146  *  @alive: bool, socket alive state
148 static int tcp_orphan_retries(struct sock *sk, bool alive)  in tcp_orphan_retries()  argument
153 	if (READ_ONCE(sk->sk_err_soft) && !alive)  in tcp_orphan_retries()
159 	if (retries == 0 && alive)  in tcp_orphan_retries()
271 			const bool alive = icsk->icsk_rto < TCP_RTO_MAX;  in tcp_write_timeout()  local
273 			retry_until = tcp_orphan_retries(sk, alive);  in tcp_write_timeout()
274 			do_reset = alive ||  in tcp_write_timeout()
410 		const bool alive = inet_csk_rto_backoff(icsk, TCP_RTO_MAX) < TCP_RTO_MAX;  in tcp_probe_timer()  local
412 		max_probes = tcp_orphan_retries(sk, alive);  in tcp_probe_timer()
413 		if (!alive && icsk->icsk_backoff >= max_probes)  in tcp_probe_timer()
793 	/* It is alive without keepalive 8) */  in tcp_keepalive_timer()