When we're dealing with a task group, instead of a task, also record the start of its sleep time. Since the test agains TASK_UNINTERRUPTIBLE does not really make sense and lack an obvious analogous, we always record it as sleep_start, never block_start. Signed-off-by: Glauber Costa <glommer@xxxxxxxxxxxxx> CC: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx> CC: Paul Turner <pjt@xxxxxxxxxx> --- kernel/sched/fair.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index c26fe38..d932559 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -1182,7 +1182,8 @@ dequeue_entity(struct cfs_rq *cfs_rq, struct sched_entity *se, int flags) se->statistics.sleep_start = rq_of(cfs_rq)->clock; if (tsk->state & TASK_UNINTERRUPTIBLE) se->statistics.block_start = rq_of(cfs_rq)->clock; - } + } else + se->statistics.sleep_start = rq_of(cfs_rq)->clock; #endif } -- 1.7.10.2 -- To unsubscribe from this list: send the line "unsubscribe cgroups" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
