Lines Matching refs:prog
89 struct cls_bpf_prog *prog; in cls_bpf_classify() local
94 list_for_each_entry_rcu(prog, &head->plist, link) { in cls_bpf_classify()
97 qdisc_skb_cb(skb)->tc_classid = prog->res.classid; in cls_bpf_classify()
99 if (tc_skip_sw(prog->gen_flags)) { in cls_bpf_classify()
100 filter_res = prog->exts_integrated ? TC_ACT_UNSPEC : 0; in cls_bpf_classify()
105 filter_res = BPF_PROG_RUN(prog->filter, skb); in cls_bpf_classify()
109 filter_res = BPF_PROG_RUN(prog->filter, skb); in cls_bpf_classify()
112 if (prog->exts_integrated) { in cls_bpf_classify()
114 res->classid = TC_H_MAJ(prog->res.classid) | in cls_bpf_classify()
129 *res = prog->res; in cls_bpf_classify()
132 ret = tcf_exts_exec(skb, &prog->exts, res); in cls_bpf_classify()
143 static bool cls_bpf_is_ebpf(const struct cls_bpf_prog *prog) in cls_bpf_is_ebpf() argument
145 return !prog->bpf_ops; in cls_bpf_is_ebpf()
148 static int cls_bpf_offload_cmd(struct tcf_proto *tp, struct cls_bpf_prog *prog, in cls_bpf_offload_cmd() argument
159 bpf_offload.exts = &prog->exts; in cls_bpf_offload_cmd()
160 bpf_offload.prog = prog->filter; in cls_bpf_offload_cmd()
161 bpf_offload.name = prog->bpf_name; in cls_bpf_offload_cmd()
162 bpf_offload.exts_integrated = prog->exts_integrated; in cls_bpf_offload_cmd()
163 bpf_offload.gen_flags = prog->gen_flags; in cls_bpf_offload_cmd()
169 static int cls_bpf_offload(struct tcf_proto *tp, struct cls_bpf_prog *prog, in cls_bpf_offload() argument
173 struct cls_bpf_prog *obj = prog; in cls_bpf_offload()
178 skip_sw = tc_skip_sw(prog->gen_flags) || in cls_bpf_offload()
182 if (tc_should_offload(dev, tp, prog->gen_flags)) { in cls_bpf_offload()
184 } else if (!tc_skip_sw(prog->gen_flags)) { in cls_bpf_offload()
191 if (!tc_should_offload(dev, tp, prog->gen_flags)) in cls_bpf_offload()
208 struct cls_bpf_prog *prog) in cls_bpf_stop_offload() argument
212 if (!prog->offloaded) in cls_bpf_stop_offload()
215 err = cls_bpf_offload_cmd(tp, prog, TC_CLSBPF_DESTROY); in cls_bpf_stop_offload()
221 prog->offloaded = false; in cls_bpf_stop_offload()
225 struct cls_bpf_prog *prog) in cls_bpf_offload_update_stats() argument
227 if (!prog->offloaded) in cls_bpf_offload_update_stats()
230 cls_bpf_offload_cmd(tp, prog, TC_CLSBPF_STATS); in cls_bpf_offload_update_stats()
247 static void cls_bpf_delete_prog(struct tcf_proto *tp, struct cls_bpf_prog *prog) in cls_bpf_delete_prog() argument
249 tcf_exts_destroy(&prog->exts); in cls_bpf_delete_prog()
251 if (cls_bpf_is_ebpf(prog)) in cls_bpf_delete_prog()
252 bpf_prog_put(prog->filter); in cls_bpf_delete_prog()
254 bpf_prog_destroy(prog->filter); in cls_bpf_delete_prog()
256 kfree(prog->bpf_name); in cls_bpf_delete_prog()
257 kfree(prog->bpf_ops); in cls_bpf_delete_prog()
258 kfree(prog); in cls_bpf_delete_prog()
263 struct cls_bpf_prog *prog = container_of(rcu, struct cls_bpf_prog, rcu); in __cls_bpf_delete_prog() local
265 cls_bpf_delete_prog(prog->tp, prog); in __cls_bpf_delete_prog()
270 struct cls_bpf_prog *prog = (struct cls_bpf_prog *) arg; in cls_bpf_delete() local
272 cls_bpf_stop_offload(tp, prog); in cls_bpf_delete()
273 list_del_rcu(&prog->link); in cls_bpf_delete()
274 tcf_unbind_filter(tp, &prog->res); in cls_bpf_delete()
275 call_rcu(&prog->rcu, __cls_bpf_delete_prog); in cls_bpf_delete()
283 struct cls_bpf_prog *prog, *tmp; in cls_bpf_destroy() local
288 list_for_each_entry_safe(prog, tmp, &head->plist, link) { in cls_bpf_destroy()
289 cls_bpf_stop_offload(tp, prog); in cls_bpf_destroy()
290 list_del_rcu(&prog->link); in cls_bpf_destroy()
291 tcf_unbind_filter(tp, &prog->res); in cls_bpf_destroy()
292 call_rcu(&prog->rcu, __cls_bpf_delete_prog); in cls_bpf_destroy()
302 struct cls_bpf_prog *prog; in cls_bpf_get() local
305 list_for_each_entry(prog, &head->plist, link) { in cls_bpf_get()
306 if (prog->handle == handle) { in cls_bpf_get()
307 ret = (unsigned long) prog; in cls_bpf_get()
315 static int cls_bpf_prog_from_ops(struct nlattr **tb, struct cls_bpf_prog *prog) in cls_bpf_prog_from_ops() argument
346 prog->bpf_ops = bpf_ops; in cls_bpf_prog_from_ops()
347 prog->bpf_num_ops = bpf_num_ops; in cls_bpf_prog_from_ops()
348 prog->bpf_name = NULL; in cls_bpf_prog_from_ops()
349 prog->filter = fp; in cls_bpf_prog_from_ops()
354 static int cls_bpf_prog_from_efd(struct nlattr **tb, struct cls_bpf_prog *prog, in cls_bpf_prog_from_efd() argument
377 prog->bpf_ops = NULL; in cls_bpf_prog_from_efd()
378 prog->bpf_fd = bpf_fd; in cls_bpf_prog_from_efd()
379 prog->bpf_name = name; in cls_bpf_prog_from_efd()
380 prog->filter = fp; in cls_bpf_prog_from_efd()
389 struct cls_bpf_prog *prog, in cls_bpf_modify_existing() argument
429 prog->exts_integrated = have_exts; in cls_bpf_modify_existing()
430 prog->gen_flags = gen_flags; in cls_bpf_modify_existing()
432 ret = is_bpf ? cls_bpf_prog_from_ops(tb, prog) : in cls_bpf_modify_existing()
433 cls_bpf_prog_from_efd(tb, prog, tp); in cls_bpf_modify_existing()
438 prog->res.classid = nla_get_u32(tb[TCA_BPF_CLASSID]); in cls_bpf_modify_existing()
439 tcf_bind_filter(tp, &prog->res, base); in cls_bpf_modify_existing()
442 tcf_exts_change(tp, &prog->exts, &exts); in cls_bpf_modify_existing()
479 struct cls_bpf_prog *prog; in cls_bpf_change() local
489 prog = kzalloc(sizeof(*prog), GFP_KERNEL); in cls_bpf_change()
490 if (!prog) in cls_bpf_change()
493 ret = tcf_exts_init(&prog->exts, TCA_BPF_ACT, TCA_BPF_POLICE); in cls_bpf_change()
505 prog->handle = cls_bpf_grab_new_handle(tp, head); in cls_bpf_change()
507 prog->handle = handle; in cls_bpf_change()
508 if (prog->handle == 0) { in cls_bpf_change()
513 ret = cls_bpf_modify_existing(net, tp, prog, base, tb, tca[TCA_RATE], in cls_bpf_change()
518 ret = cls_bpf_offload(tp, prog, oldprog); in cls_bpf_change()
520 cls_bpf_delete_prog(tp, prog); in cls_bpf_change()
525 list_replace_rcu(&oldprog->link, &prog->link); in cls_bpf_change()
529 list_add_rcu(&prog->link, &head->plist); in cls_bpf_change()
532 *arg = (unsigned long) prog; in cls_bpf_change()
536 tcf_exts_destroy(&prog->exts); in cls_bpf_change()
537 kfree(prog); in cls_bpf_change()
541 static int cls_bpf_dump_bpf_info(const struct cls_bpf_prog *prog, in cls_bpf_dump_bpf_info() argument
546 if (nla_put_u16(skb, TCA_BPF_OPS_LEN, prog->bpf_num_ops)) in cls_bpf_dump_bpf_info()
549 nla = nla_reserve(skb, TCA_BPF_OPS, prog->bpf_num_ops * in cls_bpf_dump_bpf_info()
554 memcpy(nla_data(nla), prog->bpf_ops, nla_len(nla)); in cls_bpf_dump_bpf_info()
559 static int cls_bpf_dump_ebpf_info(const struct cls_bpf_prog *prog, in cls_bpf_dump_ebpf_info() argument
562 if (nla_put_u32(skb, TCA_BPF_FD, prog->bpf_fd)) in cls_bpf_dump_ebpf_info()
565 if (prog->bpf_name && in cls_bpf_dump_ebpf_info()
566 nla_put_string(skb, TCA_BPF_NAME, prog->bpf_name)) in cls_bpf_dump_ebpf_info()
575 struct cls_bpf_prog *prog = (struct cls_bpf_prog *) fh; in cls_bpf_dump() local
580 if (prog == NULL) in cls_bpf_dump()
583 tm->tcm_handle = prog->handle; in cls_bpf_dump()
585 cls_bpf_offload_update_stats(tp, prog); in cls_bpf_dump()
591 if (prog->res.classid && in cls_bpf_dump()
592 nla_put_u32(skb, TCA_BPF_CLASSID, prog->res.classid)) in cls_bpf_dump()
595 if (cls_bpf_is_ebpf(prog)) in cls_bpf_dump()
596 ret = cls_bpf_dump_ebpf_info(prog, skb); in cls_bpf_dump()
598 ret = cls_bpf_dump_bpf_info(prog, skb); in cls_bpf_dump()
602 if (tcf_exts_dump(skb, &prog->exts) < 0) in cls_bpf_dump()
605 if (prog->exts_integrated) in cls_bpf_dump()
609 if (prog->gen_flags && in cls_bpf_dump()
610 nla_put_u32(skb, TCA_BPF_FLAGS_GEN, prog->gen_flags)) in cls_bpf_dump()
615 if (tcf_exts_dump_stats(skb, &prog->exts) < 0) in cls_bpf_dump()
628 struct cls_bpf_prog *prog; in cls_bpf_walk() local
630 list_for_each_entry(prog, &head->plist, link) { in cls_bpf_walk()
633 if (arg->fn(tp, (unsigned long) prog, arg) < 0) { in cls_bpf_walk()