linux-kernel - Re: [PATCH] [39/40] i386: Export paravirt

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Message-ID: <Pine.LNX.4.61.0704301315080.29151@yvahk01.tjqt.qr>
Date:	Mon, 30 Apr 2007 13:15:36 +0200 (MEST)
From:	Jan Engelhardt <jengelh@...ux01.gwdg.de>
To:	Andi Kleen <ak@...e.de>
cc:	Christoph Hellwig <hch@...radead.org>, mingo@...e.hu,
	patches@...-64.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] [39/40] i386: Export paravirt_ops for non GPL modules
 too


On Apr 30 2007 13:00, Andi Kleen wrote:
>On Monday 30 April 2007 12:50:09 Christoph Hellwig wrote:
>> On Mon, Apr 30, 2007 at 12:28:14PM +0200, Andi Kleen wrote:
>> > 
>> > Otherwise non GPL modules cannot even do basic operations
>> > like disabling interrupts anymore, which would be excessive.
>> > 
>> > Longer term should split the single structure up into
>> > internal and external symbols and not export the internal
>> > ones at all.
>> > 
>> > Signed-off-by: Andi Kleen <ak@...e.de>
>> 
>> Ingo was dead-set against this and I kinda agree. 
>
>The problem is that without this non GPL modules cannot even disable
>interrupts anymore. That is imho too radical.

Perhaps we can have a paravirt_ops2 that specifically deals with
interrupt en/disable, and export that instead?


Jan
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