[lxc-devel] CGroup Namespaces (v10)

Alban Crequy alban.crequy at gmail.com
Fri Feb 26 13:18:23 UTC 2016


On 29 January 2016 at 09:54,  <serge.hallyn at ubuntu.com> wrote:
> Hi,
> following is a revised set of the CGroup Namespace patchset which Aditya
> Kali has previously sent.  The code can also be found in the cgroupns.v10
> branch of
> https://git.kernel.org/cgit/linux/kernel/git/sergeh/linux-security.git/
> To summarize the semantics:
> 1. CLONE_NEWCGROUP re-uses 0x02000000, which was previously CLONE_STOPPED

What's the best way for a userspace application to test at run-time
whether the kernel supports cgroup namespaces? Would you recommend to
test if the file /proc/self/ns/cgroup exists?


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