Messages in this thread | | | Subject | Re: [RFC PATCH 2/2] perf: Filter events based on perf-namespace | From | Aravinda Prasad <> | Date | Tue, 28 Jun 2016 17:09:38 +0530 |
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On Monday 27 June 2016 09:20 PM, Peter Zijlstra wrote: > On Tue, Jun 14, 2016 at 10:19:51PM +0530, Aravinda Prasad wrote: >> Whenever perf tool is executed inside a container, this >> patch restricts the events to the perf-namespace in which >> the perf tool is executing. >> >> This patch is based on the existing support available >> for tracing with cgroups. >> >> TODO: >> - Avoid code duplication. > > Can't you, at perf_event_open() time, convert a per-cpu event into a > per-cpu-per-cgroup event for these namespace thingies? > > That seems to immediately and completely remove all that duplication. >
Yes.. that seems possible. Let me check that out.
-- Regards, Aravinda
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