From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756335Ab3AIChC (ORCPT ); Tue, 8 Jan 2013 21:37:02 -0500 Received: from ngcobalt07.manitu.net ([217.11.48.107]:56958 "EHLO ngcobalt07.manitu.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755725Ab3AIChA (ORCPT ); Tue, 8 Jan 2013 21:37:00 -0500 X-manitu-Original-Sender-IP: 127.0.0.1 X-manitu-Original-Receiver-Name: ngcobalt07.manitu.net Date: Wed, 9 Jan 2013 03:36:44 +0100 From: Roland Eggner To: Marc MERLIN Cc: Linux Kernel mailing List Subject: Re: Supporting SYSRQ on broken laptops like the thinkpad T530 Message-ID: <20130109023643.GA7066@mobil.systemanalysen.net> Reply-To: Roland Eggner Mail-Followup-To: Marc MERLIN , Linux Kernel mailing List References: <20130108230954.GN2044@merlins.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20130108230954.GN2044@merlins.org> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2013-01-08 Tuesday at 15:09 -0800 Marc MERLIN wrote: > In its infinite wisdom, lenovo has removed the sysrq key on the latest > thinkpads, and replaced it with a stupid ALT+FN+S key combination, which > doesn't really work for doing sysrq from the console (nor do I know how the > genius who did that intended for SYSRQ-S to work). > http://forums.lenovo.com/t5/T400-T500-and-newer-T-series/T430-s-T530-Where-are-the-shortcut-function-keys-break-Pause-etc/ta-p/781749 > > I realize that one solution is to throw my laptop window at a suitable high > floorand replace it with one from a vendor that doesn't randomly remove keys > from the keyboard. > That said, I was wondering if there were other solutions, especially > considering that thinkpads used to be the better linux laptops. My Dell “Precision M4500” notebook suffers similar (same?) problem. So far I could not find a solution better than this: e.g. Alt-Fn-SysRq-s press and hold Alt press and hold Fn press and leave F10|SysRq leave Fn press and leave s leave Alt Several months ago a LKML user claimed, his cat had managed to press Alt-Fn-SysRq-c on his Dell Latitude notebook with similar keyboard, and provided photos showing the kernel crash message ;) -- Roland