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From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: ak@suse.de, linux-kernel@vger.kernel.org, y-goto@jp.fujitsu.com,
	clameter@engr.sgi.com
Subject: Re: [2.6.20][PATCH] fix mempolicy error check on a system with memory-less-node
Date: Thu, 8 Feb 2007 09:37:40 +0900	[thread overview]
Message-ID: <20070208093740.70277c89.kamezawa.hiroyu@jp.fujitsu.com> (raw)
In-Reply-To: <20070207094344.0efdde10.akpm@linux-foundation.org>

On Wed, 7 Feb 2007 09:43:44 -0800
Andrew Morton <akpm@linux-foundation.org> wrote:

> > > and to 
> > > accurately present the machine's topology to the user without us having to
> > > go adding falsehoods like this?
> > 
> > a node is a piece of memory. Without memory it doesn't make sense.
> 
> Who said?  I can pick up a piece of circuitry which has four CPUs and no
> RAM, wave it about then stick it in a computer.  The kernel is just wrong,
> surely?
> 
As far as I remember, this was the first e-mail which tells me that there are
- cpu only node
- device only node
- memory only node
during node-hot-plug discussion.

http://www.gelato.unsw.edu.au/archives/linux-ia64/0405/9679.html

Thanks,
-Kame


  parent reply	other threads:[~2007-02-08  0:38 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-02-06 11:23 KAMEZAWA Hiroyuki
2007-02-06 17:26 ` Christoph Lameter
2007-02-07  1:14   ` KAMEZAWA Hiroyuki
2007-02-07  8:04     ` Christoph Lameter
2007-02-07  8:36       ` KAMEZAWA Hiroyuki
2007-02-08 11:49         ` Bob Picco
2007-02-07 10:20       ` Andi Kleen
2007-02-07 10:20 ` Andi Kleen
2007-02-07 10:07   ` KAMEZAWA Hiroyuki
2007-02-07 10:19     ` Andi Kleen
2007-02-07 10:37       ` KAMEZAWA Hiroyuki
2007-02-07 10:41         ` Andi Kleen
2007-02-07 10:49           ` KAMEZAWA Hiroyuki
2007-02-07 11:32             ` Andi Kleen
2007-02-07 12:27               ` KAMEZAWA Hiroyuki
2007-02-07 14:05     ` Christoph Lameter
2007-02-07 15:28       ` KAMEZAWA Hiroyuki
2007-02-07 14:03   ` Christoph Lameter
2007-02-07 16:23   ` Andrew Morton
2007-02-07 16:50     ` Andi Kleen
2007-02-07 17:43       ` Andrew Morton
2007-02-07 18:15         ` [PATCH] FS : Speedup rw_verify_area() Eric Dumazet
2007-02-08  0:37         ` KAMEZAWA Hiroyuki [this message]
2007-02-08 19:09         ` [2.6.20][PATCH] fix mempolicy error check on a system with memory-less-node Christoph Lameter
2007-02-08 19:26           ` Andrew Morton
2007-02-08 19:35             ` Christoph Lameter

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