From mboxrd@z Thu Jan  1 00:00:00 1970
From: Andrew Morton <akpm@osdl.org>
Date: Sat, 28 Aug 2004 03:42:41 +0000
Subject: Re: page fault scalability patch final : i386 tested, x86_64
Message-Id: <20040827204241.25da512b.akpm@osdl.org>
List-Id: <linux-ia64.vger.kernel.org>
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To: Christoph Lameter <clameter@sgi.com>
Cc: paulus@samba.org, ak@muc.de, davem@davemloft.net, ak@suse.de, wli@holomorphy.com, davem@redhat.com, raybry@sgi.com, benh@kernel.crashing.org, manfred@colorfullife.com, linux-ia64@vger.kernel.org, linux-kernel@vger.kernel.org, vrajesh@umich.edu, hugh@veritas.com

Christoph Lameter <clameter@sgi.com> wrote:
>
>  So I think the move to atomic for rss acceptable?

Short-term, yes.  Longer term (within 12 months), no - 50-bit addresses on
power5 will cause it to overflow.

We may as well fix it up now, but let's set that aside during consideration
of the rest of your patch.