From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754742Ab0JGVuj (ORCPT ); Thu, 7 Oct 2010 17:50:39 -0400 Received: from cavan.codon.org.uk ([93.93.128.6]:57302 "EHLO cavan.codon.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751713Ab0JGVui (ORCPT ); Thu, 7 Oct 2010 17:50:38 -0400 Date: Thu, 7 Oct 2010 22:50:28 +0100 From: Matthew Garrett To: Dmitry Torokhov Cc: Mario Limonciello , Keng-Yu Lin , len.brown@intel.com, alan-jenkins@tuffmail.co.uk, platform-driver-x86@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] dell-laptop: Add hwswitch_only module parameter Message-ID: <20101007215028.GB2292@srcf.ucam.org> References: <1286422207-14248-1-git-send-email-keng-yu.lin@canonical.com> <20101007111510.GA19624@srcf.ucam.org> <20101007133529.GA21782@srcf.ucam.org> <20101007205049.GB32726@srcf.ucam.org> <20101007213027.GA18628@core.coreip.homeip.net> <20101007213754.GA1896@srcf.ucam.org> <20101007214628.GB18628@core.coreip.homeip.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20101007214628.GB18628@core.coreip.homeip.net> User-Agent: Mutt/1.5.18 (2008-05-17) X-SA-Exim-Connect-IP: X-SA-Exim-Mail-From: mjg59@cavan.codon.org.uk X-SA-Exim-Scanned: No (on cavan.codon.org.uk); SAEximRunCond expanded to false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Oct 07, 2010 at 02:46:28PM -0700, Dmitry Torokhov wrote: > On Thu, Oct 07, 2010 at 10:37:54PM +0100, Matthew Garrett wrote: > > Dell laptop driver is reasonable. All we need is a list of hardware, and > > I'd really hope that Dell know which BIOS versions contain this code! > > > > Unfortunately this kind of crap tends to flow from one BIOS version to > another.. How many DMI entries do we know about so far? Did Dell issue > firmware updates correcting the issue so new boxes will not exhibit the > problem? Pushing this out to userspace doesn't help. If it's sufficiently prevelant that it's impossible to have a comprehensive list, then a module option makes it too easy for people to just post the fix on a forum somewhere and never actually get it upstream. -- Matthew Garrett | mjg59@srcf.ucam.org