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Date: Mon, 19 Jan 2015 10:42:15 -0500
From: Tejun Heo <tj@kernel.org>
To: Vladimir Davydov <vdavydov@parallels.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
        Johannes Weiner <hannes@cmpxchg.org>, Michal Hocko <mhocko@suse.cz>,
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        linux-kernel@vger.kernel.org
Subject: Re: [PATCH -mm v2 3/7] cgroup: release css->id after css_free
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On Mon, Jan 19, 2015 at 06:18:54PM +0300, Vladimir Davydov wrote:
> Could you please elaborate this? I mean, what problems do you think can
> arise if we release css->id a little bit (one grace period) later?
> 
> Of course, I can introduce yet another id per memcg, but I think we have
> css->id to avoid code duplication in controllers.

lol, my brainfart.  Never mind.  I thought you were moving it to
offline.  Please feel free to add my acked-by.

Thanks.

-- 
tejun