linux-kernel - Re: GPL-incompatible Module Error Message

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Message-ID: <20070420120720.GW10338@stusta.de>
Date:	Fri, 20 Apr 2007 14:07:20 +0200
From:	Adrian Bunk <bunk@...sta.de>
To:	Andi Kleen <andi@...stfloor.org>
Cc:	chris@...urn.com, linux-kernel@...r.kernel.org,
	Ingo Molnar <mingo@...e.hu>
Subject: Re: GPL-incompatible Module Error Message

On Fri, Apr 20, 2007 at 03:47:27AM +0200, Andi Kleen wrote:
> Chris Bergeron <chris@...urn.com> writes:
> 
> > Hello all,
> > 
> > Building the fglrx module against the current Linux kernel (2.6.20.7
> > as of this e-mail) I'm getting an error:
> > 
> > FATAL: modpost: GPL-incompatible module fglrx.ko uses GPL-only symbol
> > 'paravirt_ops'
> 
> It should probably be available for non GPL modules too. Otherwise
> they can't even disable interrupts, which seems a bit extreme.
> I will change that in my tree.

Don't do this, this would allow non-GPL modules write access to 
paravirt_ops.

Operations required by modules should be exported separately.

> -Andi

cu
Adrian

-- 

       "Is there not promise of rain?" Ling Tan asked suddenly out
        of the darkness. There had been need of rain for many days.
       "Only a promise," Lao Er said.
                                       Pearl S. Buck - Dragon Seed

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