tag	line	file	source code
ICMP_ECHOREPLY	255	net/ipv4/icmp.c	case ICMP_ECHOREPLY:
ICMP_ECHOREPLY	560	net/ipv4/icmp.c	icmphr->type = ICMP_ECHOREPLY;
ICMP_ECHOREPLY	834	net/ipv4/icmp.c	case ICMP_ECHOREPLY: