Messages in this thread | | | Date | Mon, 6 Nov 2017 12:02:31 -0800 | From | Tejun Heo <> | Subject | Re: [PATCH v2 2/2] cgroup: export list of cgroups v2 features using sysfs |
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On Mon, Nov 06, 2017 at 01:30:29PM -0500, Roman Gushchin wrote: > The active development of cgroups v2 sometimes leads to a creation > of interfaces, which are not turned on by default (to provide > backward compatibility). It's handy to know from userspace, which > cgroup v2 features are supported without calculating it based > on the kernel version. So, let's export the list of such features > using /sys/kernel/cgroup/features pseudo-file. > > The list is hardcoded and has to be extended when new functionality > is added. Each feature is printed on a new line. > > Example: > $ cat /sys/kernel/cgroup/features > nsdelegate > > Signed-off-by: Roman Gushchin <guro@fb.com> > Cc: Tejun Heo <tj@kernel.org> > Cc: kernel-team@fb.com
Applied 1-2 to cgroup/for-4.15.
Thanks.
-- tejun
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