linux-kernel - Re: [PATCH 3/3] mm: fix return value in __alloc_contig_migrate

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Date:	Mon, 16 Jul 2012 12:29:35 -0500 (CDT)
From:	Christoph Lameter <cl@...ux.com>
To:	Joonsoo Kim <js1304@...il.com>
cc:	akpm@...ux-foundation.org, linux-kernel@...r.kernel.org,
	linux-mm@...ck.org, Michal Nazarewicz <mina86@...a86.com>,
	Marek Szyprowski <m.szyprowski@...sung.com>,
	Minchan Kim <minchan@...nel.org>
Subject: Re: [PATCH 3/3] mm: fix return value in
 __alloc_contig_migrate_range()

On Tue, 17 Jul 2012, Joonsoo Kim wrote:

> migrate_pages() would return positive value in some failure case,
> so 'ret > 0 ? 0 : ret' may be wrong.
> This fix it and remove one dead statement.

Acked-by: Christoph Lameter <cl@...ux.com>
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