Re: Query regarding deadlock involving cgroup_threadgroup_rwsem and cpu_hotplug_lock

From: Tejun Heo
Date: Wed Jul 27 2022 - 15:33:31 EST


On Wed, Jul 20, 2022 at 08:05:03AM -1000, Tejun Heo wrote:
> On Wed, Jul 20, 2022 at 05:31:51PM +0530, Mukesh Ojha wrote:
> > Looks like these patches are the fixes.
> >
> > https://lore.kernel.org/all/YtDvN0wJ6CKaEPN8@xxxxxxxxxxxxxxx/#r
> >
> > Would let Tejun confirm this .
>
> Yeah, looks like the same issue. I'll write up a patch later this week /
> early next unless someone beats me to it.

https://lore.kernel.org/lkml/20220705123705.764-1-xuewen.yan@xxxxxxxxxx/ is
the thread with the same issue. Let's follow up there.

Thanks.

--
tejun