Re: [PATCH 1/2] cgroup: Fix /proc/cgroups count for v2

[T.J. Mercier]

On Tue, May 28, 2024 at 3:42 PM Tejun Heo <tj@xxxxxxxxxx> wrote:
>
> On Tue, May 28, 2024 at 03:38:01PM -0700, T.J. Mercier wrote:
> > > > I think it would make sense to introduce something in a similar
> > > > fashion. Can't think of a good name off the top of my head but add a
> > > > cgroup. file which lists the controllers in the subtree along with the
> > > > number of css's.
> > >
> > > BTW, there is the 'debug' subsys that has (almost) exactly that:
> > > 'debug.csses' -- it's in v1 fashion though so it won't show hierarchical
> > > sums.
>
> Yeah, something like that but hierarchical and built into cgroup2 interface.
> Would that work for your use case?
>
I think so, I'm checking this out now. debug as v1-only and non-stable
interface files doesn't work, but the same sort of thing with a stable
interface on v2 seems like it would.

> Thanks.
>
> --
> tejun