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 linuxppc-dev (capped at 30), ordered by date desc.

• HOTtoday [PATCH 13/13] mm/mremap: convert mremap code to use vma_flags_t
  2026-06-29 · Lorenzo Stoakes <ljs@kernel.org>
• HOTtoday [PATCH 12/13] mm/mprotect: convert mprotect code to use vma_flags_t
  2026-06-29 · Lorenzo Stoakes <ljs@kernel.org>
• HOTtoday [PATCH 11/13] mm/mlock: convert mlock code to use vma_flags_t
  2026-06-29 · Lorenzo Stoakes <ljs@kernel.org>
• HOTtoday [PATCH 10/13] mm/vma: convert miscellaneous uses of VMA flags in core mm
  2026-06-29 · Lorenzo Stoakes <ljs@kernel.org>
• HOTtoday [PATCH 09/13] mm/vma: update create_init_stack_vma() to use vma_flags_t
  2026-06-29 · Lorenzo Stoakes <ljs@kernel.org>
• HOTtoday [PATCH 08/13] mm: introduce vma_get_page_prot() and use it
  2026-06-29 · Lorenzo Stoakes <ljs@kernel.org>
• HOTtoday [PATCH 06/13] mm/vma: convert vm_pgprot_modify() to use vma_flags_t and rename
  2026-06-29 · Lorenzo Stoakes <ljs@kernel.org>
• HOTtoday [PATCH 04/13] mm: update generic_get_unmapped_area[_topdown]() to use vma_flags_t
  2026-06-29 · Lorenzo Stoakes <ljs@kernel.org>
• HOTtoday [PATCH 05/13] mm: prefer mm->def_vma_flags in mm logic
  2026-06-29 · Lorenzo Stoakes <ljs@kernel.org>
• HOTtoday [PATCH 07/13] mm/vma: rename vma_get_page_prot to vma_flags_to_page_prot
  2026-06-29 · Lorenzo Stoakes <ljs@kernel.org>
• HOTtoday [PATCH 03/13] mm: convert __get_unmapped_area() to use vma_flags_t
  2026-06-29 · Lorenzo Stoakes <ljs@kernel.org>
• HOTtoday [PATCH 02/13] mm/vma: update do_mmap() to use vma_flags_t
  2026-06-29 · Lorenzo Stoakes <ljs@kernel.org>
• HOTtoday [PATCH 01/13] mm: introduce vma_flags_can_grow() and vma_can_grow()
  2026-06-29 · Lorenzo Stoakes <ljs@kernel.org>
• COLD15d Re: [PATCH v2 0/5] mm: reduce mmap_lock contention and improve page fault performance
  2026-05-17 · Barry Song <baohua@kernel.org>
• STALE97d [PATCH v6 5/6] mm: use vma_start_write_killable() in process_vma_walk_lock()
  2026-03-27 · Suren Baghdasaryan <surenb@google.com>
• STALE97d [PATCH v6 4/6] mm/vma: use vma_start_write_killable() in vma operations
  2026-03-27 · Suren Baghdasaryan <surenb@google.com>
• STALE97d [PATCH v6 2/6] mm: use vma_start_write_killable() in mm syscalls
  2026-03-27 · Suren Baghdasaryan <surenb@google.com>
• STALE97d REVIEWED: 6 (4M) [PATCH v6 1/6] mm/vma: cleanup error handling path in vma_expand()
  2026-03-27 · Suren Baghdasaryan <surenb@google.com>
• STALE90d [v3 13/24] mm: proc: handle split_huge_pmd failure in pagemap_scan
  2026-03-27 · Usama Arif <hidden>
• STALE90d [v3 10/24] mm: thp: handle split failure in mremap move_page_tables()
  2026-03-27 · Usama Arif <hidden>
• STALE90d [v3 07/24] mm: thp: retry on split failure in change_pmd_range()
  2026-03-27 · Usama Arif <hidden>
• STALE90d [v3 02/24] mm: thp: propagate split failure from vma_adjust_trans_huge()
  2026-03-27 · Usama Arif <hidden>
• STALE103d [PATCH v5 5/6] mm: use vma_start_write_killable() in process_vma_walk_lock()
  2026-03-26 · Suren Baghdasaryan <surenb@google.com>
• STALE103d [PATCH v5 4/6] mm/vma: use vma_start_write_killable() in vma operations
  2026-03-26 · Suren Baghdasaryan <surenb@google.com>
• STALE103d [PATCH v5 2/6] mm: use vma_start_write_killable() in mm syscalls
  2026-03-26 · Suren Baghdasaryan <surenb@google.com>
• STALE103d REVIEWED: 6 (4M) [PATCH v5 1/6] mm/vma: cleanup error handling path in vma_expand()
  2026-03-26 · Suren Baghdasaryan <surenb@google.com>
• STALE106d [PATCH v4 4/4] mm: use vma_start_write_killable() in process_vma_walk_lock()
  2026-03-22 · Suren Baghdasaryan <surenb@google.com>
• STALE106d [PATCH v4 2/4] mm: replace vma_start_write() with vma_start_write_killable()
  2026-03-22 · Suren Baghdasaryan <surenb@google.com>
• STALE106d REVIEWED: 2 (0M) [PATCH v4 1/4] mm/vma: cleanup error handling path in vma_expand()
  2026-03-22 · Suren Baghdasaryan <surenb@google.com>
• STALE103d [PATCH v4 25/25] mm: simplify VMA flag tests of excluded flags
  2026-03-20 · "Lorenzo Stoakes (Oracle)" <ljs@kernel.org>

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.

• STALE120d REVIEWED: 10 (10M) Re: [PATCH v1 1/4] mm: move vma_kernel_pagesize() from hugetlb to mm.h
  2026-03-06 · "Lorenzo Stoakes (Oracle)" <ljs@kernel.org> · 1 Reviewed-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.

• STALE166d [PATCH v2 06/11] mm: Add helpers to create migration entries from struct pages
  2026-01-07 · Jordan Niethe <hidden>
• STALE160d [PATCH v3 06/13] mm: Add helpers to create migration entries from struct pages
  2026-01-23 · Jordan Niethe <hidden>
• STALE159d [PATCH v4 06/13] mm: Add helpers to create migration entries from struct pages
  2026-01-30 · Jordan Niethe <hidden>
• STALE152d [PATCH v5 06/13] mm: Add helpers to create migration entries from struct pages
  2026-01-30 · Jordan Niethe <hidden>
• DORMANTno replies [PATCH] mm/pkeys: Remove unused tsk parameter from arch_set_user_pkey_access()
  2026-02-19 · Seongsu Park <hidden>
• STALE120d [RFC v2 02/21] mm: thp: propagate split failure from vma_adjust_trans_huge()
  2026-02-26 · Usama Arif <hidden>
• STALE120d [RFC v2 07/21] mm: thp: retry on split failure in change_pmd_range()
  2026-02-26 · Usama Arif <hidden>
• STALE120d [RFC v2 10/21] mm: thp: handle split failure in mremap move_page_tables()
  2026-02-26 · Usama Arif <hidden>
• STALE120d Re: [RFC v2 13/21] mm: huge_mm: Make sure all split_huge_pmd calls are checked
  2026-02-27 · Usama Arif <hidden>
• STALE118d [PATCH 01/20] mm/vma: add vma_flags_empty(), vma_flags_and(), vma_flags_diff_pair()
  2026-03-12 · "Lorenzo Stoakes (Oracle)" <ljs@kernel.org>