control group (cgroup) · Maintained

Maintainers

• M Tejun Heo <tj@kernel.org>
• M Johannes Weiner <hannes@cmpxchg.org>
• M Michal Koutný <mkoutny@suse.com>

Paths

• F Documentation/admin-guide/cgroup-v1/
• F Documentation/admin-guide/cgroup-v2.rst
• F include/linux/cgroup*
• F kernel/cgroup/
• F tools/testing/selftests/cgroup/

Last 30 days

Most active threads (last 7 days)

• COOLING4d [PATCH 0/2] Bring includes in linux/kmod.h up to date
  2026-07-08 15:46 · 1 reply in 7d · Petr Pavlu <petr.pavlu@suse.com>

Recent patches

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

• COOLING4d [PATCH 1/2] umh, treewide: Explicitly include linux/umh.h where needed
  2026-07-08 · Petr Pavlu <petr.pavlu@suse.com>
• COLD27d [PATCH v3] security: Expand task_setscheduler LSM hook to include CPU affinity mask
  2026-05-26 · Aaron Tomlin <atomlin@atomlin.com>
• COLD56d [PATCH RFC 5/5] selftests/dmabuf-heaps: Add dma-buf memcg accounting tests
  2026-05-12 · Albert Esteve <hidden>
• COLD56d [PATCH RFC 2/5] dma-heap: charge dma-buf memory via explicit memcg
  2026-05-12 · Albert Esteve <hidden>
• COLD56d [PATCH RFC 1/5] memcg: Track exported dma-buffers
  2026-05-12 · Albert Esteve <hidden>
• COLD59d [PATCH v2 2/3] security: Expand task_setscheduler LSM hook to include CPU affinity mask
  2026-05-09 · Aaron Tomlin <atomlin@atomlin.com>
• COLD59d [PATCH v2 1/3] cgroup/cpuset: Fix deadline bandwidth leak in cpuset_can_attach()
  2026-05-09 · Aaron Tomlin <atomlin@atomlin.com>
• STALE63d [PATCH 2/3] security: Expand task_setscheduler LSM hook to include CPU affinity mask
  2026-05-09 · Aaron Tomlin <atomlin@atomlin.com>
• STALE63d [PATCH 1/3] cgroup/cpuset: Fix deadline bandwidth leak in cpuset_can_attach()
  2026-05-09 · Aaron Tomlin <atomlin@atomlin.com>
• STALE185d REVIEWED: 1 (0M) [PATCH v3] selftests: complete kselftest include centralization
  2025-10-16 · Bala-Vignesh-Reddy <hidden>
• STALE75d REVIEWED: 2 (2M) [PATCH v3 09/14] cgroup/cpuset: Remove redundant rcu_read_lock/unlock() in spin_lock
  2025-09-16 · pengdonglin <hidden>
• STALE75d [PATCH v3 08/14] cgroup: Remove redundant rcu_read_lock/unlock() in spin_lock
  2025-09-16 · pengdonglin <hidden>
• STALE301d [PATCH v2] rcu: Remove redundant rcu_read_lock/unlock() in spin_lock critical sections
  2025-09-15 · pengdonglin <hidden>
• STALE303d [PATCH] rcu: Remove redundant rcu_read_lock/unlock() in spin_lock critical sections
  2025-09-12 · pengdonglin <hidden>
• STALE299d LANDED: 1 (0M) [PATCH v2 2/4] copy_process: pass clone_flags as u64 across calltree
  2025-09-01 · Simon Schuster via B4 Relay <devnull+schuster.simon.siemens-energy.com@kernel.org>
• STALE185d [PATCH v2 2/2] selftests: Replace relative includes with non-relative for kselftest.h and kselftest_harness.h
  2025-08-30 · Bala-Vignesh-Reddy <hidden>
• STALE185d [PATCH 2/2] selftests: Replace relative includes with non-relative for kselftest.h and kselftest_harness.h
  2025-08-27 · Bala-Vignesh-Reddy <hidden>
• STALE763d [PATCH v1 1/1] treewide: Align match_string() with sysfs_match_string()
  2024-06-03 · Andy Shevchenko <andriy.shevchenko@linux.intel.com>
• STALE782d [PATCH v5 09/68] selftests/cgroup: Drop define _GNU_SOURCE
  2024-05-22 · Edward Liaw <hidden>
• STALE788d [PATCH v4 08/66] selftests/cgroup: Drop define _GNU_SOURCE
  2024-05-10 · Edward Liaw <hidden>
• STALE792d [PATCH v3 10/68] selftests/cgroup: Drop define _GNU_SOURCE
  2024-05-09 · Edward Liaw <hidden>
• STALE1257d [PATCH v2 3/4] binder: Add flags to relinquish ownership of fds
  2023-01-23 · "T.J. Mercier" <tjmercier@google.com>
• STALE1257d [PATCH v2 1/4] memcg: Track exported dma-buffers
  2023-01-23 · "T.J. Mercier" <tjmercier@google.com>
• STALE1386d Re: [PATCH v1 2/3] landlock: Slightly improve documentation and fix spelling
  2022-09-24 · Bagas Sanjaya <hidden>
• STALE1671d LANDED: 6 (6M) [PATCH bpf-next v5 2/3] add missing bpf-cgroup.h includes
  2021-12-16 · Jakub Kicinski <kuba@kernel.org>
• STALE1672d [PATCH bpf-next v4 2/3] add missing bpf-cgroup.h includes
  2021-12-15 · Jakub Kicinski <kuba@kernel.org>
• STALE1674d [PATCH 03/12] selftests/cgroup: remove ARRAY_SIZE define from cgroup_util.h
  2021-12-10 · Shuah Khan <skhan@linuxfoundation.org>
• STALE1750d [PATCH 06/11] cgroup: fix -Wzero-length-bounds warnings
  2021-03-22 · Arnd Bergmann <arnd@kernel.org>
• STALE1983d [PATCH 1/2] Add namespace tags that can be used for matching without pinning a ns
  2021-02-04 · David Howells <dhowells@redhat.com>
• STALE1947d LANDED: 6 (6M) [PATCH v6 05/39] namei: make permission helpers idmapped mount aware
  2021-01-21 · Christian Brauner <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.

• COLD59d [PATCH v2 1/3] cgroup/cpuset: Fix deadline bandwidth leak in cpuset_can_attach()
  2026-05-09 · Aaron Tomlin <atomlin@atomlin.com>
• COLD56d [PATCH RFC 1/5] memcg: Track exported dma-buffers
  2026-05-12 · Albert Esteve <hidden>
• COLD56d [PATCH RFC 5/5] selftests/dmabuf-heaps: Add dma-buf memcg accounting tests
  2026-05-12 · Albert Esteve <hidden>