From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Sun, 21 Jul 2002 05:26:01 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Sun, 21 Jul 2002 05:26:01 -0400 Received: from ns.suse.de ([213.95.15.193]:37897 "EHLO Cantor.suse.de") by vger.kernel.org with ESMTP id ; Sun, 21 Jul 2002 05:26:01 -0400 To: Russell King Cc: linux-kernel@vger.kernel.org Subject: Re: [PATCH -ac] Panicking in morse code v3 References: <20020719011300.548d72d5.arodland@noln.com.suse.lists.linux.kernel> <20020720173222.3286fcbb.arodland@noln.com.suse.lists.linux.kernel> <200207211849.56076.bhards@bigpond.net.au.suse.lists.linux.kernel> <20020721100818.A22176@flint.arm.linux.org.uk.suse.lists.linux.kernel> From: Andi Kleen Date: 21 Jul 2002 11:29:06 +0200 In-Reply-To: Russell King's message of "21 Jul 2002 11:10:18 +0200" Message-ID: X-Mailer: Gnus v5.7/Emacs 20.6 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Russell King writes: > Hmm. I thought the original idea for the "flash LEDs on panic" was > so you knew something had gone wrong early in the boot, at the kind > of places where you don't have a console initialised. If you don't > have the console initialised, you sure as hell don't have the input > layer or keyboard drivers initialised. [having written the original code...] The idea was to distingush panic from lockup when you are in X and cannot see the console and X is dead so you cannot switch to the console. Handling early panic is probably better done by an "early console", like x86-64 supports one. -Andi