Active subsystems
100 subsystems with patch activity in the last 7 days, busiest first. Each links to a dashboard of patches, threads and reviewers.
| Subsystem | Messages, 7 days | Maintainer | Last |
|---|---|---|---|
| common internet file system client (cifs and smb3) Supported | 109 | Paulo Alcantara et al. | |
| proc filesystem | 55 | none listed | |
| networking [general] | 40 | "David S. Miller" et al. | |
| kernel smb3 server (ksmbd) | 33 | Namjae Jeon et al. | |
| linux for powerpc (32-bit and 64-bit) Supported | 24 | Madhavan Srinivasan | |
| filesystems [netfs library] Supported | 22 | David Howells et al. | |
| security subsystem Supported | 19 | Paul Moore et al. | |
| keys/keyrings | 18 | David Howells et al. | |
| scsi subsystem | 17 | "James E.J. Bottomley" et al. | |
| nfs, sunrpc, and lockd clients | 16 | Trond Myklebust et al. | |
| kernel nfsd, sunrpc, and lockd servers Supported | 15 | Chuck Lever et al. | |
| sound | 14 | Jaroslav Kysela et al. | |
| kernel selftest framework | 10 | Shuah Khan et al. | |
| s390 architecture Supported | 9 | Heiko Carstens et al. | |
| memory management | 9 | Andrew Morton | |
| documentation | 8 | Jonathan Corbet | |
| pressure stall information (psi) | 8 | Johannes Weiner et al. | |
| scheduler | 8 | Ingo Molnar et al. | |
| pnp support | 8 | "Rafael J. Wysocki" | |
| tensilica xtensa port (xtensa) | 7 | Chris Zankel et al. | |
| proc sysctl | 7 | Kees Cook et al. | |
| keys-trusted Supported | 6 | James Bottomley et al. | |
| keys-trusted-tee Supported | 6 | Sumit Garg | |
| isapnp | 6 | Jaroslav Kysela | |
| pci subsystem Supported | 6 | Bjorn Helgaas | |
| x86 platform drivers | 6 | Hans de Goede et al. | |
| smbdirect (rdma stream transport with read/write-offload, ms-smbd) | 5 | Namjae Jeon et al. | |
| memory management - allocation profiling (alloc tag) | 5 | Suren Baghdasaryan | |
| m68k architecture | 5 | Geert Uytterhoeven | |
| sparc + ultrasparc (sparc/sparc64) | 5 | "David S. Miller" et al. | |
| toshiba acpi extras driver | 5 | Azael Avalos | |
| intel pro/wireless 2100, 2200bg, 2915abg network connection support | 5 | Stanislav Yakovlev | |
| user-mode linux (uml) | 5 | Richard Weinberger et al. | |
| ntfs3 filesystem Supported | 5 | Konstantin Komarov | |
| rxrpc sockets (af_rxrpc) Supported | 4 | David Howells et al. | |
| kdump | 4 | Andrew Morton et al. | |
| arm port Odd Fixes | 4 | Russell King | |
| x86 architecture (32-bit and 64-bit) | 4 | Thomas Gleixner et al. | |
| tracing | 3 | Steven Rostedt et al. | |
| afs filesystem Supported | 3 | David Howells et al. | |
| input (keyboard, mouse, joystick, touchscreen) drivers | 3 | Dmitry Torokhov | |
| memory management - swap | 3 | Andrew Morton et al. | |
| srm (alpha) environment access | 3 | Jan-Benedict Glaw | |
| alpha port Odd Fixes | 3 | Richard Henderson et al. | |
| superh | 3 | Yoshinori Sato et al. | |
| acpi Supported | 3 | "Rafael J. Wysocki" | |
| dell laptop smm driver | 3 | Pali Rohár | |
| hardware monitoring | 3 | Guenter Roeck | |
| linux for power macintosh Orphan | 3 | none listed | |
| thinkpad acpi extras driver | 3 | Henrique de Moraes Holschuh | |
| s390 common i/o layer Supported | 3 | Vineeth Vijayan et al. | |
| usb gadget/peripheral subsystem Supported | 3 | Neill Kapron | |
| usb subsystem Supported | 3 | Greg Kroah-Hartman | |
| via unichrome(pro)/chrome9 framebuffer driver | 3 | Florian Tobias Schandinat | |
| framebuffer layer | 3 | Helge Deller | |
| jfs filesystem Odd Fixes | 3 | Dave Kleikamp | |
| irq subsystem | 3 | Thomas Gleixner | |
| dynamic debug | 3 | Jason Baron et al. | |
| scsi sg driver | 3 | Doug Gilbert | |
| locking primitives | 3 | Peter Zijlstra et al. | |
| netfilter | 3 | Pablo Neira Ayuso et al. | |
| kfifo | 3 | Stefani Seibold | |
| bpf [general] (safe dynamic programs and tools) Supported | 2 | Alexei Starovoitov et al. | |
| userspace copyin/copyout (uiovec) | 2 | Alexander Viro | |
| focusrite control protocol/scarlett2 mixer drivers (scarlett gen 2+, clarett, and vocaster) | 2 | Geoffrey D. Bennett | |
| infiniband subsystem Supported | 2 | Jason Gunthorpe et al. | |
| intel wireless wifi link (iwlwifi) Supported | 2 | Miri Korenblit | |
| realtek wireless driver (rtw89) | 2 | Ping-Ke Shih | |
| tty layer and serial drivers Supported | 2 | Greg Kroah-Hartman et al. | |
| atm | 2 | Chas Williams | |
| opl4 driver | 2 | Clemens Ladisch | |
| kernel build + files below scripts/ (unless maintained elsewhere) Odd Fixes | 1 | Nathan Chancellor et al. | |
| networking [sockets] | 1 | Eric Dumazet et al. | |
| performance events subsystem Supported | 1 | Peter Zijlstra et al. | |
| synopsys arc architecture Supported | 1 | Vineet Gupta | |
| bluetooth drivers Supported | 1 | Marcel Holtmann et al. | |
| dma buffer sharing framework | 1 | Sumit Semwal et al. | |
| system control & power/management interface (scpi/scmi) message protocol drivers | 1 | Sudeep Holla | |
| drm drivers | 1 | David Airlie et al. | |
| drm drivers and misc gpu patches | 1 | Maarten Lankhorst et al. | |
| intel drm i915 driver (meteor lake, dg2 and older excluding poulsbo, moorestown and derivative) Supported | 1 | Jani Nikula et al. | |
| drm driver for nvidia geforce/quadro gpus Supported | 1 | Lyude Paul et al. | |
| drm driver for vmware virtual gpu Supported | 1 | Zack Rusin | |
| broadcom netxtreme-e roce driver Supported | 1 | Selvin Xavier et al. | |
| usb video class | 1 | Laurent Pinchart et al. | |
| media input infrastructure (v4l/dvb) | 1 | Mauro Carvalho Chehab | |
| hyper-v/azure core and drivers Supported | 1 | Haiyang Zhang et al. | |
| networking drivers | 1 | Andrew Lunn et al. | |
| chrome hardware platform support | 1 | Benson Leung et al. | |
| qlogic qla2xxx fc-scsi driver Supported | 1 | Nilesh Javali | |
| xfs filesystem Supported | 1 | Carlos Maiolino | |
| user datagram protocol (udp) | 1 | Willem de Bruijn | |
| mac80211 | 1 | Johannes Berg | |
| hisilicon roce driver | 1 | Chengchang Tang et al. | |
| rtl8xxxu wireless driver (rtl8xxxu) | 1 | Jes Sorensen | |
| realtek wireless driver (rtw88) | 1 | Ping-Ke Shih | |
| networking drivers (wireless) | 1 | Johannes Berg | |
| networking [ipsec] | 1 | Steffen Klassert et al. | |
| 802.11 (including cfg80211/nl80211) | 1 | Johannes Berg | |
| landlock security module Supported | 1 | Mickaël Salaün |