241 	struct bpf_prog __rcu *xdp_prog;  member
863 	if (rtnl_dereference(tun->xdp_prog))  in tun_attach()
1199 	old_prog = rtnl_dereference(tun->xdp_prog);  in tun_xdp_set()
1200 	rcu_assign_pointer(tun->xdp_prog, prog);  in tun_xdp_set()
1224 	const struct bpf_prog *xdp_prog;  in tun_xdp_query()  local
1226 	xdp_prog = rtnl_dereference(tun->xdp_prog);  in tun_xdp_query()
1227 	if (xdp_prog)  in tun_xdp_query()
1228 		return xdp_prog->aux->id;  in tun_xdp_query()
1623 static int tun_xdp_act(struct tun_struct *tun, struct bpf_prog *xdp_prog,  in tun_xdp_act()  argument
1630 		err = xdp_do_redirect(tun->dev, xdp, xdp_prog);  in tun_xdp_act()
1645 		trace_xdp_exception(tun->dev, xdp_prog, act);  in tun_xdp_act()
1662 	struct bpf_prog *xdp_prog;  in tun_build_skb()  local
1670 	xdp_prog = rcu_dereference(tun->xdp_prog);  in tun_build_skb()
1671 	if (xdp_prog)  in tun_build_skb()
1691 	if (hdr->gso_type || !xdp_prog) {  in tun_build_skb()
1701 	xdp_prog = rcu_dereference(tun->xdp_prog);  in tun_build_skb()
1702 	if (xdp_prog) {  in tun_build_skb()
1712 		act = bpf_prog_run_xdp(xdp_prog, &xdp);  in tun_build_skb()
1717 		err = tun_xdp_act(tun, xdp_prog, &xdp, act);  in tun_build_skb()
1928 		struct bpf_prog *xdp_prog;  in tun_get_user()  local
1933 		xdp_prog = rcu_dereference(tun->xdp_prog);  in tun_get_user()
1934 		if (xdp_prog) {  in tun_get_user()
1935 			ret = do_xdp_generic(xdp_prog, skb);  in tun_get_user()
2424 	struct bpf_prog *xdp_prog;  in tun_xdp_one()  local
2432 	xdp_prog = rcu_dereference(tun->xdp_prog);  in tun_xdp_one()
2433 	if (xdp_prog) {  in tun_xdp_one()
2441 		act = bpf_prog_run_xdp(xdp_prog, xdp);  in tun_xdp_one()
2442 		err = tun_xdp_act(tun, xdp_prog, xdp, act);  in tun_xdp_one()
2491 		err = do_xdp_generic(xdp_prog, skb);  in tun_xdp_one()