From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1422950AbXDRMNi (ORCPT ); Wed, 18 Apr 2007 08:13:38 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1422958AbXDRMNi (ORCPT ); Wed, 18 Apr 2007 08:13:38 -0400 Received: from gprs189-60.eurotel.cz ([160.218.189.60]:40755 "EHLO amd.ucw.cz" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1422950AbXDRMNV (ORCPT ); Wed, 18 Apr 2007 08:13:21 -0400 Date: Wed, 18 Apr 2007 14:11:53 +0200 From: Pavel Machek To: Andi Kleen Cc: akpm@osdl.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] Add keyboard blink driver Message-ID: <20070418121153.GA2258@elf.ucw.cz> References: <200704121727.27892.ak@novell.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <200704121727.27892.ak@novell.com> X-Warning: Reading this can be dangerous to your mental health. User-Agent: Mutt/1.5.11+cvs20060126 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi! > Add a blink driver for debugging > > Simple driver that blinks the keyboard LEDs when loaded. Useful > for checking that the kernel is still alive or for crashdumping. For checking if kernel is alive/crashdumping... can user just do setleds +caps; sleep 1; setleds -caps; ... ? You can even have morse code :-). Besides, we now have led support framework in kernel, that can do blinking by itself etc. Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html