On Tue, Feb 04, 2020 at 11:30:11AM +0800, Jason Wang wrote: 5) generate diffs of memory table and using IOMMU API to setup the dma mapping in this method Frankly I think that's a bunch of work. Why not a MAP/UNMAP interface?
5) generate diffs of memory table and using IOMMU API to setup the dma mapping in this method