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From: "Roedel, Joerg" <Joerg.Roedel@amd.com>
To: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Joerg Roedel <joro@8bytes.org>, Paul Mackerras <paulus@samba.org>,
	Ingo Molnar <mingo@elte.hu>,
	Arnaldo Carvalho de Melo <acme@ghostprotocols.net>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"kvm@vger.kernel.org" <kvm@vger.kernel.org>,
	Avi Kiviti <avi@redhat.com>
Subject: Re: [PATCH 0/5] perf support for amd guest/host-only bits v2
Date: Wed, 29 Jun 2011 11:36:10 +0200	[thread overview]
Message-ID: <20110629093610.GL13255@amd.com> (raw)
In-Reply-To: <1309338174.6701.929.camel@twins>

On Wed, Jun 29, 2011 at 05:02:54AM -0400, Peter Zijlstra wrote:
> On Tue, 2011-06-28 at 18:10 +0200, Joerg Roedel wrote:
> > On Fri, Jun 17, 2011 at 03:37:29PM +0200, Joerg Roedel wrote:
> > > this is the second version of the patch-set to support the AMD
> > > guest-/host only bits in the performance counter MSRs. Due to lack of
> > > time I havn't looked into emulating support for this feature on Intel or
> > > other architectures, but the other comments should be worked in. The
> > > changes to v1 include:
> > > 
> > > 	* Rebased patches to v3.0-rc3
> > > 	* Allow exclude_guest and exclude_host set at the same time
> > > 	* Reworked event-parse logic for the new exclude-bits
> > > 	* Only count guest-events per default from perf-kvm
> > 
> > Hi Peter, Ingo,
> > 
> > have you had a chance to look at this patch-set? Are any changes
> > required?
> 
> I would feel a lot more comfortable by having it implemented on all of
> x86 as well as at least one !x86 platform. Avi graciously volunteered
> for the Intel bits.

Ok, since no changes are required from my side then, how about adding
support for more hardware successively like it was done for perf-kvm?

	Joerg

-- 
AMD Operating System Research Center

Advanced Micro Devices GmbH Einsteinring 24 85609 Dornach
General Managers: Alberto Bozzo, Andrew Bowd
Registration: Dornach, Landkr. Muenchen; Registerger. Muenchen, HRB Nr. 43632


  parent reply	other threads:[~2011-06-29  9:51 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-06-17 13:37 [PATCH 0/5] perf support for amd guest/host-only bits v2 Joerg Roedel
2011-06-17 13:37 ` [PATCH 1/5] perf, core: Introduce attrs to count in either host or guest mode Joerg Roedel
2011-06-17 13:37 ` [PATCH 2/5] perf, amd: Use GO/HO bits in perf-ctr Joerg Roedel
2011-06-17 13:37 ` [PATCH 3/5] perf, tools: Add support for guest/host-only profiling Joerg Roedel
2011-06-17 13:37 ` [PATCH 4/5] perf, tools: Fix copy&paste error in perf-kvm option description Joerg Roedel
2011-06-17 13:37 ` [PATCH 5/5] perf, tools: Do guest-only counting in perf-kvm by default Joerg Roedel
2011-06-19  9:01 ` [PATCH 0/5] perf support for amd guest/host-only bits v2 Avi Kivity
2011-06-28 16:10 ` Joerg Roedel
2011-06-29  9:02   ` Peter Zijlstra
2011-06-29  9:27     ` Avi Kivity
2011-06-29  9:48       ` Joerg Roedel
2011-06-29  9:36     ` Roedel, Joerg [this message]
2011-06-29 12:05     ` Paul Mackerras

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