Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

net/ipv4/tcp_input.c tcp_collapse_ofo_queue() -> tcp_collapse()

Type Parameter Key Value
PARAM_VALUE 0 sk 4096-ptr_max
PARAM_VALUE 0 sk->__sk_common.skc_prot 4096-ptr_max
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_memcg 1-u64max
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_rcvbuf 0-2147483646
PARAM_VALUE 0 sk->sk_receive_queue.next->sk->ns_tracker->alloc_stack_handle 0-4294967295
PARAM_VALUE 0 sk->sk_receive_queue.next->sk->ns_tracker->dead 0-1
PARAM_VALUE 0 sk->sk_receive_queue.next->sk->ns_tracker->free_stack_handle 0-4294967295
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 1 list 0
PARAM_VALUE 2 root 4096-ptr_max
PARAM_VALUE 2 root->rb_node 1-u64max
PARAM_VALUE 3 head 4096-ptr_max
PARAM_VALUE 4 tail 0,4096-ptr_max
PARAM_VALUE 4 tail->cb 4096-ptr_max
BUF_SIZE 0 sk->__sk_common.skc_prot (-1),448
CAPPED_DATA 0 sk->__sk_common.skc_net.net 1
CAPPED_DATA 0 sk->sk_rcvbuf 1
DATA_SOURCE 0 sk $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
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.head->tail
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_backlog.tail->next->tail
NO_OVERFLOW_SIMPLE 0 sk->sk_backlog.tail->tail
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
UNITS 5 start unit_byte
UNITS 6 end unit_byte
HALF_LOCKED2 0 sk
HALF_LOCKED2 0 &sk->sk_lock.slock

net/ipv4/tcp_input.c tcp_prune_queue() -> tcp_collapse()

Type Parameter Key Value
PARAM_VALUE 0 sk 4096-ptr_max
PARAM_VALUE 0 sk->__sk_common.skc_prot 4096-ptr_max
PARAM_VALUE 0 sk->sk_backlog.rmem_alloc.counter 1-s32max
PARAM_VALUE 0 sk->sk_memcg 1-u64max
PARAM_VALUE 0 sk->sk_rcvbuf 0-2147483646
PARAM_VALUE 1 list 4096-ptr_max
PARAM_VALUE 2 root 0
PARAM_VALUE 3 head 0-ptr_max
PARAM_VALUE 4 tail 0
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
CAPPED_DATA 0 sk->sk_backlog.rmem_alloc.counter 1
CAPPED_DATA 0 sk->sk_rcvbuf 1
CAPPED_DATA 0 &sk->sk_receive_queue 1
DATA_SOURCE 0 sk $0
PARAM_COMPARE 0 sk->sk_backlog.rmem_alloc.counter > $0->sk_rcvbuf
PARAM_COMPARE 0 &sk->sk_receive_queue != $0->sk_receive_queue.next
PARAM_COMPARE 1 list != $0->sk_receive_queue.next
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
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
UNITS 5 start unit_byte
UNITS 6 end unit_byte
HALF_LOCKED2 0 sk
HALF_LOCKED2 0 &sk->sk_lock.slock