From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753000Ab3EFLhl (ORCPT ); Mon, 6 May 2013 07:37:41 -0400 Received: from mx1.redhat.com ([209.132.183.28]:29843 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752470Ab3EFLhM (ORCPT ); Mon, 6 May 2013 07:37:12 -0400 Date: Mon, 6 May 2013 13:36:42 +0200 From: Jiri Olsa To: Arnaldo Carvalho de Melo Cc: Michael Ellerman , peterz@infradead.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, rob@landley.net Subject: Re: [RFC/PATCH] perf: Expand definition of sysfs format attribute Message-ID: <20130506113642.GA1093@krava.brq.redhat.com> References: <1362370865-4437-1-git-send-email-michael@ellerman.id.au> <20130408072422.GA4476@concordia> <20130506010829.GA32607@concordia> <20130506082008.GA2784@ghostprotocols.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20130506082008.GA2784@ghostprotocols.net> 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 On Mon, May 06, 2013 at 05:20:08AM -0300, Arnaldo Carvalho de Melo wrote: > Em Mon, May 06, 2013 at 11:08:30AM +1000, Michael Ellerman escreveu: > > On Mon, Apr 08, 2013 at 05:24:22PM +1000, Michael Ellerman wrote: > > > On Mon, Mar 04, 2013 at 03:21:05PM +1100, Michael Ellerman wrote: > > > > Make it explicit that the format attributes may define overlapping bit > > > > ranges. Unfortunately this was left unspecified originally, and all the > > > > examples show non-overlapping ranges. I don't believe this is an ABI > > > > change, as we are defining something that was previously undefined, but > > > > others may disagree. > > > > > > > > The POWER8 PMU would like to define overlapping ranges, as bit ranges in > > > > the event code have different meanings for certain events. It will also > > > > allow us to define an overarching "event" field, that encompasses all > > > > others. > > > > > > > > As far as I can see perf is comfortable with this change, however I am > > > > not sure if there are any other users of the interface. > > > > > > Any comments on this one? > > > I think the consensus from Peter and Jiri was that this was OK, are you > > happy to merge it? > > I'll do it eventually, but now I'm on vacations, so perhaps Jiri can > process it and push to Ingo? Jiri? ok, I'll try to do this soon ;) jirka