Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1423411AbWBBJd3 (ORCPT ); Thu, 2 Feb 2006 04:33:29 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1423415AbWBBJd3 (ORCPT ); Thu, 2 Feb 2006 04:33:29 -0500 Received: from goofy.fi.upm.es ([138.100.8.23]:2318 "EHLO goofy.fi.upm.es") by vger.kernel.org with ESMTP id S1423411AbWBBJd2 (ORCPT ); Thu, 2 Feb 2006 04:33:28 -0500 Date: Thu, 02 Feb 2006 10:32:35 +0100 From: egallego@babel.ls.fi.upm.es (Emilio =?utf-8?Q?Jes=C3=BAs?= Gallego Arias) Subject: Re: GPL V3 and Linux - Dead Copyright Holders In-reply-to: To: Linus Torvalds Cc: Karim Yaghmour , Filip Brcic , Glauber de Oliveira Costa , Thomas Horsten , linux-kernel Message-id: <87mzha85sc.fsf@babel.ls.fi.upm.es> MIME-version: 1.0 Content-type: text/plain; charset=us-ascii User-Agent: Gnus/5.110004 (No Gnus v0.4) Emacs/22.0.50 (gnu/linux) References: <43DE57C4.5010707@opersys.com> <5d6222a80601301143q3b527effq526482837e04ee5a@mail.gmail.com> <200601302301.04582.brcha@users.sourceforge.net> <43E0E282.1000908@opersys.com> <43E1C55A.7090801@drzeus.cx> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1238 Lines: 32 Linus Torvalds writes: > On Thu, 2 Feb 2006, Pierre Ossman wrote: >> >> The point is not only getting access to the source code, but also being able >> to change it. Being able to freely study the code is only half of the beauty >> of the GPL. The other half, being able to change it, can be very effectively >> stopped using DRM. > > No it cannot. 1.- Distribute a kernel with some DRM built-in under the GPL. 2.- Claim that such kernel is an effective technological measure to protect copyright. 3.- You are no longer free to modify that kernel, (removing the DRM module) or you can be sued under the DMCA, for circumventing an effective technological measure. It doesn't matter in what hardware are you going to run such kernel. The DMCA implicitly imposes an additional restriction to the GPL, but as the restriction is not imposed directly by the copyright owner, but by the law, it's OK as far the GPL is concerned. Regards, Emilio - 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/