Re: [PATCH v2 2/6] cgroup/cpuset: Clarify the use of invalid partition root

From: Tejun Heo
Date: Fri Jul 16 2021 - 17:18:51 EST


On Fri, Jul 16, 2021 at 05:12:17PM -0400, Waiman Long wrote:
> Are you suggesting that we add a file that allows
> processes to be notified if an event (e.g. hotplug) that changes a partition
> root to invalid partition happens or when explicit change to a partition
> root fails? Will that be enough to satisfy your requirement?

Yeah, something like that or make the current state file generate events on
state transitions.