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

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Date:	Wed, 12 Feb 2014 16:52:18 +0800
From:	Li Zefan <lizefan@...wei.com>
To:	Tejun Heo <tj@...nel.org>
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 2014/2/12 16:27, Tejun Heo wrote:
> 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?
> 

Ah, right. My mistake. I didn't take an afternoon nap, and was a bit sleeply.

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