linux-kernel - Re: [PATCH v2 02/29] slub: fix slab

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Message-ID: <alpine.DEB.2.00.1205151453460.18595@chino.kir.corp.google.com>
Date:	Tue, 15 May 2012 14:55:04 -0700 (PDT)
From:	David Rientjes <rientjes@...gle.com>
To:	Glauber Costa <glommer@...allels.com>,
	Pekka Enberg <penberg@...helsinki.fi>
cc:	linux-kernel@...r.kernel.org, cgroups@...r.kernel.org,
	linux-mm@...ck.org,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	Tejun Heo <tj@...nel.org>, Li Zefan <lizefan@...wei.com>,
	Greg Thelen <gthelen@...gle.com>,
	Suleiman Souhlal <suleiman@...gle.com>,
	Michal Hocko <mhocko@...e.cz>,
	Johannes Weiner <hannes@...xchg.org>, devel@...nvz.org,
	Christoph Lameter <cl@...ux.com>
Subject: Re: [PATCH v2 02/29] slub: fix slab_state for slub

On Fri, 11 May 2012, Glauber Costa wrote:

> When the slub code wants to know if the sysfs state has already been
> initialized, it tests for slab_state == SYSFS. This is quite fragile,
> since new state can be added in the future (it is, in fact, for
> memcg caches). This patch fixes this behavior so the test matches
> >= SYSFS, as all other state does.
> 
> Signed-off-by: Glauber Costa <glommer@...allels.com>

Acked-by: David Rientjes <rientjes@...gle.com>

Can be merged now, there's no dependency on the rest of this patchset.
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