Re: [PATCHSET] perf, cgroup: implement hierarchy support forperf_event controller
From: Peter Zijlstra
Date: Wed Apr 10 2013 - 03:32:46 EST
On Mon, 2013-04-08 at 19:23 -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.
> This patchset contains the following three patches.
Thanks, looks simple and straight fwd.
> Ingo, how should these be routed?
> git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup.git perf_event-hierarchy-support
Ingo typically likes multi-maintainer sets to be pulled from a common
tree into all relevant maintainer trees so that git merges afterwards
just-work (tm). But I'll let him expand.
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