linux-kernel - Re: Dual-Licensing Linux Kernel with GPL V2 and GPL V3

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Message-Id: <200706170023.03209.dhazelton@enter.net>
Date:	Sun, 17 Jun 2007 00:23:02 -0400
From:	Daniel Hazelton <dhazelton@...er.net>
To:	Alexandre Oliva <aoliva@...hat.com>
Cc:	Bron Gondwana <brong@...tmail.fm>, Ingo Molnar <mingo@...e.hu>,
	Alan Cox <alan@...rguk.ukuu.org.uk>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Greg KH <greg@...ah.com>,
	debian developer <debiandev@...il.com>, david@...g.hm,
	Tarkan Erimer <tarkan@...one.net.tr>,
	linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: Dual-Licensing Linux Kernel with GPL V2 and GPL V3

On Sunday 17 June 2007 00:19:49 Alexandre Oliva wrote:
> On Jun 17, 2007, Daniel Hazelton <dhazelton@...er.net> wrote:
> > On Saturday 16 June 2007 21:54:56 Alexandre Oliva wrote:
> >> There may be laws that require certification or limitations on the
> >> user.  Manufacturer giving up the ability to make modifications would
> >> address this, or *perhaps* arranging for user and manufacturer to each
> >> hold half of the key needed to run a modification (which might comply
> >> with the GPLv3dd4 terms, IANAL).
> >
> > It doesn't. The GPLv3 (dd4) makes that very clear. See the quote below.
>
> You left out the relevant bit:
>
>   this requirement does not apply if neither you nor any third party
>   retains the ability to install modified object code on the User
>   Product (for example, the work has been installed in ROM).

Ah, but giving the user half the key doesn't mean they still don't have access 
to the entire key. QED: Giving people half the key won't cut it under the 
GPLv3 (dd4)

DRH

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