Messages in this thread | | | Subject | Re: [PATCHv2 2/9] KVM: Expose a version 2 architectural PMU to a guests | From | Peter Zijlstra <> | Date | Mon, 07 Nov 2011 17:45:14 +0100 |
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On Mon, 2011-11-07 at 17:25 +0200, Gleb Natapov wrote: > > Since the below programming doesn't use perf_event_attr::pinned, yes. > > > Yes, that is on todo :). Actually I do want to place all guest perf > counters into the same event group and make it pinned. But currently perf > event groups are not very flexible. In our usage scenario we can't have > one event as a group leader since events are created and destroyed very > dynamically. What I would like is to have something like meta event that > will group all other real event.
Is there a reason to have them grouped if you pin them all anyway?
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