tag	line	file	source code
rt_refcnt	30	include/linux/route.h	short      rt_refcnt;
rt_refcnt	61	net/inet/route.c	rt->rt_use, rt->rt_refcnt);
rt_refcnt	311	net/inet/route.c	r->rt_flags, r->rt_refcnt, r->rt_use, r->rt_metric,
rt_refcnt	33	net/inet/route.h	short      rt_refcnt;