linux-kernel - Re: [PATCH] Add a movablecore= parameter for sizing ZONE

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Message-Id: <20070715224757.6432e977.kamezawa.hiroyu@jp.fujitsu.com>
Date:	Sun, 15 Jul 2007 22:47:57 +0900
From:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
To:	mel@...net.ie (Mel Gorman)
Cc:	npiggin@...e.de, akpm@...ux-foundation.org, kenchen@...gle.com,
	jschopp@...tin.ibm.com, apw@...dowen.org, a.p.zijlstra@...llo.nl,
	y-goto@...fujitsu.com, clameter@....com, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Add a movablecore= parameter for sizing ZONE_MOVABLE

On Sat, 14 Jul 2007 14:02:08 +0100
mel@...net.ie (Mel Gorman) wrote:
> > What's the status of making it configurable? I didn't see something
> > in -mm for that yet?
> > 
> 
> I have a patch that makes it configurable but Kamezawa-san posted a very
> promising patch about making all zones configurable in a very clever way
> which is more general than what I did. He posted it as an RFC[1] and there
> was feedback from Andy Whitcroft on how it could be made better so it wouldn't
> have been picked up for -mm but something is in the pipeline.
> 
I'll post it when I can. against the newest -mm.

> I've tested his patch for zone movable and it worked as advertised so I
> intended to see post-merge window what else could be done with it clean-up
> wise. I am curious to see if it can also make ZONE_NORMAL configurable on
> machines that only have ZONE_DMA for example.
> 
I think it as an interesting idea, Hmm....

-Kame
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