[PATCH 2/3] ARM: Remove redundant ARCH_SPARSEMEM_DEFAULT setting

Arnd Bergmann
2015-06-05T12:23:30Z

On Thursday 04 June 2015 18:58:37 Gregory Fong wrote:
> From: Kevin Cernekee <cernekee@gmail.com>
>
> If ARCH_SPARSEMEM_ENABLE=y and ARCH_{FLATMEM,DISCONTIGMEM}_ENABLE=n,
> then the logic in mm/Kconfig already makes CONFIG_SPARSEMEM the only
> choice. This is true for all of the existing ARM users of
> ARCH_SPARSEMEM_ENABLE.
>
> Forcing ARCH_SPARSEMEM_DEFAULT=y if ARCH_SPARSEMEM_ENABLE=y prevents
> us from ever defaulting to FLATMEM, so we should remove this setting.
>
> Signed-off-by: Kevin Cernekee <cernekee@gmail.com>
> Signed-off-by: Gregory Fong <gregory.0xf0@gmail.com>
>

Acked-by: Arnd Bergmann <arnd@arndb.de>

It took me a while to understand the logic, but your patch does
make a lot of sense to me now.

Arnd