linux-kernel - Re: [PATCH 6/7] containers (V7): BeanCounters over generic process containers

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Message-ID: <6599ad830702130137t4bbfcec1ma65a873504796730@mail.gmail.com>
Date:	Tue, 13 Feb 2007 01:37:27 -0800
From:	"Paul Menage" <menage@...gle.com>
To:	"Pavel Emelianov" <xemul@...ru>
Cc:	akpm@...l.org, pj@....com, sekharan@...ibm.com, dev@...ru,
	serue@...ibm.com, vatsa@...ibm.com, ebiederm@...ssion.com,
	ckrm-tech@...ts.sourceforge.net, linux-kernel@...r.kernel.org,
	rohitseth@...gle.com, mbligh@...gle.com, winget@...gle.com,
	containers@...ts.osdl.org, devel@...nvz.org
Subject: Re: [PATCH 6/7] containers (V7): BeanCounters over generic process containers

On 2/13/07, Pavel Emelianov <xemul@...ru> wrote:
>
> I have implementation that moves arbitrary task :)

Is that the one that calls stop_machine() in order to move a task
around? That seemed a little heavyweight ...

> May be we can do context (container-on-task) handling lockless?

What did you have in mind?

> > I thought that we solved that problem by having a tmp_bc field in the
> > task_struct that would take precedence over the main bc if it was
> > non-null?
>
> Of course, but I'm commenting this patchset which doesn't have
> this facility.

OK, I can add the concept in to the example too.

Paul
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