LCOV - code coverage report

Current view: top level - mptcp/protocol.c (source / functions) Coverage Total Hit Test: export-net Lines: 92.0 % 2552 2348 Test Date: 2026-08-28 19:21:58 Functions: 95.5 % 155 148 Legend: Lines:     hit not hit Branches: + taken - not taken # not executed Branches: 66.4 % 2072 1376

Function Name	Hit count
mptcp_dss_corruption	0
mptcp_enter_memory_pressure	0
mptcp_get_port	0
mptcp_hash	0
mptcp_mp_fail_no_response	0
mptcp_read_sock	0
mptcp_sync_mss	0
mptcp_update_infinite_map	2
mptcp_prune_ofo_queue	3
mptcp_proto_init	6
mptcp_proto_v6_init	6
mptcp_unhash	10
mptcp_ioctl	16
mptcp_ioctl_outq	16
__mptcp_flush_join_list	22
__mptcp_unaccepted_force_close	42
mptcp_subflow_set_active	92
mptcp_disconnect	106
mptcp_sendmsg_fastopen	112
mptcp_tout_timer	117
mptcp_fallback_tcp_ops	178
__mptcp_try_fallback	214
__mptcp_push_retrans	471
mptcp_do_fastclose	543
schedule_3rdack_retransmission	606
__mptcp_finish_join	612
mptcp_sock_check_graft	612
mptcp_drop	637
mptcp_copy_ip6_options	786
mptcp_inet6_sk	786
mptcp_copy_ip_options	850
__mptcp_error_report	1010
mptcp_finish_join	1206
mptcp_subflow_joined	1206
mptcp_set_datafin_timeout	1267
mptcp_reset_tout_timer	1438
mptcp_finish_connect	1478
mptcp_graft_subflows	1594
__mptcp_close_subflow	1618
mptcp_sk_clone_init	1636
__mptcp_subflow_disconnect	1658
mptcp_connect	1726
mptcp_listen	1756
mptcp_bind	1758
mptcp_stream_accept	1778
mptcp_shutdown	2018
mptcp_cleanup_ssk_backlog	2296
__mptcp_retransmit_pending_data	2310
mptcp_shutdown_subflows	2336
mptcp_close_ssk	2347
mptcp_rcv_space_init	2747
__mptcp_wr_shutdown	3011
mptcp_check_listen_stop	3376
__mptcp_socket_create	3460
mptcp_init_sock	3482
mptcp_close_state	3489
mptcp_check_and_set_pending	3564
mptcp_ca_reset	3578
mptcp_send_ack	3607
mptcp_cancel_work	3650
mptcp_subflow_shutdown	4096
__mptcp_retrans	4221
mptcp_retransmit_timer	4364
mptcp_subflow_get_retrans	4504
mptcp_rcvbuf_grow	4835
__mptcp_destroy_sock	4983
mptcp_destroy	4993
__mptcp_close	5016
mptcp_close	5016
mptcp_subflow_send_ack	5024
__mptcp_clear_xmit	5099
mptcp_destroy_common	5099
__mptcp_init_sock	5118
mptcp_backlog_purge	5642
__mptcp_subflow_send_ack	6071
mptcp_sock_graft	6314
mptcp_close_wake_up	6720
mptcp_copy_inaddrs	6874
__mptcp_subflow_error_report	7597
__mptcp_close_ssk	7872
__mptcp_nmpc_sk	10112
mptcp_check_data_fin_ack	11406
mptcp_check_fastclose	11406
mptcp_close_tout_expired	11406
mptcp_worker	12451
mptcp_schedule_work	15113
mptcp_subflow_process_delegated	24160
mptcp_set_state	24678
mptcp_move_skbs	29014
mptcp_napi_poll	30628
mptcp_stop_rtx_timer	46563
__mptcp_clean_una_wakeup	50631
mptcp_inq_hint	95660
mptcp_splice_read	147914
__mptcp_move_skbs	155271
mptcp_check_data_fin	165190
mptcp_data_queue_ofo	170717
mptcp_update_data_checksum	171006
__mptcp_add_backlog	214300
tcp_can_send_ack	234621
mptcp_check_send_data_fin	281984
mptcp_set_timeout	324021
mptcp_push_release	376908
mptcp_sendmsg	407283
__mptcp_read_sock	408142
__mptcp_splice_read	408142
dfrag_clear	422074
mptcp_carve_data_frag	422085
mptcp_page_frag_refill	422085
__mptcp_clean_una	431665
mptcp_pending_data_fin_ack	443071
mptcp_subflow_cleanup_rbuf	450692
mptcp_reset_rtx_timer	454343
mptcp_check_writeable	480849
mptcp_try_coalesce	536175
__mptcp_add_ext	549604
__mptcp_alloc_tx_skb	549604
__mptcp_do_alloc_tx_skb	549604
do_copy_data_nocache	567517
mptcp_frag_can_collapse_to	567517
__mptcp_data_acked	572031
mptcp_send_limit	572347
__mptcp_try_coalesce	595119
__subflow_push_pending	595919
__mptcp_push_pending	626388
mptcp_eat_recv_skb	669599
mptcp_skb_can_collapse_to	671501
mptcp_subflow_get_send	680453
mptcp_recvmsg	740743
mptcp_recv_skb	764588
mptcp_update_post_push	807483
__mptcp_recvmsg_mskq	845816
move_skbs_to_msk	863952
mptcp_poll	966573
__mptcp_set_timeout	1004474
__mptcp_ofo_queue	1019223
mptcp_pending_data_fin	1029142
__mptcp_move_skbs_from_subflow	1062988
mptcp_data_ready	1062988
mptcp_rcv_rtt_update	1062988
mptcp_try_rmem_schedule	1083733
mptcp_can_ingest	1083736
__mptcp_move_skb	1083960
mptcp_check_allowed_size	1101346
mptcp_sendmsg_frag	1101347
mptcp_init_skb	1122259
mptcp_cleanup_rbuf	1131309
mptcp_subflow_could_cleanup	1154900
mptcp_rcv_space_adjust	1253958
mptcp_rps_record_subflows	1297534
mptcp_subflow_active	1322878
__mptcp_subflow_push_pending	1355192
mptcp_release_cb	1704602
__mptcp_check_push	1799979
mptcp_can_spool_backlog	2032118

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