Active subsystems in linux-kselftest

67 subsystems with patch activity in the last 7 days, busiest first. Each links to its own dashboard: recent patches, active threads and reviewers for the paths that subsystem claims in MAINTAINERS.

• kernel selftest framework
  166 messages in 7d · last 2026-09-20 13:24 · Shuah Khan et al.
• bpf [general] (safe dynamic programs and tools) Supported
  39 messages in 7d · last 2026-09-20 13:23 · Alexei Starovoitov et al.
• memory management - misc
  37 messages in 7d · last 2026-09-19 00:46 · Andrew Morton et al.
• networking [general]
  36 messages in 7d · last 2026-09-20 13:24 · "David S. Miller" et al.
• dynamic debug
  29 messages in 7d · last 2026-09-16 15:33 · Jason Baron et al.
• vfio driver
  27 messages in 7d · last 2026-09-16 23:50 · Alex Williamson
• bpf [selftests] (test runners & infrastructure)
  25 messages in 7d · last 2026-09-20 09:32 · Andrii Nakryiko et al.
• documentation
  21 messages in 7d · last 2026-09-20 11:17 · Jonathan Corbet
• kernel virtual machine for arm64 (kvm/arm64)
  19 messages in 7d · last 2026-09-20 11:22 · Marc Zyngier et al.
• risc-v architecture Supported
  18 messages in 7d · last 2026-09-20 07:20 · Paul Walmsley et al.
• arm64 port (aarch64 architecture)
  17 messages in 7d · last 2026-09-20 11:17 · Catalin Marinas et al.
• memory management
  16 messages in 7d · last 2026-09-19 01:14 · Andrew Morton
• memory management - thp (transparent huge page)
  16 messages in 7d · last 2026-09-19 00:25 · Andrew Morton et al.
• crypto api
  16 messages in 7d · last 2026-09-17 23:00 · Herbert Xu et al.
• kernel virtual machine (kvm) Supported
  13 messages in 7d · last 2026-09-20 11:22 · Paolo Bonzini
• networking [ipv4/ipv6]
  10 messages in 7d · last 2026-09-18 22:13 · David Ahern et al.
• networking drivers
  9 messages in 7d · last 2026-09-18 11:26 · Andrew Lunn et al.
• kernel virtual machine for x86 (kvm/x86) Supported
  9 messages in 7d · last 2026-09-18 08:56 · Sean Christopherson et al.
• x86 architecture (32-bit and 64-bit)
  9 messages in 7d · last 2026-09-18 08:56 · Thomas Gleixner et al.
• damon
  8 messages in 7d · last 2026-09-19 01:14 · SJ Park
• control group (cgroup)
  7 messages in 7d · last 2026-09-20 08:23 · Tejun Heo et al.
• block layer
  7 messages in 7d · last 2026-09-18 05:50 · Jens Axboe
• control group - block io controller (blkio)
  7 messages in 7d · last 2026-09-18 05:50 · Tejun Heo et al.
• fuse filesystem [core] Supported
  7 messages in 7d · last 2026-09-16 15:55 · Miklos Szeredi
• generic include/asm header files
  7 messages in 7d · last 2026-09-16 15:33 · Arnd Bergmann
• bpf [tooling] (bpftool)
  6 messages in 7d · last 2026-09-19 11:13 · Quentin Monnet
• vfio selftests
  6 messages in 7d · last 2026-09-16 23:50 · David Matlack
• open firmware and flattened device tree bindings
  5 messages in 7d · last 2026-09-20 07:19 · Rob Herring et al.
• tracing
  5 messages in 7d · last 2026-09-19 14:38 · Steven Rostedt et al.
• risc-v spacemit soc support
  4 messages in 7d · last 2026-09-20 07:19 · Yixun Lan
• tc subsystem
  4 messages in 7d · last 2026-09-19 06:02 · Jamal Hadi Salim et al.
• hwpoison memory failure handling
  4 messages in 7d · last 2026-09-17 20:45 · Miaohe Lin
• mellanox mlx5 core vpi driver
  4 messages in 7d · last 2026-09-16 23:50 · Saeed Mahameed et al.
• mellanox mlx5 ib driver Supported
  4 messages in 7d · last 2026-09-16 23:50 · Leon Romanovsky
• compute express link (cxl)
  4 messages in 7d · last 2026-09-16 18:37 · Davidlohr Bueso et al.
• kernel nfsd, sunrpc, and lockd servers Supported
  4 messages in 7d · last 2026-09-15 16:58 · Chuck Lever et al.
• memory management - core
  3 messages in 7d · last 2026-09-18 11:23 · Andrew Morton et al.
• real time clock (rtc) subsystem
  3 messages in 7d · last 2026-09-16 21:31 · Alexandre Belloni
• control group - cpuset
  2 messages in 7d · last 2026-09-20 08:23 · Waiman Long
• secure computing Supported
  2 messages in 7d · last 2026-09-20 07:20 · Kees Cook
• networking [mptcp]
  2 messages in 7d · last 2026-09-18 18:38 · Matthieu Baerts et al.
• netfilter
  2 messages in 7d · last 2026-09-18 18:31 · Pablo Neira Ayuso et al.
• openvswitch
  2 messages in 7d · last 2026-09-18 14:47 · Aaron Conole et al.
• bpf [memory management extensions]
  2 messages in 7d · last 2026-09-18 06:59 · Roman Gushchin et al.
• bpf [core]
  2 messages in 7d · last 2026-09-17 08:12 · Alexei Starovoitov et al.
• high-resolution timers, timer wheel, clockevents
  2 messages in 7d · last 2026-09-17 01:53 · Anna-Maria Behnsen et al.
• timekeeping, clocksource core, ntp, alarmtimer Supported
  2 messages in 7d · last 2026-09-17 01:53 · John Stultz et al.
• module support
  2 messages in 7d · last 2026-09-16 15:33 · Luis Chamberlain et al.
• meta ethernet drivers
  2 messages in 7d · last 2026-09-15 18:21 · Alexander Duyck et al.
• networking [ethtool]
  2 messages in 7d · last 2026-09-15 18:21 · Andrew Lunn et al.
• hid core layer
  2 messages in 7d · last 2026-09-15 15:47 · Jiri Kosina et al.
• bitmap api
  1 message in 7d · last 2026-09-20 11:16 · Yury Norov
• memory management - userfaultfd
  1 message in 7d · last 2026-09-19 00:46 · Andrew Morton et al.
• memory management - gup (get user pages)
  1 message in 7d · last 2026-09-18 11:23 · Andrew Morton et al.
• x86 entry code
  1 message in 7d · last 2026-09-17 23:09 · Andy Lutomirski
• intel(r) flexible return and event delivery Supported
  1 message in 7d · last 2026-09-17 23:09 · Xin Li et al.
• tmpfs (shmem filesystem)
  1 message in 7d · last 2026-09-17 20:45 · Hugh Dickins
• arm/microchip sparx5 soc support Supported
  1 message in 7d · last 2026-09-17 06:47 · Steen Hegelund et al.
• control group - memory resource controller (memcg)
  1 message in 7d · last 2026-09-16 20:45 · Johannes Weiner et al.
• printk
  1 message in 7d · last 2026-09-16 15:33 · Petr Mladek
• drm drivers
  1 message in 7d · last 2026-09-16 15:33 · David Airlie et al.
• drm drivers and misc gpu patches
  1 message in 7d · last 2026-09-16 15:33 · Maarten Lankhorst et al.
• networking [sockets]
  1 message in 7d · last 2026-09-15 23:11 · Eric Dumazet et al.
• psp security protocol
  1 message in 7d · last 2026-09-15 23:11 · Daniel Zahka et al.
• yaml netlink (ynl)
  1 message in 7d · last 2026-09-15 16:58 · Donald Hunter et al.
• nfs, sunrpc, and lockd clients
  1 message in 7d · last 2026-09-15 16:58 · Trond Myklebust et al.
• 6lowpan generic (btle/ieee 802.15.4)
  1 message in 7d · last 2026-09-15 05:01 · Alexander Aring