diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2011-07-15 21:56:37 +0200 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2011-07-15 21:56:37 +0200 |
| commit | 62778396020a29d742abf980c1e83f3df4b5426e (patch) | |
| tree | 08dc01019a1afe6ed16ab79c627ecd81caea52e0 /arch/arm/kernel/perf_event.c | |
| parent | 58f45e3c6f4fd2b9b9d7d43af71409a79a4b4cf6 (diff) | |
| parent | d3144df5bd8eb1c8137cc92989e2e6bc9f2e5a27 (diff) | |
Merge branch 'fixes-for-arnd' of git://git.pengutronix.de/git/imx/linux-2.6 into imx/fixes
Diffstat (limited to 'arch/arm/kernel/perf_event.c')
| -rw-r--r-- | arch/arm/kernel/perf_event.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/arm/kernel/perf_event.c b/arch/arm/kernel/perf_event.c index d53c0abc4dd..2b5b1421596 100644 --- a/arch/arm/kernel/perf_event.c +++ b/arch/arm/kernel/perf_event.c @@ -583,7 +583,7 @@ static int armpmu_event_init(struct perf_event *event) static void armpmu_enable(struct pmu *pmu) { /* Enable all of the perf events on hardware. */ - int idx; + int idx, enabled = 0; struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events); if (!armpmu) @@ -596,9 +596,11 @@ static void armpmu_enable(struct pmu *pmu) continue; armpmu->enable(&event->hw, idx); + enabled = 1; } - armpmu->start(); + if (enabled) + armpmu->start(); } static void armpmu_disable(struct pmu *pmu) |