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authorThomas Gleixner <tglx@linutronix.de>2011-11-04 20:48:36 +0100
committerClark Williams <williams@redhat.com>2012-04-11 11:07:39 -0500
commit76c780885ce6267f2f97c06bf9f1937a781d8c18 (patch)
tree13cf95f131f3eaa4f95dfaa573e43fa8db211e8f /kernel/sched
parent2367961891e722c4a96958a01b271c4545465825 (diff)
sched-clear-pf-thread-bound-on-fallback-rq.patch
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'kernel/sched')
-rw-r--r--kernel/sched/core.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index c7610f9e5e25..c075f46e9383 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -1325,6 +1325,12 @@ out:
}
}
+ /*
+ * Clear PF_THREAD_BOUND, otherwise we wreckage
+ * migrate_disable/enable. See optimization for
+ * PF_THREAD_BOUND tasks there.
+ */
+ p->flags &= ~PF_THREAD_BOUND;
return dest_cpu;
}