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authorBjoern Brandenburg <bbb@mpi-sws.org>2015-12-30 09:01:19 -0500
committerBjoern Brandenburg <bbb@mpi-sws.org>2017-05-26 17:12:38 -0400
commit81129a9d240efb1030e3e68784480dbbd95e5fff (patch)
tree5c977f0dd5be4a4144464e4fab18ccfaeab644eb /kernel
parent230bdd88afc42cba3da8eaf29adbe75d6dc4a9f3 (diff)
Patch hrtimer_wakeup() callback to record RELEASE overhead
Diffstat (limited to 'kernel')
-rw-r--r--kernel/time/hrtimer.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/time/hrtimer.c b/kernel/time/hrtimer.c
index 6a52fda75cda..a78e3558d0b6 100644
--- a/kernel/time/hrtimer.c
+++ b/kernel/time/hrtimer.c
@@ -1468,7 +1468,9 @@ static enum hrtimer_restart hrtimer_wakeup(struct hrtimer *timer)
1468 lt_t intended_release = ktime_to_ns(expires); 1468 lt_t intended_release = ktime_to_ns(expires);
1469 TS_RELEASE_LATENCY(intended_release); 1469 TS_RELEASE_LATENCY(intended_release);
1470 } 1470 }
1471 TS_RELEASE_START;
1471 wake_up_process(task); 1472 wake_up_process(task);
1473 TS_RELEASE_END;
1472 } 1474 }
1473 1475
1474 return HRTIMER_NORESTART; 1476 return HRTIMER_NORESTART;