Messages in this thread Patch in this message |  | | From | Deng-Cheng Zhu <> | Subject | [PATCH 3/5] MIPS/Perf-events: Check event state in validate_event() | Date | Thu, 18 Nov 2010 14:56:39 +0800 |
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Ignore events that are not for this PMU or are in off/error state.
Signed-off-by: Deng-Cheng Zhu <dengcheng.zhu@gmail.com> --- arch/mips/kernel/perf_event.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/arch/mips/kernel/perf_event.c b/arch/mips/kernel/perf_event.c index 1ee44a3..9c6442a 100644 --- a/arch/mips/kernel/perf_event.c +++ b/arch/mips/kernel/perf_event.c @@ -486,7 +486,7 @@ static int validate_event(struct cpu_hw_events *cpuc, { struct hw_perf_event fake_hwc = event->hw; - if (event->pmu && event->pmu != &pmu) + if (event->pmu != &pmu || event->state <= PERF_EVENT_STATE_OFF) return 0; return mipspmu->alloc_counter(cpuc, &fake_hwc) >= 0; -- 1.7.1
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