From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pali =?utf-8?B?Um9ow6Fy?= Subject: Re: [Bug 106031] Regression in 4.2.x: in airplane mode each time I open my laptop lid Date: Wed, 21 Oct 2015 13:00:59 +0200 Message-ID: <20151021110059.GF15219@pali> References: <20151021085724.GA87951@vmdeb7> <20151021091954.GD15219@pali> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Received: from mail-wi0-f172.google.com ([209.85.212.172]:37145 "EHLO mail-wi0-f172.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751301AbbJULBK (ORCPT ); Wed, 21 Oct 2015 07:01:10 -0400 Received: by wicfv8 with SMTP id fv8so69155613wic.0 for ; Wed, 21 Oct 2015 04:01:09 -0700 (PDT) Content-Disposition: inline In-Reply-To: <20151021091954.GD15219@pali> Sender: platform-driver-x86-owner@vger.kernel.org List-ID: To: Darren Hart Cc: platform-driver-x86@vger.kernel.org, Gabriele Mazzotta On Wednesday 21 October 2015 11:19:54 Pali Roh=C3=A1r wrote: > On Wednesday 21 October 2015 10:57:24 Darren Hart wrote: > > On Sun, Oct 18, 2015 at 09:34:56AM +0000, bugzilla-daemon@bugzilla.= kernel.org wrote: > > > https://bugzilla.kernel.org/show_bug.cgi?id=3D106031 > > >=20 > > > --- Comment #2 from Britt Yazel --- > > > Confirmed. Blacklisting the dell_rbtn module solves this issue > >=20 > > Pali, > >=20 > > Can you take a look at this bug report regarding a 4.2 regression f= or rfkill > > after the introduction of the dell-rbtn driver please. > >=20 >=20 > Hi! This looks strange. Driver dell_rbnt is just receiver of BIOS/ACP= I > events. It receive hotkey or slide switch event and translate it into > either linux input keypress or rfkill block event. But dell_rbnt driv= er > itself cannot set or change wireless rfkill or airplane mode. >=20 > So my opinion is that BIOS/ACPI could send such event, dell_rbnt then > propagate it into userspace and some application process it and do > something... >=20 CCing Gabriele, owner of XPS machine too. Have you seen similar problem= s with dell_rbtn as described in above bug report? --=20 Pali Roh=C3=A1r pali.rohar@gmail.com