linux-kernel - Re: [ckrm-tech] RFC: Memory Controller

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Message-ID: <45485046.6080508@in.ibm.com>
Date:	Wed, 01 Nov 2006 13:14:06 +0530
From:	Balbir Singh <balbir@...ibm.com>
To:	Paul Menage <menage@...gle.com>
CC:	dev@...nvz.org, vatsa@...ibm.com, sekharan@...ibm.com,
	ckrm-tech@...ts.sourceforge.net, haveblue@...ibm.com,
	linux-kernel@...r.kernel.org, pj@....com, matthltc@...ibm.com,
	dipankar@...ibm.com, rohitseth@...gle.com
Subject: Re: [ckrm-tech] RFC: Memory Controller

Paul Menage wrote:
> On 10/31/06, Balbir Singh <balbir@...ibm.com> wrote:
>> I thought this would be hard to do in general, but with a page -->
>> container mapping that will come as a result of the memory controller,
>> will it still be that hard?
> 
> I meant that it's pretty much impossible with the current APIs
> provided by the kernel. That's why one of the most useful things that
> a memory controller can provide is accounting and limiting of page
> cache usage.
> 
> Paul

Thanks for clarifying that! I completely agree, page cache control is
very important!

-- 

	Balbir Singh,
	Linux Technology Center,
	IBM Software Labs
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