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Defined in 1 files as a function:

Referenced in 2 files:

Smatch caller information:

net/ipv4/tcp.c tcp_remove_empty_skb() -> tcp_unlink_write_queue()

Type Parameter Key Value
PARAM_VALUE 0 skb 4096-ptr_max
PARAM_VALUE 1 sk 4096-ptr_max
BUF_SIZE 1 sk->__sk_common.skc_prot (-1),448
CAPPED_DATA 1 sk 1
DATA_SOURCE 0 skb r tcp_write_queue_tail
DATA_SOURCE 1 sk $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.head->end
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.head->len
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.head->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.head->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.len
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->end
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->len
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->next->end
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->next->len
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->next->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->next->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->end
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->len
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->next->end
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->next->len
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->next->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->end
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->len
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->prev->end
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->prev->len
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->prev->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->prev->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.prev->data_len
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.prev->len
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.prev->next->data_len
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.prev->next->len
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.prev->truesize
UNITS 1 sk unit_byte
HALF_LOCKED2 &msk->fallback_lock
HALF_LOCKED2 bh
HALF_LOCKED2 sk
HALF_LOCKED2 1 sk
HALF_LOCKED2 1 &sk->sk_lock.slock

net/ipv4/tcp_output.c tcp_eat_one_skb() -> tcp_unlink_write_queue()

Type Parameter Key Value
PARAM_VALUE 0 skb 4096-ptr_max
PARAM_VALUE 1 sk 4096-ptr_max
BUF_SIZE 1 sk->__sk_common.skc_prot (-1),448
BUF_SIZE 1 sk->sk_user_data (-1),232,368
CAPPED_DATA 0 skb->len 1
CAPPED_DATA 1 sk 1
CAPPED_DATA 1 sk->__sk_common.skc_net.net 1
DATA_SOURCE 0 skb $2
DATA_SOURCE 1 sk $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA 1 sk->sk_receive_queue.prev->csum 0-126976[c]
HOST_DATA 1 sk->sk_receive_queue.prev->csum_offset 0-u16max
HOST_DATA 1 sk->sk_receive_queue.prev->data_len 0-u32max[c]
HOST_DATA 1 sk->sk_receive_queue.prev->next->csum 0-126976[c]
HOST_DATA 1 sk->sk_receive_queue.prev->next->csum_offset 0-u16max
HOST_DATA 1 sk->sk_receive_queue.prev->next->data_len 0-u32max[c]
HOST_DATA 1 sk->sk_receive_queue.prev->next->truesize 0-u32max
HOST_DATA 1 sk->sk_receive_queue.prev->truesize 0-u32max
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.head->end
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.head->len
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.head->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.head->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.len
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->end
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->len
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->next->end
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->next->len
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->next->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->next->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_prot_creator->twsk_prot->twsk_slab->sheaf_capacity
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->end
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->len
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->next->end
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->next->len
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->next->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->end
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->len
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->prev->end
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->prev->len
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->prev->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->prev->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.prev->data_len
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.prev->len
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.prev->next->data_len
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.prev->next->len
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.prev->truesize
UNITS 0 skb unit_byte
UNITS 1 sk unit_byte
HALF_LOCKED2 1 sk
HALF_LOCKED2 1 &sk->sk_callback_lock
HALF_LOCKED2 1 &sk->sk_lock.slock