driver core, kobjects, debugfs and sysfs · Supported

Maintainers

• M Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• M "Rafael J. Wysocki" <rafael@kernel.org>
• M Danilo Krummrich <dakr@kernel.org>

Paths

• F Documentation/core-api/kobject.rst
• F Documentation/driver-api/driver-model/
• F drivers/base/
• F fs/debugfs/
• F fs/sysfs/
• F include/linux/device/
• F include/linux/debugfs.h
• F include/linux/device.h
• F include/linux/fwnode.h
• F include/linux/kobj*
• F include/linux/ksysfs.h
• F include/linux/property.h
• F include/linux/sysfs.h
• F kernel/ksysfs.c
• F lib/kobj*
• F rust/kernel/debugfs.rs
• F rust/kernel/debugfs/
• F rust/kernel/device.rs
• F rust/kernel/device/
• F rust/kernel/device_id.rs
• F rust/kernel/devres.rs
• F rust/kernel/driver.rs
• F rust/kernel/faux.rs
• F rust/kernel/platform.rs
• F rust/kernel/soc.rs
• F samples/rust/rust_debugfs.rs
• F samples/rust/rust_debugfs_scoped.rs
• F samples/rust/rust_driver_platform.rs
• F samples/rust/rust_driver_faux.rs
• F samples/rust/rust_soc.rs

Last 30 days

Active reviewers (last 30 days)

• Alice Ryhl <aliceryhl@google.com>
  5 attestations (3 Reviewed-by, 2 Suggested-by) · last on 2026-06-28
• Benno Lossin <lossin@kernel.org>
  3 attestations (3 Suggested-by) · last on 2026-06-28
• Daniel Almeida <daniel.almeida@collabora.com>
  2 attestations (2 Reviewed-by) · last on 2026-06-26
• Igor Korotin <hidden>
  2 attestations (2 Acked-by) · last on 2026-06-26
• Danilo Krummrich <dakr@kernel.org>
  2 attestations (2 Acked-by) · last on 2026-06-26
• Viresh Kumar <viresh.kumar@linaro.org>
  2 attestations (2 Acked-by) · last on 2026-06-26
• Gary Guo <gary@garyguo.net>
  2 attestations (2 Reviewed-by) · last on 2026-06-26
• Andreas Hindborg <a.hindborg@kernel.org>
  2 attestations (2 Co-developed-by) · last on 2026-06-26

Recent patches

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

• COLD24d REVIEWED: 12 (12M) [PATCH v7] rust: aref: make `AlwaysRefCounted::inc_ref` an associated function
  2026-06-28 · Trevor Chan <hidden>
• COLD24d REVIEWED: 12 (12M) [PATCH v6] rust: aref: make `AlwaysRefCounted::inc_ref` an associated function
  2026-06-28 · Trevor Chan <hidden>
• COLD25d REVIEWED: 12 (12M) [PATCH v5] rust: aref: make `AlwaysRefCounted::inc_ref` an associated function
  2026-06-28 · Trevor Chan <hidden>
• COLD16d REVIEWED: 34 (33M) [PATCH v19 5/8] rust: rename `AlwaysRefCounted` to `RefCounted`.
  2026-06-26 · Andreas Hindborg <a.hindborg@kernel.org>
• COLD28d REVIEWED: 34 (33M) [PATCH v18 5/8] rust: rename `AlwaysRefCounted` to `RefCounted`.
  2026-06-25 · Andreas Hindborg <a.hindborg@kernel.org>
• COLD29d REVIEWED: 34 (33M) [PATCH v17 06/10] rust: rename `AlwaysRefCounted` to `RefCounted`.
  2026-06-04 · Andreas Hindborg <a.hindborg@kernel.org>
• STALE143d REVIEWED: 34 (33M) [PATCH v16 03/10] rust: rename `AlwaysRefCounted` to `RefCounted`.
  2026-02-24 · Andreas Hindborg <a.hindborg@kernel.org>
• STALE149d REVIEWED: 34 (33M) [PATCH v15 2/9] rust: rename `AlwaysRefCounted` to `RefCounted`.
  2026-02-20 · Andreas Hindborg <a.hindborg@kernel.org>
• STALE167d REVIEWED: 7 (7M) [PATCH v14 2/9] rust: rename `AlwaysRefCounted` to `RefCounted`.
  2026-02-04 · Andreas Hindborg <a.hindborg@kernel.org>
• STALE177d Re: [PATCH v5 10/36] locking/mutex: Support Clang's context analysis
  2026-01-08 · Marco Elver <elver@google.com>
• STALE177d [PATCH v5 21/36] debugfs: Make debugfs_cancellation a context lock struct
  2025-12-19 · Marco Elver <elver@google.com>
• STALE216d [PATCH v4 21/35] debugfs: Make debugfs_cancellation a context guard struct
  2025-11-20 · Marco Elver <elver@google.com>
• STALE171d [PATCH v13 2/4] rust: `AlwaysRefCounted` is renamed to `RefCounted`.
  2025-11-17 · Oliver Mangold <hidden>
• STALE192d REVIEWED: 12 (12M) [PATCH v6 12/15] Add start_renaming_two_dentries()
  2025-11-13 · NeilBrown <hidden>
• STALE192d REVIEWED: 30 (30M) [PATCH v6 01/15] debugfs: rename end_creating() to debugfs_end_creating()
  2025-11-13 · NeilBrown <hidden>
• STALE253d REVIEWED: 8 (8M) [PATCH v5 11/14] Add start_renaming_two_dentries()
  2025-11-06 · NeilBrown <hidden>
• STALE253d REVIEWED: 30 (30M) [PATCH v5 01/14] debugfs: rename end_creating() to debugfs_end_creating()
  2025-11-06 · NeilBrown <hidden>
• STALE259d REVIEWED: 8 (8M) [PATCH v4 11/14] Add start_renaming_two_dentries()
  2025-10-29 · NeilBrown <hidden>
• STALE259d REVIEWED: 12 (12M) [PATCH v4 01/14] debugfs: rename end_creating() to debugfs_end_creating()
  2025-10-29 · NeilBrown <hidden>
• STALE251d [PATCH v3 21/35] debugfs: Make debugfs_cancellation a capability struct
  2025-09-18 · Marco Elver <elver@google.com>
• STALE540d REVIEWED: 5 (3M) [PATCH v2] treewide: const qualify ctl_tables where applicable
  2025-01-10 · Joel Granados <joel.granados@kernel.org>
• STALE559d [PATCH] treewide: const qualify ctl_tables where applicable
  2025-01-09 · Joel Granados <joel.granados@kernel.org>
• STALE772d [PATCH v1 1/1] treewide: Align match_string() with sysfs_match_string()
  2024-06-03 · Andy Shevchenko <andriy.shevchenko@linux.intel.com>
• STALE1126d [PATCH 09/11] sysctl: Remove the end element in sysctl table arrays
  2023-06-21 · Joel Granados <hidden>
• STALE1126d [PATCH 07/11] sysctl: Add size to register_sysctl
  2023-06-21 · Joel Granados <hidden>
• STALE1149d [PATCH -next 1/2] fs: Change notify_change() to take struct path argument
  2023-05-05 · Xiu Jianfeng <xiujianfeng@huawei.com>
• STALE1154d [PATCH V4 1/2] debugfs: provide a way for relay user bypass lockdown
  2023-04-20 · Junxiao Bi <hidden>
• STALE1190d [PATCH V3] debugfs: allow access blktrace trace files in lockdown mode
  2023-04-18 · Junxiao Bi <hidden>
• STALE1193d [PATCH V2] debugfs: allow access relay files in lockdown mode
  2023-04-12 · Junxiao Bi <hidden>
• STALE1198d [PATCH] debugfs: allow access relay files in lockdown mode
  2023-04-12 · Junxiao Bi <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.

• COLD25d REVIEWED: 12 (12M) [PATCH v5] rust: aref: make `AlwaysRefCounted::inc_ref` an associated function
  2026-06-28 · Trevor Chan <hidden> · 1 Reviewed-by
• COLD24d REVIEWED: 12 (12M) [PATCH v6] rust: aref: make `AlwaysRefCounted::inc_ref` an associated function
  2026-06-28 · Trevor Chan <hidden> · 1 Reviewed-by
• COLD24d REVIEWED: 12 (12M) [PATCH v7] rust: aref: make `AlwaysRefCounted::inc_ref` an associated function
  2026-06-28 · Trevor Chan <hidden> · 1 Reviewed-by