xen swiotlb subsystem · Supported

Maintainers

• M Juergen Gross <jgross@suse.com>
• M Stefano Stabellini <sstabellini@kernel.org>

Paths

• F arch/*/include/asm/xen/swiotlb-xen.h
• F drivers/xen/swiotlb-xen.c
• F include/xen/arm/swiotlb-xen.h
• F include/xen/swiotlb-xen.h

Last 30 days

Active reviewers (last 30 days)

• Jason Gunthorpe <jgg@nvidia.com>
  2 attestations (2 Reviewed-by) · last on 2026-07-17
• Michael Kelley <hidden>
  2 attestations (2 Tested-by) · last on 2026-07-17
• Mostafa Saleh <smostafa@google.com>
  2 attestations (2 Tested-by) · last on 2026-07-17
• Petr Tesarik <hidden>
  2 attestations (2 Reviewed-by) · last on 2026-07-17
• Jiri Pirko <hidden>
  1 attestation (1 Tested-by) · last on 2026-07-17

Recent patches

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

• HOTtoday REVIEWED: 10 (7M) [PATCH v8 15/23] dma-direct: pass attrs to dma_capable() for DMA_ATTR_CC_SHARED checks
  2026-07-17 · "Aneesh Kumar K.V (Arm)" <aneesh.kumar@kernel.org>
• HOTtoday REVIEWED: 9 (7M) [PATCH v8 12/23] dma: swiotlb: pass mapping attributes by reference
  2026-07-17 · "Aneesh Kumar K.V (Arm)" <aneesh.kumar@kernel.org>
• COOLING14d REVIEWED: 4 (1M) [PATCH v7 15/22] dma-direct: pass attrs to dma_capable() for DMA_ATTR_CC_SHARED checks
  2026-07-01 · "Aneesh Kumar K.V (Arm)" <aneesh.kumar@kernel.org>
• COOLING14d REVIEWED: 3 (1M) [PATCH v7 12/22] dma: swiotlb: pass mapping attributes by reference
  2026-07-01 · "Aneesh Kumar K.V (Arm)" <aneesh.kumar@kernel.org>
• COLD24d REVIEWED: 3 (1M) [PATCH v6 08/20] dma-direct: pass attrs to dma_capable() for DMA_ATTR_CC_SHARED checks
  2026-06-04 · "Aneesh Kumar K.V (Arm)" <aneesh.kumar@kernel.org>
• COLD24d REVIEWED: 2 (1M) [PATCH v6 05/20] dma: swiotlb: pass mapping attributes by reference
  2026-06-04 · "Aneesh Kumar K.V (Arm)" <aneesh.kumar@kernel.org>
• COLD52d REVIEWED: 1 (0M) [PATCH v5 09/20] dma-direct: pass attrs to dma_capable() for DMA_ATTR_CC_SHARED checks
  2026-05-22 · "Aneesh Kumar K.V (Arm)" <aneesh.kumar@kernel.org>
• COLD52d [PATCH v5 06/20] dma: swiotlb: pass mapping attributes by reference
  2026-05-22 · "Aneesh Kumar K.V (Arm)" <aneesh.kumar@kernel.org>
• STALE70d [PATCH v4 06/13] dma-direct: pass attrs to dma_capable() for DMA_ATTR_CC_SHARED checks
  2026-05-12 · "Aneesh Kumar K.V (Arm)" <aneesh.kumar@kernel.org>
• STALE150d LANDED: 1 (0M) [PATCH v3 4/5] dma-mapping: Separate DMA sync issuing and completion waiting
  2026-02-28 · Barry Song <hidden>
• STALE186d [PATCH v2 4/8] dma-mapping: Separate DMA sync issuing and completion waiting
  2025-12-26 · Barry Song <hidden>
• STALE163d LANDED: 6 (6M) [PATCH v5 05/14] xen: swiotlb: Switch to physical address mapping callbacks
  2025-10-15 · Leon Romanovsky <leon@kernel.org>
• STALE304d Re: [PATCH v4 5/6] xen: swiotlb: Switch to physical address mapping callbacks
  2025-09-19 · Leon Romanovsky <leonro@nvidia.com>
• STALE304d [PATCH v4 5/6] xen: swiotlb: Switch to physical address mapping callbacks
  2025-09-18 · Leon Romanovsky <leon@kernel.org>
• STALE1056d [PATCH v7 2/9] swiotlb: make io_tlb_default_mem local to swiotlb.c
  2023-08-01 · Petr Tesarik <hidden>
• STALE1094d [PATCH v6 2/9] swiotlb: make io_tlb_default_mem local to swiotlb.c
  2023-07-27 · Petr Tesarik <hidden>
• STALE1106d [PATCH v4 1/8] swiotlb: make io_tlb_default_mem local to swiotlb.c
  2023-07-13 · Petr Tesarik <hidden>
• STALE1115d [PATCH v3 1/7] swiotlb: make io_tlb_default_mem local to swiotlb.c
  2023-06-27 · Petr Tesarik <hidden>
• STALE1409d [PATCH RFC v2 1/1] wiotlb: split buffer into 32-bit default and 64-bit extra zones
  2022-08-20 · Dongli Zhang <hidden>
• STALE1541d [PATCH] swiotlb-xen: fix DMA_ATTR_NO_KERNEL_MAPPING on arm
  2022-04-23 · Christoph Hellwig <hch@lst.de>
• STALE1520d REVIEWED: 4 (4M) [PATCH 13/15] swiotlb: merge swiotlb-xen initialization into swiotlb
  2022-04-04 · Christoph Hellwig <hch@lst.de>
• STALE1520d [PATCH 09/15] swiotlb: make the swiotlb_init interface more useful
  2022-04-04 · Christoph Hellwig <hch@lst.de>
• STALE1520d REVIEWED: 1 (0M) [PATCH 03/15] swiotlb: simplify swiotlb_max_segment
  2022-04-04 · Christoph Hellwig <hch@lst.de>
• STALE1598d [PATCH 13/15] swiotlb: merge swiotlb-xen initialization into swiotlb
  2022-03-14 · Christoph Hellwig <hch@lst.de>
• STALE1598d [PATCH 09/15] swiotlb: make the swiotlb_init interface more useful
  2022-03-14 · Christoph Hellwig <hch@lst.de>
• STALE1598d REVIEWED: 1 (0M) [PATCH 03/15] swiotlb: simplify swiotlb_max_segment
  2022-03-14 · Christoph Hellwig <hch@lst.de>
• STALE1604d [PATCH 11/12] swiotlb: merge swiotlb-xen initialization into swiotlb
  2022-03-01 · Christoph Hellwig <hch@lst.de>
• STALE1604d [PATCH 09/12] swiotlb: make the swiotlb_init interface more useful
  2022-03-01 · Christoph Hellwig <hch@lst.de>
• STALE1604d REVIEWED: 1 (0M) [PATCH 03/12] swiotlb: simplify swiotlb_max_segment
  2022-03-01 · Christoph Hellwig <hch@lst.de>
• STALE1611d [PATCH 10/11] swiotlb: merge swiotlb-xen initialization into swiotlb
  2022-02-27 · Christoph Hellwig <hch@lst.de>

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.

• STALE70d [PATCH v4 06/13] dma-direct: pass attrs to dma_capable() for DMA_ATTR_CC_SHARED checks
  2026-05-12 · "Aneesh Kumar K.V (Arm)" <aneesh.kumar@kernel.org>
• COLD52d [PATCH v5 06/20] dma: swiotlb: pass mapping attributes by reference
  2026-05-22 · "Aneesh Kumar K.V (Arm)" <aneesh.kumar@kernel.org>