linux-kernel - Re: [PATCH mm] mm: memcg: remove unused node/section info from pc->flags fix

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Message-ID: <20111109131437.GD3153@redhat.com>
Date:	Wed, 9 Nov 2011 14:14:37 +0100
From:	Johannes Weiner <jweiner@...hat.com>
To:	Hugh Dickins <hughd@...gle.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	Michal Hocko <mhocko@...e.cz>,
	"Kirill A. Shutemov" <kirill@...temov.name>,
	Daisuke Nishimura <nishimura@....nes.nec.co.jp>,
	Balbir Singh <bsingharora@...il.com>,
	Ying Han <yinghan@...gle.com>,
	Greg Thelen <gthelen@...gle.com>,
	Michel Lespinasse <walken@...gle.com>,
	Rik van Riel <riel@...hat.com>,
	Minchan Kim <minchan.kim@...il.com>,
	Christoph Hellwig <hch@...radead.org>,
	Stephen Rothwell <sfr@...b.auug.org.au>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH mm] mm: memcg: remove unused node/section info from
 pc->flags fix

On Tue, Nov 08, 2011 at 09:18:10PM -0800, Hugh Dickins wrote:
> Fix non-CONFIG_SPARSEMEM build, which failed with
> mm/page_cgroup.c: In function `alloc_node_page_cgroup':
> mm/page_cgroup.c:44: error: `start_pfn' undeclared (first use in this function)
> 
> Signed-off-by: Hugh Dickins <hughd@...gle.com>
> ---
> For folding into mm-memcg-remove-unused-node-section-info-from-pc-flags.patch
> 
>  mm/page_cgroup.c |    2 --
>  1 file changed, 2 deletions(-)
> 
> Hannes: heartfelt thanks to you for this great work - Hugh

Thanks, I appreciate it.  Sorry for the trouble, the patch is
obviously correct.
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