Re: [PATCH REPOST RFC cgroup/for-3.7] cgroup: mark subsystems withbroken hierarchy support and whine if cgroups are nested for them

From: Tejun Heo
Date: Wed Sep 12 2012 - 13:12:21 EST


On Wed, Sep 12, 2012 at 05:49:07PM +0200, Michal Hocko wrote:
> > While I respect your goal of not warning about any configuration
> > with max_level = 1, I believe the only sane configuration as soon
> > as we get any 2nd-level child is use_hierarchy = 1 for everybody.
> >
> > Everything aside from it should be warned.
> Defintely. And that what the above guarantess, doesn't it?

I'm getting a bit worried that I might not be fully understanding what
your concern is. Can you please elaborate what your worries are and
the transition plan that you have in your mind regarding


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