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 [PATCH v4 00/16] Fix bugs on HugeTLB folio allocation failure paths
  2026-07-22 23:41 · 1 reply in 7d · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• HOTtoday [PATCH v5 00/36] Private Memory NUMA Nodes
  2026-07-20 19:36 · 1 reply in 7d · Gregory Price <gourry@gourry.net>
• HOTtoday [PATCH v2 00/13] mm/slab, alloc_tag: reduce obj_ext memory waste
  2026-07-20 14:16 · 1 reply in 7d · "Vlastimil Babka (SUSE)" <vbabka@kernel.org>
• WARM1d [PATCH 2/5] Documentation: admin-guide: fix trailing whitespace in cgroup-v2.rst
  2026-07-18 16:56 · 1 reply in 7d · Yahya Toubali <hidden>
• HOTtoday [PATCH v3] Documentation: add SPDX license identifiers to RST files
  2026-07-18 16:56 · 0 replies in 7d · Yahya Toubali <hidden>
• DORMANTno replies [PATCH 2/5] Documentation: admin-guide: fix trailing whitespace in cgroup-v2.rst
  2026-07-18 14:40 · 0 replies in 7d · Yahya Toubali <hidden>
• WARM2d [PATCH] cgroup/cpu: document cpu.stat nice_usec and core_sched.force_idle_usec
  2026-07-18 08:01 · 0 replies in 7d · Tao Cui <hidden>
• COOLING5d [PATCH v2 0/2] blk-iolatency: fix io.latency documentation accuracy
  2026-07-17 06:03 · 2 replies in 7d · Tao Cui <hidden>
• COOLING6d [PATCH 0/2] blk-iolatency: fix io.latency documentation accuracy
  2026-07-17 04:29 · 2 replies in 7d · Tao Cui <hidden>
• DORMANTno replies REVIEWED: 1 (1M) [PATCH v3] Docs/admin-guide/cgroup-v2: document io.latency rotational vs non-rotational behavior
  2026-07-18 02:08 · 0 replies in 7d · Tao Cui <hidden>

Active reviewers (last 30 days)

• Michal Koutný <mkoutny@suse.com>
  1 attestation (1 Acked-by) · last on 2026-07-18
• Baoquan He <baoquan.he@linux.dev>
  1 attestation (1 Reviewed-by) · last on 2026-07-13
• Shakeel Butt <shakeel.butt@linux.dev>
  1 attestation (1 Suggested-by) · last on 2026-07-13
• Yosry Ahmed <yosry@kernel.org>
  1 attestation (1 Suggested-by) · last on 2026-07-13
• Qiliang Yuan <hidden>
  1 attestation (1 Co-developed-by) · last on 2026-07-10
• Tao Cui <hidden>
  1 attestation (1 Co-developed-by) · last on 2026-07-07

Recent patches

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

• HOTtoday [PATCH v4 01/16] mm: hugetlb: Track used_hpages when getting/putting pages from subpool
  2026-07-22 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• HOTtoday [PATCH v5 33/36] Documentation/mm: describe private (N_MEMORY_PRIVATE) memory nodes
  2026-07-20 · Gregory Price <gourry@gourry.net>
• HOTtoday [PATCH v2 01/13] mm/slab: skip kfence objects in allocation profiling
  2026-07-20 · "Vlastimil Babka (SUSE)" <vbabka@kernel.org>
• HOTtoday [PATCH v3] Documentation: add SPDX license identifiers to RST files
  2026-07-18 · Yahya Toubali <hidden>
• WARM1d [PATCH v3] Documentation: admin-guide: fix trailing whitespace in cgroup-v2.rst
  2026-07-18 · Yahya Toubali <hidden>
• WARM1d [PATCH 2/5] Documentation: admin-guide: fix trailing whitespace in cgroup-v2.rst
  2026-07-18 · Yahya Toubali <hidden>
• DORMANTno replies [PATCH 2/5] Documentation: admin-guide: fix trailing whitespace in cgroup-v2.rst
  2026-07-18 · Yahya Toubali <hidden>
• WARM2d [PATCH] cgroup/cpu: document cpu.stat nice_usec and core_sched.force_idle_usec
  2026-07-18 · Tao Cui <hidden>
• DORMANTno replies REVIEWED: 1 (1M) [PATCH v3] Docs/admin-guide/cgroup-v2: document io.latency rotational vs non-rotational behavior
  2026-07-18 · Tao Cui <hidden>
• COOLING5d [PATCH v2 2/2] Docs/admin-guide/cgroup-v2: fix delay_nsec unit in io.latency doc
  2026-07-17 · Tao Cui <hidden>
• COOLING5d [PATCH v2 1/2] Docs/admin-guide/cgroup-v2: document io.latency rotational vs non-rotational behavior
  2026-07-17 · Tao Cui <hidden>
• DORMANTno replies [PATCH 2/2] Docs/admin-guide/cgroup-v2: fix delay_nsec unit in io.latency doc
  2026-07-17 · Tao Cui <hidden>
• COOLING6d [PATCH 1/2] Docs/admin-guide/cgroup-v2: document io.latency rotational vs non-rotational behavior
  2026-07-17 · Tao Cui <hidden>
• HOTtoday [PATCH rdma-next v3 08/14] RDMA/cgroup: Disambiguate devices across net namespaces
  2026-07-16 · Jiri Pirko <jiri@resnulli.us>
• COOLING6d [PATCH rdma-next v2 08/14] RDMA/cgroup: Disambiguate devices across net namespaces
  2026-07-14 · Jiri Pirko <jiri@resnulli.us>
• COOLING7d [RFC v2 3/3] mm/lru_gen: expose oldest-generation page counts in memory.stat
  2026-07-14 · Zicheng Wang <hidden>
• COOLING7d [RFC v2 2/3] mm: memcontrol: add memory.aging cgroup v2 file
  2026-07-14 · Zicheng Wang <hidden>
• HOTtoday REVIEWED: 3 (3M) [PATCH v10 2/6] mm: swap: associate swap devices with tiers
  2026-07-13 · Youngjun Park <youngjun.park@lge.com>
• HOTtoday [PATCH v10 3/6] mm: memcontrol: add interface for swap tier selection
  2026-07-13 · Youngjun Park <youngjun.park@lge.com>
• COOLING13d [PATCH v4 10/11] docs: cgroup-v2: document kernel-noise isolation via isolated partitions
  2026-07-10 · Jing Wu <hidden>
• COOLING8d [PATCH rdma-next 08/13] RDMA/cgroup: Scope rdma cgroup device visibility to the net namespace
  2026-07-09 · Jiri Pirko <jiri@resnulli.us>
• COLD15d [PATCH 3/3] Docs/admin-guide/cgroup-v2: note blkcg_debug_stats gates io.latency stats
  2026-07-07 · Guopeng Zhang <hidden>
• COLD15d [PATCH 2/3] Docs/admin-guide/cgroup-v1: document rdma.peak, rdma.events and rdma.events.local
  2026-07-07 · Guopeng Zhang <hidden>
• COLD15d [PATCH 1/3] Docs/admin-guide/cgroup-v2: drop stale misc interface file count
  2026-07-07 · Guopeng Zhang <hidden>
• HOTtoday [PATCH 01/10] memcg: add support for GPU page counters. (v5)
  2026-07-06 · Dave Airlie <airlied@gmail.com>
• COLD16d [PATCH 01/10] memcg: add support for GPU page counters. (v4)
  2026-07-06 · Dave Airlie <airlied@gmail.com>
• COLD16d [PATCH] docs: cgroup: Fix bracket
  2026-07-03 · Manuel Ebner <hidden>
• WARM2d [PATCH v3] cgroup/cpu: document cpu.stat.local and clarify cpu.stat behavior
  2026-06-29 · Sun Shaojie <hidden>
• WARM2d [PATCH v2] cgroup/cpu: document cpu.stat.local
  2026-06-26 · Sun Shaojie <hidden>
• WARM2d [PATCH] cgroup/cpu: document cpu.stat.local
  2026-06-25 · Sun Shaojie <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.

• STALE191d REVIEWED: 1 (0M) [PATCH cgroup/for-6.20 v5 4/5] cgroup/cpuset: Don't invalidate sibling partitions on cpuset.cpus conflict
  2026-01-12 · Waiman Long <longman@redhat.com> · 1 Reviewed-by
• STALE156d REVIEWED: 1 (0M) [PATCH AUTOSEL 6.19-6.18] cgroup/cpuset: Don't fail cpuset.cpus change in v2
  2026-02-14 · Sasha Levin <sashal@kernel.org> · 1 Reviewed-by
• COLD28d REVIEWED: 1 (1M) [PATCH v2 2/2] cgroup/cpuset: Rebind/migrate mm only for threadgroup leader in cpuset_update_tasks_nodemask()
  2026-06-23 · Waiman Long <longman@redhat.com> · 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.

• DORMANTno replies [PATCH v2] Documentation: Fix typos and grammatical errors
  2026-01-12 · Nauman Sabir <hidden>
• STALE163d [RFC PATCH -next 7/7] mm/mglru: remove memcg lru
  2026-01-20 · Chen Ridong <hidden>
• STALE182d [RFC PATCH 3/3] docs/cgroup: document memory.lru_gen interface
  2026-01-21 · Jiayuan Chen <jiayuan.chen@linux.dev>
• STALE149d Re: [PATCH 29/33] sched/arm64: Move fallback task cpumask to HK_TYPE_DOMAIN
  2026-01-22 · Frederic Weisbecker <frederic@kernel.org>
• STALE125d [PATCH v4 01/21] mm/swap: decouple swap cache from physical swap infrastructure
  2026-03-18 · Nhat Pham <nphamcs@gmail.com>
• STALE82d [PATCH v5 01/21] mm/swap: decouple swap cache from physical swap infrastructure
  2026-03-20 · Nhat Pham <nphamcs@gmail.com>
• STALE101d [PATCH RFC 01/13] mm/rmap: remove folio->_nr_pages_mapped
  2026-04-12 · "David Hildenbrand (Arm)" <david@kernel.org>
• STALE101d [PATCH RFC 02/13] fs/proc/task_mmu: remove CONFIG_PAGE_MAPCOUNT handling for "mapmax"
  2026-04-12 · "David Hildenbrand (Arm)" <david@kernel.org>
• STALE101d [PATCH RFC 03/13] fs/proc/page: remove CONFIG_PAGE_MAPCOUNT handling for kpagecount
  2026-04-12 · "David Hildenbrand (Arm)" <david@kernel.org>
• STALE101d [PATCH RFC 04/13] fs/proc/task_mmu: remove CONFIG_PAGE_MAPCOUNT handling for PM_MMAP_EXCLUSIVE
  2026-04-12 · "David Hildenbrand (Arm)" <david@kernel.org>