[PATCH RFC net-next v5 12/14] vsock/loopback: implement datagram support
From: Bobby Eshleman <hidden>
Date: 2023-07-19 00:51:33
Also in:
bpf, kvm, linux-hyperv, lkml
Subsystem:
networking [general], the rest, vm sockets (af_vsock) · Maintainers:
"David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds, Stefano Garzarella
This commit implements datagram support for vsock loopback. Not much more than simply toggling on "dgram_allow" and continuing to use the common virtio functions. Signed-off-by: Bobby Eshleman <redacted> --- net/vmw_vsock/vsock_loopback.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/net/vmw_vsock/vsock_loopback.c b/net/vmw_vsock/vsock_loopback.c
index 278235ea06c4..0459b2bf7b15 100644
--- a/net/vmw_vsock/vsock_loopback.c
+++ b/net/vmw_vsock/vsock_loopback.c@@ -46,6 +46,7 @@ static int vsock_loopback_cancel_pkt(struct vsock_sock *vsk) return 0; } +static bool vsock_loopback_dgram_allow(u32 cid, u32 port); static bool vsock_loopback_seqpacket_allow(u32 remote_cid); static struct virtio_transport loopback_transport = {
@@ -62,7 +63,7 @@ static struct virtio_transport loopback_transport = { .cancel_pkt = vsock_loopback_cancel_pkt, .dgram_enqueue = virtio_transport_dgram_enqueue, - .dgram_allow = virtio_transport_dgram_allow, + .dgram_allow = vsock_loopback_dgram_allow, .stream_dequeue = virtio_transport_stream_dequeue, .stream_enqueue = virtio_transport_stream_enqueue,
@@ -95,6 +96,11 @@ static struct virtio_transport loopback_transport = { .send_pkt = vsock_loopback_send_pkt, }; +static bool vsock_loopback_dgram_allow(u32 cid, u32 port) +{ + return true; +} + static bool vsock_loopback_seqpacket_allow(u32 remote_cid) { return true;
--
2.30.2