linux-kernel - Re: [PATCH] mm/slab: add a leak decoder callback

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Message-ID: <20130115170105.GP12288@lenny.home.zabbo.net>
Date:	Tue, 15 Jan 2013 09:01:05 -0800
From:	Zach Brown <zab@...bo.net>
To:	Christoph Lameter <cl@...ux.com>
Cc:	Liu Bo <bo.li.liu@...cle.com>, linux-mm@...ck.org,
	linux-btrfs@...r.kernel.org, linux-kernel@...r.kernel.org,
	Pekka Enberg <penberg@...nel.org>
Subject: Re: [PATCH] mm/slab: add a leak decoder callback

> The merge processing occurs during kmem_cache_create and you are setting
> up the decoder field afterwards! Wont work.

In the thread I suggested providing the callback at destruction:

 http://www.mail-archive.com/linux-btrfs@vger.kernel.org/msg21130.html

I liked that it limits accesibility of the callback to the only path
that uses it.

- z
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