Active subsystems in virtualization

65 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.

• sound
  91 messages in 7d · last 2026-11-03 00:04 · Jaroslav Kysela et al.
• networking [general]
  23 messages in 7d · last 2026-11-03 04:12 · "David S. Miller" et al.
• vm sockets (af_vsock)
  20 messages in 7d · last 2026-11-03 04:12 · Stefano Garzarella
• virtio and vhost vsock driver
  14 messages in 7d · last 2026-11-03 04:12 · Stefan Hajnoczi et al.
• virtio core
  13 messages in 7d · last 2026-11-02 20:47 · "Michael S. Tsirkin" et al.
• drm drivers
  9 messages in 7d · last 2026-11-03 07:15 · David Airlie et al.
• drm drivers and misc gpu patches
  8 messages in 7d · last 2026-11-03 07:15 · Maarten Lankhorst et al.
• documentation
  8 messages in 7d · last 2026-11-03 00:04 · Jonathan Corbet
• virtio host (vhost)
  8 messages in 7d · last 2026-10-31 18:10 · "Michael S. Tsirkin" et al.
• char and misc drivers Supported
  7 messages in 7d · last 2026-11-01 02:24 · Arnd Bergmann et al.
• virtio net driver
  6 messages in 7d · last 2026-11-02 20:56 · "Michael S. Tsirkin" et al.
• virtio balloon
  6 messages in 7d · last 2026-10-30 08:34 · "Michael S. Tsirkin" et al.
• tracing
  6 messages in 7d · last 2026-10-30 08:34 · Steven Rostedt et al.
• x86 architecture (32-bit and 64-bit)
  5 messages in 7d · last 2026-11-03 07:20 · Thomas Gleixner et al.
• media input infrastructure (v4l/dvb)
  5 messages in 7d · last 2026-10-29 15:31 · Mauro Carvalho Chehab
• dma buffer sharing framework
  5 messages in 7d · last 2026-10-29 10:00 · Sumit Semwal et al.
• vmware hypervisor interface Supported
  4 messages in 7d · last 2026-11-03 07:20 · Ajay Kaher et al.
• virtio gpu driver
  4 messages in 7d · last 2026-11-03 02:04 · David Airlie et al.
• networking drivers
  3 messages in 7d · last 2026-11-02 20:56 · Andrew Lunn et al.
• block layer
  3 messages in 7d · last 2026-11-02 13:37 · Jens Axboe
• virtio block and scsi drivers
  3 messages in 7d · last 2026-11-02 13:37 · "Michael S. Tsirkin" et al.
• rpmb subsystem Supported
  3 messages in 7d · last 2026-10-30 13:30 · Jens Wiklander
• drm driver for qxl virtual gpu
  3 messages in 7d · last 2026-10-29 09:58 · Dave Airlie et al.
• drm driver for vmware virtual gpu Supported
  2 messages in 7d · last 2026-11-03 07:15 · Zack Rusin
• user-mode linux (uml)
  2 messages in 7d · last 2026-10-29 18:53 · Richard Weinberger et al.
• drm driver for nvidia geforce/quadro gpus Supported
  2 messages in 7d · last 2026-10-29 10:00 · Lyude Paul et al.
• radeon and amdgpu drm drivers Supported
  2 messages in 7d · last 2026-10-29 09:59 · Alex Deucher et al.
• mellanox mlx5 vdpa driver Supported
  1 message in 7d · last 2026-11-02 20:47 · Dragos Tatulea
• virtio mem driver
  1 message in 7d · last 2026-11-02 20:35 · David Hildenbrand
• dynamic interrupt moderation
  1 message in 7d · last 2026-11-02 15:52 · Tal Gilboa
• virtio console driver
  1 message in 7d · last 2026-11-01 02:24 · Amit Shah
• x86 mm
  1 message in 7d · last 2026-10-31 00:33 · Dave Hansen et al.
• xen hypervisor x86 Supported
  1 message in 7d · last 2026-10-31 00:33 · Juergen Gross
• xdp (express data path) Supported
  1 message in 7d · last 2026-10-30 11:48 · Alexei Starovoitov et al.
• bpf [general] (safe dynamic programs and tools) Supported
  1 message in 7d · last 2026-10-30 11:48 · Alexei Starovoitov et al.
• bpf [networking] (tcx & tc bpf, sock_addr)
  1 message in 7d · last 2026-10-30 11:48 · Daniel Borkmann
• arm64 port (aarch64 architecture)
  1 message in 7d · last 2026-10-30 11:11 · Catalin Marinas et al.
• tun/tap driver
  1 message in 7d · last 2026-10-29 18:53 · Willem de Bruijn et al.
• packet sockets
  1 message in 7d · last 2026-10-29 18:53 · Willem de Bruijn
• spi subsystem
  1 message in 7d · last 2026-10-29 16:28 · Mark Brown
• open firmware and flattened device tree bindings
  1 message in 7d · last 2026-10-29 16:28 · Rob Herring et al.
• kernel build + files below scripts/ (unless maintained elsewhere) Odd Fixes
  1 message in 7d · last 2026-10-29 15:30 · Nathan Chancellor et al.
• amd xdna driver Supported
  1 message in 7d · last 2026-10-29 09:58 · Min Ma et al.
• drm compute accelerators drivers and framework
  1 message in 7d · last 2026-10-29 09:58 · Oded Gabbay
• arm ethos-u npu driver Supported
  1 message in 7d · last 2026-10-29 09:58 · Rob Herring et al.
• drm accel drivers for intel vpu Supported
  1 message in 7d · last 2026-10-29 09:58 · Karol Wachowski et al.
• drm accel driver for rockchip npu Supported
  1 message in 7d · last 2026-10-29 09:58 · Tomeu Vizoso
• sync file framework
  1 message in 7d · last 2026-10-29 09:58 · Sumit Semwal
• drm drivers for vivante gpu ip
  1 message in 7d · last 2026-10-29 09:58 · Lucas Stach
• intel drm i915 driver (meteor lake, dg2 and older excluding poulsbo, moorestown and derivative) Supported
  1 message in 7d · last 2026-10-29 09:58 · Jani Nikula et al.
• imgtec powervr drm driver Supported
  1 message in 7d · last 2026-10-29 09:58 · Alessio Belle et al.
• drm drivers for lima
  1 message in 7d · last 2026-10-29 09:58 · Qiang Yu
• drm driver for qualcomm display hardware
  1 message in 7d · last 2026-10-29 09:58 · Rob Clark et al.
• arm mali panfrost drm driver Supported
  1 message in 7d · last 2026-10-29 09:58 · Boris Brezillon et al.
• arm mali panthor drm driver Supported
  1 message in 7d · last 2026-10-29 09:58 · Boris Brezillon et al.
• drm gpu scheduler Supported
  1 message in 7d · last 2026-10-29 09:58 · Matthew Brost et al.
• drm ttm subsystem
  1 message in 7d · last 2026-10-29 09:58 · Natalie Vock et al.
• drm drivers for v3d Supported
  1 message in 7d · last 2026-10-29 09:58 · Melissa Wen et al.
• drm drivers for vc4 Supported
  1 message in 7d · last 2026-10-29 09:58 · Maxime Ripard et al.
• intel drm xe driver (lunar lake and newer) Supported
  1 message in 7d · last 2026-10-29 09:58 · Matthew Brost et al.
• drm drivers for nvidia tegra Supported
  1 message in 7d · last 2026-10-29 09:58 · Thierry Reding et al.
• iio subsystem and drivers
  1 message in 7d · last 2026-10-29 09:58 · Jonathan Cameron
• usb subsystem Supported
  1 message in 7d · last 2026-10-29 09:58 · Greg Kroah-Hartman
• usb gadget/peripheral subsystem Supported
  1 message in 7d · last 2026-10-29 09:58 · Neill Kapron
• hyper-v/azure core and drivers Supported
  1 message in 7d · last 2026-10-28 16:05 · Haiyang Zhang et al.