[PATCHSET] perf, cgroup: implement hierarchy support for perf_event controller

Tejun Heo tj at kernel.org
Wed Apr 10 18:08:06 UTC 2013

On Mon, Apr 08, 2013 at 07:23:30PM -0700, Tejun Heo wrote:
> perf_event cgroup controller is one of the remaining few with broken
> hierarchy support.  It turns out it's pretty easy to implement - the
> only thing necessary is making perf_cgroup_match() return %true also
> when the cgroup of the current task is a descendant of the event's
> cgroup.  This patchset implements cgroup_is_descendant() and uses it
> to implement hierarchy support in perf_event controller.

Applied to cgroup/for-3.10.



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