From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <linux-kernel-owner@vger.kernel.org>
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
	id S1752334AbbFBT7q (ORCPT <rfc822;w@1wt.eu>);
	Tue, 2 Jun 2015 15:59:46 -0400
Received: from mail.kernel.org ([198.145.29.136]:56054 "EHLO mail.kernel.org"
	rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP
	id S1751210AbbFBT7j (ORCPT <rfc822;linux-kernel@vger.kernel.org>);
	Tue, 2 Jun 2015 15:59:39 -0400
Date: Tue, 2 Jun 2015 16:59:33 -0300
From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Jiri Olsa <jolsa@redhat.com>
Cc: Jiri Olsa <jolsa@kernel.org>, lkml <linux-kernel@vger.kernel.org>,
        Peter Zijlstra <a.p.zijlstra@chello.nl>,
        Paul Mackerras <paulus@samba.org>, David Ahern <dsahern@gmail.com>,
        Namhyung Kim <namhyung@kernel.org>, Ingo Molnar <mingo@kernel.org>,
        Andi Kleen <ak@linux.intel.com>, Stephane Eranian <eranian@google.com>
Subject: Re: [PATCH 1/9] perf tools: Add nameid value into evsel object
Message-ID: <20150602195933.GS624@kernel.org>
References: <1433199603-20082-1-git-send-email-jolsa@kernel.org>
 <1433199603-20082-2-git-send-email-jolsa@kernel.org>
 <20150602181056.GR624@kernel.org>
 <20150602184636.GD25636@krava.redhat.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20150602184636.GD25636@krava.redhat.com>
X-Url: http://acmel.wordpress.com
User-Agent: Mutt/1.5.23 (2014-03-12)
Sender: linux-kernel-owner@vger.kernel.org
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

Em Tue, Jun 02, 2015 at 08:46:36PM +0200, Jiri Olsa escreveu:
> On Tue, Jun 02, 2015 at 03:10:56PM -0300, Arnaldo Carvalho de Melo wrote:
> > Em Tue, Jun 02, 2015 at 12:59:55AM +0200, Jiri Olsa escreveu:
> > > Adding a way to tag an evsel object with ID value based
> > > on its name. It will be used for transaction events,
> > > but could be useful for others.
> > 
> > For what? Can you ellaborate? Just by looking at this commit message I
> > can't figure out the value of this patch :-\
> > 
> > - Arnaldo
> >  
> > > This way we can identify transactions events and get rid
> > > of the current position based way we use.
> 
> well, right here ^^^
> 
> to get rid of getting ID of transaction events based on their
> possition in evlist

Well, as we discussed this may be implemented using evsel->priv/struct
perf_stat, i.e. this seems something 'perf stat' specific, so no rush in
moving this to the infrastructure available for all tools.

- Arnaldo