memblock and memory management initialization · Maintained

Maintainers

• M Mike Rapoport <rppt@kernel.org>

Paths

• F Documentation/core-api/boot-time-mm.rst
• F include/linux/kho/abi/memblock.h
• F include/linux/memblock.h
• F mm/bootmem_info.c
• F mm/memblock.c
• F mm/memtest.c
• F mm/mm_init.c
• F mm/rodata_test.c
• F tools/testing/memblock/

Last 30 days

Recent patches

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

• COLD36d REVIEWED: 31 (29M) [PATCH v7 13/15] mm: Make empty_zero_page[] const
  2026-05-29 · Ard Biesheuvel <hidden>
• COLD41d [RFC PATCH 12/20] mm/hugetlb: make bootmem allocation work with KHO
  2026-05-28 · Jork Loeser <hidden>
• COLD41d [RFC PATCH 10/20] kho: extended scratch
  2026-05-28 · Jork Loeser <hidden>
• COLD41d [RFC PATCH 09/20] memblock: introduce MEMBLOCK_KHO_SCRATCH_EXT
  2026-05-28 · Jork Loeser <hidden>
• COLD44d REVIEWED: 31 (29M) [PATCH v6 14/15] mm: Make empty_zero_page[] const
  2026-05-26 · Ard Biesheuvel <hidden>
• COLD15d [PATCH RFC v8 10/24] memblock: Move INIT_MEMBLOCK_* macros to header
  2026-05-26 · Kevin Brodsky <hidden>
• COLD57d REVIEWED: 31 (29M) [PATCH v5 02/13] mm: Make empty_zero_page[] const
  2026-05-19 · Ard Biesheuvel <hidden>
• STALE70d [PATCH RFC v7 10/24] memblock: Move INIT_MEMBLOCK_* macros to header
  2026-05-05 · Kevin Brodsky <hidden>
• STALE63d [PATCH v4 02/15] mm: Make empty_zero_page __ro_after_init
  2026-04-27 · Ard Biesheuvel <hidden>
• STALE107d [PATCH v2 9/9] memblock: warn when freeing reserved memory before memory map is initialized
  2026-03-23 · Mike Rapoport <rppt@kernel.org>
• STALE107d [PATCH v2 8/9] memblock, treewide: make memblock_free() handle late freeing
  2026-03-23 · Mike Rapoport <rppt@kernel.org>
• STALE107d [PATCH v2 7/9] memblock: make free_reserved_area() update memblock if ARCH_KEEP_MEMBLOCK=y
  2026-03-23 · Mike Rapoport <rppt@kernel.org>
• STALE107d [PATCH v2 6/9] memblock: extract page freeing from free_reserved_area() into a helper
  2026-03-23 · Mike Rapoport <rppt@kernel.org>
• STALE107d [PATCH v2 5/9] memblock: make free_reserved_area() more robust
  2026-03-23 · Mike Rapoport <rppt@kernel.org>
• STALE107d [PATCH v2 4/9] mm: move free_reserved_area() to mm/memblock.c
  2026-03-23 · Mike Rapoport <rppt@kernel.org>
• STALE107d [PATCH v2 1/9] memblock: reserve_mem: fix end caclulation in reserve_mem_release_by_name()
  2026-03-23 · Mike Rapoport <rppt@kernel.org>
• DORMANTno replies [PATCH 9/8] memblock tests: add stubs required for free_reserved_area()
  2026-03-18 · Mike Rapoport <rppt@kernel.org>
• STALE119d [PATCH 8/8] memblock: warn when freeing reserved memory before memory map is initialized
  2026-03-18 · Mike Rapoport <rppt@kernel.org>
• STALE119d [PATCH 7/8] memblock, treewide: make memblock_free() handle late freeing
  2026-03-18 · Mike Rapoport <rppt@kernel.org>
• STALE119d [PATCH 6/8] memblock: make free_reserved_area() update memblock if ARCH_KEEP_MEMBLOCK=y
  2026-03-18 · Mike Rapoport <rppt@kernel.org>
• STALE119d [PATCH 5/8] memblock: extract page freeing from free_reserved_area() into a helper
  2026-03-18 · Mike Rapoport <rppt@kernel.org>
• STALE119d [PATCH 4/8] memblock: make free_reserved_area() more robust
  2026-03-18 · Mike Rapoport <rppt@kernel.org>
• STALE119d [PATCH 3/8] mm: move free_reserved_area() to mm/memblock.c
  2026-03-18 · Mike Rapoport <rppt@kernel.org>
• STALE71d [PATCH v6 11/30] memblock: Move INIT_MEMBLOCK_* macros to header
  2026-02-27 · Kevin Brodsky <hidden>
• STALE231d Re: [PATCH v8 12/17] x86/e820: temporarily enable KHO scratch for memory below 1M
  2025-11-25 · Usama Arif <hidden>
• STALE174d [PATCH 18/26] mm/memblock: Add MEMBLOCK_INSPECT flag
  2025-11-19 · Eugen Hristev <hidden>
• STALE174d [PATCH 16/26] mm/mm_init: Annotate static information into meminspect
  2025-11-19 · Eugen Hristev <hidden>
• STALE279d REVIEWED: 14 (11M) [PATCH v2 09/37] mm/mm_init: make memmap_init_compound() look more like prep_compound_page()
  2025-09-01 · David Hildenbrand <hidden>
• STALE317d REVIEWED: 11 (11M) [PATCH v1 09/36] mm/mm_init: make memmap_init_compound() look more like prep_compound_page()
  2025-08-27 · David Hildenbrand <hidden>
• STALE279d update kernel-doc for MEMBLOCK_RSRV_NOINIT (was: Re: [PATCH RFC 10/35] mm/hugetlb: cleanup hugetlb_folio_init_tail_vmemmap())
  2025-08-25 · Mike Rapoport <rppt@kernel.org>

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.

• STALE71d [PATCH v6 11/30] memblock: Move INIT_MEMBLOCK_* macros to header
  2026-02-27 · Kevin Brodsky <hidden>
• STALE119d [PATCH 4/8] memblock: make free_reserved_area() more robust
  2026-03-18 · Mike Rapoport <rppt@kernel.org>
• STALE119d [PATCH 5/8] memblock: extract page freeing from free_reserved_area() into a helper
  2026-03-18 · Mike Rapoport <rppt@kernel.org>
• STALE119d [PATCH 6/8] memblock: make free_reserved_area() update memblock if ARCH_KEEP_MEMBLOCK=y
  2026-03-18 · Mike Rapoport <rppt@kernel.org>
• STALE119d [PATCH 7/8] memblock, treewide: make memblock_free() handle late freeing
  2026-03-18 · Mike Rapoport <rppt@kernel.org>
• STALE119d [PATCH 8/8] memblock: warn when freeing reserved memory before memory map is initialized
  2026-03-18 · Mike Rapoport <rppt@kernel.org>
• DORMANTno replies [PATCH 9/8] memblock tests: add stubs required for free_reserved_area()
  2026-03-18 · Mike Rapoport <rppt@kernel.org>
• STALE107d [PATCH v2 1/9] memblock: reserve_mem: fix end caclulation in reserve_mem_release_by_name()
  2026-03-23 · Mike Rapoport <rppt@kernel.org>
• STALE107d [PATCH v2 5/9] memblock: make free_reserved_area() more robust
  2026-03-23 · Mike Rapoport <rppt@kernel.org>
• STALE107d [PATCH v2 6/9] memblock: extract page freeing from free_reserved_area() into a helper
  2026-03-23 · Mike Rapoport <rppt@kernel.org>