current_time     1201 net/route.c    	long		 current_time;
current_time     1203 net/route.c    	current_time = time_uptime;
current_time     1230 net/route.c    	r->rtt_time = current_time;
current_time     1264 net/route.c    	long			 current_time;
current_time     1267 net/route.c    	current_time = time_uptime;
current_time     1273 net/route.c    		    (r->rtt_time + rtq->rtq_timeout) < current_time) {