linux-kernel - Re: [PATCH 2/3] slub: Add lock release annotation

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Message-ID: <alpine.DEB.2.00.1009291314570.9797@chino.kir.corp.google.com>
Date:	Wed, 29 Sep 2010 13:15:30 -0700 (PDT)
From:	David Rientjes <rientjes@...gle.com>
To:	Namhyung Kim <namhyung@...il.com>
cc:	Christoph Lameter <cl@...ux-foundation.org>,
	Pekka Enberg <penberg@...helsinki.fi>,
	Matt Mackall <mpm@...enic.com>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/3] slub: Add lock release annotation

On Wed, 29 Sep 2010, Namhyung Kim wrote:

> The unfreeze_slab() releases page's PG_locked bit but was missing
> proper annotation. The deactivate_slab() needs to be marked also
> since it calls unfreeze_slab() without grabbing the lock.

unfreeze_slab() needs it because it calls deactivate_slab() 
unconditionally, rather.

> Signed-off-by: Namhyung Kim <namhyung@...il.com>

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