From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261640AbUCBOQf (ORCPT ); Tue, 2 Mar 2004 09:16:35 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261641AbUCBOQf (ORCPT ); Tue, 2 Mar 2004 09:16:35 -0500 Received: from tuxhome.net ([217.160.179.19]:23433 "EHLO tuxhome.net") by vger.kernel.org with ESMTP id S261640AbUCBOQe (ORCPT ); Tue, 2 Mar 2004 09:16:34 -0500 From: Markus Hofmann Organization: gofurther.de To: john stultz Subject: Re: 2.6.2 - System clock runs too fast Date: Tue, 2 Mar 2004 15:15:25 +0100 User-Agent: KMail/1.6.1 Cc: lkml References: <200402101332.26552.markus@gofurther.de> <200402231413.27757.markus@gofurther.de> <1077568263.19860.85.camel@cog.beaverton.ibm.com> In-Reply-To: <1077568263.19860.85.camel@cog.beaverton.ibm.com> MIME-Version: 1.0 Content-Disposition: inline Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <200403021515.25751.markus@gofurther.de> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hello John Now I've had time to check and test the things you told me. - DMA was enabled for the disk. - cpu freq was disabled in the BIOS. - and I think it depends on the laptop's power state. once the clock runs normal with power supply and ac. But now I can't relicate this. regards Markus Am Montag, 23. Februar 2004 21:31 schrieb john stultz: > On Mon, 2004-02-23 at 05:13, Markus Hofmann wrote: > > After a recompiling kernel my system clock runs now again too slow. Your > > patch helps with a fast running clock but not with a slow clock. Do you > > have an idea what to do now?!? > > Things to check: > o Is DMA enabled for the disks on your system > run "/sbin/hdparm /dev/hdX" to see > o Does the problem show up depending on the laptop's power state? > (ie: does plugging it in or unplugging it change the issue) > o Does disabling cpu freq change in the BIOS affect anything? > > thanks > -john