linux-kernel - Re: [PATCH] paravirt.h

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Message-ID: <Pine.LNX.4.62.0608201047520.4809@pademelon.sonytel.be>
Date:	Sun, 20 Aug 2006 10:50:01 +0200 (CEST)
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	Jeremy Fitzhardinge <jeremy@...p.org>
cc:	Adrian Bunk <bunk@...sta.de>,
	Rusty Russell <rusty@...tcorp.com.au>, Andi Kleen <ak@....de>,
	Andrew Morton <akpm@...l.org>,
	virtualization <virtualization@...ts.osdl.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Chris Wright <chrisw@...s-sol.org>
Subject: Re: [PATCH] paravirt.h

On Sat, 19 Aug 2006, Jeremy Fitzhardinge wrote:
> Adrian Bunk wrote:
> > These are Linux specific operations.
> > 
> > Without an _GPL you are in the grey area where courts have to decide whether
> > a module using this would be a derived work according to copyright law in
> > $country_of_the_court and therefore has to be GPL.
> > 
> > With the _GPL, everything is clear without any lawyers involved.
> >   
> 
> Hardly.  The _GPL is a hint as to the intent of the author, but it is no more
> than a hint.
> 
> My intent here (and I think the intent of the other authors) is not to cause
> breakage of things which currently work, so the _GPL is not appropriate for
> that reason.  Paravirt_ops is a restatement of many interfaces which already
> exist in Linux in a non-_GPL form, so making the structure _GPL is effectively

My copy of linux-2.6.18-rc4/COPYING doesn't mention anything about these
`non-_GPL' interfaces. It does mention `normal system calls', but AFAIK symbols
exported to modules are not syscalls.

> relicensing them.

That's a pretty strong statement...

Gr{oetje,eeting}s,

						Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
							    -- Linus Torvalds
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