[PATCH 1/2] powerpc: fix the dependency issue for CRASH_DUMP

[Scott Wood]

On Thu, 2015-04-30 at 20:29 +0800, Kevin Hao wrote:
> In the current code, the RELOCATABLE will be forcedly enabled when
> enabling CRASH_DUMP. But for ppc32, the RELOCABLE also depend on
> ADVANCED_OPTIONS and select NONSTATIC_KERNEL. This will cause build
> error when CRASH_DUMP=y && ADVANCED_OPTIONS=n. Even there is no such
> issue for ppc64, but select is only for non-visible symbols and for
> symbols with no dependencies. As for a symbol like RELOCATABLE, it is
> definitely not suitable to select it. So choose to depend on it.

Why is it "definitely not suitable to select it", provided the
ADVANCED_OPTIONS dependency is removed, and the FLATMEM dependency is
moved to places that select RELOCATABLE?  It seems wrong that the user
should have to enable ADVANCED_OPTIONS to even see the option to build a
crash kernel.

-Scott