linux-kernel - Re: [PATCH 3/3] page-allocator: Move pcp static fields for high and batch off-pcp and onto the zone

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Message-ID: <alpine.DEB.1.10.0908181015420.32284@gentwo.org>
Date:	Tue, 18 Aug 2009 10:18:48 -0400 (EDT)
From:	Christoph Lameter <cl@...ux-foundation.org>
To:	Mel Gorman <mel@....ul.ie>
cc:	Linux Memory Management List <linux-mm@...ck.org>,
	Nick Piggin <npiggin@...e.de>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 3/3] page-allocator: Move pcp static fields for high and
 batch off-pcp and onto the zone


This will increase the cache footprint for the hot code path. Could these
new variable be moved next to zone fields that are already in use there?
The pageset array is used f.e.


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