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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-09-26 10:15:33 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-09-26 10:15:33 -0700 |
| commit | 49e70dda359660f20fa21d03bfae132e15c78195 (patch) | |
| tree | a21498cdd419bbfd08729fed7d161a4d68c865c9 /arch | |
| parent | 179b9145d58eb7158d4053a8308b9fc4608a6d6b (diff) | |
| parent | 725b13685c61168f71825b3fb67d96d2d7aa3b0f (diff) | |
Merge branch 'perf-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'perf-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
perf tools: Dont use openat()
perf tools: Fix buffer allocation
perf tools: .gitignore += perf*.html
perf tools: Handle relative paths while loading module symbols
perf tools: Fix module symbol loading bug
perf_event, x86: Fix 'perf sched record' crashing the machine
perf_event: Update PERF_EVENT_FORK header definition
perf stat: Fix zero total printouts
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/kernel/cpu/perf_event.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/kernel/cpu/perf_event.c b/arch/x86/kernel/cpu/perf_event.c index a3c7adb06b7..b5801c31184 100644 --- a/arch/x86/kernel/cpu/perf_event.c +++ b/arch/x86/kernel/cpu/perf_event.c @@ -1790,6 +1790,9 @@ void smp_perf_pending_interrupt(struct pt_regs *regs) void set_perf_event_pending(void) { #ifdef CONFIG_X86_LOCAL_APIC + if (!x86_pmu.apic || !x86_pmu_initialized()) + return; + apic->send_IPI_self(LOCAL_PENDING_VECTOR); #endif } |