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Commit 30084fbd authored by Ingo Molnar's avatar Ingo Molnar
Browse files

sched: fix profile=sleep 



fix sleep profiling - we lost this chunk in the CFS merge.

Found-by: default avatarMel Gorman <mel@csn.ul.ie>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 3146b39c

kernel/sched_fair.c

+10 −0
Original line number Diff line number Diff line
@@ -639,6 +639,16 @@ static void enqueue_sleeper(struct cfs_rq *cfs_rq, struct sched_entity *se) 


		se->block_start = 0;

		se->sum_sleep_runtime += delta;



		/*

		 * Blocking time is in units of nanosecs, so shift by 20 to

		 * get a milliseconds-range estimation of the amount of

		 * time that the task spent sleeping:

		 */

		if (unlikely(prof_on == SLEEP_PROFILING)) {

			profile_hits(SLEEP_PROFILING, (void *)get_wchan(tsk),

				     delta >> 20);

		}

	}

#endif

}