Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751830Ab1DPHy1 (ORCPT ); Sat, 16 Apr 2011 03:54:27 -0400 Received: from mx2.mail.elte.hu ([157.181.151.9]:58484 "EHLO mx2.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751537Ab1DPHy1 (ORCPT ); Sat, 16 Apr 2011 03:54:27 -0400 Date: Sat, 16 Apr 2011 09:54:15 +0200 From: Ingo Molnar To: Anton Blanchard Cc: Peter Zijlstra , Paul Mackerras , Arnaldo Carvalho de Melo , linux-kernel@vger.kernel.org Subject: Re: [PATCH] perf annotate: Add config option for additional objdump arguments Message-ID: <20110416075415.GB19063@elte.hu> References: <20110416164022.4ee0f8aa@kryten> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20110416164022.4ee0f8aa@kryten> User-Agent: Mutt/1.5.20 (2009-08-17) X-ELTE-SpamScore: -2.0 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-2.0 required=5.9 tests=BAYES_00 autolearn=no SpamAssassin version=3.3.1 -2.0 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 961 Lines: 30 * Anton Blanchard wrote: > > We sometimes need to pass arguments to objdump, for example to > specify a particular machine type. In the case below I am profiling > on POWER7 and perf annotate is unable to decode a POWER7 specific > instruction: > > c000000000008ff0: 7f 45 26 98 .long 0x7f452698 > > With the patch below and the following in ~/.perfconfig: > > [objdump] > options = -Mpower7 Hm, could we please detect the required flags automatically and pass them along without forcing people into twiddling their ~/.perfconfig? I don't mind the options patch either - but please first automate it, *then* add this as a quick fix for similar future problems. Thanks, Ingo -- 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/