memory management

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-arm-kernel touching this subsystem.

• mm: Simplify device DAX vmemmap optimization plumbing v2 · 3 matching patches

  Entire posting: PENDING · 1 of 5 reviewed Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH v2 2/5] powerpc/mm: drop powerpc vmemmap_can_optimize() 2026-11-05
  • [PATCH v2 4/5] mm/sparse-vmemmap: drop vmemmap_can_optimize() 2026-11-05
  • [PATCH v2 5/5] mm/sparse-vmemmap: drop @pgmap from vmemmap population APIs 2026-11-05
  2026-11-05 · Muchun Song <hidden>
• mm/vmalloc: Speed up ioremap, vmalloc and vmap with contiguous memory v11 · 6 matching patches

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

  • [PATCH v11 03/10] mm/vmalloc: use vmap_pte_set_huge()/vmap_pte_clear_huge() for PTE-level block mappings 2026-11-03
  • [PATCH v11 06/10] mm/vmalloc: extract vmap_set_ptes() to consolidate PTE mapping logic 2026-11-03
  • [PATCH v11 07/10] mm/vmalloc: extend page table walk to support larger page_shift sizes and eliminate page table rewalk 2026-11-03
  • [PATCH v11 08/10] mm/vmalloc: extract vm_shift() to consolidate mapping shift selection 2026-11-03
  • [PATCH v11 09/10] mm/vmalloc: map contiguous pages in batches for vmap() if possible 2026-11-03
  • [PATCH v11 10/10] mm/vmalloc: align vm_area so vmap() can batch mappings 2026-11-03
  2026-11-03 · Wen Jiang <hidden>
• mm: Simplify device DAX vmemmap optimization plumbing v1 · 2 matching patches

  Entire posting: SUPERSEDED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH 3/4] mm/sparse-vmemmap: drop vmemmap_can_optimize() 2026-10-30
  • [PATCH 4/4] mm/sparse-vmemmap: drop @pgmap from vmemmap population APIs 2026-10-30
  2026-10-30 · Muchun Song <hidden>
• arm64: Add PUD THP support for DAX and pfnmap resend · 1 matching patch

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

  • [PATCH RESEND 1/3] mm: define generic pudp_invalidate() implementation 2026-10-28
  2026-10-28 · Jinjiang Tu <hidden>
• word-at-a-time: let KASAN see load_unaligned_zeropad() v2 · 1 matching patch

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

  • [PATCH v2 2/2] kasan/test: cover load_unaligned_zeropad() 2026-10-23
  2026-10-23 · Qiliang Yuan <hidden>
• liveupdate: Feature header ABI and named handler v2 · 2 matching patches

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

  • [RFC PATCH v2 1/4] liveupdate: Rename handler compatible to name 2026-10-21
  • [RFC PATCH v2 4/4] mm: memfd_luo: Add the 2-bit pair feature header 2026-10-21
  2026-10-21 · Tarun Sahu <hidden>
• kdump: reduce vmcore size and capture time v9 · 1 matching patch

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

  • [PATCH v9 5/8] memblock: introduce MEMBLOCK_NODUMP flag 2026-10-21
  2026-10-21 · Wandun Chen <hidden>
• word-at-a-time: let KASAN see load_unaligned_zeropad() v1 · 1 matching patch

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

  • [PATCH 2/2] kasan/test: cover load_unaligned_zeropad() 2026-10-19
  2026-10-19 · Qiliang Yuan <hidden>
• mm/memory-failure: keep hardware-poisoned pages out of the next kexec v6 · 3 matching patches

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

  • [PATCH v6 3/7] mm/memory-failure: add hwpoison_boot_page() to flag an inherited frame 2026-10-16
  • [PATCH v6 4/7] mm/memblock: add a reserved-region flag for poisoned frames 2026-10-16
  • [PATCH v6 7/7] mm/memory-failure: efi: record hardware-poisoned frames into the poisoned-memory table 2026-10-16
  2026-10-16 · Breno Leitao <leitao@debian.org>
• kdump: reduce vmcore size and capture time v8 · 1 matching patch

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

  • [PATCH v8 5/8] memblock: introduce MEMBLOCK_NODUMP flag 2026-10-16
  2026-10-16 · Wandun Chen <hidden>
• mm: Memory providers for guest_memfd and iommufd v2 · 1 matching patch

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

  • [RFC PATCH v2 03/11] mm: Add memory providers 2026-10-14
  2026-10-14 · Fred Griffoul <hidden>
• Another attempt at HVO support on arm64 v2 · 13 matching patches

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

  • [PATCH v2 01/20] hugetlb: Don't restore vmemmap of non-HVOed folios on bulk restore error 2026-10-03
  • [PATCH v2 03/20] hugetlb_vmemmap: Always flush TLB if needed upon PTE remapping 2026-10-03
  • [PATCH v2 04/20] hugetlb_vmemmap: Leave pages partially HVOed upon restore failure 2026-10-03
  • [PATCH v2 05/20] hugetlb_vmemmap: Use try_update_vmemmap_pte to update in-use PTEs 2026-10-03
  • [PATCH v2 06/20] hugetlb_vmemmap: Allow architectures to dynamically disallow HVO 2026-10-03
  • [PATCH v2 07/20] hugetlb_vmemmap: Disable HVO sysctl if arch doesn't support HVO 2026-10-03
  • [PATCH v2 08/20] hugetlb: Fully initialize tail struct pages of non-pre-HVOed bootmem folios 2026-10-03
  • [PATCH v2 09/20] hugetlb_vmemmap: Allow architectures to make HVO enablement boot-time only 2026-10-03
  • [PATCH v2 10/20] hugetlb_vmemmap: Expose whether HVO is enabled to architecture code 2026-10-03
  • [PATCH v2 13/20] arm64: Support hugetlb vmemmap optimization 2026-10-03
  • [PATCH v2 14/20] hugetlb_vmemmap: Add fault injection for in-place vmemmap PTE updates 2026-10-03
  • [PATCH v2 16/20 DO-NOT-MERGE] hugetlb_vmemmap: Use try_populate_vmemmap_pmd for replacing in-use PMDs 2026-10-03
  • [PATCH v2 19/20 DO-NOT-MERGE] hugetlb_vmemmap: Add fault injection for in-place vmemmap PMD splits 2026-10-03
  2026-10-03 · James Houghton <hidden>
• mm/vmalloc: Speed up ioremap, vmalloc and vmap with contiguous memory v10 · 6 matching patches

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

  • [PATCH v10 03/10] mm/vmalloc: use pte_set_huge()/pte_clear_huge() for PTE-level block mappings 2026-10-02
  • [PATCH v10 06/10] mm/vmalloc: extract vmap_set_ptes() to consolidate PTE mapping logic 2026-10-02
  • [PATCH v10 07/10] mm/vmalloc: extend page table walk to support larger page_shift sizes and eliminate page table rewalk 2026-10-02
  • [PATCH v10 08/10] mm/vmalloc: extract vm_shift() to consolidate mapping shift selection 2026-10-02
  • [PATCH v10 09/10] mm/vmalloc: map contiguous pages in batches for vmap() if possible 2026-10-02
  • [PATCH v10 10/10] mm/vmalloc: align vm_area so vmap() can batch mappings 2026-10-02
  2026-10-02 · Wen Jiang <hidden>
• arm64: Set kernel stack size from cmdline rfc · 3 matching patches

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

  • [RFC PATCH 07/15] usercopy: Don't assume the kernel stack size 2026-09-28
  • [RFC PATCH 08/15] mm: kmemleak: Don't assume the kernel stack size 2026-09-28
  • [RFC PATCH 10/15] mm/vmalloc: Add a get_vm_area_node() 2026-09-28
  2026-09-28 · Mostafa Saleh <smostafa@google.com>
• LANDED [PATCH v2] arch, mm: promote DEBUG_WX to CHECK_WX 2026-09-26 · Mike Rapoport (Microsoft) <rppt@kernel.org>
• [PATCH] arch, mm: promote DEBUG_WX to CHECK_WX 2026-09-25 · Mike Rapoport (Microsoft) <rppt@kernel.org>
• mm/vmalloc: Speed up ioremap, vmalloc and vmap with contiguous memory v9 · 6 matching patches

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

  • [PATCH v9 03/10] mm/vmalloc: use pte_set_huge()/pte_clear_huge() for PTE-level block mappings 2026-09-23
  • [PATCH v9 06/10] mm/vmalloc: extract vmap_set_ptes() to consolidate PTE mapping logic 2026-09-23
  • [PATCH v9 07/10] mm/vmalloc: extend page table walk to support larger page_shift sizes and eliminate page table rewalk 2026-09-23
  • [PATCH v9 08/10] mm/vmalloc: extract vm_shift() to consolidate mapping shift selection 2026-09-23
  • [PATCH v9 09/10] mm/vmalloc: map contiguous pages in batches for vmap() if possible 2026-09-23
  • [PATCH v9 10/10] mm/vmalloc: align vm_area so vmap() can batch mappings 2026-09-23
  2026-09-23 · Wen Jiang <hidden>
• kdump: reduce vmcore size and capture time v7 · 1 matching patch

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

  • [PATCH v7 5/9] memblock: introduce MEMBLOCK_NODUMP flag 2026-09-22
  2026-09-22 · Wandun Chen <hidden>
• coco: guest: Add a shared-granule allocator for host-shared memory v7 · 1 matching patch

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

  • [RFC PATCH v7 02/13] mm: Add an allocator for CoCo shared memory 2026-09-21
  2026-09-21 · Aneesh Kumar K.V (Arm) <aneesh.kumar@kernel.org>
• arm64: Unmap FF-A lent memory from direct map v2 · 1 matching patch

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

  • [PATCH v2 1/8] memblock: Introduce MEMBLOCK_PTEMAP 2026-09-21
  2026-09-21 · Vincent Donnefort <vdonnefort@google.com>
• mm/vmalloc: Speed up ioremap, vmalloc and vmap with contiguous memory v8 · 6 matching patches

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

  • [PATCH v8 03/10] mm/vmalloc: use pte_set_huge()/pte_clear_huge() for PTE-level block mappings 2026-09-17
  • [PATCH v8 06/10] mm/vmalloc: extract vmap_set_ptes() to consolidate PTE mapping logic 2026-09-17
  • [PATCH v8 07/10] mm/vmalloc: extend page table walk to support larger page_shift sizes and eliminate page table rewalk 2026-09-17
  • [PATCH v8 08/10] mm/vmalloc: extract vm_shift() to consolidate mapping shift selection 2026-09-17
  • [PATCH v8 09/10] mm/vmalloc: map contiguous pages in batches for vmap() if possible 2026-09-17
  • [PATCH v8 10/10] mm/vmalloc: align vm_area so vmap() can batch mappings 2026-09-17
  2026-09-17 · Wen Jiang <hidden>
• file: handle files on syscall exit rfc · 1 matching patch

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

  • [PATCH RFC POC 25/50] file: reimplement FD_PREPARE() on the deferred fd_prepare() path 2026-09-15
  2026-09-15 · Christian Brauner <brauner@kernel.org>
• arm64: Add support for PUD THP v1 · 1 matching patch

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

  • [PATCH 1/3] mm: define generic pudp_invalidate() implementation 2026-09-09
  2026-09-09 · Jinjiang Tu <hidden>
• mm: remove page_swap_entry() v2 · 4 matching patches

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

  • [PATCH v2 2/8] mm/huge_memory: add a comment to the open-coded swap entry 2026-09-08
  • [PATCH v2 3/8] mm/rmap: use folio_page_swap_entry() in ttu_anon_swapbacked_folio() 2026-09-08
  • [PATCH v2 4/8] mm/zswap: use folio_swap_entry() in zswap_store_page() 2026-09-08
  • [PATCH v2 5/8] mm/swapfile: use folio_page_swap_entry() 2026-09-08
  2026-09-08 · Tal Zussman <hidden>
• arm64/mm: Enable 128 bit page table entries v2 · 2 matching patches

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

  • [RFC V2 01/14] mm: Abstract printing of pxd_val() 2026-05-13
  • [RFC V2 02/14] mm: Add read-write accessors for vm_page_prot 2026-05-13
  2026-09-07 · Anshuman Khandual <hidden>
• arch, mm/execmem: resolve confusion about set_direct_map_valid_noflush() v3 · 5 matching patches

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

  • [PATCH v3 1/6] set_memory: add number of pages parameter to set_direct_map APIs 2026-09-03
  • [PATCH v3 2/6] mm/vmalloc: set area's page_order after allocation succeeds 2026-09-03
  • [PATCH v3 3/6] mm/vmalloc: constify vm parameter of get_vm_area_page_order() 2026-09-03
  • [PATCH v3 4/6] mm/vmalloc: make set_area_direct_map HUGE_VMAP friendly 2026-09-03
  • [PATCH v3 5/6] mm/execmem: use VM_FLUSH_RESET_PERMS for ROX cache allocations 2026-09-03
  2026-09-03 · Mike Rapoport (Microsoft) <rppt@kernel.org>
• liveupdate: Move to feature flags for LUO and memfd ABI compatibility rfc · 1 matching patch

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

  • [RFC PATCH 3/3] luo: memfd: Move to feature flags instead of compatibility strings 2026-09-03
  2026-09-03 · Logan Odell <hidden>
• arm64: Unmap FF-A lent memory from direct map v9 · 1 matching patch

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

  • [PATCH v9 01/10] memblock: Introduce MEMBLOCK_LLMAP 2026-09-02
  2026-09-02 · Vincent Donnefort <vdonnefort@google.com>
• kdump: reduce vmcore size and capture time v6 · 2 matching patches

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

  • [PATCH v6 01/10] mm: memblock: add missing HugeTLB flag name 2026-09-02
  • [PATCH v6 06/10] memblock: introduce MEMBLOCK_NODUMP flag 2026-09-02
  2026-09-02 · Wandun Chen <hidden>
• mm: make persistent huge zero folio read-only v7 · 1 matching patch

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

  • [PATCH v7 1/3] mm: make persistent huge zero folio read-only 2026-09-01
  2026-09-01 · Xueyuan Chen <hidden>