Subject: sched-clear-pf-thread-bound-on-fallback-rq.patch From: Thomas Gleixner Date: Fri, 04 Nov 2011 20:48:36 +0100 Signed-off-by: Thomas Gleixner --- kernel/sched/core.c | 6 ++++++ 1 file changed, 6 insertions(+) Index: linux-stable/kernel/sched/core.c =================================================================== --- linux-stable.orig/kernel/sched/core.c +++ linux-stable/kernel/sched/core.c @@ -1323,6 +1323,12 @@ 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; }