linux-kernel - Re: [PATCH 5/6][v4]: perf: Create a sysfs entry for Power event format

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Date:	Tue, 12 Mar 2013 20:27:40 +1100
From:	Paul Mackerras <paulus@...ba.org>
To:	Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>
Cc:	Michael Ellerman <michael@...erman.id.au>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Ingo Molnar <mingo@...hat.com>,
	Andi Kleen <ak@...ux.intel.com>, robert.richter@....com,
	Anton Blanchard <anton@....ibm.com>,
	linux-kernel@...r.kernel.org,
	Stephane Eranian <eranian@...gle.com>, linuxppc-dev@...abs.org,
	Arnaldo Carvalho de Melo <acme@...stprotocols.net>,
	Jiri Olsa <jolsa@...hat.com>, benh@...nel.crashing.org
Subject: Re: [PATCH 5/6][v4]: perf: Create a sysfs entry for Power event
 format

On Tue, Mar 05, 2013 at 09:48:26PM -0800, Sukadev Bhattiprolu wrote:
> Michael Ellerman [michael@...erman.id.au] wrote:
> | I suspect Arnaldo was either waiting for an ACK from Ben, or was
> | expecting Ben to take it?
> 
> Arnaldo, here is an updated patch. If it is acked by Paul Mackerras,
> Michael Ellerman or Ben, will you add it to your tree so the whole
> patchset comes from one place ?
> 
> Sukadev
> 
> ---
> >From 50c7a46f14083c0ed10d66b7aed66ba76e798550 Mon Sep 17 00:00:00 2001
> From: Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>
> Date: Tue, 5 Mar 2013 21:20:56 -0800
> Subject: [PATCH] [PATCH 5/6][v4]: perf Create a sysfs format entry for Power7 events
> 
> Create a sysfs entry, '/sys/bus/event_source/devices/cpu/format/event'
> which describes the format of the POWER7 PMU events.
> 
> This code is based on corresponding code in x86.
> 
> Changelog[v4]:  [Michael Ellerman, Paul Mckerras] The event format is different
> 		for other POWER cpus. So move the code to POWER7-specific,
> 		power7-pmu.c Also, the POWER7 format uses bits 0-19 not 0-20.
> 
> Changelog[v2]: [Jiri Osla] Use PMU_FORMAT_ATTR rather than duplicating code.
> 
> Signed-off-by: Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>

Acked-by: Paul Mackerras <paulus@...ba.org>
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