Re: [PATCH 07/26] iommu/dma: move the arm64 wrappers to common code

[Christoph Hellwig]

On Mon, Jun 03, 2019 at 08:47:57PM +0100, Jon Hunter wrote:
> Since next-20190529 one of our tests for MMC has started failing, where
> the symptom is that the data written to the MMC does not match the
> source. Bisecting this is pointing to this commit. Unfortunately, I am
> not able to cleanly revert this on top of -next, but wanted to report
> this if case you have any ideas.

Does this fix your problem?

https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git/commit/?h=generic-dma-ops&id=1b961423158caaae49d3900b7c9c37477bbfa9b3