linux-kernel - Re: [rfc] increase struct page size?! (now sparsemem vmemmap)

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Message-ID: <Pine.LNX.4.64.0705181901130.14521@schroedinger.engr.sgi.com>
Date:	Fri, 18 May 2007 19:03:39 -0700 (PDT)
From:	Christoph Lameter <clameter@....com>
To:	apw@...dowen.org
cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Linux Memory Management List <linux-mm@...ck.org>,
	linux-arch@...r.kernel.org, Nick Piggin <npiggin@...e.de>
Subject: Re: [rfc] increase struct page size?! (now sparsemem vmemmap)

On Sat, 19 May 2007, Nick Piggin wrote:

> Hugh points out that we should make _count and _mapcount atomic_long_t's,
> which would probably be a better use of the space once your vmemmap goes
> in.

Well Andy was going to merge it:

http://marc.info/?l=linux-kernel&m=117620162415620&w=2

Andy when are we going to get the vmemmap patches into sparsemem?

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