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authorYangtao Li <tiny.windzz@gmail.com>2018-11-03 13:26:02 -0400
committerIngo Molnar <mingo@kernel.org>2018-12-11 15:16:57 +0100
commit9ebc6053814d37b9de8cc291fba28f30a729c929 (patch)
tree9801860671155eefbdc246c1c80af6aa2569c791 /kernel/sched/rt.c
parent765d0af19f5f388a34bf4533378f8398b72ded46 (diff)
sched/core: Remove unnecessary unlikely() in push_*_task()
WARN_ON() already contains an unlikely(), so it's not necessary to use WARN_ON(1). Signed-off-by: Yangtao Li <tiny.windzz@gmail.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Mike Galbraith <efault@gmx.de> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/20181103172602.1917-1-tiny.windzz@gmail.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/sched/rt.c')
-rw-r--r--kernel/sched/rt.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/kernel/sched/rt.c b/kernel/sched/rt.c
index 9aa3287ce301..e4f398ad9e73 100644
--- a/kernel/sched/rt.c
+++ b/kernel/sched/rt.c
@@ -1813,10 +1813,8 @@ static int push_rt_task(struct rq *rq)
return 0;
retry:
- if (unlikely(next_task == rq->curr)) {
- WARN_ON(1);
+ if (WARN_ON(next_task == rq->curr))
return 0;
- }
/*
* It's possible that the next_task slipped in of