tag	line	file	source code
res2	1074	net/tcp/sock.c	sk->dummy_th.res2=0;
res2	135	net/tcp/tcp.c	th->res1, th->res2));
res2	619	net/tcp/tcp.c	t1->res2=0;
res2	1029	net/tcp/tcp.c	t1->res2=0;
res2	1708	net/tcp/tcp.c	newsk->dummy_th.res2=0;
res2	1777	net/tcp/tcp.c	t1->res2=0;
res2	2617	net/tcp/tcp.c	t1->res2=0;
res2	2759	net/tcp/tcp.c	t1->res2=0;
res2	3342	net/tcp/tcp.c	t1->res2= 0;
res2	61	net/tcp/tcp.h	ack:1, urg:1,res2:2;