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| author | Yong Wang <yong.y.wang@linux.intel.com> | 2009-05-29 07:28:35 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-05-29 09:04:58 +0200 |
| commit | c323d95fa4dbe0b6bf6d59e24a0b7db067dd08a7 (patch) | |
| tree | 4e674688eb9ba7a84ab34db4bf51cfca34edf6ed /arch/x86/kernel/apic | |
| parent | perf_counter tools: Fix top symbol table max_ip typo (diff) | |
| download | linux-c323d95fa4dbe0b6bf6d59e24a0b7db067dd08a7.tar.xz linux-c323d95fa4dbe0b6bf6d59e24a0b7db067dd08a7.zip | |
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/kernel/apic')
| -rw-r--r-- | arch/x86/kernel/apic/apic.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c index 89b63b5fad33..60df2efd7c80 100644 --- a/arch/x86/kernel/apic/apic.c +++ b/arch/x86/kernel/apic/apic.c @@ -1135,7 +1135,7 @@ void __cpuinit setup_local_APIC(void) apic_write(APIC_ESR, 0); } #endif - perf_counters_lapic_init(0); + perf_counters_lapic_init(); preempt_disable(); |