tcp_trace_point
tcp_trace_point(rack->rc_tp, TCP_TP_PACED_BOTTOM);
tcp_trace_point(rack->rc_tp, TCP_TP_COLLAPSED_WND);
tcp_trace_point(rack->rc_tp, TCP_TP_COLLAPSED_WND);
tcp_trace_point(rack->rc_tp, TCP_TP_RESET_RCV);
tcp_trace_point(rack->rc_tp, TCP_TP_HWENOBUF);
tcp_trace_point(rack->rc_tp, TCP_TP_ENOBUF);
tcp_trace_point(rack->rc_tp, TCP_TP_COLLAPSED_RXT);
tcp_trace_point(rack->rc_tp, TCP_TP_HWENOBUF);
tcp_trace_point(rack->rc_tp, TCP_TP_ENOBUF);
tcp_trace_point(tp, TCP_TP_REQ_LOG_FAIL);