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/kernel/acpi.rs
• F tools/power/acpi/

Last 30 days

Recent patches

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

• COLD28d REVIEWED: 2 (0M) [PATCH v23 1/2] ACPI:RAS2: Add driver for the ACPI RAS2 feature table
  2026-07-26 · <hidden>
• COLD28d REVIEWED: 1 (0M) [PATCH v23 2/2] ras: mem: Add ACPI RAS2 memory driver
  2026-07-26 · <hidden>
• COLD35d [PATCH] tools: Use fputc() calls in some functions
  2026-07-23 · Markus Elfring <hidden>
• COLD51d REVIEWED: 1 (0M) [PATCH v22 2/2] ras: mem: Add ACPI RAS2 memory driver
  2026-07-09 · <hidden>
• COLD51d REVIEWED: 2 (0M) [PATCH v22 1/2] ACPI:RAS2: Add driver for the ACPI RAS2 feature table
  2026-07-09 · <hidden>
• COLD54d REVIEWED: 1 (0M) [PATCH v21 2/2] ras: mem: Add ACPI RAS2 memory driver
  2026-07-06 · <hidden>
• COLD54d REVIEWED: 1 (0M) [PATCH v21 1/2] ACPI:RAS2: Add driver for the ACPI RAS2 feature table
  2026-07-06 · <hidden>
• STALE67d REVIEWED: 1 (0M) [PATCH v20 2/2] ras: mem: Add ACPI RAS2 memory driver
  2026-07-04 · <hidden>
• STALE67d REVIEWED: 1 (0M) [PATCH v20 1/2] ACPI:RAS2: Add driver for the ACPI RAS2 feature table
  2026-07-04 · <hidden>
• STALE66d [PATCH v2 2/9] ACPI: NUMA: remove redundant numa_nodes_parsed node_set()
  2026-07-03 · Sang-Heon Jeon <hidden>
• COLD51d [PATCH] ACPI: NVS: replace __get_free_page() with kmalloc()
  2026-06-30 · "Mike Rapoport (Microsoft)" <rppt@kernel.org>
• STALE70d [PATCH v15 2/9] ACPI: APEI: GHES: use exception context to gate SIGBUS on poison consumption
  2026-06-18 · Ruidong Tian <hidden>
• STALE70d [RFC PATCH 3/3] acpi/numa: add CONFIG_ACPI_NUMA_ADD_CFMWS_NODES
  2026-06-10 · Gregory Price <gourry@gourry.net>
• STALE70d [RFC PATCH 2/3] acpi/numa: add CONFIG_ACPI_NUMA_STANDBY_NODES
  2026-06-10 · Gregory Price <gourry@gourry.net>
• STALE92d [PATCH 10/11] treewide: Manually convert custom kernel_param_ops .get callbacks
  2026-05-21 · Kees Cook <kees@kernel.org>
• STALE92d [PATCH 09/11] treewide: Convert custom kernel_param_ops .get callbacks to seq_buf via cocci
  2026-05-21 · Kees Cook <kees@kernel.org>
• STALE92d [PATCH 04/11] treewide: Convert struct kernel_param_ops initializers to DEFINE_KERNEL_PARAM_OPS
  2026-05-21 · Kees Cook <kees@kernel.org>
• STALE98d [PATCH v14 2/8] ACPI: APEI: GHES: use exception context to gate SIGBUS on poison consumption
  2026-05-18 · Ruidong Tian <hidden>
• STALE122d REVIEWED: 1 (0M) [PATCH v19 2/2] ras: mem: Add ACPI RAS2 memory driver
  2026-04-08 · <hidden>
• STALE122d REVIEWED: 1 (0M) [PATCH v19 1/2] ACPI:RAS2: Add driver for the ACPI RAS2 feature table
  2026-04-08 · <hidden>
• STALE77d REVIEWED: 41 (41M) [PATCH v5 9/9] driver core: Replace dev->offline + ->offline_disabled with accessors
  2026-04-06 · Douglas Anderson <dianders@chromium.org>
• STALE157d REVIEWED: 8 (8M) [PATCH v4 9/9] driver core: Replace dev->offline + ->offline_disabled with accessors
  2026-04-04 · Douglas Anderson <dianders@chromium.org>
• STALE160d [PATCH v3 9/9] driver core: Replace dev->offline + ->offline_disabled with DEV_FLAGs
  2026-04-03 · Douglas Anderson <dianders@chromium.org>
• STALE163d REVIEWED: 1 (0M) [PATCH v18 2/2] ras: mem: Add ACPI RAS2 memory driver
  2026-03-25 · <hidden>
• STALE163d REVIEWED: 1 (0M) [PATCH v18 1/2] ACPI:RAS2: Add driver for the ACPI RAS2 feature table
  2026-03-25 · <hidden>
• STALE163d REVIEWED: 1 (0M) [PATCH v17 2/2] ras: mem: Add ACPI RAS2 memory driver
  2026-03-11 · <hidden>
• STALE163d REVIEWED: 1 (0M) [PATCH v17 1/2] ACPI:RAS2: Add driver for the ACPI RAS2 feature table
  2026-03-11 · <hidden>
• STALE210d Re: [PATCH v16 1/2] ACPI:RAS2: Add driver for the ACPI RAS2 feature table
  2026-01-26 · Borislav Petkov <bp@alien8.de>
• STALE210d REVIEWED: 1 (0M) [PATCH v16 2/2] ras: mem: Add ACPI RAS2 memory driver
  2026-01-23 · <hidden>
• STALE210d REVIEWED: 1 (0M) [PATCH v16 1/2] ACPI:RAS2: Add driver for the ACPI RAS2 feature table
  2026-01-23 · <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.

• STALE122d REVIEWED: 1 (0M) [PATCH v19 2/2] ras: mem: Add ACPI RAS2 memory driver
  2026-04-08 · <hidden> · 1 Tested-by
• COLD28d REVIEWED: 2 (0M) [PATCH v23 1/2] ACPI:RAS2: Add driver for the ACPI RAS2 feature table
  2026-07-26 · <hidden> · 1 Reviewed-by, 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.

• STALE70d [RFC PATCH 2/3] acpi/numa: add CONFIG_ACPI_NUMA_STANDBY_NODES
  2026-06-10 · Gregory Price <gourry@gourry.net>
• STALE70d [RFC PATCH 3/3] acpi/numa: add CONFIG_ACPI_NUMA_ADD_CFMWS_NODES
  2026-06-10 · Gregory Price <gourry@gourry.net>
• STALE70d [PATCH v15 2/9] ACPI: APEI: GHES: use exception context to gate SIGBUS on poison consumption
  2026-06-18 · Ruidong Tian <hidden>