linux-kernel - Re: [PATCH] perf: Power7: Make CPI stack events available in sysfs

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Message-ID: <20130511223111.GA30064@us.ibm.com>
Date:	Sat, 11 May 2013 15:31:11 -0700
From:	Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>
To:	Michael Ellerman <michael@...erman.id.au>
Cc:	Paul Mackerras <paulus@...ba.org>, linux-kernel@...r.kernel.org,
	Arnaldo Carvalho de Melo <acme@...stprotocols.net>,
	linuxppc-dev@...abs.org
Subject: Re: [PATCH] perf: Power7: Make CPI stack events available in sysfs

Sukadev Bhattiprolu [sukadev@...ux.vnet.ibm.com] wrote:
| Michael Ellerman [michael@...erman.id.au] wrote:
| | On Sat, Apr 06, 2013 at 09:48:03AM -0700, Sukadev Bhattiprolu wrote:
| | > From bdeacf7175241f6c79b5b2be0fa6b20b0d0b7d1c Mon Sep 17 00:00:00 2001
| | > From: Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>
| | > Date: Sat, 6 Apr 2013 08:48:26 -0700
| | > Subject: [PATCH] perf: Power7: Make CPI stack events available in sysfs
| | > 
| | > A set of Power7 events are often used for Cycles Per Instruction (CPI) stack
| | > analysis. Make these events available in sysfs (/sys/devices/cpu/events/) so
| | > they can be identified using their symbolic names:
| | > 
| | > 	perf stat -e 'cpu/PM_CMPLU_STALL_DCACHE_MISS/' /bin/ls
| | 
| | Should we take these two via the powerpc tree? Or do you want to take
| | them Arnaldo?
| 
| I think it can go through powerpc tree since it is all arch-specific.
| 

Ben, Paul,

Any comments on this patch ?

	https://lkml.org/lkml/2013/4/6/169

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