998 int tcp_sendmsg_fastopen(struct sock *sk, struct msghdr *msg, int *copied,  in tcp_sendmsg_fastopen()  argument
1038 		*copied = tp->fastopen_req->copied;  in tcp_sendmsg_fastopen()
1051 	int flags, err, copied = 0;  in tcp_sendmsg_locked()  local
1108 			copied = tcp_send_rcvq(sk, msg, size);  in tcp_sendmsg_locked()
1132 	copied = 0;  in tcp_sendmsg_locked()
1278 		if (!copied)  in tcp_sendmsg_locked()
1285 		copied += copy;  in tcp_sendmsg_locked()
1305 		if (copied)  in tcp_sendmsg_locked()
1317 	if (copied) {  in tcp_sendmsg_locked()
1325 	return copied + copied_syn;  in tcp_sendmsg_locked()
1330 	if (copied + copied_syn)  in tcp_sendmsg_locked()
1426 	int copied = 0, err = 0;  in tcp_peek_sndq()  local
1432 		copied += skb->len;  in tcp_peek_sndq()
1440 		copied += skb->len;  in tcp_peek_sndq()
1443 	return err ?: copied;  in tcp_peek_sndq()
1452 void __tcp_cleanup_rbuf(struct sock *sk, int copied)  in __tcp_cleanup_rbuf()  argument
1468 		    (copied > 0 &&  in __tcp_cleanup_rbuf()
1482 	if (copied > 0 && !time_to_ack && !(sk->sk_shutdown & RCV_SHUTDOWN)) {  in __tcp_cleanup_rbuf()
1502 void tcp_cleanup_rbuf(struct sock *sk, int copied)  in tcp_cleanup_rbuf()  argument
1510 	__tcp_cleanup_rbuf(sk, copied);  in tcp_cleanup_rbuf()
1568 	int copied = 0;  in tcp_read_sock()  local
1588 				if (!copied)  in tcp_read_sock()
1589 					copied = used;  in tcp_read_sock()
1595 			copied += used;  in tcp_read_sock()
1627 	if (copied > 0) {  in tcp_read_sock()
1629 		tcp_cleanup_rbuf(sk, copied);  in tcp_read_sock()
1631 	return copied;  in tcp_read_sock()
1638 	int copied = 0;  in tcp_read_skb()  local
1652 			if (!copied)  in tcp_read_skb()
1653 				copied = used;  in tcp_read_skb()
1656 		copied += used;  in tcp_read_skb()
1661 	return copied;  in tcp_read_skb()
2330 	int copied = 0;  in tcp_recvmsg_locked()  local
2384 			if (copied)  in tcp_recvmsg_locked()
2387 				copied = timeo ? sock_intr_errno(timeo) : -EAGAIN;  in tcp_recvmsg_locked()
2422 		if (copied >= target && !READ_ONCE(sk->sk_backlog.tail))  in tcp_recvmsg_locked()
2425 		if (copied) {  in tcp_recvmsg_locked()
2437 				copied = sock_error(sk);  in tcp_recvmsg_locked()
2448 				copied = -ENOTCONN;  in tcp_recvmsg_locked()
2453 				copied = -EAGAIN;  in tcp_recvmsg_locked()
2458 				copied = sock_intr_errno(timeo);  in tcp_recvmsg_locked()
2463 		if (copied >= target) {  in tcp_recvmsg_locked()
2467 			tcp_cleanup_rbuf(sk, copied);  in tcp_recvmsg_locked()
2470 				err = copied ? : err;  in tcp_recvmsg_locked()
2476 		    (peek_seq - peek_offset - copied - urg_hole != tp->copied_seq)) {  in tcp_recvmsg_locked()
2512 				if (!copied)  in tcp_recvmsg_locked()
2513 					copied = -EFAULT;  in tcp_recvmsg_locked()
2519 		copied += used;  in tcp_recvmsg_locked()
2560 	tcp_cleanup_rbuf(sk, copied);  in tcp_recvmsg_locked()
2561 	return copied;  in tcp_recvmsg_locked()