Messages in this thread | | | Date | Mon, 23 Mar 2015 09:55:23 +0100 | From | Peter Zijlstra <> | Subject | Re: [PATCH RESEND v10] sched/deadline: support dl task migration during cpu hotplug |
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On Mon, Mar 23, 2015 at 08:25:04AM +0100, Ingo Molnar wrote: > > >> >> >> + if (cpu >= nr_cpu_ids) { > > >> >> >> + if (dl_bandwidth_enabled()) { > > >> >> >> + /* > > >> >> >> + * Fail to find any suitable cpu. > > >> >> >> + * The task will never come back! > > >> >> >> + */ > > >> >> >> + WARN_ON(1); > > >> >> > > > >> >> > Can this condition happen to users with a non-buggy kernel?
> I still haven't seen a satisfactory answer to this question. Please > don't resend patches without clearing questions raised during review.
So I had a look on Friday, it _should_ not happen, but it does due to a second bug Juri is currently chasing down.
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