From mboxrd@z Thu Jan  1 00:00:00 1970
Date: Sun, 15 Oct 2000 08:07:41 -0400 (EDT)
From: Ingo Molnar <mingo@redhat.com>
Subject: Re: [RFC] atomic pte updates and pae changes, take 2
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Message-ID: <Pine.LNX.4.21.0010150802251.30587-100000@devserv.devel.redhat.com>
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To: Linus Torvalds <torvalds@transmeta.com>
Cc: Ben LaHaise <bcrl@redhat.com>, linux-mm@kvack.org, linux-kernel@vger.kernel.org
List-ID: <linux-mm.kvack.org>

On Fri, 13 Oct 2000, Linus Torvalds wrote:

> Ingo, I'd like you to comment on all the PAE issues just in case, but
> I personally don't have any real issues any more. [...]

there is one small thing apart of the issue Stephen noticed, barrier()
between the two 32-bit writes should IMO be smp_wmb() instead. It should
not make any difference on current x86 CPUs, but if any future x86 SMP
implementation relaxes memory ordering, it will be easier to sort things
out.

	Ingo


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