376 #define sk_prot			__sk_common.skc_prot  macro
1362 	return sk->sk_prot->stream_memory_free ?  in __sk_stream_memory_free()
1363 		INDIRECT_CALL_INET_1(sk->sk_prot->stream_memory_free,  in __sk_stream_memory_free()
1398 	percpu_counter_add_batch(sk->sk_prot->sockets_allocated, -1,  in sk_sockets_allocated_dec()
1404 	percpu_counter_add_batch(sk->sk_prot->sockets_allocated, 1,  in sk_sockets_allocated_inc()
1411 	return percpu_counter_read_positive(sk->sk_prot->sockets_allocated);  in sk_sockets_allocated_read_positive()
1457 	sk->sk_prot->unhash(sk);  in __sk_prot_rehash()
1458 	return sk->sk_prot->hash(sk);  in __sk_prot_rehash()
1503 	return READ_ONCE(sk->sk_prot->sysctl_mem[index]);  in sk_prot_mem_limits()
1514 	return !!sk->sk_prot->memory_allocated;  in sk_has_account()
1846 	WRITE_ONCE(sk->sk_prot, proto);  in sock_replace_proto()
2981 	if (sk->sk_prot->sock_is_readable)  in sk_is_readable()
2982 		return sk->sk_prot->sock_is_readable(sk);  in sk_is_readable()