Re: EXPORT_SYMBOL_GPL recursive for shim and/or wrappers

From: Alan Cox
Date: Mon Jun 01 2009 - 17:31:59 EST


On Mon, 1 Jun 2009 12:41:58 -0700
"Luis R. Rodriguez" <mcgrof@xxxxxxxxx> wrote:

> The intention behind EXPORT_SYMBOL_GPL seems clear to me -- prevent
> proprietary drivers from using GPL-only symbols.

It's a guide as to what symbols are most definitely internal interfaces.
Nobody but a lawyer (or more accurately a court of law I guess) can tell
you what is or isn't a derivative work. It can be that without using _GPL
symbols, and I would imagine there may even be cases the reverse might be
true.
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