Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752172Ab0A2GNd (ORCPT ); Fri, 29 Jan 2010 01:13:33 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751144Ab0A2GNd (ORCPT ); Fri, 29 Jan 2010 01:13:33 -0500 Received: from ernst.netinsight.se ([194.16.221.21]:58643 "HELO ernst.netinsight.se" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1751025Ab0A2GNc convert rfc822-to-8bit (ORCPT ); Fri, 29 Jan 2010 01:13:32 -0500 Date: Fri, 29 Jan 2010 07:13:24 +0100 From: Simon Kagstrom To: dedekind1@gmail.com Cc: =?ISO-8859-1?Q?Am=E9rico?= Wang , linux-kernel@vger.kernel.org, David Woodhouse , Ingo Molnar Subject: Re: [PATCH] Provide ways of crashing the kernel through debugfs Message-ID: <20100129071324.2521705c@marrow.netinsight.se> In-Reply-To: <1264689482.1973.132.camel@localhost> References: <20100126105640.6bf9488c@marrow.netinsight.se> <2375c9f91001260208t31379702tb49cb57d12d5890b@mail.gmail.com> <20100126111853.10890fc6@marrow.netinsight.se> <2375c9f91001261853t1158a66aw86546a61e613338f@mail.gmail.com> <1264689482.1973.132.camel@localhost> X-Mailer: Claws Mail 3.7.4 (GTK+ 2.16.1; i486-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 988 Lines: 25 On Thu, 28 Jan 2010 16:38:02 +0200 Artem Bityutskiy wrote: > On Wed, 2010-01-27 at 10:53 +0800, Américo Wang wrote: > > > Well, it provides a few more ways of crashing the kernel. That's > > > basically the only additional feature you'll get. > > > > Yeah, I can see that, but why do I need to care how I crash the kernel > > as long as I can crash it in a way. > > But Simon did explain in his first e-mail why he cares. You or others > might care for similar reasons. Another argument for the patch is that it's simple and well-contained, it doesn't touch any other code apart from the driver itself. It is also easy to extend with other tests, e.g., provoking kernel hangs to test watchdogs and so on. // Simon -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/