Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750989AbVLGMgT (ORCPT ); Wed, 7 Dec 2005 07:36:19 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750988AbVLGMgS (ORCPT ); Wed, 7 Dec 2005 07:36:18 -0500 Received: from embla.aitel.hist.no ([158.38.50.22]:41695 "HELO embla.aitel.hist.no") by vger.kernel.org with SMTP id S1750987AbVLGMgS (ORCPT ); Wed, 7 Dec 2005 07:36:18 -0500 Message-ID: <4396D814.5070809@aitel.hist.no> Date: Wed, 07 Dec 2005 13:39:48 +0100 From: Helge Hafting User-Agent: Debian Thunderbird 1.0.7 (X11/20051017) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Benjamin LaHaise CC: Michael Poole , Greg KH , linux-kernel@vger.kernel.org Subject: Re: Linux in a binary world... a doomsday scenario References: <1133779953.9356.9.camel@laptopd505.fenrus.org> <200512051826.06703.andrew@walrond.org> <1133817575.11280.18.camel@localhost.localdomain> <1133817888.9356.78.camel@laptopd505.fenrus.org> <1133819684.11280.38.camel@localhost.localdomain> <4394D396.1020102@am.sony.com> <20051206041215.GC26602@kroah.com> <87iru2c0zc.fsf@graviton.dyn.troilus.org> <20051206172153.GB22502@kvack.org> In-Reply-To: <20051206172153.GB22502@kvack.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1156 Lines: 29 Benjamin LaHaise wrote: >On Mon, Dec 05, 2005 at 11:18:15PM -0500, Michael Poole wrote: > > >>Besides, if the act of linking is what makes the derivative work, >>there is no problem: The GPL allows a user to make any modifications >>or combinations or derivatives whatsoever, and only imposes >>requirements when the result is distributed. The linking of the two >>works occurs only on the end user's machine. >> >> > >But if it's a module, it's probably been compiled against kernel headers. >Last time I checked, header files were covered by the GPL unless explicitly >placed under a more permissive license. How do you use something like >spinlocks without compiling in GPL code to a module? > > They can always claim that reverse engineering works both ways. Linux spinlocks can be reverse engineered, or they can search the mailing list archives for detailed explanations. :-/ Helge Hafting - 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/