proc filesystem · Maintained

Paths

• F Documentation/filesystems/proc.rst
• F fs/proc/
• F include/linux/proc_fs.h
• F tools/testing/selftests/proc/

Last 30 days

Active reviewers (last 30 days)

• Mike Rapoport (Microsoft) <rppt@kernel.org>
  12 attestations (4 Acked-by, 8 Reviewed-by) · last on 2026-05-29
• SeongJae Park <sj@kernel.org>
  8 attestations (8 Reviewed-by) · last on 2026-05-29
• Sashiko AI review <sashiko-bot@kernel.org>
  1 attestation (1 Reported-by) · last on 2026-05-26

Recent patches

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

• COOLING8d REVIEWED: 11 (11M) [PATCH v6 11/15] mm/pagemap: add PAGE_IS_ACCESSED for RWP tracking
  2026-05-29 · "Kiryl Shutsemau (Meta)" <kas@kernel.org>
• COOLING8d REVIEWED: 12 (12M) [PATCH v6 05/15] mm: add VM_UFFD_RWP VMA flag
  2026-05-29 · "Kiryl Shutsemau (Meta)" <kas@kernel.org>
• COOLING8d REVIEWED: 12 (12M) [PATCH v6 03/15] mm: rename uffd-wp PTE accessors to uffd
  2026-05-29 · "Kiryl Shutsemau (Meta)" <kas@kernel.org>
• COOLING10d REVIEWED: 11 (11M) [PATCH v5 14/18] mm/pagemap: add PAGE_IS_ACCESSED for RWP tracking
  2026-05-26 · Kiryl Shutsemau <hidden>
• COOLING10d REVIEWED: 12 (12M) [PATCH v5 08/18] mm: add VM_UFFD_RWP VMA flag
  2026-05-26 · Kiryl Shutsemau <hidden>
• COOLING10d REVIEWED: 12 (12M) [PATCH v5 07/18] mm: rename uffd-wp PTE accessors to uffd
  2026-05-26 · Kiryl Shutsemau <hidden>
• COOLING10d [PATCH v5 01/18] fs/proc/task_mmu: fix make_uffd_wp_huge_pte() prot-update race
  2026-05-26 · Kiryl Shutsemau <hidden>
• COLD16d REVIEWED: 11 (11M) [PATCH v4 10/14] mm/pagemap: add PAGE_IS_ACCESSED for RWP tracking
  2026-05-25 · "Kiryl Shutsemau (Meta)" <kas@kernel.org>
• COLD16d REVIEWED: 12 (12M) [PATCH v4 04/14] mm: add VM_UFFD_RWP VMA flag
  2026-05-25 · "Kiryl Shutsemau (Meta)" <kas@kernel.org>
• COLD16d REVIEWED: 12 (12M) [PATCH v4 03/14] mm: rename uffd-wp PTE accessors to uffd
  2026-05-25 · "Kiryl Shutsemau (Meta)" <kas@kernel.org>
• COLD19d REVIEWED: 11 (11M) [PATCH v3 10/16] mm/pagemap: add PAGE_IS_ACCESSED for RWP tracking
  2026-05-22 · Kiryl Shutsemau <hidden>
• COLD19d REVIEWED: 12 (12M) [PATCH v3 04/16] mm: add VM_UFFD_RWP VMA flag
  2026-05-22 · Kiryl Shutsemau <hidden>
• COLD19d REVIEWED: 12 (12M) [PATCH v3 03/16] mm: rename uffd-wp PTE accessors to uffd
  2026-05-22 · Kiryl Shutsemau <hidden>
• COLD20d [PATCH v2 10/14] mm/pagemap: add PAGE_IS_ACCESSED for RWP tracking
  2026-05-08 · "Kiryl Shutsemau (Meta)" <kas@kernel.org>
• COLD20d [PATCH v2 04/14] mm: add VM_UFFD_RWP VMA flag
  2026-05-08 · "Kiryl Shutsemau (Meta)" <kas@kernel.org>
• COLD20d REVIEWED: 11 (11M) [PATCH v2 03/14] mm: rename uffd-wp PTE accessors to uffd
  2026-05-08 · "Kiryl Shutsemau (Meta)" <kas@kernel.org>
• COLD43d [RFC PATCH v1 5/9] uaccess: Switch to copy_{to/from}_user_partial() when relevant
  2026-04-27 · "Christophe Leroy (CS GROUP)" <chleroy@kernel.org>
• COLD39d [PATCH 10/14] mm/pagemap: add PAGE_IS_ACCESSED for RWP tracking
  2026-04-27 · "Kiryl Shutsemau (Meta)" <kas@kernel.org>
• COLD39d [PATCH 04/14] mm: add VM_UFFD_RWP VMA flag
  2026-04-27 · "Kiryl Shutsemau (Meta)" <kas@kernel.org>
• COLD39d [PATCH 03/14] mm: rename uffd-wp PTE accessors to uffd
  2026-04-27 · "Kiryl Shutsemau (Meta)" <kas@kernel.org>
• COLD45d [RFC, PATCH 09/12] mm/pagemap: add PAGE_IS_UFFD_DEACTIVATED to PAGEMAP_SCAN
  2026-04-14 · "Kiryl Shutsemau (Meta)" <kas@kernel.org>
• STALE70d [PATCH v6 5/6] mm: use vma_start_write_killable() in process_vma_walk_lock()
  2026-03-27 · Suren Baghdasaryan <surenb@google.com>
• STALE76d [PATCH v5 5/6] mm: use vma_start_write_killable() in process_vma_walk_lock()
  2026-03-26 · Suren Baghdasaryan <surenb@google.com>
• STALE79d [PATCH v4 4/4] mm: use vma_start_write_killable() in process_vma_walk_lock()
  2026-03-22 · Suren Baghdasaryan <surenb@google.com>
• STALE98d [PATCH v3 3/3] mm: use vma_start_write_killable() in process_vma_walk_lock()
  2026-02-26 · Suren Baghdasaryan <surenb@google.com>
• STALE113d [PATCH v2 3/3] mm: use vma_start_write_killable() in process_vma_walk_lock()
  2026-02-17 · Suren Baghdasaryan <surenb@google.com>
• STALE196d Re: [PATCH v3 14/16] mm: remove is_hugetlb_entry_[migration, hwpoisoned]()
  2025-11-27 · Lorenzo Stoakes <hidden>
• STALE196d [PATCH v3 07/16] mm: avoid unnecessary use of is_swap_pmd()
  2025-11-10 · Lorenzo Stoakes <hidden>
• STALE196d [PATCH v3 13/16] mm: remove non_swap_entry() and use softleaf helpers instead
  2025-11-10 · Lorenzo Stoakes <hidden>
• STALE196d [PATCH v3 06/16] fs/proc/task_mmu: refactor pagemap_pmd_range()
  2025-11-10 · 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.

• COLD45d [RFC, PATCH 09/12] mm/pagemap: add PAGE_IS_UFFD_DEACTIVATED to PAGEMAP_SCAN
  2026-04-14 · "Kiryl Shutsemau (Meta)" <kas@kernel.org>
• COLD39d [PATCH 04/14] mm: add VM_UFFD_RWP VMA flag
  2026-04-27 · "Kiryl Shutsemau (Meta)" <kas@kernel.org>