Lines Matching refs:prog
85 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);
108 if (prog->exts_integrated) {
110 res->classid = TC_H_MAJ(prog->res.classid) |
125 *res = prog->res;
128 ret = tcf_exts_exec(skb, &prog->exts, res);
139 static bool cls_bpf_is_ebpf(const struct cls_bpf_prog *prog)
141 return !prog->bpf_ops;
144 static int cls_bpf_offload_cmd(struct tcf_proto *tp, struct cls_bpf_prog *prog,
154 skip_sw = prog && tc_skip_sw(prog->gen_flags);
155 obj = prog ?: oldprog;
160 cls_bpf.prog = prog ? prog->filter : NULL;
165 if (oldprog && prog)
169 &prog->gen_flags, &prog->in_hw_count,
171 else if (prog)
173 skip_sw, &prog->gen_flags,
174 &prog->in_hw_count, true);
180 if (prog && err) {
181 cls_bpf_offload_cmd(tp, oldprog, prog, extack);
185 if (prog && skip_sw && !(prog->gen_flags & TCA_CLS_FLAGS_IN_HW))
196 static int cls_bpf_offload(struct tcf_proto *tp, struct cls_bpf_prog *prog,
200 if (prog && oldprog &&
201 cls_bpf_flags(prog->gen_flags) !=
205 if (prog && tc_skip_hw(prog->gen_flags))
206 prog = NULL;
209 if (!prog && !oldprog)
212 return cls_bpf_offload_cmd(tp, prog, oldprog, extack);
216 struct cls_bpf_prog *prog,
221 err = cls_bpf_offload_cmd(tp, NULL, prog, extack);
227 struct cls_bpf_prog *prog)
232 tc_cls_common_offload_init(&cls_bpf.common, tp, prog->gen_flags, NULL);
234 cls_bpf.exts = &prog->exts;
235 cls_bpf.prog = prog->filter;
236 cls_bpf.name = prog->bpf_name;
237 cls_bpf.exts_integrated = prog->exts_integrated;
257 static void cls_bpf_free_parms(struct cls_bpf_prog *prog)
259 if (cls_bpf_is_ebpf(prog))
260 bpf_prog_put(prog->filter);
262 bpf_prog_destroy(prog->filter);
264 kfree(prog->bpf_name);
265 kfree(prog->bpf_ops);
268 static void __cls_bpf_delete_prog(struct cls_bpf_prog *prog)
270 tcf_exts_destroy(&prog->exts);
271 tcf_exts_put_net(&prog->exts);
273 cls_bpf_free_parms(prog);
274 kfree(prog);
279 struct cls_bpf_prog *prog = container_of(to_rcu_work(work),
283 __cls_bpf_delete_prog(prog);
287 static void __cls_bpf_delete(struct tcf_proto *tp, struct cls_bpf_prog *prog,
292 idr_remove(&head->handle_idr, prog->handle);
293 cls_bpf_stop_offload(tp, prog, extack);
294 list_del_rcu(&prog->link);
295 tcf_unbind_filter(tp, &prog->res);
296 if (tcf_exts_get_net(&prog->exts))
297 tcf_queue_work(&prog->rwork, cls_bpf_delete_prog_work);
299 __cls_bpf_delete_prog(prog);
316 struct cls_bpf_prog *prog, *tmp;
318 list_for_each_entry_safe(prog, tmp, &head->plist, link)
319 __cls_bpf_delete(tp, prog, extack);
328 struct cls_bpf_prog *prog;
330 list_for_each_entry(prog, &head->plist, link) {
331 if (prog->handle == handle)
332 return prog;
338 static int cls_bpf_prog_from_ops(struct nlattr **tb, struct cls_bpf_prog *prog)
367 prog->bpf_ops = bpf_ops;
368 prog->bpf_num_ops = bpf_num_ops;
369 prog->bpf_name = NULL;
370 prog->filter = fp;
375 static int cls_bpf_prog_from_efd(struct nlattr **tb, struct cls_bpf_prog *prog,
398 prog->bpf_ops = NULL;
399 prog->bpf_name = name;
400 prog->filter = fp;
409 struct cls_bpf_prog *prog, unsigned long base,
422 ret = tcf_exts_validate(net, tp, tb, est, &prog->exts, ovr, true,
442 prog->exts_integrated = have_exts;
443 prog->gen_flags = gen_flags;
445 ret = is_bpf ? cls_bpf_prog_from_ops(tb, prog) :
446 cls_bpf_prog_from_efd(tb, prog, gen_flags, tp);
451 prog->res.classid = nla_get_u32(tb[TCA_BPF_CLASSID]);
452 tcf_bind_filter(tp, &prog->res, base);
467 struct cls_bpf_prog *prog;
478 prog = kzalloc(sizeof(*prog), GFP_KERNEL);
479 if (!prog)
482 ret = tcf_exts_init(&prog->exts, net, TCA_BPF_ACT, TCA_BPF_POLICE);
495 ret = idr_alloc_u32(&head->handle_idr, prog, &handle,
498 ret = idr_alloc_u32(&head->handle_idr, prog, &handle,
504 prog->handle = handle;
506 ret = cls_bpf_set_parms(net, tp, prog, base, tb, tca[TCA_RATE], ovr,
511 ret = cls_bpf_offload(tp, prog, oldprog, extack);
515 if (!tc_in_hw(prog->gen_flags))
516 prog->gen_flags |= TCA_CLS_FLAGS_NOT_IN_HW;
519 idr_replace(&head->handle_idr, prog, handle);
520 list_replace_rcu(&oldprog->link, &prog->link);
525 list_add_rcu(&prog->link, &head->plist);
528 *arg = prog;
532 cls_bpf_free_parms(prog);
535 idr_remove(&head->handle_idr, prog->handle);
537 tcf_exts_destroy(&prog->exts);
538 kfree(prog);
542 static int cls_bpf_dump_bpf_info(const struct cls_bpf_prog *prog,
547 if (nla_put_u16(skb, TCA_BPF_OPS_LEN, prog->bpf_num_ops))
550 nla = nla_reserve(skb, TCA_BPF_OPS, prog->bpf_num_ops *
555 memcpy(nla_data(nla), prog->bpf_ops, nla_len(nla));
560 static int cls_bpf_dump_ebpf_info(const struct cls_bpf_prog *prog,
565 if (prog->bpf_name &&
566 nla_put_string(skb, TCA_BPF_NAME, prog->bpf_name))
569 if (nla_put_u32(skb, TCA_BPF_ID, prog->filter->aux->id))
572 nla = nla_reserve(skb, TCA_BPF_TAG, sizeof(prog->filter->tag));
576 memcpy(nla_data(nla), prog->filter->tag, nla_len(nla));
584 struct cls_bpf_prog *prog = fh;
589 if (prog == NULL)
592 tm->tcm_handle = prog->handle;
594 cls_bpf_offload_update_stats(tp, prog);
600 if (prog->res.classid &&
601 nla_put_u32(skb, TCA_BPF_CLASSID, prog->res.classid))
604 if (cls_bpf_is_ebpf(prog))
605 ret = cls_bpf_dump_ebpf_info(prog, skb);
607 ret = cls_bpf_dump_bpf_info(prog, skb);
611 if (tcf_exts_dump(skb, &prog->exts) < 0)
614 if (prog->exts_integrated)
618 if (prog->gen_flags &&
619 nla_put_u32(skb, TCA_BPF_FLAGS_GEN, prog->gen_flags))
624 if (tcf_exts_dump_stats(skb, &prog->exts) < 0)
637 struct cls_bpf_prog *prog = fh;
639 if (prog && prog->res.classid == classid) {
641 __tcf_bind_filter(q, &prog->res, base);
643 __tcf_unbind_filter(q, &prog->res);
651 struct cls_bpf_prog *prog;
653 list_for_each_entry(prog, &head->plist, link) {
656 if (arg->fn(tp, prog, arg) < 0) {
671 struct cls_bpf_prog *prog;
674 list_for_each_entry(prog, &head->plist, link) {
675 if (tc_skip_hw(prog->gen_flags))
678 tc_cls_common_offload_init(&cls_bpf.common, tp, prog->gen_flags,
681 cls_bpf.exts = &prog->exts;
682 cls_bpf.prog = add ? prog->filter : NULL;
683 cls_bpf.oldprog = add ? NULL : prog->filter;
684 cls_bpf.name = prog->bpf_name;
685 cls_bpf.exts_integrated = prog->exts_integrated;
688 &cls_bpf, cb_priv, &prog->gen_flags,
689 &prog->in_hw_count);