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Date: Thu, 18 Mar 2010 11:31:39 -0500 (CDT)
From: Christoph Lameter <cl@linux-foundation.org>
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To: Mel Gorman <mel@csn.ul.ie>
cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
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       linux-mm@kvack.org
Subject: Re: [PATCH 01/11] mm,migration: Take a reference to the anon_vma
 before migrating
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On Thu, 18 Mar 2010, Mel Gorman wrote:

> Then even if we move to a full ref-count, it might still be a good idea
> to preserve the SLAB_DESTROY_BY_RCU.

Yes.