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Date:   Sun, 17 Jan 2021 12:08:47 +0800
From:   Jiang Biao <>
        Jiang Biao <>
Subject: [PATCH] sched/fair: Trivial fix for comment of check_preempt_tick

From: Jiang Biao <>

check_preempt_tick() is not just for newly woken task preemption,
and check_preempt_wakeup() is instead.

The current comment of check_preempt_tick() is a little confusing.

Signed-off-by: Jiang Biao <>
 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 04a3ce20da67..c0374c1152e0 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -4360,7 +4360,7 @@ dequeue_entity(struct cfs_rq *cfs_rq, struct sched_entity *se, int flags)
- * Preempt the current task with a newly woken task if needed:
+ * Preempt the current task with the leftmost task if needed:
 static void
 check_preempt_tick(struct cfs_rq *cfs_rq, struct sched_entity *curr)

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