Re: [PATCH v2 1/3] mm: make dev_pagemap_mapping_shift() externally visible

[Dan Williams]

On Wed, Nov 14, 2018 at 1:53 PM Barret Rhoden <brho@xxxxxxxxxx> wrote:
>
> KVM has a use case for determining the size of a dax mapping.  The KVM
> code has easy access to the address and the mm; hence the change in
> parameters.
>
> Signed-off-by: Barret Rhoden <brho@xxxxxxxxxx>
> Reviewed-by: David Hildenbrand <david@xxxxxxxxxx>

Acked-by: Dan Williams <dan.j.williams@xxxxxxxxx>