NET_IPV4_ROUTE_MIN_PMTU  191 kernel/sysctl_check.c 	{ NET_IPV4_ROUTE_MIN_PMTU,		"min_pmtu" },
NET_IPV4_ROUTE_MIN_PMTU 3104 net/ipv4/route.c 		.ctl_name	= NET_IPV4_ROUTE_MIN_PMTU,