[PATCH 0/8] Convert powerpc to default topdown mmap layout

[Nicholas Piggin]

Excerpts from Christophe Leroy's message of November 22, 2021 6:48 pm:
> This series converts powerpc to default topdown mmap layout.
> 
> powerpc provides its own arch_get_unmapped_area() only when
> slices are needed, which is only for book3s/64. First part of
> the series moves slices into book3s/64 specific directories
> and cleans up other subarchitectures.
> 
> Then a small modification is done to core mm to allow
> powerpc to still provide its own arch_randomize_brk()
> 
> Last part converts to default topdown mmap layout.

A nice series but will clash badly with the CONFIG_HASH_MMU 
series of course. One will have to be rebased if they are
both to be merged.

Thanks,
Nick