diff options
author | Philippe Langlais <philippe.langlais@stericsson.com> | 2012-06-04 19:46:24 +0800 |
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committer | Philippe Langlais <philippe.langlais@stericsson.com> | 2012-06-04 19:46:24 +0800 |
commit | 29a3e1ef73daaa91cbf5cce2fb475f1878254402 (patch) | |
tree | fbd1df992706a4786633a7986a31b9cf78b3dced /kernel/sched/rt.c | |
parent | 564119271649aa2d1840e79badf743e957b497e6 (diff) | |
parent | 3c16bd7bb0a2b00b71f65bb0075e0c94d0fcc777 (diff) |
Merge Linaro Android branch ' jstultz/linaro-android-3.4
' into integration-android-ux500
Signed-off-by: Philippe Langlais <philippe.langlais@stericsson.com>
Diffstat (limited to 'kernel/sched/rt.c')
-rw-r--r-- | kernel/sched/rt.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/kernel/sched/rt.c b/kernel/sched/rt.c index 44af55e6d5d..8f32475d0ee 100644 --- a/kernel/sched/rt.c +++ b/kernel/sched/rt.c @@ -1983,6 +1983,8 @@ static void watchdog(struct rq *rq, struct task_struct *p) static void task_tick_rt(struct rq *rq, struct task_struct *p, int queued) { + struct sched_rt_entity *rt_se = &p->rt; + update_curr_rt(rq); watchdog(rq, p); @@ -2000,12 +2002,15 @@ static void task_tick_rt(struct rq *rq, struct task_struct *p, int queued) p->rt.time_slice = RR_TIMESLICE; /* - * Requeue to the end of queue if we are not the only element - * on the queue: + * Requeue to the end of queue if we (and all of our ancestors) are the + * only element on the queue */ - if (p->rt.run_list.prev != p->rt.run_list.next) { - requeue_task_rt(rq, p, 0); - set_tsk_need_resched(p); + for_each_sched_rt_entity(rt_se) { + if (rt_se->run_list.prev != rt_se->run_list.next) { + requeue_task_rt(rq, p, 0); + set_tsk_need_resched(p); + return; + } } } |