Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760751Ab3GaRqg (ORCPT ); Wed, 31 Jul 2013 13:46:36 -0400 Received: from mail-vb0-f50.google.com ([209.85.212.50]:47956 "EHLO mail-vb0-f50.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760578Ab3GaRqd (ORCPT ); Wed, 31 Jul 2013 13:46:33 -0400 Date: Wed, 31 Jul 2013 14:46:24 -0300 From: Arnaldo Carvalho de Melo To: Adrian Hunter Cc: linux-kernel@vger.kernel.org, David Ahern , Frederic Weisbecker , Jiri Olsa , Mike Galbraith , Namhyung Kim , Paul Mackerras , Peter Zijlstra , Stephane Eranian , Ingo Molnar Subject: Re: [PATCH V2 1/9] perf tools: add test for reading object code Message-ID: <20130731174624.GJ3614@ghostprotocols.net> References: <1375218838-31042-1-git-send-email-adrian.hunter@intel.com> <1375218838-31042-2-git-send-email-adrian.hunter@intel.com> <20130731145820.GF3614@ghostprotocols.net> <20130731172833.GH3614@ghostprotocols.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20130731172833.GH3614@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: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1268 Lines: 36 Em Wed, Jul 31, 2013 at 02:28:33PM -0300, Arnaldo Carvalho de Melo escreveu: > Still investigating, but the attached patch is needed to handle such > failure cases: > [root@zoo ~]# perf test 21 > 21: Test object code reading : FAILED! > [root@zoo ~]# perf test -v 21 Lowering the freq to 4kHz gets me to where I think you was at this point: [root@zoo ~]# perf test -v 21 21: Test object code reading : --- start --- Looking at the vmlinux_path (6 entries long) symsrc__init: cannot get elf header. Using /lib/modules/3.11.0-rc2+/build/vmlinux for symbols Parsing event 'cycles' Reading object code for memory address: 0xffffffff8101ce7d File is: /lib/modules/3.11.0-rc2+/build/vmlinux On file address is: 0xffffffff8101ce7d dso__data_read_offset failed ---- end ---- Test object code reading: FAILED! [root@zoo ~]# I.e. we need the follow on patches to fix this issue, right? I'll merge my changes with your first patch and continue from there. - Arnaldo -- 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/