linux-kernel - Re: [PATCH 01/10] cgroup: don't print subsystems for the default hierarchy

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Message-ID: <20150818210124.GD15739@mtj.duckdns.org>
Date:	Tue, 18 Aug 2015 14:01:24 -0700
From:	Tejun Heo <tj@...nel.org>
To:	axboe@...nel.dk
Cc:	vgoyal@...hat.com, linux-kernel@...r.kernel.org,
	avanzini.arianna@...il.com, kernel-team@...com, hannes@...xchg.org,
	lizefan@...wei.com, cgroups@...r.kernel.org
Subject: Re: [PATCH 01/10] cgroup: don't print subsystems for the default
 hierarchy

On Fri, Jul 24, 2015 at 02:43:45PM -0400, Tejun Heo wrote:
> It doesn't make sense to print subsystems on mount option or
> /proc/PID/cgroup for the default hierarchy.
> 
> * cgroup.controllers file at the root of the default hierarchy lists
>   the currently attached controllers.
> 
> * The default hierarchy is catch-all for unmounted subsystems.
> 
> * The default hierarchy doesn't accept any mount options.
> 
> Suppress subsystem printing on mount options and /proc/PID/cgroup for
> the default hierarchy.
> 
> Signed-off-by: Tejun Heo <tj@...nel.org>
> Cc: Li Zefan <lizefan@...wei.com>
> Cc: Johannes Weiner <hannes@...xchg.org>
> Cc: cgroups@...r.kernel.org

Applied to cgroup/for-4.3-unified-base.

Thanks.

-- 
tejun
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