tag	line	file	source code
HEADER_SIZE	1887	net/inet/tcp.c	newsk->mtu = 576 - HEADER_SIZE;
HEADER_SIZE	1889	net/inet/tcp.c	newsk->mtu = min(newsk->mtu, dev->mtu - HEADER_SIZE);
HEADER_SIZE	2929	net/inet/tcp.c	sk->mtu = 576 - HEADER_SIZE;
HEADER_SIZE	2931	net/inet/tcp.c	sk->mtu = min(sk->mtu, dev->mtu - HEADER_SIZE);