linux-kernel - Re: [PATCH 6/8] cgroup: remove cgroup->name

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Date:	Wed, 12 Feb 2014 03:27:13 -0500
From:	Tejun Heo <tj@...nel.org>
To:	Li Zefan <lizefan@...wei.com>
Cc:	containers@...ts.linux-foundation.org, cgroups@...r.kernel.org,
	linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...hat.com>,
	Johannes Weiner <hannes@...xchg.org>,
	Balbir Singh <bsingharora@...il.com>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
Subject: Re: [PATCH 6/8] cgroup: remove cgroup->name

On Wed, Feb 12, 2014 at 03:52:20PM +0800, Li Zefan wrote:
> The caller won't check the return value but pass it to printk/seq_printf,
> but now cgroup_path() might return -ENAMETOOLONG..

cgroup_path() returns NULL on overflow which printk handles fine, no?

Thanks.

-- 
tejun
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