memory management - core · Maintained

Maintainers

• M Andrew Morton <akpm@linux-foundation.org>
• M David Hildenbrand <david@kernel.org>
• R Lorenzo Stoakes <ljs@kernel.org>
• R Liam R. Howlett <liam@infradead.org>
• R Vlastimil Babka <vbabka@kernel.org>
• R Mike Rapoport <rppt@kernel.org>
• R Suren Baghdasaryan <surenb@google.com>
• R Michal Hocko <mhocko@suse.com>

Paths

• F Documentation/admin-guide/sysctl/vm.rst
• F include/linux/folio_batch.h
• F include/linux/gfp.h
• F include/linux/gfp_types.h
• F include/linux/highmem.h
• F include/linux/leafops.h
• F include/linux/memory.h
• F include/linux/mm.h
• F include/linux/mm_*.h
• F include/linux/mmzone.h
• F include/linux/mmdebug.h
• F include/linux/mmu_notifier.h
• F include/linux/pagewalk.h
• F include/linux/pgalloc.h
• F include/linux/pgtable.h
• F include/linux/ptdump.h
• F include/linux/vmpressure.h
• F include/linux/vmstat.h
• F fs/proc/meminfo.c
• F kernel/fork.c
• F mm/Kconfig
• F mm/debug.c
• F mm/folio-compat.c
• F mm/highmem.c
• F mm/init-mm.c
• F mm/internal.h
• F mm/maccess.c
• F mm/memory.c
• F mm/mmu_notifier.c
• F mm/mmzone.c
• F mm/pagewalk.c
• F mm/pgtable-generic.c
• F mm/ptdump.c
• F mm/sparse-vmemmap.c
• F mm/sparse.c
• F mm/util.c
• F mm/vmpressure.c
• F mm/vmstat.c

Last 30 days

Most active threads (last 7 days)

• COOLING4d REVIEWED: 1 (1M) [PATCH v11] mm/page_alloc: boost watermarks on atomic allocation failure
  2026-07-20 08:16 · 0 replies in 7d · Qiliang Yuan <hidden>

Active reviewers (last 30 days)

• SeongJae Park <sj@kernel.org>
  1 attestation (1 Acked-by) · last on 2026-07-20
• Vlastimil Babka (SUSE) <vbabka@kernel.org>
  1 attestation (1 Suggested-by) · last on 2026-07-16
• Harry Yoo <hidden>
  1 attestation (1 Tested-by) · last on 2026-07-06
• Gwan-gyeong Mun <hidden>
  1 attestation (1 Tested-by) · last on 2026-07-06
• Yunseong Kim <hidden>
  1 attestation (1 Tested-by) · last on 2026-07-06
• Yeoreum Yun <hidden>
  1 attestation (1 Tested-by) · last on 2026-07-06

Recent patches

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

• COOLING4d REVIEWED: 1 (1M) [PATCH v11] mm/page_alloc: boost watermarks on atomic allocation failure
  2026-07-20 · Qiliang Yuan <hidden>
• WARM3d [PATCH 3/3] mm: move __folio_alloc() to page_alloc.h
  2026-07-16 · Brendan Jackman <jackmanb@google.com>
• WARM3d [PATCH 2/3] mm, treewide: replace __folio_alloc_node() with folio_alloc_node()
  2026-07-16 · Brendan Jackman <jackmanb@google.com>
• WARM3d [PATCH 1/3] mm: move internal mempolicy APIs to new internal header
  2026-07-16 · Brendan Jackman <jackmanb@google.com>
• COOLING13d [PATCH v19 27/40] dept: assign dept map to mmu notifier invalidation synchronization
  2026-07-06 · Byungchul Park <byungchul@sk.com>
• COOLING13d REVIEWED: 4 (0M) [PATCH v19 01/40] dept: implement DEPT(DEPendency Tracker)
  2026-07-06 · Byungchul Park <byungchul@sk.com>
• COLD53d [PATCH] nios2: remove the architecture
  2026-05-18 · Ethan Nelson-Moore <hidden>
• STALE64d LANDED [PATCH] Revert "mm: introduce a new page type for page pool in page type"
  2026-05-15 · Byungchul Park <byungchul@sk.com>
• STALE68d Re: [PATCH v4] mm: introduce a new page type for page pool in page type
  2026-05-13 · Byungchul Park <byungchul@sk.com>
• STALE68d Re: [PATCH v4] mm: introduce a new page type for page pool in page type
  2026-05-13 · Dragos Tatulea <dtatulea@nvidia.com>
• STALE87d [RFC PATCH v1 5/9] uaccess: Switch to copy_{to/from}_user_partial() when relevant
  2026-04-27 · "Christophe Leroy (CS GROUP)" <chleroy@kernel.org>
• STALE107d IN MM: 26 (26M) [PATCH v4] mm/vmpressure: skip socket pressure for costly order reclaim
  2026-04-06 · JP Kobryn (Meta) <hidden>
• STALE110d REVIEWED: 26 (26M) [PATCH v3] mm/vmpressure: skip socket pressure for costly order reclaim
  2026-04-06 · JP Kobryn (Meta) <hidden>
• STALE110d [PATCH v2] mm/vmpressure: skip socket pressure for costly order reclaim
  2026-04-02 · JP Kobryn (Meta) <hidden>
• STALE115d [PATCH] mm/vmpressure: skip socket pressure for costly order reclaim
  2026-04-01 · JP Kobryn (Meta) <hidden>
• STALE68d REVIEWED: 24 (21M) [PATCH v5] mm: introduce a new page type for page pool in page type
  2026-03-16 · Byungchul Park <byungchul@sk.com>
• STALE136d Re: [PATCH v1 11/16] mm/memory: inline unmap_page_range() into __zap_vma_range()
  2026-03-11 · "David Hildenbrand (Arm)" <david@kernel.org>
• STALE137d Re: Stalls when starting a VSOCK listening socket: soft lockups, RCU stalls, timeout
  2026-03-06 · Matthieu Baerts <matttbe@kernel.org>
• STALE114d [PATCH 4/8] core: use rest_of_page() macro where appropriate
  2026-03-04 · Yury Norov <hidden>
• STALE114d [PATCH 1/8] mm: add rest_of_page() macro
  2026-03-04 · Yury Norov <hidden>
• STALE136d [PATCH v1 16/16] mm/memory: support VM_MIXEDMAP in zap_special_vma_range()
  2026-02-27 · "David Hildenbrand (Arm)" <david@kernel.org>
• STALE136d [PATCH v1 15/16] mm: rename zap_vma_ptes() to zap_special_vma_range()
  2026-02-27 · "David Hildenbrand (Arm)" <david@kernel.org>
• STALE136d [PATCH v1 14/16] mm: rename zap_page_range_single() to zap_vma_range()
  2026-02-27 · "David Hildenbrand (Arm)" <david@kernel.org>
• STALE136d [PATCH v1 13/16] mm: rename zap_page_range_single_batched() to zap_vma_range_batched()
  2026-02-27 · "David Hildenbrand (Arm)" <david@kernel.org>
• STALE136d [PATCH v1 12/16] mm: rename zap_vma_pages() to zap_vma()
  2026-02-27 · "David Hildenbrand (Arm)" <david@kernel.org>
• STALE136d [PATCH v1 11/16] mm/memory: inline unmap_page_range() into __zap_vma_range()
  2026-02-27 · "David Hildenbrand (Arm)" <david@kernel.org>
• STALE136d [PATCH v1 10/16] mm/memory: use __zap_vma_range() in zap_vma_for_reaping()
  2026-02-27 · "David Hildenbrand (Arm)" <david@kernel.org>
• STALE136d [PATCH v1 09/16] mm/memory: convert details->even_cows into details->skip_cows
  2026-02-27 · "David Hildenbrand (Arm)" <david@kernel.org>
• STALE136d [PATCH v1 08/16] mm/memory: move adjusting of address range to unmap_vmas()
  2026-02-27 · "David Hildenbrand (Arm)" <david@kernel.org>
• STALE136d [PATCH v1 07/16] mm/memory: rename unmap_single_vma() to __zap_vma_range()
  2026-02-27 · "David Hildenbrand (Arm)" <david@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.

• STALE152d [PATCH 16/33] sched/isolation: Flush vmstat workqueues on cpuset isolated partition change
  2026-01-01 · Frederic Weisbecker <frederic@kernel.org>
• DORMANTno replies [PATCH v4 1/1] mm/page_alloc: auto-tune watermarks on atomic allocation failure
  2026-01-06 · wujing <hidden>
• STALE178d [PATCH 16/33] sched/isolation: Flush vmstat workqueues on cpuset isolated partition change
  2026-01-25 · Frederic Weisbecker <frederic@kernel.org>
• STALE144d [PATCH 07/12] mm: add rest_of_page() macro
  2026-02-19 · Yury Norov <hidden>
• STALE114d [PATCH 1/8] mm: add rest_of_page() macro
  2026-03-04 · Yury Norov <hidden>
• STALE114d [PATCH 4/8] core: use rest_of_page() macro where appropriate
  2026-03-04 · Yury Norov <hidden>
• STALE136d Re: [PATCH v1 11/16] mm/memory: inline unmap_page_range() into __zap_vma_range()
  2026-03-11 · "David Hildenbrand (Arm)" <david@kernel.org>