Active subsystems in linux-patches

100 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.

• networking [general]
  689 messages in 7d · last 2026-09-30 19:38 · "David S. Miller" et al.
• networking drivers
  482 messages in 7d · last 2026-09-30 19:36 · Andrew Lunn et al.
• sound
  248 messages in 7d · last 2026-09-30 19:22 · Jaroslav Kysela et al.
• drm drivers
  156 messages in 7d · last 2026-09-30 19:39 · David Airlie et al.
• sound - soc layer / dynamic audio power management (asoc) Supported
  126 messages in 7d · last 2026-09-30 19:22 · Liam Girdwood et al.
• bpf [general] (safe dynamic programs and tools) Supported
  125 messages in 7d · last 2026-09-30 19:38 · Alexei Starovoitov et al.
• tc subsystem
  101 messages in 7d · last 2026-09-30 19:35 · Jamal Hadi Salim et al.
• drm drivers and misc gpu patches
  99 messages in 7d · last 2026-09-30 19:33 · Maarten Lankhorst et al.
• nfc subsystem
  96 messages in 7d · last 2026-09-30 19:36 · David Heidelberg
• infiniband subsystem Supported
  87 messages in 7d · last 2026-09-30 19:20 · Jason Gunthorpe et al.
• netfilter
  86 messages in 7d · last 2026-09-30 19:35 · Pablo Neira Ayuso et al.
• x86 architecture (32-bit and 64-bit)
  71 messages in 7d · last 2026-09-30 19:35 · Thomas Gleixner et al.
• kernel selftest framework
  68 messages in 7d · last 2026-09-30 19:33 · Shuah Khan et al.
• s390 architecture Supported
  68 messages in 7d · last 2026-09-30 19:32 · Heiko Carstens et al.
• bluetooth subsystem Supported
  63 messages in 7d · last 2026-09-30 19:32 · Marcel Holtmann et al.
• mac80211
  61 messages in 7d · last 2026-09-30 19:22 · Johannes Berg
• acpi Supported
  58 messages in 7d · last 2026-09-30 19:01 · "Rafael J. Wysocki"
• stmmac ethernet driver
  55 messages in 7d · last 2026-09-30 19:35 · Maxime Chevallier
• acpi component architecture (acpica) Supported
  54 messages in 7d · last 2026-09-30 18:50 · "Rafael J. Wysocki" et al.
• btrfs file system
  51 messages in 7d · last 2026-09-30 19:23 · David Sterba
• arm64 port (aarch64 architecture)
  48 messages in 7d · last 2026-09-30 19:32 · Catalin Marinas et al.
• kernel smb3 server (ksmbd)
  48 messages in 7d · last 2026-09-30 19:24 · Namjae Jeon et al.
• rds - reliable datagram sockets Supported
  47 messages in 7d · last 2026-09-30 19:12 · Allison Henderson
• mellanox mlx5 core vpi driver
  43 messages in 7d · last 2026-09-30 19:32 · Saeed Mahameed et al.
• radeon and amdgpu drm drivers Supported
  41 messages in 7d · last 2026-09-30 19:39 · Alex Deucher et al.
• scsi subsystem
  40 messages in 7d · last 2026-09-30 19:30 · "James E.J. Bottomley" et al.
• dma generic offload engine subsystem
  38 messages in 7d · last 2026-09-30 19:22 · Vinod Koul
• 802.11 (including cfg80211/nl80211)
  36 messages in 7d · last 2026-09-30 19:19 · Johannes Berg
• pci subsystem Supported
  36 messages in 7d · last 2026-09-30 18:56 · Bjorn Helgaas
• bluetooth drivers Supported
  35 messages in 7d · last 2026-09-30 19:24 · Marcel Holtmann et al.
• broadcom genet ethernet driver
  34 messages in 7d · last 2026-09-30 19:34 · Doug Berger et al.
• virtio gpu driver
  34 messages in 7d · last 2026-09-30 19:32 · David Airlie et al.
• bpf [networking] (tcx & tc bpf, sock_addr)
  33 messages in 7d · last 2026-09-30 19:38 · Daniel Borkmann
• networking [dsa]
  33 messages in 7d · last 2026-09-30 19:34 · Andrew Lunn et al.
• networking [ipv4/ipv6]
  31 messages in 7d · last 2026-09-30 19:28 · David Ahern et al.
• usb subsystem Supported
  31 messages in 7d · last 2026-09-30 19:16 · Greg Kroah-Hartman
• documentation
  30 messages in 7d · last 2026-09-30 19:30 · Jonathan Corbet
• hid core layer
  30 messages in 7d · last 2026-09-30 19:30 · Jiri Kosina et al.
• arm/cortina systems gemini arm architecture
  29 messages in 7d · last 2026-09-30 19:22 · Hans Ulli Kroll et al.
• sctp protocol
  28 messages in 7d · last 2026-09-30 19:32 · Marcelo Ricardo Leitner et al.
• rdt - resource allocation Supported
  28 messages in 7d · last 2026-09-30 17:16 · Tony Luck et al.
• media input infrastructure (v4l/dvb)
  27 messages in 7d · last 2026-09-30 19:20 · Mauro Carvalho Chehab
• networking [ipsec]
  27 messages in 7d · last 2026-09-30 19:18 · Steffen Klassert et al.
• kernel virtual machine for arm64 (kvm/arm64)
  26 messages in 7d · last 2026-09-30 19:30 · Marc Zyngier et al.
• linux for powerpc (32-bit and 64-bit) Supported
  25 messages in 7d · last 2026-09-30 19:24 · Madhavan Srinivasan
• nfc virtual nci device driver Supported
  24 messages in 7d · last 2026-09-30 19:33 · Bongsu Jeon
• usb networking drivers Odd Fixes
  24 messages in 7d · last 2026-09-30 19:32
• common clk framework
  24 messages in 7d · last 2026-09-30 19:18 · Stephen Boyd et al.
• tracing
  23 messages in 7d · last 2026-09-30 19:29 · Steven Rostedt et al.
• watchdog device drivers
  22 messages in 7d · last 2026-09-30 19:13 · Wim Van Sebroeck et al.
• hardware monitoring
  21 messages in 7d · last 2026-09-30 19:18 · Guenter Roeck
• arm port Odd Fixes
  21 messages in 7d · last 2026-09-30 19:18 · Russell King
• ethernet bridge
  20 messages in 7d · last 2026-09-30 19:35 · Nikolay Aleksandrov et al.
• spi subsystem
  20 messages in 7d · last 2026-09-30 19:30 · Mark Brown
• virtio core
  20 messages in 7d · last 2026-09-30 19:10 · "Michael S. Tsirkin" et al.
• thunderbolt driver
  20 messages in 7d · last 2026-09-30 18:47 · Andreas Noever et al.
• openvpn data channel offload Supported
  20 messages in 7d · last 2026-09-30 18:30 · Antonio Quartulli
• mips
  19 messages in 7d · last 2026-09-30 19:33 · Thomas Bogendoerfer
• drm driver for nvidia geforce/quadro gpus Supported
  18 messages in 7d · last 2026-09-30 19:33 · Lyude Paul et al.
• security subsystem Supported
  18 messages in 7d · last 2026-09-30 19:31 · Paul Moore et al.
• s390 common i/o layer Supported
  18 messages in 7d · last 2026-09-30 19:30 · Vineeth Vijayan et al.
• soft-iwarp driver (siw) Supported
  18 messages in 7d · last 2026-09-30 19:20 · Bernard Metzler
• block layer
  18 messages in 7d · last 2026-09-30 19:20 · Jens Axboe
• pci native host bridge and endpoint drivers Supported
  18 messages in 7d · last 2026-09-30 18:55 · Lorenzo Pieralisi et al.
• meta ethernet drivers
  18 messages in 7d · last 2026-09-30 18:31 · Alexander Duyck et al.
• arm/rockchip soc support
  17 messages in 7d · last 2026-09-30 19:35 · Heiko Stuebner
• bpf [library] (libbpf)
  17 messages in 7d · last 2026-09-30 19:31 · Andrii Nakryiko et al.
• kernel virtual machine for s390 (kvm/s390) Supported
  17 messages in 7d · last 2026-09-30 19:29 · Christian Borntraeger et al.
• networking drivers (wireless)
  17 messages in 7d · last 2026-09-30 19:21 · Johannes Berg
• arm/mstar/sigmastar armv7 soc support
  17 messages in 7d · last 2026-09-30 19:13 · Daniel Palmer et al.
• intel wireless wifi link (iwlwifi) Supported
  17 messages in 7d · last 2026-09-30 18:59 · Miri Korenblit
• multimedia card (mmc), secure digital (sd) and sdio subsystem
  17 messages in 7d · last 2026-09-30 18:50 · Ulf Hansson
• bpf [core]
  16 messages in 7d · last 2026-09-30 19:38 · Alexei Starovoitov et al.
• network drop monitor
  16 messages in 7d · last 2026-09-30 19:24 · Neil Horman
• soundwire subsystem Supported
  16 messages in 7d · last 2026-09-30 19:19 · Vinod Koul et al.
• nvm express driver Supported
  16 messages in 7d · last 2026-09-30 19:16 · Keith Busch et al.
• marvell 88e6xxx ethernet switch fabric driver
  16 messages in 7d · last 2026-09-30 19:07 · Andrew Lunn
• amd display core Supported
  15 messages in 7d · last 2026-09-30 19:39 · Harry Wentland et al.
• pin control subsystem
  15 messages in 7d · last 2026-09-30 19:29 · Linus Walleij
• landlock security module Supported
  15 messages in 7d · last 2026-09-30 19:20 · Mickaël Salaün
• bonding driver
  14 messages in 7d · last 2026-09-30 19:34 · Jay Vosburgh
• intel pro/wireless 2100, 2200bg, 2915abg network connection support
  14 messages in 7d · last 2026-09-30 19:19 · Stanislav Yakovlev
• arm/qualcomm mailing list
  14 messages in 7d · last 2026-09-30 19:16
• kernel virtual machine for x86 (kvm/x86) Supported
  14 messages in 7d · last 2026-09-30 18:26 · Sean Christopherson et al.
• arm/qualcomm support
  13 messages in 7d · last 2026-09-30 19:16 · Bjorn Andersson et al.
• edac-core Supported
  13 messages in 7d · last 2026-09-30 19:03 · Borislav Petkov et al.
• tipc network layer
  12 messages in 7d · last 2026-09-30 19:35 · Jon Maloy et al.
• system control & power/management interface (scpi/scmi) message protocol drivers
  12 messages in 7d · last 2026-09-30 19:18 · Sudeep Holla
• performance events subsystem Supported
  12 messages in 7d · last 2026-09-30 19:16 · Peter Zijlstra et al.
• scsi target subsystem Supported
  12 messages in 7d · last 2026-09-30 19:12 · "Martin K. Petersen"
• char and misc drivers Supported
  12 messages in 7d · last 2026-09-30 19:10 · Arnd Bergmann et al.
• native instruments usb sound interface driver
  12 messages in 7d · last 2026-09-30 19:09 · Daniel Mack
• virtio host (vhost)
  12 messages in 7d · last 2026-09-30 19:09 · "Michael S. Tsirkin" et al.
• common internet file system client (cifs and smb3) Supported
  12 messages in 7d · last 2026-09-30 19:02 · Paulo Alcantara et al.
• crypto api
  12 messages in 7d · last 2026-09-30 18:47 · Herbert Xu et al.
• risc-v architecture Supported
  12 messages in 7d · last 2026-09-30 18:28 · Paul Walmsley et al.
• kernel virtual machine for risc-v (kvm/riscv)
  12 messages in 7d · last 2026-09-30 18:28 · Anup Patel
• shared memory communications (smc) sockets Supported
  11 messages in 7d · last 2026-09-30 19:34 · D. Wythe et al.
• ipvs
  11 messages in 7d · last 2026-09-30 19:33 · Simon Horman et al.
• bpf [l7 framework] (sockmap)
  11 messages in 7d · last 2026-09-30 19:32 · John Fastabend et al.