usb subsystem · Supported

Maintainers

• M Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Paths

• F Documentation/devicetree/bindings/usb/
• F Documentation/usb/
• F drivers/usb/
• F include/dt-bindings/usb/
• F include/linux/usb.h
• F include/linux/usb/
• F include/uapi/linux/usb/
• F rust/kernel/usb.rs

Last 30 days

Most active threads (last 7 days)

• WARM3d [PATCH net-next v4 00/12] net: mctp: usb: Add support for MCTP-over-USB v1.1
  2026-07-13 14:33 · 8 replies in 7d · Jeremy Kerr <jk@codeconstruct.com.au>
• WARM1d [PATCHv3 net-next 1/9] net: usb: move updating filter and status from cdc drivers to usbnet
  2026-07-14 11:44 · 2 replies in 7d · Oliver Neukum <oneukum@suse.com>
• WARM1d [PATCH v8 00/10] Fix missing fops.owner in Rust DRM/misc abstractions
  2026-07-13 06:48 · 1 reply in 7d · Alvin Sun <hidden>

Active reviewers (last 30 days)

• Danilo Krummrich <dakr@kernel.org>
  5 attestations (3 Acked-by, 2 Reviewed-by) · last on 2026-07-13
• Gary Guo <gary@garyguo.net>
  2 attestations (1 Reviewed-by, 1 Suggested-by) · last on 2026-07-13
• Manuel Ebner <hidden>
  2 attestations (2 Reviewed-by) · last on 2026-07-07
• Andy Shevchenko <andriy.shevchenko@linux.intel.com>
  2 attestations (2 Reviewed-by) · last on 2026-07-06
• Peter Chen <peter.chen@kernel.org>
  2 attestations (2 Acked-by) · last on 2026-07-06
• <hidden>
  1 attestation (1 Reported-by) · last on 2026-06-30

Recent patches

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

• WARM1d [PATCHv3 net-next 6/9] net: usb: move exported symbols from cdc_ether to usbnet
  2026-07-14 · Oliver Neukum <oneukum@suse.com>
• WARM1d [PATCHv3 net-next 3/9] net: usb: usbnet: add cdc_state to struct usbnet
  2026-07-14 · Oliver Neukum <oneukum@suse.com>
• WARM3d [PATCH net-next v4 07/12] net: mctp: usb: Accommodate DSP0283 v1.1 header format
  2026-07-13 · Jeremy Kerr <jk@codeconstruct.com.au>
• WARM3d [PATCH net-next v4 09/12] net: mctp: usblib: Implement transmit-side packet spanning
  2026-07-13 · Jeremy Kerr <jk@codeconstruct.com.au>
• WARM3d [PATCH net-next v4 06/12] net: mctp: usblib: Add support for multi-packet transmit
  2026-07-13 · Jeremy Kerr <jk@codeconstruct.com.au>
• WARM3d [PATCH net-next v4 08/12] net: mctp: usblib: Implement receive-side packet spanning
  2026-07-13 · Jeremy Kerr <jk@codeconstruct.com.au>
• WARM3d [PATCH net-next v4 05/12] net: mctp: usblib: Move TX transfer processing to mctp-usblib
  2026-07-13 · Jeremy Kerr <jk@codeconstruct.com.au>
• WARM3d [PATCH net-next v4 02/12] net: mctp: usb: Use packet-length max for maximum packet-size check
  2026-07-13 · Jeremy Kerr <jk@codeconstruct.com.au>
• WARM3d [PATCH net-next v4 03/12] net: mctp: usblib: Move RX transfer processing to a new mctp-usblib
  2026-07-13 · Jeremy Kerr <jk@codeconstruct.com.au>
• WARM3d [PATCH net-next v4 01/12] net: mctp: usb: Include version indicator in max packet size defines
  2026-07-13 · Jeremy Kerr <jk@codeconstruct.com.au>
• WARM1d REVIEWED: 19 (19M) [PATCH v8 01/10] rust: module: move module types into `module.rs`
  2026-07-13 · Alvin Sun <hidden>
• COOLING6d [PATCHv2 net-next 5/7] net: usb: move exported symbols from cdc_ether to usbnet
  2026-07-09 · Oliver Neukum <oneukum@suse.com>
• COOLING6d [PATCHv2 net-next 2/7] net: usb: usbnet: add cdc_state to struct usbnet
  2026-07-09 · Oliver Neukum <oneukum@suse.com>
• COOLING7d [PATCH net-next v3 09/12] net: mctp: usblib: Implement transmit-side packet spanning
  2026-07-08 · Jeremy Kerr <jk@codeconstruct.com.au>
• COOLING7d [PATCH net-next v3 08/12] net: mctp: usblib: Implement receive-side packet spanning
  2026-07-08 · Jeremy Kerr <jk@codeconstruct.com.au>
• COOLING7d [PATCH net-next v3 07/12] net: mctp: usb: Accommodate DSP0283 v1.1 header format
  2026-07-08 · Jeremy Kerr <jk@codeconstruct.com.au>
• COOLING7d [PATCH net-next v3 06/12] net: mctp: usblib: Add support for multi-packet transmit
  2026-07-08 · Jeremy Kerr <jk@codeconstruct.com.au>
• COOLING7d [PATCH net-next v3 05/12] net: mctp: usblib: Move TX transfer processing to mctp-usblib
  2026-07-08 · Jeremy Kerr <jk@codeconstruct.com.au>
• COOLING7d [PATCH net-next v3 03/12] net: mctp: usblib: Move RX transfer processing to a new mctp-usblib
  2026-07-08 · Jeremy Kerr <jk@codeconstruct.com.au>
• COOLING7d [PATCH net-next v3 02/12] net: mctp: usb: Use packet-length max for maximum packet-size check
  2026-07-08 · Jeremy Kerr <jk@codeconstruct.com.au>
• COOLING7d [PATCH net-next v3 01/12] net: mctp: usb: Include version indicator in max packet size defines
  2026-07-08 · Jeremy Kerr <jk@codeconstruct.com.au>
• COOLING6d REVIEWED: 16 (15M) [PATCH v2 3/7] usb: serial: spcp8x5: don't store usb_device_id
  2026-07-07 · Gary Guo <gary@garyguo.net>
• COOLING6d [PATCH v2 7/7] usb: fix UAF when probe runs concurrent to dyn ID removal
  2026-07-07 · Gary Guo <gary@garyguo.net>
• COOLING6d [PATCH v2 6/7] usb: xusbatm: don't rely on id table pointer arithmetic
  2026-07-07 · Gary Guo <gary@garyguo.net>
• COOLING6d REVIEWED: 16 (15M) [PATCH v2 2/7] usb: usbtmc: don't store usb_device_id
  2026-07-07 · Gary Guo <gary@garyguo.net>
• WARM3d REVIEWED: 7 (7M) [PATCH v3 18/20] usb: musb: use platform_device_set_of_node_from_dev()
  2026-07-06 · Bartosz Golaszewski <hidden>
• WARM3d REVIEWED: 10 (10M) [PATCH v3 17/20] usb: chipidea: use platform_device_set_of_node_from_dev()
  2026-07-06 · Bartosz Golaszewski <hidden>
• COOLING13d [PATCH net-next v2 09/12] net: mctp: usblib: Implement transmit-side packet spanning
  2026-07-03 · Jeremy Kerr <jk@codeconstruct.com.au>
• COOLING13d [PATCH net-next v2 07/12] net: mctp: usb: Accommodate DSP0283 v1.1 header format
  2026-07-03 · Jeremy Kerr <jk@codeconstruct.com.au>
• COOLING13d [PATCH net-next v2 08/12] net: mctp: usblib: Implement receive-side packet spanning
  2026-07-03 · Jeremy Kerr <jk@codeconstruct.com.au>

Needs attention (review trailers in, no pickup)

Patches with review trailers that haven't landed in mainline and haven't been Acked by a maintainer. Oldest first.

• STALE134d REVIEWED: 1 (0M) [PATCH] qmi_wwan: allow max_mtu above hard_mtu to control rx_urb_size
  2026-03-02 · Laurent Vivier <hidden> · 1 Tested-by
• STALE131d REVIEWED: 1 (0M) [PATCH v2] qmi_wwan: allow max_mtu above hard_mtu to control rx_urb_size
  2026-03-04 · Laurent Vivier <hidden> · 1 Tested-by

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.

• STALE184d [PATCH v3 02/15] dt-bindings: usb: Add Microchip LAN969x support
  2025-12-23 · Robert Marko <robert.marko@sartura.hr>
• STALE131d [RFCv2 04/13] net: usb: usbnet: add access helper for private data
  2026-03-03 · Oliver Neukum <oneukum@suse.com>
• STALE131d [RFCv2 08/13] net: usb: usbnet: allow drivers to specify private space needed
  2026-03-03 · Oliver Neukum <oneukum@suse.com>
• STALE131d [RFCv2 06/13] net: usb: usbnet: add cdc_state to struct usbnet
  2026-03-03 · Oliver Neukum <oneukum@suse.com>
• STALE129d [PATCH v2 phy-next 03/24] usb: add missing headers transitively included by <linux/phy/phy.h>
  2026-03-08 · vladimir.oltean@nxp.com
• STALE128d [RFCv4 04/13] net: usb: usbnet: add access helper for private data
  2026-03-09 · Oliver Neukum <oneukum@suse.com>
• STALE128d [RFCv3 06/13] net: usb: usbnet: add cdc_state to struct usbnet
  2026-03-09 · Oliver Neukum <oneukum@suse.com>
• STALE128d [RFCv3 08/13] net: usb: usbnet: allow drivers to specify private space needed
  2026-03-09 · Oliver Neukum <oneukum@suse.com>
• STALE118d [PATCH v3 phy-next 03/24] usb: add missing headers transitively included by <linux/phy/phy.h>
  2026-03-09 · Vladimir Oltean <vladimir.oltean@nxp.com>
• STALE128d [PATCH AUTOSEL 6.19-5.15] net: usb: r8152: add TRENDnet TUC-ET2G
  2026-03-10 · Sasha Levin <sashal@kernel.org>