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Date:	Thu, 17 May 2012 08:19:47 -0700
From:	Tejun Heo <tj@...nel.org>
To:	Glauber Costa <glommer@...allels.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>, cgroups@...r.kernel.org,
	linux-mm@...ck.org, devel@...nvz.org,
	kamezawa.hiroyu@...fujitsu.com, netdev@...r.kernel.org,
	Li Zefan <lizefan@...wei.com>,
	Johannes Weiner <hannes@...xchg.org>,
	Michal Hocko <mhocko@...e.cz>
Subject: Re: [PATCH v5 2/2] decrement static keys on real destroy time

On Thu, May 17, 2012 at 01:52:13PM +0400, Glauber Costa wrote:
> Andrew is right. It seems we will need that mutex after all. Just
> this is not a race, and neither something that should belong in the
> static_branch interface.

Yeah, with a completely different comment.  It just needs to wrap
->activated alteration and static key inc/dec, right?

Thanks.

-- 
tejun
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