Re: [PATCH 5/6] memcg: make mem_cgroup_reparent_charges non failing
From: Tejun Heo
Date: Thu Oct 18 2012 - 18:48:03 EST
On Wed, Oct 17, 2012 at 03:30:47PM +0200, Michal Hocko wrote:
> Now that pre_destroy callbacks are called from within cgroup_lock and
> the cgroup has been checked to be empty without any children then there
> is no other way to fail.
> mem_cgroup_pre_destroy doesn't have to take a reference to memcg's css
> because all css' are marked dead already.
> Signed-off-by: Michal Hocko <mhocko@xxxxxxx>
Reviewed-by: Tejun Heo <tj@xxxxxxxxxx>
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