Re: [PATCH v3 00/17] Provide a new two step DMA mapping API

Leon Romanovsky
2024-11-10T15:03:06Z

On Sun, Nov 10, 2024 at 03:46:47PM +0200, Leon Romanovsky wrote:
> Changelog:
> v3:

<...>

> Christoph Hellwig (6):
> PCI/P2PDMA: Refactor the p2pdma mapping helpers
> dma-mapping: move the PCI P2PDMA mapping helpers to pci-p2pdma.h
> iommu: generalize the batched sync after map interface
> iommu/dma: Factor out a iommu_dma_map_swiotlb helper
> dma-mapping: add a dma_need_unmap helper
> docs: core-api: document the IOVA-based API
>
> Leon Romanovsky (11):
> dma-mapping: Add check if IOVA can be used
> dma: Provide an interface to allow allocate IOVA
> dma-mapping: Implement link/unlink ranges API
> mm/hmm: let users to tag specific PFN with DMA mapped bit
> mm/hmm: provide generic DMA managing logic

This patch detached from thread and can be found here.
https://lore.kernel.org/all/a42f5a1ede10d4181c5cab3c88ed43a04be79565.1731245995.git.leon@kernel.org

Thanks

> RDMA/umem: Store ODP access mask information in PFN
> RDMA/core: Convert UMEM ODP DMA mapping to caching IOVA and page
> linkage
> RDMA/umem: Separate implicit ODP initialization from explicit ODP
> vfio/mlx5: Explicitly use number of pages instead of allocated length
> vfio/mlx5: Rewrite create mkey flow to allow better code reuse
> vfio/mlx5: Enable the DMA link API