Lines Matching refs:prog
87 struct cls_bpf_prog *prog;
90 list_for_each_entry_rcu(prog, &head->plist, link) {
93 qdisc_skb_cb(skb)->tc_classid = prog->res.classid;
95 if (tc_skip_sw(prog->gen_flags)) {
96 filter_res = prog->exts_integrated ? TC_ACT_UNSPEC : 0;
101 filter_res = bpf_prog_run(prog->filter, skb);
105 filter_res = bpf_prog_run(prog->filter, skb);
110 if (prog->exts_integrated) {
112 res->classid = TC_H_MAJ(prog->res.classid) |
127 *res = prog->res;
130 ret = tcf_exts_exec(skb, &prog->exts, res);
140 static bool cls_bpf_is_ebpf(const struct cls_bpf_prog *prog)
142 return !prog->bpf_ops;
145 static int cls_bpf_offload_cmd(struct tcf_proto *tp, struct cls_bpf_prog *prog,
155 skip_sw = prog && tc_skip_sw(prog->gen_flags);
156 obj = prog ?: oldprog;
161 cls_bpf.prog = prog ? prog->filter : NULL;
166 if (oldprog && prog)
170 &prog->gen_flags, &prog->in_hw_count,
172 else if (prog)
174 skip_sw, &prog->gen_flags,
175 &prog->in_hw_count, true);
181 if (prog && err) {
182 cls_bpf_offload_cmd(tp, oldprog, prog, extack);
186 if (prog && skip_sw && !(prog->gen_flags & TCA_CLS_FLAGS_IN_HW))
197 static int cls_bpf_offload(struct tcf_proto *tp, struct cls_bpf_prog *prog,
201 if (prog && oldprog &&
202 cls_bpf_flags(prog->gen_flags) !=
206 if (prog && tc_skip_hw(prog->gen_flags))
207 prog = NULL;
210 if (!prog && !oldprog)
213 return cls_bpf_offload_cmd(tp, prog, oldprog, extack);
217 struct cls_bpf_prog *prog,
222 err = cls_bpf_offload_cmd(tp, NULL, prog, extack);
228 struct cls_bpf_prog *prog)
233 tc_cls_common_offload_init(&cls_bpf.common, tp, prog->gen_flags, NULL);
235 cls_bpf.exts = &prog->exts;
236 cls_bpf.prog = prog->filter;
237 cls_bpf.name = prog->bpf_name;
238 cls_bpf.exts_integrated = prog->exts_integrated;
258 static void cls_bpf_free_parms(struct cls_bpf_prog *prog)
260 if (cls_bpf_is_ebpf(prog))
261 bpf_prog_put(prog->filter);
263 bpf_prog_destroy(prog->filter);
265 kfree(prog->bpf_name);
266 kfree(prog->bpf_ops);
269 static void __cls_bpf_delete_prog(struct cls_bpf_prog *prog)
271 tcf_exts_destroy(&prog->exts);
272 tcf_exts_put_net(&prog->exts);
274 cls_bpf_free_parms(prog);
275 kfree(prog);
280 struct cls_bpf_prog *prog = container_of(to_rcu_work(work),
284 __cls_bpf_delete_prog(prog);
288 static void __cls_bpf_delete(struct tcf_proto *tp, struct cls_bpf_prog *prog,
293 idr_remove(&head->handle_idr, prog->handle);
294 cls_bpf_stop_offload(tp, prog, extack);
295 list_del_rcu(&prog->link);
296 tcf_unbind_filter(tp, &prog->res);
297 if (tcf_exts_get_net(&prog->exts))
298 tcf_queue_work(&prog->rwork, cls_bpf_delete_prog_work);
300 __cls_bpf_delete_prog(prog);
317 struct cls_bpf_prog *prog, *tmp;
319 list_for_each_entry_safe(prog, tmp, &head->plist, link)
320 __cls_bpf_delete(tp, prog, extack);
329 struct cls_bpf_prog *prog;
331 list_for_each_entry(prog, &head->plist, link) {
332 if (prog->handle == handle)
333 return prog;
339 static int cls_bpf_prog_from_ops(struct nlattr **tb, struct cls_bpf_prog *prog)
368 prog->bpf_ops = bpf_ops;
369 prog->bpf_num_ops = bpf_num_ops;
370 prog->bpf_name = NULL;
371 prog->filter = fp;
376 static int cls_bpf_prog_from_efd(struct nlattr **tb, struct cls_bpf_prog *prog,
399 prog->bpf_ops = NULL;
400 prog->bpf_name = name;
401 prog->filter = fp;
420 struct cls_bpf_prog *prog;
432 prog = kzalloc(sizeof(*prog), GFP_KERNEL);
433 if (!prog)
436 ret = tcf_exts_init(&prog->exts, net, TCA_BPF_ACT, TCA_BPF_POLICE);
449 ret = idr_alloc_u32(&head->handle_idr, prog, &handle,
452 ret = idr_alloc_u32(&head->handle_idr, prog, &handle,
458 prog->handle = handle;
467 ret = tcf_exts_validate(net, tp, tb, tca[TCA_RATE], &prog->exts,
491 prog->exts_integrated = have_exts;
492 prog->gen_flags = gen_flags;
494 ret = is_bpf ? cls_bpf_prog_from_ops(tb, prog) :
495 cls_bpf_prog_from_efd(tb, prog, gen_flags, tp);
500 prog->res.classid = nla_get_u32(tb[TCA_BPF_CLASSID]);
501 tcf_bind_filter(tp, &prog->res, base);
505 ret = cls_bpf_offload(tp, prog, oldprog, extack);
509 if (!tc_in_hw(prog->gen_flags))
510 prog->gen_flags |= TCA_CLS_FLAGS_NOT_IN_HW;
513 idr_replace(&head->handle_idr, prog, handle);
514 list_replace_rcu(&oldprog->link, &prog->link);
519 list_add_rcu(&prog->link, &head->plist);
522 *arg = prog;
527 tcf_unbind_filter(tp, &prog->res);
528 cls_bpf_free_parms(prog);
531 idr_remove(&head->handle_idr, prog->handle);
533 tcf_exts_destroy(&prog->exts);
534 kfree(prog);
538 static int cls_bpf_dump_bpf_info(const struct cls_bpf_prog *prog,
543 if (nla_put_u16(skb, TCA_BPF_OPS_LEN, prog->bpf_num_ops))
546 nla = nla_reserve(skb, TCA_BPF_OPS, prog->bpf_num_ops *
551 memcpy(nla_data(nla), prog->bpf_ops, nla_len(nla));
556 static int cls_bpf_dump_ebpf_info(const struct cls_bpf_prog *prog,
561 if (prog->bpf_name &&
562 nla_put_string(skb, TCA_BPF_NAME, prog->bpf_name))
565 if (nla_put_u32(skb, TCA_BPF_ID, prog->filter->aux->id))
568 nla = nla_reserve(skb, TCA_BPF_TAG, sizeof(prog->filter->tag));
572 memcpy(nla_data(nla), prog->filter->tag, nla_len(nla));
580 struct cls_bpf_prog *prog = fh;
585 if (prog == NULL)
588 tm->tcm_handle = prog->handle;
590 cls_bpf_offload_update_stats(tp, prog);
596 if (prog->res.classid &&
597 nla_put_u32(skb, TCA_BPF_CLASSID, prog->res.classid))
600 if (cls_bpf_is_ebpf(prog))
601 ret = cls_bpf_dump_ebpf_info(prog, skb);
603 ret = cls_bpf_dump_bpf_info(prog, skb);
607 if (tcf_exts_dump(skb, &prog->exts) < 0)
610 if (prog->exts_integrated)
614 if (prog->gen_flags &&
615 nla_put_u32(skb, TCA_BPF_FLAGS_GEN, prog->gen_flags))
620 if (tcf_exts_dump_stats(skb, &prog->exts) < 0)
633 struct cls_bpf_prog *prog = fh;
635 tc_cls_bind_class(classid, cl, q, &prog->res, base);
642 struct cls_bpf_prog *prog;
644 list_for_each_entry(prog, &head->plist, link) {
645 if (!tc_cls_stats_dump(tp, arg, prog))
656 struct cls_bpf_prog *prog;
659 list_for_each_entry(prog, &head->plist, link) {
660 if (tc_skip_hw(prog->gen_flags))
663 tc_cls_common_offload_init(&cls_bpf.common, tp, prog->gen_flags,
666 cls_bpf.exts = &prog->exts;
667 cls_bpf.prog = add ? prog->filter : NULL;
668 cls_bpf.oldprog = add ? NULL : prog->filter;
669 cls_bpf.name = prog->bpf_name;
670 cls_bpf.exts_integrated = prog->exts_integrated;
673 &cls_bpf, cb_priv, &prog->gen_flags,
674 &prog->in_hw_count);