From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: Gleb Natapov <gleb@redhat.com>
Cc: kvm@vger.kernel.org, avi@redhat.com, mtosatti@redhat.com,
linux-kernel@vger.kernel.org, mingo@elte.hu,
acme@ghostprotocols.net
Subject: Re: [PATCHv2 2/9] KVM: Expose a version 2 architectural PMU to a guests
Date: Mon, 07 Nov 2011 17:45:14 +0100 [thread overview]
Message-ID: <1320684314.17809.29.camel@twins> (raw)
In-Reply-To: <20111107152540.GF8670@redhat.com>
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?
next prev parent reply other threads:[~2011-11-07 16:46 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-03 12:33 [PATCHv2 0/9] KVM in-guest performance monitoring Gleb Natapov
2011-11-03 12:33 ` [PATCHv2 1/9] KVM: Expose kvm_lapic_local_deliver() Gleb Natapov
2011-11-03 12:33 ` [PATCHv2 2/9] KVM: Expose a version 2 architectural PMU to a guests Gleb Natapov
2011-11-07 14:22 ` Peter Zijlstra
2011-11-07 15:34 ` Gleb Natapov
2011-11-07 15:40 ` Avi Kivity
2011-11-07 14:34 ` Peter Zijlstra
2011-11-07 14:46 ` Avi Kivity
2011-11-07 14:59 ` Peter Zijlstra
2011-11-07 15:11 ` Gleb Natapov
2011-11-07 15:13 ` Avi Kivity
2011-11-07 15:19 ` Gleb Natapov
2011-11-07 15:25 ` Avi Kivity
2011-11-07 16:22 ` Peter Zijlstra
2011-11-07 16:26 ` Gleb Natapov
2011-11-07 14:36 ` Peter Zijlstra
2011-11-07 15:25 ` Gleb Natapov
2011-11-07 16:45 ` Peter Zijlstra [this message]
2011-11-07 17:17 ` Gleb Natapov
2011-11-03 12:33 ` [PATCHv2 3/9] KVM: Add generic RDPMC support Gleb Natapov
2011-11-03 12:33 ` [PATCHv2 4/9] KVM: SVM: Intercept RDPMC Gleb Natapov
2011-11-03 12:33 ` [PATCHv2 5/9] KVM: VMX: " Gleb Natapov
2011-11-03 12:33 ` [PATCHv2 6/9] perf: expose perf capability to other modules Gleb Natapov
2011-11-07 14:07 ` Peter Zijlstra
2011-11-07 15:53 ` Gleb Natapov
2011-11-07 16:01 ` Peter Zijlstra
2011-11-07 16:22 ` Gleb Natapov
2011-11-07 16:25 ` Peter Zijlstra
2011-11-08 12:49 ` Gleb Natapov
2011-11-08 13:26 ` Peter Zijlstra
2011-11-08 13:54 ` Gleb Natapov
2011-11-08 14:12 ` Peter Zijlstra
2011-11-08 14:18 ` Gleb Natapov
2011-11-08 14:31 ` Peter Zijlstra
2011-11-10 11:56 ` Gleb Natapov
2011-11-03 12:33 ` [PATCHv2 7/9] KVM: Expose the architectural performance monitoring CPUID leaf Gleb Natapov
2011-11-07 14:09 ` Peter Zijlstra
2011-11-07 15:41 ` Gleb Natapov
2011-11-07 15:45 ` Peter Zijlstra
2011-11-07 15:54 ` Gleb Natapov
2011-11-03 12:33 ` [PATCHv2 8/9] KVM: x86 emulator: fix RDPMC privilege check Gleb Natapov
2011-11-03 12:33 ` [PATCHv2 9/9] KVM: x86 emulator: implement RDPMC (0F 33) Gleb Natapov
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