linux-kernel - Re: [RFC, PATCH 0/5] Going forward with Resource Management

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Date:	Mon, 07 Aug 2006 11:19:40 +0400
From:	Kirill Korotaev <dev@...ru>
To:	rohitseth@...gle.com
CC:	vatsa@...ibm.com, Alan Cox <alan@...rguk.ukuu.org.uk>,
	Andrew Morton <akpm@...l.org>, mingo@...e.hu,
	nickpiggin@...oo.com.au, sam@...ain.net,
	linux-kernel@...r.kernel.org, dev@...nvz.org, efault@....de,
	balbir@...ibm.com, sekharan@...ibm.com, nagar@...son.ibm.com,
	haveblue@...ibm.com, pj@....com
Subject: Re: [RFC, PATCH 0/5] Going forward with Resource Management - A	cpu
 controller

>>>Doesnt the ability to move tasks between groups dynamically affect
>>>(atleast) memory controller design (in giving up ownership etc)?
>>
>>we save object owner on the object. So if you change the container,
>>objects are still correctly charged to the creator and are uncharged
>>correctly on free.
>>
> 
> 
> Seems like the object owner should also change when the object moves
> from one container to another.
Consider a file which is opened in 2 processes. one of the processes
wants to move to another container then. How would you decide whether
to change the file owner or not?

Kirill

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