tag	line	file	source code
res2	1051	net/tcp/sock.c	sk->dummy_th.res2=0;
res2	123	net/tcp/tcp.c	th->res1, th->res2);
res2	581	net/tcp/tcp.c	t1->res2=0;
res2	966	net/tcp/tcp.c	t1->res2=0;
res2	1611	net/tcp/tcp.c	newsk->dummy_th.res2=0;
res2	1681	net/tcp/tcp.c	t1->res2=0;
res2	2526	net/tcp/tcp.c	t1->res2=0;
res2	2669	net/tcp/tcp.c	t1->res2=0;
res2	3249	net/tcp/tcp.c	t1->res2= 0;
res2	58	net/tcp/tcp.h	ack:1, urg:1,res2:2;