tag	line	file	source code
inet_add_protocol	52	include/net/protocol.h	extern void    inet_add_protocol(struct inet_protocol *prot);
inet_add_protocol	318	kernel/ksyms.c	X(inet_add_protocol),
inet_add_protocol	1588	net/ipv4/af_inet.c	inet_add_protocol(p);
inet_add_protocol	142	net/ipv4/ipip.c	inet_add_protocol(&ipip_protocol);