| /linux/net/mptcp/ |
| H A D | subflow.c | 347 struct mptcp_subflow_context *subflow = mptcp_subflow_ctx(sk); in subflow_prep_synack() local
355 mptcp_fastopen_subflow_synack_set_params(subflow, req); in subflow_prep_synack()
414 static bool subflow_thmac_valid(struct mptcp_subflow_context *subflow) in subflow_thmac_valid() argument
419 subflow_generate_hmac(subflow->remote_key, subflow->local_key, in subflow_thmac_valid()
420 subflow->remote_nonce, subflow->local_nonce, in subflow_thmac_valid()
425 subflow, subflow->token, thmac, subflow->thmac); in subflow_thmac_valid()
427 return thmac == subflow->thmac; in subflow_thmac_valid()
432 struct mptcp_subflow_context *subflow = mptcp_subflow_ctx(ssk); in mptcp_subflow_reset() local
433 struct sock *sk = subflow->conn; in mptcp_subflow_reset()
459 struct mptcp_subflow_context *subflow; in __mptcp_sync_state() local
[all …]
|
| H A D | options.c | 404 struct mptcp_subflow_context *subflow = mptcp_subflow_ctx(sk); in mptcp_syn_options() local
409 subflow->snd_isn = TCP_SKB_CB(skb)->end_seq; in mptcp_syn_options()
410 if (subflow->request_mptcp) { in mptcp_syn_options()
416 } else if (subflow->request_join) { in mptcp_syn_options()
417 pr_debug("remote_token=%u, nonce=%u\n", subflow->remote_token, in mptcp_syn_options()
418 subflow->local_nonce); in mptcp_syn_options()
420 opts->join_id = subflow->local_id; in mptcp_syn_options()
421 opts->token = subflow->remote_token; in mptcp_syn_options()
422 opts->nonce = subflow->local_nonce; in mptcp_syn_options()
423 opts->backup = subflow->request_bkup; in mptcp_syn_options()
[all …]
|
| H A D | pm.c | 120 struct mptcp_subflow_context *subflow; in mptcp_lookup_subflow_by_saddr() local
124 list_for_each_entry(subflow, list, node) { in mptcp_lookup_subflow_by_saddr()
125 skc = (struct sock_common *)mptcp_subflow_tcp_sock(subflow); in mptcp_lookup_subflow_by_saddr()
186 struct mptcp_subflow_context *subflow, in __mptcp_pm_send_ack() argument
189 struct sock *ssk = mptcp_subflow_tcp_sock(subflow); in __mptcp_pm_send_ack()
198 subflow->send_mp_prio = 1; in __mptcp_pm_send_ack()
199 subflow->request_bkup = backup; in __mptcp_pm_send_ack()
207 struct mptcp_subflow_context *subflow, in mptcp_pm_send_ack() argument
211 __mptcp_pm_send_ack(msk, subflow, prio, backup); in mptcp_pm_send_ack()
217 struct mptcp_subflow_context *subflow, *al in mptcp_pm_addr_send_ack() local
247 struct mptcp_subflow_context *subflow; mptcp_pm_mp_prio_send_ack() local
276 struct mptcp_subflow_context *subflow; mptcp_adjust_add_addr_timeout() local
595 mptcp_pm_subflow_check_next(struct mptcp_sock * msk,const struct mptcp_subflow_context * subflow) mptcp_pm_subflow_check_next() argument
629 struct mptcp_subflow_context *subflow = mptcp_subflow_ctx(ssk); mptcp_pm_add_addr_received() local
694 struct mptcp_subflow_context *subflow, *tmp; mptcp_pm_rm_addr_or_subflow() local
785 struct mptcp_subflow_context *subflow = mptcp_subflow_ctx(ssk); mptcp_pm_mp_prio_received() local
799 struct mptcp_subflow_context *subflow = mptcp_subflow_ctx(sk); mptcp_pm_mp_fail_received() local
940 struct mptcp_subflow_context *iter, *subflow = mptcp_subflow_ctx(ssk); mptcp_pm_subflows_chk_stale() local
977 struct mptcp_subflow_context *subflow = mptcp_subflow_ctx(ssk); mptcp_pm_subflow_chk_stale() local
[all...] |
| H A D | protocol.h | 604 mptcp_subflow_tcp_sock(const struct mptcp_subflow_context *subflow) in mptcp_subflow_tcp_sock() argument
606 return subflow->tcp_sock; in mptcp_subflow_tcp_sock()
610 mptcp_subflow_ctx_reset(struct mptcp_subflow_context *subflow) in mptcp_subflow_ctx_reset() argument
612 memset(&subflow->reset, 0, sizeof(subflow->reset)); in mptcp_subflow_ctx_reset()
613 subflow->request_mptcp = 1; in mptcp_subflow_ctx_reset()
614 WRITE_ONCE(subflow->local_id, -1); in mptcp_subflow_ctx_reset()
647 struct mptcp_subflow_context *subflow = mptcp_subflow_ctx(sk); in mptcp_send_active_reset_reason() local
650 reason = sk_rst_convert_mptcp_reason(subflow->reset_reason); in mptcp_send_active_reset_reason()
675 __mptcp_subflow_lend_fwdmem(struct mptcp_subflow_context *subflow, int size) in __mptcp_subflow_lend_fwdmem() argument
677 int frag = (subflow->lent_mem_frag + size) & (PAGE_SIZE - 1); in __mptcp_subflow_lend_fwdmem()
[all …]
|
| H A D | protocol.c | 103 struct mptcp_subflow_context *subflow; in __mptcp_socket_create() local
114 subflow = mptcp_subflow_ctx(ssock->sk); in __mptcp_socket_create()
115 list_add(&subflow->node, &msk->conn_list); in __mptcp_socket_create()
117 subflow->request_mptcp = 1; in __mptcp_socket_create()
118 subflow->subflow_id = msk->subflow_id++; in __mptcp_socket_create()
121 WRITE_ONCE(subflow->local_id, 0); in __mptcp_socket_create()
361 struct mptcp_subflow_context *subflow = mptcp_subflow_ctx(ssk); in mptcp_init_skb() local
368 MPTCP_SKB_CB(skb)->map_seq = mptcp_subflow_get_mapped_dsn(subflow); in mptcp_init_skb()
433 struct mptcp_subflow_context *subflow; in mptcp_shutdown_subflows() local
435 mptcp_for_each_subflow(msk, subflow) { in mptcp_shutdown_subflows()
[all …]
|
| H A D | sockopt.c | 72 struct mptcp_subflow_context *subflow; in mptcp_sol_socket_sync_intval() local
78 mptcp_for_each_subflow(msk, subflow) { in mptcp_sol_socket_sync_intval()
79 struct sock *ssk = mptcp_subflow_tcp_sock(subflow); in mptcp_sol_socket_sync_intval()
116 subflow->setsockopt_seq = msk->setsockopt_seq; in mptcp_sol_socket_sync_intval()
150 struct mptcp_subflow_context *subflow; in mptcp_setsockopt_sol_socket_tstamp() local
160 mptcp_for_each_subflow(msk, subflow) { in mptcp_setsockopt_sol_socket_tstamp()
161 struct sock *ssk = mptcp_subflow_tcp_sock(subflow); in mptcp_setsockopt_sol_socket_tstamp()
210 struct mptcp_subflow_context *subflow; in mptcp_setsockopt_sol_socket_timestamping() local
236 mptcp_for_each_subflow(msk, subflow) { in mptcp_setsockopt_sol_socket_timestamping()
237 struct sock *ssk = mptcp_subflow_tcp_sock(subflow); in mptcp_setsockopt_sol_socket_timestamping()
252 struct mptcp_subflow_context *subflow; mptcp_setsockopt_sol_socket_linger() local
585 struct mptcp_subflow_context *subflow; mptcp_setsockopt_sol_tcp_congestion() local
629 struct mptcp_subflow_context *subflow; __mptcp_setsockopt_set_val() local
652 struct mptcp_subflow_context *subflow; __mptcp_setsockopt_sol_tcp_cork() local
672 struct mptcp_subflow_context *subflow; __mptcp_setsockopt_sol_tcp_nodelay() local
738 struct mptcp_subflow_context *subflow; mptcp_setsockopt_v4_set_tos() local
805 struct mptcp_subflow_context *subflow; mptcp_setsockopt_all_sf() local
1104 struct mptcp_subflow_context *subflow; mptcp_getsockopt_tcpinfo() local
1196 struct mptcp_subflow_context *subflow; mptcp_getsockopt_subflow_addrs() local
1295 struct mptcp_subflow_context *subflow; mptcp_getsockopt_full_info() local
1591 struct mptcp_subflow_context *subflow = mptcp_subflow_ctx(ssk); mptcp_sockopt_sync_locked() local
1615 struct mptcp_subflow_context *subflow; mptcp_set_rcvlowat() local
[all...] |
| H A D | fastopen.c | 9 void mptcp_fastopen_subflow_synack_set_params(struct mptcp_subflow_context *subflow, in mptcp_fastopen_subflow_synack_set_params() argument
16 /* on early fallback the subflow context is deleted by in mptcp_fastopen_subflow_synack_set_params()
19 if (!subflow) in mptcp_fastopen_subflow_synack_set_params()
22 ssk = subflow->tcp_sock; in mptcp_fastopen_subflow_synack_set_params()
23 sk = subflow->conn; in mptcp_fastopen_subflow_synack_set_params()
26 subflow->is_mptfo = 1; in mptcp_fastopen_subflow_synack_set_params()
36 mptcp_subflow_lend_fwdmem(subflow, skb); in mptcp_fastopen_subflow_synack_set_params()
39 * space, need to offset it in the subflow sequence, see mptcp_subflow_get_map_offset() in mptcp_fastopen_subflow_synack_set_params()
42 subflow->ssn_offset += skb->len; in mptcp_fastopen_subflow_synack_set_params()
|
| H A D | sched.c | 162 void mptcp_subflow_set_scheduled(struct mptcp_subflow_context *subflow, in mptcp_sched_get_send()
165 WRITE_ONCE(subflow->scheduled, scheduled); in mptcp_sched_get_send()
170 struct mptcp_subflow_context *subflow; in mptcp_sched_get_send()
185 mptcp_for_each_subflow(msk, subflow) { in mptcp_sched_get_retrans()
186 if (READ_ONCE(subflow->scheduled)) in mptcp_sched_get_retrans()
197 struct mptcp_subflow_context *subflow; in mptcp_sched_get_retrans()
205 mptcp_for_each_subflow(msk, subflow) { in mptcp_sched_get_retrans()
206 if (READ_ONCE(subflow->scheduled)) in mptcp_sched_get_retrans()
151 mptcp_subflow_set_scheduled(struct mptcp_subflow_context * subflow,bool scheduled) mptcp_subflow_set_scheduled() argument
159 struct mptcp_subflow_context *subflow; mptcp_sched_get_send() local
187 struct mptcp_subflow_context *subflow; mptcp_sched_get_retrans() local
|
| H A D | token.c | 153 struct mptcp_subflow_context *subflow = mptcp_subflow_ctx(ssk); in mptcp_token_new_connect() local
154 struct mptcp_sock *msk = mptcp_sk(subflow->conn); in mptcp_token_new_connect()
156 struct sock *sk = subflow->conn; in mptcp_token_new_connect()
160 mptcp_crypto_key_gen_sha(&subflow->local_key, &subflow->token, in mptcp_token_new_connect()
161 &subflow->idsn); in mptcp_token_new_connect()
163 bucket = token_bucket(subflow->token); in mptcp_token_new_connect()
165 if (__token_bucket_busy(bucket, subflow->token)) { in mptcp_token_new_connect()
173 ssk, subflow->local_key, subflow->token, subflow->idsn); in mptcp_token_new_connect()
175 WRITE_ONCE(msk->token, subflow->token); in mptcp_token_new_connect()
|
| H A D | pm_kernel.c | 101 struct mptcp_subflow_context *subflow; in lookup_subflow_by_daddr() local
104 list_for_each_entry(subflow, list, node) { in lookup_subflow_by_daddr()
105 struct sock *ssk = mptcp_subflow_tcp_sock(subflow); in lookup_subflow_by_daddr()
210 struct mptcp_subflow_context *subflow; in fill_remote_addresses_fullmesh() local
217 mptcp_for_each_subflow(msk, subflow) in fill_remote_addresses_fullmesh()
218 if (READ_ONCE(subflow->local_id) == local->id) in fill_remote_addresses_fullmesh()
219 __set_bit(subflow->remote_id, unavail_id); in fill_remote_addresses_fullmesh()
221 mptcp_for_each_subflow(msk, subflow) { in fill_remote_addresses_fullmesh()
222 ssk = mptcp_subflow_tcp_sock(subflow); in fill_remote_addresses_fullmesh()
224 addrs[i].id = READ_ONCE(subflow->remote_id); in fill_remote_addresses_fullmesh()
[all …]
|
| H A D | Makefile | 4 mptcp-y := protocol.o subflow.o options.o token.o crypto.o ctrl.o pm.o diag.o \
|
| H A D | Kconfig | 10 subflows in order to utilize multiple network paths. Each subflow
|
| H A D | pm_netlink.c | 467 struct mptcp_subflow_context *subflow = mptcp_subflow_ctx(ssk); in mptcp_event_addr_announced() local
468 struct mptcp_sock *msk = mptcp_sk(subflow->conn); in mptcp_event_addr_announced()
|
| /linux/tools/testing/selftests/net/mptcp/ |
| H A D | mptcp_join.sh | 1834 local subflow="client"
1848 subflow="server"
1861 print_check "rm subflow ${subflow}"
2107 pm_nl_add_endpoint $ns2 10.0.3.2 flags subflow
2116 pm_nl_add_endpoint $ns2 10.0.3.2 flags subflow
2126 pm_nl_add_endpoint $ns2 10.0.3.2 flags subflow
2135 pm_nl_add_endpoint $ns2 10.0.3.2 flags subflow
2136 pm_nl_add_endpoint $ns2 10.0.2.2 flags subflow
2145 pm_nl_add_endpoint $ns2 10.0.3.2 flags subflow
2146 pm_nl_add_endpoint $ns2 10.0.2.2 flags subflow
[all …]
|
| H A D | pm_netlink.sh | 151 add_endpoint 10.0.1.2 flags subflow dev lo
157 "2,10.0.1.2,subflow,lo" \
244 add_endpoint 10.0.1.1 flags subflow
246 check "show_endpoints" "$(format_endpoints "1,10.0.1.1,subflow backup")" \
249 check "show_endpoints" "$(format_endpoints "1,10.0.1.1,subflow")" \
256 check "show_endpoints" "$(format_endpoints "1,10.0.1.1,subflow fullmesh")" \
259 check "show_endpoints" "$(format_endpoints "1,10.0.1.1,subflow")" \
262 check "show_endpoints" "$(format_endpoints "1,10.0.1.1,subflow backup fullmesh")" \
|
| H A D | simult_flows.sh | 90 mptcp_lib_pm_nl_add_endpoint "${ns1}" 10.0.2.1 dev ns1eth2 flags subflow
|
| /linux/include/trace/events/ |
| H A D | mptcp.h | 20 TP_PROTO(struct mptcp_subflow_context *subflow),
22 TP_ARGS(subflow),
36 __entry->active = mptcp_subflow_active(subflow);
37 __entry->backup = subflow->backup || subflow->request_bkup;
39 if (subflow->tcp_sock && sk_fullsock(subflow->tcp_sock))
40 __entry->free = sk_stream_memory_free(subflow->tcp_sock);
44 ssk = mptcp_subflow_tcp_sock(subflow);
|
| /linux/Documentation/networking/ |
| H A D | mptcp.rst | 41 (Linux-specific), a *subflow* (or *path*) is created. This *subflow* consists of
45 *option* field of the underlying TCP *subflow*. This field contains, amongst
79 The Packet Scheduler is in charge of selecting which available *subflow(s)* to
127 values per subflow.
151 kernel is in charge of creating subflow sockets: they are TCP sockets where the
|