9923 			  struct bpf_xdp_link *link, struct bpf_prog *new_prog,  in dev_xdp_attach()  argument
9937 	if (link && (new_prog || old_prog))  in dev_xdp_attach()
9989 		new_prog = link->link.prog;  in dev_xdp_attach()
9991 	if (new_prog) {  in dev_xdp_attach()
10004 		if (!offload && bpf_prog_is_offloaded(new_prog->aux)) {  in dev_xdp_attach()
10008 		if (bpf_prog_is_dev_bound(new_prog->aux) && !bpf_offload_dev_match(new_prog, dev)) {  in dev_xdp_attach()
10012 		if (bpf_prog_is_dev_bound(new_prog->aux) && mode == XDP_MODE_SKB) {  in dev_xdp_attach()
10016 		if (new_prog->expected_attach_type == BPF_XDP_DEVMAP) {  in dev_xdp_attach()
10020 		if (new_prog->expected_attach_type == BPF_XDP_CPUMAP) {  in dev_xdp_attach()
10027 	if (new_prog != cur_prog) {  in dev_xdp_attach()
10034 		err = dev_xdp_install(dev, mode, bpf_op, extack, flags, new_prog);  in dev_xdp_attach()
10042 		dev_xdp_set_prog(dev, mode, new_prog);  in dev_xdp_attach()
10134 static int bpf_xdp_link_update(struct bpf_link *link, struct bpf_prog *new_prog,  in bpf_xdp_link_update()  argument
10155 	if (old_prog->type != new_prog->type ||  in bpf_xdp_link_update()
10156 	    old_prog->expected_attach_type != new_prog->expected_attach_type) {  in bpf_xdp_link_update()
10161 	if (old_prog == new_prog) {  in bpf_xdp_link_update()
10163 		bpf_prog_put(new_prog);  in bpf_xdp_link_update()
10170 			      xdp_link->flags, new_prog);  in bpf_xdp_link_update()
10174 	old_prog = xchg(&link->prog, new_prog);  in bpf_xdp_link_update()
10260 	struct bpf_prog *new_prog = NULL, *old_prog = NULL;  in dev_change_xdp_fd()  local
10266 		new_prog = bpf_prog_get_type_dev(fd, BPF_PROG_TYPE_XDP,  in dev_change_xdp_fd()
10268 		if (IS_ERR(new_prog))  in dev_change_xdp_fd()
10269 			return PTR_ERR(new_prog);  in dev_change_xdp_fd()
10282 	err = dev_xdp_attach(dev, extack, NULL, new_prog, old_prog, flags);  in dev_change_xdp_fd()
10285 	if (err && new_prog)  in dev_change_xdp_fd()
10286 		bpf_prog_put(new_prog);  in dev_change_xdp_fd()