Re: [PATCH v2] xen: remove XEN_PRIVILEGED_GUEST

[Paul Bolle <pebolle@tiscali.nl>]

Here I should have added:

From:  Michael Opdenacker <michael.opdenacker@free-electrons.com>

in order for Michael to show up as author of the patch. 

On Tue, 2014-02-18 at 14:07 +0100, Paul Bolle wrote:
> This patch removes the Kconfig symbol XEN_PRIVILEGED_GUEST which is
> used nowhere in the tree.
> 
> We do know grub2 has a script that greps kernel configuration files for
> its macro. It shouldn't do that. As Linus summarized:
>     This is a grub bug. It really is that simple. Treat it as one.
> 
> Besides, grub2's grepping for that macro is actually superfluous. See,
> that script currently contains this test (simplified):
>     grep -x CONFIG_XEN_DOM0=y $config || grep -x CONFIG_XEN_PRIVILEGED_GUEST=y $config
> 
> But since XEN_DOM0 and XEN_PRIVILEGED_GUEST are by definition equal,
> removing XEN_PRIVILEGED_GUEST cannot influence this test.
> 
> So there's no reason to not remove this symbol, like we do with all
> unused Kconfig symbols.
> 
> [pebolle@tiscali.nl: rewrote commit explanation.]
> Signed-off-by: Michael Opdenacker <michael.opdenacker@free-electrons.com>
> Signed-off-by: Paul Bolle <pebolle@tiscali.nl>


Paul Bolle