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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

Most active threads (last 7 days)

• COOLING4d [PATCH v3 0/2] PCI: Add boot options to disable DPC and AER recovery
  2026-10-22 16:59 · 1 reply in 7d · Yury Murashka <hidden>

Recent patches

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

• DORMANTno replies [PATCH v3 2/2] PCI: Add pci=nodpc kernel boot option
  2026-10-22 · Yury Murashka <hidden>
• COOLING12d [PATCH 11/11] kobject: Require explicit initialization of struct kobj_type::release
  2026-10-13 · Ian Rogers <irogers@google.com>
• COOLING12d [PATCH 05/11] ACPI: CPPC: Free cpc_desc in kobject release callback
  2026-10-13 · Ian Rogers <irogers@google.com>
• STALE80d [PATCH] tools: Use fputc() calls in some functions
  2026-07-23 · Markus Elfring <hidden>
• STALE95d SUPERSEDED [PATCH v18 03/13] cxl: Tighten CPER kfifo registration API and symbol visibility
  2026-07-17 · Terry Bowman <hidden>
• STALE95d SUPERSEDED [PATCH v18 02/13] acpi/apei/ghes: Use raw_spinlock_t for CXL CPER work locks
  2026-07-17 · Terry Bowman <hidden>
• COLD49d [PATCH v7 10/10] RAS: add firmware-first CPER provider
  2026-07-08 · Ahmed Tiba <hidden>
• COLD49d [PATCH v7 08/10] ACPI: APEI: share GHES CPER helpers
  2026-07-08 · Ahmed Tiba <hidden>
• COLD49d [PATCH v7 07/10] ACPI: APEI: introduce GHES helper
  2026-07-08 · Ahmed Tiba <hidden>
• COLD49d REVIEWED: 1 (1M) [PATCH v7 06/10] ACPI: APEI: GHES: move CXL CPER helpers
  2026-07-08 · Ahmed Tiba <hidden>
• COLD49d [PATCH v7 05/10] ACPI: APEI: GHES: move vendor record helpers
  2026-07-08 · Ahmed Tiba <hidden>
• COLD49d REVIEWED: 1 (1M) [PATCH v7 04/10] ACPI: APEI: GHES: move estatus cache helpers
  2026-07-08 · Ahmed Tiba <hidden>
• COLD49d REVIEWED: 1 (1M) [PATCH v7 03/10] ACPI: APEI: GHES: move GHESv2 ack and alloc helpers
  2026-07-08 · Ahmed Tiba <hidden>
• COLD49d REVIEWED: 1 (1M) [PATCH v7 02/10] ACPI: APEI: GHES: move CPER read helpers
  2026-07-08 · Ahmed Tiba <hidden>
• COLD49d REVIEWED: 1 (1M) [PATCH v7 01/10] ACPI: APEI: GHES: share macros via a private header
  2026-07-08 · Ahmed Tiba <hidden>
• STALE108d [PATCH RFC] RAS: hwerr_tracking: move recoverable hardware error tracking out of vmcoreinfo
  2026-07-07 · Breno Leitao <leitao@debian.org>
• STALE116d [PATCH v15 2/9] ACPI: APEI: GHES: use exception context to gate SIGBUS on poison consumption
  2026-06-18 · Ruidong Tian <hidden>
• STALE121d LANDED [PATCH 05/16] ACPI: pad: Use sysfs_emit() for idlecpus show
  2026-05-28 · Yury Norov <hidden>
• COLD22d [PATCH 10/11] treewide: Manually convert custom kernel_param_ops .get callbacks
  2026-05-21 · Kees Cook <kees@kernel.org>
• COLD22d [PATCH 09/11] treewide: Convert custom kernel_param_ops .get callbacks to seq_buf via cocci
  2026-05-21 · Kees Cook <kees@kernel.org>
• COLD22d [PATCH 04/11] treewide: Convert struct kernel_param_ops initializers to DEFINE_KERNEL_PARAM_OPS
  2026-05-21 · Kees Cook <kees@kernel.org>
• STALE143d SUPERSEDED [PATCH v14 2/8] ACPI: APEI: GHES: use exception context to gate SIGBUS on poison consumption
  2026-05-18 · Ruidong Tian <hidden>
• STALE122d LANDED: 3 (3M) [PATCH v5 9/9] driver core: Replace dev->offline + ->offline_disabled with accessors
  2026-04-06 · Douglas Anderson <dianders@chromium.org>
• STALE204d SUPERSEDED: 1 (1M) [PATCH v4 9/9] driver core: Replace dev->offline + ->offline_disabled with accessors
  2026-04-04 · Douglas Anderson <dianders@chromium.org>
• STALE206d SUPERSEDED [PATCH v3 9/9] driver core: Replace dev->offline + ->offline_disabled with DEV_FLAGs
  2026-04-03 · Douglas Anderson <dianders@chromium.org>
• STALE285d LANDED: 3 (2M) [PATCH 5/5 v9] ACPI: extlog: Trace CPER CXL Protocol Error Section
  2026-01-14 · Fabio M. De Francesco <hidden>
• STALE285d LANDED: 3 (2M) [PATCH 4/5 v9] acpi/ghes: Add helper to copy CPER CXL protocol error info to work struct
  2026-01-14 · Fabio M. De Francesco <hidden>
• STALE285d LANDED: 3 (2M) [PATCH 3/5 v9] acpi/ghes: Add helper for CPER CXL protocol errors checks
  2026-01-14 · Fabio M. De Francesco <hidden>
• STALE285d LANDED: 2 (1M) [PATCH 2/5 v9] ACPI: extlog: Trace CPER PCI Express Error Section
  2026-01-14 · Fabio M. De Francesco <hidden>
• STALE285d LANDED: 6 (3M) [PATCH 1/5 v9] ACPI: extlog: Trace CPER Non-standard Section Body
  2026-01-14 · Fabio M. De Francesco <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.

• COLD49d REVIEWED: 1 (1M) [PATCH v7 01/10] ACPI: APEI: GHES: share macros via a private header +9 more in this series
  2026-07-08 · 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.

• STALE116d [PATCH v15 2/9] ACPI: APEI: GHES: use exception context to gate SIGBUS on poison consumption +8 more in this series
  2026-06-18 · Ruidong Tian <hidden>