[PATCH] powerpc: Sort the selects under CONFIG_PPC

[Stephen Rothwell]

Hi Michael,

On Mon,  6 Mar 2017 23:05:17 +1100 Michael Ellerman <mpe at ellerman.id.au> wrote:
>
> We have a big list of selects under CONFIG_PPC, and currently they're
> completely unsorted. This means people tend to add new selects at the
> bottom of the list, and so two commits which both add a new select will
> often conflict.
> 
> Instead sort it alphabetically. This is nicer in and of itself, but also
> means two commits that add a new select will have a greater chance of
> not conflicting.
> 
> Add a note at the top and bottom asking people to keep it sorted.
> 
> And while we're here pad out the 'if' expressions to make them stand
> out.
> 
> Suggested-by: Stephen Rothwell <sfr at canb.auug.org.au>
> Signed-off-by: Michael Ellerman <mpe at ellerman.id.au>

Looks good.

> +	select ARCH_USE_CMPXCHG_LOCKREF		if PPC64

Why not just move these "if PPC64" selects to "config PPC64" in
arch/powerpc/platforms/Kconfig.cputype?  Secondary question: why not
move "config PPC64" to this file?

> +	select GENERIC_ATOMIC64			if PPC32

Similarly ...

-- 
Cheers,
Stephen Rothwell