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authorThomas Gleixner <tglx@linutronix.de>2011-09-13 16:42:35 +0200
committerClark Williams <williams@redhat.com>2012-03-02 11:52:20 -0600
commit6dcfe841b13666be4324e9e7571f982252c4748b (patch)
tree9bf1e3594dabaa095e6e9abc4d5920fac6e35d77 /kernel/sched_features.h
parentc01f77dee5505c7000b02ded42a28657f901c9ea (diff)
sched-disable-ttwu-queue.patch
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'kernel/sched_features.h')
-rw-r--r--kernel/sched_features.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/sched_features.h b/kernel/sched_features.h
index 84802245abd2..0007001f995e 100644
--- a/kernel/sched_features.h
+++ b/kernel/sched_features.h
@@ -60,11 +60,15 @@ SCHED_FEAT(OWNER_SPIN, 1)
*/
SCHED_FEAT(NONTASK_POWER, 1)
+#ifndef CONFIG_PREEMPT_RT_FULL
/*
* Queue remote wakeups on the target CPU and process them
* using the scheduler IPI. Reduces rq->lock contention/bounces.
*/
SCHED_FEAT(TTWU_QUEUE, 1)
+#else
+SCHED_FEAT(TTWU_QUEUE, 0)
+#endif
SCHED_FEAT(FORCE_SD_OVERLAP, 0)
SCHED_FEAT(RT_RUNTIME_SHARE, 1)