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Date: Wed, 24 Sep 2014 22:40:55 -0400
From: Johannes Weiner <hannes@cmpxchg.org>
Subject: [patch v2] mm: memcontrol: do not iterate uninitialized memcgs
Message-ID: <20140925024054.GA4888@cmpxchg.org>
References: <1411612278-4707-1-git-send-email-hannes@cmpxchg.org>
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To: Andrew Morton <akpm@linux-foundation.org>
Cc: Hugh Dickins <hughd@google.com>, Tejun Heo <tj@kernel.org>, Michal Hocko <mhocko@suse.cz>, linux-mm@kvack.org, cgroups@vger.kernel.org, linux-kernel@vger.kernel.org

Argh, buggy css_put() against the root.  Hand grenades, everywhere.
Update:

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