From mboxrd@z Thu Jan 1 00:00:00 1970 From: Len Brown Subject: Re: [PATCH] ACPI video: print out a warning message when duplicate video bus devices under the same VGA controller are detected Date: Mon, 28 Dec 2009 21:40:48 -0500 (EST) Message-ID: References: <1259140608.10510.62.camel@rzhang1-desktop> <1259197533.10510.76.camel@rzhang1-desktop> <20091126051008.GB7874@srcf.ucam.org> Mime-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Return-path: Received: from vms173007pub.verizon.net ([206.46.173.7]:22470 "EHLO vms173007pub.verizon.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751416AbZL2ClJ (ORCPT ); Mon, 28 Dec 2009 21:41:09 -0500 Received: from localhost.localdomain ([74.104.151.18]) by vms173007.mailsrvcs.net (Sun Java(tm) System Messaging Server 6.3-7.04 (built Sep 26 2008; 32bit)) with ESMTPA id <0KVE00DVN7G34MR5@vms173007.mailsrvcs.net> for linux-acpi@vger.kernel.org; Mon, 28 Dec 2009 20:40:56 -0600 (CST) In-reply-to: <20091126051008.GB7874@srcf.ucam.org> Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: Matthew Garrett Cc: Zhang Rui , "linux-acpi@vger.kernel.org" lets do this: take this patch and modify it so that by default it fixes the bug filed in http://bugzilla.kernel.org/show_bug.cgi?id=13577 ie. by default do what Windows 2006 seems to do and use the 1st and ignore the duplicates. continue to print out the warning, so we have some clue how much we see this in the field. and also modify the patch so that in case we are guessing wrong about windows compatibility, we go back to current behaviour and allow multiple devices. say video.allow_duplicates or something thanks, Len Brown, Intel Open Source Technology Center