linux-kernel - Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory)

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Message-ID: <20060913044124.GA6640@in.ibm.com>
Date:	Wed, 13 Sep 2006 10:11:24 +0530
From:	Srivatsa Vaddagiri <vatsa@...ibm.com>
To:	Rohit Seth <rohitseth@...gle.com>
Cc:	sekharan@...ibm.com, Rik van Riel <riel@...hat.com>,
	CKRM-Tech <ckrm-tech@...ts.sourceforge.net>, balbir@...ibm.com,
	Dave Hansen <haveblue@...ibm.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Andi Kleen <ak@...e.de>, Christoph Hellwig <hch@...radead.org>,
	Andrey Savochkin <saw@...ru>, devel@...nvz.org,
	Matt Helsley <matthltc@...ibm.com>,
	Hugh Dickins <hugh@...itas.com>,
	Alexey Dobriyan <adobriyan@...l.ru>,
	Kirill Korotaev <dev@...ru>, Oleg Nesterov <oleg@...sign.ru>,
	Alan Cox <alan@...rguk.ukuu.org.uk>,
	Pavel Emelianov <xemul@...nvz.org>
Subject: Re: [ckrm-tech] [PATCH] BC: resource beancounters	(v4)	(added	user	memory)

On Tue, Sep 12, 2006 at 06:25:51PM -0700, Rohit Seth wrote:
> And how will the kernel reclaimer know which RGs are don't care?

The UBC code can provide this information certainly. For ex: in my CPU
controller patch, I do keep track of such don't care groups in the
controller itself:

	http://lkml.org/lkml/2006/8/20/120


-- 
Regards,
vatsa
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