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Subject: Re: [patch] vmalloc_to_page() backport for 2.4
To: tigran@veritas.com (Tigran Aivazian)
Date: Wed, 13 Mar 2002 19:20:58 +0000 (GMT)
Cc: kraxel@bytesex.org (Gerd Knorr),
        marcelo@conectiva.com.br (Marcelo Tosatti),
        linux-kernel@vger.kernel.org (Kernel List)
In-Reply-To: <Pine.LNX.4.33.0203131848460.1251-100000@einstein.homenet> from "Tigran Aivazian" at Mar 13, 2002 06:50:49 PM
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From: Alan Cox <alan@lxorguk.ukuu.org.uk>
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> On Wed, 13 Mar 2002, Gerd Knorr wrote:
> > +EXPORT_SYMBOL_GPL(vmalloc_to_page);
> 
> Can you (or whoever made it EXPORT_SYMBOL_GPL in 2.5) please explain what
> is so "GPL" about exporting this symbol, please? I can understand when
> symbols related to the internals of some subsystem are GPL-only-exported
> but this does not appear to be such a case.

Its an internal helper function shared by some GPL drivers, its not something
you need to register a non free driver. As such its simply in the kernel
core rather than duplicated for the convenience of free driver authors.

Alan
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