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Defined in 1 files as a function:

Referenced in 4 files:

Smatch caller information:

net/ipv4/tcp_ipv4.c tcp_v4_send_synack() -> tcp_bpf_ca_needs_ecn()

Type Parameter Key Value
PARAM_VALUE 0 sk 4096-ptr_max
BUF_SIZE 0 sk (-1)-s32max
BUF_SIZE 0 sk (-1)-s32max
DATA_SOURCE 0 sk $3
TASK_NOT_RUNNING
HALF_LOCKED2 bh
HALF_LOCKED2 rcu_read

net/ipv4/tcp_input.c tcp_ecn_create_request() -> tcp_bpf_ca_needs_ecn()

Type Parameter Key Value
PARAM_VALUE 0 sk 4096-ptr_max
DATA_SOURCE 0 sk $0
RX_PATH
TASK_NOT_RUNNING
LOCK2 bh
LOCK2 rcu_read
HALF_LOCKED2 &listen_sk->sk_lock.slock
HALF_LOCKED2 listen_sk

net/ipv6/tcp_ipv6.c tcp_v6_send_synack() -> tcp_bpf_ca_needs_ecn()

Type Parameter Key Value
PARAM_VALUE 0 sk 4096-ptr_max
BUF_SIZE 0 sk (-1)-s32max
BUF_SIZE 0 sk (-1)-s32max
DATA_SOURCE 0 sk $3
TASK_NOT_RUNNING
HALF_LOCKED2 bh
HALF_LOCKED2 rcu_read

net/ipv4/tcp_output.c tcp_ecn_send_syn() -> tcp_bpf_ca_needs_ecn()

Type Parameter Key Value
PARAM_VALUE 0 sk 4096-ptr_max
PARAM_VALUE 0 sk->__sk_common.skc_net.net 4096-ptr_max
PARAM_VALUE 0 sk->__sk_common.skc_prot 4096-ptr_max
PARAM_VALUE 0 sk->psp_assoc 0,4096-ptr_max
PARAM_VALUE 0 sk->sk_dst_cache 4096-ptr_max
PARAM_VALUE 0 sk->sk_dst_cache->ops 4096-ptr_max
PARAM_VALUE 0 sk->sk_err 0
PARAM_VALUE 0 sk->sk_memcg->high_work.entry.next->prev 4096-ptr_max
PARAM_VALUE 0 sk->sk_userlocks 2-255
PARAM_VALUE 0 sk->tcp_rtx_queue.rb_node 0,4096-ptr_max
CAPPED_DATA 0 sk 1
CAPPED_DATA 0 sk->__sk_common.skc_net.net 1
CAPPED_DATA 0 sk->psp_assoc 1
CAPPED_DATA 0 sk->sk_dst_cache 1
DATA_SOURCE 0 sk $0
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 sk->sk_backlog.len
UNITS 0 sk unit_byte
HALF_LOCKED2 sk
HALF_LOCKED2 0 sk

net/ipv4/tcp_output.c tcp_ecn_send_synack() -> tcp_bpf_ca_needs_ecn()

Type Parameter Key Value
PARAM_VALUE 0 sk 4096-ptr_max
PARAM_VALUE 0 sk->__sk_common.skc_bind_node->next->pprev 1-u64max
PARAM_VALUE 0 sk->__sk_common.skc_net.net 4096-ptr_max
PARAM_VALUE 0 sk->__sk_common.skc_state 3
PARAM_VALUE 0 sk->ns_tracker->alloc_stack_handle 0-4294967295
PARAM_VALUE 0 sk->ns_tracker->dead 0-1
PARAM_VALUE 0 sk->ns_tracker->free_stack_handle 0-4294967295
PARAM_VALUE 0 sk->sk_backlog.head->sk->ns_tracker->alloc_stack_handle 0-4294967295
PARAM_VALUE 0 sk->sk_backlog.head->sk->ns_tracker->dead 0-1
PARAM_VALUE 0 sk->sk_backlog.head->sk->ns_tracker->free_stack_handle 0-4294967295
PARAM_VALUE 0 sk->sk_peer_cred->process_keyring->user->qnbytes s32min-s32max
PARAM_VALUE 0 sk->sk_peer_cred->process_keyring->user->qnkeys s32min-s32max
PARAM_VALUE 0 sk->sk_peer_cred->request_key_auth->user->qnbytes s32min-s32max
PARAM_VALUE 0 sk->sk_peer_cred->request_key_auth->user->qnkeys s32min-s32max
PARAM_VALUE 0 sk->sk_peer_cred->session_keyring->user->qnbytes s32min-s32max
PARAM_VALUE 0 sk->sk_peer_cred->session_keyring->user->qnkeys s32min-s32max
PARAM_VALUE 0 sk->sk_peer_cred->thread_keyring->user->qnbytes s32min-s32max
PARAM_VALUE 0 sk->sk_peer_cred->thread_keyring->user->qnkeys s32min-s32max
PARAM_VALUE 0 sk->sk_socket->sk->ns_tracker->alloc_stack_handle 0-4294967295
PARAM_VALUE 0 sk->sk_socket->sk->ns_tracker->dead 0-1
PARAM_VALUE 0 sk->sk_socket->sk->ns_tracker->free_stack_handle 0-4294967295
PARAM_VALUE 0 sk->sk_userlocks 0-239
PARAM_VALUE 0 sk->tcp_rtx_queue.rb_node 1-u64max
BUF_SIZE 0 sk->__sk_common.skc_prot (-1),448
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->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->end
NO_OVERFLOW_SIMPLE 0 sk->sk_backlog.tail->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