112 		if (tuple.link)  in tcx_uninstall()
113 			tcx_link(tuple.link)->dev = NULL;  in tcx_uninstall()
141 static int tcx_link_prog_attach(struct bpf_link *link, u32 flags, u32 id_or_fd,  in tcx_link_prog_attach()  argument
144 	struct tcx_link *tcx = tcx_link(link);  in tcx_link_prog_attach()
154 	ret = bpf_mprog_attach(entry, &entry_new, link->prog, link, NULL, flags,  in tcx_link_prog_attach()
169 static void tcx_link_release(struct bpf_link *link)  in tcx_link_release()  argument
171 	struct tcx_link *tcx = tcx_link(link);  in tcx_link_release()
186 	ret = bpf_mprog_detach(entry, &entry_new, link->prog, link, 0, 0, 0);  in tcx_link_release()
203 static int tcx_link_update(struct bpf_link *link, struct bpf_prog *nprog,  in tcx_link_update()  argument
206 	struct tcx_link *tcx = tcx_link(link);  in tcx_link_update()
218 	if (oprog && link->prog != oprog) {  in tcx_link_update()
222 	oprog = link->prog;  in tcx_link_update()
232 	ret = bpf_mprog_attach(entry, &entry_new, nprog, link, oprog,  in tcx_link_update()
234 			       link->prog->aux->id, 0);  in tcx_link_update()
237 		oprog = xchg(&link->prog, nprog);  in tcx_link_update()
246 static void tcx_link_dealloc(struct bpf_link *link)  in tcx_link_dealloc()  argument
248 	kfree(tcx_link(link));  in tcx_link_dealloc()
251 static void tcx_link_fdinfo(const struct bpf_link *link, struct seq_file *seq)  in tcx_link_fdinfo()  argument
253 	const struct tcx_link *tcx = tcx_link_const(link);  in tcx_link_fdinfo()
267 static int tcx_link_fill_info(const struct bpf_link *link,  in tcx_link_fill_info()  argument
270 	const struct tcx_link *tcx = tcx_link_const(link);  in tcx_link_fill_info()
283 static int tcx_link_detach(struct bpf_link *link)  in tcx_link_detach()  argument
285 	tcx_link_release(link);  in tcx_link_detach()
304 	bpf_link_init(&tcx->link, BPF_LINK_TYPE_TCX, &tcx_link_lops, prog);  in tcx_link_init()
307 	return bpf_link_prime(&tcx->link, link_primer);  in tcx_link_init()
334 	ret = tcx_link_prog_attach(&tcx->link, attr->link_create.flags,  in tcx_link_attach()