From: Peter Zijlstra <peterz@infradead.org>
To: Paul Mackerras <paulus@samba.org>
Cc: Cyrill Gorcunov <gorcunov@gmail.com>, Ingo Molnar <mingo@elte.hu>,
Stephane Eranian <eranian@google.com>,
Frederic Weisbecker <fweisbec@gmail.com>,
Don Zickus <dzickus@redhat.com>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [RFC perf,x86] P4 PMU early draft
Date: Tue, 09 Feb 2010 09:54:31 +0100 [thread overview]
Message-ID: <1265705671.11509.177.camel@laptop> (raw)
In-Reply-To: <20100209042348.GA2558@brick.ozlabs.ibm.com>
On Tue, 2010-02-09 at 15:23 +1100, Paul Mackerras wrote:
> On Mon, Feb 08, 2010 at 09:45:04PM +0300, Cyrill Gorcunov wrote:
>
> > The main problem in implementing P4 PMU is that it has much more
> > restrictions for event to MSR mapping. So to fit into current
> > perf_events model I made the following:
>
> Is there somewhere accessible on the web where I can read about the P4
> PMU? I'm interested to see if the constraint representation and
> search I used on the POWER processors would be applicable.
Mostly:
http://www.intel.com/Assets/PDF/manual/253669.pdf
Section 30.8 PERFORMANCE MONITORING (PROCESSORS
BASED ON INTEL NETBURST MICROARCHITECTURE)
Section 30.9 PERFORMANCE MONITORING AND INTEL HYPER-
THREADING TECHNOLOGY IN PROCESSORS BASED
ON INTEL NETBURST MICROARCHITECTURE
Section A.8 PENTIUM 4 AND INTEL XEON PROCESSOR PERFORMANCE-MONITORING
EVENTS
next prev parent reply other threads:[~2010-02-09 8:55 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-08 18:45 [RFC perf,x86] P4 PMU early draft Cyrill Gorcunov
2010-02-08 21:56 ` Cyrill Gorcunov
2010-02-09 4:17 ` Ingo Molnar
2010-02-09 6:54 ` Cyrill Gorcunov
2010-02-09 22:39 ` Cyrill Gorcunov
2010-02-10 10:12 ` Peter Zijlstra
2010-02-10 10:38 ` Cyrill Gorcunov
2010-02-10 10:52 ` Peter Zijlstra
2010-02-10 11:23 ` Cyrill Gorcunov
2010-02-11 12:21 ` Peter Zijlstra
2010-02-11 15:22 ` Cyrill Gorcunov
2010-02-26 10:25 ` [tip:perf/core] perf_events: Simplify code by removing cpu argument to hw_perf_group_sched_in() tip-bot for Peter Zijlstra
2010-02-09 4:23 ` [RFC perf,x86] P4 PMU early draft Paul Mackerras
2010-02-09 6:57 ` Cyrill Gorcunov
2010-02-09 8:54 ` Peter Zijlstra [this message]
2010-02-09 21:13 ` Stephane Eranian
2010-02-09 21:35 ` Cyrill Gorcunov
2010-02-15 20:11 ` Robert Richter
2010-02-15 20:32 ` Cyrill Gorcunov
2010-02-17 22:14 ` Cyrill Gorcunov
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