Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752248AbYGYPYT (ORCPT ); Fri, 25 Jul 2008 11:24:19 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750827AbYGYPYE (ORCPT ); Fri, 25 Jul 2008 11:24:04 -0400 Received: from ogre.sisk.pl ([217.79.144.158]:49241 "EHLO ogre.sisk.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750730AbYGYPYD (ORCPT ); Fri, 25 Jul 2008 11:24:03 -0400 From: "Rafael J. Wysocki" To: Thomas Renninger Subject: Re: ACPI OSI disaster on latest HP laptops - critical temperature shutdown Date: Fri, 25 Jul 2008 17:26:13 +0200 User-Agent: KMail/1.9.6 (enterprise 20070904.708012) Cc: Len Brown , Arjan van de Ven , "linux-acpi" , "Moore, Robert" , Linux Kernel Mailing List , Andi Kleen , Christian Kornacker References: <200807241727.41715.trenn@suse.de> <200807251319.12786.trenn@suse.de> In-Reply-To: <200807251319.12786.trenn@suse.de> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200807251726.14366.rjw@sisk.pl> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1274 Lines: 32 On Friday, 25 of July 2008, Thomas Renninger wrote: > On Friday 25 July 2008 02:04:32 Len Brown wrote: [--snip--] > > Len, this is not about the thermal zone, it is just > a real-world example of something I told you will happen > if Linux stays _OSI transparent with Windows. > > This is about that they have to provide a BIOS hot-fix for > VISTA or VISTA SP and thus breaking Linux because there > is no way to distinguish anymore. > Windows 2007 likely will have that fixed and they provide > a sane _CRT trip point again. > This is an example of Windows versions workarounds that could > get much more complex, like initializing HW differently or > whatever. > _OSI is used by vendors as a convenient possibility to > adjust/workaround Windows bugs in their BIOSes, without > the need to pay Millions to Microsoft to fix their things. This is a valid point, IMO. If vendors use _OSI(Windows) to work around Windows bugs, we get broken automatically on those systems unless we put in some DMI-based hacks. Thanks, Rafael -- 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/