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

Most active threads (last 7 days)

• WARM2d [PATCH net-next 0/7] net: xilinx: axienet: Add 10G/25G (XXV) ethernet support
  2026-08-06 18:12 · 1 reply in 7d · Suraj Gupta <hidden>

Active reviewers (last 30 days)

• Gary Guo <gary@garyguo.net>
  4 attestations (2 Reviewed-by, 2 Suggested-by) · last on 2026-07-23
• Danilo Krummrich <dakr@kernel.org>
  2 attestations (2 Acked-by) · last on 2026-07-23
• Brian Masney <bmasney@redhat.com>
  1 attestation (1 Reviewed-by) · last on 2026-08-06
• Alice Ryhl <aliceryhl@google.com>
  1 attestation (1 Reviewed-by) · last on 2026-07-23

Recent patches

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

• WARM2d REVIEWED: 1 (1M) [PATCH net-next v2 1/7] clk: Add devm_clk_bulk_get_enable()
  2026-08-06 · Suraj Gupta <hidden>
• WARM2d [PATCH net-next 1/7] clk: Add devm_clk_bulk_get_enable()
  2026-07-23 · Suraj Gupta <hidden>
• COOLING6d REVIEWED: 31 (31M) [PATCH v9 01/10] rust: module: move module types into `module.rs`
  2026-07-23 · Alvin Sun <hidden>
• COLD23d REVIEWED: 19 (19M) [PATCH v8 01/10] rust: module: move module types into `module.rs`
  2026-07-13 · Alvin Sun <hidden>
• COLD27d REVIEWED: 7 (7M) [PATCH v3 20/20] driver core: platform: count references to all kinds of firmware nodes
  2026-07-06 · Bartosz Golaszewski <hidden>
• COLD27d [PATCH v3 05/20] driver core: update kerneldoc for platform_device_alloc()
  2026-07-06 · Bartosz Golaszewski <hidden>
• COLD27d REVIEWED: 7 (7M) [PATCH v3 04/20] driver core: platform: provide platform_device_set_of_node_from_dev()
  2026-07-06 · Bartosz Golaszewski <hidden>
• COLD27d REVIEWED: 7 (7M) [PATCH v3 03/20] driver core: platform: provide platform_device_set_fwnode()
  2026-07-06 · Bartosz Golaszewski <hidden>
• COLD27d REVIEWED: 8 (7M) [PATCH v3 02/20] driver core: platform: provide platform_device_set_of_node()
  2026-07-06 · Bartosz Golaszewski <hidden>
• COOLING6d [PATCH v2 06/11] rust: driver: centralize device ID handling
  2026-06-29 · Gary Guo <gary@garyguo.net>
• COOLING6d [PATCH v2 08/11] rust: driver: store pointers in `DeviceId`
  2026-06-29 · Gary Guo <gary@garyguo.net>
• COOLING6d [PATCH v2 07/11] rust: driver: remove `$module_table_name` from `module_device_table`
  2026-06-29 · Gary Guo <gary@garyguo.net>
• COOLING6d [PATCH v2 02/11] rust: driver: simplify `IdArray::new_without_index`
  2026-06-29 · Gary Guo <gary@garyguo.net>
• COOLING6d [PATCH v2 09/11] rust: driver: remove open-coded matching logic
  2026-06-29 · Gary Guo <gary@garyguo.net>
• COOLING6d [PATCH v2 11/11] RFC: rust: driver: support map-like syntax for ID table
  2026-06-29 · Gary Guo <gary@garyguo.net>
• COOLING6d [PATCH v2 10/11] rust: driver: remove duplicate ID table
  2026-06-29 · Gary Guo <gary@garyguo.net>
• COOLING6d [PATCH v2 01/11] rust: driver: remove `IdTable::id`
  2026-06-29 · Gary Guo <gary@garyguo.net>
• COLD39d [PATCH v2 19/19] driver core: platform: count references to all kinds of firmware nodes
  2026-06-29 · Bartosz Golaszewski <hidden>
• COLD39d [PATCH v2 04/19] driver core: platform: provide platform_device_set_of_node_from_dev()
  2026-06-29 · Bartosz Golaszewski <hidden>
• COLD39d [PATCH v2 03/19] driver core: platform: provide platform_device_set_fwnode()
  2026-06-29 · Bartosz Golaszewski <hidden>
• COLD39d [PATCH v2 02/19] driver core: platform: provide platform_device_set_of_node()
  2026-06-29 · Bartosz Golaszewski <hidden>
• COLD43d REVIEWED: 15 (15M) [PATCH v7 01/10] rust: module: move module types into `module.rs`
  2026-06-27 · Alvin Sun <hidden>
• COLD43d REVIEWED: 15 (15M) [PATCH v6 01/10] rust: module: move module types into `module.rs`
  2026-06-24 · Alvin Sun <hidden>
• COLD46d [PATCH v5 1/9] rust: module: move module types into `module.rs`
  2026-06-24 · Alvin Sun <hidden>
• COLD47d [PATCH v4 1/9] rust: module: move module types into `module.rs`
  2026-06-23 · Alvin Sun <hidden>
• COLD51d [PATCH 10/10] RFC: rust: driver: support map-like syntax for ID table
  2026-06-18 · Gary Guo <gary@garyguo.net>
• COLD51d [PATCH 06/10] rust: driver: remove `$module_table_name` from `module_device_table`
  2026-06-18 · Gary Guo <gary@garyguo.net>
• COLD51d [PATCH 08/10] rust: driver: remove open-coded matching logic
  2026-06-18 · Gary Guo <gary@garyguo.net>
• COLD51d [PATCH 05/10] rust: driver: centralize device ID handling
  2026-06-18 · Gary Guo <gary@garyguo.net>
• COLD51d [PATCH 07/10] rust: driver: store pointers in `DeviceId`
  2026-06-18 · Gary Guo <gary@garyguo.net>

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.

• STALE167d REVIEWED: 4 (4M) [PATCH V2] driver core: auxiliary bus: Fix sysfs creation on bind
  2026-02-19 · Tariq Toukan <tariqt@nvidia.com> · 1 Reviewed-by
• COLD27d REVIEWED: 7 (7M) [PATCH v3 03/20] driver core: platform: provide platform_device_set_fwnode()
  2026-07-06 · Bartosz Golaszewski <hidden> · 1 Reviewed-by
• COLD27d REVIEWED: 8 (7M) [PATCH v3 02/20] driver core: platform: provide platform_device_set_of_node()
  2026-07-06 · Bartosz Golaszewski <hidden> · 2 Reviewed-by
• COLD27d REVIEWED: 7 (7M) [PATCH v3 04/20] driver core: platform: provide platform_device_set_of_node_from_dev()
  2026-07-06 · Bartosz Golaszewski <hidden> · 1 Reviewed-by
• COLD27d REVIEWED: 7 (7M) [PATCH v3 20/20] driver core: platform: count references to all kinds of firmware nodes
  2026-07-06 · Bartosz Golaszewski <hidden> · 1 Reviewed-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.

• STALE193d [PATCH 07/33] driver core: cpu: Convert /sys/devices/system/cpu/isolated to use HK_TYPE_DOMAIN_BOOT
  2026-01-25 · Frederic Weisbecker <frederic@kernel.org>
• COLD47d [PATCH v4 1/9] rust: module: move module types into `module.rs`
  2026-06-23 · Alvin Sun <hidden>
• COLD46d [PATCH v5 1/9] rust: module: move module types into `module.rs`
  2026-06-24 · Alvin Sun <hidden>
• COLD39d [PATCH v2 03/19] driver core: platform: provide platform_device_set_fwnode()
  2026-06-29 · Bartosz Golaszewski <hidden>
• COLD39d [PATCH v2 04/19] driver core: platform: provide platform_device_set_of_node_from_dev()
  2026-06-29 · Bartosz Golaszewski <hidden>