diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/virtio_vsock.h | 10 | ||||
| -rw-r--r-- | include/net/af_vsock.h | 8 | ||||
| -rw-r--r-- | include/trace/events/vsock_virtio_transport_common.h | 5 | ||||
| -rw-r--r-- | include/uapi/linux/virtio_vsock.h | 9 |
4 files changed, 31 insertions, 1 deletions
diff --git a/include/linux/virtio_vsock.h b/include/linux/virtio_vsock.h index dc636b727179..35d7eedb5e8e 100644 --- a/include/linux/virtio_vsock.h +++ b/include/linux/virtio_vsock.h @@ -36,6 +36,7 @@ struct virtio_vsock_sock { u32 rx_bytes; u32 buf_alloc; struct list_head rx_queue; + u32 msg_count; }; struct virtio_vsock_pkt { @@ -80,8 +81,17 @@ virtio_transport_dgram_dequeue(struct vsock_sock *vsk, struct msghdr *msg, size_t len, int flags); +int +virtio_transport_seqpacket_enqueue(struct vsock_sock *vsk, + struct msghdr *msg, + size_t len); +ssize_t +virtio_transport_seqpacket_dequeue(struct vsock_sock *vsk, + struct msghdr *msg, + int flags); s64 virtio_transport_stream_has_data(struct vsock_sock *vsk); s64 virtio_transport_stream_has_space(struct vsock_sock *vsk); +u32 virtio_transport_seqpacket_has_data(struct vsock_sock *vsk); int virtio_transport_do_socket_init(struct vsock_sock *vsk, struct vsock_sock *psk); diff --git a/include/net/af_vsock.h b/include/net/af_vsock.h index b1c717286993..ab207677e0a8 100644 --- a/include/net/af_vsock.h +++ b/include/net/af_vsock.h @@ -135,6 +135,14 @@ struct vsock_transport { bool (*stream_is_active)(struct vsock_sock *); bool (*stream_allow)(u32 cid, u32 port); + /* SEQ_PACKET. */ + ssize_t (*seqpacket_dequeue)(struct vsock_sock *vsk, struct msghdr *msg, + int flags); + int (*seqpacket_enqueue)(struct vsock_sock *vsk, struct msghdr *msg, + size_t len); + bool (*seqpacket_allow)(u32 remote_cid); + u32 (*seqpacket_has_data)(struct vsock_sock *vsk); + /* Notification. */ int (*notify_poll_in)(struct vsock_sock *, size_t, bool *); int (*notify_poll_out)(struct vsock_sock *, size_t, bool *); diff --git a/include/trace/events/vsock_virtio_transport_common.h b/include/trace/events/vsock_virtio_transport_common.h index 6782213778be..d0b3f0ea9ba1 100644 --- a/include/trace/events/vsock_virtio_transport_common.h +++ b/include/trace/events/vsock_virtio_transport_common.h @@ -9,9 +9,12 @@ #include <linux/tracepoint.h> TRACE_DEFINE_ENUM(VIRTIO_VSOCK_TYPE_STREAM); +TRACE_DEFINE_ENUM(VIRTIO_VSOCK_TYPE_SEQPACKET); #define show_type(val) \ - __print_symbolic(val, { VIRTIO_VSOCK_TYPE_STREAM, "STREAM" }) + __print_symbolic(val, \ + { VIRTIO_VSOCK_TYPE_STREAM, "STREAM" }, \ + { VIRTIO_VSOCK_TYPE_SEQPACKET, "SEQPACKET" }) TRACE_DEFINE_ENUM(VIRTIO_VSOCK_OP_INVALID); TRACE_DEFINE_ENUM(VIRTIO_VSOCK_OP_REQUEST); diff --git a/include/uapi/linux/virtio_vsock.h b/include/uapi/linux/virtio_vsock.h index 1d57ed3d84d2..3dd3555b2740 100644 --- a/include/uapi/linux/virtio_vsock.h +++ b/include/uapi/linux/virtio_vsock.h @@ -38,6 +38,9 @@ #include <linux/virtio_ids.h> #include <linux/virtio_config.h> +/* The feature bitmap for virtio vsock */ +#define VIRTIO_VSOCK_F_SEQPACKET 1 /* SOCK_SEQPACKET supported */ + struct virtio_vsock_config { __le64 guest_cid; } __attribute__((packed)); @@ -65,6 +68,7 @@ struct virtio_vsock_hdr { enum virtio_vsock_type { VIRTIO_VSOCK_TYPE_STREAM = 1, + VIRTIO_VSOCK_TYPE_SEQPACKET = 2, }; enum virtio_vsock_op { @@ -91,4 +95,9 @@ enum virtio_vsock_shutdown { VIRTIO_VSOCK_SHUTDOWN_SEND = 2, }; +/* VIRTIO_VSOCK_OP_RW flags values */ +enum virtio_vsock_rw { + VIRTIO_VSOCK_SEQ_EOR = 1, +}; + #endif /* _UAPI_LINUX_VIRTIO_VSOCK_H */ |