Defined in 3 files as a function:
- include/net/inet_connection_sock.h, line 332 (as a function)
- tools/testing/selftests/bpf/progs/bpf_iter_tcp4.c, line 64 (as a function)
- tools/testing/selftests/bpf/progs/bpf_iter_tcp6.c, line 64 (as a function)
Referenced in 8 files:
- net/ipv4/tcp.c
- net/ipv4/tcp_input.c
- net/ipv4/tcp_ipv4.c, line 2827
- net/ipv4/tcp_output.c, line 4427
- net/ipv4/tcp_timer.c, line 335
- net/ipv6/tcp_ipv6.c, line 2192
- tools/testing/selftests/bpf/progs/bpf_iter_tcp4.c, line 138
- tools/testing/selftests/bpf/progs/bpf_iter_tcp6.c, line 142
Smatch caller information:
net/ipv4/tcp_ipv4.c get_tcp4_sock() -> inet_csk_in_pingpong_mode()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| DATA_SOURCE | 0 | sk | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &f->lock | ||
| TYPE_LOCK | (struct seq_file)->lock |
net/ipv4/tcp.c __tcp_cleanup_rbuf() -> inet_csk_in_pingpong_mode()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| CAPPED_DATA | 0 | sk | 1 |
| DATA_SOURCE | 0 | sk | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_prot_creator->twsk_prot->twsk_slab->sheaf_capacity | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->truesize | |
| UNITS | 0 | sk | unit_byte |
| HALF_LOCKED2 | rcu_read | ||
| HALF_LOCKED2 | 0 | sk |
net/ipv4/tcp.c do_tcp_getsockopt() -> inet_csk_in_pingpong_mode()
| Type | Parameter | Key | Value |
|---|---|---|---|
| CAPPED_DATA | 0 | sk->__sk_common.skc_net.net | 1 |
| DATA_SOURCE | 0 | sk | $0 |
| RX_PATH | |||
| UNITS | 0 | sk | unit_byte |
| HALF_LOCKED2 | sk |
net/ipv4/tcp_input.c tcp_in_quickack_mode() -> inet_csk_in_pingpong_mode()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| BUF_SIZE | 0 | sk->__sk_common.skc_prot | (-1),448 |
| CAPPED_DATA | 0 | sk | 1 |
| CAPPED_DATA | 0 | sk->__sk_common.skc_net.net | 1 |
| DATA_SOURCE | 0 | sk | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->truesize | |
| UNITS | 0 | sk | unit_byte |
| HALF_LOCKED2 | 0 | sk | |
| HALF_LOCKED2 | 0 | &sk->sk_lock.slock |
net/ipv4/tcp_input.c tcp_rcv_synsent_state_process() -> inet_csk_in_pingpong_mode()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| DATA_SOURCE | 0 | sk | $0 |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_prot_creator->twsk_prot->twsk_slab->object_size |
net/ipv4/tcp_timer.c tcp_delack_timer_handler() -> inet_csk_in_pingpong_mode()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| BUF_SIZE | 0 | sk | (-1),1480 |
| BUF_SIZE | 0 | sk | (-1),1480 |
| CAPPED_DATA | 0 | sk | 1 |
| DATA_SOURCE | 0 | sk | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_prot_creator->twsk_prot->twsk_slab->sheaf_capacity | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->truesize | |
| UNITS | 0 | sk | unit_byte |
| HALF_LOCKED2 | 0 | &sk->sk_lock.slock |
net/ipv6/tcp_ipv6.c get_tcp6_sock() -> inet_csk_in_pingpong_mode()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| DATA_SOURCE | 0 | sk | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &seq->lock | ||
| TYPE_LOCK | (struct seq_file)->lock |
net/ipv4/tcp_output.c tcp_send_delayed_ack() -> inet_csk_in_pingpong_mode()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| BUF_SIZE | 0 | sk->__sk_common.skc_prot | (-1),448 |
| CAPPED_DATA | 0 | sk | 1 |
| CAPPED_DATA | 0 | sk->__sk_common.skc_net.net | 1 |
| DATA_SOURCE | 0 | sk | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->truesize | |
| UNITS | 0 | sk | unit_byte |
| HALF_LOCKED2 | 0 | sk | |
| HALF_LOCKED2 | 0 | &sk->sk_lock.slock |