On Mon, Jun 03, 2019 at 02:57:01PM +0200, Wolfram Sang wrote: > Yes, dropping my rev on patch 3 is a good thing to do. I added Christoph > to the CC list because he gave valuable input last time. Assuming iommu merging in a driver using the DMA API is always bogus as mentioned last time. As this cover letter don't seem to include any higher level DMA subsystem or block changes I'll stick to my NAK.