ipv4_mtu          138 net/ipv4/route.c static unsigned int	 ipv4_mtu(const struct dst_entry *dst);
ipv4_mtu          163 net/ipv4/route.c 	.mtu =			ipv4_mtu,
ipv4_mtu         1015 net/ipv4/route.c 	u32 old_mtu = ipv4_mtu(dst);
ipv4_mtu         1296 net/ipv4/route.c 	unsigned int advmss = max_t(unsigned int, ipv4_mtu(dst) - header_size,