iommu dma-api layer · Maintained

Maintainers

• M Robin Murphy <robin.murphy@arm.com>

Paths

• F drivers/iommu/dma-iommu.c
• F drivers/iommu/dma-iommu.h
• F drivers/iommu/iova.c
• F include/linux/iommu-dma.h
• F include/linux/iova.h

Last 30 days

Recent patches

Most-recent 30 patches in this subsystem on linux-doc (capped at 30), ordered by date desc.

• STALE115d LANDED [PATCH v3 6/8] iommu/dma: add support for DMA_ATTR_REQUIRE_COHERENT attribute
  2026-03-16 · Leon Romanovsky <leon@kernel.org>
• STALE122d [PATCH v2 6/8] iommu/dma: add support for DMA_ATTR_REQUIRE_COHERENT attribute
  2026-03-11 · Leon Romanovsky <leon@kernel.org>
• STALE191d LANDED: 2 (0M) [PATCH v9 02/11] PCI/P2PDMA: Simplify bus address mapping API
  2025-11-20 · Leon Romanovsky <leon@kernel.org>
• STALE235d REVIEWED: 2 (0M) [PATCH v8 02/11] PCI/P2PDMA: Simplify bus address mapping API
  2025-11-11 · Leon Romanovsky <leon@kernel.org>
• STALE236d REVIEWED: 2 (0M) [PATCH v7 02/11] PCI/P2PDMA: Simplify bus address mapping API
  2025-11-06 · Leon Romanovsky <leon@kernel.org>
• STALE207d [PATCH v6 02/11] PCI/P2PDMA: Simplify bus address mapping API
  2025-11-02 · Leon Romanovsky <leon@kernel.org>
• STALE292d LANDED: 7 (7M) [PATCH v6 11/16] dma-mapping: export new dma_*map_phys() interface
  2025-09-09 · Leon Romanovsky <leon@kernel.org>
• STALE292d LANDED: 6 (6M) [PATCH v6 05/16] iommu/dma: rename iommu_dma_*map_page to iommu_dma_*map_phys
  2025-09-09 · Leon Romanovsky <leon@kernel.org>
• STALE292d LANDED: 6 (6M) [PATCH v6 06/16] iommu/dma: implement DMA_ATTR_MMIO for iommu_dma_(un)map_phys()
  2025-09-09 · Leon Romanovsky <leon@kernel.org>
• STALE292d LANDED: 6 (6M) [PATCH v6 02/16] iommu/dma: implement DMA_ATTR_MMIO for dma_iova_link().
  2025-09-09 · Leon Romanovsky <leon@kernel.org>
• STALE310d REVIEWED: 7 (7M) [PATCH v5 11/16] dma-mapping: export new dma_*map_phys() interface
  2025-09-02 · Leon Romanovsky <leon@kernel.org>
• STALE310d REVIEWED: 6 (6M) [PATCH v5 06/16] iommu/dma: implement DMA_ATTR_MMIO for iommu_dma_(un)map_phys()
  2025-09-02 · Leon Romanovsky <leon@kernel.org>
• STALE310d REVIEWED: 6 (6M) [PATCH v5 05/16] iommu/dma: rename iommu_dma_*map_page to iommu_dma_*map_phys
  2025-09-02 · Leon Romanovsky <leon@kernel.org>
• STALE310d REVIEWED: 6 (6M) [PATCH v5 02/16] iommu/dma: implement DMA_ATTR_MMIO for dma_iova_link().
  2025-09-02 · Leon Romanovsky <leon@kernel.org>
• STALE308d [PATCH v4 11/16] dma-mapping: export new dma_*map_phys() interface
  2025-08-19 · Leon Romanovsky <leon@kernel.org>
• STALE308d [PATCH v4 05/16] iommu/dma: rename iommu_dma_*map_page to iommu_dma_*map_phys
  2025-08-19 · Leon Romanovsky <leon@kernel.org>
• STALE308d [PATCH v4 06/16] iommu/dma: extend iommu_dma_*map_phys API to handle MMIO memory
  2025-08-19 · Leon Romanovsky <leon@kernel.org>
• STALE308d REVIEWED: 6 (6M) [PATCH v4 02/16] iommu/dma: implement DMA_ATTR_MMIO for dma_iova_link().
  2025-08-19 · Leon Romanovsky <leon@kernel.org>
• STALE331d [PATCH v3 11/16] dma-mapping: export new dma_*map_phys() interface
  2025-08-14 · Leon Romanovsky <leon@kernel.org>
• STALE331d [PATCH v3 06/16] iommu/dma: extend iommu_dma_*map_phys API to handle MMIO memory
  2025-08-14 · Leon Romanovsky <leon@kernel.org>
• STALE331d REVIEWED: 6 (6M) [PATCH v3 02/16] iommu/dma: implement DMA_ATTR_MMIO for dma_iova_link().
  2025-08-14 · Leon Romanovsky <leon@kernel.org>
• STALE331d [PATCH v3 05/16] iommu/dma: rename iommu_dma_*map_page to iommu_dma_*map_phys
  2025-08-14 · Leon Romanovsky <leon@kernel.org>
• STALE332d [PATCH v2 11/16] dma-mapping: export new dma_*map_phys() interface
  2025-08-14 · Leon Romanovsky <leon@kernel.org>
• STALE332d [PATCH v2 06/16] iommu/dma: extend iommu_dma_*map_phys API to handle MMIO memory
  2025-08-14 · Leon Romanovsky <leon@kernel.org>
• STALE332d [PATCH v2 05/16] iommu/dma: rename iommu_dma_*map_page to iommu_dma_*map_phys
  2025-08-14 · Leon Romanovsky <leon@kernel.org>
• STALE332d REVIEWED: 6 (6M) [PATCH v2 02/16] iommu/dma: implement DMA_ATTR_MMIO for dma_iova_link().
  2025-08-14 · Leon Romanovsky <leon@kernel.org>
• STALE333d [PATCH v1 11/16] dma-mapping: export new dma_*map_phys() interface
  2025-08-04 · Leon Romanovsky <leon@kernel.org>
• STALE333d [PATCH v1 05/16] iommu/dma: rename iommu_dma_*map_page to iommu_dma_*map_phys
  2025-08-04 · Leon Romanovsky <leon@kernel.org>
• STALE333d [PATCH v1 06/16] iommu/dma: extend iommu_dma_*map_phys API to handle MMIO memory
  2025-08-04 · Leon Romanovsky <leon@kernel.org>
• STALE333d [PATCH v1 02/16] iommu/dma: handle MMIO path in dma_iova_link
  2025-08-04 · Leon Romanovsky <leon@kernel.org>

Quiet for 30+ days

Patches with no review trailers and no replies. Either the author is heads-down elsewhere or these slipped through. Oldest first.

• STALE122d [PATCH v2 6/8] iommu/dma: add support for DMA_ATTR_REQUIRE_COHERENT attribute
  2026-03-11 · Leon Romanovsky <leon@kernel.org>
• STALE115d LANDED [PATCH v3 6/8] iommu/dma: add support for DMA_ATTR_REQUIRE_COHERENT attribute
  2026-03-16 · Leon Romanovsky <leon@kernel.org>