memory mapping · Maintained

Maintainers

• M Andrew Morton <akpm@linux-foundation.org>
• M Liam R. Howlett <liam@infradead.org>
• M Lorenzo Stoakes <ljs@kernel.org>
• R Vlastimil Babka <vbabka@kernel.org>
• R Jann Horn <jannh@google.com>
• R Pedro Falcato <pfalcato@suse.de>

Paths

• F drivers/char/mem.c
• F include/trace/events/mmap.h
• F fs/proc/task_mmu.c
• F fs/proc/task_nommu.c
• F mm/mincore.c
• F mm/mlock.c
• F mm/mmap.c
• F mm/mprotect.c
• F mm/mremap.c
• F mm/mseal.c
• F mm/msync.c
• F mm/nommu.c
• F mm/vma.c
• F mm/vma.h
• F mm/vma_exec.c
• F mm/vma_init.c
• F mm/vma_internal.h
• F tools/testing/selftests/mm/merge.c
• F tools/testing/vma/

Last 30 days

Active reviewers (last 30 days)

• Lorenzo Stoakes (ARM) <ljs@kernel.org>
  1 attestation (1 Reviewed-by) · last on 2026-08-31
• Vlastimil Babka (SUSE) <vbabka@kernel.org>
  1 attestation (1 Acked-by) · last on 2026-08-31

Recent patches

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

• COOLING4d IN LINUX-NEXT: 18 (18M) [PATCH v7 1/5] mm: Make per-VMA locks available universally
  2026-08-31 · Suren Baghdasaryan <surenb@google.com>
• COOLING7d REVIEWED: 9 (9M) [PATCH v6 1/5] mm: Make per-VMA locks available universally
  2026-08-13 · Suren Baghdasaryan <surenb@google.com>
• COLD33d REVIEWED: 9 (9M) [PATCH v5 1/5] mm: Make per-VMA locks available universally
  2026-08-12 · Suren Baghdasaryan <surenb@google.com>
• COLD34d [PATCH v4 1/5] mm: Make per-VMA locks available universally
  2026-08-06 · Suren Baghdasaryan <surenb@google.com>
• COLD41d [PATCH v3 1/5] mm: Make per-VMA locks available universally
  2026-08-02 · Suren Baghdasaryan <surenb@google.com>
• STALE181d [PATCH v3 12/12] treewide: change inode->i_ino from unsigned long to u64
  2026-03-04 · Jeff Layton <jlayton@kernel.org>
• STALE194d [PATCH v2 067/110] proc: replace PRIino with %llu/%llx format strings
  2026-03-02 · Jeff Layton <jlayton@kernel.org>
• STALE194d [PATCH v2 014/110] proc: use PRIino format for i_ino
  2026-03-02 · Jeff Layton <jlayton@kernel.org>
• STALE198d [PATCH 16/61] proc: update /proc/PID/maps for u64 i_ino
  2026-02-26 · Jeff Layton <jlayton@kernel.org>
• STALE532d [RFC PATCH V3 34/43] rv64ilp32_abi: mm: Adapt vm_flags_t struct
  2025-03-25 · guoren@kernel.org
• STALE586d REVIEWED: 15 (14M) [PATCH v5 -next 06/16] mm: mmap: move sysctl to mm/mmap.c
  2025-01-11 · Kaixiong Yu <hidden>
• STALE586d REVIEWED: 1 (0M) [PATCH v5 -next 08/16] mm: nommu: move sysctl to mm/nommu.c
  2025-01-11 · Kaixiong Yu <hidden>
• STALE613d [PATCH v4 -next 08/15] mm: nommu: move sysctl to mm/nommu.c
  2024-12-28 · Kaixiong Yu <hidden>
• STALE613d REVIEWED: 14 (14M) [PATCH v4 -next 06/15] mm: mmap: move sysctl to mm/mmap.c
  2024-12-28 · Kaixiong Yu <hidden>
• STALE613d [PATCH v4 -next 08/15] mm: nommu: move sysctl to mm/nommu.c
  2024-12-23 · Kaixiong Yu <hidden>
• STALE613d REVIEWED: 14 (14M) [PATCH v4 -next 06/15] mm: mmap: move sysctl to mm/mmap.c
  2024-12-23 · Kaixiong Yu <hidden>
• STALE613d [PATCH v4 -next 08/15] mm: nommu: move sysctl to mm/nommu.c
  2024-12-23 · Kaixiong Yu <hidden>
• STALE613d REVIEWED: 14 (14M) [PATCH v4 -next 06/15] mm: mmap: move sysctl to mm/mmap.c
  2024-12-23 · Kaixiong Yu <hidden>
• STALE634d [PATCH v3 -next 08/15] mm: nommu: move sysctl to mm/nommu.c
  2024-10-10 · Kaixiong Yu <hidden>
• STALE634d REVIEWED: 14 (14M) [PATCH v3 -next 06/15] mm: mmap: move sysctl to mm/mmap.c
  2024-10-10 · Kaixiong Yu <hidden>
• STALE738d [PATCH v2 -next 08/15] mm: nommu: move sysctl to its own file
  2024-09-03 · Kaixiong Yu <hidden>
• STALE738d REVIEWED: 14 (14M) [PATCH v2 -next 06/15] mm: mmap: move sysctl into its own file
  2024-09-03 · Kaixiong Yu <hidden>
• STALE742d [PATCH -next 08/15] mm: nommu: move sysctl to its own file
  2024-08-26 · Kaixiong Yu <hidden>
• STALE742d [PATCH -next 06/15] mm: mmap: move sysctl into its own file
  2024-08-26 · Kaixiong Yu <hidden>
• STALE1033d [PATCH v3 05/10] iov_iter: Create a function to prepare userspace VM for UBUF/IOVEC tests
  2023-11-15 · David Howells <dhowells@redhat.com>
• STALE1088d [PATCH v3 05/10] iov_iter: Create a function to prepare userspace VM for UBUF/IOVEC tests
  2023-09-22 · David Howells <dhowells@redhat.com>
• STALE1089d [RFC PATCH v2 5/9] iov_iter: Create a function to prepare userspace VM for UBUF/IOVEC tests
  2023-09-20 · David Howells <dhowells@redhat.com>
• STALE1095d [RFC PATCH 5/9] iov_iter: Create a function to prepare userspace VM for UBUF/IOVEC tests
  2023-09-14 · David Howells <dhowells@redhat.com>
• STALE1216d REVIEWED: 18 (17M) [PATCH v9 1/3] mm/mmap: separate writenotify and dirty tracking logic
  2023-05-04 · Lorenzo Stoakes <hidden>
• STALE1227d REVIEWED: 17 (17M) [PATCH v8 1/3] mm/mmap: separate writenotify and dirty tracking logic
  2023-05-02 · Lorenzo Stoakes <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.

• STALE198d [PATCH 16/61] proc: update /proc/PID/maps for u64 i_ino
  2026-02-26 · Jeff Layton <jlayton@kernel.org>