clean up address limit helpers

[Linus Torvalds]

On Tue, Jul 14, 2020 at 12:09 AM Christoph Hellwig <hch at lst.de> wrote:
>
> On Fri, Jul 10, 2020 at 08:25:35AM -0700, Linus Torvalds wrote:
> >
> > Ack. All the patches looked like no-ops to me, but with better naming
> > and clarity.
>
> Is that a formal Acked-by?

Yup, the patch series looks fine to me, and it looks like you fixed up
the things people noticed about off m68k behavior.

              Linus