Any comments? On Tue, Feb 02, 2021 at 10:51:03AM +0100, Christoph Hellwig wrote: > Hi all, > > this series adds the new noncontiguous DMA allocation API requested by > various media driver maintainers. > > Changes since v1: > - document that flush_kernel_vmap_range and invalidate_kernel_vmap_range > must be called once an allocation is mapped into KVA > - add dma-debug support > - remove the separate dma_handle argument, and instead create fully formed > DMA mapped scatterlists > - use a directional allocation in uvcvideo > - call invalidate_kernel_vmap_range from uvcvideo > _______________________________________________ > iommu mailing list > iommu@xxxxxxxxxxxxxxxxxxxxxxxxxx > https://lists.linuxfoundation.org/mailman/listinfo/iommu ---end quoted text---