Re: [PATCH 2/3] cgroup: add cgroup_name() API

Li Zefan
2013-02-28T06:54:18Z

On 2013/2/27 21:23, Tejun Heo wrote:
> On Wed, Feb 27, 2013 at 2:49 AM, Li Zefan <lizefan@huawei.com> wrote:
>> Well, cgrp->name is a pointer to struct cgroup_name.
>>
>> At first I tried to declare cgrp->name as char *, and use container_of()
>> to get struct cgroup_name, but it didn't result in simpler code.
>
> Hmmm? But then what prevents defining const struct cgroup_name?
>
> static const struct cgroup_name root_cgroup_name = { .name = "/" };

Can't... That's char name[0] not char *name.

I'll allocate a global struct cgroup_name *root_cgroup_name, and use it
for all root_cgroup->name and dummytop->name.