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| author | Takashi Iwai <tiwai@suse.de> | 2012-03-18 18:22:37 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2012-03-18 18:22:37 +0100 |
| commit | cb3f2adc03ab055b19c677a6283523861fafebdd (patch) | |
| tree | 59cfb6800f0635a4aec16c8e0da619f27e51ee79 /arch/powerpc/kernel/irq.c | |
| parent | 44c76a960a62fcc46cbcaa0a22a34e666a729329 (diff) | |
| parent | 828006de1bddf83b6ecf03ec459c15f7c7c22db7 (diff) | |
Merge branch 'topic/asoc' into for-linus
Diffstat (limited to 'arch/powerpc/kernel/irq.c')
| -rw-r--r-- | arch/powerpc/kernel/irq.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c index 701d4aceb4f4..01e2877e8e04 100644 --- a/arch/powerpc/kernel/irq.c +++ b/arch/powerpc/kernel/irq.c @@ -118,10 +118,14 @@ static inline notrace void set_soft_enabled(unsigned long enable) static inline notrace void decrementer_check_overflow(void) { u64 now = get_tb_or_rtc(); - u64 *next_tb = &__get_cpu_var(decrementers_next_tb); + u64 *next_tb; + + preempt_disable(); + next_tb = &__get_cpu_var(decrementers_next_tb); if (now >= *next_tb) set_dec(1); + preempt_enable(); } notrace void arch_local_irq_restore(unsigned long en) |