Re: [PATCHv3 06/11] asm-generic: mm_hooks: allow hooks to be overridden individually

From: Arnd Bergmann
Date: Tue Apr 17 2018 - 15:56:08 EST


On Tue, Apr 17, 2018 at 8:37 PM, Mark Rutland <mark.rutland@xxxxxxx> wrote:
> Currently, an architecture must either implement all of the mm hooks
> itself, or use all of those provided by the asm-generic implementation.
> When an architecture only needs to override a single hook, it must copy
> the stub implementations from the asm-generic version.
>
> To avoid this repetition, allow each hook to be overridden indiviually,
> by placing each under an #ifndef block. As architectures providing their
> own hooks can't include this file today, this shouldn't adversely affect
> any existing hooks.
>
> Signed-off-by: Mark Rutland <mark.rutland@xxxxxxx>
> Cc: Arnd Bergmann <arnd@xxxxxxxx>
> Cc: linux-arch@xxxxxxxxxxxxxxx

Acked-by: Arnd Bergmann <arnd@xxxxxxxx>