[PATCH 5/6] sched/dl: reschedule if successfully pull earlier deadline task

Wanpeng Li
2014-10-27T01:41:56Z

Reschedule if successfully pull earlier deadline task.

Signed-off-by: Wanpeng Li <wanpeng.li@linux.intel.com>
---
kernel/sched/deadline.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c
index 97141e2..21de865 100644
--- a/kernel/sched/deadline.c
+++ b/kernel/sched/deadline.c
@@ -1583,8 +1583,8 @@ static void switched_from_dl(struct rq *rq, struct task_struct *p)
* this is the right place to try to pull some other one
* from an overloaded cpu, if any.
*/
- if (!rq->dl.dl_nr_running)
- pull_dl_task(rq);
+ if (!rq->dl.dl_nr_running && pull_dl_task(rq))
+ resched_curr(rq);
#endif
}

--
1.9.1