linux-kernel - Re: [PATCH v3 6/9] devcg: use css_online and css

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Message-ID: <20130129195240.GG6824@mtj.dyndns.org>
Date:	Tue, 29 Jan 2013 11:52:40 -0800
From:	Tejun Heo <tj@...nel.org>
To:	aris@...hat.com
Cc:	linux-kernel@...r.kernel.org, cgroups@...r.kernel.org,
	Serge Hallyn <serge.hallyn@...onical.com>
Subject: Re: [PATCH v3 6/9] devcg: use css_online and css_offline

On Tue, Jan 29, 2013 at 02:08:05PM -0500, aris@...hat.com wrote:
> Allocate resources and change behavior only when online.
> This patch is in preparation for hierarchy support.

I think the description is a bit lacking.  We need this because we
need to reliably determine whether a certain node is on the hierarchy
or not for config propagation and inheritance.  It would be nice if
you explain the synchornization implications.

> Cc: Tejun Heo <tj@...nel.org>
> Cc: Serge Hallyn <serge.hallyn@...onical.com>
> Signed-off-by: Aristeu Rozanski <aris@...hat.com>

Other than that,

Acked-by: Tejun Heo <tj@...nel.org>

-- 
tejun
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