linux-kernel - Re: [PATCH 2/3] cgroup: add cgroup

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Date:	Fri, 1 Mar 2013 14:36:29 +0800
From:	Li Zefan <lizefan@...wei.com>
To:	Tejun Heo <tj@...nel.org>
CC:	Al Viro <viro@...iv.linux.org.uk>,
	LKML <linux-kernel@...r.kernel.org>,
	Cgroups <cgroups@...r.kernel.org>
Subject: Re: [PATCH 2/3] cgroup: add cgroup_name() API

On 2013/2/28 22:49, Tejun Heo wrote:
> On Wed, Feb 27, 2013 at 10:53 PM, Li Zefan <lizefan@...wei.com> wrote:
>>> static const struct cgroup_name root_cgroup_name = { .name = "/" };
>>
>> Can't... That's char name[0] not char *name.
> 
> Flexible array members can be statically initialized. If you wanna be
> really anal about it, you can do it manually with a wrapping struct
> but I don't think that would be necessary.
> 

I didn't know this difference between flexible array and zero-size array.
Thanks.

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