Re: [PATCH v9 2/8] sched/core: Streamlining calls to task_rq_unlock()

From: Juri Lelli
Date: Mon Jul 22 2019 - 04:32:21 EST


On 22/07/19 10:21, Dietmar Eggemann wrote:
> On 7/19/19 3:59 PM, Juri Lelli wrote:
> > From: Mathieu Poirier <mathieu.poirier@xxxxxxxxxx>
>
> [...]
>
> > @@ -4269,8 +4269,8 @@ static int __sched_setscheduler(struct task_struct *p,
> > */
> > if (!cpumask_subset(span, &p->cpus_allowed) ||
>
> This doesn't apply cleanly on v5.3-rc1 anymore due to commit
> 3bd3706251ee ("sched/core: Provide a pointer to the valid CPU mask").
>
> > rq->rd->dl_bw.bw == 0) {
> > - task_rq_unlock(rq, p, &rf);
> > - return -EPERM;
> > + retval = -EPERM;
> > + goto unlock;
> > }
> > }
> > #endif

Thanks for reporting. The set is based on cgroup/for-next (as of last
week), though. I can of course rebase on tip/sched/core or mainline if
needed.

Best,

Juri