acpi · Supported

Maintainers

• M "Rafael J. Wysocki" <rafael@kernel.org>
• R Len Brown <lenb@kernel.org>

Paths

• F Documentation/ABI/testing/configfs-acpi
• F Documentation/ABI/testing/sysfs-bus-acpi
• F Documentation/firmware-guide/acpi/
• F arch/x86/kernel/acpi/
• F arch/x86/pci/acpi.c
• F drivers/acpi/
• F drivers/pci/*/*acpi*
• F drivers/pci/*acpi*
• F drivers/pnp/pnpacpi/
• F include/acpi/
• F include/linux/acpi.h
• F include/linux/fwnode.h
• F include/linux/fw_table.h
• F lib/fw_table.c
• F rust/helpers/acpi.c
• F rust/kernel/acpi.rs
• F tools/power/acpi/

Last 30 days

Active reviewers (last 30 days)

• Jonathan Cameron <jic23@kernel.org>
  5 attestations (5 Reviewed-by) · last on 2026-06-17

Recent patches

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

• 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 09/11] rust: driver: remove open-coded matching logic
  2026-06-29 · Gary Guo <gary@garyguo.net>
• COOLING7d [RFC 06/12] ACPI: scan: Retry acpi_device_notify() in DT-ACPI hybrid mode
  2026-06-23 · Hans de Goede <hidden>
• COOLING7d [RFC 05/12] ACPI: glue: Implement setting secondary-fwnode for DT-ACPI hybrid mode
  2026-06-23 · Hans de Goede <hidden>
• COOLING7d [RFC 04/12] ACPI: Add helpers for dealing with ACPI fwnode as secondary fwnode
  2026-06-23 · Hans de Goede <hidden>
• COOLING7d [RFC 01/12] ACPI: Introduce DT-ACPI hybrid mode
  2026-06-23 · Hans de Goede <hidden>
• COLD17d [PATCH 05/10] rust: driver: centralize device ID handling
  2026-06-18 · Gary Guo <gary@garyguo.net>
• COLD17d [PATCH 07/10] rust: driver: store pointers in `DeviceId`
  2026-06-18 · Gary Guo <gary@garyguo.net>
• COOLING6d [PATCH v6 10/10] RAS: add firmware-first CPER provider
  2026-06-17 · Ahmed Tiba <hidden>
• COOLING6d [PATCH v6 08/10] ACPI: APEI: share GHES CPER helpers
  2026-06-17 · Ahmed Tiba <hidden>
• COOLING6d [PATCH v6 07/10] ACPI: APEI: introduce GHES helper
  2026-06-17 · Ahmed Tiba <hidden>
• COOLING6d REVIEWED: 7 (7M) [PATCH v6 06/10] ACPI: APEI: GHES: move CXL CPER helpers
  2026-06-17 · Ahmed Tiba <hidden>
• COOLING6d [PATCH v6 05/10] ACPI: APEI: GHES: move vendor record helpers
  2026-06-17 · Ahmed Tiba <hidden>
• COOLING6d REVIEWED: 7 (7M) [PATCH v6 04/10] ACPI: APEI: GHES: move estatus cache helpers
  2026-06-17 · Ahmed Tiba <hidden>
• COOLING6d REVIEWED: 7 (7M) [PATCH v6 03/10] ACPI: APEI: GHES: move GHESv2 ack and alloc helpers
  2026-06-17 · Ahmed Tiba <hidden>
• COOLING6d REVIEWED: 7 (7M) [PATCH v6 02/10] ACPI: APEI: GHES: move CPER read helpers
  2026-06-17 · Ahmed Tiba <hidden>
• COOLING6d REVIEWED: 7 (7M) [PATCH v6 01/10] ACPI: APEI: GHES: share macros via a private header
  2026-06-17 · Ahmed Tiba <hidden>
• COLD33d [PATCH RFC v6 17/18] ACPI: RISC-V: Add support for RISC-V Quality of Service Controller (RQSC)
  2026-06-01 · Drew Fustini <fustini@kernel.org>
• COLD33d [PATCH RFC v6 16/18] ACPI: RISC-V: Parse RISC-V Quality of Service Controller (RQSC) table
  2026-06-01 · Drew Fustini <fustini@kernel.org>
• COLD19d [PATCH v5 10/10] RAS: add firmware-first CPER provider
  2026-05-29 · Ahmed Tiba <hidden>
• COLD19d [PATCH v5 08/10] ACPI: APEI: share GHES CPER helpers
  2026-05-29 · Ahmed Tiba <hidden>
• COLD19d [PATCH v5 07/10] ACPI: APEI: introduce GHES helper
  2026-05-29 · Ahmed Tiba <hidden>
• COLD19d [PATCH v5 06/10] ACPI: APEI: GHES: move CXL CPER helpers
  2026-05-29 · Ahmed Tiba <hidden>
• COLD19d [PATCH v5 05/10] ACPI: APEI: GHES: move vendor record helpers
  2026-05-29 · Ahmed Tiba <hidden>
• COLD19d [PATCH v5 04/10] ACPI: APEI: GHES: move estatus cache helpers
  2026-05-29 · Ahmed Tiba <hidden>
• COLD19d [PATCH v5 03/10] ACPI: APEI: GHES: move GHESv2 ack and alloc helpers
  2026-05-29 · Ahmed Tiba <hidden>
• COLD19d [PATCH v5 02/10] ACPI: APEI: GHES: move CPER read helpers
  2026-05-29 · Ahmed Tiba <hidden>
• COLD19d [PATCH v5 01/10] ACPI: APEI: GHES: share macros via a private header
  2026-05-29 · Ahmed Tiba <hidden>
• COLD33d [PATCH] driver core: platform: Setup device MSI domain just before driver probe
  2026-05-26 · Anup Patel <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.

• COOLING6d REVIEWED: 7 (7M) [PATCH v6 01/10] ACPI: APEI: GHES: share macros via a private header
  2026-06-17 · Ahmed Tiba <hidden> · 1 Reviewed-by
• COOLING6d REVIEWED: 7 (7M) [PATCH v6 02/10] ACPI: APEI: GHES: move CPER read helpers
  2026-06-17 · Ahmed Tiba <hidden> · 1 Reviewed-by
• COOLING6d REVIEWED: 7 (7M) [PATCH v6 03/10] ACPI: APEI: GHES: move GHESv2 ack and alloc helpers
  2026-06-17 · Ahmed Tiba <hidden> · 1 Reviewed-by
• COOLING6d REVIEWED: 7 (7M) [PATCH v6 04/10] ACPI: APEI: GHES: move estatus cache helpers
  2026-06-17 · Ahmed Tiba <hidden> · 1 Reviewed-by
• COOLING6d REVIEWED: 7 (7M) [PATCH v6 06/10] ACPI: APEI: GHES: move CXL CPER helpers
  2026-06-17 · Ahmed Tiba <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.

• STALE161d [PATCH 06/12] efi/cper: adopt estatus iteration helpers
  2025-12-17 · Ahmed Tiba <hidden>
• STALE161d [PATCH 07/12] ghes: prepare estatus hooks for shared handling
  2025-12-17 · Ahmed Tiba <hidden>
• STALE161d [PATCH 08/12] ghes: add estatus provider ops
  2025-12-17 · Ahmed Tiba <hidden>
• STALE161d [PATCH 09/12] ghes: route error handling through shared estatus core
  2025-12-17 · Ahmed Tiba <hidden>
• STALE95d [PATCH RFC v2 17/17] acpi: riscv: Add support for RISC-V Quality of Service Controller (RQSC)
  2026-01-28 · Drew Fustini <fustini@kernel.org>
• STALE116d [PATCH v2 04/11] ACPI: APEI: GHES: move GHESv2 ack and alloc helpers
  2026-02-20 · Ahmed Tiba <hidden>
• STALE116d [PATCH v2 05/11] ACPI: APEI: GHES: move estatus cache helpers
  2026-02-20 · Ahmed Tiba <hidden>
• STALE116d [PATCH v2 06/11] ACPI: APEI: GHES: move vendor record helpers
  2026-02-20 · Ahmed Tiba <hidden>
• STALE116d [PATCH v2 08/11] ACPI: APEI: introduce GHES helper
  2026-02-20 · Ahmed Tiba <hidden>
• STALE97d [PATCH 02/12] ACPICA: Read LVR from the I2C resource descriptor
  2026-03-18 · Akhil R <akhilrajeev@nvidia.com>