From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754167Ab0CVHFB (ORCPT ); Mon, 22 Mar 2010 03:05:01 -0400 Received: from mailout2.zih.tu-dresden.de ([141.30.67.73]:59760 "EHLO mailout2.zih.tu-dresden.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753321Ab0CVHFA (ORCPT ); Mon, 22 Mar 2010 03:05:00 -0400 Subject: Re: [PATCH] trace power_frequency events on the correct cpu (for Intel x86 CPUs) From: Robert =?ISO-8859-1?Q?Sch=F6ne?= To: Arjan van de Ven Cc: Thomas Renninger , Dave Jones , Thomas Gleixner , Ingo Molnar , linux-kernel , cpufreq , x86@kernel.org In-Reply-To: <4BA6BD0A.6030303@linux.intel.com> References: <1268399863.3407.15.camel@localhost> <201003182143.22929.trenn@suse.de> <1268985679.3395.47.camel@localhost> <201003202237.57477.trenn@suse.de> <4BA6BD0A.6030303@linux.intel.com> Content-Type: text/plain; charset="UTF-8" Date: Mon, 22 Mar 2010 08:04:52 +0100 Message-ID: <1269241492.3485.16.camel@localhost> Mime-Version: 1.0 X-Mailer: Evolution 2.28.1 Content-Transfer-Encoding: 7bit X-TUD-Virus-Scanned: mailout2.zih.tu-dresden.de Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Am Sonntag, den 21.03.2010, 17:42 -0700 schrieb Arjan van de Ven: > On 3/20/2010 14:37, Thomas Renninger wrote: > > > It also seem to be (hopefully) a minor feature for timechart, so this should > > not hurt that much (yet). > > It's actually a major feature for timechart, and one of the key things I and a bunch of others > inside Intel use timechart for. > It's a major feature for us too. I suppose, the cpufreq_notify_transition calls are correct (meaning being called for all related cpus) for every driver. So there's still the option to include it in the POST_CHANGE section of this function. Could this be okay for the both of you? -- Robert Schoene Technische Universitaet Dresden Zentrum fuer Informationsdienste und Hochleistungsrechnen 01062 Dresden Tel.: (0351) 463-42483, Fax: (0351) 463-37773 E-Mail: Robert.Schoene@tu-dresden.de