Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756066Ab3DZNfB (ORCPT ); Fri, 26 Apr 2013 09:35:01 -0400 Received: from mail-da0-f42.google.com ([209.85.210.42]:60029 "EHLO mail-da0-f42.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753248Ab3DZNe7 (ORCPT ); Fri, 26 Apr 2013 09:34:59 -0400 Message-ID: <517A827B.1080905@gmail.com> Date: Fri, 26 Apr 2013 07:34:51 -0600 From: David Ahern User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.7; rv:17.0) Gecko/20130328 Thunderbird/17.0.5 MIME-Version: 1.0 To: Steven Rostedt CC: Namhyung Kim , Jiri Olsa , Arnaldo Carvalho de Melo , Peter Zijlstra , Paul Mackerras , Ingo Molnar , Namhyung Kim , LKML , Frederic Weisbecker , Stephane Eranian Subject: Re: [PATCH 05/14] perf tools: Introduce new 'ftrace' tool References: <1366705872-12132-1-git-send-email-namhyung@kernel.org> <1366705872-12132-6-git-send-email-namhyung@kernel.org> <20130424140918.GF971@krava.brq.redhat.com> <87fvyf9maa.fsf@sejong.aot.lge.com> <20130425090956.GA1033@krava.brq.redhat.com> <87r4hz7xal.fsf@sejong.aot.lge.com> <1366895121.10248.12.camel@gandalf.local.home> In-Reply-To: <1366895121.10248.12.camel@gandalf.local.home> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 512 Lines: 15 On 4/25/13 7:05 AM, Steven Rostedt wrote: > Perf was added in 2.6.31, but do all > functionalities still work that far back? perf was accepted into 2.6.28 - first commit is 0793a61d. It does have limited functionality (H/W and S/W counters) until 2.6.31. David -- 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/