From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matthew Garrett Subject: Re: [PATCH 10/10] x86, ACPI: default to reboot via ACPI (again) Date: Mon, 10 Nov 2008 11:57:32 +0000 Message-ID: <20081110115732.GA30181@srcf.ucam.org> References: <007e7d616a5d1c2e16ad627d03f8b97799445e71.1226032943.git.len.brown@intel.com> <200811080930.21462.arvidjaar@mail.ru> <200811081050.25477.arvidjaar@mail.ru> <20081108115956.GE8354@elte.hu> <4916B38B.7050905@redhat.com> <4916B4DB.90602@zytor.com> <20081110083938.GD22392@elte.hu> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from cavan.codon.org.uk ([93.93.128.6]:34027 "EHLO vavatch.codon.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754306AbYKJL6H (ORCPT ); Mon, 10 Nov 2008 06:58:07 -0500 Content-Disposition: inline In-Reply-To: <20081110083938.GD22392@elte.hu> Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: Ingo Molnar Cc: "H. Peter Anvin" , "Eric W. Biederman" , Avi Kivity , Andrey Borzenkov , Len Brown , linux-acpi@vger.kernel.org, Len Brown , Thomas Gleixner , Eduardo Habkost , Andrew Morton On Mon, Nov 10, 2008 at 09:39:38AM +0100, Ingo Molnar wrote: > so, the sequence should be: > > [ acpi if date > 2007 ] -> kbd -> triple fault No. We should find out which versions of Windows use the ACPI boot mechanism and then [ acpi if firmware indicates Vista support ] -> whatever or something. Microsoft appear to have moved away from using date cutoffs for anything other than whether or not to enable ACPI in the first place, and we ought to attempt compatibility with them. -- Matthew Garrett | mjg59@srcf.ucam.org