Re: cgroup: avoid attaching a cgroup root to two different superblocks

[Tejun Heo]

On Fri, Apr 14, 2017 at 04:27:38PM -0700, Andrei Vagin wrote:
> Hello,
> 
> One of our CRIU tests hangs with this patch.
> 
> Steps to reproduce:
> curl -o cgroupns.c https://gist.githubusercontent.com/avagin/f87c8a8bd2a0de9afcc74976327786bc/raw/5843701ef3679f50dd2427cf57a80871082eb28c/gistfile1.txt
> gcc cgroupns.c -o cgroupns
> ./cgroupns
> ./cgroupns

Reverted the patch for now.  Let's try again later.

Thanks.

-- 
tejun