sk_rx_queue_mapping
unlikely(READ_ONCE(sk->sk_rx_queue_mapping) != rx_queue))
WRITE_ONCE(sk->sk_rx_queue_mapping, rx_queue);
WRITE_ONCE(sk->sk_rx_queue_mapping, NO_QUEUE_MAPPING);
int res = READ_ONCE(sk->sk_rx_queue_mapping);
BPF_FIELD_SIZEOF(struct sock, sk_rx_queue_mapping),
bpf_target_off(struct sock, sk_rx_queue_mapping,
sk_rx_queue_mapping),
nreq_sk->sk_rx_queue_mapping = req_sk->sk_rx_queue_mapping;
tw->tw_rx_queue_mapping = sk->sk_rx_queue_mapping;