Merge branch 'perf/urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/urgent

1 files changed, 8 insertions, 0 deletions

diff --git a/kernel/events/core.c b/kernel/events/core.c
index 8a15944bf9d2..9efe7108ccaf 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;
 }