linux-kernel - Re: [PATCH 1/2] mm: page allocator: Initialise ZLC for first zone eligible for zone

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Message-ID: <alpine.DEB.2.00.1107201307530.1472@router.home>
Date:	Wed, 20 Jul 2011 13:08:46 -0500 (CDT)
From:	Christoph Lameter <cl@...ux.com>
To:	Mel Gorman <mgorman@...e.de>
cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Minchan Kim <minchan.kim@...il.com>,
	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
	linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] mm: page allocator: Initialise ZLC for first zone
 eligible for zone_reclaim

Hmmm... Looking at get_page_from_freelist and considering speeding that up
in general: Could we move the whole watermark logic into the slow path?
Only check when we refill the per cpu queues?

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