From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263182AbVGODFT (ORCPT ); Thu, 14 Jul 2005 23:05:19 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263187AbVGODFT (ORCPT ); Thu, 14 Jul 2005 23:05:19 -0400 Received: from fmr20.intel.com ([134.134.136.19]:49592 "EHLO orsfmr005.jf.intel.com") by vger.kernel.org with ESMTP id S263182AbVGODFR (ORCPT ); Thu, 14 Jul 2005 23:05:17 -0400 From: "Yu, Luming" Reply-To: luming.yu@intel.com To: Mikael Pettersson Subject: Re: 2.6.13-rc3 ACPI regression and hang on x86-64 Date: Fri, 15 Jul 2005 11:04:46 +0800 User-Agent: KMail/1.6.1 Cc: len.brown@intel.com, acpi-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org References: <200507141036.j6EAaveO029891@harpo.it.uu.se> In-Reply-To: <200507141036.j6EAaveO029891@harpo.it.uu.se> MIME-Version: 1.0 Content-Disposition: inline Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <200507151104.46790.luming.yu@intel.com> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Thursday 14 July 2005 18:36, Mikael Pettersson wrote: > On my x86-64 laptop (Targa Visionary 811: Athlon64 + VIA chipset, > Arima OEM:d HW also sold by eMachines and others), ACPI is broken > and hangs the x86-64 2.6.13-rc3 kernel. > > During boot, ACPI reduces the screen's brightness (it's always > done this in the x86-64 kernels but not the i386 ones), so I > have to press a specific key combination (Fn+F8) to increase the > brightness. This worked up to and including the 2.6.13-rc2 kernel, > but with 2.6.13-rc3 it causes an error message: > > acpi_ec-0217 [04] acpi_ec_leave_burst_mo: ------->status fail This message is a warning. > > on the console, and then the machine is hung hard. If you didn't press that key, the machine still hung? > > With the i386 kernel, both this key combination and the other one > for reducing the brightness work as expected. >