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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-12-24 09:43:21 -0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-12-24 09:43:21 -0800
commit5bd2010fbe027b224db2e74a4fdfec9a7b7918d2 (patch)
tree59106aae3930a3608409c101ec32d68742c8d168 /kernel/sched/rt.c
parent41f107266b19d100c1bcef9e1e1aef00692c1209 (diff)
parent413541dd66d51f791a0b169d9b9014e4f56be13c (diff)
Merge 3.13-rc5 into staging-next
We want these fixes here to handle some merge issues. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'kernel/sched/rt.c')
-rw-r--r--kernel/sched/rt.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/kernel/sched/rt.c b/kernel/sched/rt.c
index 7d57275fc396..1c4065575fa2 100644
--- a/kernel/sched/rt.c
+++ b/kernel/sched/rt.c
@@ -901,6 +901,13 @@ inc_rt_prio_smp(struct rt_rq *rt_rq, int prio, int prev_prio)
{
struct rq *rq = rq_of_rt_rq(rt_rq);
+#ifdef CONFIG_RT_GROUP_SCHED
+ /*
+ * Change rq's cpupri only if rt_rq is the top queue.
+ */
+ if (&rq->rt != rt_rq)
+ return;
+#endif
if (rq->online && prio < prev_prio)
cpupri_set(&rq->rd->cpupri, rq->cpu, prio);
}
@@ -910,6 +917,13 @@ dec_rt_prio_smp(struct rt_rq *rt_rq, int prio, int prev_prio)
{
struct rq *rq = rq_of_rt_rq(rt_rq);
+#ifdef CONFIG_RT_GROUP_SCHED
+ /*
+ * Change rq's cpupri only if rt_rq is the top queue.
+ */
+ if (&rq->rt != rt_rq)
+ return;
+#endif
if (rq->online && rt_rq->highest_prio.curr != prev_prio)
cpupri_set(&rq->rd->cpupri, rq->cpu, rt_rq->highest_prio.curr);
}