Lines Matching full:transport
5 * Client-side transport implementation for sockets.
16 * IP socket transport implementation, (C) 2005 Chuck Lever <cel@netapp.com>
179 * transport connection with the server. Some servers like to drop a TCP
186 * TCP idle timeout; client drops the transport socket if it is idle
470 xs_read_header(struct sock_xprt *transport, struct xdr_buf *buf) in xs_read_header() argument
472 if (!transport->recv.copied) { in xs_read_header()
473 if (buf->head[0].iov_len >= transport->recv.offset) in xs_read_header()
475 &transport->recv.xid, in xs_read_header()
476 transport->recv.offset); in xs_read_header()
477 transport->recv.copied = transport->recv.offset; in xs_read_header()
482 xs_read_stream_request_done(struct sock_xprt *transport) in xs_read_stream_request_done() argument
484 return transport->recv.fraghdr & cpu_to_be32(RPC_LAST_STREAM_FRAGMENT); in xs_read_stream_request_done()
488 xs_read_stream_check_eor(struct sock_xprt *transport, in xs_read_stream_check_eor() argument
491 if (xs_read_stream_request_done(transport)) in xs_read_stream_check_eor()
496 xs_read_stream_request(struct sock_xprt *transport, struct msghdr *msg, in xs_read_stream_request() argument
503 xs_read_header(transport, buf); in xs_read_stream_request()
505 want = transport->recv.len - transport->recv.offset; in xs_read_stream_request()
507 ret = xs_read_xdr_buf(transport->sock, msg, flags, buf, in xs_read_stream_request()
508 transport->recv.copied + want, in xs_read_stream_request()
509 transport->recv.copied, in xs_read_stream_request()
511 transport->recv.offset += read; in xs_read_stream_request()
512 transport->recv.copied += read; in xs_read_stream_request()
515 if (transport->recv.offset == transport->recv.len) in xs_read_stream_request()
516 xs_read_stream_check_eor(transport, msg); in xs_read_stream_request()
543 xs_read_stream_header(struct sock_xprt *transport, struct msghdr *msg, in xs_read_stream_header() argument
547 .iov_base = &transport->recv.fraghdr, in xs_read_stream_header()
550 return xs_read_kvec(transport->sock, msg, flags, &kvec, want, seek); in xs_read_stream_header()
555 xs_read_stream_call(struct sock_xprt *transport, struct msghdr *msg, int flags) in xs_read_stream_call() argument
557 struct rpc_xprt *xprt = &transport->xprt; in xs_read_stream_call()
562 req = xprt_lookup_bc_request(xprt, transport->recv.xid); in xs_read_stream_call()
567 if (transport->recv.copied && !req->rq_private_buf.len) in xs_read_stream_call()
570 ret = xs_read_stream_request(transport, msg, flags, req); in xs_read_stream_call()
572 xprt_complete_bc_request(req, transport->recv.copied); in xs_read_stream_call()
574 req->rq_private_buf.len = transport->recv.copied; in xs_read_stream_call()
580 xs_read_stream_call(struct sock_xprt *transport, struct msghdr *msg, int flags) in xs_read_stream_call() argument
587 xs_read_stream_reply(struct sock_xprt *transport, struct msghdr *msg, int flags) in xs_read_stream_reply() argument
589 struct rpc_xprt *xprt = &transport->xprt; in xs_read_stream_reply()
595 req = xprt_lookup_rqst(xprt, transport->recv.xid); in xs_read_stream_reply()
596 if (!req || (transport->recv.copied && !req->rq_private_buf.len)) { in xs_read_stream_reply()
603 ret = xs_read_stream_request(transport, msg, flags, req); in xs_read_stream_reply()
607 xprt_complete_rqst(req->rq_task, transport->recv.copied); in xs_read_stream_reply()
609 req->rq_private_buf.len = transport->recv.copied; in xs_read_stream_reply()
617 xs_read_stream(struct sock_xprt *transport, int flags) in xs_read_stream() argument
623 if (transport->recv.len == 0) { in xs_read_stream()
624 want = xs_read_stream_headersize(transport->recv.copied != 0); in xs_read_stream()
625 ret = xs_read_stream_header(transport, &msg, flags, want, in xs_read_stream()
626 transport->recv.offset); in xs_read_stream()
629 transport->recv.offset = ret; in xs_read_stream()
630 if (transport->recv.offset != want) in xs_read_stream()
631 return transport->recv.offset; in xs_read_stream()
632 transport->recv.len = be32_to_cpu(transport->recv.fraghdr) & in xs_read_stream()
634 transport->recv.offset -= sizeof(transport->recv.fraghdr); in xs_read_stream()
638 switch (be32_to_cpu(transport->recv.calldir)) { in xs_read_stream()
643 ret = xs_read_stream_call(transport, &msg, flags); in xs_read_stream()
646 ret = xs_read_stream_reply(transport, &msg, flags); in xs_read_stream()
649 transport->recv.calldir = cpu_to_be32(-1); in xs_read_stream()
650 transport->recv.copied = -1; in xs_read_stream()
655 if (transport->recv.offset < transport->recv.len) { in xs_read_stream()
659 ret = xs_read_discard(transport->sock, &msg, flags, in xs_read_stream()
660 transport->recv.len - transport->recv.offset); in xs_read_stream()
663 transport->recv.offset += ret; in xs_read_stream()
665 if (transport->recv.offset != transport->recv.len) in xs_read_stream()
668 if (xs_read_stream_request_done(transport)) { in xs_read_stream()
669 trace_xs_stream_read_request(transport); in xs_read_stream()
670 transport->recv.copied = 0; in xs_read_stream()
672 transport->recv.offset = 0; in xs_read_stream()
673 transport->recv.len = 0; in xs_read_stream()
679 static __poll_t xs_poll_socket(struct sock_xprt *transport) in xs_poll_socket() argument
681 return transport->sock->ops->poll(transport->file, transport->sock, in xs_poll_socket()
685 static bool xs_poll_socket_readable(struct sock_xprt *transport) in xs_poll_socket_readable() argument
687 __poll_t events = xs_poll_socket(transport); in xs_poll_socket_readable()
692 static void xs_poll_check_readable(struct sock_xprt *transport) in xs_poll_check_readable() argument
695 clear_bit(XPRT_SOCK_DATA_READY, &transport->sock_state); in xs_poll_check_readable()
696 if (!xs_poll_socket_readable(transport)) in xs_poll_check_readable()
698 if (!test_and_set_bit(XPRT_SOCK_DATA_READY, &transport->sock_state)) in xs_poll_check_readable()
699 queue_work(xprtiod_workqueue, &transport->recv_worker); in xs_poll_check_readable()
702 static void xs_stream_data_receive(struct sock_xprt *transport) in xs_stream_data_receive() argument
707 mutex_lock(&transport->recv_mutex); in xs_stream_data_receive()
708 if (transport->sock == NULL) in xs_stream_data_receive()
711 ret = xs_read_stream(transport, MSG_DONTWAIT); in xs_stream_data_receive()
718 kernel_sock_shutdown(transport->sock, SHUT_RDWR); in xs_stream_data_receive()
720 xs_poll_check_readable(transport); in xs_stream_data_receive()
722 mutex_unlock(&transport->recv_mutex); in xs_stream_data_receive()
723 trace_xs_stream_read_data(&transport->xprt, ret, read); in xs_stream_data_receive()
728 struct sock_xprt *transport = in xs_stream_data_receive_workfn() local
732 xs_stream_data_receive(transport); in xs_stream_data_receive_workfn()
737 xs_stream_reset_connect(struct sock_xprt *transport) in xs_stream_reset_connect() argument
739 transport->recv.offset = 0; in xs_stream_reset_connect()
740 transport->recv.len = 0; in xs_stream_reset_connect()
741 transport->recv.copied = 0; in xs_stream_reset_connect()
742 transport->xmit.offset = 0; in xs_stream_reset_connect()
746 xs_stream_start_connect(struct sock_xprt *transport) in xs_stream_start_connect() argument
748 transport->xprt.stat.connect_count++; in xs_stream_start_connect()
749 transport->xprt.stat.connect_start = jiffies; in xs_stream_start_connect()
757 * @transport: pointer to struct sock_xprt
760 static int xs_nospace(struct rpc_rqst *req, struct sock_xprt *transport) in xs_nospace() argument
762 struct rpc_xprt *xprt = &transport->xprt; in xs_nospace()
763 struct sock *sk = transport->inet; in xs_nospace()
766 trace_rpc_socket_nospace(req, transport); in xs_nospace()
793 struct sock_xprt *transport = in xs_sock_nospace() local
795 struct sock *sk = transport->inet; in xs_sock_nospace()
800 ret = xs_nospace(req, transport); in xs_sock_nospace()
807 struct sock_xprt *transport = in xs_stream_nospace() local
809 struct sock *sk = transport->inet; in xs_stream_nospace()
814 ret = xs_nospace(req, transport); in xs_stream_nospace()
831 xs_send_request_was_aborted(struct sock_xprt *transport, struct rpc_rqst *req) in xs_send_request_was_aborted() argument
833 return transport->xmit.offset != 0 && req->rq_bytes_sent == 0; in xs_send_request_was_aborted()
861 struct sock_xprt *transport = in xs_local_send_request() local
873 if (xs_send_request_was_aborted(transport, req)) { in xs_local_send_request()
882 status = xprt_sock_sendmsg(transport->sock, &msg, xdr, in xs_local_send_request()
883 transport->xmit.offset, rm, &sent); in xs_local_send_request()
885 __func__, xdr->len - transport->xmit.offset, status); in xs_local_send_request()
887 if (status == -EAGAIN && sock_writeable(transport->inet)) in xs_local_send_request()
891 transport->xmit.offset += sent; in xs_local_send_request()
892 req->rq_bytes_sent = transport->xmit.offset; in xs_local_send_request()
894 req->rq_xmit_bytes_sent += transport->xmit.offset; in xs_local_send_request()
895 transport->xmit.offset = 0; in xs_local_send_request()
933 struct sock_xprt *transport = container_of(xprt, struct sock_xprt, xprt); in xs_udp_send_request() local
954 status = xprt_sock_sendmsg(transport->sock, &msg, xdr, 0, 0, &sent); in xs_udp_send_request()
963 if (status == -EAGAIN && sock_writeable(transport->inet)) in xs_udp_send_request()
1016 struct sock_xprt *transport = container_of(xprt, struct sock_xprt, xprt); in xs_tcp_send_request() local
1028 if (xs_send_request_was_aborted(transport, req)) { in xs_tcp_send_request()
1029 if (transport->sock != NULL) in xs_tcp_send_request()
1030 kernel_sock_shutdown(transport->sock, SHUT_RDWR); in xs_tcp_send_request()
1038 if (test_bit(XPRT_SOCK_UPD_TIMEOUT, &transport->sock_state)) in xs_tcp_send_request()
1039 xs_tcp_set_socket_timeouts(xprt, transport->sock); in xs_tcp_send_request()
1046 status = xprt_sock_sendmsg(transport->sock, &msg, xdr, in xs_tcp_send_request()
1047 transport->xmit.offset, rm, &sent); in xs_tcp_send_request()
1050 xdr->len - transport->xmit.offset, status); in xs_tcp_send_request()
1054 transport->xmit.offset += sent; in xs_tcp_send_request()
1055 req->rq_bytes_sent = transport->xmit.offset; in xs_tcp_send_request()
1057 req->rq_xmit_bytes_sent += transport->xmit.offset; in xs_tcp_send_request()
1058 transport->xmit.offset = 0; in xs_tcp_send_request()
1069 if (test_bit(SOCK_NOSPACE, &transport->sock->flags)) in xs_tcp_send_request()
1113 static void xs_save_old_callbacks(struct sock_xprt *transport, struct sock *sk) in xs_save_old_callbacks() argument
1115 transport->old_data_ready = sk->sk_data_ready; in xs_save_old_callbacks()
1116 transport->old_state_change = sk->sk_state_change; in xs_save_old_callbacks()
1117 transport->old_write_space = sk->sk_write_space; in xs_save_old_callbacks()
1118 transport->old_error_report = sk->sk_error_report; in xs_save_old_callbacks()
1121 static void xs_restore_old_callbacks(struct sock_xprt *transport, struct sock *sk) in xs_restore_old_callbacks() argument
1123 sk->sk_data_ready = transport->old_data_ready; in xs_restore_old_callbacks()
1124 sk->sk_state_change = transport->old_state_change; in xs_restore_old_callbacks()
1125 sk->sk_write_space = transport->old_write_space; in xs_restore_old_callbacks()
1126 sk->sk_error_report = transport->old_error_report; in xs_restore_old_callbacks()
1131 struct sock_xprt *transport = container_of(xprt, struct sock_xprt, xprt); in xs_sock_reset_state_flags() local
1133 clear_bit(XPRT_SOCK_DATA_READY, &transport->sock_state); in xs_sock_reset_state_flags()
1134 clear_bit(XPRT_SOCK_WAKE_ERROR, &transport->sock_state); in xs_sock_reset_state_flags()
1135 clear_bit(XPRT_SOCK_WAKE_WRITE, &transport->sock_state); in xs_sock_reset_state_flags()
1136 clear_bit(XPRT_SOCK_WAKE_DISCONNECT, &transport->sock_state); in xs_sock_reset_state_flags()
1137 clear_bit(XPRT_SOCK_UPD_TIMEOUT, &transport->sock_state); in xs_sock_reset_state_flags()
1140 static void xs_run_error_worker(struct sock_xprt *transport, unsigned int nr) in xs_run_error_worker() argument
1142 set_bit(nr, &transport->sock_state); in xs_run_error_worker()
1143 queue_work(xprtiod_workqueue, &transport->error_worker); in xs_run_error_worker()
1164 struct sock_xprt *transport; in xs_error_report() local
1171 transport = container_of(xprt, struct sock_xprt, xprt); in xs_error_report()
1172 transport->xprt_err = -sk->sk_err; in xs_error_report()
1173 if (transport->xprt_err == 0) in xs_error_report()
1176 xprt, -transport->xprt_err); in xs_error_report()
1177 trace_rpc_socket_error(xprt, sk->sk_socket, transport->xprt_err); in xs_error_report()
1181 xs_run_error_worker(transport, XPRT_SOCK_WAKE_ERROR); in xs_error_report()
1186 static void xs_reset_transport(struct sock_xprt *transport) in xs_reset_transport() argument
1188 struct socket *sock = transport->sock; in xs_reset_transport()
1189 struct sock *sk = transport->inet; in xs_reset_transport()
1190 struct rpc_xprt *xprt = &transport->xprt; in xs_reset_transport()
1191 struct file *filp = transport->file; in xs_reset_transport()
1206 if (atomic_read(&transport->xprt.swapper)) in xs_reset_transport()
1211 mutex_lock(&transport->recv_mutex); in xs_reset_transport()
1213 transport->inet = NULL; in xs_reset_transport()
1214 transport->sock = NULL; in xs_reset_transport()
1215 transport->file = NULL; in xs_reset_transport()
1219 xs_restore_old_callbacks(transport, sk); in xs_reset_transport()
1224 xs_stream_reset_connect(transport); in xs_reset_transport()
1225 mutex_unlock(&transport->recv_mutex); in xs_reset_transport()
1235 * @xprt: transport
1245 struct sock_xprt *transport = container_of(xprt, struct sock_xprt, xprt); in xs_close() local
1249 xs_reset_transport(transport); in xs_close()
1255 dprintk("RPC: injecting transport disconnect on xprt=%p\n", in xs_inject_disconnect()
1267 * xs_destroy - prepare to shutdown a transport
1268 * @xprt: doomed transport
1273 struct sock_xprt *transport = container_of(xprt, in xs_destroy() local
1277 cancel_delayed_work_sync(&transport->connect_worker); in xs_destroy()
1279 cancel_work_sync(&transport->recv_worker); in xs_destroy()
1280 cancel_work_sync(&transport->error_worker); in xs_destroy()
1287 * @xprt: transport
1346 static void xs_udp_data_receive(struct sock_xprt *transport) in xs_udp_data_receive() argument
1352 mutex_lock(&transport->recv_mutex); in xs_udp_data_receive()
1353 sk = transport->inet; in xs_udp_data_receive()
1360 xs_udp_data_read_skb(&transport->xprt, sk, skb); in xs_udp_data_receive()
1364 xs_poll_check_readable(transport); in xs_udp_data_receive()
1366 mutex_unlock(&transport->recv_mutex); in xs_udp_data_receive()
1371 struct sock_xprt *transport = in xs_udp_data_receive_workfn() local
1375 xs_udp_data_receive(transport); in xs_udp_data_receive_workfn()
1392 struct sock_xprt *transport = container_of(xprt, in xs_data_ready() local
1394 transport->old_data_ready(sk); in xs_data_ready()
1400 if (!test_and_set_bit(XPRT_SOCK_DATA_READY, &transport->sock_state)) in xs_data_ready()
1401 queue_work(xprtiod_workqueue, &transport->recv_worker); in xs_data_ready()
1430 struct sock_xprt *transport; in xs_tcp_state_change() local
1442 transport = container_of(xprt, struct sock_xprt, xprt); in xs_tcp_state_change()
1448 clear_bit(XPRT_SOCK_CONNECTING, &transport->sock_state); in xs_tcp_state_change()
1454 xs_run_error_worker(transport, XPRT_SOCK_WAKE_PENDING); in xs_tcp_state_change()
1471 xs_run_error_worker(transport, XPRT_SOCK_WAKE_DISCONNECT); in xs_tcp_state_change()
1489 &transport->sock_state)) in xs_tcp_state_change()
1493 xs_run_error_worker(transport, XPRT_SOCK_WAKE_DISCONNECT); in xs_tcp_state_change()
1502 struct sock_xprt *transport; in xs_write_space() local
1511 transport = container_of(xprt, struct sock_xprt, xprt); in xs_write_space()
1517 xs_run_error_worker(transport, XPRT_SOCK_WAKE_WRITE); in xs_write_space()
1567 struct sock_xprt *transport = container_of(xprt, struct sock_xprt, xprt); in xs_udp_do_set_buffer_size() local
1568 struct sock *sk = transport->inet; in xs_udp_do_set_buffer_size()
1570 if (transport->rcvsize) { in xs_udp_do_set_buffer_size()
1572 sk->sk_rcvbuf = transport->rcvsize * xprt->max_reqs * 2; in xs_udp_do_set_buffer_size()
1574 if (transport->sndsize) { in xs_udp_do_set_buffer_size()
1576 sk->sk_sndbuf = transport->sndsize * xprt->max_reqs * 2; in xs_udp_do_set_buffer_size()
1583 * @xprt: generic transport
1591 struct sock_xprt *transport = container_of(xprt, struct sock_xprt, xprt); in xs_udp_set_buffer_size() local
1593 transport->sndsize = 0; in xs_udp_set_buffer_size()
1595 transport->sndsize = sndsize + 1024; in xs_udp_set_buffer_size()
1596 transport->rcvsize = 0; in xs_udp_set_buffer_size()
1598 transport->rcvsize = rcvsize + 1024; in xs_udp_set_buffer_size()
1604 * xs_udp_timer - called when a retransmit timeout occurs on a UDP transport
1605 * @xprt: controlling transport
1650 * @xprt: generic transport
1662 static void xs_set_srcport(struct sock_xprt *transport, struct socket *sock) in xs_set_srcport() argument
1664 if (transport->srcport == 0 && transport->xprt.reuseport) in xs_set_srcport()
1665 transport->srcport = xs_sock_getport(sock); in xs_set_srcport()
1668 static int xs_get_srcport(struct sock_xprt *transport) in xs_get_srcport() argument
1670 int port = transport->srcport; in xs_get_srcport()
1672 if (port == 0 && transport->xprt.resvport) in xs_get_srcport()
1689 static unsigned short xs_next_srcport(struct sock_xprt *transport, unsigned short port) in xs_next_srcport() argument
1691 if (transport->srcport != 0) in xs_next_srcport()
1692 transport->srcport = 0; in xs_next_srcport()
1693 if (!transport->xprt.resvport) in xs_next_srcport()
1699 static int xs_bind(struct sock_xprt *transport, struct socket *sock) in xs_bind() argument
1703 int port = xs_get_srcport(transport); in xs_bind()
1708 * transport->xprt.resvport == 0), don't bind. Let the local in xs_bind()
1718 * transport->xprt.resvport == 1) xs_get_srcport above will in xs_bind()
1724 memcpy(&myaddr, &transport->srcaddr, transport->xprt.addrlen); in xs_bind()
1728 transport->xprt.addrlen); in xs_bind()
1730 if (transport->xprt.reuseport) in xs_bind()
1731 transport->srcport = port; in xs_bind()
1735 port = xs_next_srcport(transport, port); in xs_bind()
1819 struct sock_xprt *transport, int family, int type, in xs_create_sock() argument
1828 dprintk("RPC: can't create %d transport socket (%d).\n", in xs_create_sock()
1837 err = xs_bind(transport, sock); in xs_create_sock()
1854 transport->file = filp; in xs_create_sock()
1864 struct sock_xprt *transport = container_of(xprt, struct sock_xprt, in xs_local_finish_connecting() local
1867 if (!transport->inet) { in xs_local_finish_connecting()
1872 xs_save_old_callbacks(transport, sk); in xs_local_finish_connecting()
1883 transport->sock = sock; in xs_local_finish_connecting()
1884 transport->inet = sk; in xs_local_finish_connecting()
1889 xs_stream_start_connect(transport); in xs_local_finish_connecting()
1896 * @transport: socket transport to connect
1898 static int xs_local_setup_socket(struct sock_xprt *transport) in xs_local_setup_socket() argument
1900 struct rpc_xprt *xprt = &transport->xprt; in xs_local_setup_socket()
1909 "transport socket (%d).\n", -status); in xs_local_setup_socket()
1919 transport->file = filp; in xs_local_setup_socket()
1959 struct sock_xprt *transport = container_of(xprt, struct sock_xprt, xprt); in xs_local_connect() local
1976 ret = xs_local_setup_socket(transport); in xs_local_connect()
1989 struct sock_xprt *transport = container_of(xprt, struct sock_xprt, in xs_set_memalloc() local
1996 if (!transport->inet) in xs_set_memalloc()
1999 sk_set_memalloc(transport->inet); in xs_set_memalloc()
2003 * xs_enable_swap - Tag this transport as being used for swap.
2004 * @xprt: transport to tag
2006 * Take a reference to this transport on behalf of the rpc_clnt, and
2025 * xs_disable_swap - Untag this transport as being used for swap.
2026 * @xprt: transport to tag
2063 struct sock_xprt *transport = container_of(xprt, struct sock_xprt, xprt); in xs_udp_finish_connecting() local
2065 if (!transport->inet) { in xs_udp_finish_connecting()
2070 xs_save_old_callbacks(transport, sk); in xs_udp_finish_connecting()
2080 transport->sock = sock; in xs_udp_finish_connecting()
2081 transport->inet = sk; in xs_udp_finish_connecting()
2094 struct sock_xprt *transport = in xs_udp_setup_socket() local
2096 struct rpc_xprt *xprt = &transport->xprt; in xs_udp_setup_socket()
2100 sock = xs_create_sock(xprt, transport, in xs_udp_setup_socket()
2117 xprt_unlock_connect(xprt, transport); in xs_udp_setup_socket()
2123 * @xprt: transport
2130 struct sock_xprt *transport = container_of(xprt, struct sock_xprt, xprt); in xs_tcp_shutdown() local
2131 struct socket *sock = transport->sock; in xs_tcp_shutdown()
2132 int skst = transport->inet ? transport->inet->sk_state : TCP_CLOSE; in xs_tcp_shutdown()
2143 xs_reset_transport(transport); in xs_tcp_shutdown()
2150 struct sock_xprt *transport = container_of(xprt, struct sock_xprt, xprt); in xs_tcp_set_socket_timeouts() local
2160 clear_bit(XPRT_SOCK_UPD_TIMEOUT, &transport->sock_state); in xs_tcp_set_socket_timeouts()
2177 struct sock_xprt *transport = container_of(xprt, struct sock_xprt, xprt); in xs_tcp_set_connect_timeout() local
2192 memcpy(&transport->tcp_timeout, &to, in xs_tcp_set_connect_timeout()
2193 sizeof(transport->tcp_timeout)); in xs_tcp_set_connect_timeout()
2194 xprt->timeout = &transport->tcp_timeout; in xs_tcp_set_connect_timeout()
2197 set_bit(XPRT_SOCK_UPD_TIMEOUT, &transport->sock_state); in xs_tcp_set_connect_timeout()
2203 struct sock_xprt *transport = container_of(xprt, struct sock_xprt, xprt); in xs_tcp_finish_connecting() local
2206 if (!transport->inet) { in xs_tcp_finish_connecting()
2225 xs_save_old_callbacks(transport, sk); in xs_tcp_finish_connecting()
2241 transport->sock = sock; in xs_tcp_finish_connecting()
2242 transport->inet = sk; in xs_tcp_finish_connecting()
2252 xs_stream_start_connect(transport); in xs_tcp_finish_connecting()
2255 set_bit(XPRT_SOCK_CONNECTING, &transport->sock_state); in xs_tcp_finish_connecting()
2259 xs_set_srcport(transport, sock); in xs_tcp_finish_connecting()
2268 transport->srcport = 0; in xs_tcp_finish_connecting()
2282 struct sock_xprt *transport = in xs_tcp_setup_socket() local
2284 struct socket *sock = transport->sock; in xs_tcp_setup_socket()
2285 struct rpc_xprt *xprt = &transport->xprt; in xs_tcp_setup_socket()
2291 &transport->sock_state) || in xs_tcp_setup_socket()
2293 xs_reset_transport(transport); in xs_tcp_setup_socket()
2294 sock = xs_create_sock(xprt, transport, xs_addr(xprt)->sa_family, in xs_tcp_setup_socket()
2326 set_bit(XPRT_SOCK_CONNECT_SENT, &transport->sock_state); in xs_tcp_setup_socket()
2329 xprt_unlock_connect(xprt, transport); in xs_tcp_setup_socket()
2354 xprt_unlock_connect(xprt, transport); in xs_tcp_setup_socket()
2360 * @xprt: pointer to transport structure
2374 struct sock_xprt *transport = container_of(xprt, struct sock_xprt, xprt); in xs_connect() local
2377 WARN_ON_ONCE(!xprt_lock_connect(xprt, task, transport)); in xs_connect()
2379 if (transport->sock != NULL) { in xs_connect()
2390 &transport->connect_worker, in xs_connect()
2394 static void xs_wake_disconnect(struct sock_xprt *transport) in xs_wake_disconnect() argument
2396 if (test_and_clear_bit(XPRT_SOCK_WAKE_DISCONNECT, &transport->sock_state)) in xs_wake_disconnect()
2397 xs_tcp_force_close(&transport->xprt); in xs_wake_disconnect()
2400 static void xs_wake_write(struct sock_xprt *transport) in xs_wake_write() argument
2402 if (test_and_clear_bit(XPRT_SOCK_WAKE_WRITE, &transport->sock_state)) in xs_wake_write()
2403 xprt_write_space(&transport->xprt); in xs_wake_write()
2406 static void xs_wake_error(struct sock_xprt *transport) in xs_wake_error() argument
2410 if (!test_bit(XPRT_SOCK_WAKE_ERROR, &transport->sock_state)) in xs_wake_error()
2412 mutex_lock(&transport->recv_mutex); in xs_wake_error()
2413 if (transport->sock == NULL) in xs_wake_error()
2415 if (!test_and_clear_bit(XPRT_SOCK_WAKE_ERROR, &transport->sock_state)) in xs_wake_error()
2417 sockerr = xchg(&transport->xprt_err, 0); in xs_wake_error()
2419 xprt_wake_pending_tasks(&transport->xprt, sockerr); in xs_wake_error()
2421 mutex_unlock(&transport->recv_mutex); in xs_wake_error()
2424 static void xs_wake_pending(struct sock_xprt *transport) in xs_wake_pending() argument
2426 if (test_and_clear_bit(XPRT_SOCK_WAKE_PENDING, &transport->sock_state)) in xs_wake_pending()
2427 xprt_wake_pending_tasks(&transport->xprt, -EAGAIN); in xs_wake_pending()
2432 struct sock_xprt *transport = container_of(work, in xs_error_handle() local
2435 xs_wake_disconnect(transport); in xs_error_handle()
2436 xs_wake_write(transport); in xs_error_handle()
2437 xs_wake_error(transport); in xs_error_handle()
2438 xs_wake_pending(transport); in xs_error_handle()
2478 struct sock_xprt *transport = container_of(xprt, struct sock_xprt, xprt); in xs_udp_print_stats() local
2482 transport->srcport, in xs_udp_print_stats()
2502 struct sock_xprt *transport = container_of(xprt, struct sock_xprt, xprt); in xs_tcp_print_stats() local
2510 transport->srcport, in xs_tcp_print_stats()
2570 struct sock_xprt *transport = in bc_sendto() local
2581 err = xprt_sock_sendmsg(transport->sock, &msg, xdr, 0, marker, &sent); in bc_sendto()
2814 * xs_setup_local - Set up transport to use an AF_LOCAL socket
2815 * @args: rpc transport creation arguments
2817 * AF_LOCAL is a "tpi_cots_ord" transport, just like TCP
2822 struct sock_xprt *transport; in xs_setup_local() local
2830 transport = container_of(xprt, struct sock_xprt, xprt); in xs_setup_local()
2842 INIT_WORK(&transport->recv_worker, xs_stream_data_receive_workfn); in xs_setup_local()
2843 INIT_WORK(&transport->error_worker, xs_error_handle); in xs_setup_local()
2844 INIT_DELAYED_WORK(&transport->connect_worker, xs_dummy_setup_socket); in xs_setup_local()
2881 * xs_setup_udp - Set up transport to use a UDP socket
2882 * @args: rpc transport creation arguments
2889 struct sock_xprt *transport; in xs_setup_udp() local
2896 transport = container_of(xprt, struct sock_xprt, xprt); in xs_setup_udp()
2910 INIT_WORK(&transport->recv_worker, xs_udp_data_receive_workfn); in xs_setup_udp()
2911 INIT_WORK(&transport->error_worker, xs_error_handle); in xs_setup_udp()
2912 INIT_DELAYED_WORK(&transport->connect_worker, xs_udp_setup_socket); in xs_setup_udp()
2957 * xs_setup_tcp - Set up transport to use a TCP socket
2958 * @args: rpc transport creation arguments
2965 struct sock_xprt *transport; in xs_setup_tcp() local
2976 transport = container_of(xprt, struct sock_xprt, xprt); in xs_setup_tcp()
2992 INIT_WORK(&transport->recv_worker, xs_stream_data_receive_workfn); in xs_setup_tcp()
2993 INIT_WORK(&transport->error_worker, xs_error_handle); in xs_setup_tcp()
2994 INIT_DELAYED_WORK(&transport->connect_worker, xs_tcp_setup_socket); in xs_setup_tcp()
3033 * xs_setup_bc_tcp - Set up transport to use a TCP backchannel socket
3034 * @args: rpc transport creation arguments
3041 struct sock_xprt *transport; in xs_setup_bc_tcp() local
3049 transport = container_of(xprt, struct sock_xprt, xprt); in xs_setup_bc_tcp()
3092 transport->sock = bc_sock->sk_sock; in xs_setup_bc_tcp()
3093 transport->inet = bc_sock->sk_sk; in xs_setup_bc_tcp()