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Diffstat (limited to 'kernel/sched/core_sched.c')
-rw-r--r--kernel/sched/core_sched.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/kernel/sched/core_sched.c b/kernel/sched/core_sched.c
index 5103502da7ba..93878cb2a46d 100644
--- a/kernel/sched/core_sched.c
+++ b/kernel/sched/core_sched.c
@@ -56,7 +56,6 @@ static unsigned long sched_core_update_cookie(struct task_struct *p,
unsigned long old_cookie;
struct rq_flags rf;
struct rq *rq;
- bool enqueued;
rq = task_rq_lock(p, &rf);
@@ -68,14 +67,16 @@ static unsigned long sched_core_update_cookie(struct task_struct *p,
*/
SCHED_WARN_ON((p->core_cookie || cookie) && !sched_core_enabled(rq));
- enqueued = sched_core_enqueued(p);
- if (enqueued)
+ if (sched_core_enqueued(p))
sched_core_dequeue(rq, p, DEQUEUE_SAVE);
old_cookie = p->core_cookie;
p->core_cookie = cookie;
- if (enqueued)
+ /*
+ * Consider the cases: !prev_cookie and !cookie.
+ */
+ if (cookie && task_on_rq_queued(p))
sched_core_enqueue(rq, p);
/*