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authorDave Airlie <airlied@redhat.com>2010-09-24 15:37:33 +1000
committerDave Airlie <airlied@redhat.com>2010-09-24 15:37:33 +1000
commit4a445f291ac3faa08f56eaeb6e44856b6b72b74c (patch)
treeb66cc93311dc4c623113a87aa9b40730a21ac18e /arch/arm/kernel/perf_event.c
parentcbc60ca04b342a4e1f2a1086a7277c077f07dbed (diff)
parenta850ea30374ebed32a0724742601861853fde869 (diff)
Merge remote branch 'origin/master' of /home/airlied/kernel//linux-2.6 into drm-core-next
Diffstat (limited to 'arch/arm/kernel/perf_event.c')
-rw-r--r--arch/arm/kernel/perf_event.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/arm/kernel/perf_event.c b/arch/arm/kernel/perf_event.c
index 417c392ddf1..ecbb0288e5d 100644
--- a/arch/arm/kernel/perf_event.c
+++ b/arch/arm/kernel/perf_event.c
@@ -319,8 +319,8 @@ validate_event(struct cpu_hw_events *cpuc,
{
struct hw_perf_event fake_event = event->hw;
- if (event->pmu && event->pmu != &pmu)
- return 0;
+ if (event->pmu != &pmu || event->state <= PERF_EVENT_STATE_OFF)
+ return 1;
return armpmu->get_event_idx(cpuc, &fake_event) >= 0;
}
@@ -1041,8 +1041,8 @@ armv6pmu_handle_irq(int irq_num,
/*
* Handle the pending perf events.
*
- * Note: this call *must* be run with interrupts enabled. For
- * platforms that can have the PMU interrupts raised as a PMI, this
+ * Note: this call *must* be run with interrupts disabled. For
+ * platforms that can have the PMU interrupts raised as an NMI, this
* will not work.
*/
perf_event_do_pending();
@@ -2017,8 +2017,8 @@ static irqreturn_t armv7pmu_handle_irq(int irq_num, void *dev)
/*
* Handle the pending perf events.
*
- * Note: this call *must* be run with interrupts enabled. For
- * platforms that can have the PMU interrupts raised as a PMI, this
+ * Note: this call *must* be run with interrupts disabled. For
+ * platforms that can have the PMU interrupts raised as an NMI, this
* will not work.
*/
perf_event_do_pending();