Hi Juri, On Tue, Nov 25, 2014 at 05:54:29PM +0000, Juri Lelli wrote: >Hi, > >On 19/11/14 08:35, Wanpeng Li wrote: >> Dl task who is not on queue and it is also the curr task simultaneously >> can not happen. In addition, pull since the priority of a not on queue >> dl task doesn't make any sense. >> >> This patch fix it by don't pull if dl task who's prio changed is not on >> queue. >> >> Signed-off-by: Wanpeng Li <[email protected]> >> --- >> kernel/sched/deadline.c | 5 ++++- >> 1 file changed, 4 insertions(+), 1 deletion(-) >> >> diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c >> index b9e44ae..4eaf55c 100644 >> --- a/kernel/sched/deadline.c >> +++ b/kernel/sched/deadline.c >> @@ -1678,7 +1678,10 @@ static void switched_to_dl(struct rq *rq, struct >> task_struct *p) >> static void prio_changed_dl(struct rq *rq, struct task_struct *p, >> int oldprio) >> { >> - if (task_on_rq_queued(p) || rq->curr == p) { >> + if (!task_on_rq_queued(p)) >> + return; >> + >> + if (rq->curr == p) { > >Yeah. I already posted a patches for this, that I forgot to properly >post again :/. I'll do it soon.
Cool, so we can ignore this patch from me, and you can move forward. ;-) I will resend the recent posted patches in one patchset so you can review them easily. Regards, Wanpeng Li > >Thanks, > >- Juri > >> #ifdef CONFIG_SMP >> /* >> * This might be too much, but unfortunately >> -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
