Re: [PATCH] mm/hmm: remove hmm_range_dma_map and hmm_range_dma_unmap

From: Jason Gunthorpe
Date: Tue Nov 19 2019 - 13:49:37 EST


On Wed, Nov 13, 2019 at 01:49:43PM -0500, Jerome Glisse wrote:
> On Wed, Nov 13, 2019 at 02:45:28PM +0100, Christoph Hellwig wrote:
> > These two functions have never been used since they were added.
>
> The mlx5 convertion (which has been posted few times now) uses them
> dunno what Jason plans is on that front.

IMHO if ODP is going to be the only user then we should just keep the
existing ODP code.

Lets drop them until someone can come up with a series to migrate
several drivers.. It is small so it would not be hard to bring them
back if needed.

So applied to hmm.git

Thanks,
Jason