_irqh(int irq, void *dev_id)
 {
 	struct mtpav *mcard = dev_id;
 
diff --git a/sound/drivers/mts64.c b/sound/drivers/mts64.c
index ab8d4effcf9e..5327c6f841f4 100644
--- a/sound/drivers/mts64.c
+++ b/sound/drivers/mts64.c
@@ -838,7 +838,7 @@ static int __devinit snd_mts64_rawmidi_create(struct snd_card *card)
 /*********************************************************************
  * parport stuff
  *********************************************************************/
-static void snd_mts64_interrupt(int irq, void *private, struct pt_regs *r)
+static void snd_mts64_interrupt(int irq, void *private)
 {
 	struct mts64 *mts = ((struct snd_card*)private)->private_data;
 	u16 ret;
diff --git a/sound/drivers/serial-u16550.c b/sound/drivers/serial-u16550.c
index 52afb4bd2079..74028b2219c2 100644
--- a/sound/drivers/serial-u16550.c
+++ b/sound/drivers/serial-u16550.c
@@ -292,7 +292,7 @@ static void snd_uart16550_io_loop(snd_uart16550_t * uart)
  * Note that some devices need OUT2 to be set before they will generate
  * interrupts at all. (Possibly tied to an internal pull-up on CTS?)
  */
-static irqreturn_t snd_uart16550_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_uart16550_interrupt(int irq, void *dev_id)
 {
 	snd_uart16550_t *uart;
 
diff --git a/sound/drivers/vx/vx_core.c b/sound/drivers/vx/vx_core.c
index a60168268ddd..ed19bc17400b 100644
--- a/sound/drivers/vx/vx_core.c
+++ b/sound/drivers/vx/vx_core.c
@@ -537,7 +537,7 @@ static void vx_interrupt(unsigned long private_data)
 /**
  * snd_vx_irq_handler - interrupt handler
  */
-irqreturn_t snd_vx_irq_handler(int irq, void *dev, struct pt_regs *regs)
+irqreturn_t snd_vx_irq_handler(int irq, void *dev)
 {
 	struct vx_core *chip = dev;
 
diff --git a/sound/isa/ad1816a/ad1816a_lib.c b/sound/isa/ad1816a/ad1816a_lib.c
index fd9b61eda0f3..b524e0d9ee44 100644
--- a/sound/isa/ad1816a/ad1816a_lib.c
+++ b/sound/isa/ad1816a/ad1816a_lib.c
@@ -315,7 +315,7 @@ static snd_pcm_uframes_t snd_ad1816a_capture_pointer(struct snd_pcm_substream *s
 }
 
 
-static irqreturn_t snd_ad1816a_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_ad1816a_interrupt(int irq, void *dev_id)
 {
 	struct snd_ad1816a *chip = dev_id;
 	unsigned char status;
diff --git a/sound/isa/ad1848/ad1848_lib.c b/sound/isa/ad1848/ad1848_lib.c
index a6fbd5d1d62f..666b3bcc19f0 100644
--- a/sound/isa/ad1848/ad1848_lib.c
+++ b/sound/isa/ad1848/ad1848_lib.c
@@ -583,7 +583,7 @@ static int snd_ad1848_capture_prepare(struct snd_pcm_substream *substream)
 	return 0;
 }
 
-static irqreturn_t snd_ad1848_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_ad1848_interrupt(int irq, void *dev_id)
 {
 	struct snd_ad1848 *chip = dev_id;
 
diff --git a/sound/isa/cs423x/cs4231_lib.c b/sound/isa/cs423x/cs4231_lib.c
index fbb20176cca4..75c7c5f01989 100644
--- a/sound/isa/cs423x/cs4231_lib.c
+++ b/sound/isa/cs423x/cs4231_lib.c
@@ -920,7 +920,7 @@ static void snd_cs4231_overrange(struct snd_cs4231 *chip)
 		chip->capture_substream->runtime->overrange++;
 }
 
-irqreturn_t snd_cs4231_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t snd_cs4231_interrupt(int irq, void *dev_id)
 {
 	struct snd_cs4231 *chip = dev_id;
 	unsigned char status;
diff --git a/sound/isa/es1688/es1688_lib.c b/sound/isa/es1688/es1688_lib.c
index 7e985d3bc510..a2ab99f2ac35 100644
--- a/sound/isa/es1688/es1688_lib.c
+++ b/sound/isa/es1688/es1688_lib.c
@@ -479,7 +479,7 @@ static int snd_es1688_capture_trigger(struct snd_pcm_substream *substream,
 	return snd_es1688_trigger(chip, cmd, 0x0f);
 }
 
-static irqreturn_t snd_es1688_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_es1688_interrupt(int irq, void *dev_id)
 {
 	struct snd_es1688 *chip = dev_id;
 
diff --git a/sound/isa/es18xx.c b/sound/isa/es18xx.c
index 85818200333f..725c115ff97d 100644
--- a/sound/isa/es18xx.c
+++ b/sound/isa/es18xx.c
@@ -754,7 +754,7 @@ static int snd_es18xx_playback_trigger(struct snd_pcm_substream *substream,
 		return snd_es18xx_playback2_trigger(chip, substream, cmd);
 }
 
-static irqreturn_t snd_es18xx_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_es18xx_interrupt(int irq, void *dev_id)
 {
 	struct snd_es18xx *chip = dev_id;
 	unsigned char status;
@@ -799,7 +799,7 @@ static irqreturn_t snd_es18xx_interrupt(int irq, void *dev_id, struct pt_regs *r
 
 	/* MPU */
 	if ((status & MPU_IRQ) && chip->rmidi)
-		snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data, regs);
+		snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data);
 
 	/* Hardware volume */
 	if (status & HWV_IRQ) {
@@ -2154,6 +2154,7 @@ static int __devinit snd_audiodrive_pnpc(int dev, struct snd_audiodrive *acard,
 	}
 	/* Control port initialization */
 	if (pnp_activate_dev(acard->devc) < 0) {
+		kfree(cfg);
 		snd_printk(KERN_ERR PFX "PnP control configure failure (out of resources?)\n");
 		return -EAGAIN;
 	}
diff --git a/sound/isa/gus/gus_irq.c b/sound/isa/gus/gus_irq.c
index 42db37552efb..537d3cfe41f3 100644
--- a/sound/isa/gus/gus_irq.c
+++ b/sound/isa/gus/gus_irq.c
@@ -30,7 +30,7 @@
 #define STAT_ADD(x)	while (0) { ; }
 #endif
 
-irqreturn_t snd_gus_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t snd_gus_interrupt(int irq, void *dev_id)
 {
 	struct snd_gus_card * gus = dev_id;
 	unsigned char status;
diff --git a/sound/isa/gus/gusmax.c b/sound/isa/gus/gusmax.c
index ac11cae8589a..c1c69e3cbfd0 100644
--- a/sound/isa/gus/gusmax.c
+++ b/sound/isa/gus/gusmax.c
@@ -105,9 +105,9 @@ static int __init snd_gusmax_detect(struct snd_gus_card * gus)
 	return 0;
 }
 
-static irqreturn_t snd_gusmax_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_gusmax_interrupt(int irq, void *dev_id)
 {
-	struct snd_gusmax *maxcard = (struct snd_gusmax *) dev_id;
+	struct snd_gusmax *maxcard = dev_id;
 	int loop, max = 5;
 	int handled = 0;
 
@@ -115,12 +115,12 @@ static irqreturn_t snd_gusmax_interrupt(int irq, void *dev_id, struct pt_regs *r
 		loop = 0;
 		if (inb(maxcard->gus_status_reg)) {
 			handled = 1;
-			snd_gus_interrupt(irq, maxcard->gus, regs);
+			snd_gus_interrupt(irq, maxcard->gus);
 			loop++;
 		}
 		if (inb(maxcard->pcm_status_reg) & 0x01) { /* IRQ bit is set? */
 			handled = 1;
-			snd_cs4231_interrupt(irq, maxcard->cs4231, regs);
+			snd_cs4231_interrupt(irq, maxcard->cs4231);
 			loop++;
 		}
 	} while (loop && --max > 0);
diff --git a/sound/isa/gus/interwave.c b/sound/isa/gus/interwave.c
index ea69f25506fb..f12cd09d1fcc 100644
--- a/sound/isa/gus/interwave.c
+++ b/sound/isa/gus/interwave.c
@@ -299,9 +299,9 @@ static int __devinit snd_interwave_detect(struct snd_interwave *iwcard,
 	return -ENODEV;
 }
 
-static irqreturn_t snd_interwave_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_interwave_interrupt(int irq, void *dev_id)
 {
-	struct snd_interwave *iwcard = (struct snd_interwave *) dev_id;
+	struct snd_interwave *iwcard = dev_id;
 	int loop, max = 5;
 	int handled = 0;
 
@@ -309,12 +309,12 @@ static irqreturn_t snd_interwave_interrupt(int irq, void *dev_id, struct pt_regs
 		loop = 0;
 		if (inb(iwcard->gus_status_reg)) {
 			handled = 1;
-			snd_gus_interrupt(irq, iwcard->gus, regs);
+			snd_gus_interrupt(irq, iwcard->gus);
 			loop++;
 		}
 		if (inb(iwcard->pcm_status_reg) & 0x01) {	/* IRQ bit is set? */
 			handled = 1;
-			snd_cs4231_interrupt(irq, iwcard->cs4231, regs);
+			snd_cs4231_interrupt(irq, iwcard->cs4231);
 			loop++;
 		}
 	} while (loop && --max > 0);
diff --git a/sound/isa/opl3sa2.c b/sound/isa/opl3sa2.c
index da92bf6c392b..419b4ebbf00e 100644
--- a/sound/isa/opl3sa2.c
+++ b/sound/isa/opl3sa2.c
@@ -294,7 +294,7 @@ static int __devinit snd_opl3sa2_detect(struct snd_opl3sa2 *chip)
 	return 0;
 }
 
-static irqreturn_t snd_opl3sa2_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_opl3sa2_interrupt(int irq, void *dev_id)
 {
 	unsigned short status;
 	struct snd_opl3sa2 *chip = dev_id;
@@ -312,12 +312,12 @@ static irqreturn_t snd_opl3sa2_interrupt(int irq, void *dev_id, struct pt_regs *
 
 	if ((status & 0x10) && chip->rmidi != NULL) {
 		handled = 1;
-		snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data, regs);
+		snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data);
 	}
 
 	if (status & 0x07) {	/* TI,CI,PI */
 		handled = 1;
-		snd_cs4231_interrupt(irq, chip->cs4231, regs);
+		snd_cs4231_interrupt(irq, chip->cs4231);
 	}
 
 	if (status & 0x40) { /* hardware volume change */
diff --git a/sound/isa/opti9xx/opti92x-ad1848.c b/sound/isa/opti9xx/opti92x-ad1848.c
index 9d528ae00bff..a1ad39a8cdce 100644
--- a/sound/isa/opti9xx/opti92x-ad1848.c
+++ b/sound/isa/opti9xx/opti92x-ad1848.c
@@ -1090,7 +1090,7 @@ static void snd_opti93x_overrange(struct snd_opti93x *chip)
 	spin_unlock_irqrestore(&chip->lock, flags);
 }
 
-static irqreturn_t snd_opti93x_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_opti93x_interrupt(int irq, void *dev_id)
 {
 	struct snd_opti93x *codec = dev_id;
 	unsigned char status;
diff --git a/sound/isa/sb/es968.c b/sound/isa/sb/es968.c
index d4d65b84265a..d4b218726ce7 100644
--- a/sound/isa/sb/es968.c
+++ b/sound/isa/sb/es968.c
@@ -70,8 +70,7 @@ MODULE_DEVICE_TABLE(pnp_card, snd_es968_pnpids);
 
 #define	DRIVER_NAME	"snd-card-es968"
 
-static irqreturn_t snd_card_es968_interrupt(int irq, void *dev_id,
-					    struct pt_regs *regs)
+static irqreturn_t snd_card_es968_interrupt(int irq, void *dev_id)
 {
 	struct snd_sb *chip = dev_id;
 
diff --git a/sound/isa/sb/sb16_main.c b/sound/isa/sb/sb16_main.c
index f183f1845a36..383911b9e74d 100644
--- a/sound/isa/sb/sb16_main.c
+++ b/sound/isa/sb/sb16_main.c
@@ -395,7 +395,7 @@ static int snd_sb16_capture_trigger(struct snd_pcm_substream *substream,
 	return result;
 }
 
-irqreturn_t snd_sb16dsp_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t snd_sb16dsp_interrupt(int irq, void *dev_id)
 {
 	struct snd_sb *chip = dev_id;
 	unsigned char status;
@@ -405,7 +405,7 @@ irqreturn_t snd_sb16dsp_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 	status = snd_sbmixer_read(chip, SB_DSP4_IRQSTATUS);
 	spin_unlock(&chip->mixer_lock);
 	if ((status & SB_IRQTYPE_MPUIN) && chip->rmidi_callback)
-		chip->rmidi_callback(irq, chip->rmidi->private_data, regs);
+		chip->rmidi_callback(irq, chip->rmidi->private_data);
 	if (status & SB_IRQTYPE_8BIT) {
 		ok = 0;
 		if (chip->mode & SB_MODE_PLAYBACK_8) {
diff --git a/sound/isa/sb/sb8.c b/sound/isa/sb/sb8.c
index 141400c01426..268ebd34703e 100644
--- a/sound/isa/sb/sb8.c
+++ b/sound/isa/sb/sb8.c
@@ -63,7 +63,7 @@ struct snd_sb8 {
 	struct snd_sb *chip;
 };
 
-static irqreturn_t snd_sb8_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_sb8_interrupt(int irq, void *dev_id)
 {
 	struct snd_sb *chip = dev_id;
 
diff --git a/sound/isa/sb/sb_common.c b/sound/isa/sb/sb_common.c
index f17de2bdd9e0..c62a9e3d2ae4 100644
--- a/sound/isa/sb/sb_common.c
+++ b/sound/isa/sb/sb_common.c
@@ -205,7 +205,7 @@ static int snd_sbdsp_dev_free(struct snd_device *device)
 int snd_sbdsp_create(struct snd_card *card,
 		     unsigned long port,
 		     int irq,
-		     irqreturn_t (*irq_handler)(int, void *, struct pt_regs *),
+		     irq_handler_t irq_handler,
 		     int dma8,
 		     int dma16,
 		     unsigned short hardware,
diff --git a/sound/isa/sgalaxy.c b/sound/isa/sgalaxy.c
index 8742fa517491..4fcd0f4e868c 100644
--- a/sound/isa/sgalaxy.c
+++ b/sound/isa/sgalaxy.c
@@ -109,7 +109,7 @@ static int __init snd_sgalaxy_sbdsp_command(unsigned long port, unsigned char va
 	return 0;
 }
 
-static irqreturn_t snd_sgalaxy_dummy_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_sgalaxy_dummy_interrupt(int irq, void *dev_id)
 {
 	return IRQ_NONE;
 }
diff --git a/sound/isa/wavefront/wavefront.c b/sound/isa/wavefront/wavefront.c
index a8f8d2fa9d76..85db535aea9b 100644
--- a/sound/isa/wavefront/wavefront.c
+++ b/sound/isa/wavefront/wavefront.c
@@ -263,9 +263,7 @@ snd_wavefront_pnp (int dev, snd_wavefront_card_t *acard, struct pnp_card_link *c
 
 #endif /* CONFIG_PNP */
 
-static irqreturn_t snd_wavefront_ics2115_interrupt(int irq, 
-					    void *dev_id, 
-					    struct pt_regs *regs)
+static irqreturn_t snd_wavefront_ics2115_interrupt(int irq, void *dev_id)
 {
 	snd_wavefront_card_t *acard;
 
diff --git a/sound/mips/au1x00.c b/sound/mips/au1x00.c
index ff6e6fc198a1..8a61a1191861 100644
--- a/sound/mips/au1x00.c
+++ b/sound/mips/au1x00.c
@@ -220,7 +220,7 @@ au1000_dma_start(struct audio_stream *stream)
 }
 
 static irqreturn_t
-au1000_dma_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+au1000_dma_interrupt(int irq, void *dev_id)
 {
 	struct audio_stream *stream = (struct audio_stream *) dev_id;
 	struct snd_pcm_substream *substream = stream->substream;
diff --git a/sound/oss/ad1816.c b/sound/oss/ad1816.c
index 29057836c644..caabf31193f7 100644
--- a/sound/oss/ad1816.c
+++ b/sound/oss/ad1816.c
@@ -521,7 +521,7 @@ static struct audio_driver ad1816_audio_driver =
 /* Interrupt handler */
 
 
-static irqreturn_t ad1816_interrupt (int irq, void *dev_id, struct pt_regs *dummy)
+static irqreturn_t ad1816_interrupt (int irq, void *dev_id)
 {
 	unsigned char	status;
 	ad1816_info	*devc = (ad1816_info *)dev_id;
diff --git a/sound/oss/ad1848.c b/sound/oss/ad1848.c
index 257b7536fb18..0ffa9970bf0f 100644
--- a/sound/oss/ad1848.c
+++ b/sound/oss/ad1848.c
@@ -195,7 +195,7 @@ static void     ad1848_halt(int dev);
 static void     ad1848_halt_input(int dev);
 static void     ad1848_halt_output(int dev);
 static void     ad1848_trigger(int dev, int bits);
-static irqreturn_t adintr(int irq, void *dev_id, struct pt_regs *dummy);
+static irqreturn_t adintr(int irq, void *dev_id);
 
 #ifndef EXCLUDE_TIMERS
 static int ad1848_tmr_install(int dev);
@@ -2196,7 +2196,7 @@ void ad1848_unload(int io_base, int irq, int dma_playback, int dma_capture, int
 		printk(KERN_ERR "ad1848: Can't find device to be unloaded. Base=%x\n", io_base);
 }
 
-static irqreturn_t adintr(int irq, void *dev_id, struct pt_regs *dummy)
+static irqreturn_t adintr(int irq, void *dev_id)
 {
 	unsigned char status;
 	ad1848_info *devc;
diff --git a/sound/oss/ad1889.c b/sound/oss/ad1889.c
index f56f870b4840..09263d72a519 100644
--- a/sound/oss/ad1889.c
+++ b/sound/oss/ad1889.c
@@ -929,7 +929,7 @@ static struct pci_device_id ad1889_id_tbl[] = {
 };
 MODULE_DEVICE_TABLE(pci, ad1889_id_tbl);
 
-static irqreturn_t ad1889_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t ad1889_interrupt(int irq, void *dev_id)
 {
 	u32 stat;
 	ad1889_dev_t *dev = (ad1889_dev_t *)dev_id;
diff --git a/sound/oss/btaudio.c b/sound/oss/btaudio.c
index 324a81fd3a3b..6ad384114239 100644
--- a/sound/oss/btaudio.c
+++ b/sound/oss/btaudio.c
@@ -824,7 +824,7 @@ static char *irq_name[] = { "", "", "", "OFLOW", "", "", "", "", "", "", "",
 			    "RISCI", "FBUS", "FTRGT", "FDSR", "PPERR",
 			    "RIPERR", "PABORT", "OCERR", "SCERR" };
 
-static irqreturn_t btaudio_irq(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t btaudio_irq(int irq, void *dev_id)
 {
 	int count = 0;
 	u32 stat,astat;
diff --git a/sound/oss/cs46xx.c b/sound/oss/cs46xx.c
index 43193581f836..6e3c41f530e6 100644
--- a/sound/oss/cs46xx.c
+++ b/sound/oss/cs46xx.c
@@ -1613,7 +1613,7 @@ static void cs_handle_midi(struct cs_card *card)
                 wake_up(&card->midi.owait);
 }
 
-static irqreturn_t cs_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t cs_interrupt(int irq, void *dev_id)
 {
 	struct cs_card *card = (struct cs_card *)dev_id;
 	/* Single channel card */
diff --git a/sound/oss/dmasound/dmasound_atari.c b/sound/oss/dmasound/dmasound_atari.c
index dc31373069a5..285239d64b82 100644
--- a/sound/oss/dmasound/dmasound_atari.c
+++ b/sound/oss/dmasound/dmasound_atari.c
@@ -133,7 +133,7 @@ static int FalconSetFormat(int format);
 static int FalconSetVolume(int volume);
 static void AtaPlayNextFrame(int index);
 static void AtaPlay(void);
-static irqreturn_t AtaInterrupt(int irq, void *dummy, struct pt_regs *fp);
+static irqreturn_t AtaInterrupt(int irq, void *dummy);
 
 /*** Mid level stuff *********************************************************/
 
@@ -1257,7 +1257,7 @@ static void AtaPlay(void)
 }
 
 
-static irqreturn_t AtaInterrupt(int irq, void *dummy, struct pt_regs *fp)
+static irqreturn_t AtaInterrupt(int irq, void *dummy)
 {
 #if 0
 	/* ++TeSche: if you should want to test this... */
diff --git a/sound/oss/dmasound/dmasound_awacs.c b/sound/oss/dmasound/dmasound_awacs.c
index 9ae659f82430..37773b1deea5 100644
--- a/sound/oss/dmasound/dmasound_awacs.c
+++ b/sound/oss/dmasound/dmasound_awacs.c
@@ -281,9 +281,9 @@ static int PMacSetFormat(int format);
 static int PMacSetVolume(int volume);
 static void PMacPlay(void);
 static void PMacRecord(void);
-static irqreturn_t pmac_awacs_tx_intr(int irq, void *devid, struct pt_regs *regs);
-static irqreturn_t pmac_awacs_rx_intr(int irq, void *devid, struct pt_regs *regs);
-static irqreturn_t pmac_awacs_intr(int irq, void *devid, struct pt_regs *regs);
+static irqreturn_t pmac_awacs_tx_intr(int irq, void *devid);
+static irqreturn_t pmac_awacs_rx_intr(int irq, void *devid);
+static irqreturn_t pmac_awacs_intr(int irq, void *devid);
 static void awacs_write(int val);
 static int awacs_get_volume(int reg, int lshift);
 static int awacs_volume_setter(int volume, int n, int mute, int lshift);
@@ -398,7 +398,7 @@ read_audio_gpio(int gpio_addr)
  * Headphone interrupt via GPIO (Tumbler, Snapper, DACA)
  */
 static irqreturn_t
-headphone_intr(int irq, void *devid, struct pt_regs *regs)
+headphone_intr(int irq, void *devid)
 {
 	unsigned long flags;
 
@@ -465,7 +465,7 @@ tas_dmasound_init(void)
 			val = pmac_call_feature(PMAC_FTR_READ_GPIO, NULL, gpio_headphone_detect, 0);
 			pmac_call_feature(PMAC_FTR_WRITE_GPIO, NULL, gpio_headphone_detect, val | 0x80);
 			/* Trigger it */
-  			headphone_intr(0,NULL,NULL);
+  			headphone_intr(0, NULL);
   		}
   	}
   	if (!gpio_headphone_irq) {
@@ -1037,7 +1037,7 @@ static void PMacRecord(void)
 */
 
 static irqreturn_t
-pmac_awacs_tx_intr(int irq, void *devid, struct pt_regs *regs)
+pmac_awacs_tx_intr(int irq, void *devid)
 {
 	int i = write_sq.front;
 	int stat;
@@ -1129,7 +1129,7 @@ printk("dmasound_pmac: tx-irq: xfer died - patching it up...\n") ;
 
 
 static irqreturn_t
-pmac_awacs_rx_intr(int irq, void *devid, struct pt_regs *regs)
+pmac_awacs_rx_intr(int irq, void *devid)
 {
 	int stat ;
 	/* For some reason on my PowerBook G3, I get one interrupt
@@ -1212,7 +1212,7 @@ printk("dmasound_pmac: rx-irq: DIED - attempting resurection\n");
 
 
 static irqreturn_t
-pmac_awacs_intr(int irq, void *devid, struct pt_regs *regs)
+pmac_awacs_intr(int irq, void *devid)
 {
 	int ctrl;
 	int status;
@@ -1499,7 +1499,7 @@ static int awacs_sleep_notify(struct pmu_sleep_notifier *self, int when)
 				write_audio_gpio(gpio_audio_reset, !gpio_audio_reset_pol);
 				msleep(150);
 				tas_leave_sleep(); /* Stub for now */
-				headphone_intr(0,NULL,NULL);
+				headphone_intr(0, NULL);
 				break;
 			case AWACS_DACA:
 				msleep(10); /* Check this !!! */
diff --git a/sound/oss/dmasound/dmasound_paula.c b/sound/oss/dmasound/dmasound_paula.c
index 68e1d8f6c359..90fc058e1159 100644
--- a/sound/oss/dmasound/dmasound_paula.c
+++ b/sound/oss/dmasound/dmasound_paula.c
@@ -82,7 +82,7 @@ static int AmiSetVolume(int volume);
 static int AmiSetTreble(int treble);
 static void AmiPlayNextFrame(int index);
 static void AmiPlay(void);
-static irqreturn_t AmiInterrupt(int irq, void *dummy, struct pt_regs *fp);
+static irqreturn_t AmiInterrupt(int irq, void *dummy);
 
 #ifdef CONFIG_HEARTBEAT
 
@@ -556,7 +556,7 @@ static void AmiPlay(void)
 }
 
 
-static irqreturn_t AmiInterrupt(int irq, void *dummy, struct pt_regs *fp)
+static irqreturn_t AmiInterrupt(int irq, void *dummy)
 {
 	int minframes = 1;
 
diff --git a/sound/oss/dmasound/dmasound_q40.c b/sound/oss/dmasound/dmasound_q40.c
index e2081f32b0c4..b3379dd7ca5e 100644
--- a/sound/oss/dmasound/dmasound_q40.c
+++ b/sound/oss/dmasound/dmasound_q40.c
@@ -48,8 +48,8 @@ static int Q40SetFormat(int format);
 static int Q40SetVolume(int volume);
 static void Q40PlayNextFrame(int index);
 static void Q40Play(void);
-static irqreturn_t Q40StereoInterrupt(int irq, void *dummy, struct pt_regs *fp);
-static irqreturn_t Q40MonoInterrupt(int irq, void *dummy, struct pt_regs *fp);
+static irqreturn_t Q40StereoInterrupt(int irq, void *dummy);
+static irqreturn_t Q40MonoInterrupt(int irq, void *dummy);
 static void Q40Interrupt(void);
 
 
@@ -451,7 +451,7 @@ static void Q40Play(void)
 	spin_unlock_irqrestore(&dmasound.lock, flags);
 }
 
-static irqreturn_t Q40StereoInterrupt(int irq, void *dummy, struct pt_regs *fp)
+static irqreturn_t Q40StereoInterrupt(int irq, void *dummy)
 {
 	spin_lock(&dmasound.lock);
         if (q40_sc>1){
@@ -463,7 +463,7 @@ static irqreturn_t Q40StereoInterrupt(int irq, void *dummy, struct pt_regs *fp)
 	spin_unlock(&dmasound.lock);
 	return IRQ_HANDLED;
 }
-static irqreturn_t Q40MonoInterrupt(int irq, void *dummy, struct pt_regs *fp)
+static irqreturn_t Q40MonoInterrupt(int irq, void *dummy)
 {
 	spin_lock(&dmasound.lock);
         if (q40_sc>0){
diff --git a/sound/oss/emu10k1/irqmgr.c b/sound/oss/emu10k1/irqmgr.c
index d19b464ba01b..fb2ce638f01c 100644
--- a/sound/oss/emu10k1/irqmgr.c
+++ b/sound/oss/emu10k1/irqmgr.c
@@ -37,7 +37,7 @@
 
 /* Interrupt handler */
 
-irqreturn_t emu10k1_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t emu10k1_interrupt(int irq, void *dev_id)
 {
 	struct emu10k1_card *card = (struct emu10k1_card *) dev_id;
 	u32 irqstatus, irqstatus_tmp;
diff --git a/sound/oss/emu10k1/main.c b/sound/oss/emu10k1/main.c
index c4ce94d6e10c..6c59df7b0001 100644
--- a/sound/oss/emu10k1/main.c
+++ b/sound/oss/emu10k1/main.c
@@ -167,7 +167,7 @@ extern struct file_operations emu10k1_midi_fops;
 static struct midi_operations emu10k1_midi_operations;
 #endif
 
-extern irqreturn_t emu10k1_interrupt(int, void *, struct pt_regs *s);
+extern irqreturn_t emu10k1_interrupt(int, void *);
 
 static int __devinit emu10k1_audio_init(struct emu10k1_card *card)
 {
diff --git a/sound/oss/es1371.c b/sound/oss/es1371.c
index a2ffe723dad5..ddf6b0a0bca5 100644
--- a/sound/oss/es1371.c
+++ b/sound/oss/es1371.c
@@ -1100,9 +1100,9 @@ static void es1371_handle_midi(struct es1371_state *s)
 	outb((s->midi.ocnt > 0) ? UCTRL_RXINTEN | UCTRL_ENA_TXINT : UCTRL_RXINTEN, s->io+ES1371_REG_UART_CONTROL);
 }
 
-static irqreturn_t es1371_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t es1371_interrupt(int irq, void *dev_id)
 {
-        struct es1371_state *s = (struct es1371_state *)dev_id;
+        struct es1371_state *s = dev_id;
 	unsigned int intsrc, sctl;
 	
 	/* fastpath out, to ease interrupt sharing */
diff --git a/sound/oss/hal2.c b/sound/oss/hal2.c
index 80ab402dae9a..784bdd707055 100644
--- a/sound/oss/hal2.c
+++ b/sound/oss/hal2.c
@@ -370,9 +370,9 @@ static void hal2_adc_interrupt(struct hal2_codec *adc)
 	wake_up(&adc->dma_wait);
 }
 
-static irqreturn_t hal2_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t hal2_interrupt(int irq, void *dev_id)
 {
-	struct hal2_card *hal2 = (struct hal2_card*)dev_id;
+	struct hal2_card *hal2 = dev_id;
 	irqreturn_t ret = IRQ_NONE;
 
 	/* decide what caused this interrupt */
diff --git a/sound/oss/i810_audio.c b/sound/oss/i810_audio.c
index ddcddc2347f7..240cc7939b69 100644
--- a/sound/oss/i810_audio.c
+++ b/sound/oss/i810_audio.c
@@ -1523,9 +1523,9 @@ static void i810_channel_interrupt(struct i810_card *card)
 #endif
 }
 
-static irqreturn_t i810_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t i810_interrupt(int irq, void *dev_id)
 {
-	struct i810_card *card = (struct i810_card *)dev_id;
+	struct i810_card *card = dev_id;
 	u32 status;
 
 	spin_lock(&card->lock);
diff --git a/sound/oss/mpu401.c b/sound/oss/mpu401.c
index 162d07cc489f..e96220541971 100644
--- a/sound/oss/mpu401.c
+++ b/sound/oss/mpu401.c
@@ -432,10 +432,10 @@ static void mpu401_input_loop(struct mpu_config *devc)
 	devc->m_busy = 0;
 }
 
-static irqreturn_t mpuintr(int irq, void *dev_id, struct pt_regs *dummy)
+static irqreturn_t mpuintr(int irq, void *dev_id)
 {
 	struct mpu_config *devc;
-	int dev = (int) dev_id;
+	int dev = (int)(unsigned long) dev_id;
 	int handled = 0;
 
 	devc = &dev_conf[dev];
diff --git a/sound/oss/mpu401.h b/sound/oss/mpu401.h
index 84c0e9522ef7..0ad1e9ee74f7 100644
--- a/sound/oss/mpu401.h
+++ b/sound/oss/mpu401.h
@@ -3,10 +3,9 @@
 int probe_uart401 (struct address_info *hw_config, struct module *owner);
 void unload_uart401 (struct address_info *hw_config);
 
-irqreturn_t uart401intr (int irq, void *dev_id, struct pt_regs * dummy);
+irqreturn_t uart401intr (int irq, void *dev_id);
 
 /*	From mpu401.c */
 int probe_mpu401(struct address_info *hw_config, struct resource *ports);
 int attach_mpu401(struct address_info * hw_config, struct module *owner);
 void unload_mpu401(struct address_info *hw_info);
-
diff --git a/sound/oss/msnd_pinnacle.c b/sound/oss/msnd_pinnacle.c
index 6d7763dae895..d5146790f5e3 100644
--- a/sound/oss/msnd_pinnacle.c
+++ b/sound/oss/msnd_pinnacle.c
@@ -1087,7 +1087,7 @@ static __inline__ void eval_dsp_msg(register WORD wMessage)
 	}
 }
 
-static irqreturn_t intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t intr(int irq, void *dev_id)
 {
 	/* Send ack to DSP */
 	msnd_inb(dev.io + HP_RXL);
diff --git a/sound/oss/nec_vrc5477.c b/sound/oss/nec_vrc5477.c
index 6f7f2f0423e4..da9728e17727 100644
--- a/sound/oss/nec_vrc5477.c
+++ b/sound/oss/nec_vrc5477.c
@@ -848,7 +848,7 @@ static inline void vrc5477_ac97_dac_interrupt(struct vrc5477_ac97_state *s)
 		wake_up_interruptible(&dac->wait);
 }
 
-static irqreturn_t vrc5477_ac97_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t vrc5477_ac97_interrupt(int irq, void *dev_id)
 {
 	struct vrc5477_ac97_state *s = (struct vrc5477_ac97_state *)dev_id;
 	u32 irqStatus;
diff --git a/sound/oss/nm256.h b/sound/oss/nm256.h
index 21e07b5081f2..1dade9033995 100644
--- a/sound/oss/nm256.h
+++ b/sound/oss/nm256.h
@@ -115,7 +115,7 @@ struct nm256_info
     int has_irq;
 
     /* The card interrupt service routine. */
-    irqreturn_t (*introutine) (int, void *, struct pt_regs *);
+    irq_handler_t introutine;
 
     /* Current audio config, cached. */
     struct sinfo {
diff --git a/sound/oss/nm256_audio.c b/sound/oss/nm256_audio.c
index 7760dddf2b32..44cd15505001 100644
--- a/sound/oss/nm256_audio.c
+++ b/sound/oss/nm256_audio.c
@@ -45,8 +45,8 @@ static struct audio_driver nm256_audio_driver;
 
 static int nm256_grabInterrupt (struct nm256_info *card);
 static int nm256_releaseInterrupt (struct nm256_info *card);
-static irqreturn_t nm256_interrupt (int irq, void *dev_id, struct pt_regs *dummy);
-static irqreturn_t nm256_interrupt_zx (int irq, void *dev_id, struct pt_regs *dummy);
+static irqreturn_t nm256_interrupt (int irq, void *dev_id);
+static irqreturn_t nm256_interrupt_zx (int irq, void *dev_id);
 
 /* These belong in linux/pci.h. */
 #define PCI_DEVICE_ID_NEOMAGIC_NM256AV_AUDIO 0x8005
@@ -526,7 +526,7 @@ nm256_initHw (struct nm256_info *card)
  */
 
 static irqreturn_t
-nm256_interrupt (int irq, void *dev_id, struct pt_regs *dummy)
+nm256_interrupt (int irq, void *dev_id)
 {
     struct nm256_info *card = (struct nm256_info *)dev_id;
     u16 status;
@@ -629,7 +629,7 @@ nm256_interrupt (int irq, void *dev_id, struct pt_regs *dummy)
  */
 
 static irqreturn_t
-nm256_interrupt_zx (int irq, void *dev_id, struct pt_regs *dummy)
+nm256_interrupt_zx (int irq, void *dev_id)
 {
     struct nm256_info *card = (struct nm256_info *)dev_id;
     u32 status;
diff --git a/sound/oss/pas2_card.c b/sound/oss/pas2_card.c
index 4ebb9638746e..25f3a22c52ee 100644
--- a/sound/oss/pas2_card.c
+++ b/sound/oss/pas2_card.c
@@ -88,7 +88,7 @@ void pas_write(unsigned char data, int ioaddr)
 
 /******************* Begin of the Interrupt Handler ********************/
 
-static irqreturn_t pasintr(int irq, void *dev_id, struct pt_regs *dummy)
+static irqreturn_t pasintr(int irq, void *dev_id)
 {
 	int             status;
 
diff --git a/sound/oss/sb_common.c b/sound/oss/sb_common.c
index bbe5b7596d0e..440537c72604 100644
--- a/sound/oss/sb_common.c
+++ b/sound/oss/sb_common.c
@@ -132,7 +132,7 @@ static void sb_intr (sb_devc *devc)
 
 		if (src & 4)						/* MPU401 interrupt */
 			if(devc->midi_irq_cookie)
-				uart401intr(devc->irq, devc->midi_irq_cookie, NULL);
+				uart401intr(devc->irq, devc->midi_irq_cookie);
 
 		if (!(src & 3))
 			return;	/* Not a DSP interrupt */
@@ -200,7 +200,7 @@ static void pci_intr(sb_devc *devc)
 		sb_intr(devc);
 }
 
-static irqreturn_t sbintr(int irq, void *dev_id, struct pt_regs *dummy)
+static irqreturn_t sbintr(int irq, void *dev_id)
 {
 	sb_devc *devc = dev_id;
 
diff --git a/sound/oss/sh_dac_audio.c b/sound/oss/sh_dac_audio.c
index 83ff8a71f716..3b3b4da8cfd3 100644
--- a/sound/oss/sh_dac_audio.c
+++ b/sound/oss/sh_dac_audio.c
@@ -263,7 +263,7 @@ struct file_operations dac_audio_fops = {
       .release =	dac_audio_release,
 };
 
-static irqreturn_t timer1_interrupt(int irq, void *dev, struct pt_regs *regs)
+static irqreturn_t timer1_interrupt(int irq, void *dev)
 {
 	unsigned long timer_status;
 
diff --git a/sound/oss/swarm_cs4297a.c b/sound/oss/swarm_cs4297a.c
index 3edf8d4ac998..471c274c5000 100644
--- a/sound/oss/swarm_cs4297a.c
+++ b/sound/oss/swarm_cs4297a.c
@@ -2505,7 +2505,7 @@ static /*const */ struct file_operations cs4297a_audio_fops = {
 	.release	= cs4297a_release,
 };
 
-static void cs4297a_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static void cs4297a_interrupt(int irq, void *dev_id)
 {
 	struct cs4297a_state *s = (struct cs4297a_state *) dev_id;
         u32 status;
diff --git a/sound/oss/trident.c b/sound/oss/trident.c
index 147c816a1f22..7a363a178afd 100644
--- a/sound/oss/trident.c
+++ b/sound/oss/trident.c
@@ -1811,7 +1811,7 @@ cyber_address_interrupt(struct trident_card *card)
 }
 
 static irqreturn_t
-trident_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+trident_interrupt(int irq, void *dev_id)
 {
 	struct trident_card *card = (struct trident_card *) dev_id;
 	u32 event;
diff --git a/sound/oss/uart401.c b/sound/oss/uart401.c
index 8e18b6e25818..a446b826d5fc 100644
--- a/sound/oss/uart401.c
+++ b/sound/oss/uart401.c
@@ -96,7 +96,7 @@ static void uart401_input_loop(uart401_devc * devc)
 		printk(KERN_WARNING "Too much work in interrupt on uart401 (0x%X). UART jabbering ??\n", devc->base);
 }
 
-irqreturn_t uart401intr(int irq, void *dev_id, struct pt_regs *dummy)
+irqreturn_t uart401intr(int irq, void *dev_id)
 {
 	uart401_devc *devc = dev_id;
 
diff --git a/sound/oss/uart6850.c b/sound/oss/uart6850.c
index 501d3e654a67..f3f914aa92ee 100644
--- a/sound/oss/uart6850.c
+++ b/sound/oss/uart6850.c
@@ -104,7 +104,7 @@ static void uart6850_input_loop(void)
 	}
 }
 
-static irqreturn_t m6850intr(int irq, void *dev_id, struct pt_regs *dummy)
+static irqreturn_t m6850intr(int irq, void *dev_id)
 {
 	if (input_avail())
 		uart6850_input_loop();
diff --git a/sound/oss/via82cxxx_audio.c b/sound/oss/via82cxxx_audio.c
index 2fec42fc3482..17837d4b5ed3 100644
--- a/sound/oss/via82cxxx_audio.c
+++ b/sound/oss/via82cxxx_audio.c
@@ -1912,7 +1912,7 @@ static void via_intr_channel (struct via_info *card, struct via_channel *chan)
 }
 
 
-static irqreturn_t  via_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t  via_interrupt(int irq, void *dev_id)
 {
 	struct via_info *card = dev_id;
 	u32 status32;
@@ -1927,7 +1927,7 @@ static irqreturn_t  via_interrupt(int irq, void *dev_id, struct pt_regs *regs)
         {
 #ifdef CONFIG_MIDI_VIA82CXXX
 	    	 if (card->midi_devc)
-                    	uart401intr(irq, card->midi_devc, regs);
+                    	uart401intr(irq, card->midi_devc);
 #endif
 		return IRQ_HANDLED;
     	}
@@ -1950,7 +1950,7 @@ static irqreturn_t  via_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t via_new_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t via_new_interrupt(int irq, void *dev_id)
 {
 	struct via_info *card = dev_id;
 	u32 status32;
diff --git a/sound/oss/vidc.c b/sound/oss/vidc.c
index 8932d89408ef..bb4a0969f461 100644
--- a/sound/oss/vidc.c
+++ b/sound/oss/vidc.c
@@ -372,7 +372,7 @@ static void vidc_audio_trigger(int dev, int enable_bits)
 			adev->flags |= DMA_ACTIVE;
 
 			dma_interrupt = vidc_audio_dma_interrupt;
-			vidc_sound_dma_irq(0, NULL, NULL);
+			vidc_sound_dma_irq(0, NULL);
 			iomd_writeb(DMA_CR_E | 0x10, IOMD_SD0CR);
 
 			local_irq_restore(flags);
diff --git a/sound/oss/vidc.h b/sound/oss/vidc.h
index d5b8064dc565..0d1424751ecd 100644
--- a/sound/oss/vidc.h
+++ b/sound/oss/vidc.h
@@ -33,7 +33,7 @@ extern unsigned long vidc_fill_2x16_s(unsigned long ibuf, unsigned long iend,
  * DMA Interrupt handler
  */
 
-extern irqreturn_t vidc_sound_dma_irq(int irqnr, void *ref, struct pt_regs *regs);
+extern irqreturn_t vidc_sound_dma_irq(int irqnr, void *ref);
 
 /*
  * Filler routine pointer
diff --git a/sound/oss/vwsnd.c b/sound/oss/vwsnd.c
index 5f140c7586b3..6dfb9f4b03ec 100644
--- a/sound/oss/vwsnd.c
+++ b/sound/oss/vwsnd.c
@@ -2233,12 +2233,12 @@ static void vwsnd_audio_write_intr(vwsnd_dev_t *devc, unsigned int status)
 		pcm_output(devc, underflown, 0);
 }
 
-static irqreturn_t vwsnd_audio_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t vwsnd_audio_intr(int irq, void *dev_id)
 {
-	vwsnd_dev_t *devc = (vwsnd_dev_t *) dev_id;
+	vwsnd_dev_t *devc = dev_id;
 	unsigned int status;
 
-	DBGEV("(irq=%d, dev_id=0x%p, regs=0x%p)\n", irq, dev_id, regs);
+	DBGEV("(irq=%d, dev_id=0x%p)\n", irq, dev_id);
 
 	status = li_get_clear_intr_status(&devc->lith);
 	vwsnd_audio_read_intr(devc, status);
diff --git a/sound/oss/waveartist.c b/sound/oss/waveartist.c
index 59a2f28eb5a5..c5bf363d32c2 100644
--- a/sound/oss/waveartist.c
+++ b/sound/oss/waveartist.c
@@ -833,7 +833,7 @@ static struct audio_driver waveartist_audio_driver = {
 
 
 static irqreturn_t
-waveartist_intr(int irq, void *dev_id, struct pt_regs *regs)
+waveartist_intr(int irq, void *dev_id)
 {
 	wavnc_info *devc = (wavnc_info *)dev_id;
 	int	   irqstatus, status;
diff --git a/sound/parisc/harmony.c b/sound/parisc/harmony.c
index ce73f3eae78c..cf603337b321 100644
--- a/sound/parisc/harmony.c
+++ b/sound/parisc/harmony.c
@@ -193,7 +193,7 @@ harmony_set_control(struct snd_harmony *h)
 }
 
 static irqreturn_t
-snd_harmony_interrupt(int irq, void *dev, struct pt_regs *regs)
+snd_harmony_interrupt(int irq, void *dev)
 {
 	u32 dstatus;
 	struct snd_harmony *h = dev;
diff --git a/sound/pci/ac97/ac97_patch.c b/sound/pci/ac97/ac97_patch.c
index dc28b111a06d..15be6ba87c82 100644
--- a/sound/pci/ac97/ac97_patch.c
+++ b/sound/pci/ac97/ac97_patch.c
@@ -530,7 +530,7 @@ AC97_ENUM("ALC Headphone Mux", wm9711_enum[1]),
 AC97_SINGLE("ALC Headphone Volume", AC97_VIDEO, 7, 7, 1),
 
 AC97_SINGLE("Out3 Switch", AC97_AUX, 15, 1, 1),
-AC97_SINGLE("Out3 ZC Switch", AC97_AUX, 7, 1, 1),
+AC97_SINGLE("Out3 ZC Switch", AC97_AUX, 7, 1, 0),
 AC97_ENUM("Out3 Mux", wm9711_enum[2]),
 AC97_ENUM("Out3 LR Mux", wm9711_enum[3]),
 AC97_SINGLE("Out3 Volume", AC97_AUX, 0, 31, 1),
@@ -575,13 +575,14 @@ AC97_SINGLE("Playback Attenuate (-6dB) Switch", AC97_MASTER_TONE, 6, 1, 0),
 
 AC97_SINGLE("ADC Switch", AC97_REC_GAIN, 15, 1, 1),
 AC97_ENUM("Capture Volume Steps", wm9711_enum[6]),
-AC97_DOUBLE("Capture Volume", AC97_REC_GAIN, 8, 0, 15, 1),
+AC97_DOUBLE("Capture Volume", AC97_REC_GAIN, 8, 0, 63, 1),
 AC97_SINGLE("Capture ZC Switch", AC97_REC_GAIN, 7, 1, 0),
 
 AC97_SINGLE("Mic 1 to Phone Switch", AC97_MIC, 14, 1, 1),
 AC97_SINGLE("Mic 2 to Phone Switch", AC97_MIC, 13, 1, 1),
 AC97_ENUM("Mic Select Source", wm9711_enum[7]),
-AC97_SINGLE("Mic 1 Volume", AC97_MIC, 8, 32, 1),
+AC97_SINGLE("Mic 1 Volume", AC97_MIC, 8, 31, 1),
+AC97_SINGLE("Mic 2 Volume", AC97_MIC, 0, 31, 1),
 AC97_SINGLE("Mic 20dB Boost Switch", AC97_MIC, 7, 1, 0),
 
 AC97_SINGLE("Master ZC Switch", AC97_MASTER, 7, 1, 0),
diff --git a/sound/pci/ad1889.c b/sound/pci/ad1889.c
index 0786d0edaca5..cbf8331c3d33 100644
--- a/sound/pci/ad1889.c
+++ b/sound/pci/ad1889.c
@@ -596,9 +596,7 @@ static struct snd_pcm_ops snd_ad1889_capture_ops = {
 };
 
 static irqreturn_t
-snd_ad1889_interrupt(int irq, 
-		     void *dev_id, 
-		     struct pt_regs *regs)
+snd_ad1889_interrupt(int irq, void *dev_id)
 {
 	unsigned long st;
 	struct snd_ad1889 *chip = dev_id;
diff --git a/sound/pci/ali5451/ali5451.c b/sound/pci/ali5451/ali5451.c
index 74668398eac5..13a8cefa7749 100644
--- a/sound/pci/ali5451/ali5451.c
+++ b/sound/pci/ali5451/ali5451.c
@@ -1047,9 +1047,7 @@ static void snd_ali_interrupt(struct snd_ali * codec)
 }
 
 
-static irqreturn_t snd_ali_card_interrupt(int irq,
-				   void *dev_id,
-				   struct pt_regs *regs)
+static irqreturn_t snd_ali_card_interrupt(int irq, void *dev_id)
 {
 	struct snd_ali 	*codec = dev_id;
 
diff --git a/sound/pci/als300.c b/sound/pci/als300.c
index 96cfb8ae5055..9b16c299f0a9 100644
--- a/sound/pci/als300.c
+++ b/sound/pci/als300.c
@@ -204,8 +204,7 @@ static int snd_als300_dev_free(struct snd_device *device)
 	return snd_als300_free(chip);
 }
 
-static irqreturn_t snd_als300_interrupt(int irq, void *dev_id,
-						struct pt_regs *regs)
+static irqreturn_t snd_als300_interrupt(int irq, void *dev_id)
 {
 	u8 status;
 	struct snd_als300 *chip = dev_id;
@@ -236,8 +235,7 @@ static irqreturn_t snd_als300_interrupt(int irq, void *dev_id,
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t snd_als300plus_interrupt(int irq, void *dev_id,
-						struct pt_regs *regs)
+static irqreturn_t snd_als300plus_interrupt(int irq, void *dev_id)
 {
 	u8 general, mpu, dram;
 	struct snd_als300 *chip = dev_id;
diff --git a/sound/pci/als4000.c b/sound/pci/als4000.c
index 9e596f750cbd..15fc3929b5f7 100644
--- a/sound/pci/als4000.c
+++ b/sound/pci/als4000.c
@@ -385,7 +385,7 @@ static snd_pcm_uframes_t snd_als4000_playback_pointer(struct snd_pcm_substream *
  * SB IRQ status.
  * And do we *really* need the lock here for *reading* SB_DSP4_IRQSTATUS??
  * */
-static irqreturn_t snd_als4000_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_als4000_interrupt(int irq, void *dev_id)
 {
 	struct snd_sb *chip = dev_id;
 	unsigned gcr_status;
@@ -399,7 +399,7 @@ static irqreturn_t snd_als4000_interrupt(int irq, void *dev_id, struct pt_regs *
 	if ((gcr_status & 0x40) && (chip->capture_substream)) /* capturing */
 		snd_pcm_period_elapsed(chip->capture_substream);
 	if ((gcr_status & 0x10) && (chip->rmidi)) /* MPU401 interrupt */
-		snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data, regs);
+		snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data);
 	/* release the gcr */
 	outb(gcr_status, chip->alt_port + 0xe);
 	
diff --git a/sound/pci/atiixp.c b/sound/pci/atiixp.c
index 347e25ff073d..3e8fc5a0006a 100644
--- a/sound/pci/atiixp.c
+++ b/sound/pci/atiixp.c
@@ -1300,7 +1300,7 @@ static int __devinit snd_atiixp_pcm_new(struct atiixp *chip)
 /*
  * interrupt handler
  */
-static irqreturn_t snd_atiixp_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_atiixp_interrupt(int irq, void *dev_id)
 {
 	struct atiixp *chip = dev_id;
 	unsigned int status;
diff --git a/sound/pci/atiixp_modem.c b/sound/pci/atiixp_modem.c
index a89d67c4598b..c5dda1bf3d46 100644
--- a/sound/pci/atiixp_modem.c
+++ b/sound/pci/atiixp_modem.c
@@ -1017,7 +1017,7 @@ static int __devinit snd_atiixp_pcm_new(struct atiixp_modem *chip)
 /*
  * interrupt handler
  */
-static irqreturn_t snd_atiixp_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_atiixp_interrupt(int irq, void *dev_id)
 {
 	struct atiixp_modem *chip = dev_id;
 	unsigned int status;
diff --git a/sound/pci/au88x0/au88x0.c b/sound/pci/au88x0/au88x0.c
index ef189d7f09d3..6ed5ad59f5b5 100644
--- a/sound/pci/au88x0/au88x0.c
+++ b/sound/pci/au88x0/au88x0.c
@@ -128,6 +128,7 @@ static int snd_vortex_dev_free(struct snd_device *device)
 	// Take down PCI interface.
 	synchronize_irq(vortex->irq);
 	free_irq(vortex->irq, vortex);
+	iounmap(vortex->mmio);
 	pci_release_regions(vortex->pci_dev);
 	pci_disable_device(vortex->pci_dev);
 	kfree(vortex);
diff --git a/sound/pci/au88x0/au88x0.h b/sound/pci/au88x0/au88x0.h
index b1cfc3c79d07..5ccf0b1ec670 100644
--- a/sound/pci/au88x0/au88x0.h
+++ b/sound/pci/au88x0/au88x0.h
@@ -236,8 +236,7 @@ static void vortex_spdif_init(vortex_t * vortex, int spdif_sr, int spdif_mode);
 static int vortex_core_init(vortex_t * card);
 static int vortex_core_shutdown(vortex_t * card);
 static void vortex_enable_int(vortex_t * card);
-static irqreturn_t vortex_interrupt(int irq, void *dev_id,
-				    struct pt_regs *regs);
+static irqreturn_t vortex_interrupt(int irq, void *dev_id);
 static int vortex_alsafmt_aspfmt(int alsafmt);
 
 /* Connection  stuff. */
diff --git a/sound/pci/au88x0/au88x0_core.c b/sound/pci/au88x0/au88x0_core.c
index 5299cce583d3..4a336eaae9d2 100644
--- a/sound/pci/au88x0/au88x0_core.c
+++ b/sound/pci/au88x0/au88x0_core.c
@@ -2385,7 +2385,7 @@ static void vortex_disable_int(vortex_t * card)
 		hwread(card->mmio, VORTEX_CTRL) & ~CTRL_IRQ_ENABLE);
 }
 
-static irqreturn_t vortex_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t vortex_interrupt(int irq, void *dev_id)
 {
 	vortex_t *vortex = dev_id;
 	int i, handled;
@@ -2462,7 +2462,7 @@ static irqreturn_t vortex_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 	}
 	if (source & IRQ_MIDI) {
 		snd_mpu401_uart_interrupt(vortex->irq,
-					  vortex->rmidi->private_data, regs);
+					  vortex->rmidi->private_data);
 		handled = 1;
 	}
 
diff --git a/sound/pci/azt3328.c b/sound/pci/azt3328.c
index bac8e9cfd921..692f203d65d8 100644
--- a/sound/pci/azt3328.c
+++ b/sound/pci/azt3328.c
@@ -1191,7 +1191,7 @@ snd_azf3328_capture_pointer(struct snd_pcm_substream *substream)
 }
 
 static irqreturn_t
-snd_azf3328_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+snd_azf3328_interrupt(int irq, void *dev_id)
 {
 	struct snd_azf3328 *chip = dev_id;
 	u8 status, which;
@@ -1256,7 +1256,7 @@ snd_azf3328_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 	/* MPU401 has less critical IRQ requirements
 	 * than timer and playback/recording, right? */
 	if (status & IRQ_MPU401) {
-		snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data, regs);
+		snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data);
 
 		/* hmm, do we have to ack the IRQ here somehow?
 		 * If so, then I don't know how... */
diff --git a/sound/pci/bt87x.c b/sound/pci/bt87x.c
index 97a280a246cb..d33a37086df9 100644
--- a/sound/pci/bt87x.c
+++ b/sound/pci/bt87x.c
@@ -269,7 +269,7 @@ static void snd_bt87x_pci_error(struct snd_bt87x *chip, unsigned int status)
 	}
 }
 
-static irqreturn_t snd_bt87x_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_bt87x_interrupt(int irq, void *dev_id)
 {
 	struct snd_bt87x *chip = dev_id;
 	unsigned int status, irq_status;
diff --git a/sound/pci/ca0106/ca0106_main.c b/sound/pci/ca0106/ca0106_main.c
index 12bbbb6afd2d..6fa4a302f7de 100644
--- a/sound/pci/ca0106/ca0106_main.c
+++ b/sound/pci/ca0106/ca0106_main.c
@@ -1058,8 +1058,7 @@ static int snd_ca0106_dev_free(struct snd_device *device)
 	return snd_ca0106_free(chip);
 }
 
-static irqreturn_t snd_ca0106_interrupt(int irq, void *dev_id,
-					  struct pt_regs *regs)
+static irqreturn_t snd_ca0106_interrupt(int irq, void *dev_id)
 {
 	unsigned int status;
 
diff --git a/sound/pci/cmipci.c b/sound/pci/cmipci.c
index 876b64464b6f..1f7e71083069 100644
--- a/sound/pci/cmipci.c
+++ b/sound/pci/cmipci.c
@@ -1294,7 +1294,7 @@ static int snd_cmipci_capture_spdif_hw_free(struct snd_pcm_substream *subs)
 /*
  * interrupt handler
  */
-static irqreturn_t snd_cmipci_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_cmipci_interrupt(int irq, void *dev_id)
 {
 	struct cmipci *cm = dev_id;
 	unsigned int status, mask = 0;
@@ -1315,7 +1315,7 @@ static irqreturn_t snd_cmipci_interrupt(int irq, void *dev_id, struct pt_regs *r
 	spin_unlock(&cm->reg_lock);
 
 	if (cm->rmidi && (status & CM_UARTINT))
-		snd_mpu401_uart_interrupt(irq, cm->rmidi->private_data, regs);
+		snd_mpu401_uart_interrupt(irq, cm->rmidi->private_data);
 
 	if (cm->pcm) {
 		if ((status & CM_CHINT0) && cm->channel[0].running)
diff --git a/sound/pci/cs4281.c b/sound/pci/cs4281.c
index 1990430a21c1..d54924e60bb1 100644
--- a/sound/pci/cs4281.c
+++ b/sound/pci/cs4281.c
@@ -493,7 +493,7 @@ struct cs4281 {
 
 };
 
-static irqreturn_t snd_cs4281_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t snd_cs4281_interrupt(int irq, void *dev_id);
 
 static struct pci_device_id snd_cs4281_ids[] = {
 	{ 0x1013, 0x6005, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0, },	/* CS4281 */
@@ -1814,7 +1814,7 @@ static int __devinit snd_cs4281_midi(struct cs4281 * chip, int device,
  *  Interrupt handler
  */
 
-static irqreturn_t snd_cs4281_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_cs4281_interrupt(int irq, void *dev_id)
 {
 	struct cs4281 *chip = dev_id;
 	unsigned int status, dma, val;
diff --git a/sound/pci/cs46xx/cs46xx_lib.c b/sound/pci/cs46xx/cs46xx_lib.c
index 4851847180d2..16d4ebf2a33f 100644
--- a/sound/pci/cs46xx/cs46xx_lib.c
+++ b/sound/pci/cs46xx/cs46xx_lib.c
@@ -1149,7 +1149,7 @@ static int snd_cs46xx_capture_prepare(struct snd_pcm_substream *substream)
 	return 0;
 }
 
-static irqreturn_t snd_cs46xx_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_cs46xx_interrupt(int irq, void *dev_id)
 {
 	struct snd_cs46xx *chip = dev_id;
 	u32 status1;
diff --git a/sound/pci/cs5535audio/cs5535audio.c b/sound/pci/cs5535audio/cs5535audio.c
index 64c7826e8b8c..2441238f2004 100644
--- a/sound/pci/cs5535audio/cs5535audio.c
+++ b/sound/pci/cs5535audio/cs5535audio.c
@@ -203,8 +203,7 @@ static void process_bm1_irq(struct cs5535audio *cs5535au)
 	}
 }
 
-static irqreturn_t snd_cs5535audio_interrupt(int irq, void *dev_id,
-					     struct pt_regs *regs)
+static irqreturn_t snd_cs5535audio_interrupt(int irq, void *dev_id)
 {
 	u16 acc_irq_stat;
 	u8 bm_stat;
diff --git a/sound/pci/echoaudio/echoaudio.c b/sound/pci/echoaudio/echoaudio.c
index c3dafa29054f..e5e88fe54de0 100644
--- a/sound/pci/echoaudio/echoaudio.c
+++ b/sound/pci/echoaudio/echoaudio.c
@@ -1818,8 +1818,7 @@ static struct snd_kcontrol_new snd_echo_channels_info __devinitdata = {
 	IRQ Handler
 ******************************************************************************/
 
-static irqreturn_t snd_echo_interrupt(int irq, void *dev_id,
-				      struct pt_regs *regs)
+static irqreturn_t snd_echo_interrupt(int irq, void *dev_id)
 {
 	struct echoaudio *chip = dev_id;
 	struct snd_pcm_substream *substream;
diff --git a/sound/pci/emu10k1/emu10k1_main.c b/sound/pci/emu10k1/emu10k1_main.c
index be65d4db8e27..8058059c56e9 100644
--- a/sound/pci/emu10k1/emu10k1_main.c
+++ b/sound/pci/emu10k1/emu10k1_main.c
@@ -1461,8 +1461,8 @@ void snd_emu10k1_resume_regs(struct snd_emu10k1 *emu)
 
 	/* resore for spdif */
 	if (emu->audigy)
-		outl(emu->port + A_IOCFG, emu->saved_a_iocfg);
-	outl(emu->port + HCFG, emu->saved_hcfg);
+		outl(emu->saved_a_iocfg, emu->port + A_IOCFG);
+	outl(emu->saved_hcfg, emu->port + HCFG);
 
 	val = emu->saved_ptr;
 	for (reg = saved_regs; *reg != 0xff; reg++)
diff --git a/sound/pci/emu10k1/emu10k1x.c b/sound/pci/emu10k1/emu10k1x.c
index da1610a571b8..c46905a11175 100644
--- a/sound/pci/emu10k1/emu10k1x.c
+++ b/sound/pci/emu10k1/emu10k1x.c
@@ -780,8 +780,7 @@ static int snd_emu10k1x_dev_free(struct snd_device *device)
 	return snd_emu10k1x_free(chip);
 }
 
-static irqreturn_t snd_emu10k1x_interrupt(int irq, void *dev_id,
-					  struct pt_regs *regs)
+static irqreturn_t snd_emu10k1x_interrupt(int irq, void *dev_id)
 {
 	unsigned int status;
 
diff --git a/sound/pci/emu10k1/irq.c b/sound/pci/emu10k1/irq.c
index 1076af4c3669..4f18f7e8bcfb 100644
--- a/sound/pci/emu10k1/irq.c
+++ b/sound/pci/emu10k1/irq.c
@@ -30,7 +30,7 @@
 #include <sound/core.h>
 #include <sound/emu10k1.h>
 
-irqreturn_t snd_emu10k1_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t snd_emu10k1_interrupt(int irq, void *dev_id)
 {
 	struct snd_emu10k1 *emu = dev_id;
 	unsigned int status, status2, orig_status, orig_status2;
diff --git a/sound/pci/ens1370.c b/sound/pci/ens1370.c
index a8a601fc781f..8cb4fb2412db 100644
--- a/sound/pci/ens1370.c
+++ b/sound/pci/ens1370.c
@@ -444,7 +444,7 @@ struct ensoniq {
 #endif
 };
 
-static irqreturn_t snd_audiopci_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t snd_audiopci_interrupt(int irq, void *dev_id);
 
 static struct pci_device_id snd_audiopci_ids[] = {
 #ifdef CHIP1370
@@ -2404,7 +2404,7 @@ static int __devinit snd_ensoniq_midi(struct ensoniq * ensoniq, int device,
  *  Interrupt handler
  */
 
-static irqreturn_t snd_audiopci_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_audiopci_interrupt(int irq, void *dev_id)
 {
 	struct ensoniq *ensoniq = dev_id;
 	unsigned int status, sctrl;
diff --git a/sound/pci/es1938.c b/sound/pci/es1938.c
index 3ce5a4e7e31f..2da988f78ba7 100644
--- a/sound/pci/es1938.c
+++ b/sound/pci/es1938.c
@@ -241,7 +241,7 @@ struct es1938 {
 #endif
 };
 
-static irqreturn_t snd_es1938_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t snd_es1938_interrupt(int irq, void *dev_id);
 
 static struct pci_device_id snd_es1938_ids[] = {
         { 0x125d, 0x1969, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0, },   /* Solo-1 */
@@ -1642,7 +1642,7 @@ static int __devinit snd_es1938_create(struct snd_card *card,
 /* --------------------------------------------------------------------
  * Interrupt handler
  * -------------------------------------------------------------------- */
-static irqreturn_t snd_es1938_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_es1938_interrupt(int irq, void *dev_id)
 {
 	struct es1938 *chip = dev_id;
 	unsigned char status, audiostatus;
@@ -1714,7 +1714,7 @@ static irqreturn_t snd_es1938_interrupt(int irq, void *dev_id, struct pt_regs *r
 		// snd_es1938_mixer_bits(chip, ESSSB_IREG_MPU401CONTROL, 0x40, 0); /* ack? */
 		if (chip->rmidi) {
 			handled = 1;
-			snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data, regs);
+			snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data);
 		}
 	}
 	return IRQ_RETVAL(handled);
diff --git a/sound/pci/es1968.c b/sound/pci/es1968.c
index f3c40385c87d..b9d723c7e1db 100644
--- a/sound/pci/es1968.c
+++ b/sound/pci/es1968.c
@@ -590,7 +590,7 @@ struct es1968 {
 #endif
 };
 
-static irqreturn_t snd_es1968_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t snd_es1968_interrupt(int irq, void *dev_id);
 
 static struct pci_device_id snd_es1968_ids[] = {
 	/* Maestro 1 */
@@ -1962,7 +1962,7 @@ static void es1968_update_hw_volume(unsigned long private_data)
 /*
  * interrupt handler
  */
-static irqreturn_t snd_es1968_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_es1968_interrupt(int irq, void *dev_id)
 {
 	struct es1968 *chip = dev_id;
 	u32 event;
@@ -1979,7 +1979,7 @@ static irqreturn_t snd_es1968_interrupt(int irq, void *dev_id, struct pt_regs *r
 	outb(0xFF, chip->io_port + 0x1A);
 
 	if ((event & ESM_MPU401_IRQ) && chip->rmidi) {
-		snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data, regs);
+		snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data);
 	}
 
 	if (event & ESM_SOUND_IRQ) {
diff --git a/sound/pci/fm801.c b/sound/pci/fm801.c
index bdfda1997d5b..3ec7d7ee04dd 100644
--- a/sound/pci/fm801.c
+++ b/sound/pci/fm801.c
@@ -520,7 +520,7 @@ static snd_pcm_uframes_t snd_fm801_capture_pointer(struct snd_pcm_substream *sub
 	return bytes_to_frames(substream->runtime, ptr);
 }
 
-static irqreturn_t snd_fm801_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_fm801_interrupt(int irq, void *dev_id)
 {
 	struct fm801 *chip = dev_id;
 	unsigned short status;
@@ -561,7 +561,7 @@ static irqreturn_t snd_fm801_interrupt(int irq, void *dev_id, struct pt_regs *re
 		snd_pcm_period_elapsed(chip->capture_substream);
 	}
 	if (chip->rmidi && (status & FM801_IRQ_MPU))
-		snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data, regs);
+		snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data);
 	if (status & FM801_IRQ_VOLUME)
 		;/* TODO */
 
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index e9d4cb4d07e1..feeed12920b4 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -811,7 +811,7 @@ static void azx_init_chip(struct azx *chip)
 /*
  * interrupt handler
  */
-static irqreturn_t azx_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t azx_interrupt(int irq, void *dev_id)
 {
 	struct azx *chip = dev_id;
 	struct azx_dev *azx_dev;
@@ -1682,6 +1682,7 @@ static struct pci_device_id azx_ids[] = {
 	{ 0x10b9, 0x5461, PCI_ANY_ID, PCI_ANY_ID, 0, 0, AZX_DRIVER_ULI }, /* ULI M5461 */
 	{ 0x10de, 0x026c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, AZX_DRIVER_NVIDIA }, /* NVIDIA 026c */
 	{ 0x10de, 0x0371, PCI_ANY_ID, PCI_ANY_ID, 0, 0, AZX_DRIVER_NVIDIA }, /* NVIDIA 0371 */
+	{ 0x10de, 0x03f0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, AZX_DRIVER_NVIDIA }, /* NVIDIA 03f0 */
 	{ 0, }
 };
 MODULE_DEVICE_TABLE(pci, azx_ids);
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index d08d2e399c8f..84a3eb8aacc2 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -5076,6 +5076,10 @@ static struct hda_board_config alc883_cfg_tbl[] = {
 	{ .modelname = "acer", .config = ALC883_ACER },
 	{ .pci_subvendor = 0x1025, .pci_subdevice = 0/*0x0102*/,
 	  .config = ALC883_ACER },
+	{ .pci_subvendor = 0x1025, .pci_subdevice = 0x0102,
+	  .config = ALC883_ACER },
+	{ .pci_subvendor = 0x1025, .pci_subdevice = 0x009f,
+	  .config = ALC883_ACER },
 	{ .modelname = "auto", .config = ALC883_AUTO },
 	{}
 };
diff --git a/sound/pci/hda/patch_si3054.c b/sound/pci/hda/patch_si3054.c
index 76ec3d75fa9e..cc87dff1eb56 100644
--- a/sound/pci/hda/patch_si3054.c
+++ b/sound/pci/hda/patch_si3054.c
@@ -297,8 +297,13 @@ static int patch_si3054(struct hda_codec *codec)
 struct hda_codec_preset snd_hda_preset_si3054[] = {
  	{ .id = 0x163c3055, .name = "Si3054", .patch = patch_si3054 },
  	{ .id = 0x163c3155, .name = "Si3054", .patch = patch_si3054 },
+ 	{ .id = 0x11c11040, .name = "Si3054", .patch = patch_si3054 },
  	{ .id = 0x11c13026, .name = "Si3054", .patch = patch_si3054 },
+ 	{ .id = 0x11c13055, .name = "Si3054", .patch = patch_si3054 },
+ 	{ .id = 0x11c13155, .name = "Si3054", .patch = patch_si3054 },
+ 	{ .id = 0x10573055, .name = "Si3054", .patch = patch_si3054 },
  	{ .id = 0x10573057, .name = "Si3054", .patch = patch_si3054 },
+ 	{ .id = 0x10573155, .name = "Si3054", .patch = patch_si3054 },
 	{}
 };
 
diff --git a/sound/pci/ice1712/ice1712.c b/sound/pci/ice1712/ice1712.c
index dc69392eafa3..8a576b78bee5 100644
--- a/sound/pci/ice1712/ice1712.c
+++ b/sound/pci/ice1712/ice1712.c
@@ -420,7 +420,7 @@ static void snd_ice1712_set_input_clock_source(struct snd_ice1712 *ice, int spdi
  *  Interrupt handler
  */
 
-static irqreturn_t snd_ice1712_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_ice1712_interrupt(int irq, void *dev_id)
 {
 	struct snd_ice1712 *ice = dev_id;
 	unsigned char status;
@@ -433,7 +433,7 @@ static irqreturn_t snd_ice1712_interrupt(int irq, void *dev_id, struct pt_regs *
 		handled = 1;
 		if (status & ICE1712_IRQ_MPU1) {
 			if (ice->rmidi[0])
-				snd_mpu401_uart_interrupt(irq, ice->rmidi[0]->private_data, regs);
+				snd_mpu401_uart_interrupt(irq, ice->rmidi[0]->private_data);
 			outb(ICE1712_IRQ_MPU1, ICEREG(ice, IRQSTAT));
 			status &= ~ICE1712_IRQ_MPU1;
 		}
@@ -441,7 +441,7 @@ static irqreturn_t snd_ice1712_interrupt(int irq, void *dev_id, struct pt_regs *
 			outb(ICE1712_IRQ_TIMER, ICEREG(ice, IRQSTAT));
 		if (status & ICE1712_IRQ_MPU2) {
 			if (ice->rmidi[1])
-				snd_mpu401_uart_interrupt(irq, ice->rmidi[1]->private_data, regs);
+				snd_mpu401_uart_interrupt(irq, ice->rmidi[1]->private_data);
 			outb(ICE1712_IRQ_MPU2, ICEREG(ice, IRQSTAT));
 			status &= ~ICE1712_IRQ_MPU2;
 		}
diff --git a/sound/pci/ice1712/ice1724.c b/sound/pci/ice1712/ice1724.c
index 71d6aedc0749..e9cbfdf37059 100644
--- a/sound/pci/ice1712/ice1724.c
+++ b/sound/pci/ice1712/ice1724.c
@@ -218,7 +218,7 @@ static unsigned int snd_vt1724_get_gpio_data(struct snd_ice1712 *ice)
  *  Interrupt handler
  */
 
-static irqreturn_t snd_vt1724_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_vt1724_interrupt(int irq, void *dev_id)
 {
 	struct snd_ice1712 *ice = dev_id;
 	unsigned char status;
@@ -236,7 +236,7 @@ static irqreturn_t snd_vt1724_interrupt(int irq, void *dev_id, struct pt_regs *r
 		 */
 		if ((status & VT1724_IRQ_MPU_RX)||(status & VT1724_IRQ_MPU_TX)) {
 			if (ice->rmidi[0])
-				snd_mpu401_uart_interrupt(irq, ice->rmidi[0]->private_data, regs);
+				snd_mpu401_uart_interrupt(irq, ice->rmidi[0]->private_data);
 			outb(status & (VT1724_IRQ_MPU_RX|VT1724_IRQ_MPU_TX), ICEREG1724(ice, IRQSTAT));
 			status &= ~(VT1724_IRQ_MPU_RX|VT1724_IRQ_MPU_TX);
 		}
diff --git a/sound/pci/intel8x0.c b/sound/pci/intel8x0.c
index 72dbaedcbdf5..f4319b8d4644 100644
--- a/sound/pci/intel8x0.c
+++ b/sound/pci/intel8x0.c
@@ -801,7 +801,7 @@ static inline void snd_intel8x0_update(struct intel8x0 *chip, struct ichdev *ich
 		 status & (ICH_FIFOE | ICH_BCIS | ICH_LVBCI));
 }
 
-static irqreturn_t snd_intel8x0_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_intel8x0_interrupt(int irq, void *dev_id)
 {
 	struct intel8x0 *chip = dev_id;
 	struct ichdev *ichdev;
diff --git a/sound/pci/intel8x0m.c b/sound/pci/intel8x0m.c
index 268e2f7241ea..6703f5cb5569 100644
--- a/sound/pci/intel8x0m.c
+++ b/sound/pci/intel8x0m.c
@@ -511,7 +511,7 @@ static inline void snd_intel8x0_update(struct intel8x0m *chip, struct ichdev *ic
 	iputbyte(chip, port + ichdev->roff_sr, ICH_FIFOE | ICH_BCIS | ICH_LVBCI);
 }
 
-static irqreturn_t snd_intel8x0_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_intel8x0_interrupt(int irq, void *dev_id)
 {
 	struct intel8x0m *chip = dev_id;
 	struct ichdev *ichdev;
diff --git a/sound/pci/korg1212/korg1212.c b/sound/pci/korg1212/korg1212.c
index cfea51f44784..fa8cd8cecc21 100644
--- a/sound/pci/korg1212/korg1212.c
+++ b/sound/pci/korg1212/korg1212.c
@@ -1119,14 +1119,11 @@ static void snd_korg1212_OnDSPDownloadComplete(struct snd_korg1212 *korg1212)
 	snd_korg1212_setCardState(korg1212, K1212_STATE_DSP_COMPLETE);
 }
 
-static irqreturn_t snd_korg1212_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_korg1212_interrupt(int irq, void *dev_id)
 {
         u32 doorbellValue;
         struct snd_korg1212 *korg1212 = dev_id;
 
-	if(irq != korg1212->irq)
-		return IRQ_NONE;
-
         doorbellValue = readl(korg1212->inDoorbellPtr);
 
         if (!doorbellValue)
@@ -1140,7 +1137,6 @@ static irqreturn_t snd_korg1212_interrupt(int irq, void *dev_id, struct pt_regs
 
 	korg1212->inIRQ++;
 
-
         switch (doorbellValue) {
                 case K1212_DB_DSPDownloadDone:
                         K1212_DEBUG_PRINTK("K1212_DEBUG: IRQ DNLD count - %ld, %x, [%s].\n",
diff --git a/sound/pci/maestro3.c b/sound/pci/maestro3.c
index 45214b3b81be..05605f474a72 100644
--- a/sound/pci/maestro3.c
+++ b/sound/pci/maestro3.c
@@ -1685,8 +1685,7 @@ static void snd_m3_update_hw_volume(unsigned long private_data)
 	spin_unlock_irqrestore(&chip->ac97_lock, flags);
 }
 
-static irqreturn_t
-snd_m3_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_m3_interrupt(int irq, void *dev_id)
 {
 	struct snd_m3 *chip = dev_id;
 	u8 status;
diff --git a/sound/pci/mixart/mixart_core.c b/sound/pci/mixart/mixart_core.c
index 406ac3a9d42a..d54457317b14 100644
--- a/sound/pci/mixart/mixart_core.c
+++ b/sound/pci/mixart/mixart_core.c
@@ -408,7 +408,7 @@ void snd_mixart_msg_tasklet(unsigned long arg)
 }
 
 
-irqreturn_t snd_mixart_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t snd_mixart_interrupt(int irq, void *dev_id)
 {
 	struct mixart_mgr *mgr = dev_id;
 	int err;
diff --git a/sound/pci/mixart/mixart_core.h b/sound/pci/mixart/mixart_core.h
index 1fe2bcfcc57c..c919b734756f 100644
--- a/sound/pci/mixart/mixart_core.h
+++ b/sound/pci/mixart/mixart_core.h
@@ -563,7 +563,7 @@ int  snd_mixart_send_msg(struct mixart_mgr *mgr, struct mixart_msg *request, int
 int  snd_mixart_send_msg_wait_notif(struct mixart_mgr *mgr, struct mixart_msg *request, u32 notif_event);
 int  snd_mixart_send_msg_nonblock(struct mixart_mgr *mgr, struct mixart_msg *request);
 
-irqreturn_t snd_mixart_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+irqreturn_t snd_mixart_interrupt(int irq, void *dev_id);
 void snd_mixart_msg_tasklet(unsigned long arg);
 
 void snd_mixart_reset_board(struct mixart_mgr *mgr);
diff --git a/sound/pci/nm256/nm256.c b/sound/pci/nm256/nm256.c
index 101eee0aa018..b1bbdb9e3b7b 100644
--- a/sound/pci/nm256/nm256.c
+++ b/sound/pci/nm256/nm256.c
@@ -236,7 +236,7 @@ struct nm256 {
 
 	int irq;
 	int irq_acks;
-	irqreturn_t (*interrupt)(int, void *, struct pt_regs *);
+	irq_handler_t interrupt;
 	int badintrcount;		/* counter to check bogus interrupts */
 	struct mutex irq_mutex;
 
@@ -1004,7 +1004,7 @@ snd_nm256_intr_check(struct nm256 *chip)
  */
 
 static irqreturn_t
-snd_nm256_interrupt(int irq, void *dev_id, struct pt_regs *dummy)
+snd_nm256_interrupt(int irq, void *dev_id)
 {
 	struct nm256 *chip = dev_id;
 	u16 status;
@@ -1069,7 +1069,7 @@ snd_nm256_interrupt(int irq, void *dev_id, struct pt_regs *dummy)
  */
 
 static irqreturn_t
-snd_nm256_interrupt_zx(int irq, void *dev_id, struct pt_regs *dummy)
+snd_nm256_interrupt_zx(int irq, void *dev_id)
 {
 	struct nm256 *chip = dev_id;
 	u32 status;
diff --git a/sound/pci/pcxhr/pcxhr_core.c b/sound/pci/pcxhr/pcxhr_core.c
index c40f59062684..0ff8dc36fde3 100644
--- a/sound/pci/pcxhr/pcxhr_core.c
+++ b/sound/pci/pcxhr/pcxhr_core.c
@@ -1131,7 +1131,7 @@ static void pcxhr_update_timer_pos(struct pcxhr_mgr *mgr,
 }
 
 
-irqreturn_t pcxhr_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t pcxhr_interrupt(int irq, void *dev_id)
 {
 	struct pcxhr_mgr *mgr = dev_id;
 	unsigned int reg;
diff --git a/sound/pci/pcxhr/pcxhr_core.h b/sound/pci/pcxhr/pcxhr_core.h
index e7415d6d1826..d9a4ab609875 100644
--- a/sound/pci/pcxhr/pcxhr_core.h
+++ b/sound/pci/pcxhr/pcxhr_core.h
@@ -194,7 +194,7 @@ int pcxhr_write_io_num_reg_cont(struct pcxhr_mgr *mgr, unsigned int mask,
 
 
 /* interrupt handling */
-irqreturn_t pcxhr_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+irqreturn_t pcxhr_interrupt(int irq, void *dev_id);
 void pcxhr_msg_tasklet(unsigned long arg);
 
 #endif /* __SOUND_PCXHR_CORE_H */
diff --git a/sound/pci/riptide/riptide.c b/sound/pci/riptide/riptide.c
index fe210c853442..ec4899147e1d 100644
--- a/sound/pci/riptide/riptide.c
+++ b/sound/pci/riptide/riptide.c
@@ -1736,7 +1736,7 @@ snd_riptide_pcm(struct snd_riptide *chip, int device, struct snd_pcm **rpcm)
 }
 
 static irqreturn_t
-snd_riptide_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+snd_riptide_interrupt(int irq, void *dev_id)
 {
 	struct snd_riptide *chip = dev_id;
 	struct cmdif *cif = chip->cif;
@@ -1751,8 +1751,7 @@ snd_riptide_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 		if (chip->rmidi && IS_MPUIRQ(cif->hwport)) {
 			chip->handled_irqs++;
 			snd_mpu401_uart_interrupt(irq,
-						  chip->rmidi->private_data,
-						  regs);
+						  chip->rmidi->private_data);
 		}
 		SET_AIACK(cif->hwport);
 	}
diff --git a/sound/pci/rme32.c b/sound/pci/rme32.c
index 2a71499242fa..dc8d1302e22d 100644
--- a/sound/pci/rme32.c
+++ b/sound/pci/rme32.c
@@ -818,8 +818,7 @@ static void snd_rme32_pcm_stop(struct rme32 * rme32, int to_pause)
 		writel(0, rme32->iobase + RME32_IO_RESET_POS);
 }
 
-static irqreturn_t
-snd_rme32_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_rme32_interrupt(int irq, void *dev_id)
 {
 	struct rme32 *rme32 = (struct rme32 *) dev_id;
 
diff --git a/sound/pci/rme96.c b/sound/pci/rme96.c
index f8de7c997017..106110a89a4c 100644
--- a/sound/pci/rme96.c
+++ b/sound/pci/rme96.c
@@ -1117,8 +1117,7 @@ snd_rme96_capture_stop(struct rme96 *rme96)
 
 static irqreturn_t
 snd_rme96_interrupt(int irq,
-		    void *dev_id,
-		    struct pt_regs *regs)
+		    void *dev_id)
 {
 	struct rme96 *rme96 = (struct rme96 *)dev_id;
 
diff --git a/sound/pci/rme9652/hdsp.c b/sound/pci/rme9652/hdsp.c
index d3e07de433b0..694aa057ed49 100644
--- a/sound/pci/rme9652/hdsp.c
+++ b/sound/pci/rme9652/hdsp.c
@@ -3603,7 +3603,7 @@ static void hdsp_midi_tasklet(unsigned long arg)
 		snd_hdsp_midi_input_read (&hdsp->midi[1]);
 } 
 
-static irqreturn_t snd_hdsp_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_hdsp_interrupt(int irq, void *dev_id)
 {
 	struct hdsp *hdsp = (struct hdsp *) dev_id;
 	unsigned int status;
diff --git a/sound/pci/rme9652/hdspm.c b/sound/pci/rme9652/hdspm.c
index 7d03ae066d53..7055d893855d 100644
--- a/sound/pci/rme9652/hdspm.c
+++ b/sound/pci/rme9652/hdspm.c
@@ -2556,8 +2556,7 @@ static int snd_hdspm_set_defaults(struct hdspm * hdspm)
    interupt 
  ------------------------------------------------------------*/
 
-static irqreturn_t snd_hdspm_interrupt(int irq, void *dev_id,
-				       struct pt_regs *regs)
+static irqreturn_t snd_hdspm_interrupt(int irq, void *dev_id)
 {
 	struct hdspm *hdspm = (struct hdspm *) dev_id;
 	unsigned int status;
diff --git a/sound/pci/rme9652/rme9652.c b/sound/pci/rme9652/rme9652.c
index fc15f61ad5d1..cf0427b4bfde 100644
--- a/sound/pci/rme9652/rme9652.c
+++ b/sound/pci/rme9652/rme9652.c
@@ -1882,7 +1882,7 @@ static void snd_rme9652_set_defaults(struct snd_rme9652 *rme9652)
 	rme9652_set_rate(rme9652, 48000);
 }
 
-static irqreturn_t snd_rme9652_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_rme9652_interrupt(int irq, void *dev_id)
 {
 	struct snd_rme9652 *rme9652 = (struct snd_rme9652 *) dev_id;
 
diff --git a/sound/pci/sonicvibes.c b/sound/pci/sonicvibes.c
index e5d4def1aa6f..f9b8afabda9c 100644
--- a/sound/pci/sonicvibes.c
+++ b/sound/pci/sonicvibes.c
@@ -580,7 +580,7 @@ static int snd_sonicvibes_trigger(struct sonicvibes * sonic, int what, int cmd)
 	return result;
 }
 
-static irqreturn_t snd_sonicvibes_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_sonicvibes_interrupt(int irq, void *dev_id)
 {
 	struct sonicvibes *sonic = dev_id;
 	unsigned char status;
@@ -601,7 +601,7 @@ static irqreturn_t snd_sonicvibes_interrupt(int irq, void *dev_id, struct pt_reg
 	}
 	if (sonic->rmidi) {
 		if (status & SV_MIDI_IRQ)
-			snd_mpu401_uart_interrupt(irq, sonic->rmidi->private_data, regs);
+			snd_mpu401_uart_interrupt(irq, sonic->rmidi->private_data);
 	}
 	if (status & SV_UD_IRQ) {
 		unsigned char udreg;
diff --git a/sound/pci/trident/trident_main.c b/sound/pci/trident/trident_main.c
index ebbe12d78d8c..0d478871808d 100644
--- a/sound/pci/trident/trident_main.c
+++ b/sound/pci/trident/trident_main.c
@@ -52,8 +52,7 @@ static int snd_trident_pcm_mixer_build(struct snd_trident *trident,
 static int snd_trident_pcm_mixer_free(struct snd_trident *trident,
 				      struct snd_trident_voice * voice,
 				      struct snd_pcm_substream *substream);
-static irqreturn_t snd_trident_interrupt(int irq, void *dev_id,
-					 struct pt_regs *regs);
+static irqreturn_t snd_trident_interrupt(int irq, void *dev_id);
 static int snd_trident_sis_reset(struct snd_trident *trident);
 
 static void snd_trident_clear_voices(struct snd_trident * trident,
@@ -3737,7 +3736,7 @@ static int snd_trident_free(struct snd_trident *trident)
   
   ---------------------------------------------------------------------------*/
 
-static irqreturn_t snd_trident_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_trident_interrupt(int irq, void *dev_id)
 {
 	struct snd_trident *trident = dev_id;
 	unsigned int audio_int, chn_int, stimer, channel, mask, tmp;
@@ -3825,7 +3824,7 @@ static irqreturn_t snd_trident_interrupt(int irq, void *dev_id, struct pt_regs *
 	}
 	if (audio_int & MPU401_IRQ) {
 		if (trident->rmidi) {
-			snd_mpu401_uart_interrupt(irq, trident->rmidi->private_data, regs);
+			snd_mpu401_uart_interrupt(irq, trident->rmidi->private_data);
 		} else {
 			inb(TRID_REG(trident, T4D_MPUR0));
 		}
diff --git a/sound/pci/via82xx.c b/sound/pci/via82xx.c
index 6db3d4cc4d8d..e6990e0bbf23 100644
--- a/sound/pci/via82xx.c
+++ b/sound/pci/via82xx.c
@@ -613,7 +613,7 @@ static void snd_via82xx_channel_reset(struct via82xx *chip, struct viadev *viade
  *  Interrupt handler
  *  Used for 686 and 8233A
  */
-static irqreturn_t snd_via686_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_via686_interrupt(int irq, void *dev_id)
 {
 	struct via82xx *chip = dev_id;
 	unsigned int status;
@@ -623,7 +623,7 @@ static irqreturn_t snd_via686_interrupt(int irq, void *dev_id, struct pt_regs *r
 	if (! (status & chip->intr_mask)) {
 		if (chip->rmidi)
 			/* check mpu401 interrupt */
-			return snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data, regs);
+			return snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data);
 		return IRQ_NONE;
 	}
 
@@ -659,7 +659,7 @@ static irqreturn_t snd_via686_interrupt(int irq, void *dev_id, struct pt_regs *r
 /*
  *  Interrupt handler
  */
-static irqreturn_t snd_via8233_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_via8233_interrupt(int irq, void *dev_id)
 {
 	struct via82xx *chip = dev_id;
 	unsigned int status;
diff --git a/sound/pci/via82xx_modem.c b/sound/pci/via82xx_modem.c
index 016f9dac253f..5ab1cf3d434b 100644
--- a/sound/pci/via82xx_modem.c
+++ b/sound/pci/via82xx_modem.c
@@ -475,7 +475,7 @@ static void snd_via82xx_channel_reset(struct via82xx_modem *chip, struct viadev
  *  Interrupt handler
  */
 
-static irqreturn_t snd_via82xx_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_via82xx_interrupt(int irq, void *dev_id)
 {
 	struct via82xx_modem *chip = dev_id;
 	unsigned int status;
diff --git a/sound/pci/ymfpci/ymfpci_main.c b/sound/pci/ymfpci/ymfpci_main.c
index 24f6fc52f898..ebc6da89edf3 100644
--- a/sound/pci/ymfpci/ymfpci_main.c
+++ b/sound/pci/ymfpci/ymfpci_main.c
@@ -753,7 +753,7 @@ static void snd_ymfpci_irq_wait(struct snd_ymfpci *chip)
 	}
 }
 
-static irqreturn_t snd_ymfpci_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_ymfpci_interrupt(int irq, void *dev_id)
 {
 	struct snd_ymfpci *chip = dev_id;
 	u32 status, nvoice, mode;
@@ -799,7 +799,7 @@ static irqreturn_t snd_ymfpci_interrupt(int irq, void *dev_id, struct pt_regs *r
 	snd_ymfpci_writew(chip, YDSXGR_INTFLAG, status);
 
 	if (chip->rawmidi)
-		snd_mpu401_uart_interrupt(irq, chip->rawmidi->private_data, regs);
+		snd_mpu401_uart_interrupt(irq, chip->rawmidi->private_data);
 	return IRQ_HANDLED;
 }
 
diff --git a/sound/pcmcia/pdaudiocf/pdaudiocf.h b/sound/pcmcia/pdaudiocf/pdaudiocf.h
index 9a14a4f64bd3..206e2f5a113f 100644
--- a/sound/pcmcia/pdaudiocf/pdaudiocf.h
+++ b/sound/pcmcia/pdaudiocf/pdaudiocf.h
@@ -138,7 +138,7 @@ int snd_pdacf_suspend(struct snd_pdacf *chip, pm_message_t state);
 int snd_pdacf_resume(struct snd_pdacf *chip);
 #endif
 int snd_pdacf_pcm_new(struct snd_pdacf *chip);
-irqreturn_t pdacf_interrupt(int irq, void *dev, struct pt_regs *regs);
+irqreturn_t pdacf_interrupt(int irq, void *dev);
 void pdacf_tasklet(unsigned long private_data);
 void pdacf_reinit(struct snd_pdacf *chip, int resume);
 
diff --git a/sound/pcmcia/pdaudiocf/pdaudiocf_irq.c b/sound/pcmcia/pdaudiocf/pdaudiocf_irq.c
index 7c5f21e45cb4..5bd69206ba65 100644
--- a/sound/pcmcia/pdaudiocf/pdaudiocf_irq.c
+++ b/sound/pcmcia/pdaudiocf/pdaudiocf_irq.c
@@ -22,11 +22,12 @@
 #include <sound/core.h>
 #include "pdaudiocf.h"
 #include <sound/initval.h>
+#include <asm/irq_regs.h>
 
 /*
  *
  */
-irqreturn_t pdacf_interrupt(int irq, void *dev, struct pt_regs *regs)
+irqreturn_t pdacf_interrupt(int irq, void *dev)
 {
 	struct snd_pdacf *chip = dev;
 	unsigned short stat;
@@ -45,7 +46,7 @@ irqreturn_t pdacf_interrupt(int irq, void *dev, struct pt_regs *regs)
 		if (!(stat & PDAUDIOCF_IRQAKM))
 			stat |= PDAUDIOCF_IRQAKM;	/* check rate */
 	}
-	if (regs != NULL)
+	if (get_irq_regs() != NULL)
 		snd_ak4117_check_rate_and_errors(chip->ak4117, 0);
 	return IRQ_HANDLED;
 }
diff --git a/sound/ppc/pmac.c b/sound/ppc/pmac.c
index 641430631505..c64af55865d4 100644
--- a/sound/ppc/pmac.c
+++ b/sound/ppc/pmac.c
@@ -713,7 +713,7 @@ void snd_pmac_beep_dma_stop(struct snd_pmac *chip)
  * interrupt handlers
  */
 static irqreturn_t
-snd_pmac_tx_intr(int irq, void *devid, struct pt_regs *regs)
+snd_pmac_tx_intr(int irq, void *devid)
 {
 	struct snd_pmac *chip = devid;
 	snd_pmac_pcm_update(chip, &chip->playback);
@@ -722,7 +722,7 @@ snd_pmac_tx_intr(int irq, void *devid, struct pt_regs *regs)
 
 
 static irqreturn_t
-snd_pmac_rx_intr(int irq, void *devid, struct pt_regs *regs)
+snd_pmac_rx_intr(int irq, void *devid)
 {
 	struct snd_pmac *chip = devid;
 	snd_pmac_pcm_update(chip, &chip->capture);
@@ -731,7 +731,7 @@ snd_pmac_rx_intr(int irq, void *devid, struct pt_regs *regs)
 
 
 static irqreturn_t
-snd_pmac_ctrl_intr(int irq, void *devid, struct pt_regs *regs)
+snd_pmac_ctrl_intr(int irq, void *devid)
 {
 	struct snd_pmac *chip = devid;
 	int ctrl = in_le32(&chip->awacs->control);
diff --git a/sound/ppc/tumbler.c b/sound/ppc/tumbler.c
index cdff53e4a17e..2fbe1d183fce 100644
--- a/sound/ppc/tumbler.c
+++ b/sound/ppc/tumbler.c
@@ -1017,7 +1017,7 @@ static void tumbler_update_automute(struct snd_pmac *chip, int do_notify)
 
 
 /* interrupt - headphone plug changed */
-static irqreturn_t headphone_intr(int irq, void *devid, struct pt_regs *regs)
+static irqreturn_t headphone_intr(int irq, void *devid)
 {
 	struct snd_pmac *chip = devid;
 	if (chip->update_automute && chip->initialized) {
diff --git a/sound/sparc/amd7930.c b/sound/sparc/amd7930.c
index be0bd503f013..c899786f30f5 100644
--- a/sound/sparc/amd7930.c
+++ b/sound/sparc/amd7930.c
@@ -491,7 +491,7 @@ static void __amd7930_update_map(struct snd_amd7930 *amd)
 	__amd7930_write_map(amd);
 }
 
-static irqreturn_t snd_amd7930_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_amd7930_interrupt(int irq, void *dev_id)
 {
 	struct snd_amd7930 *amd = dev_id;
 	unsigned int elapsed;
diff --git a/sound/sparc/cs4231.c b/sound/sparc/cs4231.c
index 9a06c3bd6944..edeb3d3c4c7e 100644
--- a/sound/sparc/cs4231.c
+++ b/sound/sparc/cs4231.c
@@ -1753,7 +1753,7 @@ out_err:
 
 #ifdef SBUS_SUPPORT
 
-static irqreturn_t snd_cs4231_sbus_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_cs4231_sbus_interrupt(int irq, void *dev_id)
 {
 	unsigned long flags;
 	unsigned char status;
diff --git a/sound/sparc/dbri.c b/sound/sparc/dbri.c
index 5a97be689b40..4ceb09d215d8 100644
--- a/sound/sparc/dbri.c
+++ b/sound/sparc/dbri.c
@@ -1903,8 +1903,7 @@ static void dbri_process_interrupt_buffer(struct snd_dbri * dbri)
 	}
 }
 
-static irqreturn_t snd_dbri_interrupt(int irq, void *dev_id,
-				      struct pt_regs *regs)
+static irqreturn_t snd_dbri_interrupt(int irq, void *dev_id)
 {
 	struct snd_dbri *dbri = dev_id;
 	static int errcnt = 0;
diff --git a/sound/usb/usbaudio.c b/sound/usb/usbaudio.c
index a42acf6d7b68..c82b01c7ad3a 100644
--- a/sound/usb/usbaudio.c
+++ b/sound/usb/usbaudio.c
@@ -653,7 +653,7 @@ static struct snd_urb_ops audio_urb_ops_high_speed[2] = {
 /*
  * complete callback from data urb
  */
-static void snd_complete_urb(struct urb *urb, struct pt_regs *regs)
+static void snd_complete_urb(struct urb *urb)
 {
 	struct snd_urb_ctx *ctx = (struct snd_urb_ctx *)urb->context;
 	struct snd_usb_substream *subs = ctx->subs;
@@ -676,7 +676,7 @@ static void snd_complete_urb(struct urb *urb, struct pt_regs *regs)
 /*
  * complete callback from sync urb
  */
-static void snd_complete_sync_urb(struct urb *urb, struct pt_regs *regs)
+static void snd_complete_sync_urb(struct urb *urb)
 {
 	struct snd_urb_ctx *ctx = (struct snd_urb_ctx *)urb->context;
 	struct snd_usb_substream *subs = ctx->subs;
diff --git a/sound/usb/usbmidi.c b/sound/usb/usbmidi.c
index 0dcf78adb99a..b7c5e59b2299 100644
--- a/sound/usb/usbmidi.c
+++ b/sound/usb/usbmidi.c
@@ -223,7 +223,7 @@ static void dump_urb(const char *type, const u8 *data, int length)
 /*
  * Processes the data read from the device.
  */
-static void snd_usbmidi_in_urb_complete(struct urb* urb, struct pt_regs *regs)
+static void snd_usbmidi_in_urb_complete(struct urb* urb)
 {
 	struct snd_usb_midi_in_endpoint* ep = urb->context;
 
@@ -247,7 +247,7 @@ static void snd_usbmidi_in_urb_complete(struct urb* urb, struct pt_regs *regs)
 	snd_usbmidi_submit_urb(urb, GFP_ATOMIC);
 }
 
-static void snd_usbmidi_out_urb_complete(struct urb* urb, struct pt_regs *regs)
+static void snd_usbmidi_out_urb_complete(struct urb* urb)
 {
 	struct snd_usb_midi_out_endpoint* ep = urb->context;
 
diff --git a/sound/usb/usbmixer.c b/sound/usb/usbmixer.c
index e516d6adbb22..1024c178f5c0 100644
--- a/sound/usb/usbmixer.c
+++ b/sound/usb/usbmixer.c
@@ -1710,7 +1710,7 @@ static void snd_usb_mixer_memory_change(struct usb_mixer_interface *mixer,
 	}
 }
 
-static void snd_usb_mixer_status_complete(struct urb *urb, struct pt_regs *regs)
+static void snd_usb_mixer_status_complete(struct urb *urb)
 {
 	struct usb_mixer_interface *mixer = urb->context;
 
@@ -1772,8 +1772,7 @@ static int snd_usb_mixer_status_create(struct usb_mixer_interface *mixer)
 	return 0;
 }
 
-static void snd_usb_soundblaster_remote_complete(struct urb *urb,
-						 struct pt_regs *regs)
+static void snd_usb_soundblaster_remote_complete(struct urb *urb)
 {
 	struct usb_mixer_interface *mixer = urb->context;
 	const struct rc_config *rc = mixer->rc_cfg;
diff --git a/sound/usb/usx2y/usbusx2y.c b/sound/usb/usx2y/usbusx2y.c
index cfec38d7839b..e011fcacce92 100644
--- a/sound/usb/usx2y/usbusx2y.c
+++ b/sound/usb/usx2y/usbusx2y.c
@@ -172,7 +172,7 @@ static void snd_usX2Y_card_private_free(struct snd_card *card);
 /* 
  * pipe 4 is used for switching the lamps, setting samplerate, volumes ....   
  */
-static void i_usX2Y_Out04Int(struct urb *urb, struct pt_regs *regs)
+static void i_usX2Y_Out04Int(struct urb *urb)
 {
 #ifdef CONFIG_SND_DEBUG
 	if (urb->status) {
@@ -184,7 +184,7 @@ static void i_usX2Y_Out04Int(struct urb *urb, struct pt_regs *regs)
 #endif
 }
 
-static void i_usX2Y_In04Int(struct urb *urb, struct pt_regs *regs)
+static void i_usX2Y_In04Int(struct urb *urb)
 {
 	int			err = 0;
 	struct usX2Ydev		*usX2Y = urb->context;
diff --git a/sound/usb/usx2y/usbusx2yaudio.c b/sound/usb/usx2y/usbusx2yaudio.c
index f6bd0dee563c..367f8a32a665 100644
--- a/sound/usb/usx2y/usbusx2yaudio.c
+++ b/sound/usb/usx2y/usbusx2yaudio.c
@@ -306,7 +306,7 @@ static void usX2Y_error_sequence(struct usX2Ydev *usX2Y,
 	usX2Y_clients_stop(usX2Y);
 }
 
-static void i_usX2Y_urb_complete(struct urb *urb, struct pt_regs *regs)
+static void i_usX2Y_urb_complete(struct urb *urb)
 {
 	struct snd_usX2Y_substream *subs = urb->context;
 	struct usX2Ydev *usX2Y = subs->usX2Y;
@@ -322,7 +322,7 @@ static void i_usX2Y_urb_complete(struct urb *urb, struct pt_regs *regs)
 		usX2Y_error_urb_status(usX2Y, subs, urb);
 		return;
 	}
-	if (likely((0xFFFF & urb->start_frame) == usX2Y->wait_iso_frame))
+	if (likely(urb->start_frame == usX2Y->wait_iso_frame))
 		subs->completed_urb = urb;
 	else {
 		usX2Y_error_sequence(usX2Y, subs, urb);
@@ -335,13 +335,9 @@ static void i_usX2Y_urb_complete(struct urb *urb, struct pt_regs *regs)
 		    atomic_read(&capsubs->state) >= state_PREPARED &&
 		    (playbacksubs->completed_urb ||
 		     atomic_read(&playbacksubs->state) < state_PREPARED)) {
-			if (!usX2Y_usbframe_complete(capsubs, playbacksubs, urb->start_frame)) {
-				if (nr_of_packs() <= urb->start_frame &&
-				    urb->start_frame <= (2 * nr_of_packs() - 1))	// uhci and ohci
-					usX2Y->wait_iso_frame = urb->start_frame - nr_of_packs();
-				else
-					usX2Y->wait_iso_frame +=  nr_of_packs();
-			} else {
+			if (!usX2Y_usbframe_complete(capsubs, playbacksubs, urb->start_frame))
+				usX2Y->wait_iso_frame += nr_of_packs();
+			else {
 				snd_printdd("\n");
 				usX2Y_clients_stop(usX2Y);
 			}
@@ -350,7 +346,7 @@ static void i_usX2Y_urb_complete(struct urb *urb, struct pt_regs *regs)
 }
 
 static void usX2Y_urbs_set_complete(struct usX2Ydev * usX2Y,
-				    void (*complete)(struct urb *, struct pt_regs *))
+				    void (*complete)(struct urb *))
 {
 	int s, u;
 	for (s = 0; s < 4; s++) {
@@ -370,7 +366,7 @@ static void usX2Y_subs_startup_finish(struct usX2Ydev * usX2Y)
 	usX2Y->prepare_subs = NULL;
 }
 
-static void i_usX2Y_subs_startup(struct urb *urb, struct pt_regs *regs)
+static void i_usX2Y_subs_startup(struct urb *urb)
 {
 	struct snd_usX2Y_substream *subs = urb->context;
 	struct usX2Ydev *usX2Y = subs->usX2Y;
@@ -382,7 +378,7 @@ static void i_usX2Y_subs_startup(struct urb *urb, struct pt_regs *regs)
 			wake_up(&usX2Y->prepare_wait_queue);
 		}
 
-	i_usX2Y_urb_complete(urb, regs);
+	i_usX2Y_urb_complete(urb);
 }
 
 static void usX2Y_subs_prepare(struct snd_usX2Y_substream *subs)
@@ -495,7 +491,6 @@ static int usX2Y_urbs_start(struct snd_usX2Y_substream *subs)
 		if (subs != NULL && atomic_read(&subs->state) >= state_PREPARED)
 			goto start;
 	}
-	usX2Y->wait_iso_frame = -1;
 
  start:
 	usX2Y_subs_startup(subs);
@@ -516,10 +511,9 @@ static int usX2Y_urbs_start(struct snd_usX2Y_substream *subs)
 				snd_printk (KERN_ERR "cannot submit datapipe for urb %d, err = %d\n", i, err);
 				err = -EPIPE;
 				goto cleanup;
-			} else {
-				if (0 > usX2Y->wait_iso_frame)
+			} else
+				if (i == 0)
 					usX2Y->wait_iso_frame = urb->start_frame;
-			}
 			urb->transfer_flags = 0;
 		} else {
 			atomic_set(&subs->state, state_STARTING1);
@@ -663,7 +657,7 @@ static struct s_c2 SetRate48000[] =
 };
 #define NOOF_SETRATE_URBS ARRAY_SIZE(SetRate48000)
 
-static void i_usX2Y_04Int(struct urb *urb, struct pt_regs *regs)
+static void i_usX2Y_04Int(struct urb *urb)
 {
 	struct usX2Ydev *usX2Y = urb->context;
 	
diff --git a/sound/usb/usx2y/usx2yhwdeppcm.c b/sound/usb/usx2y/usx2yhwdeppcm.c
index 88b72b52590f..8f3e35e24e72 100644
--- a/sound/usb/usx2y/usx2yhwdeppcm.c
+++ b/sound/usb/usx2y/usx2yhwdeppcm.c
@@ -226,7 +226,7 @@ static inline int usX2Y_usbpcm_usbframe_complete(struct snd_usX2Y_substream *cap
 }
 
 
-static void i_usX2Y_usbpcm_urb_complete(struct urb *urb, struct pt_regs *regs)
+static void i_usX2Y_usbpcm_urb_complete(struct urb *urb)
 {
 	struct snd_usX2Y_substream *subs = urb->context;
 	struct usX2Ydev *usX2Y = subs->usX2Y;
@@ -243,7 +243,7 @@ static void i_usX2Y_usbpcm_urb_complete(struct urb *urb, struct pt_regs *regs)
 		usX2Y_error_urb_status(usX2Y, subs, urb);
 		return;
 	}
-	if (likely((0xFFFF & urb->start_frame) == usX2Y->wait_iso_frame))
+	if (likely(urb->start_frame == usX2Y->wait_iso_frame))
 		subs->completed_urb = urb;
 	else {
 		usX2Y_error_sequence(usX2Y, subs, urb);
@@ -256,13 +256,9 @@ static void i_usX2Y_usbpcm_urb_complete(struct urb *urb, struct pt_regs *regs)
 	if (capsubs->completed_urb && atomic_read(&capsubs->state) >= state_PREPARED &&
 	    (NULL == capsubs2 || capsubs2->completed_urb) &&
 	    (playbacksubs->completed_urb || atomic_read(&playbacksubs->state) < state_PREPARED)) {
-		if (!usX2Y_usbpcm_usbframe_complete(capsubs, capsubs2, playbacksubs, urb->start_frame)) {
-			if (nr_of_packs() <= urb->start_frame &&
-			    urb->start_frame <= (2 * nr_of_packs() - 1))	// uhci and ohci
-				usX2Y->wait_iso_frame = urb->start_frame - nr_of_packs();
-			else
-				usX2Y->wait_iso_frame +=  nr_of_packs();
-		} else {
+		if (!usX2Y_usbpcm_usbframe_complete(capsubs, capsubs2, playbacksubs, urb->start_frame))
+			usX2Y->wait_iso_frame += nr_of_packs();
+		else {
 			snd_printdd("\n");
 			usX2Y_clients_stop(usX2Y);
 		}
@@ -294,7 +290,7 @@ static void usX2Y_usbpcm_subs_startup_finish(struct usX2Ydev * usX2Y)
 	usX2Y->prepare_subs = NULL;
 }
 
-static void i_usX2Y_usbpcm_subs_startup(struct urb *urb, struct pt_regs *regs)
+static void i_usX2Y_usbpcm_subs_startup(struct urb *urb)
 {
 	struct snd_usX2Y_substream *subs = urb->context;
 	struct usX2Ydev *usX2Y = subs->usX2Y;
@@ -311,7 +307,7 @@ static void i_usX2Y_usbpcm_subs_startup(struct urb *urb, struct pt_regs *regs)
 		wake_up(&usX2Y->prepare_wait_queue);
 	}
 
-	i_usX2Y_usbpcm_urb_complete(urb, regs);
+	i_usX2Y_usbpcm_urb_complete(urb);
 }
 
 /*
@@ -433,7 +429,6 @@ static int usX2Y_usbpcm_urbs_start(struct snd_usX2Y_substream *subs)
 		if (subs != NULL && atomic_read(&subs->state) >= state_PREPARED)
 			goto start;
 	}
-	usX2Y->wait_iso_frame = -1;
 
  start:
 	usX2Y_usbpcm_subs_startup(subs);
@@ -459,7 +454,7 @@ static int usX2Y_usbpcm_urbs_start(struct snd_usX2Y_substream *subs)
 						goto cleanup;
 					}  else {
 						snd_printdd("%i\n", urb->start_frame);
-						if (0 > usX2Y->wait_iso_frame)
+						if (u == 0)
 							usX2Y->wait_iso_frame = urb->start_frame;
 					}
 					urb->transfer_flags = 0;
@@ -632,7 +627,7 @@ static int usX2Y_pcms_lock_check(struct snd_card *card)
 		for (s = 0; s < 2; ++s) {
 			struct snd_pcm_substream *substream;
 			substream = pcm->streams[s].substream;
-			if (SUBSTREAM_BUSY(substream))
+			if (substream && SUBSTREAM_BUSY(substream))
 				err = -EBUSY;
 		}
 	}