From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.5 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_2 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 24414C433DF for ; Fri, 17 Jul 2020 16:27:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0605D206BE for ; Fri, 17 Jul 2020 16:27:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726322AbgGQQ1n (ORCPT ); Fri, 17 Jul 2020 12:27:43 -0400 Received: from mail.kernel.org ([198.145.29.99]:54788 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726221AbgGQQ1n (ORCPT ); Fri, 17 Jul 2020 12:27:43 -0400 Received: from oasis.local.home (cpe-66-24-58-225.stny.res.rr.com [66.24.58.225]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 48F0B2065F; Fri, 17 Jul 2020 16:27:42 +0000 (UTC) Date: Fri, 17 Jul 2020 12:27:40 -0400 From: Steven Rostedt To: Arnaldo Carvalho de Melo Cc: Changbin Du , Jiri Olsa , Peter Zijlstra , Ingo Molnar , Namhyung Kim , linux-kernel@vger.kernel.org, "linux-trace-devel@vger.kernel.org" Subject: Re: [PATCH v5 02/17] perf ftrace: add option '-F/--funcs' to list available functions Message-ID: <20200717122740.59186df2@oasis.local.home> In-Reply-To: <20200717162116.GB712240@kernel.org> References: <20200711124035.6513-1-changbin.du@gmail.com> <20200711124035.6513-3-changbin.du@gmail.com> <20200717110504.1650fbdc@oasis.local.home> <20200717162116.GB712240@kernel.org> X-Mailer: Claws Mail 3.17.3 (GTK+ 2.24.32; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-trace-devel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-trace-devel@vger.kernel.org On Fri, 17 Jul 2020 13:21:16 -0300 Arnaldo Carvalho de Melo wrote: > > > Would you like to start contributing to that, and when we get the > > libtracefs.so packed in distributions, we can easily create the > > perf ftrace without having to rewrite the wheel 10 times? > > Or we can use as soon as it is available, not preventing 'perf ftrace' > from having to wait for libtracefs.so? > > Duplication is normal at some point, Changbin is moving 'perf ftrace' > forward, and has been doing this thru several patch series revisions, if > we continue putting new requirements, it gets tiresome at some point :-\ We're finally at the point to move libtracefs.so and libtraceevent.so into their own repository. My fear is that the two will become incompatible, and forked forever. -- Steve