From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751068AbWGLPJy (ORCPT ); Wed, 12 Jul 2006 11:09:54 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751387AbWGLPJx (ORCPT ); Wed, 12 Jul 2006 11:09:53 -0400 Received: from xenotime.net ([66.160.160.81]:32467 "HELO xenotime.net") by vger.kernel.org with SMTP id S1751068AbWGLPJx (ORCPT ); Wed, 12 Jul 2006 11:09:53 -0400 Date: Wed, 12 Jul 2006 08:12:40 -0700 From: "Randy.Dunlap" To: Fredrik Roubert Cc: zippel@linux-m68k.org, akpm@osdl.org, pavel@ucw.cz, stern@rowland.harvard.edu, dmitry.torokhov@gmail.com, linux-input@atrey.karlin.mff.cuni.cz, linux-kernel@vger.kernel.org Subject: Re: [patch] Re: Magic Alt-SysRq change in 2.6.18-rc1 Message-Id: <20060712081240.6b3ee023.rdunlap@xenotime.net> In-Reply-To: <20060712072628.GB5869@igloo.df.lth.se> References: <20060710094414.GD1640@igloo.df.lth.se> <20060711124105.GA2474@elf.ucw.cz> <20060711224225.GC1732@elf.ucw.cz> <20060711165003.25265bb7.akpm@osdl.org> <20060712072628.GB5869@igloo.df.lth.se> Organization: YPO4 X-Mailer: Sylpheed version 2.2.6 (GTK+ 2.8.3; x86_64-unknown-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 12 Jul 2006 09:26:28 +0200 Fredrik Roubert wrote: > On Wed 12 Jul 02:16 CEST 2006, Roman Zippel wrote: > > > > Nack your nack! The patch in 2.6.18-rc1 makes sysrq work on machines on > > > which it *did not work at all*. If that makes it harder to type but still > > > possible to type on other machines, well, we win. > > > > Why can't we even _try_ to preserve compatibility? :-( > > First, please note that the documented behaviour (You press the key > combo 'ALT-SysRq-'.) still works. > > The problem at hand is that not all keyboards can handle this many keys > pressed at once, and that there also are keyboards broken in other ways. > > The work-around suggested in the documentation ([Y]ou might have better > luck with "press Alt", "press SysRq", "release Alt", "press key>", release everything.) does not work with keyboards that sends the > make and break codes for SysRq immediately after another, and this was > the reason for changing the behaviour (for broken keyboards) in > 2.6.18-rc1. The new behaviour works with every keyboard the people > involved in this discussion has heard of. > > That the documentation wasn't updated with the new work-around key > combination for broken keyboards was a mistake. In the past, I've had/used several huge-company black keyboards that didn't work (recognize) Alt-SysRq-X. Should they work now? (I don't currently have one.) It would be very nice if they do. --- ~Randy