patches/sched-clear-pf-thread-bound-on-fallback-rq.patch

Subject: sched-clear-pf-thread-bound-on-fallback-rq.patch
From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 04 Nov 2011 20:48:36 +0100

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---
 kernel/sched/core.c |    6 ++++++
 1 file changed, 6 insertions(+)

--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -1192,6 +1192,12 @@ 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;
 }