392 #define sk_prot			__sk_common.skc_prot  macro
1414 	return sk->sk_prot->stream_memory_free ?  in __sk_stream_memory_free()
1415 		INDIRECT_CALL_INET_1(sk->sk_prot->stream_memory_free,  in __sk_stream_memory_free()
1450 	percpu_counter_add_batch(sk->sk_prot->sockets_allocated, -1,  in sk_sockets_allocated_dec()
1456 	percpu_counter_add_batch(sk->sk_prot->sockets_allocated, 1,  in sk_sockets_allocated_inc()
1463 	return percpu_counter_read_positive(sk->sk_prot->sockets_allocated);  in sk_sockets_allocated_read_positive()
1509 	sk->sk_prot->unhash(sk);  in __sk_prot_rehash()
1510 	return sk->sk_prot->hash(sk);  in __sk_prot_rehash()
1559 	return READ_ONCE(sk->sk_prot->sysctl_mem[index]);  in sk_prot_mem_limits()
1570 	return !!sk->sk_prot->memory_allocated;  in sk_has_account()
1908 	WRITE_ONCE(sk->sk_prot, proto);  in sock_replace_proto()
3139 	const struct proto *prot = READ_ONCE(sk->sk_prot);  in sk_is_readable()