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authorPeter Zijlstra <peterz@infradead.org>2016-02-25 15:01:49 +0100
committerIngo Molnar <mingo@kernel.org>2016-02-29 09:53:11 +0100
commit801ccdbf018ca5dbd478756ece55cd6c7726ed5b (patch)
treea6c0fcfae7857957416637e1300ebee17add0511 /kernel/sched/deadline.c
parentf904f58263e1df5f70feb8b283f4bbe662847334 (diff)
sched/deadline: Remove superfluous call to switched_to_dl()
if (A || B) { } else if (A && !B) { } If A we'll take the first branch, if !A we will not satisfy the second. Therefore the second branch will never be taken. Reported-by: luca abeni <luca.abeni@unitn.it> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Acked-by: Juri Lelli <juri.lelli@arm.com> 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/20160225140149.GK6357@twins.programming.kicks-ass.net Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/sched/deadline.c')
-rw-r--r--kernel/sched/deadline.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c
index 04a569cdd613..15abf04bf0b8 100644
--- a/kernel/sched/deadline.c
+++ b/kernel/sched/deadline.c
@@ -1772,8 +1772,7 @@ static void prio_changed_dl(struct rq *rq, struct task_struct *p,
*/
resched_curr(rq);
#endif /* CONFIG_SMP */
- } else
- switched_to_dl(rq, p);
+ }
}
const struct sched_class dl_sched_class = {