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authorIngo Molnar <mingo@elte.hu>2011-06-04 12:13:06 +0200
committerIngo Molnar <mingo@elte.hu>2011-06-04 12:13:06 +0200
commit710054ba25c0d1f8f41c22ce13ba336503fb5318 (patch)
treef9b09b722bf511841539173d946f90a20fc2e59a /kernel/events
parent74c355fbdfedd3820046dba4f537876cea54c207 (diff)
parentb273fa9716aa1564bee88ceee62f9042981cdc81 (diff)
Merge branch 'perf/urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/urgent
Diffstat (limited to 'kernel/events')
-rw-r--r--kernel/events/core.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 8a15944bf9d..9efe7108cca 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -5028,6 +5028,14 @@ static int __perf_event_overflow(struct perf_event *event, int nmi,
else
perf_event_output(event, nmi, data, regs);
+ if (event->fasync && event->pending_kill) {
+ if (nmi) {
+ event->pending_wakeup = 1;
+ irq_work_queue(&event->pending);
+ } else
+ perf_event_wakeup(event);
+ }
+
return ret;
}