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SubjectRe: [PATCH v9 2/8] sched/core: Streamlining calls to task_rq_unlock()
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On 7/22/19 10:32 AM, Juri Lelli wrote:
> On 22/07/19 10:21, Dietmar Eggemann wrote:
>> On 7/19/19 3:59 PM, Juri Lelli wrote:
>>> From: Mathieu Poirier <mathieu.poirier@linaro.org>
>>
>> [...]
>>
>>> @@ -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.

Not sure, there is another little issue on 3/8 since uclamp is in
v5.3-rc1 as well commit 69842cba9ace8 ("sched/uclamp: Add CPU's clamp
buckets refcounting").

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