linux-kernel - Re: [PATCH 1/3] page-allocator: Split per-cpu list into one-list-per-migrate-type

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Message-ID: <20090818131248.GR9962@wotan.suse.de>
Date:	Tue, 18 Aug 2009 15:12:48 +0200
From:	Nick Piggin <npiggin@...e.de>
To:	Mel Gorman <mel@....ul.ie>
Cc:	Linux Memory Management List <linux-mm@...ck.org>,
	Christoph Lameter <cl@...ux-foundation.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/3] page-allocator: Split per-cpu list into one-list-per-migrate-type

On Tue, Aug 18, 2009 at 02:10:24PM +0100, Mel Gorman wrote:
> On Tue, Aug 18, 2009 at 01:43:35PM +0200, Nick Piggin wrote:
> > On Tue, Aug 18, 2009 at 12:16:00PM +0100, Mel Gorman wrote:
> Tell me about it. The dcache overhead of this is a problem although I
> tried to limit the damage using pahole to see how much padding I had to
> play with and staying within it where possible.
> 
> > But no I think this is a good idea.
> > 
> 
> Thanks. Is that an Ack?

Sure, your numbers seem OK. I don't know if there is much more you
can do without having it merged somewhere...

Acked-by: Nick Piggin <npiggin@...e.de>


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