On 2017-01-24 15:40:06 [+0100], To Peter Zijlstra wrote:
> Since the change in commit fd7a4bed1835 ("sched, rt: Convert
> switched_{from, to}_rt() / prio_changed_rt() to balance callbacks") we
> don't reschedule a task under certain circumstances:
|switched_to_dl()
|{
|…
| if (rq->curr != p) {
| #ifdef CONFIG_SMP
| if (tsk_nr_cpus_allowed(p) > 1 && rq->dl.overloaded)
| queue_push_tasks(rq);
| #else
| if (dl_task(rq->curr))
| check_preempt_curr_dl(rq, p, 0);
| else
| resched_curr(rq);
| #endif
| }
| }
This looks like it asks for a similar change.
Sebastian
