From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751692AbdBUJlq (ORCPT ); Tue, 21 Feb 2017 04:41:46 -0500 Received: from eddie.linux-mips.org ([148.251.95.138]:42994 "EHLO cvs.linux-mips.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750992AbdBUJlj (ORCPT ); Tue, 21 Feb 2017 04:41:39 -0500 Date: Tue, 21 Feb 2017 10:41:33 +0100 From: Ladislav Michl To: Tobias Schumacher Cc: rjw@rjwysocki.net, lenb@kernel.org, linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] Fix lock up when switching off discrete graphics card in Dell XPS 9560 https://bugzilla.kernel.org/show_bug.cgi?id=156341 Message-ID: <20170221094133.7qfs6p7uwatlj3rp@lenoch> References: <20170221003625.17551-1-tobe.schumacher@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20170221003625.17551-1-tobe.schumacher@gmail.com> User-Agent: NeoMutt/20170113 (1.7.2) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Tobias, On Tue, Feb 21, 2017 at 01:36:25AM +0100, Tobias Schumacher wrote: > Signed-off-by: Tobias Schumacher > --- > drivers/acpi/blacklist.c | 14 ++++++++++++++ > 1 file changed, 14 insertions(+) > > diff --git a/drivers/acpi/blacklist.c b/drivers/acpi/blacklist.c > index 4421f7c..7945f2f 100644 > --- a/drivers/acpi/blacklist.c > +++ b/drivers/acpi/blacklist.c > @@ -188,6 +188,20 @@ static struct dmi_system_id acpi_rev_dmi_table[] __initdata = { > DMI_MATCH(DMI_PRODUCT_NAME, "Latitude 3350"), > }, > }, > + /* > + * Resolves issues that cause the system to lock up > + * under certain conditions when the discrete graphics > + * card is turned off > + */ > + { > + .callback = dmi_enable_rev_override, > + .ident = "DELL XPS 15 (2017)", > + .matches = { > + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), > + DMI_MATCH(DMI_PRODUCT_NAME, "XPS 15 9560"), > + }, > + }, > + > #endif > {} > }; I thought conclusion was _not_ adding any new devices into this evergrowing list. Or am I mistaken? As otherwise I'll sent similar patch for my laptop ;-) ladis