Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755300Ab3JHOPo (ORCPT ); Tue, 8 Oct 2013 10:15:44 -0400 Received: from mail-vb0-f53.google.com ([209.85.212.53]:44269 "EHLO mail-vb0-f53.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754714Ab3JHOPm (ORCPT ); Tue, 8 Oct 2013 10:15:42 -0400 MIME-Version: 1.0 In-Reply-To: <20131008104740.GU3081@twins.programming.kicks-ass.net> References: <1380195398-4402-1-git-send-email-jean.pihet@linaro.org> <1380195398-4402-4-git-send-email-jean.pihet@linaro.org> <20130926124829.GA3284@krava.brq.redhat.com> <20131008104740.GU3081@twins.programming.kicks-ass.net> Date: Tue, 8 Oct 2013 16:15:40 +0200 Message-ID: Subject: Re: [PATCH 3/4] perf tools: Check libunwind for availability of dwarf parsing feature From: Jean Pihet To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo Cc: Jiri Olsa , Will Deacon , "linux-kernel@vger.kernel.org" , "linaro-kernel@lists.linaro.org" , "linux-arm-kernel@lists.infradead.org" , Patch Tracking Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1694 Lines: 48 Hi, On 8 October 2013 12:47, Peter Zijlstra wrote: > On Tue, Oct 08, 2013 at 12:44:32PM +0200, Jean Pihet wrote: >> Hi, >> >> On 26 September 2013 14:48, Jiri Olsa wrote: >> > On Thu, Sep 26, 2013 at 01:36:37PM +0200, Jean Pihet wrote: >> >> The newly added dwarf unwinding feature [1] requires: >> >> . a recent version (>= 1.1) of libunwind, >> >> . libunwind to be configured with --enable-debug-frame. >> >> >> >> [1] http://www.spinics.net/lists/kernel/msg1598951.html >> >> >> >> Add the corresponding API tests in the feature check list. >> > >> > Acked-by: Jiri Olsa >> > >> > thanks, >> > jirka >> >> Thanks for the ack! >> >> Is it possible to get an ack from the perf core maintainers? >> Also, is the patch going in Will's tree? > > This being a tools patch you'd have to ask acme; also I know next to > nothing about all this unwind business except that its stupid expensive > ;-) You are right! It brings some more info on the trace though. -- adding Arnaldo in the loop -- Arnaldo, are you OK with the changes [1]? Jiri acked the patches already; Will is willing (no pun intended) to take the ARM specific patches [2] in his tree. [1] http://www.spinics.net/lists/kernel/msg1608921.html and http://www.spinics.net/lists/kernel/msg1608922.html [2] http://www.spinics.net/lists/kernel/msg1608920.html and http://www.spinics.net/lists/kernel/msg1608923.html Regards, Jean -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/