Merge /spare/repo/linux-2.6/

36 files changed, 112 insertions, 140 deletions

diff --git a/arch/mips/kernel/Makefile b/arch/mips/kernel/Makefile
index a0230ee0f7f4..d3303584fbd1 100644
--- a/arch/mips/kernel/Makefile
+++ b/arch/mips/kernel/Makefile
@@ -13,8 +13,8 @@ binfmt_irix-objs	:= irixelf.o irixinv.o irixioctl.o irixsig.o	\
 
 ifdef CONFIG_MODULES
 obj-y				+= mips_ksyms.o module.o
-obj-$(CONFIG_MIPS32)		+= module-elf32.o
-obj-$(CONFIG_MIPS64)		+= module-elf64.o
+obj-$(CONFIG_32BIT)		+= module-elf32.o
+obj-$(CONFIG_64BIT)		+= module-elf64.o
 endif
 
 obj-$(CONFIG_CPU_R3000)		+= r2300_fpu.o r2300_switch.o
@@ -45,8 +45,8 @@ obj-$(CONFIG_IRQ_CPU_RM7K)	+= irq-rm7000.o
 obj-$(CONFIG_IRQ_CPU_RM9K)	+= irq-rm9000.o
 obj-$(CONFIG_IRQ_MV64340)	+= irq-mv6434x.o
 
-obj-$(CONFIG_MIPS32)		+= scall32-o32.o
-obj-$(CONFIG_MIPS64)		+= scall64-64.o
+obj-$(CONFIG_32BIT)		+= scall32-o32.o
+obj-$(CONFIG_64BIT)		+= scall64-64.o
 obj-$(CONFIG_BINFMT_IRIX)	+= binfmt_irix.o
 obj-$(CONFIG_MIPS32_COMPAT)	+= ioctl32.o linux32.o signal32.o
 obj-$(CONFIG_MIPS32_N32)	+= binfmt_elfn32.o scall64-n32.o signal_n32.o
@@ -55,7 +55,7 @@ obj-$(CONFIG_MIPS32_O32)	+= binfmt_elfo32.o scall64-o32.o ptrace32.o
 obj-$(CONFIG_KGDB)		+= gdb-low.o gdb-stub.o
 obj-$(CONFIG_PROC_FS)		+= proc.o
 
-obj-$(CONFIG_MIPS64)		+= cpu-bugs64.o
+obj-$(CONFIG_64BIT)		+= cpu-bugs64.o
 
 obj-$(CONFIG_GEN_RTC)		+= genrtc.o
 
diff --git a/arch/mips/kernel/offset.c b/arch/mips/kernel/asm-offsets.c
index 2c11abb5a406..2c11abb5a406 100644
--- a/arch/mips/kernel/offset.c
+++ b/arch/mips/kernel/asm-offsets.c
diff --git a/arch/mips/kernel/binfmt_elfn32.c b/arch/mips/kernel/binfmt_elfn32.c
index ed47041f3030..6b645fbb1ddc 100644
--- a/arch/mips/kernel/binfmt_elfn32.c
+++ b/arch/mips/kernel/binfmt_elfn32.c
@@ -103,7 +103,7 @@ jiffies_to_compat_timeval(unsigned long jiffies, struct compat_timeval *value)
 	 * Convert jiffies to nanoseconds and seperate with
 	 * one divide.
 	 */
-	u64 nsec = (u64)jiffies * TICK_NSEC; 
+	u64 nsec = (u64)jiffies * TICK_NSEC;
 	value->tv_sec = div_long_long_rem(nsec, NSEC_PER_SEC, &value->tv_usec);
 	value->tv_usec /= NSEC_PER_USEC;
 }
diff --git a/arch/mips/kernel/binfmt_elfo32.c b/arch/mips/kernel/binfmt_elfo32.c
index ee21b18c37a8..b4075e99c452 100644
--- a/arch/mips/kernel/binfmt_elfo32.c
+++ b/arch/mips/kernel/binfmt_elfo32.c
@@ -105,7 +105,7 @@ jiffies_to_compat_timeval(unsigned long jiffies, struct compat_timeval *value)
 	 * Convert jiffies to nanoseconds and seperate with
 	 * one divide.
 	 */
-	u64 nsec = (u64)jiffies * TICK_NSEC; 
+	u64 nsec = (u64)jiffies * TICK_NSEC;
 	value->tv_sec = div_long_long_rem(nsec, NSEC_PER_SEC, &value->tv_usec);
 	value->tv_usec /= NSEC_PER_USEC;
 }
diff --git a/arch/mips/kernel/cpu-bugs64.c b/arch/mips/kernel/cpu-bugs64.c
index 11ebe5d4c446..47a087b6c11b 100644
--- a/arch/mips/kernel/cpu-bugs64.c
+++ b/arch/mips/kernel/cpu-bugs64.c
@@ -137,7 +137,7 @@ static inline void check_mult_sh(void)
 	for (i = 0; i < 8; i++)
 		if (v1[i] != w[i])
 			bug = 1;
-		
+
 	if (bug == 0) {
 		printk("no.\n");
 		return;
@@ -149,7 +149,7 @@ static inline void check_mult_sh(void)
 	for (i = 0; i < 8; i++)
 		if (v2[i] != w[i])
 			fix = 0;
-		
+
 	if (fix == 1) {
 		printk("yes.\n");
 		return;
diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c
index 4bb849582314..7685f8baf3f0 100644
--- a/arch/mips/kernel/cpu-probe.c
+++ b/arch/mips/kernel/cpu-probe.c
@@ -229,15 +229,9 @@ static inline void cpu_probe_legacy(struct cpuinfo_mips *c)
 		break;
 	case PRID_IMP_VR41XX:
 		switch (c->processor_id & 0xf0) {
-#ifndef CONFIG_VR4181
 		case PRID_REV_VR4111:
 			c->cputype = CPU_VR4111;
 			break;
-#else
-		case PRID_REV_VR4181:
-			c->cputype = CPU_VR4181;
-			break;
-#endif
 		case PRID_REV_VR4121:
 			c->cputype = CPU_VR4121;
 			break;
diff --git a/arch/mips/kernel/gdb-low.S b/arch/mips/kernel/gdb-low.S
index ece6ddaf7011..512bedbfa7b9 100644
--- a/arch/mips/kernel/gdb-low.S
+++ b/arch/mips/kernel/gdb-low.S
@@ -13,13 +13,13 @@
 #include <asm/stackframe.h>
 #include <asm/gdb-stub.h>
 
-#ifdef CONFIG_MIPS32
+#ifdef CONFIG_32BIT
 #define DMFC0	mfc0
 #define DMTC0	mtc0
 #define LDC1	lwc1
 #define SDC1	lwc1
 #endif
-#ifdef CONFIG_MIPS64
+#ifdef CONFIG_64BIT
 #define DMFC0	dmfc0
 #define DMTC0	dmtc0
 #define LDC1	ldc1
diff --git a/arch/mips/kernel/gdb-stub.c b/arch/mips/kernel/gdb-stub.c
index 269889302a27..d3fd1ab14274 100644
--- a/arch/mips/kernel/gdb-stub.c
+++ b/arch/mips/kernel/gdb-stub.c
@@ -687,8 +687,8 @@ void handle_exception (struct gdb_regs *regs)
 	 * acquire the big kgdb spinlock
 	 */
 	if (!spin_trylock(&kgdb_lock)) {
-		/* 
-		 * some other CPU has the lock, we should go back to 
+		/*
+		 * some other CPU has the lock, we should go back to
 		 * receive the gdb_wait IPC
 		 */
 		return;
@@ -703,7 +703,7 @@ void handle_exception (struct gdb_regs *regs)
 		async_bp.addr = 0;
 	}
 
-	/* 
+	/*
 	 * acquire the CPU spinlocks
 	 */
 	for (i = num_online_cpus()-1; i >= 0; i--)
@@ -894,7 +894,7 @@ void handle_exception (struct gdb_regs *regs)
 			ptr = &input_buffer[1];
 			if (hexToLong(&ptr, &addr))
 				regs->cp0_epc = addr;
-	  
+
 			goto exit_kgdb_exception;
 			break;
 
@@ -1001,7 +1001,7 @@ void breakpoint(void)
 		return;
 
 	__asm__ __volatile__(
-			".globl	breakinst\n\t" 
+			".globl	breakinst\n\t"
 			".set\tnoreorder\n\t"
 			"nop\n"
 			"breakinst:\tbreak\n\t"
@@ -1014,7 +1014,7 @@ void breakpoint(void)
 void async_breakpoint(void)
 {
 	__asm__ __volatile__(
-			".globl	async_breakinst\n\t" 
+			".globl	async_breakinst\n\t"
 			".set\tnoreorder\n\t"
 			"nop\n"
 			"async_breakinst:\tbreak\n\t"
diff --git a/arch/mips/kernel/genex.S b/arch/mips/kernel/genex.S
index a5b0a389b063..e7f6c1b90806 100644
--- a/arch/mips/kernel/genex.S
+++ b/arch/mips/kernel/genex.S
@@ -54,7 +54,7 @@ NESTED(except_vec3_generic, 0, sp)
 #endif
 	mfc0	k1, CP0_CAUSE
 	andi	k1, k1, 0x7c
-#ifdef CONFIG_MIPS64
+#ifdef CONFIG_64BIT
 	dsll	k1, k1, 1
 #endif
 	PTR_L	k0, exception_handlers(k1)
@@ -81,7 +81,7 @@ NESTED(except_vec3_r4000, 0, sp)
 	beq	k1, k0, handle_vced
 	 li	k0, 14<<2
 	beq	k1, k0, handle_vcei
-#ifdef CONFIG_MIPS64
+#ifdef CONFIG_64BIT
 	dsll	k1, k1, 1
 #endif
 	.set	pop
@@ -244,12 +244,12 @@ NESTED(nmi_handler, PT_SIZE, sp)
 	   start with an n and gas will believe \n is ok ...  */
 	.macro	__BUILD_verbose	nexception
 	LONG_L	a1, PT_EPC(sp)
-#if CONFIG_MIPS32
+#ifdef CONFIG_32BIT
 	PRINT("Got \nexception at %08lx\012")
-#endif	
-#if CONFIG_MIPS64
+#endif
+#ifdef CONFIG_64BIT
 	PRINT("Got \nexception at %016lx\012")
-#endif	
+#endif
 	.endm
 
 	.macro	__BUILD_count exception
@@ -293,7 +293,7 @@ NESTED(nmi_handler, PT_SIZE, sp)
 	BUILD_HANDLER mcheck mcheck cli verbose		/* #24 */
 	BUILD_HANDLER reserved reserved sti verbose	/* others */
 
-#ifdef CONFIG_MIPS64
+#ifdef CONFIG_64BIT
 /* A temporary overflow handler used by check_daddi(). */
 
 	__INIT
diff --git a/arch/mips/kernel/genrtc.c b/arch/mips/kernel/genrtc.c
index 288bf51ad4ec..71416e7bbbaa 100644
--- a/arch/mips/kernel/genrtc.c
+++ b/arch/mips/kernel/genrtc.c
@@ -14,7 +14,7 @@
 #include <asm/rtc.h>
 #include <asm/time.h>
 
-static spinlock_t mips_rtc_lock = SPIN_LOCK_UNLOCKED;
+static DEFINE_SPINLOCK(mips_rtc_lock);
 
 unsigned int get_rtc_time(struct rtc_time *time)
 {
diff --git a/arch/mips/kernel/head.S b/arch/mips/kernel/head.S
index a64e87d22014..2a1b45d66f04 100644
--- a/arch/mips/kernel/head.S
+++ b/arch/mips/kernel/head.S
@@ -107,7 +107,7 @@
 	.endm
 
 	.macro	setup_c0_status_pri
-#ifdef CONFIG_MIPS64
+#ifdef CONFIG_64BIT
 	setup_c0_status ST0_KX 0
 #else
 	setup_c0_status 0 0
@@ -115,7 +115,7 @@
 	.endm
 
 	.macro	setup_c0_status_sec
-#ifdef CONFIG_MIPS64
+#ifdef CONFIG_64BIT
 	setup_c0_status ST0_KX ST0_BEV
 #else
 	setup_c0_status 0 ST0_BEV
@@ -215,7 +215,7 @@ NESTED(smp_bootstrap, 16, sp)
 	 * slightly different layout ...
 	 */
 	page	swapper_pg_dir, _PGD_ORDER
-#ifdef CONFIG_MIPS64
+#ifdef CONFIG_64BIT
 	page	invalid_pmd_table, _PMD_ORDER
 #endif
 	page	invalid_pte_table, _PTE_ORDER
diff --git a/arch/mips/kernel/i8259.c b/arch/mips/kernel/i8259.c
index 7eec7568bfea..447759201d1d 100644
--- a/arch/mips/kernel/i8259.c
+++ b/arch/mips/kernel/i8259.c
@@ -31,7 +31,7 @@ void disable_8259A_irq(unsigned int irq);
  * moves to arch independent land
  */
 
-spinlock_t i8259A_lock = SPIN_LOCK_UNLOCKED;
+spinlock_t DEFINE_SPINLOCK(i8259A_lock);
 
 static void end_8259A_irq (unsigned int irq)
 {
diff --git a/arch/mips/kernel/ioctl32.c b/arch/mips/kernel/ioctl32.c
index 519cd5d0aebb..c069719ff0d8 100644
--- a/arch/mips/kernel/ioctl32.c
+++ b/arch/mips/kernel/ioctl32.c
@@ -27,7 +27,7 @@ long sys_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg);
 #include "compat_ioctl.c"
 
 typedef int (* ioctl32_handler_t)(unsigned int, unsigned int, unsigned long, struct file *);
-                                                                                
+
 #define COMPATIBLE_IOCTL(cmd)		HANDLE_IOCTL((cmd),sys_ioctl)
 #define HANDLE_IOCTL(cmd,handler)	{ (cmd), (ioctl32_handler_t)(handler), NULL },
 #define IOCTL_TABLE_START \
diff --git a/arch/mips/kernel/irixioctl.c b/arch/mips/kernel/irixioctl.c
index 4cd3d38a22c2..3cdc22346f4c 100644
--- a/arch/mips/kernel/irixioctl.c
+++ b/arch/mips/kernel/irixioctl.c
@@ -14,6 +14,7 @@
 #include <linux/syscalls.h>
 #include <linux/tty.h>
 #include <linux/file.h>
+#include <linux/rcupdate.h>
 
 #include <asm/uaccess.h>
 #include <asm/ioctl.h>
@@ -33,7 +34,7 @@ static struct tty_struct *get_tty(int fd)
 	struct file *filp;
 	struct tty_struct *ttyp = NULL;
 
-	spin_lock(&current->files->file_lock);
+	rcu_read_lock();
 	filp = fcheck(fd);
 	if(filp && filp->private_data) {
 		ttyp = (struct tty_struct *) filp->private_data;
@@ -41,7 +42,7 @@ static struct tty_struct *get_tty(int fd)
 		if(ttyp->magic != TTY_MAGIC)
 			ttyp =NULL;
 	}
-	spin_unlock(&current->files->file_lock);
+	rcu_read_unlock();
 	return ttyp;
 }
 
diff --git a/arch/mips/kernel/irixsig.c b/arch/mips/kernel/irixsig.c
index 40244782a8e5..eff89322ba50 100644
--- a/arch/mips/kernel/irixsig.c
+++ b/arch/mips/kernel/irixsig.c
@@ -155,13 +155,12 @@ static inline void handle_signal(unsigned long sig, siginfo_t *info,
 	else
 		setup_irix_frame(ka, regs, sig, oldset);
 
-	if (!(ka->sa.sa_flags & SA_NODEFER)) {
-		spin_lock_irq(&current->sighand->siglock);
-		sigorsets(&current->blocked,&current->blocked,&ka->sa.sa_mask);
+	spin_lock_irq(&current->sighand->siglock);
+	sigorsets(&current->blocked,&current->blocked,&ka->sa.sa_mask);
+	if (!(ka->sa.sa_flags & SA_NODEFER))
 		sigaddset(&current->blocked,sig);
-		recalc_sigpending();
-		spin_unlock_irq(&current->sighand->siglock);
-	}
+	recalc_sigpending();
+	spin_unlock_irq(&current->sighand->siglock);
 }
 
 asmlinkage int do_irix_signal(sigset_t *oldset, struct pt_regs *regs)
@@ -441,18 +440,6 @@ struct irix5_siginfo {
 	} stuff;
 };
 
-static inline unsigned long timespectojiffies(struct timespec *value)
-{
-	unsigned long sec = (unsigned) value->tv_sec;
-	long nsec = value->tv_nsec;
-
-	if (sec > (LONG_MAX / HZ))
-		return LONG_MAX;
-	nsec += 1000000000L / HZ - 1;
-	nsec /= 1000000000L / HZ;
-	return HZ * sec + nsec;
-}
-
 asmlinkage int irix_sigpoll_sys(unsigned long *set, struct irix5_siginfo *info,
 				struct timespec *tp)
 {
@@ -490,14 +477,13 @@ asmlinkage int irix_sigpoll_sys(unsigned long *set, struct irix5_siginfo *info,
 			error = -EINVAL;
 			goto out;
 		}
-		expire = timespectojiffies(tp)+(tp->tv_sec||tp->tv_nsec);
+		expire = timespec_to_jiffies(tp) + (tp->tv_sec||tp->tv_nsec);
 	}
 
 	while(1) {
 		long tmp = 0;
 
-		current->state = TASK_INTERRUPTIBLE;
-		expire = schedule_timeout(expire);
+		expire = schedule_timeout_interruptible(expire);
 
 		for (i=0; i<=4; i++)
 			tmp |= (current->pending.signal.sig[i] & kset.sig[i]);
diff --git a/arch/mips/kernel/irq.c b/arch/mips/kernel/irq.c
index 441157a1f994..7d93992e462c 100644
--- a/arch/mips/kernel/irq.c
+++ b/arch/mips/kernel/irq.c
@@ -77,7 +77,7 @@ int show_interrupts(struct seq_file *p, void *v)
 	if (i < NR_IRQS) {
 		spin_lock_irqsave(&irq_desc[i].lock, flags);
 		action = irq_desc[i].action;
-		if (!action) 
+		if (!action)
 			goto skip;
 		seq_printf(p, "%3d: ",i);
 #ifndef CONFIG_SMP
diff --git a/arch/mips/kernel/linux32.c b/arch/mips/kernel/linux32.c
index 993abc868e54..ece4564919d8 100644
--- a/arch/mips/kernel/linux32.c
+++ b/arch/mips/kernel/linux32.c
@@ -313,7 +313,7 @@ asmlinkage int sys32_sysinfo(struct sysinfo32 *info)
 	struct sysinfo s;
 	int ret, err;
 	mm_segment_t old_fs = get_fs ();
-	
+
 	set_fs (KERNEL_DS);
 	ret = sys_sysinfo(&s);
 	set_fs (old_fs);
@@ -546,21 +546,21 @@ struct msgbuf32 { s32 mtype; char mtext[1]; };
 struct ipc_perm32
 {
 	key_t    	  key;
-        compat_uid_t  uid;
-        compat_gid_t  gid;
-        compat_uid_t  cuid;
-        compat_gid_t  cgid;
+        __compat_uid_t  uid;
+        __compat_gid_t  gid;
+        __compat_uid_t  cuid;
+        __compat_gid_t  cgid;
         compat_mode_t	mode;
         unsigned short  seq;
 };
 
 struct ipc64_perm32 {
 	key_t key;
-	compat_uid_t uid;
-	compat_gid_t gid;
-	compat_uid_t cuid;
-	compat_gid_t cgid;
-	compat_mode_t	mode; 
+	__compat_uid_t uid;
+	__compat_gid_t gid;
+	__compat_uid_t cuid;
+	__compat_gid_t cgid;
+	compat_mode_t	mode;
 	unsigned short	seq;
 	unsigned short __pad1;
 	unsigned int __unused1;
@@ -1334,17 +1334,17 @@ asmlinkage int sys32_sendfile(int out_fd, int in_fd, compat_off_t *offset,
 	mm_segment_t old_fs = get_fs();
 	int ret;
 	off_t of;
-	
+
 	if (offset && get_user(of, offset))
 		return -EFAULT;
-		
+
 	set_fs(KERNEL_DS);
 	ret = sys_sendfile(out_fd, in_fd, offset ? &of : NULL, count);
 	set_fs(old_fs);
-	
+
 	if (offset && put_user(of, offset))
 		return -EFAULT;
-		
+
 	return ret;
 }
 
@@ -1362,11 +1362,11 @@ static unsigned char socketcall_nargs[18]={AL(0),AL(3),AL(3),AL(3),AL(2),AL(3),
 #undef AL
 
 /*
- *	System call vectors. 
+ *	System call vectors.
  *
  *	Argument checking cleaned up. Saved 20% in size.
  *  This function doesn't need to set the kernel lock because
- *  it is set by the callees. 
+ *  it is set by the callees.
  */
 
 asmlinkage long sys32_socketcall(int call, unsigned int *args32)
@@ -1402,11 +1402,11 @@ asmlinkage long sys32_socketcall(int call, unsigned int *args32)
 	/* copy_from_user should be SMP safe. */
 	if (copy_from_user(a, args32, socketcall_nargs[call]))
 		return -EFAULT;
-		
+
 	a0=a[0];
 	a1=a[1];
-	
-	switch(call) 
+
+	switch(call)
 	{
 		case SYS_SOCKET:
 			err = sys_socket(a0,a1,a[2]);
diff --git a/arch/mips/kernel/mips_ksyms.c b/arch/mips/kernel/mips_ksyms.c
index eed29fc9dc82..86e42c633f73 100644
--- a/arch/mips/kernel/mips_ksyms.c
+++ b/arch/mips/kernel/mips_ksyms.c
@@ -35,7 +35,7 @@ EXPORT_SYMBOL(memcpy);
 EXPORT_SYMBOL(memmove);
 EXPORT_SYMBOL(strcat);
 EXPORT_SYMBOL(strchr);
-#ifdef CONFIG_MIPS64
+#ifdef CONFIG_64BIT
 EXPORT_SYMBOL(strncmp);
 #endif
 EXPORT_SYMBOL(strlen);
diff --git a/arch/mips/kernel/process.c b/arch/mips/kernel/process.c
index 6e70c42c2058..e4f2f8011387 100644
--- a/arch/mips/kernel/process.c
+++ b/arch/mips/kernel/process.c
@@ -70,7 +70,7 @@ void start_thread(struct pt_regs * regs, unsigned long pc, unsigned long sp)
 
 	/* New thread loses kernel privileges. */
 	status = regs->cp0_status & ~(ST0_CU0|ST0_CU1|KU_MASK);
-#ifdef CONFIG_MIPS64
+#ifdef CONFIG_64BIT
 	status &= ~ST0_FR;
 	status |= (current->thread.mflags & MF_32BIT_REGS) ? 0 : ST0_FR;
 #endif
@@ -236,10 +236,10 @@ static int __init get_frame_info(struct mips_frame_info *info, void *func)
 			break;
 
 		if (
-#ifdef CONFIG_MIPS32
+#ifdef CONFIG_32BIT
 		    ip->i_format.opcode == sw_op &&
 #endif
-#ifdef CONFIG_MIPS64
+#ifdef CONFIG_64BIT
 		    ip->i_format.opcode == sd_op &&
 #endif
 		    ip->i_format.rs == 29)
@@ -353,7 +353,7 @@ schedule_timeout_caller:
 
 out:
 
-#ifdef CONFIG_MIPS64
+#ifdef CONFIG_64BIT
 	if (current->thread.mflags & MF_32BIT_REGS) /* Kludge for 32-bit ps  */
 		pc &= 0xffffffffUL;
 #endif
diff --git a/arch/mips/kernel/ptrace.c b/arch/mips/kernel/ptrace.c
index 92e70ca3bff9..0b571a5b4b83 100644
--- a/arch/mips/kernel/ptrace.c
+++ b/arch/mips/kernel/ptrace.c
@@ -124,7 +124,7 @@ asmlinkage int sys_ptrace(long request, long pid, long addr, long data)
 			if (tsk_used_math(child)) {
 				fpureg_t *fregs = get_fpu_regs(child);
 
-#ifdef CONFIG_MIPS32
+#ifdef CONFIG_32BIT
 				/*
 				 * The odd registers are actually the high
 				 * order bits of the values stored in the even
@@ -135,7 +135,7 @@ asmlinkage int sys_ptrace(long request, long pid, long addr, long data)
 				else
 					tmp = (unsigned long) (fregs[(addr - 32)] & 0xffffffff);
 #endif
-#ifdef CONFIG_MIPS64
+#ifdef CONFIG_64BIT
 				tmp = fregs[addr - FPR_BASE];
 #endif
 			} else {
@@ -213,7 +213,7 @@ asmlinkage int sys_ptrace(long request, long pid, long addr, long data)
 				       sizeof(child->thread.fpu.hard));
 				child->thread.fpu.hard.fcr31 = 0;
 			}
-#ifdef CONFIG_MIPS32
+#ifdef CONFIG_32BIT
 			/*
 			 * The odd registers are actually the high order bits
 			 * of the values stored in the even registers - unless
@@ -227,7 +227,7 @@ asmlinkage int sys_ptrace(long request, long pid, long addr, long data)
 				fregs[addr - FPR_BASE] |= data;
 			}
 #endif
-#ifdef CONFIG_MIPS64
+#ifdef CONFIG_64BIT
 			fregs[addr - FPR_BASE] = data;
 #endif
 			break;
@@ -304,14 +304,14 @@ out:
 static inline int audit_arch(void)
 {
 #ifdef CONFIG_CPU_LITTLE_ENDIAN
-#ifdef CONFIG_MIPS64
+#ifdef CONFIG_64BIT
 	if (!(current->thread.mflags & MF_32BIT_REGS))
 		return AUDIT_ARCH_MIPSEL64;
 #endif /* MIPS64 */
 	return AUDIT_ARCH_MIPSEL;
 
 #else /* big endian... */
-#ifdef CONFIG_MIPS64
+#ifdef CONFIG_64BIT
 	if (!(current->thread.mflags & MF_32BIT_REGS))
 		return AUDIT_ARCH_MIPS64;
 #endif /* MIPS64 */
diff --git a/arch/mips/kernel/r2300_fpu.S b/arch/mips/kernel/r2300_fpu.S
index f83c31f720c4..ac68e68339db 100644
--- a/arch/mips/kernel/r2300_fpu.S
+++ b/arch/mips/kernel/r2300_fpu.S
@@ -15,7 +15,7 @@
 #include <asm/errno.h>
 #include <asm/fpregdef.h>
 #include <asm/mipsregs.h>
-#include <asm/offset.h>
+#include <asm/asm-offsets.h>
 #include <asm/regdef.h>
 
 #define EX(a,b)							\
diff --git a/arch/mips/kernel/r2300_switch.S b/arch/mips/kernel/r2300_switch.S
index 243e7b629af6..0d9c4a32a9c2 100644
--- a/arch/mips/kernel/r2300_switch.S
+++ b/arch/mips/kernel/r2300_switch.S
@@ -15,7 +15,7 @@
 #include <asm/cachectl.h>
 #include <asm/fpregdef.h>
 #include <asm/mipsregs.h>
-#include <asm/offset.h>
+#include <asm/asm-offsets.h>
 #include <asm/page.h>
 #include <asm/regdef.h>
 #include <asm/stackframe.h>
@@ -35,7 +35,7 @@
 /*
  * FPU context is saved iff the process has used it's FPU in the current
  * time slice as indicated by TIF_USEDFPU.  In any case, the CU1 bit for user
- * space STATUS register should be 0, so that a process *always* starts its 
+ * space STATUS register should be 0, so that a process *always* starts its
  * userland with FPU disabled after each context switch.
  *
  * FPU will be enabled as soon as the process accesses FPU again, through
@@ -55,7 +55,7 @@ LEAF(resume)
 	cpu_save_nonscratch a0
 	sw	ra, THREAD_REG31(a0)
 
-	/* 
+	/*
 	 * check if we need to save FPU registers
 	 */
 	lw	t3, TASK_THREAD_INFO(a0)
diff --git a/arch/mips/kernel/r4k_fpu.S b/arch/mips/kernel/r4k_fpu.S
index ebb643d8d14c..1a14c6b18829 100644
--- a/arch/mips/kernel/r4k_fpu.S
+++ b/arch/mips/kernel/r4k_fpu.S
@@ -17,7 +17,7 @@
 #include <asm/errno.h>
 #include <asm/fpregdef.h>
 #include <asm/mipsregs.h>
-#include <asm/offset.h>
+#include <asm/asm-offsets.h>
 #include <asm/regdef.h>
 
 	.macro	EX insn, reg, src
@@ -36,7 +36,7 @@
 LEAF(_save_fp_context)
 	cfc1	t1, fcr31
 
-#ifdef CONFIG_MIPS64
+#ifdef CONFIG_64BIT
 	/* Store the 16 odd double precision registers */
 	EX	sdc1 $f1, SC_FPREGS+8(a0)
 	EX	sdc1 $f3, SC_FPREGS+24(a0)
@@ -118,7 +118,7 @@ LEAF(_save_fp_context32)
  */
 LEAF(_restore_fp_context)
 	EX	lw t0, SC_FPC_CSR(a0)
-#ifdef CONFIG_MIPS64
+#ifdef CONFIG_64BIT
 	EX	ldc1 $f1, SC_FPREGS+8(a0)
 	EX	ldc1 $f3, SC_FPREGS+24(a0)
 	EX	ldc1 $f5, SC_FPREGS+40(a0)
diff --git a/arch/mips/kernel/r4k_switch.S b/arch/mips/kernel/r4k_switch.S
index 1fc3b2eb12bd..d2afbd19a9c8 100644
--- a/arch/mips/kernel/r4k_switch.S
+++ b/arch/mips/kernel/r4k_switch.S
@@ -15,7 +15,7 @@
 #include <asm/cachectl.h>
 #include <asm/fpregdef.h>
 #include <asm/mipsregs.h>
-#include <asm/offset.h>
+#include <asm/asm-offsets.h>
 #include <asm/page.h>
 #include <asm/pgtable-bits.h>
 #include <asm/regdef.h>
@@ -33,7 +33,7 @@
 /*
  * FPU context is saved iff the process has used it's FPU in the current
  * time slice as indicated by _TIF_USEDFPU.  In any case, the CU1 bit for user
- * space STATUS register should be 0, so that a process *always* starts its 
+ * space STATUS register should be 0, so that a process *always* starts its
  * userland with FPU disabled after each context switch.
  *
  * FPU will be enabled as soon as the process accesses FPU again, through
@@ -105,7 +105,7 @@
  * Save a thread's fp context.
  */
 LEAF(_save_fp)
-#ifdef CONFIG_MIPS64
+#ifdef CONFIG_64BIT
 	mfc0	t1, CP0_STATUS
 #endif
 	fpu_save_double a0 t1 t0 t2		# clobbers t1
@@ -142,7 +142,7 @@ LEAF(_init_fpu)
 
 	li	t1, -1				# SNaN
 
-#ifdef CONFIG_MIPS64
+#ifdef CONFIG_64BIT
 	sll	t0, t0, 5
 	bgez	t0, 1f				# 16 / 32 register mode?
 
@@ -164,7 +164,7 @@ LEAF(_init_fpu)
 	dmtc1	t1, $f31
 1:
 #endif
-	
+
 #ifdef CONFIG_CPU_MIPS32
 	mtc1	t1, $f0
 	mtc1	t1, $f1
diff --git a/arch/mips/kernel/r6000_fpu.S b/arch/mips/kernel/r6000_fpu.S
index d8d3b13fe57f..43cda53f5af6 100644
--- a/arch/mips/kernel/r6000_fpu.S
+++ b/arch/mips/kernel/r6000_fpu.S
@@ -13,7 +13,7 @@
 #include <asm/asm.h>
 #include <asm/fpregdef.h>
 #include <asm/mipsregs.h>
-#include <asm/offset.h>
+#include <asm/asm-offsets.h>
 #include <asm/regdef.h>
 
 	.set	noreorder
diff --git a/arch/mips/kernel/scall32-o32.S b/arch/mips/kernel/scall32-o32.S
index 344f2e29eb61..17b5030fb6ea 100644
--- a/arch/mips/kernel/scall32-o32.S
+++ b/arch/mips/kernel/scall32-o32.S
@@ -19,7 +19,7 @@
 #include <asm/thread_info.h>
 #include <asm/unistd.h>
 #include <asm/war.h>
-#include <asm/offset.h>
+#include <asm/asm-offsets.h>
 
 /* Highest syscall used of any syscall flavour */
 #define MAX_SYSCALL_NO	__NR_O32_Linux + __NR_O32_Linux_syscalls
diff --git a/arch/mips/kernel/scall64-64.S b/arch/mips/kernel/scall64-64.S
index 32efb888160a..ffb22a2068bf 100644
--- a/arch/mips/kernel/scall64-64.S
+++ b/arch/mips/kernel/scall64-64.S
@@ -14,7 +14,7 @@
 #include <asm/mipsregs.h>
 #include <asm/regdef.h>
 #include <asm/stackframe.h>
-#include <asm/offset.h>
+#include <asm/asm-offsets.h>
 #include <asm/sysmips.h>
 #include <asm/thread_info.h>
 #include <asm/unistd.h>
diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c
index 3a240e3e004c..12b531c295c4 100644
--- a/arch/mips/kernel/setup.c
+++ b/arch/mips/kernel/setup.c
@@ -241,7 +241,7 @@ static inline int parse_rd_cmdline(unsigned long* rd_start, unsigned long* rd_en
 	if (*tmp)
 		strcat(command_line, tmp);
 
-#ifdef CONFIG_MIPS64
+#ifdef CONFIG_64BIT
 	/* HACK: Guess if the sign extension was forgotten */
 	if (start > 0x0000000080000000 && start < 0x00000000ffffffff)
 		start |= 0xffffffff00000000;
@@ -446,7 +446,7 @@ static inline void resource_init(void)
 {
 	int i;
 
-#if defined(CONFIG_MIPS64) && !defined(CONFIG_BUILD_ELF64)
+#if defined(CONFIG_64BIT) && !defined(CONFIG_BUILD_ELF64)
 	/*
 	 * The 64bit code in 32bit object format trick can't represent
 	 * 64bit wide relocations for linker script symbols.
diff --git a/arch/mips/kernel/signal.c b/arch/mips/kernel/signal.c
index 65ee15396ffd..0209c1dd1429 100644
--- a/arch/mips/kernel/signal.c
+++ b/arch/mips/kernel/signal.c
@@ -425,13 +425,12 @@ static inline void handle_signal(unsigned long sig, siginfo_t *info,
 		setup_frame(ka, regs, sig, oldset);
 #endif
 
-	if (!(ka->sa.sa_flags & SA_NODEFER)) {
-		spin_lock_irq(&current->sighand->siglock);
-		sigorsets(&current->blocked,&current->blocked,&ka->sa.sa_mask);
+	spin_lock_irq(&current->sighand->siglock);
+	sigorsets(&current->blocked,&current->blocked,&ka->sa.sa_mask);
+	if (!(ka->sa.sa_flags & SA_NODEFER))
 		sigaddset(&current->blocked,sig);
-		recalc_sigpending();
-		spin_unlock_irq(&current->sighand->siglock);
-	}
+	recalc_sigpending();
+	spin_unlock_irq(&current->sighand->siglock);
 }
 
 extern int do_signal32(sigset_t *oldset, struct pt_regs *regs);
diff --git a/arch/mips/kernel/signal32.c b/arch/mips/kernel/signal32.c
index c1a69cf232f9..8ddfbd8d425a 100644
--- a/arch/mips/kernel/signal32.c
+++ b/arch/mips/kernel/signal32.c
@@ -558,7 +558,7 @@ static inline int setup_sigcontext32(struct pt_regs *regs,
 	if (!used_math())
 		goto out;
 
-	/* 
+	/*
 	 * Save FPU state to signal context.  Signal handler will "inherit"
 	 * current FPU state.
 	 */
@@ -751,13 +751,12 @@ static inline void handle_signal(unsigned long sig, siginfo_t *info,
 	else
 		setup_frame(ka, regs, sig, oldset);
 
-	if (!(ka->sa.sa_flags & SA_NODEFER)) {
-		spin_lock_irq(&current->sighand->siglock);
-		sigorsets(&current->blocked,&current->blocked,&ka->sa.sa_mask);
+	spin_lock_irq(&current->sighand->siglock);
+	sigorsets(&current->blocked,&current->blocked,&ka->sa.sa_mask);
+	if (!(ka->sa.sa_flags & SA_NODEFER))
 		sigaddset(&current->blocked,sig);
-		recalc_sigpending();
-		spin_unlock_irq(&current->sighand->siglock);
-	}
+	recalc_sigpending();
+	spin_unlock_irq(&current->sighand->siglock);
 }
 
 int do_signal32(sigset_t *oldset, struct pt_regs *regs)
diff --git a/arch/mips/kernel/syscall.c b/arch/mips/kernel/syscall.c
index ae2a1312d4ef..21e3e13a4b44 100644
--- a/arch/mips/kernel/syscall.c
+++ b/arch/mips/kernel/syscall.c
@@ -31,7 +31,7 @@
 #include <asm/cachectl.h>
 #include <asm/cacheflush.h>
 #include <asm/ipc.h>
-#include <asm/offset.h>
+#include <asm/asm-offsets.h>
 #include <asm/signal.h>
 #include <asm/sim.h>
 #include <asm/shmparam.h>
diff --git a/arch/mips/kernel/sysirix.c b/arch/mips/kernel/sysirix.c
index f3bf0e43b8bb..4de155699c4f 100644
--- a/arch/mips/kernel/sysirix.c
+++ b/arch/mips/kernel/sysirix.c
@@ -632,10 +632,7 @@ asmlinkage int irix_stime(int value)
 	write_seqlock_irq(&xtime_lock);
 	xtime.tv_sec = value;
 	xtime.tv_nsec = 0;
-	time_adjust = 0;			/* stop active adjtime() */
-	time_status |= STA_UNSYNC;
-	time_maxerror = NTP_PHASE_LIMIT;
-	time_esterror = NTP_PHASE_LIMIT;
+	ntp_clear();
 	write_sequnlock_irq(&xtime_lock);
 
 	return 0;
@@ -1035,8 +1032,7 @@ bad:
 
 asmlinkage int irix_sginap(int ticks)
 {
-	current->state = TASK_INTERRUPTIBLE;
-	schedule_timeout(ticks);
+	schedule_timeout_interruptible(ticks);
 	return 0;
 }
 
diff --git a/arch/mips/kernel/time.c b/arch/mips/kernel/time.c
index 648c82292ed6..0dd0df7a3b04 100644
--- a/arch/mips/kernel/time.c
+++ b/arch/mips/kernel/time.c
@@ -223,10 +223,7 @@ int do_settimeofday(struct timespec *tv)
 	set_normalized_timespec(&xtime, sec, nsec);
 	set_normalized_timespec(&wall_to_monotonic, wtm_sec, wtm_nsec);
 
-	time_adjust = 0;			/* stop active adjtime() */
-	time_status |= STA_UNSYNC;
-	time_maxerror = NTP_PHASE_LIMIT;
-	time_esterror = NTP_PHASE_LIMIT;
+	ntp_clear();
 
 	write_sequnlock_irq(&xtime_lock);
 	clock_was_set();
@@ -442,7 +439,7 @@ irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 	 * called as close as possible to 500 ms before the new second starts.
 	 */
 	write_seqlock(&xtime_lock);
-	if ((time_status & STA_UNSYNC) == 0 &&
+	if (ntp_synced() &&
 	    xtime.tv_sec > last_rtc_update + 660 &&
 	    (xtime.tv_nsec / 1000) >= 500000 - ((unsigned) TICK_SIZE) / 2 &&
 	    (xtime.tv_nsec / 1000) <= 500000 + ((unsigned) TICK_SIZE) / 2) {
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index 56c36e42e0a6..a53b1ed7b386 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -924,7 +924,7 @@ void __init per_cpu_trap_init(void)
 	 * flag that some firmware may have left set and the TS bit (for
 	 * IP27).  Set XX for ISA IV code to work.
 	 */
-#ifdef CONFIG_MIPS64
+#ifdef CONFIG_64BIT
 	status_set |= ST0_FR|ST0_KX|ST0_SX|ST0_UX;
 #endif
 	if (current_cpu_data.isa_level == MIPS_CPU_ISA_IV)
diff --git a/arch/mips/kernel/unaligned.c b/arch/mips/kernel/unaligned.c
index 3f24a1d45865..36c5212e0928 100644
--- a/arch/mips/kernel/unaligned.c
+++ b/arch/mips/kernel/unaligned.c
@@ -240,7 +240,7 @@ static inline int emulate_load_store_insn(struct pt_regs *regs,
 		break;
 
 	case lwu_op:
-#ifdef CONFIG_MIPS64
+#ifdef CONFIG_64BIT
 		/*
 		 * A 32-bit kernel might be running on a 64-bit processor.  But
 		 * if we're on a 32-bit processor and an i-cache incoherency
@@ -278,13 +278,13 @@ static inline int emulate_load_store_insn(struct pt_regs *regs,
 		*newvalue = value;
 		*regptr = &regs->regs[insn.i_format.rt];
 		break;
-#endif /* CONFIG_MIPS64 */
+#endif /* CONFIG_64BIT */
 
 		/* Cannot handle 64-bit instructions in 32-bit kernel */
 		goto sigill;
 
 	case ld_op:
-#ifdef CONFIG_MIPS64
+#ifdef CONFIG_64BIT
 		/*
 		 * A 32-bit kernel might be running on a 64-bit processor.  But
 		 * if we're on a 32-bit processor and an i-cache incoherency
@@ -320,7 +320,7 @@ static inline int emulate_load_store_insn(struct pt_regs *regs,
 		*newvalue = value;
 		*regptr = &regs->regs[insn.i_format.rt];
 		break;
-#endif /* CONFIG_MIPS64 */
+#endif /* CONFIG_64BIT */
 
 		/* Cannot handle 64-bit instructions in 32-bit kernel */
 		goto sigill;
@@ -392,7 +392,7 @@ static inline int emulate_load_store_insn(struct pt_regs *regs,
 		break;
 
 	case sd_op:
-#ifdef CONFIG_MIPS64
+#ifdef CONFIG_64BIT
 		/*
 		 * A 32-bit kernel might be running on a 64-bit processor.  But
 		 * if we're on a 32-bit processor and an i-cache incoherency
@@ -428,7 +428,7 @@ static inline int emulate_load_store_insn(struct pt_regs *regs,
 		if (res)
 			goto fault;
 		break;
-#endif /* CONFIG_MIPS64 */
+#endif /* CONFIG_64BIT */
 
 		/* Cannot handle 64-bit instructions in 32-bit kernel */
 		goto sigill;
diff --git a/arch/mips/kernel/vmlinux.lds.S b/arch/mips/kernel/vmlinux.lds.S
index e830d788c106..482ac310c937 100644
--- a/arch/mips/kernel/vmlinux.lds.S
+++ b/arch/mips/kernel/vmlinux.lds.S
@@ -15,7 +15,7 @@ SECTIONS
   /* This is the value for an Origin kernel, taken from an IRIX kernel.  */
   /* . = 0xc00000000001c000; */
 
-  /* Set the vaddr for the text segment to a value 
+  /* Set the vaddr for the text segment to a value
         >= 0xa800 0000 0001 9000 if no symmon is going to configured
         >= 0xa800 0000 0030 0000 otherwise  */