208 	struct bpf_prog __rcu *xdp_prog;  member
828 	if (rtnl_dereference(tun->xdp_prog))  in tun_attach()
1203 	old_prog = rtnl_dereference(tun->xdp_prog);  in tun_xdp_set()
1204 	rcu_assign_pointer(tun->xdp_prog, prog);  in tun_xdp_set()
1625 static int tun_xdp_act(struct tun_struct *tun, struct bpf_prog *xdp_prog,  in tun_xdp_act()  argument
1632 		err = xdp_do_redirect(tun->dev, xdp, xdp_prog);  in tun_xdp_act()
1644 		bpf_warn_invalid_xdp_action(tun->dev, xdp_prog, act);  in tun_xdp_act()
1647 		trace_xdp_exception(tun->dev, xdp_prog, act);  in tun_xdp_act()
1664 	struct bpf_prog *xdp_prog;  in tun_build_skb()  local
1672 	xdp_prog = rcu_dereference(tun->xdp_prog);  in tun_build_skb()
1673 	if (xdp_prog)  in tun_build_skb()
1693 	if (hdr->gso_type || !xdp_prog) {  in tun_build_skb()
1703 	xdp_prog = rcu_dereference(tun->xdp_prog);  in tun_build_skb()
1704 	if (xdp_prog) {  in tun_build_skb()
1711 		act = bpf_prog_run_xdp(xdp_prog, &xdp);  in tun_build_skb()
1716 		err = tun_xdp_act(tun, xdp_prog, &xdp, act);  in tun_build_skb()
1917 		struct bpf_prog *xdp_prog;  in tun_get_user()  local
1922 		xdp_prog = rcu_dereference(tun->xdp_prog);  in tun_get_user()
1923 		if (xdp_prog) {  in tun_get_user()
1924 			ret = do_xdp_generic(xdp_prog, skb);  in tun_get_user()
2444 	struct bpf_prog *xdp_prog;  in tun_xdp_one()  local
2453 	xdp_prog = rcu_dereference(tun->xdp_prog);  in tun_xdp_one()
2454 	if (xdp_prog) {  in tun_xdp_one()
2463 		act = bpf_prog_run_xdp(xdp_prog, xdp);  in tun_xdp_one()
2464 		ret = tun_xdp_act(tun, xdp_prog, xdp, act);  in tun_xdp_one()
2514 		ret = do_xdp_generic(xdp_prog, skb);  in tun_xdp_one()