sched/rt: Do not submit new work when PI-blocked

When we are PI-blocked then we want to get things done ASAP.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/n/tip-vw8et3445km5b8mpihf4trae@git.kernel.org
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 1 insertions, 1 deletions

diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index c2bbdecaa27d..25e06a5e048b 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -3227,7 +3227,7 @@ need_resched:
 
 static inline void sched_submit_work(struct task_struct *tsk)
 {
-        if (!tsk->state)
+        if (!tsk->state || tsk_is_pi_blocked(tsk))
                 return;
         /*
          * If we are going to sleep and we have plugged IO queued,