[PATCH 05/13] mm: remove the unused vma argument to hmm_range_dma_unmap

[Jason Gunthorpe]

On Tue, Jul 30, 2019 at 08:51:55AM +0300, Christoph Hellwig wrote:
> Signed-off-by: Christoph Hellwig <hch at lst.de>
>  include/linux/hmm.h | 1 -
>  mm/hmm.c            | 2 --
>  2 files changed, 3 deletions(-)

Reviewed-by: Jason Gunthorpe <jgg at mellanox.com>

Unclear what this was intended for, but I think if we need to carry
information from the dma_map to unmap it should be done in some opaque
way.

The driver should not have to care about VMAs, beyond perhaps using
VMAs to guide what VA ranges to mirror.

Jason