tag	line	file	source code
res2	1034	net/tcp/sock.c	sk->dummy_th.res2=0;
res2	123	net/tcp/tcp.c	th->res1, th->res2);
res2	546	net/tcp/tcp.c	t1->res2=0;
res2	928	net/tcp/tcp.c	t1->res2=0;
res2	1562	net/tcp/tcp.c	newsk->dummy_th.res2=0;
res2	1632	net/tcp/tcp.c	t1->res2=0;
res2	2463	net/tcp/tcp.c	t1->res2=0;
res2	2605	net/tcp/tcp.c	t1->res2=0;
res2	3169	net/tcp/tcp.c	t1->res2= 0;
res2	58	net/tcp/tcp.h	ack:1, urg:1,res2:2;