Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932525AbWB1WW2 (ORCPT ); Tue, 28 Feb 2006 17:22:28 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932531AbWB1WW2 (ORCPT ); Tue, 28 Feb 2006 17:22:28 -0500 Received: from ns.suse.de ([195.135.220.2]:29317 "EHLO mx1.suse.de") by vger.kernel.org with ESMTP id S932525AbWB1WW2 (ORCPT ); Tue, 28 Feb 2006 17:22:28 -0500 From: Andi Kleen To: dtor_core@ameritech.net Subject: Re: Status of X86_P4_CLOCKMOD? Date: Tue, 28 Feb 2006 23:22:01 +0100 User-Agent: KMail/1.9.1 Cc: "Matt Mackall" , "Dave Jones" , "Adrian Bunk" , davej@codemonkey.org.uk, "Zwane Mwaikambo" , "Samuel Masham" , "Jan Engelhardt" , linux-kernel@vger.kernel.org, "Andrew Morton" , cpufreq@lists.linux.org.uk References: <20060222024438.GI20204@MAIL.13thfloor.at> <20060228213428.GA31044@isilmar.linta.de> In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200602282322.03316.ak@suse.de> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1078 Lines: 26 On Tuesday 28 February 2006 22:39, Dmitry Torokhov wrote: > On 2/28/06, Dominik Brodowski wrote: > > On Tue, Feb 28, 2006 at 03:26:32PM -0600, Matt Mackall wrote: > > > > So even if the battery lasts longer, you don't have anything of it, 'cause > > > > the CPU can even compute _less_ in this longer time-span. Remember that > > > > idling doesn't count... > > > > > > Which is different from other power-saving modes how? If it means I > > > can read my email longer on the plane, it's a power-saving mode. > > > > But you can't... [*] > ... > > [*] unless the idling algorithm is broken and does not enter C2-type idle > > states. > > Or box does not support anything but C1. There are quite advanced forms of C1 around. And I would expect even old style dumb C1 to save more than throttling. -Andi - 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/