Re: [PATCH 4/6] cgroups: forbid pre_destroy callback to fail

[Michal Hocko]

On Thu 18-10-12 15:46:06, Tejun Heo wrote:
> On Thu, Oct 18, 2012 at 03:41:48PM -0700, Tejun Heo wrote:
> > Note that the patch is broken in a couple places but it does show the
> > general direction.  I'd prefer if patch #3 simply makes pre_destroy()
> > return 0 and drop __DEPRECATED_clear_css_refs from mem_cgroup_subsys.
> > Then, I can pull the branch in and drop all the unnecessary cruft.
> 
> But you need the locking change for further memcg cleanup.  To avoid
> interlocked pulls from both sides, I think it's okay to push this one
> with the rest of memcg changes.  I can do the cleanup on top of this
> whole series, but please do drop .__DEPRECATED_clear_css_refs from
> memcg.

OK I will drop that one.

>  Acked-by: Tejun Heo <tj@xxxxxxxxxx>

Do you still agree with the v2 based on Li's feedback?

Thanks
-- 
Michal Hocko
SUSE Labs
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