linux-kernel - Re: [PATCH] change zonelist order v5 [1/3] implements zonelist order selection

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Message-Id: <20070509102018.8aaf21ed.kamezawa.hiroyu@jp.fujitsu.com>
Date:	Wed, 9 May 2007 10:20:18 +0900
From:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Lee.Schermerhorn@...com, clameter@....com,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org, ak@...e.de,
	jbarnes@...tuousgeek.org
Subject: Re: [PATCH] change zonelist order v5 [1/3] implements zonelist
 order selection

On Tue, 8 May 2007 17:58:55 -0700
Andrew Morton <akpm@...ux-foundation.org> wrote:

> On Wed, 9 May 2007 09:29:12 +0900
> KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com> wrote:
> 
> > On Tue, 08 May 2007 16:37:06 -0400
> > Lee Schermerhorn <Lee.Schermerhorn@...com> wrote:
> > 
> > > > You probably need a 
> > > > configuration with a couple of nodes. Maybesomething less symmetric than 
> > > > Kame? I.e. have 4GB nodes and then DMA32 takes out a sizeable chunk of it?
> > > > 
> > > 
> > > I tested on a 2 socket, 4GB Opteron blade.  All memory is either DMA32
> > > or DMA.  I added some ad hoc instrumentation to the build_zonelist_*
> > > functions to see what's happening.  I have verified that the patches
> > > appear to build the zonelists correctly:
> > > 
> > Thank you. good news.
> > 
> 
> I'm still cowering in fear of these patches, btw.
> 
Hmm, the patches looks unclear ? 

> Please keep testing and sending them ;)
> 
Okay. but it seems I need other testers...

I wonder I should drop sysctl of this patch and just support boot option
in next version.

-Kame

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