ntb driver core · Supported

Maintainers

• M Jon Mason <jdmason@kudzu.us>
• M Dave Jiang <dave.jiang@intel.com>
• M Allen Hubbe <allenbh@gmail.com>

Paths

• F drivers/net/ntb_netdev.c
• F drivers/ntb/
• F drivers/pci/endpoint/functions/pci-epf-*ntb.c
• F include/linux/ntb.h
• F include/linux/ntb_transport.h
• F tools/testing/selftests/ntb/

Last 30 days

Recent patches

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

• [PATCH 14/15] NTB: Add ntb_ep_dma test client
  2026-03-12 · Koichiro Den <hidden>
• [PATCH 12/15] NTB: hw: epf: Enumerate auxiliary child for DMA ABI v1
  2026-03-12 · Koichiro Den <hidden>
• [PATCH 11/15] NTB: hw: epf: Parse control-layout version and DMA locator
  2026-03-12 · Koichiro Den <hidden>
• [RFC PATCH v4 32/38] NTB: epf: Add an additional memory window (MW2) barno mapping on Renesas R-Car
  2026-01-18 · Koichiro Den <hidden>
• [RFC PATCH v4 31/38] NTB: epf: Add per-SoC quirk to cap MRRS for DWC eDMA (128B for R-Car)
  2026-01-18 · Koichiro Den <hidden>
• [RFC PATCH v4 27/38] ntb_netdev: Multi-queue support
  2026-01-18 · Koichiro Den <hidden>
• [RFC PATCH v4 26/38] NTB: ntb_transport: Add remote embedded-DMA transport client
  2026-01-18 · Koichiro Den <hidden>
• [RFC PATCH v4 25/38] NTB: hw: Add remote eDMA backend registry and DesignWare backend
  2026-01-18 · Koichiro Den <hidden>
• [RFC PATCH v4 17/38] NTB: ntb_transport: Dynamically determine qp count
  2026-01-18 · Koichiro Den <hidden>
• [RFC PATCH v4 23/38] NTB: ntb_transport: Add transport backend infrastructure
  2026-01-18 · Koichiro Den <hidden>
• [RFC PATCH v4 18/38] NTB: ntb_transport: Use ntb_get_dma_dev()
  2026-01-18 · Koichiro Den <hidden>
• [RFC PATCH v4 24/38] NTB: ntb_transport: Run ntb_set_mw() before link-up negotiation
  2026-01-18 · Koichiro Den <hidden>
• [RFC PATCH v4 16/38] NTB: ntb_transport: Move TX memory window setup into setup_qp_mw()
  2026-01-18 · Koichiro Den <hidden>
• [RFC PATCH v4 22/38] NTB: ntb_transport: Split core library and default NTB client
  2026-01-18 · Koichiro Den <hidden>
• [RFC PATCH v4 19/38] NTB: ntb_transport: Rename ntb_transport.c to ntb_transport_core.c
  2026-01-18 · Koichiro Den <hidden>
• [RFC PATCH v4 21/38] NTB: ntb_transport: Export common helpers for modularization
  2026-01-18 · Koichiro Den <hidden>
• [RFC PATCH v4 11/38] NTB: core: Add .get_dma_dev() to ntb_dev_ops
  2026-01-18 · Koichiro Den <hidden>
• [RFC PATCH v4 10/38] NTB: core: Add .get_private_data() to ntb_dev_ops
  2026-01-18 · Koichiro Den <hidden>
• [RFC PATCH v4 12/38] NTB: core: Add driver_override support for NTB devices
  2026-01-18 · Koichiro Den <hidden>
• [RFC PATCH v4 08/38] NTB: epf: Provide db_vector_count/db_vector_mask callbacks
  2026-01-18 · Koichiro Den <hidden>
• [RFC PATCH v4 09/38] NTB: core: Add mw_set_trans_ranges() for subrange programming
  2026-01-18 · Koichiro Den <hidden>
• [RFC PATCH v4 07/38] NTB: epf: Reserve a subset of MSI vectors for non-NTB users
  2026-01-18 · Koichiro Den <hidden>
• [RFC PATCH v4 20/38] NTB: ntb_transport: Move internal types to ntb_transport_internal.h
  2026-01-18 · Koichiro Den <hidden>
• [RFC PATCH v4 06/38] NTB: epf: Add mwN_offset support and config region versioning
  2026-01-18 · Koichiro Den <hidden>
• [PATCH v6 07/10] ntb: idt: Replace deprecated PCI functions
  2024-10-30 · Philipp Stanner <hidden>
• [PATCH 07/10] ntb: idt: Replace deprecated PCI functions
  2024-10-25 · Philipp Stanner <hidden>
• [PATCH v4 07/10] ntb: idt: Replace deprecated PCI functions
  2024-10-16 · Philipp Stanner <hidden>
• [PATCH v3 07/10] ntb: idt: Replace deprecated PCI functions
  2024-08-16 · Philipp Stanner <hidden>
• [PATCH v2 07/10] ntb: idt: Replace deprecated PCI functions
  2024-08-05 · Philipp Stanner <hidden>
• [PATCH 07/10] ntb: idt: Replace deprecated PCI functions
  2024-08-01 · Philipp Stanner <hidden>

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.

• [RFC PATCH v4 06/38] NTB: epf: Add mwN_offset support and config region versioning
  2026-01-18 · Koichiro Den <hidden>
• [RFC PATCH v4 20/38] NTB: ntb_transport: Move internal types to ntb_transport_internal.h
  2026-01-18 · Koichiro Den <hidden>
• [RFC PATCH v4 07/38] NTB: epf: Reserve a subset of MSI vectors for non-NTB users
  2026-01-18 · Koichiro Den <hidden>
• [RFC PATCH v4 10/38] NTB: core: Add .get_private_data() to ntb_dev_ops
  2026-01-18 · Koichiro Den <hidden>
• [RFC PATCH v4 12/38] NTB: core: Add driver_override support for NTB devices
  2026-01-18 · Koichiro Den <hidden>
• [RFC PATCH v4 21/38] NTB: ntb_transport: Export common helpers for modularization
  2026-01-18 · Koichiro Den <hidden>
• [RFC PATCH v4 19/38] NTB: ntb_transport: Rename ntb_transport.c to ntb_transport_core.c
  2026-01-18 · Koichiro Den <hidden>
• [RFC PATCH v4 22/38] NTB: ntb_transport: Split core library and default NTB client
  2026-01-18 · Koichiro Den <hidden>
• [RFC PATCH v4 24/38] NTB: ntb_transport: Run ntb_set_mw() before link-up negotiation
  2026-01-18 · Koichiro Den <hidden>
• [RFC PATCH v4 17/38] NTB: ntb_transport: Dynamically determine qp count
  2026-01-18 · Koichiro Den <hidden>