memory mapping

Most active threads (last 7 days)

Recent patches

Latest 30 postings or standalone patches (up to 30), newest first. Counts below cover matching patches in linux-fsdevel touching this subsystem.

• mm/userfaultfd: prevent poison marker loss v1 · 1 matching patch

  Entire posting: Pending Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH 1/2] mm/userfaultfd: prevent poison marker loss 2026-11-06
  2026-11-06 · David Hildenbrand (Arm) <david@kernel.org>
• mm: continue vma_flags_t conversion v1 · 3 matching patches

  Entire posting: QUEUED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH 07/13] mm/madvise: convert madvise_vma_behavior() to use vma_flags_t 2026-11-05
  • [PATCH 08/13] mm: convert miscellaneous VMA flag tests to use vma_flags_t 2026-11-05
  • [PATCH 09/13] fs/proc/task_mmu: convert VMA flag tests to use vma_flags_t 2026-11-05
  2026-11-05 · Lorenzo Stoakes (ARM) <ljs@kernel.org>
• [PATCH] fs/proc/task_mmu: check THP exclusivity for each subpage 2026-11-01 · Kelvin Zhang <hidden>
• mm: various (urgent?) fixes v3 · 8 matching patches

  Entire posting: QUEUED · 43 of 47 landed Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH v3 02/47] fork: take mmap_lock before copying mm_struct 2026-10-31
  • [PATCH v3 30/47] mm/mremap: use pudp_huge_get_and_clear() when moving huge PUDs 2026-10-31
  • [PATCH v3 31/47] mm/mremap: recheck PUDs under the page table lock 2026-10-31
  • [PATCH v3 32/47] mm/mremap: fix moving PUD leaves 2026-10-31
  • [PATCH v3 38/47] mm: fix deadlock of mremap() against UFFDIO_MOVE 2026-10-31
  • [PATCH v3 42/47] mm/vma: call ->may_split() before a partial merge 2026-10-31
  • [PATCH v3 44/47] mm/vma: don't leak the charge for stack growth 2026-10-31
  • [PATCH v3 47/47] fs/proc/task_mmu: refuse addresses beyond 32 bits on 32bit 2026-10-31
  2026-10-31 · David Hildenbrand (Arm) <david@kernel.org>
• mm: various (urgent?) fixes v2 · 8 matching patches

  Entire posting: SUPERSEDED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH v2 02/47] fork: take mmap_lock before copying mm_struct 2026-10-29
  • [PATCH v2 30/47] mm/mremap: use pudp_huge_get_and_clear() when moving huge PUDs 2026-10-29
  • [PATCH v2 31/47] mm/mremap: recheck PUDs under the page table lock 2026-10-29
  • [PATCH v2 32/47] mm/mremap: fix moving PUD leaves 2026-10-29
  • [PATCH v2 38/47] mm: fix deadlock of mremap() against UFFDIO_MOVE 2026-10-29
  • [PATCH v2 42/47] mm/vma: call ->may_split() before a partial merge 2026-10-29
  • [PATCH v2 44/47] mm/vma: don't leak the charge for stack growth 2026-10-29
  • [PATCH v2 47/47] fs/proc/task_mmu: refuse addresses beyond 32 bits on 32bit 2026-10-29
  2026-10-29 · David Hildenbrand (Arm) <david@kernel.org>
• sysctl: replace overloaded extra pointers with typed bounds and context rfc · 1 matching patch

  Entire posting: Pending Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [RFC PATCH 13/39] sysctl: store memory-management sysctl bounds by value 2026-10-28
  2026-10-28 · <hidden>
• LANDED [PATCH v2] fs/proc/task_mmu: fix missed VMAs when reading /proc/PID/maps and friends 2026-10-27 · Lorenzo Stoakes (ARM) <ljs@kernel.org>
• mm: various (urgent?) fixes v1 · 8 matching patches

  Entire posting: SUPERSEDED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH 02/46] fork: take mmap_lock before copying mm_struct 2026-10-26
  • [PATCH 29/46] mm/mremap: use pudp_huge_get_and_clear() when moving huge PUDs 2026-10-26
  • [PATCH 30/46] mm/mremap: recheck PUDs under the page table lock 2026-10-26
  • [PATCH 31/46] mm/mremap: fix moving PUD leaves 2026-10-26
  • [PATCH 37/46] mm: fix deadlock of mremap() against UFFDIO_MOVE 2026-10-26
  • [PATCH 41/46] mm/vma: call ->may_split() before a partial merge 2026-10-26
  • [PATCH 43/46] mm/vma: don't leak the charge for stack growth 2026-10-26
  • [PATCH 46/46] fs/proc/task_mmu: refuse addresses beyond 32 bits on 32bit 2026-10-26
  2026-10-26 · David Hildenbrand (Arm) <david@kernel.org>
• mm: remove unused functions v1 · 1 matching patch

  Entire posting: Pending Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH 8/8] mm: nommu: remove unused heap_stack_gap 2026-10-26
  2026-10-26 · Shivank Garg <hidden>
• LANDED [PATCH] fs/proc/task_mmu: return -ENOTTY for unknown pagemap ioctls 2026-10-23 · Hengyu Liang <hidden>
• LANDED [PATCH] fs/proc/task_mmu: pin mm_users in do_pagemap_scan() 2026-10-14 · Ngoc Quy <hidden>
• mm: make VMA flag semantics explicit, eliminate VM_SPECIAL v6 · 18 matching patches

  Entire posting: LANDED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH v6 01/39] mm/vma: fix mmap_prepare file handling, remove file_doesnt_need_get 2026-10-13
  • [PATCH v6 02/39] mm/vma: introduce and use vma_[flags_]can_merge() 2026-10-13
  • [PATCH v6 03/39] mm: consistently validate VMA state after mmap[_prepare] hooks 2026-10-13
  • [PATCH v6 04/39] mm/vma: ensure mmap_prepare doesn't set actions on a mergeable vma 2026-10-13
  • [PATCH v6 06/39] mm/vma: tidy up map kernel pages enum values 2026-10-13
  • [PATCH v6 08/39] mm: add mmap action for discontiguous kernel page mapping 2026-10-13
  • [PATCH v6 09/39] docs: filesystems: update mmap_prepare docs for discontig kernel pgs 2026-10-13
  • [PATCH v6 15/39] mm/vma: add vma[_flags]_is_mm_managed() predicates 2026-10-13
  • [PATCH v6 16/39] mm/vma: only allow mmap to clear VMA_MAYWRITE_BIT if not mm-managed 2026-10-13
  • [PATCH v6 17/39] mm/vma: add and use vma_[flags]_is_fixed_mapping 2026-10-13
  • [PATCH v6 23/39] mm/mlock: clear VMA_LOCKED_MASK over mmap callback 2026-10-13
  • [PATCH v6 24/39] mm/mlock: eliminate weird VMA_IO_BIT abuse and simplify 2026-10-13
  • [PATCH v6 25/39] mm/vma: enforce that mm-managed mappings may not set VMA_IO_BIT 2026-10-13
  • [PATCH v6 26/39] mm: remove VMA_IO_BIT check in vma[_flags]_is_mm_managed() 2026-10-13
  • [PATCH v6 27/39] mm: remove hugetlb_inline.h 2026-10-13
  • [PATCH v6 28/39] mm: rename is_vm_hugetlb_page() to vma_is_hugetlb() 2026-10-13
  • [PATCH v6 30/39] mm/vma: introduce vma[_flags]_is_mm_backed() 2026-10-13
  • [PATCH v6 37/39] mm: eliminate VM_SPECIAL, VMA_SPECIAL_FLAGS 2026-10-13
  2026-10-13 · Lorenzo Stoakes (ARM) <ljs@kernel.org>
• IN LINUX-NEXT · 1 review, 1 by a maintainer [PATCH v3] fs/proc/task_mmu: fix lost maps entries above 2^63 2026-10-13 · Stian Halseth <hidden>
• [PATCH v2] fs/proc/task_mmu: fix lost maps entries above 2^63 2026-10-13 · Stian Halseth <hidden>
• [PATCH] fs/proc/task_mmu: fix lost maps entries above 2^63 2026-10-11 · Stian Halseth <hidden>
• mm: make VMA flag semantics explicit, eliminate VM_SPECIAL v5 · 17 matching patches

  Entire posting: SUPERSEDED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH v5 01/38] mm/vma: fix mmap_prepare file handling, remove file_doesnt_need_get 2026-10-09
  • [PATCH v5 02/38] mm/vma: introduce and use vma_[flags_]can_merge() 2026-10-09
  • [PATCH v5 03/38] mm: consistently validate VMA state after mmap[_prepare] hooks 2026-10-09
  • [PATCH v5 04/38] mm/vma: ensure mmap_prepare doesn't set actions on a mergeable vma 2026-10-09
  • [PATCH v5 06/38] mm/vma: tidy up map kernel pages enum values 2026-10-09
  • [PATCH v5 07/38] mm: add mmap action for discontiguous kernel page mapping 2026-10-09
  • [PATCH v5 08/38] docs: filesystems: update mmap_prepare docs for discontig kernel pgs 2026-10-09
  • [PATCH v5 14/38] mm/vma: add vma[_flags]_is_mm_managed() predicates 2026-10-09
  • [PATCH v5 15/38] mm/vma: only allow mmap to clear VMA_MAYWRITE_BIT if not mm-managed 2026-10-09
  • [PATCH v5 16/38] mm/vma: add and use vma_[flags]_is_fixed_mapping 2026-10-09
  • [PATCH v5 22/38] mm/mlock: clear VMA_LOCKED_MASK over mmap callback 2026-10-09
  • [PATCH v5 23/38] mm/mlock: eliminate weird VMA_IO_BIT abuse and simplify 2026-10-09
  • [PATCH v5 24/38] mm/vma: enforce that mm-managed mappings may not set VMA_IO_BIT 2026-10-09
  • [PATCH v5 25/38] mm: remove VMA_IO_BIT check in vma[_flags]_is_mm_managed() 2026-10-09
  • [PATCH v5 26/38] mm: remove hugetlb_inline.h 2026-10-09
  • [PATCH v5 27/38] mm: rename is_vm_hugetlb_page() to vma_is_hugetlb() 2026-10-09
  • [PATCH v5 36/38] mm: eliminate VM_SPECIAL, VMA_SPECIAL_FLAGS 2026-10-09
  2026-10-09 · Lorenzo Stoakes (ARM) <ljs@kernel.org>
• mm: make VMA flag semantics explicit, eliminate VM_SPECIAL v4 · 17 matching patches

  Entire posting: SUPERSEDED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH v4 01/38] mm/vma: fix mmap_prepare file handling, remove file_doesnt_need_get 2026-10-03
  • [PATCH v4 02/38] mm/vma: introduce and use vma_[flags_]can_merge() 2026-10-03
  • [PATCH v4 03/38] mm: consistently validate VMA state after mmap[_prepare] hooks 2026-10-03
  • [PATCH v4 04/38] mm/vma: ensure mmap_prepare doesn't set actions on a mergeable vma 2026-10-03
  • [PATCH v4 06/38] mm/vma: tidy up map kernel pages enum values 2026-10-03
  • [PATCH v4 07/38] mm: add mmap action for discontiguous kernel page mapping 2026-10-03
  • [PATCH v4 08/38] docs: filesystems: update mmap_prepare docs for discontig kernel pgs 2026-10-03
  • [PATCH v4 14/38] mm/vma: add vma[_flags]_is_mm_managed() predicates 2026-10-03
  • [PATCH v4 15/38] mm/vma: only allow mmap to clear VMA_MAYWRITE_BIT if not mm-managed 2026-10-03
  • [PATCH v4 16/38] mm/vma: add and use vma_[flags]_is_fixed_mapping 2026-10-03
  • [PATCH v4 22/38] mm/mlock: clear VMA_LOCKED_MASK over mmap callback 2026-10-03
  • [PATCH v4 23/38] mm/mlock: eliminate weird VMA_IO_BIT abuse and simplify 2026-10-03
  • [PATCH v4 24/38] mm/vma: enforce that mm-managed mappings may not set VMA_IO_BIT 2026-10-03
  • [PATCH v4 25/38] mm: remove VMA_IO_BIT check in vma[_flags]_is_mm_managed() 2026-10-03
  • [PATCH v4 26/38] mm: remove hugetlb_inline.h 2026-10-03
  • [PATCH v4 27/38] mm: rename is_vm_hugetlb_page() to vma_is_hugetlb() 2026-10-03
  • [PATCH v4 36/38] mm: eliminate VM_SPECIAL, VMA_SPECIAL_FLAGS 2026-10-03
  2026-10-03 · Lorenzo Stoakes (ARM) <ljs@kernel.org>
• [RFC PATCH 2/6] mm/hugetlb: swap-in support for anonymous hugetlb folios 2026-09-29 · Zongkun Lei <hidden>
• CRASH_MEMACTION: describe pages to a kdump kernel (was: CRASH_WIPE_SECRETS) v3 · 1 matching patch

  Entire posting: Pending Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH v3 08/12] mm: Add VM_CRASH_MARK 2026-09-28
  2026-09-28 · Jan Sebastian Götte <hidden>
• mm: make MAP_PRIVATE-/dev/zero mappings truly anonymous v3 · 6 matching patches

  Entire posting: LANDED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH v3 1/6] mm: move drivers/char/mem.c to mm/char-mem.c 2026-09-26
  • [PATCH v3 2/6] mm: implement file_is_dev_zero() to uniquely identify /dev/zero 2026-09-26
  • [PATCH v3 3/6] mm/vma: only permit MAP_PRIVATE /dev/zero to be mapped anonymous 2026-09-26
  • [PATCH v3 4/6] mm/vma: make MAP_PRIVATE-mapped /dev/zero mappings truly anonymous 2026-09-26
  • [PATCH v3 5/6] tools/testing/vma: add test to assert MAP_PRIVATE-/dev/zero is anon 2026-09-26
  • [PATCH v3 6/6] tools/testing/selftests/mm: add MAP_PRIVATE-/dev/zero merge tests 2026-09-26
  2026-09-26 · Lorenzo Stoakes (ARM) <ljs@kernel.org>
• mm: distinguish HW PTE pointers from SW PTE value pointers v3 · 1 matching patch

  Entire posting: PENDING · 3 of 9 reviewed Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH v3 3/9] mm: use hw_pte_t for generic PTE table storage 2026-09-22
  2026-09-22 · Muhammad Usama Anjum <hidden>
• read proc/pid/smaps_rollup under per-vma lock v5 · 6 matching patches

  Entire posting: LANDED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH v5 1/7] proc/task_mmu: remove unnecessary helpers 2026-09-18
  • [PATCH v5 2/7] proc/task_mmu: remove unnecessary inlines in function definitions 2026-09-18
  • [PATCH v5 3/7] proc/task_mmu: clarify shmem mapping walk conditions in smap_gather_stats() 2026-09-18
  • [PATCH v5 4/7] proc/task_mmu: remove special-casing of smap_gather_stats() start parameter 2026-09-18
  • [PATCH v5 5/7] proc/task_mmu: change proc_get_vma() to stop returning gate VMA at the end 2026-09-18
  • [PATCH v5 6/7] proc/task_mmu: read proc/pid/smaps_rollup under per-vma lock 2026-09-18
  2026-09-18 · Suren Baghdasaryan <surenb@google.com>
• bpf: Add user memory access kfuncs for mm_struct v9 · 1 matching patch

  Entire posting: LANDED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH bpf-next v9 1/5] mm: Add copy_remote_mm_str() 2026-09-18
  2026-09-18 · Anastasios Papagiannis <hidden>
• bpf: Add user memory access kfuncs for mm_struct v8 · 1 matching patch

  Entire posting: SUPERSEDED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH bpf-next v8 1/5] mm: Add copy_remote_mm_str() 2026-09-18
  2026-09-18 · Anastasios Papagiannis <hidden>
• mm: make VMA flag semantics explicit, eliminate VM_SPECIAL v3 · 18 matching patches

  Entire posting: SUPERSEDED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH v3 01/40] mm/vma: fix mmap_prepare file handling, remove file_doesnt_need_get 2026-09-17
  • [PATCH v3 02/40] mm/vma: predicate setting mmap_prepare VMA fields on new vma alloc 2026-09-17
  • [PATCH v3 03/40] mm/vma: introduce and use vma_[flags_]can_merge() 2026-09-17
  • [PATCH v3 04/40] mm: consistently validate VMA state after mmap[_prepare] hooks 2026-09-17
  • [PATCH v3 05/40] mm/vma: ensure mmap_prepare doesn't set actions on a mergeable vma 2026-09-17
  • [PATCH v3 07/40] mm/vma: tidy up map kernel pages enum values 2026-09-17
  • [PATCH v3 08/40] mm: add mmap action for discontiguous kernel page mapping 2026-09-17
  • [PATCH v3 09/40] docs: filesystems: update mmap_prepare docs for discontig kernel pgs 2026-09-17
  • [PATCH v3 15/40] mm/vma: add vma[_flags]_is_kernel_owned() predicates 2026-09-17
  • [PATCH v3 16/40] mm/vma: only allow mmap to clear VMA_MAYWRITE_BIT if kernel-owned 2026-09-17
  • [PATCH v3 17/40] mm/vma: add and use vma_[flags]_is_fixed_mapping 2026-09-17
  • [PATCH v3 23/40] mm/mlock: clear VMA_LOCKED_MASK over mmap callback 2026-09-17
  • [PATCH v3 24/40] mm/mlock: eliminate weird VMA_IO_BIT abuse and simplify 2026-09-17
  • [PATCH v3 25/40] mm/vma: enforce that only kernel-owned mappings may set VMA_IO_BIT 2026-09-17
  • [PATCH v3 26/40] mm: remove VMA_IO_BIT check in vma[_flags]_is_kernel_owned() 2026-09-17
  • [PATCH v3 27/40] mm: remove hugetlb_inline.h 2026-09-17
  • [PATCH v3 28/40] mm: rename is_vm_hugetlb_page() to vma_is_hugetlb() 2026-09-17
  • [PATCH v3 37/40] mm: eliminate VM_SPECIAL, VMA_SPECIAL_FLAGS 2026-09-17
  2026-09-17 · Lorenzo Stoakes (ARM) <ljs@kernel.org>
• bpf: Add user memory access kfuncs for mm_struct v7 · 1 matching patch

  Entire posting: SUPERSEDED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH bpf-next v7 1/5] mm: Add copy_remote_mm_str() 2026-09-15
  2026-09-15 · Anastasios Papagiannis <hidden>
• Treewide: enforce static storage for object initializers v1 · 1 matching patch

  Entire posting: Pending Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH 01/17] locking/mutex: assert static storage for DEFINE_MUTEX() 2026-09-15
  2026-09-15 · Yury Norov <hidden>
• mm: make VMA flag semantics explicit, eliminate VM_SPECIAL v2 · 18 matching patches

  Entire posting: SUPERSEDED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH v2 01/40] mm/vma: fix mmap_prepare file handling, remove file_doesnt_need_get 2026-09-14
  • [PATCH v2 02/40] mm/vma: predicate setting mmap_prepare VMA fields on new vma alloc 2026-09-14
  • [PATCH v2 03/40] mm/vma: introduce and use vma_[flags_]can_merge() 2026-09-14
  • [PATCH v2 04/40] mm: consistently validate VMA state after mmap[_prepare] hooks 2026-09-14
  • [PATCH v2 05/40] mm/vma: ensure mmap_prepare doesn't set actions on a mergeable vma 2026-09-14
  • [PATCH v2 07/40] mm/vma: tidy up map kernel pages enum values 2026-09-14
  • [PATCH v2 08/40] mm: add mmap action for discontiguous kernel page mapping 2026-09-14
  • [PATCH v2 09/40] docs: filesystems: update mmap_prepare docs for discontig kernel pgs 2026-09-14
  • [PATCH v2 15/40] mm/vma: add vma[_flags]_is_kernel_owned() predicates 2026-09-14
  • [PATCH v2 16/40] mm/vma: only allow mmap to clear VMA_MAYWRITE_BIT if kernel-owned 2026-09-14
  • [PATCH v2 17/40] mm/vma: add and use vma_[flags]_is_fixed_mapping 2026-09-14
  • [PATCH v2 23/40] mm/mlock: clear VMA_LOCKED_MASK over mmap callback 2026-09-14
  • [PATCH v2 24/40] mm/mlock: eliminate weird VMA_IO_BIT abuse and simplify 2026-09-14
  • [PATCH v2 25/40] mm/vma: enforce that only kernel-owned mappings may set VMA_IO_BIT 2026-09-14
  • [PATCH v2 26/40] mm: remove VMA_IO_BIT check in vma[_flags]_is_kernel_owned() 2026-09-14
  • [PATCH v2 27/40] mm: remove hugetlb_inline.h 2026-09-14
  • [PATCH v2 28/40] mm: rename is_vm_hugetlb_page() to vma_is_hugetlb() 2026-09-14
  • [PATCH v2 37/40] mm: eliminate VM_SPECIAL, VMA_SPECIAL_FLAGS 2026-09-14
  2026-09-14 · Lorenzo Stoakes (ARM) <ljs@kernel.org>
• LANDED [PATCH] proc/task_mmu: handle special PMDs in clear_refs and pagemap 2026-09-12 · Gregory Price <gourry@gourry.net>
• read proc/pid/smaps_rollup under per-vma lock v4 · 6 matching patches

  Entire posting: SUPERSEDED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH v4 1/7] proc/task_mmu: remove unnecessary helpers 2026-09-11
  • [PATCH v4 2/7] proc/task_mmu: remove unnecessary inlines in function definitions 2026-09-11
  • [PATCH v4 3/7] proc/task_mmu: clarify shmem mapping walk conditions in smap_gather_stats() 2026-09-11
  • [PATCH v4 4/7] proc/task_mmu: remove special-casing of smap_gather_stats() start parameter 2026-09-11
  • [PATCH v4 5/7] proc/task_mmu: change proc_get_vma() to stop returning gate VMA at the end 2026-09-11
  • [PATCH v4 6/7] proc/task_mmu: read proc/pid/smaps_rollup under per-vma lock 2026-09-11
  2026-09-11 · Suren Baghdasaryan <surenb@google.com>