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 S1757373Ab3J1SNA (ORCPT <rfc822;w@1wt.eu>);
	Mon, 28 Oct 2013 14:13:00 -0400
Received: from mail-yh0-f51.google.com ([209.85.213.51]:45505 "EHLO
	mail-yh0-f51.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org
	with ESMTP id S1756032Ab3J1SM6 (ORCPT
	<rfc822;linux-kernel@vger.kernel.org>);
	Mon, 28 Oct 2013 14:12:58 -0400
Date: Mon, 28 Oct 2013 14:48:43 -0300
From: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
To: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>, David Ahern <dsahern@gmail.com>,
        Peter Zijlstra <a.p.zijlstra@chello.nl>,
        Paul Mackerras <paulus@samba.org>, Ingo Molnar <mingo@kernel.org>,
        Namhyung Kim <namhyung.kim@lge.com>,
        LKML <linux-kernel@vger.kernel.org>,
        Linus Torvalds <torvalds@linux-foundation.org>,
        Jiri Olsa <jolsa@redhat.com>, Ingo Molnar <mingo@elte.hu>,
        Stephane Eranian <eranian@google.com>
Subject: Re: [PATCH 6/8] perf tools: Add new comm infrastructure
Message-ID: <20131028174843.GH16948@ghostprotocols.net>
References: <CAFTL4hzX=0-_gK6E9V7oH3hrrCerVn_s8TVBsDspzLvpQEmtpw@mail.gmail.com>
 <526AB61B.80505@gmail.com>
 <871u369cq0.fsf@sejong.aot.lge.com>
 <CAFTL4hxbfJy9Tfw2j5ptW5k5AjCBYSuf5_+7U9ShWUQaDqOpdw@mail.gmail.com>
 <8738nl92oh.fsf@sejong.aot.lge.com>
 <20131028101248.GA6491@localhost.localdomain>
 <20131028124309.GE16948@ghostprotocols.net>
 <20131028142912.GF16948@ghostprotocols.net>
 <20131028160528.GA10452@localhost.localdomain>
 <20131028170111.GG16948@ghostprotocols.net>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20131028170111.GG16948@ghostprotocols.net>
X-Url: http://acmel.wordpress.com
User-Agent: Mutt/1.5.21 (2010-09-15)
Sender: linux-kernel-owner@vger.kernel.org
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

Em Mon, Oct 28, 2013 at 02:01:11PM -0300, Arnaldo Carvalho de Melo escreveu:
> Em Mon, Oct 28, 2013 at 05:05:30PM +0100, Frederic Weisbecker escreveu:
> > 
> > Also it differentiate between pre-exec and post-fork events, which looks
> > more precise (and it fixes some comm mangling as well):
> > 
> > 
> > Before:
> > 
> >      # Overhead          Command
> >      # ........  ...............
> >      #
> >        100.00%  sched-me
> 
> I noticed the above, just on the --stdio tho, checking why this is so...
> Can you try without --stdio, even using --tui?

Thanks for this report, if you try my perf/urgent now it should be
fixed, was a problem fixed by Jiri Olsa that I thought affected only
perf/core.

I cherry picked it and it fixed the problem for me, can you check that?

- Arnaldo