Messages in this thread Patch in this message | | | From | Gregory Haskins <> | Subject | [PATCH 3/4] RT: Add support for updating push-rt priority under PI boost | Date | Tue, 16 Oct 2007 12:09:08 -0400 |
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Priority of the running task can change at run-time due to PI boosting / nice, so be sure to update the RQ version of the priority as well.
Signed-off-by: Gregory Haskins <ghaskins@novell.com> ---
kernel/sched.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/kernel/sched.c b/kernel/sched.c index b69e49b..bc9f4a6 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -4656,6 +4656,7 @@ void rt_mutex_setprio(struct task_struct *p, int prio) * this runqueue and our priority is higher than the current's */ if (task_running(rq, p)) { + set_rq_prio(rq, p->prio); if (p->prio > oldprio) resched_task(rq->curr); } else { @@ -4715,6 +4716,9 @@ void set_user_nice(struct task_struct *p, long nice) */ if (delta < 0 || (delta > 0 && task_running(rq, p))) resched_task(rq->curr); + + if (delta && task_running(rq, p)) + set_rq_prio(rq, p->prio); } out_unlock: task_rq_unlock(rq, &flags); - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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