[PATCH cgroup/for-3.7-fixes 1/2] Revert "cgroup: Remove task_lock() from cgroup_post_fork()"

Tejun Heo tj at kernel.org
Fri Oct 19 21:07:38 UTC 2012

Hello, Frederic.

On Fri, Oct 19, 2012 at 03:44:20PM -0400, Frederic Weisbecker wrote:
> > For -stable, I think it's better to revert.  If you want to remove
> > task_lock, let's do it for 3.8.
> I don't think that a wrong comment justifies a patch to stable.

I'm not really sure whether it's safe or not.  It seems all usages are
protected by write locking css_set_lock but maybe I'm missing
something and as the commit is born out of confusion, I'm very
inclined to revert it by default.  Are you sure this one is safe?



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