memory management - page allocator · Maintained

Maintainers

• M Andrew Morton <akpm@linux-foundation.org>
• M Vlastimil Babka <vbabka@kernel.org>
• R Suren Baghdasaryan <surenb@google.com>
• R Michal Hocko <mhocko@suse.com>
• R Brendan Jackman <jackmanb@google.com>
• R Johannes Weiner <hannes@cmpxchg.org>
• R Zi Yan <ziy@nvidia.com>

Paths

• F include/linux/compaction.h
• F include/linux/gfp.h
• F include/linux/page-isolation.h
• F include/linux/pageblock-flags.h
• F mm/compaction.c
• F mm/debug_page_alloc.c
• F mm/debug_page_ref.c
• F mm/fail_page_alloc.c
• F mm/page_alloc.c
• F mm/page_ext.c
• F mm/page_frag_cache.c
• F mm/page_isolation.c
• F mm/page_owner.c
• F mm/page_poison.c
• F mm/page_reporting.c
• F mm/page_reporting.h
• F mm/show_mem.c
• F mm/shuffle.c
• F mm/shuffle.h

Last 30 days

Recent patches

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

• STALE95d LANDED [PATCH v2] mm/page_alloc: fix initialization of tags of the huge zero folio with init_on_free
  2026-04-21 · "David Hildenbrand (Arm)" <david@kernel.org>
• STALE96d [PATCH] mm/page_alloc: fix initialization of tags of the huge zero folio with init_on_free
  2026-04-20 · "David Hildenbrand (Arm)" <david@kernel.org>
• STALE118d [PATCH v2 9/9] memblock: warn when freeing reserved memory before memory map is initialized
  2026-03-23 · Mike Rapoport <rppt@kernel.org>
• STALE118d [PATCH v2 4/9] mm: move free_reserved_area() to mm/memblock.c
  2026-03-23 · Mike Rapoport <rppt@kernel.org>
• STALE129d [PATCH 8/8] memblock: warn when freeing reserved memory before memory map is initialized
  2026-03-18 · Mike Rapoport <rppt@kernel.org>
• STALE129d [PATCH 3/8] mm: move free_reserved_area() to mm/memblock.c
  2026-03-18 · Mike Rapoport <rppt@kernel.org>
• STALE142d REVIEWED: 1 (1M) Re: [PATCH 1/2] arm_mpam: Force __iomem casts
  2026-02-27 · Ben Horgan <ben.horgan@arm.com>
• STALE214d [PATCH 1/2] mm: introduce pagetable_alloc_nolock()
  2025-12-12 · Yeoreum Yun <hidden>
• STALE185d [PATCH 09/26] mm/show_mem: Annotate static information into meminspect
  2025-11-19 · Eugen Hristev <hidden>
• STALE185d [PATCH 08/26] mm/page_alloc: Annotate static information into meminspect
  2025-11-19 · Eugen Hristev <hidden>
• STALE244d Re: [PATCH] mm/huge_memory: restrict __GFP_ZEROTAGS to HW tagging architectures
  2025-11-10 · Catalin Marinas <catalin.marinas@arm.com>
• STALE324d REVIEWED: 6 (6M) [PATCH v3 1/7] mm/page_alloc: Add kernel-docs for free_pages()
  2025-09-03 · Vishal Moola (Oracle) <hidden>
• STALE328d REVIEWED: 4 (4M) [PATCH v1 06/36] mm/page_alloc: reject unreasonable folio/compound page sizes in alloc_contig_range_noprof()
  2025-08-27 · David Hildenbrand <hidden>
• STALE290d [PATCH RFC 06/35] mm/page_alloc: reject unreasonable folio/compound page sizes in alloc_contig_range_noprof()
  2025-08-21 · David Hildenbrand <hidden>
• STALE328d [RFC][PATCH v2 16/29] mm/show_mem: Annotate static information into Kmemdump
  2025-07-24 · Eugen Hristev <hidden>
• STALE328d [RFC][PATCH v2 14/29] mm/page_alloc: Annotate static information into Kmemdump
  2025-07-24 · Eugen Hristev <hidden>
• STALE356d [RFC PATCH] mm/page_alloc: Add PCP list for THP CMA
  2025-07-24 · akash.tyagi <hidden>
• STALE447d [PATCH] mm: Add ARCH_FORCE_PAGE_BLOCK_ORDER to select page block order
  2025-05-01 · Juan Yescas <hidden>
• STALE543d REVIEWED: 5 (3M) [PATCH v2] treewide: const qualify ctl_tables where applicable
  2025-01-10 · Joel Granados <joel.granados@kernel.org>
• STALE562d [PATCH] treewide: const qualify ctl_tables where applicable
  2025-01-09 · Joel Granados <joel.granados@kernel.org>
• STALE597d [RFC PATCH v1 04/57] mm/page_alloc: Make page_frag_cache boot-time page size compatible
  2024-10-14 · Ryan Roberts <ryan.roberts@arm.com>
• STALE758d Re: [PATCH v3 12/14] arm64: realm: Support nonsecure ITS emulation shared
  2024-06-07 · Catalin Marinas <catalin.marinas@arm.com>
• STALE831d [PATCH 1/7] memory: Remove the now superfluous sentinel element from ctl_table array
  2024-03-28 · Joel Granados via B4 Relay <devnull+j.granados.samsung.com@kernel.org>
• STALE839d REVIEWED: 2 (1M) [PATCH net-next v6 3/5] net: introduce page_frag_cache_drain()
  2024-02-28 · Yunsheng Lin <hidden>
• STALE901d REVIEWED: 2 (1M) [PATCH net-next v5 3/5] net: introduce page_frag_cache_drain()
  2024-02-05 · Yunsheng Lin <hidden>
• STALE902d REVIEWED: 2 (1M) [PATCH net-next v4 3/5] net: introduce page_frag_cache_drain()
  2024-01-30 · Yunsheng Lin <hidden>
• STALE902d [PATCH RFC v3 18/35] arm64: mte: Rename __GFP_ZEROTAGS to __GFP_TAGGED
  2024-01-25 · Alexandru Elisei <hidden>
• STALE902d [PATCH RFC v3 10/35] mm: cma: Fast track allocating memory when the pages are free
  2024-01-25 · Alexandru Elisei <hidden>
• STALE902d [PATCH RFC v3 04/35] mm: page_alloc: Partially revert "mm: page_alloc: remove stale CMA guard code"
  2024-01-25 · Alexandru Elisei <hidden>
• STALE902d [PATCH RFC v3 03/35] mm: page_alloc: Add an arch hook to filter MIGRATE_CMA allocations
  2024-01-25 · Alexandru Elisei <hidden>

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.

• STALE129d [PATCH 8/8] memblock: warn when freeing reserved memory before memory map is initialized
  2026-03-18 · Mike Rapoport <rppt@kernel.org>