summaryrefslogtreecommitdiffstats
path: root/arch/s390
diff options
context:
space:
mode:
authorDavid S. Miller <davem@davemloft.net>2010-02-17 07:09:29 +0100
committerDavid S. Miller <davem@davemloft.net>2010-02-17 07:09:29 +0100
commit2bb4646fce8d09916b351d1a62f98db7cec6fc41 (patch)
treec1f0d002e69868606eca9d1b919835f422892063 /arch/s390
parentxfrm: avoid spinlock in get_acqseq() used by xfrm user (diff)
parentMerge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty-2.6 (diff)
downloadlinux-2bb4646fce8d09916b351d1a62f98db7cec6fc41.tar.xz
linux-2bb4646fce8d09916b351d1a62f98db7cec6fc41.zip
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Diffstat (limited to 'arch/s390')
-rw-r--r--arch/s390/include/asm/irqflags.h9
-rw-r--r--arch/s390/include/asm/lowcore.h4
-rw-r--r--arch/s390/kernel/entry.S1
-rw-r--r--arch/s390/kernel/entry64.S1
-rw-r--r--arch/s390/kernel/signal.c2
-rw-r--r--arch/s390/kvm/intercept.c4
6 files changed, 10 insertions, 11 deletions
diff --git a/arch/s390/include/asm/irqflags.h b/arch/s390/include/asm/irqflags.h
index 3f26131120b7..c2fb432f576a 100644
--- a/arch/s390/include/asm/irqflags.h
+++ b/arch/s390/include/asm/irqflags.h
@@ -1,14 +1,12 @@
/*
- * include/asm-s390/irqflags.h
- *
- * Copyright (C) IBM Corp. 2006
- * Author(s): Heiko Carstens <heiko.carstens@de.ibm.com>
+ * Copyright IBM Corp. 2006,2010
+ * Author(s): Martin Schwidefsky <schwidefsky@de.ibm.com>
*/
#ifndef __ASM_IRQFLAGS_H
#define __ASM_IRQFLAGS_H
-#ifdef __KERNEL__
+#include <linux/types.h>
#if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ > 2)
@@ -102,5 +100,4 @@ static inline int raw_irqs_disabled_flags(unsigned long flags)
/* For spinlocks etc */
#define raw_local_irq_save(x) ((x) = raw_local_irq_disable())
-#endif /* __KERNEL__ */
#endif /* __ASM_IRQFLAGS_H */
diff --git a/arch/s390/include/asm/lowcore.h b/arch/s390/include/asm/lowcore.h
index f2ef4b619ce1..c25dfac7dd76 100644
--- a/arch/s390/include/asm/lowcore.h
+++ b/arch/s390/include/asm/lowcore.h
@@ -293,12 +293,12 @@ struct _lowcore
__u64 clock_comparator; /* 0x02d0 */
__u32 machine_flags; /* 0x02d8 */
__u32 ftrace_func; /* 0x02dc */
- __u8 pad_0x02f0[0x0300-0x02f0]; /* 0x02f0 */
+ __u8 pad_0x02e0[0x0300-0x02e0]; /* 0x02e0 */
/* Interrupt response block */
__u8 irb[64]; /* 0x0300 */
- __u8 pad_0x0400[0x0e00-0x0400]; /* 0x0400 */
+ __u8 pad_0x0340[0x0e00-0x0340]; /* 0x0340 */
/*
* 0xe00 contains the address of the IPL Parameter Information
diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S
index 48215d15762b..e8ef21c51bbe 100644
--- a/arch/s390/kernel/entry.S
+++ b/arch/s390/kernel/entry.S
@@ -571,6 +571,7 @@ pgm_svcper:
mvc __THREAD_per+__PER_access_id(1,%r8),__LC_PER_ACCESS_ID
oi __TI_flags+3(%r9),_TIF_SINGLE_STEP # set TIF_SINGLE_STEP
TRACE_IRQS_ON
+ lm %r2,%r6,SP_R2(%r15) # load svc arguments
stosm __SF_EMPTY(%r15),0x03 # reenable interrupts
b BASED(sysc_do_svc)
diff --git a/arch/s390/kernel/entry64.S b/arch/s390/kernel/entry64.S
index 9aff1d449b6e..f33658f09dd7 100644
--- a/arch/s390/kernel/entry64.S
+++ b/arch/s390/kernel/entry64.S
@@ -549,6 +549,7 @@ pgm_svcper:
mvc __THREAD_per+__PER_access_id(1,%r8),__LC_PER_ACCESS_ID
oi __TI_flags+7(%r9),_TIF_SINGLE_STEP # set TIF_SINGLE_STEP
TRACE_IRQS_ON
+ lmg %r2,%r6,SP_R2(%r15) # load svc arguments
stosm __SF_EMPTY(%r15),0x03 # reenable interrupts
j sysc_do_svc
diff --git a/arch/s390/kernel/signal.c b/arch/s390/kernel/signal.c
index 1675c48b9145..6289945562b0 100644
--- a/arch/s390/kernel/signal.c
+++ b/arch/s390/kernel/signal.c
@@ -64,7 +64,7 @@ SYSCALL_DEFINE3(sigsuspend, int, history0, int, history1, old_sigset_t, mask)
recalc_sigpending();
spin_unlock_irq(&current->sighand->siglock);
- current->state = TASK_INTERRUPTIBLE;
+ set_current_state(TASK_INTERRUPTIBLE);
schedule();
set_thread_flag(TIF_RESTORE_SIGMASK);
diff --git a/arch/s390/kvm/intercept.c b/arch/s390/kvm/intercept.c
index ba9d8a7bc1ac..b40096494e46 100644
--- a/arch/s390/kvm/intercept.c
+++ b/arch/s390/kvm/intercept.c
@@ -213,7 +213,7 @@ static int handle_instruction_and_prog(struct kvm_vcpu *vcpu)
return rc2;
}
-static const intercept_handler_t intercept_funcs[0x48 >> 2] = {
+static const intercept_handler_t intercept_funcs[] = {
[0x00 >> 2] = handle_noop,
[0x04 >> 2] = handle_instruction,
[0x08 >> 2] = handle_prog,
@@ -230,7 +230,7 @@ int kvm_handle_sie_intercept(struct kvm_vcpu *vcpu)
intercept_handler_t func;
u8 code = vcpu->arch.sie_block->icptcode;
- if (code & 3 || code > 0x48)
+ if (code & 3 || (code >> 2) >= ARRAY_SIZE(intercept_funcs))
return -ENOTSUPP;
func = intercept_funcs[code >> 2];
if (func)