Re: [patch-rt] hotplug, hrtimer: Migrate expired/deferred timers during cpu offline

From: Mike Galbraith
Date: Thu Aug 17 2017 - 13:38:17 EST


On Thu, 2017-08-17 at 19:26 +0200, Mike Galbraith wrote:
> On Thu, 2017-08-17 at 19:17 +0200, Sebastian Andrzej Siewior wrote:
> > On 2017-08-17 18:50:42 [+0200], To Mike Galbraith wrote:
> > > __remove_hrtimer() shouldn't be required because it has been done
> > > already. It should be enough to just list_splice() one list to the
> > > other and raise the softirq afterwards.
> >
> > Mike, can you check this please:
>
> Yeah, will do.

BTW, with holes stopped up, 8 socket box took a hefty beating for 20
hours. ÂIt was actually 4.12, but it's the same code, just rolled
forward. ÂThis is hotplug code is looking pretty darn durable.

-Mike