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)

• DORMANTno replies [PATCH v2] tree-wide: extirpate seventy-eight orphaned code files
  2026-09-05 13:18 · 0 replies in 7d · Breno Rodrigues Alves <hidden>
• WARM3d [PATCH v2] Kconfig: purge twenty-eight legacy ghost options (v2)
  2026-09-04 23:29 · 0 replies in 7d · Breno Rodrigues Alves <hidden>
• WARM2d [PATCH] Kconfig: purge twenty-nine legacy ghost options
  2026-09-04 23:12 · 0 replies in 7d · Breno Rodrigues Alves <hidden>

Active reviewers (last 30 days)

• Alice Ryhl <aliceryhl@google.com>
  1 attestation (1 Suggested-by) · last on 2026-08-24
• Daniel Almeida <daniel.almeida@collabora.com>
  1 attestation (1 Reviewed-by) · last on 2026-08-24
• Igor Korotin <hidden>
  1 attestation (1 Acked-by) · last on 2026-08-24
• Danilo Krummrich <dakr@kernel.org>
  1 attestation (1 Acked-by) · last on 2026-08-24
• Viresh Kumar <viresh.kumar@linaro.org>
  1 attestation (1 Acked-by) · last on 2026-08-24
• Gary Guo <gary@garyguo.net>
  1 attestation (1 Reviewed-by) · last on 2026-08-24
• Andreas Hindborg <a.hindborg@kernel.org>
  1 attestation (1 Co-developed-by) · last on 2026-08-24

Recent patches

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

• DORMANTno replies [PATCH v2] tree-wide: extirpate seventy-eight orphaned code files
  2026-09-05 · Breno Rodrigues Alves <hidden>
• WARM3d [PATCH v2] Kconfig: purge twenty-eight legacy ghost options (v2)
  2026-09-04 · Breno Rodrigues Alves <hidden>
• WARM2d [PATCH] Kconfig: purge twenty-nine legacy ghost options
  2026-09-04 · Breno Rodrigues Alves <hidden>
• HOTtoday REVIEWED: 34 (33M) [PATCH v20 5/8] rust: rename `AlwaysRefCounted` to `RefCounted`.
  2026-08-24 · Andreas Hindborg <a.hindborg@kernel.org>
• COLD33d REVIEWED: 12 (12M) [PATCH v7] rust: aref: make `AlwaysRefCounted::inc_ref` an associated function
  2026-06-28 · Trevor Chan <hidden>
• COLD33d REVIEWED: 12 (12M) [PATCH v6] rust: aref: make `AlwaysRefCounted::inc_ref` an associated function
  2026-06-28 · Trevor Chan <hidden>
• COLD26d REVIEWED: 12 (12M) [PATCH v5] rust: aref: make `AlwaysRefCounted::inc_ref` an associated function
  2026-06-28 · Trevor Chan <hidden>
• STALE62d REVIEWED: 34 (33M) [PATCH v19 5/8] rust: rename `AlwaysRefCounted` to `RefCounted`.
  2026-06-26 · Andreas Hindborg <a.hindborg@kernel.org>
• STALE74d REVIEWED: 34 (33M) [PATCH v18 5/8] rust: rename `AlwaysRefCounted` to `RefCounted`.
  2026-06-25 · Andreas Hindborg <a.hindborg@kernel.org>
• STALE75d REVIEWED: 34 (33M) [PATCH v17 06/10] rust: rename `AlwaysRefCounted` to `RefCounted`.
  2026-06-04 · Andreas Hindborg <a.hindborg@kernel.org>
• STALE89d [PATCH 10/11] treewide: Manually convert custom kernel_param_ops .get callbacks
  2026-05-21 · Kees Cook <kees@kernel.org>
• STALE89d [PATCH 04/11] treewide: Convert struct kernel_param_ops initializers to DEFINE_KERNEL_PARAM_OPS
  2026-05-21 · Kees Cook <kees@kernel.org>
• STALE189d REVIEWED: 34 (33M) [PATCH v16 03/10] rust: rename `AlwaysRefCounted` to `RefCounted`.
  2026-02-24 · Andreas Hindborg <a.hindborg@kernel.org>
• STALE195d REVIEWED: 34 (33M) [PATCH v15 2/9] rust: rename `AlwaysRefCounted` to `RefCounted`.
  2026-02-20 · Andreas Hindborg <a.hindborg@kernel.org>
• STALE818d [PATCH v1 1/1] treewide: Align match_string() with sysfs_match_string()
  2024-06-03 · Andy Shevchenko <andriy.shevchenko@linux.intel.com>
• STALE1105d [PATCH v2 2/8] usb: update the ctime as well when updating mtime after an ioctl
  2023-06-12 · Jeff Layton <jlayton@kernel.org>
• STALE1160d [PATCH 2/9] usb: update the ctime as well when updating mtime after an ioctl
  2023-06-09 · Jeff Layton <jlayton@kernel.org>
• STALE1574d [PATCH 30/32] usb: gadget: f_fs: Use mem_to_flex_dup() with struct ffs_buffer
  2022-05-04 · Kees Cook <hidden>
• DORMANTno replies Re: general protection fault in tomoyo_socket_sendmsg_permission
  2021-01-28 · Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
• STALE2148d LANDED [RFC] treewide: cleanup unreachable breaks
  2020-10-17 · trix@redhat.com
• STALE2400d [RFC PATCH 12/14] usb: Add USB subsystem notifications [ver #3]
  2020-01-15 · David Howells <dhowells@redhat.com>
• STALE2495d [RFC PATCH 12/14] usb: Add USB subsystem notifications [ver #2]
  2019-11-07 · David Howells <dhowells@redhat.com>
• STALE2517d [RFC PATCH 19/21] usb: Add USB subsystem notifications
  2019-10-15 · David Howells <dhowells@redhat.com>
• STALE2558d REVIEWED: 19 (19M) [PATCH 08/11] usb: Add USB subsystem notifications [ver #8]
  2019-09-04 · David Howells <dhowells@redhat.com>
• STALE2560d REVIEWED: 19 (19M) [PATCH 08/11] usb: Add USB subsystem notifications [ver #7]
  2019-08-30 · David Howells <dhowells@redhat.com>
• STALE2566d REVIEWED: 19 (19M) [PATCH 08/11] usb: Add USB subsystem notifications [ver #6]
  2019-08-29 · David Howells <dhowells@redhat.com>
• STALE2618d [PATCH 8/9] usb: Add USB subsystem notifications [ver #5]
  2019-06-28 · David Howells <dhowells@redhat.com>
• STALE2643d [PATCH 12/13] usb: Add USB subsystem notifications [ver #4]
  2019-06-07 · David Howells <dhowells@redhat.com>
• STALE2644d [PATCH 09/10] usb: Add USB subsystem notifications [ver #3]
  2019-06-06 · David Howells <dhowells@redhat.com>
• STALE2658d [PATCH 2/3][V2] treewide: rename match_string() -> __match_string()
  2019-05-28 · Alexandru Ardelean <hidden>

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.

• COLD26d REVIEWED: 12 (12M) [PATCH v5] rust: aref: make `AlwaysRefCounted::inc_ref` an associated function
  2026-06-28 · Trevor Chan <hidden> · 1 Reviewed-by
• COLD33d REVIEWED: 12 (12M) [PATCH v6] rust: aref: make `AlwaysRefCounted::inc_ref` an associated function
  2026-06-28 · Trevor Chan <hidden> · 1 Reviewed-by
• COLD33d REVIEWED: 12 (12M) [PATCH v7] rust: aref: make `AlwaysRefCounted::inc_ref` an associated function
  2026-06-28 · Trevor Chan <hidden> · 1 Reviewed-by