diff options
| author | Yong Wang <yong.y.wang@linux.intel.com> | 2009-05-29 13:28:35 +0800 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-05-29 09:04:58 +0200 |
| commit | c323d95fa4dbe0b6bf6d59e24a0b7db067dd08a7 (patch) | |
| tree | 4e674688eb9ba7a84ab34db4bf51cfca34edf6ed /arch/x86/include/asm/perf_counter.h | |
| parent | da417a7537cbf4beb28a08a49adf915f2358040c (diff) | |
perf_counter/x86: Always use NMI for performance-monitoring interrupt
Always use NMI for performance-monitoring interrupt as there could be
racy situations if we switch between irq and nmi mode frequently.
Signed-off-by: Yong Wang <yong.y.wang@intel.com>
LKML-Reference: <20090529052835.GA13657@ywang-moblin2.bj.intel.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/include/asm/perf_counter.h')
| -rw-r--r-- | arch/x86/include/asm/perf_counter.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/include/asm/perf_counter.h b/arch/x86/include/asm/perf_counter.h index d08dd52cb8f..876ed97147b 100644 --- a/arch/x86/include/asm/perf_counter.h +++ b/arch/x86/include/asm/perf_counter.h @@ -91,10 +91,10 @@ extern void set_perf_counter_pending(void); #ifdef CONFIG_PERF_COUNTERS extern void init_hw_perf_counters(void); -extern void perf_counters_lapic_init(int nmi); +extern void perf_counters_lapic_init(void); #else static inline void init_hw_perf_counters(void) { } -static inline void perf_counters_lapic_init(int nmi) { } +static inline void perf_counters_lapic_init(void) { } #endif #endif /* _ASM_X86_PERF_COUNTER_H */ |