documentation · Maintained

Maintainers

• M Jonathan Corbet <corbet@lwn.net>
• R Shuah Khan <skhan@linuxfoundation.org>

Paths

• F Documentation/
• F tools/lib/python/
• F tools/docs/
• F tools/net/ynl/pyynl/lib/doc_generator.py
• X Documentation/ABI/
• X Documentation/admin-guide/media/
• X Documentation/devicetree/
• X Documentation/driver-api/media/
• X Documentation/firmware-guide/acpi/
• X Documentation/i2c/
• X Documentation/netlink/
• X Documentation/power/
• X Documentation/spi/
• X Documentation/userspace-api/media/

Last 30 days

Most active threads (last 7 days)

• HOTtoday [RFC PATCH 00/14] driver core: defer per-VF sysfs creation for fast SR-IOV bring-up
  2026-07-02 17:55 · 1 reply in 7d · Pavol Sakac <hidden>
• HOTtoday [PATCH v5 0/3] mm/hmm: Add mmap lock-drop support for userfaultfd-backed mappings
  2026-07-02 17:32 · 1 reply in 7d · Stanislav Kinsburskii <hidden>
• WARM2d [PATCH v2 00/19] maple_tree: lock checking and clean ups
  2026-06-30 19:09 · 2 replies in 7d · "Liam R. Howlett (Oracle)" <liam@infradead.org>
• WARM1d [PATCH] mm/ksm: document side-channel security considerations
  2026-07-01 12:34 · 0 replies in 7d · Lukas Gerlach <hidden>
• WARM3d [PATCH v7 00/15] userfaultfd: working set tracking for VM guest memory
  2026-06-29 12:08 · 4 replies in 7d · Kiryl Shutsemau <hidden>
• WARM1d [PATCH v6 0/3] mm: clean up folio LRU and swap declarations
  2026-06-30 16:28 · 1 reply in 7d · Jianyue Wu <hidden>
• WARM2d [PATCH v4 0/3] mm/hmm: Add mmap lock-drop support for userfaultfd-backed mappings
  2026-06-30 15:21 · 1 reply in 7d · Stanislav Kinsburskii <hidden>
• WARM3d [PATCH 00/18] maple_tree: lock checking and clean ups
  2026-06-29 14:42 · 2 replies in 7d · "Liam R. Howlett (Oracle)" <liam@infradead.org>
• WARM2d [PATCH 00/11] mm/damon: update, optimize, and clean up doc, tests, and code
  2026-06-30 14:17 · 1 reply in 7d · SJ Park <sj@kernel.org>
• WARM2d IN LINUX-NEXT [PATCH v10 0/6] mm/memory-failure: add panic option for unrecoverable pages
  2026-06-30 12:46 · 1 reply in 7d · Breno Leitao <leitao@debian.org>

Active reviewers (last 30 days)

• Lorenzo Stoakes <ljs@kernel.org>
  7 attestations (7 Reviewed-by) · last on 2026-06-30
• David Hildenbrand <david@kernel.org>
  6 attestations (4 Acked-by, 2 Suggested-by) · last on 2026-06-30
• Yosry Ahmed <yosry@kernel.org>
  4 attestations (4 Suggested-by) · last on 2026-06-29
• Mike Rapoport (Microsoft) <rppt@kernel.org>
  3 attestations (1 Acked-by, 2 Reviewed-by) · last on 2026-06-29
• Jason Gunthorpe <jgg@ziepe.ca>
  2 attestations (2 Suggested-by) · last on 2026-06-30
• Baoquan He <hidden>
  2 attestations (2 Suggested-by) · last on 2026-06-30
• Johannes Weiner <hannes@cmpxchg.org>
  2 attestations (2 Acked-by) · last on 2026-06-30
• SJ Park <sj@kernel.org>
  2 attestations (2 Reviewed-by) · last on 2026-06-29
• Nhat Pham <nphamcs@gmail.com>
  2 attestations (2 Suggested-by) · last on 2026-06-29
• Vlastimil Babka (SUSE) <vbabka@kernel.org>
  2 attestations (2 Suggested-by) · last on 2026-06-23

Recent patches

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

• HOTtoday [RFC PATCH 13/14] Documentation: add lazy sysfs initialisation and device_sysfs_entry docs
  2026-07-02 · Pavol Sakac <hidden>
• HOTtoday [PATCH v5 2/3] mm/hmm: add hmm_range_fault_unlockable() for mmap lock-drop support
  2026-07-02 · Stanislav Kinsburskii <hidden>
• WARM1d [PATCH] mm/ksm: document side-channel security considerations
  2026-07-01 · Lukas Gerlach <hidden>
• WARM2d [PATCH v2 15/19] maple_tree: Document erase and allocations better
  2026-06-30 · "Liam R. Howlett (Oracle)" <liam@infradead.org>
• WARM2d [PATCH v2 04/19] maple_tree: Documentation fix
  2026-06-30 · "Liam R. Howlett (Oracle)" <liam@infradead.org>
• WARM1d REVIEWED: 32 (32M) [PATCH v6 2/3] mm: rename swap.c to folio.c
  2026-06-30 · Jianyue Wu <hidden>
• WARM2d [PATCH v4 2/3] mm/hmm: add hmm_range_fault_unlockable() for mmap lock-drop support
  2026-06-30 · Stanislav Kinsburskii <hidden>
• WARM2d [PATCH 01/11] Docs/mm/damon/design: update for DAMOS_QUOTA_NODE_ELIGIBLE_MEM_BP
  2026-06-30 · SJ Park <sj@kernel.org>
• WARM2d IN LINUX-NEXT [PATCH v10 5/6] Documentation: document panic_on_unrecoverable_memory_failure sysctl
  2026-06-30 · Breno Leitao <leitao@debian.org>
• WARM2d [PATCH v5] coredump: Add bit 9 of coredump_filter for pre-exit files before dumping
  2026-06-30 · Xin Zhao <hidden>
• WARM3d REVIEWED: 32 (32M) [PATCH v5 2/3] mm: rename swap.c to folio_lru.c
  2026-06-30 · Jianyue Wu <hidden>
• WARM2d REVIEWED: 11 (10M) [PATCH v2] docs/mm: Fix braces
  2026-06-29 · Manuel Ebner <hidden>
• WARM2d REVIEWED: 1 (1M) [PATCH 3/5] Docs/{admin-guide,mm}/damon: fix DAMON documentation details
  2026-06-29 · SJ Park <sj@kernel.org>
• WARM3d [PATCH 15/18] maple_tree: Document erase and allocations better
  2026-06-29 · "Liam R. Howlett (Oracle)" <liam@infradead.org>
• WARM3d [PATCH 04/18] maple_tree: Documentation fix
  2026-06-29 · "Liam R. Howlett (Oracle)" <liam@infradead.org>
• WARM1d [PATCH v3 14/16] mm: Move __alloc_pages() to mm/page_alloc.h
  2026-06-29 · Brendan Jackman <jackmanb@google.com>
• WARM3d [PATCH v7 15/15] Documentation/userfaultfd: document RWP working set tracking
  2026-06-29 · Kiryl Shutsemau <hidden>
• WARM3d REVIEWED: 11 (11M) [PATCH v7 11/15] mm/pagemap: add PAGE_IS_ACCESSED for RWP tracking
  2026-06-29 · Kiryl Shutsemau <hidden>
• WARM3d REVIEWED: 11 (11M) [PATCH v7 09/15] userfaultfd: add UFFDIO_REGISTER_MODE_RWP and UFFDIO_RWPROTECT plumbing
  2026-06-29 · Kiryl Shutsemau <hidden>
• WARM3d REVIEWED: 22 (22M) [PATCH v7 05/15] mm: add VM_UFFD_RWP VMA flag
  2026-06-29 · Kiryl Shutsemau <hidden>
• HOTtoday [PATCH v5 5/6] mm/zswap: Add per-memcg stat for proactive writeback
  2026-06-29 · Hao Jia <hidden>
• HOTtoday [PATCH v5 4/6] mm/zswap: Implement proactive writeback
  2026-06-29 · Hao Jia <hidden>
• HOTtoday IN LINUX-NEXT [PATCH v2] mm/hugetlb_cma: support percentage-based hugetlb_cma reservation
  2026-06-28 · Sourav Panda <hidden>
• WARM3d [PATCH] docs/mm: Fix brackets
  2026-06-27 · Manuel Ebner <hidden>
• WARM1d [PATCH v4 6/6] docs/seccomp: document pinned-memfd redirect ioctls
  2026-06-27 · Cong Wang <hidden>
• WARM2d [PATCH v2] docs: pagemap: fix flags location, member name and sample code
  2026-06-26 · Zenghui Yu <hidden>
• HOTtoday [PATCH 1/2] mm/kmemleak: report leaks only after N consecutive unreferenced scans
  2026-06-26 · Breno Leitao <leitao@debian.org>
• WARM3d [PATCH v10 5/6] Documentation: document panic_on_unrecoverable_memory_failure sysctl
  2026-06-26 · Breno Leitao <leitao@debian.org>
• COOLING7d [RFC PATCH v1.3 01/11] Docs/mm/damon/design: update for DAMOS_QUOTA_NODE_ELIGIBLE_MEM_BP
  2026-06-26 · SeongJae Park <sj@kernel.org>
• COOLING6d [PATCH v1] mm/hugetlb_cma: support percentage-based hugetlb_cma reservation
  2026-06-25 · Sourav Panda <hidden>

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.

• STALE164d REVIEWED: 3 (3M) [PATCHv3 04/15] mm: Rename the 'compound_head' field in the 'struct page' to 'compound_info'
  2026-01-15 · Kiryl Shutsemau <kas@kernel.org> · 1 Reviewed-by
• STALE162d REVIEWED: 9 (9M) [PATCH v2 02/31] exportfs: add new EXPORT_OP_STABLE_HANDLES flag
  2026-01-19 · Jeff Layton <jlayton@kernel.org> · 1 Reviewed-by
• STALE155d REVIEWED: 3 (3M) [PATCHv4 03/14] mm: Rename the 'compound_head' field in the 'struct page' to 'compound_info'
  2026-01-21 · Kiryl Shutsemau <kas@kernel.org> · 1 Reviewed-by
• STALE156d REVIEWED: 11 (11M) [PATCH v6 4/4] kho: document kexec-metadata tracking feature
  2026-01-27 · Breno Leitao <leitao@debian.org> · 1 Reviewed-by
• STALE154d REVIEWED: 6 (6M) [PATCHv5 03/17] mm: Rename the 'compound_head' field in the 'struct page' to 'compound_info'
  2026-01-28 · Kiryl Shutsemau <kas@kernel.org> · 2 Reviewed-by
• STALE154d REVIEWED: 3 (3M) [PATCHv5 16/17] hugetlb: Update vmemmap_dedup.rst
  2026-01-28 · Kiryl Shutsemau <kas@kernel.org> · 1 Reviewed-by
• STALE63d REVIEWED: 6 (6M) [PATCHv6 03/17] mm: Rename the 'compound_head' field in the 'struct page' to 'compound_info'
  2026-02-02 · Kiryl Shutsemau <kas@kernel.org> · 2 Reviewed-by
• STALE63d REVIEWED: 3 (3M) [PATCHv6 16/17] hugetlb: Update vmemmap_dedup.rst
  2026-02-02 · Kiryl Shutsemau <kas@kernel.org> · 1 Reviewed-by
• COLD37d REVIEWED: 1 (0M) [PATCH v3 3/3] Documentation: add documentation for MFD_MF_KEEP_UE_MAPPED
  2026-02-03 · Jiaqi Yan <hidden> · 1 Reviewed-by
• STALE63d REVIEWED: 18 (18M) [PATCHv7 17/18] hugetlb: Update vmemmap_dedup.rst
  2026-02-27 · "Kiryl Shutsemau (Meta)" <kas@kernel.org> · 2 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.

• STALE202d [PATCH 02/11] mm: Rename the 'compound_head' field in the 'struct page' to 'compound_info'
  2025-12-05 · Kiryl Shutsemau <kas@kernel.org>
• STALE202d [PATCH 11/11] hugetlb: Update vmemmap_dedup.rst
  2025-12-05 · Kiryl Shutsemau <kas@kernel.org>
• STALE203d [RFC LPC2025 PATCH 3/4] mm/vmscan/page_alloc: Deprecate min_{slab, unmapped}_ratio
  2025-12-05 · Joshua Hahn <joshua.hahnjy@gmail.com>
• STALE203d [RFC LPC2025 PATCH 4/4] mm/vmscan: Deprecate zone_reclaim_mode
  2025-12-05 · Joshua Hahn <joshua.hahnjy@gmail.com>
• STALE170d [RFC PATCH v4 9/9] mm: pghot: Add folio_mark_accessed() as hotness source
  2025-12-06 · Bharata B Rao <hidden>
• STALE201d [RFC PATCH v3 11/37] Docs/mm/damon/design: document page fault sampling primitive
  2025-12-08 · SeongJae Park <sj@kernel.org>
• STALE201d [RFC PATCH v3 12/37] Docs/admin-guide/mm/damon/usage: document sample primitives dir
  2025-12-08 · SeongJae Park <sj@kernel.org>
• STALE201d [RFC PATCH v3 24/37] Docs/mm/damon/design: document sample filters
  2025-12-08 · SeongJae Park <sj@kernel.org>
• STALE201d [RFC PATCH v3 25/37] Docs/admin-guide/mm/damon/usage: document sample filters dir
  2025-12-08 · SeongJae Park <sj@kernel.org>
• STALE201d [RFC PATCH v3 31/37] Docs/mm/damon/design: document threads type sample filter
  2025-12-08 · SeongJae Park <sj@kernel.org>