Messages in this thread Patch in this message | | | From | Chengming Zhou <> | Subject | [PATCH 2/2] sched/fair: Delete useless condition in tg_unthrottle_up() | Date | Thu, 7 Apr 2022 10:17:29 +0800 |
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Fully decayed cfs_rq is impossible to have queued entities, the first condition "!cfs_rq_is_decayed(cfs_rq)" is enough to cover.
Signed-off-by: Chengming Zhou <zhouchengming@bytedance.com> --- kernel/sched/fair.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index e6fa5d1141b4..17c13c38b1c2 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -4850,7 +4850,7 @@ static int tg_unthrottle_up(struct task_group *tg, void *data) cfs_rq->throttled_clock_task; /* Add cfs_rq with load or one or more already running entities to the list */ - if (!cfs_rq_is_decayed(cfs_rq) || cfs_rq->nr_running) + if (!cfs_rq_is_decayed(cfs_rq)) list_add_leaf_cfs_rq(cfs_rq); } -- 2.35.1
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