434 	rxrpc_seq_t seq = sp->hdr.seq, hard_ack;  in rxrpc_input_data()  local
474 	hard_ack = READ_ONCE(call->rx_hard_ack);  in rxrpc_input_data()
475 	if (after(seq, hard_ack + call->rx_winsize)) {  in rxrpc_input_data()
513 	if (before_eq(seq, hard_ack)) {  in rxrpc_input_data()
586 		if (after(seq, hard_ack + call->rx_winsize)) {  in rxrpc_input_data()
840 	rxrpc_seq_t first_soft_ack, hard_ack;  in rxrpc_input_ack()  local
854 	hard_ack = first_soft_ack - 1;  in rxrpc_input_ack()
919 	if (before(hard_ack, call->tx_hard_ack) ||  in rxrpc_input_ack()
920 	    after(hard_ack, call->tx_top)) {  in rxrpc_input_ack()
924 	if (nr_acks > call->tx_top - hard_ack) {  in rxrpc_input_ack()
929 	if (after(hard_ack, call->tx_hard_ack)) {  in rxrpc_input_ack()
930 		if (rxrpc_rotate_tx_window(call, hard_ack, &summary)) {  in rxrpc_input_ack()
947 	    summary.nr_acks == call->tx_top - hard_ack &&  in rxrpc_input_ack()