[PATCH] ARM: nommu: avoid mapping vectors page when !CONFIG_MMU

[Will Deacon]

Hi Greg,

> > When running without an MMU, we do not need to install a mapping for the
> > vectors page. Attempting to do so causes a compile-time error because
> > install_special_mapping is not defined.
> >
> > This patch adds compile-time guards to the vector mapping functions
> > so that we can build nommu configurations once more.
> >
> > Cc: Greg Ungerer<gerg at uclinux.org>
> > Signed-off-by: Will Deacon<will.deacon at arm.com>
> 
> I hit this a couple of days ago too, looks good.
> 
> Acked-by: Greg Ungerer <gerg at uclinux.org>

Thanks. Submitted to Russell as 6619/1.

Will