From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759429AbXGIVrB (ORCPT ); Mon, 9 Jul 2007 17:47:01 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755462AbXGIVqy (ORCPT ); Mon, 9 Jul 2007 17:46:54 -0400 Received: from mx1.redhat.com ([66.187.233.31]:36175 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755379AbXGIVqy (ORCPT ); Mon, 9 Jul 2007 17:46:54 -0400 Date: Mon, 9 Jul 2007 17:46:50 -0400 From: Dave Jones To: Valdis.Kletnieks@vt.edu Cc: Arjan van de Ven , Chuck Ebbert , linux-kernel@vger.kernel.org Subject: Re: Liunx power consumption on laptops -- Enormous progress in the last few months Message-ID: <20070709214650.GE29368@redhat.com> Mail-Followup-To: Dave Jones , Valdis.Kletnieks@vt.edu, Arjan van de Ven , Chuck Ebbert , linux-kernel@vger.kernel.org References: <468D4D82.8030009@linux.intel.com> <468E6F0C.1090601@redhat.com> <468E6F4C.8000601@linux.intel.com> <20070706170210.GA11214@redhat.com> <9264.1184017334@turing-police.cc.vt.edu> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <9264.1184017334@turing-police.cc.vt.edu> User-Agent: Mutt/1.5.14 (2007-02-12) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Jul 09, 2007 at 05:42:14PM -0400, Valdis.Kletnieks@vt.edu wrote: > On Fri, 06 Jul 2007 13:02:10 EDT, Dave Jones said: > > On Fri, Jul 06, 2007 at 09:35:24AM -0700, Arjan van de Ven wrote: > > > > > > Where is the ondemand-fix.patch? I can't find any link to it. > > > > > > just click on it in the graph ;_ > > > > > > it's also http://www.linuxpowertop.org/patches/ondemand-fix.patch > > > (which is submitted already to the maintainers) > > > > Should be in cpufreq.git (and thus, -mm) too, waiting for .23 to open up. > > Somebody should fix http://ww.linuxpowertop.org/known.php then, it says: > > "The kernels ondemand CPU frequency management function currently has a > high-frequency timer that samples to see if the CPU is idle. Intel fixed this > and the patches to the kernel to effectively remove this timer are included in > Linus' tree as of 2.6.22-rc1." > > which confused me no end when I was looking at this stuff and wondering why > it was in the -mm tree if Linus already picked it up. :) There were two sets of fixes to ondemand. The first round did in fact go into .22rc1 The others I deemed too late in the cycle to go into .22 (Though they have been flawless, so if there was enough demand (ha!) we could even push them to -stable once they're in mainline). Dave -- http://www.codemonkey.org.uk