linux-kernel - Re: [PATCH] mm: clear pages_scanned only if draining a pcp adds pages to the buddy allocator again

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Message-ID: <20120615161953.GB27816@cmpxchg.org>
Date:	Fri, 15 Jun 2012 18:19:53 +0200
From:	Johannes Weiner <hannes@...xchg.org>
To:	kosaki.motohiro@...il.com
Cc:	linux-kernel@...r.kernel.org, linux-mm@...ck.org,
	akpm@...ux-foundation.org,
	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
	David Rientjes <rientjes@...gle.com>,
	Mel Gorman <mel@....ul.ie>,
	Minchan Kim <minchan.kim@...il.com>,
	Wu Fengguang <fengguang.wu@...el.com>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	Rik van Riel <riel@...hat.com>
Subject: Re: [PATCH] mm: clear pages_scanned only if draining a pcp adds
 pages to the buddy allocator again

On Thu, Jun 14, 2012 at 12:16:10PM -0400, kosaki.motohiro@...il.com wrote:
> From: KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
> 
> commit 2ff754fa8f (mm: clear pages_scanned only if draining a pcp adds pages
> to the buddy allocator again) fixed one free_pcppages_bulk() misuse. But two
> another miuse still exist.
> 
> This patch fixes it.
> 
> Cc: David Rientjes <rientjes@...gle.com>
> Cc: Mel Gorman <mel@....ul.ie>
> Cc: Johannes Weiner <hannes@...xchg.org>
> Cc: Minchan Kim <minchan.kim@...il.com>
> Cc: Wu Fengguang <fengguang.wu@...el.com>
> Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
> Cc: Rik van Riel <riel@...hat.com>
> Cc: Andrew Morton <akpm@...ux-foundation.org>
> Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>

Acked-by: Johannes Weiner <hannes@...xchg.org>
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