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authorTakashi Iwai <tiwai@suse.de>2012-05-21 12:45:18 +0200
committerTakashi Iwai <tiwai@suse.de>2012-05-21 12:45:18 +0200
commit775b2449bdba7c97dda9f274c92bf7a83dac4142 (patch)
treeb4bee45c13762ea93642b1e38c62de454e51cf5d /arch/powerpc/kernel/traps.c
parent21363cf0ca5c9c62e34e37422fb1d13d70d3de3c (diff)
parent5fb86e5d4a951ddb0474cdfd809380c8e2a8d101 (diff)
downloadolio-linux-3.10-775b2449bdba7c97dda9f274c92bf7a83dac4142.tar.xz
olio-linux-3.10-775b2449bdba7c97dda9f274c92bf7a83dac4142.zip
Merge branch 'topic/asoc' into for-linus
Diffstat (limited to 'arch/powerpc/kernel/traps.c')
-rw-r--r--arch/powerpc/kernel/traps.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c
index 6aa0c663e24..158972341a2 100644
--- a/arch/powerpc/kernel/traps.c
+++ b/arch/powerpc/kernel/traps.c
@@ -248,7 +248,7 @@ void _exception(int signr, struct pt_regs *regs, int code, unsigned long addr)
addr, regs->nip, regs->link, code);
}
- if (!arch_irq_disabled_regs(regs))
+ if (arch_irqs_disabled() && !arch_irq_disabled_regs(regs))
local_irq_enable();
memset(&info, 0, sizeof(info));
@@ -1019,7 +1019,9 @@ void __kprobes program_check_exception(struct pt_regs *regs)
return;
}
- local_irq_enable();
+ /* We restore the interrupt state now */
+ if (!arch_irq_disabled_regs(regs))
+ local_irq_enable();
#ifdef CONFIG_MATH_EMULATION
/* (reason & REASON_ILLEGAL) would be the obvious thing here,
@@ -1069,6 +1071,10 @@ void alignment_exception(struct pt_regs *regs)
{
int sig, code, fixed = 0;
+ /* We restore the interrupt state now */
+ if (!arch_irq_disabled_regs(regs))
+ local_irq_enable();
+
/* we don't implement logging of alignment exceptions */
if (!(current->thread.align_ctl & PR_UNALIGN_SIGBUS))
fixed = fix_alignment(regs);