Re: [PATCH] x86-64 add missing PMU MSR definitions
From: Stephane Eranian
Date: Tue Aug 22 2006 - 06:42:38 EST
On Mon, Aug 21, 2006 at 01:13:44AM +0200, Andi Kleen wrote:
> On Sunday 20 August 2006 23:48, Stephane Eranian wrote:
> > Hello,
> > Here is a patch to add a couple of missing MSR definitions related
> > to Performance monitoring for EM64T. A separate patch contains the
> > i386 equivalent.
> > Changelog:
> > - add MSR definitions for IA32_PEBS_ENABLE and PEBS_MATRIX_VERT
> The names seem somewhat mixed up.
> I think I would prefer P4 and no IA32 prefixes for all of them.
> (or does Core2 still have PEBS?)
OK, let's wait until Intel *finally* releases the Core 2 PMU specification
publicly and then I'll push a patch. Those MSRs are not that critical anyway.
Perfmon2 is probably the only consumer.
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