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Date: Fri, 27 Aug 2004 20:42:41 -0700
From: Andrew Morton <akpm@osdl.org>
To: Christoph Lameter <clameter@sgi.com>
Cc: paulus@samba.org, ak@muc.de, davem@davemloft.net, ak@suse.de,
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       linux-ia64@vger.kernel.org, linux-kernel@vger.kernel.org,
       vrajesh@umich.edu, hugh@veritas.com
Subject: Re: page fault scalability patch final : i386 tested, x86_64
 support added
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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.