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Message-Id: <1191345465.5026.0.camel@localhost>
Date: Tue, 02 Oct 2007 13:17:45 -0400
From: Lee Schermerhorn <Lee.Schermerhorn@...com>
To: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
Cc: Andrew Morton <akpm@...ux-foundation.org>,
Andi Kleen <andi@...stfloor.org>, linux-kernel@...r.kernel.org,
mpm@...enic.com, "Huang, Ying" <ying.huang@...el.com>,
Thomas Gleixner <tglx@...utronix.de>,
Christoph Lameter <clameter@....com>, apw@...dowen.org
Subject: Re: x86 patches was Re: -mm merge plans for 2.6.24
On Tue, 2007-10-02 at 16:36 +0900, KAMEZAWA Hiroyuki wrote:
> On Tue, 2 Oct 2007 00:18:09 -0700
> Andrew Morton <akpm@...ux-foundation.org> wrote:
> > >
> > > > How come? Memoryless node can and do occur in real-world machines. Kernel
> > > > should support that?
> > >
> > > But a node is just defined by its memory?
> >
> > Don't think so. A node is a lump of circuitry which can have zero or more
> > CPUs, IO and memory.
> >
> > It may initially have been conceived as a memory-only concept in the Linux
> > kernel, but that doesn't fully map onto reality (does it?)
> >
> > There was a real-world need for this, I think from the Fujitsu guys. That
> > should be spelled out in the changelog but isn't.
>
> Yes, Fujitsu and HP guys really need this memory-less-node support.
Agreed!
Lee
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