Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1763128Ab3IDRIS (ORCPT ); Wed, 4 Sep 2013 13:08:18 -0400 Received: from e28smtp01.in.ibm.com ([122.248.162.1]:54015 "EHLO e28smtp01.in.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752168Ab3IDRIQ (ORCPT ); Wed, 4 Sep 2013 13:08:16 -0400 Message-ID: <522768F8.2040307@linux.vnet.ibm.com> Date: Wed, 04 Sep 2013 22:38:08 +0530 From: Hemant User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130625 Thunderbird/17.0.7 MIME-Version: 1.0 To: Namhyung Kim CC: linux-kernel@vger.kernel.org, srikar@linux.vnet.ibm.com, peterz@infradead.org, oleg@redhat.com, mingo@redhat.com, anton@redhat.com, systemtap@sourceware.org, masami.hiramatsu.pt@hitachi.com Subject: Re: [RFC PATCH 0/2] Perf support to SDT markers References: <20130903072944.4793.93584.stgit@hemant-fedora> <87mwntt8y0.fsf@sejong.aot.lge.com> In-Reply-To: <87mwntt8y0.fsf@sejong.aot.lge.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-TM-AS-MML: No X-Content-Scanned: Fidelis XPS MAILER x-cbid: 13090416-4790-0000-0000-00000A24A2A0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1689 Lines: 48 On 09/04/2013 11:38 AM, Namhyung Kim wrote: > Hi Hemant, > > On Tue, 03 Sep 2013 13:06:40 +0530, Hemant Kumar Shaw wrote: >> This series adds support to perf to list and probe into the SDT markers. >> The first patch implements listing of all the SDT markers present in >> the ELFs (executables or libraries). The SDT markers are present in the >> .note.stapsdt section of the elf. That section can be traversed to list >> all the markers. Recognition of markers follows the SystemTap approach. >> >> The second patch will allow perf to probe into these markers. This is >> done by writing the marker name and its offset into the >> uprobe_events file in the tracing directory. >> Then, perf tools can be used to analyze perf.data file. > First, thanks for your work! > > In fact, I was working on the same topic of support SDT markers. But I > started it by adding support for accessing arguments in uprobes [1]. I was thinking of adding support to SDT markers' arguments too!! I already have your patches and did some basic testing. I will add support to arguments in the next iteration of my patches. > The patchset is floating around the list for now but I hope it'll get > merged soon. I guess you want to have it too :). Of course, that would be great! > > Anyway, it'd great if you add me to CC next time. Sure, will do that. Thanks Hemant > > Thanks, > Namhyung > > > [1] http://thread.gmane.org/gmane.linux.kernel/1555044 > -- 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/