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 include/trace/events/mmap.h
• F fs/proc/task_mmu.c
• F fs/proc/task_nommu.c
• F mm/interval_tree.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

Recent patches

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

• COOLING7d [PATCH v2 2/4] mm: use get_i_mmap_root to access the file's i_mmap
  2026-06-11 · Huang Shijie <hidden>
• COOLING7d [PATCH v2 3/4] mm/fs: split the file's i_mmap tree
  2026-06-11 · Huang Shijie <hidden>
• COLD59d [PATCH 3/3] mm: split the file's i_mmap tree for NUMA
  2026-04-13 · Huang Shijie <hidden>
• COLD59d [PATCH 2/3] mm: use get_i_mmap_root to access the file's i_mmap
  2026-04-13 · Huang Shijie <hidden>
• STALE95d [PATCH v3 12/12] treewide: change inode->i_ino from unsigned long to u64
  2026-03-04 · Jeff Layton <jlayton@kernel.org>
• STALE107d [PATCH v2 067/110] proc: replace PRIino with %llu/%llx format strings
  2026-03-02 · Jeff Layton <jlayton@kernel.org>
• STALE107d [PATCH v2 014/110] proc: use PRIino format for i_ino
  2026-03-02 · Jeff Layton <jlayton@kernel.org>
• STALE100d [PATCH v1 04/16] mm/memory: simplify calculation in unmap_mapping_range_tree()
  2026-02-27 · "David Hildenbrand (Arm)" <david@kernel.org>
• STALE112d [PATCH 16/61] proc: update /proc/PID/maps for u64 i_ino
  2026-02-26 · Jeff Layton <jlayton@kernel.org>
• STALE274d [PATCH 10/10] mm: replace mm->flags with bitmap entirely and set to 64 bits
  2025-08-12 · Lorenzo Stoakes <hidden>
• STALE274d [PATCH 09/10] mm: convert remaining users to mm_flags_*() accessors
  2025-08-12 · Lorenzo Stoakes <hidden>
• STALE274d [PATCH 02/10] mm: convert core mm to mm_flags_*() accessors
  2025-08-12 · Lorenzo Stoakes <hidden>
• STALE330d [PATCH v5 3/3] treewide: Switch from tsk->comm to tsk->comm_str which is 64 bytes long
  2025-07-16 · Bhupesh <hidden>
• STALE381d [RFC v2 29/35] RPAL: fix race condition in pkru update
  2025-05-30 · Bo Li <hidden>
• STALE381d [RFC v2 26/35] RPAL: enable MPK support
  2025-05-30 · Bo Li <hidden>
• STALE381d [RFC v2 25/35] RPAL: add MPK initialization and interface
  2025-05-30 · Bo Li <hidden>
• STALE381d [RFC v2 07/35] RPAL: enable shared page mmap
  2025-05-30 · Bo Li <hidden>
• STALE445d [RFC PATCH V3 34/43] rv64ilp32_abi: mm: Adapt vm_flags_t struct
  2025-03-25 · guoren@kernel.org
• STALE487d REVIEWED: 2 (1M) [PATCH v2 06/17] mm: use single SWP_DEVICE_EXCLUSIVE entry type
  2025-02-10 · David Hildenbrand <hidden>
• STALE632d [PATCH V2 4/7] mm: Use pmdp_get() for accessing PMD entries
  2024-09-17 · Anshuman Khandual <hidden>
• STALE641d [PATCH 4/7] mm: Use pmdp_get() for accessing PMD entries
  2024-09-13 · Anshuman Khandual <hidden>
• STALE1054d REVIEWED: 1 (0M) [PATCH v3 1/4] mm: factor out VMA stack and heap checks
  2023-07-28 · Kefeng Wang <hidden>
• STALE1067d [PATCH 2/5] mm: use vma_is_stack() and vma_is_heap()
  2023-07-12 · Kefeng Wang <hidden>
• STALE1129d REVIEWED: 18 (17M) [PATCH v9 1/3] mm/mmap: separate writenotify and dirty tracking logic
  2023-05-04 · Lorenzo Stoakes <hidden>
• STALE1141d REVIEWED: 17 (17M) [PATCH v8 1/3] mm/mmap: separate writenotify and dirty tracking logic
  2023-05-02 · Lorenzo Stoakes <hidden>
• STALE1143d REVIEWED: 17 (17M) [PATCH v7 1/3] mm/mmap: separate writenotify and dirty tracking logic
  2023-05-02 · Lorenzo Stoakes <hidden>
• STALE1144d REVIEWED: 17 (17M) [PATCH v6 1/3] mm/mmap: separate writenotify and dirty tracking logic
  2023-05-01 · Lorenzo Stoakes <hidden>
• STALE1144d [PATCH v5] mm/gup: disallow GUP writing to file-backed mappings by default
  2023-04-27 · Lorenzo Stoakes <hidden>
• STALE1149d [PATCH v4] mm/gup: disallow GUP writing to file-backed mappings by default
  2023-04-25 · Lorenzo Stoakes <hidden>
• STALE1162d [PATCH v5 14/17] fs/proc: Support COW PTE with clear_refs_write
  2023-04-14 · Chih-En Lin <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.

• STALE112d [PATCH 16/61] proc: update /proc/PID/maps for u64 i_ino
  2026-02-26 · Jeff Layton <jlayton@kernel.org>