vm sockets (af_vsock) · Maintained

Maintainers

• M Stefano Garzarella <sgarzare@redhat.com>

Paths

• F drivers/net/vsockmon.c
• F include/net/af_vsock.h
• F include/uapi/linux/vm_sockets.h
• F include/uapi/linux/vm_sockets_diag.h
• F include/uapi/linux/vsockmon.h
• F net/vmw_vsock/
• F tools/testing/selftests/vsock/
• F tools/testing/vsock/

Last 30 days

Most active threads (last 7 days)

• WARM1d REVIEWED: 10 (9M) [PATCH 6.12] vsock/virtio: fix zerocopy completion for multi-skb sends
  2026-07-16 16:37 · 0 replies in 7d · Alexander Martyniuk <hidden>
• DORMANTno replies [PATCH RFC net-next v3 0/3] net: sysctl: Const Qualify sysctl ctl_table arrays
  2026-07-13 11:07 · 1 reply in 7d · Joel Granados <joel.granados@kernel.org>

Active reviewers (last 30 days)

• Brien Oberstein <hidden>
  4 attestations (2 Reported-by, 2 Tested-by) · last on 2026-07-08
• Maher Azzouzi <hidden>
  1 attestation (1 Reported-by) · last on 2026-07-16
• Michael S. Tsirkin <mst@redhat.com>
  1 attestation (1 Acked-by) · last on 2026-07-16
• Arseniy Krasnov <hidden>
  1 attestation (1 Acked-by) · last on 2026-07-16
• <hidden>
  1 attestation (1 Reported-by) · last on 2026-06-22
• Stefano Garzarella <sgarzare@redhat.com>
  1 attestation (1 Reviewed-by) · last on 2026-06-22

Recent patches

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

• WARM1d REVIEWED: 10 (9M) [PATCH 6.12] vsock/virtio: fix zerocopy completion for multi-skb sends
  2026-07-16 · Alexander Martyniuk <hidden>
• DORMANTno replies [PATCH RFC net-next v3 3/3] net: Const qualify network templated ctl_tables Arrays
  2026-07-13 · Joel Granados <joel.granados@kernel.org>
• COOLING9d [PATCH net v2 2/2] vsock/test: add test for small packets under pressure
  2026-07-08 · Stefano Garzarella <sgarzare@redhat.com>
• COOLING9d REVIEWED: 1 (0M) [PATCH net v2 1/2] vsock/virtio: collapse receive queue under memory pressure
  2026-07-08 · Stefano Garzarella <sgarzare@redhat.com>
• COLD18d [PATCH net-next v4] vsock/virtio: rewrite MSG_ZEROCOPY flag handling
  2026-06-28 · Arseniy Krasnov <hidden>
• COOLING11d [PATCH net 2/2] vsock/test: add test for small packets under pressure
  2026-06-26 · Stefano Garzarella <sgarzare@redhat.com>
• COOLING11d REVIEWED: 1 (0M) [PATCH net 1/2] vsock/virtio: collapse receive queue under memory pressure
  2026-06-26 · Stefano Garzarella <sgarzare@redhat.com>
• COLD25d [PATCH net-next v3] vsock/virtio: rewrite MSG_ZEROCOPY flag handling
  2026-06-23 · Arseniy Krasnov <hidden>
• COLD23d REVIEWED: 2 (2M) [PATCH net v3 2/2] vsock/virtio: restore msg_iter on transmission failure
  2026-06-22 · Octavian Purdila <hidden>
• COLD32d [PATCH v2] vsock/virtio: rework MSG_ZEROCOPY flag handling
  2026-06-14 · Arseniy Krasnov <hidden>
• COLD32d [PATCH net v2 2/2] vsock/virtio: restore msg_iter on transmission failure
  2026-06-13 · Octavian Purdila <hidden>
• COLD33d [PATCH net-next 2/2] selftests/vsock: skip vng setsid workaround on >= 1.41
  2026-06-12 · Bobby Eshleman <hidden>
• COLD33d [PATCH net-next 1/2] selftests/vsock: accept vng 1.33 or >= 1.36
  2026-06-12 · Bobby Eshleman <hidden>
• COLD35d [PATCH net-next v2] vsock/vmci: use sk_acceptq_is_full() helper
  2026-06-12 · Raf Dickson <hidden>
• COLD35d [PATCH net-next v3 4/4] vsock: fold sk_acceptq_removed() into vsock_remove_pending()
  2026-06-12 · Raf Dickson <hidden>
• COLD35d [PATCH net-next v3 3/4] vsock: fold sk_acceptq_added() into vsock_enqueue_accept()
  2026-06-12 · Raf Dickson <hidden>
• COLD35d [PATCH net-next v3 2/4] vsock: fold sk_acceptq_added() into vsock_add_pending()
  2026-06-12 · Raf Dickson <hidden>
• COLD35d [PATCH net-next v3 1/4] vsock: introduce vsock_pending_to_accept() helper
  2026-06-12 · Raf Dickson <hidden>
• COLD37d [PATCH net-next] vsock/vmci: use sk_acceptq_is_full() helper
  2026-06-11 · Raf Dickson <hidden>
• COLD37d [PATCH net-next v2 2/2] vsock: fold sk_acceptq_removed() into vsock_remove_pending()
  2026-06-11 · Raf Dickson <hidden>
• COLD37d [PATCH net-next v2 1/2] vsock: fold sk_acceptq_added() into vsock_enqueue_accept()
  2026-06-11 · Raf Dickson <hidden>
• COLD38d [PATCH net-next 2/2] vsock: fold sk_acceptq_removed() into vsock_remove_pending()
  2026-06-10 · Raf Dickson <hidden>
• COLD38d [PATCH net-next 1/2] vsock: fold sk_acceptq_added() into vsock_enqueue_accept()
  2026-06-10 · Raf Dickson <hidden>
• COLD39d Re: [PATCH net] vsock/virtio: restore msg_iter on transmission failure
  2026-06-09 · Stefano Garzarella <sgarzare@redhat.com>
• COLD39d [PATCH net] vsock/virtio: restore msg_iter on transmission failure
  2026-06-09 · Octavian Purdila <hidden>
• COLD42d [PATCH] vsock/virtio: fix memory leak in virtio_transport_recv_listen
  2026-06-05 · Divya Mankani <hidden>
• COLD39d [PATCH v1] vsock/virtio: rework MSG_ZEROCOPY flag handling
  2026-06-05 · Arseniy Krasnov <hidden>
• COLD51d [PATCH RESEND net] Revert "vsock/virtio: fix skb overhead overflow on 32-bit builds"
  2026-05-27 · Stefano Garzarella <sgarzare@redhat.com>
• COLD52d [PATCH net] Revert "vsock/virtio: fix skb overhead overflow on 32-bit builds"
  2026-05-27 · Stefano Garzarella <sgarzare@redhat.com>
• COLD50d REVIEWED: 12 (11M) [PATCH net v2] vsock/virtio: bind uarg before filling zerocopy skb
  2026-05-27 · Lin Ma <hidden>

Needs attention (review trailers in, no pickup)

Patches with review trailers that haven't landed in mainline and haven't been Acked by a maintainer. Oldest first.

• STALE187d REVIEWED: 1 (0M) [PATCH net v2] vsock/test: add a final full barrier after run all tests
  2026-01-08 · Stefano Garzarella <sgarzare@redhat.com> · 1 Reviewed-by
• STALE185d REVIEWED: 2 (2M) [PATCH net-next v14 02/12] virtio: set skb owner of virtio_transport_reset_no_sock() reply
  2026-01-13 · Bobby Eshleman <hidden> · 1 Reviewed-by
• STALE185d REVIEWED: 2 (2M) [PATCH net-next v14 06/12] selftests/vsock: prepare vm management helpers for namespaces
  2026-01-13 · Bobby Eshleman <hidden> · 1 Reviewed-by
• STALE185d REVIEWED: 2 (2M) [PATCH net-next v14 07/12] selftests/vsock: add vm_dmesg_{warn,oops}_count() helpers
  2026-01-13 · Bobby Eshleman <hidden> · 1 Reviewed-by
• STALE185d REVIEWED: 2 (2M) [PATCH net-next v14 08/12] selftests/vsock: use ss to wait for listeners instead of /proc/net
  2026-01-13 · Bobby Eshleman <hidden> · 1 Reviewed-by
• STALE185d REVIEWED: 2 (2M) [PATCH net-next v14 10/12] selftests/vsock: add namespace tests for CID collisions
  2026-01-13 · Bobby Eshleman <hidden> · 1 Reviewed-by
• STALE185d REVIEWED: 2 (2M) [PATCH net-next v14 11/12] selftests/vsock: add tests for host <-> vm connectivity with namespaces
  2026-01-13 · Bobby Eshleman <hidden> · 1 Reviewed-by
• STALE178d REVIEWED: 2 (2M) [PATCH net-next v15 02/12] virtio: set skb owner of virtio_transport_reset_no_sock() reply
  2026-01-16 · Bobby Eshleman <hidden> · 1 Reviewed-by
• STALE178d REVIEWED: 2 (2M) [PATCH net-next v15 03/12] vsock: add netns support to virtio transports
  2026-01-16 · Bobby Eshleman <hidden> · 1 Reviewed-by
• STALE178d REVIEWED: 2 (2M) [PATCH net-next v15 04/12] selftests/vsock: increase timeout to 1200
  2026-01-16 · Bobby Eshleman <hidden> · 1 Reviewed-by

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.

• STALE186d [PATCH RFC net-next v13 05/13] selftests/vsock: increase timeout to 1200
  2025-12-24 · Bobby Eshleman <hidden>
• STALE186d [PATCH RFC net-next v13 06/13] selftests/vsock: add namespace helpers to vmtest.sh
  2025-12-24 · Bobby Eshleman <hidden>
• STALE186d [PATCH RFC net-next v13 10/13] selftests/vsock: add tests for proc sys vsock ns_mode
  2025-12-24 · Bobby Eshleman <hidden>
• STALE186d [PATCH RFC net-next v13 13/13] selftests/vsock: add tests for namespace deletion
  2025-12-24 · Bobby Eshleman <hidden>
• STALE186d [PATCH RFC net-next v13 04/13] vsock: add netns support to virtio transports
  2025-12-24 · Bobby Eshleman <hidden>
• STALE194d [PATCH net v2 1/2] vsock: Make accept()ed sockets use custom setsockopt()
  2025-12-29 · Michal Luczaj <hidden>
• STALE195d [PATCH RFC 07/13] vsock/virtio: fix DMA alignment for event_list
  2025-12-30 · "Michael S. Tsirkin" <mst@redhat.com>
• STALE195d [PATCH RFC 13/13] vsock/virtio: reorder fields to reduce struct padding
  2025-12-30 · "Michael S. Tsirkin" <mst@redhat.com>
• STALE183d [PATCH net v5 2/4] vsock/test: fix seqpacket message bounds test
  2026-01-16 · Stefano Garzarella <sgarzare@redhat.com>
• STALE178d [PATCH RESEND net v5 2/4] vsock/test: fix seqpacket message bounds test
  2026-01-16 · Stefano Garzarella <sgarzare@redhat.com>