Re: [RFC PATCH 1/2] devices cgroup: allow can_attach() if ns_capable

[Tejun Heo]

On Tue, Jul 23, 2013 at 01:16:06PM -0500, Serge Hallyn wrote:
> We allow a task to change its own devices cgroup, or to change other tasks'
> cgroups if it has CAP_SYS_ADMIN.
> 
> Also allow task A to change task B's cgroup if task A has CAP_SYS_ADMIN
> with respect to task B - meaning A is root in the same userns, or A
> created B's userns.

As discussed multpile times, cgroup isn't gonna support delegating
cgroup management directly into containers, so this doesn't really
jive with where we're heading.

Thanks.

-- 
tejun
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