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authorMichael Wang <wangyun@linux.vnet.ibm.com>2012-07-03 14:34:02 +0800
committerIngo Molnar <mingo@kernel.org>2012-09-04 14:31:42 +0200
commit38b8dd6f87398524d02c21ff614c507ba8c9d295 (patch)
treeb814a4c20ac30c5d7e7c0836daf1b11be0923cb4 /kernel
parentd00535db42805e9ae5eadf1b4a86e01e85674b0c (diff)
downloadblackbird-op-linux-38b8dd6f87398524d02c21ff614c507ba8c9d295.tar.gz
blackbird-op-linux-38b8dd6f87398524d02c21ff614c507ba8c9d295.zip
sched: Remove useless code in yield_to()
It's impossible to enter the else branch if we have set skip_clock_update in task_yield_fair(), as yield_to_task_fair() will directly return true after invoke task_yield_fair(). Signed-off-by: Michael Wang <wangyun@linux.vnet.ibm.com> Acked-by: Mike Galbraith <efault@gmx.de> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/4FF2925A.9060005@linux.vnet.ibm.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/sched/core.c7
1 files changed, 0 insertions, 7 deletions
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index ec0f2b81b81c..c46a011ce5db 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -4348,13 +4348,6 @@ again:
*/
if (preempt && rq != p_rq)
resched_task(p_rq->curr);
- } else {
- /*
- * We might have set it in task_yield_fair(), but are
- * not going to schedule(), so don't want to skip
- * the next update.
- */
- rq->skip_clock_update = 0;
}
out:
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