From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753067Ab0HYJUN (ORCPT ); Wed, 25 Aug 2010 05:20:13 -0400 Received: from gate.crashing.org ([63.228.1.57]:56208 "EHLO gate.crashing.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752958Ab0HYJUL (ORCPT ); Wed, 25 Aug 2010 05:20:11 -0400 Subject: Re: [PATCH 0/3] Generalise ARM perf-events backend for oprofile From: Benjamin Herrenschmidt To: Will Deacon Cc: Christoph Hellwig , Matt Fleming , linux-kernel@vger.kernel.org, Robert Richter , Paul Mundt , Russell King , linux-arm-kernel@lists.infradead.org, linux-sh@vger.kernel.org, Peter Zijlstra , Ingo Molnar , Frederic Weisbecker , Arnaldo Carvalho de Melo In-Reply-To: <1282727242.5727.7.camel@e102144-lin.cambridge.arm.com> References: <1282560381-7700-1-git-send-email-matt@console-pimps.org> <20100823105759.GA18638@infradead.org> <1282700516.22370.567.camel@pasglop> <1282727242.5727.7.camel@e102144-lin.cambridge.arm.com> Content-Type: text/plain; charset="UTF-8" Date: Wed, 25 Aug 2010 19:19:01 +1000 Message-ID: <1282727941.22370.606.camel@pasglop> Mime-Version: 1.0 X-Mailer: Evolution 2.28.3 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 2010-08-25 at 10:07 +0100, Will Deacon wrote: > Ideally, the OProfile userspace tools would talk native perf and we > could do away with oprofilefs and the oprofile buffer altogether. > Compatibility with the old [read current] OProfile tools can be > maintained using these patches until the API is deprecated. > > Or is that a bit too optimistic? :) Heh, well, dunno, I suspect just moving userspace to native perf tools is going to happen as soon is not sooner :-) Ben.