9244 			  struct bpf_xdp_link *link, struct bpf_prog *new_prog,  in dev_xdp_attach()  argument
9258 	if (link && (new_prog || old_prog))  in dev_xdp_attach()
9310 		new_prog = link->link.prog;  in dev_xdp_attach()
9312 	if (new_prog) {  in dev_xdp_attach()
9325 		if (!offload && bpf_prog_is_offloaded(new_prog->aux)) {  in dev_xdp_attach()
9329 		if (bpf_prog_is_dev_bound(new_prog->aux) && !bpf_offload_dev_match(new_prog, dev)) {  in dev_xdp_attach()
9333 		if (new_prog->expected_attach_type == BPF_XDP_DEVMAP) {  in dev_xdp_attach()
9337 		if (new_prog->expected_attach_type == BPF_XDP_CPUMAP) {  in dev_xdp_attach()
9344 	if (new_prog != cur_prog) {  in dev_xdp_attach()
9351 		err = dev_xdp_install(dev, mode, bpf_op, extack, flags, new_prog);  in dev_xdp_attach()
9359 		dev_xdp_set_prog(dev, mode, new_prog);  in dev_xdp_attach()
9451 static int bpf_xdp_link_update(struct bpf_link *link, struct bpf_prog *new_prog,  in bpf_xdp_link_update()  argument
9472 	if (old_prog->type != new_prog->type ||  in bpf_xdp_link_update()
9473 	    old_prog->expected_attach_type != new_prog->expected_attach_type) {  in bpf_xdp_link_update()
9478 	if (old_prog == new_prog) {  in bpf_xdp_link_update()
9480 		bpf_prog_put(new_prog);  in bpf_xdp_link_update()
9487 			      xdp_link->flags, new_prog);  in bpf_xdp_link_update()
9491 	old_prog = xchg(&link->prog, new_prog);  in bpf_xdp_link_update()
9577 	struct bpf_prog *new_prog = NULL, *old_prog = NULL;  in dev_change_xdp_fd()  local
9583 		new_prog = bpf_prog_get_type_dev(fd, BPF_PROG_TYPE_XDP,  in dev_change_xdp_fd()
9585 		if (IS_ERR(new_prog))  in dev_change_xdp_fd()
9586 			return PTR_ERR(new_prog);  in dev_change_xdp_fd()
9599 	err = dev_xdp_attach(dev, extack, NULL, new_prog, old_prog, flags);  in dev_change_xdp_fd()
9602 	if (err && new_prog)  in dev_change_xdp_fd()
9603 		bpf_prog_put(new_prog);  in dev_change_xdp_fd()