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authorIngo Molnar <mingo@kernel.org>2014-03-11 11:53:50 +0100
committerIngo Molnar <mingo@kernel.org>2014-03-11 11:53:50 +0100
commit0066f3b93e144762b409940fa37bb1cd36c1baf7 (patch)
tree0c99b2754fb16c2a787bc1d086bd6fb268b12b1a /kernel/sched/rt.c
parente65312fe868da53077780de618e213a53dc90d00 (diff)
parentb8ad0f912b93c23c34dfedc615a0eeba6ca29463 (diff)
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Merge branch 'perf/urgent' into perf/core
Merge the latest fixes. Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/sched/rt.c')
-rw-r--r--kernel/sched/rt.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/kernel/sched/rt.c b/kernel/sched/rt.c
index a2740b775b45..1999021042c7 100644
--- a/kernel/sched/rt.c
+++ b/kernel/sched/rt.c
@@ -538,6 +538,14 @@ static inline struct rt_bandwidth *sched_rt_bandwidth(struct rt_rq *rt_rq)
#endif /* CONFIG_RT_GROUP_SCHED */
+bool sched_rt_bandwidth_account(struct rt_rq *rt_rq)
+{
+ struct rt_bandwidth *rt_b = sched_rt_bandwidth(rt_rq);
+
+ return (hrtimer_active(&rt_b->rt_period_timer) ||
+ rt_rq->rt_time < rt_b->rt_runtime);
+}
+
#ifdef CONFIG_SMP
/*
* We ran out of runtime, see if we can borrow some from our neighbours.