From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757264Ab2IQUKL (ORCPT ); Mon, 17 Sep 2012 16:10:11 -0400 Received: from mail-pb0-f46.google.com ([209.85.160.46]:45116 "EHLO mail-pb0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755612Ab2IQUKJ (ORCPT ); Mon, 17 Sep 2012 16:10:09 -0400 Message-ID: <5057839D.5020908@gmail.com> Date: Mon, 17 Sep 2012 14:10:05 -0600 From: David Ahern User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.7; rv:15.0) Gecko/20120907 Thunderbird/15.0.1 MIME-Version: 1.0 To: Arnaldo Carvalho de Melo , Steven Rostedt CC: Andrew Jones , linux-kernel@vger.kernel.org, a.p.zijlstra@chello.nl, paulus@samba.org, mingo@redhat.com, tzanussi@gmail.com Subject: Re: perf script: rwtop: SIGALRM and pipe read race References: <20120914153952.GA8834@turtle.usersys.redhat.com> <505355AF.7000006@gmail.com> <20120914181049.GA16618@turtle.usersys.redhat.com> <505739EF.5010000@gmail.com> <50573EC3.6020209@gmail.com> <20120917160211.GC31375@ghostprotocols.net> <505750A4.9080207@gmail.com> <20120917171257.GD31375@ghostprotocols.net> In-Reply-To: <20120917171257.GD31375@ghostprotocols.net> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 9/17/12 11:12 AM, Arnaldo Carvalho de Melo wrote: > > Its possible that changes made to support non tracepoint events > introduced this problem, so perhaps bisecting it, as this wasn't present > some time ago, i.e. those big numbers :-\ git bisect failed miserably for me. But, pondering a bit on changes to the tracepoint processing and it's rather obvious - libtraceevent. commit before libtraceevent - 44d1a3e -- works fine first usable commit after libtraveevent - 8784eb7 -- fails David