From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750718AbWBEUyH (ORCPT ); Sun, 5 Feb 2006 15:54:07 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750720AbWBEUyH (ORCPT ); Sun, 5 Feb 2006 15:54:07 -0500 Received: from einhorn.in-berlin.de ([192.109.42.8]:16039 "EHLO einhorn.in-berlin.de") by vger.kernel.org with ESMTP id S1750718AbWBEUyG (ORCPT ); Sun, 5 Feb 2006 15:54:06 -0500 X-Envelope-From: stefanr@s5r6.in-berlin.de Message-ID: <43E6650C.1090407@s5r6.in-berlin.de> Date: Sun, 05 Feb 2006 21:50:20 +0100 From: Stefan Richter User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.7.3) Gecko/20040914 X-Accept-Language: de, en MIME-Version: 1.0 To: Andi Kleen CC: Andrew Morton , linux-kernel@vger.kernel.org, linux1394-devel@lists.sourceforge.net Subject: Re: [RFC 4/4] firewire: add mem1394 References: <1138919238.3621.12.camel@localhost> <1138920185.3621.24.camel@localhost> <20060205004327.78926498.akpm@osdl.org> In-Reply-To: Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Score: (-0.43) AWL,BAYES_40 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Andi Kleen wrote: > BenH's firescope tool does this already using raw1394 > (I have it working now on x86-64 too). I dont quite see the point > of adding another kernel driver for it though. This can be all > done fine in userspace. The point is to provide an interface like /dev/mem in order to use a wider range of debug/ forensics/ hacker tools than specialized libraw1394 clients. Sure enough, the benefit is small, but so is this driver's code footprint. -- Stefan Richter -=====-=-==- --=- --=-= http://arcgraph.de/sr/