linux-kernel - Re: [Patch3/4]: fake numa for x86

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Message-ID: <20061123090456.GD29738@bingen.suse.de>
Date:	Thu, 23 Nov 2006 10:04:56 +0100
From:	Andi Kleen <ak@...e.de>
To:	Rohit Seth <rohitseth@...gle.com>
Cc:	Andi Kleen <ak@...e.de>, Mel Gorman <mel@....ul.ie>,
	Andrew Morton <akpm@...l.org>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	David Rientjes <rientjes@...washington.edu>,
	Paul Menage <menage@...gle.com>
Subject: Re: [Patch3/4]: fake numa for x86_64 patches

On Wed, Nov 22, 2006 at 05:34:47PM -0800, Rohit Seth wrote:
> Fix the existing numa=fake so that ioholes are appropriately configured.
> Currently machines that have sizeable IO holes don't work with
> numa=fake>4.  This patch tries to equally partition the total available
> memory in equal size chunk.  The minimum size of the fake node is set to
> 32MB.

This patch seems to do far more than advertised in the change log? 

You're conflicting badly with Amul's numa hash function rewrite for example.

I don't see why you need to change that much code for this relatively
simple change anyways.

-Andi
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