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SubjectRe: add a new dma_alloc_noncontiguous API v2
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@lists.linux-foundation.org
> https://lists.linuxfoundation.org/mailman/listinfo/iommu
---end quoted text---

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