linux-kernel - Re: [PATCH 20/20] Get rid of the concept of hot/cold page freeing

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Message-ID: <alpine.DEB.1.10.0902271039440.31801@qirst.com>
Date:	Fri, 27 Feb 2009 10:40:17 -0500 (EST)
From:	Christoph Lameter <cl@...ux-foundation.org>
To:	Nick Piggin <npiggin@...e.de>
cc:	Mel Gorman <mel@....ul.ie>,
	Andrew Morton <akpm@...ux-foundation.org>, linux-mm@...ck.org,
	penberg@...helsinki.fi, riel@...hat.com,
	kosaki.motohiro@...fujitsu.com, hannes@...xchg.org,
	linux-kernel@...r.kernel.org, ming.m.lin@...el.com,
	yanmin_zhang@...ux.intel.com
Subject: Re: [PATCH 20/20] Get rid of the concept of hot/cold page freeing

On Fri, 27 Feb 2009, Nick Piggin wrote:

> > I hope we can get rid of various ugly elements of the quicklists if the
> > page allocator would offer some sort of support. I would think that the
>
> Only if it provides significant advantages over existing quicklists or
> adds *no* extra overhead to the page allocator common cases. :)

And only if the page allocator gets fast enough to be usable for
allocs instead of quicklists.

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