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authorRobert Richter <robert.richter@amd.com>2010-10-11 19:26:50 +0200
committerRobert Richter <robert.richter@amd.com>2010-10-11 19:26:50 +0200
commitad0f7cfaa85fc033523a09ab1f3dd6b8ded3dff5 (patch)
tree2565121e4b9945d953e02c77a2e53065b3789aa4 /arch/arm/kernel/perf_event.c
parentsh: oprofile: Use perf-events oprofile backend (diff)
parentMerge branch 'urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/rric/o... (diff)
downloadlinux-ad0f7cfaa85fc033523a09ab1f3dd6b8ded3dff5.tar.xz
linux-ad0f7cfaa85fc033523a09ab1f3dd6b8ded3dff5.zip
Merge branch 'oprofile/urgent' (early part) into oprofile/perf
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 3b0aedfb96e7..ef3bc331518f 100644
--- a/arch/arm/kernel/perf_event.c
+++ b/arch/arm/kernel/perf_event.c
@@ -325,8 +325,8 @@ 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;
}
@@ -1047,8 +1047,8 @@ 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();
@@ -2023,8 +2023,8 @@ 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();