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)

• WARM2d [PATCH v3 00/26] Introduce meminspect
  2026-07-08 05:37 · 3 replies in 7d · Mukesh Ojha <hidden>

Active reviewers (last 30 days)

• Eugen Hristev <hidden>
  1 attestation (1 Co-developed-by) · last on 2026-07-08

Recent patches

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

• WARM2d [PATCH v3 20/26] mm/sparse: Register information into meminspect
  2026-07-08 · Mukesh Ojha <hidden>
• WARM2d [PATCH v3 14/26] mm/init-mm: Annotate static information into meminspect
  2026-07-08 · Mukesh Ojha <hidden>
• WARM2d [PATCH v3 08/26] kernel/fork: Annotate static information into meminspect
  2026-07-08 · Mukesh Ojha <hidden>
• COLD41d [PATCH] nios2: remove the architecture
  2026-05-18 · Ethan Nelson-Moore <hidden>
• STALE105d [PATCH v2 9/9] memblock: warn when freeing reserved memory before memory map is initialized
  2026-03-23 · Mike Rapoport <rppt@kernel.org>
• STALE117d [PATCH 8/8] memblock: warn when freeing reserved memory before memory map is initialized
  2026-03-18 · Mike Rapoport <rppt@kernel.org>
• COLD53d [PATCH v2 19/25] mm/sparse: Register information into meminspect
  2026-03-10 · Mukesh Ojha <hidden>
• COLD53d [PATCH v2 13/25] mm/init-mm: Annotate static information into meminspect
  2026-03-10 · Mukesh Ojha <hidden>
• COLD53d [PATCH v2 07/25] kernel/fork: Annotate static information into meminspect
  2026-03-10 · Mukesh Ojha <hidden>
• STALE165d REVIEWED: 4 (0M) Re: [PATCH v26 01/28] mm: VM_SHADOW_STACK definition for riscv
  2026-01-15 · Paul Walmsley <pjw@kernel.org>
• STALE165d REVIEWED: 5 (0M) [PATCH v26 01/28] mm: VM_SHADOW_STACK definition for riscv
  2025-12-11 · Deepak Gupta via B4 Relay <devnull+debug.rivosinc.com@kernel.org>
• STALE214d REVIEWED: 5 (0M) [PATCH v25 01/28] mm: VM_SHADOW_STACK definition for riscv
  2025-12-05 · Deepak Gupta via B4 Relay <devnull+debug.rivosinc.com@kernel.org>
• STALE220d REVIEWED: 5 (0M) [PATCH v25 01/28] mm: VM_SHADOW_STACK definition for riscv
  2025-12-05 · Deepak Gupta <hidden>
• STALE220d REVIEWED: 5 (0M) [PATCH v24 01/28] mm: VM_SHADOW_STACK definition for riscv
  2025-12-04 · Deepak Gupta <hidden>
• STALE74d Re: [PATCH v3 06/22] mm: Always use page table accessor functions
  2025-11-26 · "David Hildenbrand (Red Hat)" <david@kernel.org>
• STALE172d [PATCH 20/26] mm/sparse: Register information into meminspect
  2025-11-19 · Eugen Hristev <hidden>
• STALE172d [PATCH 13/26] mm/init-mm: Annotate static information into meminspect
  2025-11-19 · Eugen Hristev <hidden>
• STALE172d [PATCH 07/26] kernel/fork: Annotate static information into meminspect
  2025-11-19 · Eugen Hristev <hidden>
• STALE206d REVIEWED: 1 (0M) [PATCH V15 2/6] mm: userfaultfd: Add pgtable_supports_uffd_wp()
  2025-11-13 · Chunyan Zhang <hidden>
• STALE206d REVIEWED: 1 (0M) [PATCH V15 1/6] mm: softdirty: Add pgtable_supports_soft_dirty()
  2025-11-13 · Chunyan Zhang <hidden>
• STALE74d [PATCH v3 08/22] mm: Allow page table accessors to be non-idempotent
  2025-11-13 · Samuel Holland <samuel.holland@sifive.com>
• STALE74d [PATCH v3 06/22] mm: Always use page table accessor functions
  2025-11-13 · Samuel Holland <samuel.holland@sifive.com>
• STALE74d [PATCH v3 05/22] mm: Move the fallback definitions of pXXp_get()
  2025-11-13 · Samuel Holland <samuel.holland@sifive.com>
• STALE74d REVIEWED: 5 (3M) [PATCH v3 02/22] mm: replace READ_ONCE() with standard page table accessors
  2025-11-13 · Samuel Holland <samuel.holland@sifive.com>
• STALE74d REVIEWED: 6 (5M) [PATCH v3 01/22] mm/ptdump: replace READ_ONCE() with standard page table accessors
  2025-11-13 · Samuel Holland <samuel.holland@sifive.com>
• COOLING12d REVIEWED: 3 (0M) [PATCH v23 01/28] mm: VM_SHADOW_STACK definition for riscv
  2025-11-13 · Deepak Gupta via B4 Relay <devnull+debug.rivosinc.com@kernel.org>
• STALE243d REVIEWED: 3 (0M) [PATCH v22 01/28] mm: VM_SHADOW_STACK definition for riscv
  2025-10-23 · Deepak Gupta via B4 Relay <devnull+debug.rivosinc.com@kernel.org>
• STALE255d REVIEWED: 3 (0M) [PATCH v22 01/28] mm: VM_SHADOW_STACK definition for riscv
  2025-10-23 · Deepak Gupta <hidden>
• STALE263d REVIEWED: 3 (0M) [PATCH v22 01/28] mm: VM_SHADOW_STACK definition for riscv
  2025-10-22 · Deepak Gupta <hidden>
• STALE266d REVIEWED: 3 (0M) [PATCH v22 01/28] mm: VM_SHADOW_STACK definition for riscv
  2025-10-20 · Deepak Gupta <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.

• STALE165d REVIEWED: 4 (0M) Re: [PATCH v26 01/28] mm: VM_SHADOW_STACK definition for riscv
  2026-01-15 · Paul Walmsley <pjw@kernel.org> · 2 Reviewed-by, 1 Acked-by, 1 Tested-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.

• COLD53d [PATCH v2 07/25] kernel/fork: Annotate static information into meminspect
  2026-03-10 · Mukesh Ojha <hidden>
• STALE117d [PATCH 8/8] memblock: warn when freeing reserved memory before memory map is initialized
  2026-03-18 · Mike Rapoport <rppt@kernel.org>