[PATCH -v2 2/2] x86: Make Linux guest support optional

[Dmitry Torokhov]

Hi Borislav,

On Fri, Jan 25, 2013 at 06:59:37PM +0100, Borislav Petkov wrote:
> From: Borislav Petkov <bp at suse.de>
> 
> Put all config options needed to run Linux as a guest behind a
> CONFIG_HYPERVISOR_GUEST menu so that they don't get built-in by
> default but selected by the user. Also, move x86_hyper into an
> unconditionally-built compilation unit because it is exported with the
> non-GPL flavour and we can't know whatever uses it on the outside.

I am confused by this statement... How can EXPORT_SYMBOL() vs
EXPORT_SYMBOL_GPL() help you determining if it is used out of tree or
not?

Thanks.

-- 
Dmitry