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-arch (capped at 30), ordered by date desc.

• STALE112d [PATCH 10/11] treewide: Manually convert custom kernel_param_ops .get callbacks
  2026-05-21 · Kees Cook <kees@kernel.org>
• STALE112d [PATCH 09/11] treewide: Convert custom kernel_param_ops .get callbacks to seq_buf via cocci
  2026-05-21 · Kees Cook <kees@kernel.org>
• STALE112d [PATCH 04/11] treewide: Convert struct kernel_param_ops initializers to DEFINE_KERNEL_PARAM_OPS
  2026-05-21 · Kees Cook <kees@kernel.org>
• STALE355d [PATCH RESEND 55/62] init: rename CONFIG_BLK_DEV_INITRD to CONFIG_INITRAMFS
  2025-09-14 · Askar Safin <hidden>
• STALE355d [PATCH RESEND 42/62] init: rename <linux/initrd.h> to <linux/initramfs.h>
  2025-09-14 · Askar Safin <hidden>
• STALE355d [PATCH RESEND 28/62] init: alpha, arc, arm, arm64, csky, m68k, microblaze, mips, nios2, openrisc, parisc, powerpc, s390, sh, sparc, um, x86, xtensa: rename initrd_{start,end} to virt_external_initramfs_{start,end}
  2025-09-13 · Askar Safin <hidden>
• STALE355d [PATCH RESEND 23/62] init: rename __initramfs_{start,size} to __builtin_initramfs_{start,size}
  2025-09-13 · Askar Safin <hidden>
• STALE512d LANDED: 2 (0M) [PATCH hyperv-next v9 10/11] ACPI: irq: Introduce acpi_get_gsi_dispatcher()
  2025-04-28 · Roman Kisel <hidden>
• STALE520d REVIEWED: 2 (0M) [PATCH hyperv-next v8 10/11] ACPI: irq: Introduce acpi_get_gsi_dispatcher()
  2025-04-14 · Roman Kisel <hidden>
• STALE540d REVIEWED: 2 (0M) [PATCH hyperv-next v7 10/11] ACPI: irq: Introduce acpi_get_gsi_dispatcher()
  2025-04-07 · Roman Kisel <hidden>
• STALE474d [RFC PATCH 5/6] acpi: PoC of Cache control via ACPI0019 and _DSM
  2025-03-20 · Jonathan Cameron <hidden>
• STALE553d REVIEWED: 1 (0M) [PATCH hyperv-next v6 10/11] ACPI: irq: Introduce acpi_get_gsi_dispatcher()
  2025-03-15 · Roman Kisel <hidden>
• STALE554d LANDED: 4 (0M) [PATCH v6 05/10] acpi: numa: Export node_to_pxm()
  2025-03-14 · Nuno Das Neves <hidden>
• STALE566d [PATCH hyperv-next v5 10/11] ACPI: irq: Introduce acpi_get_gsi_dispatcher()
  2025-03-07 · Roman Kisel <hidden>
• STALE560d [PATCH v5 05/10] acpi: numa: Export node_to_pxm()
  2025-02-26 · Nuno Das Neves <hidden>
• STALE581d Re: [PATCH hyperv-next v4 6/6] PCI: hv: Get vPCI MSI IRQ domain from DeviceTree
  2025-02-19 · Roman Kisel <hidden>
• STALE621d [PATCH 3/6] x86/cpuidle: Move buggy mwait implementations away from CPUIDLE_FLAG_MWAIT
  2025-01-02 · Frederic Weisbecker <frederic@kernel.org>
• DORMANTno replies [PATCH] mm/early_ioremap: Add null pointer checks to prevent NULL-pointer dereference
  2024-12-12 · Guo Weikang <hidden>
• STALE617d REVIEWED: 1 (1M) [PATCH v9 08/15] ACPI: processor_idle: Support polling state for LPI
  2024-11-07 · Ankur Arora <hidden>
• STALE617d [PATCH v9 03/15] cpuidle: rename ARCH_HAS_CPU_RELAX to ARCH_HAS_OPTIMIZED_POLL
  2024-11-07 · Ankur Arora <hidden>
• STALE650d [RFC PATCH 20/28] x64/acpi: Use PIC-compatible references in wakeup_64.S
  2024-09-25 · Ard Biesheuvel <hidden>
• STALE672d REVIEWED: 3 (0M) [PATCH v4 17/26] mm: introduce numa_memblks
  2024-08-07 · Mike Rapoport <rppt@kernel.org>
• STALE785d [PATCH v3 17/26] mm: introduce numa_memblks
  2024-08-01 · Mike Rapoport <rppt@kernel.org>
• STALE796d [PATCH v2 17/25] mm: introduce numa_memblks
  2024-07-23 · Mike Rapoport <rppt@kernel.org>
• STALE800d [PATCH 12/17] mm: introduce numa_memblks
  2024-07-16 · Mike Rapoport <rppt@kernel.org>
• STALE812d LANDED: 1 (0M) [PATCH v10 14/19] irqchip/gic-v3: Add support for ACPI's disabled but 'online capable' CPUs
  2024-05-29 · Jonathan Cameron <hidden>
• STALE812d LANDED: 7 (2M) [PATCH v10 10/19] ACPI: Add post_eject to struct acpi_scan_handler for cpu hotplug
  2024-05-29 · Jonathan Cameron <hidden>
• STALE812d LANDED: 5 (2M) [PATCH v10 09/19] ACPI: scan: switch to flags for acpi_scan_check_and_detach()
  2024-05-29 · Jonathan Cameron <hidden>
• STALE812d LANDED: 7 (2M) [PATCH v10 08/19] ACPI: processor: Register deferred CPUs from acpi_processor_get_info()
  2024-05-29 · Jonathan Cameron <hidden>
• STALE812d LANDED: 3 (0M) [PATCH v10 07/19] ACPI: processor: Add acpi_get_processor_handle() helper
  2024-05-29 · Jonathan Cameron <hidden>