1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __NET_PKT_CLS_H
3 #define __NET_PKT_CLS_H
5 #include <linux/pkt_cls.h>
6 #include <linux/workqueue.h>
7 #include <net/sch_generic.h>
8 #include <net/act_api.h>
9 #include <net/net_namespace.h>
11 /* TC action not accessible from user space */
12 #define TC_ACT_CONSUMED (TC_ACT_VALUE_MAX + 1)
14 /* Basic packet classifier frontend definitions. */
22 int (*fn)(struct tcf_proto *, void *node, struct tcf_walker *);
25 int register_tcf_proto_ops(struct tcf_proto_ops *ops);
26 void unregister_tcf_proto_ops(struct tcf_proto_ops *ops);
28 struct tcf_block_ext_info {
29 enum flow_block_binder_type binder_type;
30 tcf_chain_head_change_t *chain_head_change;
31 void *chain_head_change_priv;
36 struct tcf_block *block;
37 struct tcf_block_ext_info info;
38 struct tcf_proto __rcu *filter_chain;
42 bool tcf_queue_work(struct rcu_work *rwork, work_func_t func);
45 struct tcf_chain *tcf_chain_get_by_act(struct tcf_block *block,
47 void tcf_chain_put_by_act(struct tcf_chain *chain);
48 struct tcf_chain *tcf_get_next_chain(struct tcf_block *block,
49 struct tcf_chain *chain);
50 struct tcf_proto *tcf_get_next_proto(struct tcf_chain *chain,
51 struct tcf_proto *tp);
52 void tcf_block_netif_keep_dst(struct tcf_block *block);
53 int tcf_block_get(struct tcf_block **p_block,
54 struct tcf_proto __rcu **p_filter_chain, struct Qdisc *q,
55 struct netlink_ext_ack *extack);
56 int tcf_block_get_ext(struct tcf_block **p_block, struct Qdisc *q,
57 struct tcf_block_ext_info *ei,
58 struct netlink_ext_ack *extack);
59 void tcf_block_put(struct tcf_block *block);
60 void tcf_block_put_ext(struct tcf_block *block, struct Qdisc *q,
61 struct tcf_block_ext_info *ei);
63 static inline bool tcf_block_shared(struct tcf_block *block)
68 static inline bool tcf_block_non_null_shared(struct tcf_block *block)
70 return block && block->index;
73 static inline struct Qdisc *tcf_block_q(struct tcf_block *block)
75 WARN_ON(tcf_block_shared(block));
79 int tcf_classify(struct sk_buff *skb,
80 const struct tcf_block *block,
81 const struct tcf_proto *tp, struct tcf_result *res,
85 static inline bool tcf_block_shared(struct tcf_block *block)
90 static inline bool tcf_block_non_null_shared(struct tcf_block *block)
96 int tcf_block_get(struct tcf_block **p_block,
97 struct tcf_proto __rcu **p_filter_chain, struct Qdisc *q,
98 struct netlink_ext_ack *extack)
104 int tcf_block_get_ext(struct tcf_block **p_block, struct Qdisc *q,
105 struct tcf_block_ext_info *ei,
106 struct netlink_ext_ack *extack)
111 static inline void tcf_block_put(struct tcf_block *block)
116 void tcf_block_put_ext(struct tcf_block *block, struct Qdisc *q,
117 struct tcf_block_ext_info *ei)
121 static inline struct Qdisc *tcf_block_q(struct tcf_block *block)
127 int tc_setup_cb_block_register(struct tcf_block *block, flow_setup_cb_t *cb,
134 void tc_setup_cb_block_unregister(struct tcf_block *block, flow_setup_cb_t *cb,
139 static inline int tcf_classify(struct sk_buff *skb,
140 const struct tcf_block *block,
141 const struct tcf_proto *tp,
142 struct tcf_result *res, bool compat_mode)
144 return TC_ACT_UNSPEC;
149 static inline unsigned long
150 __cls_set_class(unsigned long *clp, unsigned long cl)
152 return xchg(clp, cl);
156 __tcf_bind_filter(struct Qdisc *q, struct tcf_result *r, unsigned long base)
160 cl = q->ops->cl_ops->bind_tcf(q, base, r->classid);
161 cl = __cls_set_class(&r->class, cl);
163 q->ops->cl_ops->unbind_tcf(q, cl);
167 tcf_bind_filter(struct tcf_proto *tp, struct tcf_result *r, unsigned long base)
169 struct Qdisc *q = tp->chain->block->q;
171 /* Check q as it is not set for shared blocks. In that case,
172 * setting class is not supported.
177 __tcf_bind_filter(q, r, base);
182 __tcf_unbind_filter(struct Qdisc *q, struct tcf_result *r)
186 if ((cl = __cls_set_class(&r->class, 0)) != 0)
187 q->ops->cl_ops->unbind_tcf(q, cl);
191 tcf_unbind_filter(struct tcf_proto *tp, struct tcf_result *r)
193 struct Qdisc *q = tp->chain->block->q;
197 __tcf_unbind_filter(q, r);
201 #ifdef CONFIG_NET_CLS_ACT
202 __u32 type; /* for backward compat(TCA_OLD_COMPAT) */
204 struct tc_action **actions;
206 netns_tracker ns_tracker;
208 /* Map to export classifier specific extension TLV types to the
209 * generic extensions API. Unsupported extensions must be set to 0.
215 static inline int tcf_exts_init(struct tcf_exts *exts, struct net *net,
216 int action, int police)
218 #ifdef CONFIG_NET_CLS_ACT
220 exts->nr_actions = 0;
221 /* Note: we do not own yet a reference on net.
222 * This reference might be taken later from tcf_exts_get_net().
225 exts->actions = kcalloc(TCA_ACT_MAX_PRIO, sizeof(struct tc_action *),
230 exts->action = action;
231 exts->police = police;
235 /* Return false if the netns is being destroyed in cleanup_net(). Callers
236 * need to do cleanup synchronously in this case, otherwise may race with
237 * tc_action_net_exit(). Return true for other cases.
239 static inline bool tcf_exts_get_net(struct tcf_exts *exts)
241 #ifdef CONFIG_NET_CLS_ACT
242 exts->net = maybe_get_net(exts->net);
244 netns_tracker_alloc(exts->net, &exts->ns_tracker, GFP_KERNEL);
245 return exts->net != NULL;
251 static inline void tcf_exts_put_net(struct tcf_exts *exts)
253 #ifdef CONFIG_NET_CLS_ACT
255 put_net_track(exts->net, &exts->ns_tracker);
259 #ifdef CONFIG_NET_CLS_ACT
260 #define tcf_exts_for_each_action(i, a, exts) \
261 for (i = 0; i < TCA_ACT_MAX_PRIO && ((a) = (exts)->actions[i]); i++)
263 #define tcf_exts_for_each_action(i, a, exts) \
264 for (; 0; (void)(i), (void)(a), (void)(exts))
267 #define tcf_act_for_each_action(i, a, actions) \
268 for (i = 0; i < TCA_ACT_MAX_PRIO && ((a) = actions[i]); i++)
271 tcf_exts_hw_stats_update(const struct tcf_exts *exts,
272 u64 bytes, u64 packets, u64 drops, u64 lastuse,
273 u8 used_hw_stats, bool used_hw_stats_valid)
275 #ifdef CONFIG_NET_CLS_ACT
278 for (i = 0; i < exts->nr_actions; i++) {
279 struct tc_action *a = exts->actions[i];
281 /* if stats from hw, just skip */
282 if (tcf_action_update_hw_stats(a)) {
284 tcf_action_stats_update(a, bytes, packets, drops,
288 a->used_hw_stats = used_hw_stats;
289 a->used_hw_stats_valid = used_hw_stats_valid;
296 * tcf_exts_has_actions - check if at least one action is present
297 * @exts: tc filter extensions handle
299 * Returns true if at least one action is present.
301 static inline bool tcf_exts_has_actions(struct tcf_exts *exts)
303 #ifdef CONFIG_NET_CLS_ACT
304 return exts->nr_actions;
311 * tcf_exts_exec - execute tc filter extensions
312 * @skb: socket buffer
313 * @exts: tc filter extensions handle
314 * @res: desired result
316 * Executes all configured extensions. Returns TC_ACT_OK on a normal execution,
317 * a negative number if the filter must be considered unmatched or
318 * a positive action code (TC_ACT_*) which must be returned to the
322 tcf_exts_exec(struct sk_buff *skb, struct tcf_exts *exts,
323 struct tcf_result *res)
325 #ifdef CONFIG_NET_CLS_ACT
326 return tcf_action_exec(skb, exts->actions, exts->nr_actions, res);
331 int tcf_exts_validate(struct net *net, struct tcf_proto *tp,
332 struct nlattr **tb, struct nlattr *rate_tlv,
333 struct tcf_exts *exts, u32 flags,
334 struct netlink_ext_ack *extack);
335 int tcf_exts_validate_ex(struct net *net, struct tcf_proto *tp, struct nlattr **tb,
336 struct nlattr *rate_tlv, struct tcf_exts *exts,
337 u32 flags, u32 fl_flags, struct netlink_ext_ack *extack);
338 void tcf_exts_destroy(struct tcf_exts *exts);
339 void tcf_exts_change(struct tcf_exts *dst, struct tcf_exts *src);
340 int tcf_exts_dump(struct sk_buff *skb, struct tcf_exts *exts);
341 int tcf_exts_terse_dump(struct sk_buff *skb, struct tcf_exts *exts);
342 int tcf_exts_dump_stats(struct sk_buff *skb, struct tcf_exts *exts);
345 * struct tcf_pkt_info - packet information
347 * @ptr: start of the pkt data
348 * @nexthdr: offset of the next header
350 struct tcf_pkt_info {
355 #ifdef CONFIG_NET_EMATCH
357 struct tcf_ematch_ops;
360 * struct tcf_ematch - extended match (ematch)
362 * @matchid: identifier to allow userspace to reidentify a match
363 * @flags: flags specifying attributes and the relation to other matches
364 * @ops: the operations lookup table of the corresponding ematch module
365 * @datalen: length of the ematch specific configuration data
366 * @data: ematch specific data
367 * @net: the network namespace
370 struct tcf_ematch_ops * ops;
372 unsigned int datalen;
378 static inline int tcf_em_is_container(struct tcf_ematch *em)
383 static inline int tcf_em_is_simple(struct tcf_ematch *em)
385 return em->flags & TCF_EM_SIMPLE;
388 static inline int tcf_em_is_inverted(struct tcf_ematch *em)
390 return em->flags & TCF_EM_INVERT;
393 static inline int tcf_em_last_match(struct tcf_ematch *em)
395 return (em->flags & TCF_EM_REL_MASK) == TCF_EM_REL_END;
398 static inline int tcf_em_early_end(struct tcf_ematch *em, int result)
400 if (tcf_em_last_match(em))
403 if (result == 0 && em->flags & TCF_EM_REL_AND)
406 if (result != 0 && em->flags & TCF_EM_REL_OR)
413 * struct tcf_ematch_tree - ematch tree handle
415 * @hdr: ematch tree header supplied by userspace
416 * @matches: array of ematches
418 struct tcf_ematch_tree {
419 struct tcf_ematch_tree_hdr hdr;
420 struct tcf_ematch * matches;
425 * struct tcf_ematch_ops - ematch module operations
427 * @kind: identifier (kind) of this ematch module
428 * @datalen: length of expected configuration data (optional)
429 * @change: called during validation (optional)
430 * @match: called during ematch tree evaluation, must return 1/0
431 * @destroy: called during destroyage (optional)
432 * @dump: called during dumping process (optional)
433 * @owner: owner, must be set to THIS_MODULE
434 * @link: link to previous/next ematch module (internal use)
436 struct tcf_ematch_ops {
439 int (*change)(struct net *net, void *,
440 int, struct tcf_ematch *);
441 int (*match)(struct sk_buff *, struct tcf_ematch *,
442 struct tcf_pkt_info *);
443 void (*destroy)(struct tcf_ematch *);
444 int (*dump)(struct sk_buff *, struct tcf_ematch *);
445 struct module *owner;
446 struct list_head link;
449 int tcf_em_register(struct tcf_ematch_ops *);
450 void tcf_em_unregister(struct tcf_ematch_ops *);
451 int tcf_em_tree_validate(struct tcf_proto *, struct nlattr *,
452 struct tcf_ematch_tree *);
453 void tcf_em_tree_destroy(struct tcf_ematch_tree *);
454 int tcf_em_tree_dump(struct sk_buff *, struct tcf_ematch_tree *, int);
455 int __tcf_em_tree_match(struct sk_buff *, struct tcf_ematch_tree *,
456 struct tcf_pkt_info *);
459 * tcf_em_tree_match - evaulate an ematch tree
461 * @skb: socket buffer of the packet in question
462 * @tree: ematch tree to be used for evaluation
463 * @info: packet information examined by classifier
465 * This function matches @skb against the ematch tree in @tree by going
466 * through all ematches respecting their logic relations returning
467 * as soon as the result is obvious.
469 * Returns 1 if the ematch tree as-one matches, no ematches are configured
470 * or ematch is not enabled in the kernel, otherwise 0 is returned.
472 static inline int tcf_em_tree_match(struct sk_buff *skb,
473 struct tcf_ematch_tree *tree,
474 struct tcf_pkt_info *info)
476 if (tree->hdr.nmatches)
477 return __tcf_em_tree_match(skb, tree, info);
482 #define MODULE_ALIAS_TCF_EMATCH(kind) MODULE_ALIAS("ematch-kind-" __stringify(kind))
484 #else /* CONFIG_NET_EMATCH */
486 struct tcf_ematch_tree {
489 #define tcf_em_tree_validate(tp, tb, t) ((void)(t), 0)
490 #define tcf_em_tree_destroy(t) do { (void)(t); } while(0)
491 #define tcf_em_tree_dump(skb, t, tlv) (0)
492 #define tcf_em_tree_match(skb, t, info) ((void)(info), 1)
494 #endif /* CONFIG_NET_EMATCH */
496 static inline unsigned char * tcf_get_base_ptr(struct sk_buff *skb, int layer)
500 return skb_mac_header(skb);
501 case TCF_LAYER_NETWORK:
502 return skb_network_header(skb);
503 case TCF_LAYER_TRANSPORT:
504 return skb_transport_header(skb);
510 static inline int tcf_valid_offset(const struct sk_buff *skb,
511 const unsigned char *ptr, const int len)
513 return likely((ptr + len) <= skb_tail_pointer(skb) &&
515 (ptr <= (ptr + len)));
519 tcf_change_indev(struct net *net, struct nlattr *indev_tlv,
520 struct netlink_ext_ack *extack)
522 char indev[IFNAMSIZ];
523 struct net_device *dev;
525 if (nla_strscpy(indev, indev_tlv, IFNAMSIZ) < 0) {
526 NL_SET_ERR_MSG_ATTR(extack, indev_tlv,
527 "Interface name too long");
530 dev = __dev_get_by_name(net, indev);
532 NL_SET_ERR_MSG_ATTR(extack, indev_tlv,
533 "Network device not found");
540 tcf_match_indev(struct sk_buff *skb, int ifindex)
546 return ifindex == skb->skb_iif;
549 int tc_setup_offload_action(struct flow_action *flow_action,
550 const struct tcf_exts *exts,
551 struct netlink_ext_ack *extack);
552 void tc_cleanup_offload_action(struct flow_action *flow_action);
553 int tc_setup_action(struct flow_action *flow_action,
554 struct tc_action *actions[],
555 struct netlink_ext_ack *extack);
557 int tc_setup_cb_call(struct tcf_block *block, enum tc_setup_type type,
558 void *type_data, bool err_stop, bool rtnl_held);
559 int tc_setup_cb_add(struct tcf_block *block, struct tcf_proto *tp,
560 enum tc_setup_type type, void *type_data, bool err_stop,
561 u32 *flags, unsigned int *in_hw_count, bool rtnl_held);
562 int tc_setup_cb_replace(struct tcf_block *block, struct tcf_proto *tp,
563 enum tc_setup_type type, void *type_data, bool err_stop,
564 u32 *old_flags, unsigned int *old_in_hw_count,
565 u32 *new_flags, unsigned int *new_in_hw_count,
567 int tc_setup_cb_destroy(struct tcf_block *block, struct tcf_proto *tp,
568 enum tc_setup_type type, void *type_data, bool err_stop,
569 u32 *flags, unsigned int *in_hw_count, bool rtnl_held);
570 int tc_setup_cb_reoffload(struct tcf_block *block, struct tcf_proto *tp,
571 bool add, flow_setup_cb_t *cb,
572 enum tc_setup_type type, void *type_data,
573 void *cb_priv, u32 *flags, unsigned int *in_hw_count);
574 unsigned int tcf_exts_num_actions(struct tcf_exts *exts);
576 #ifdef CONFIG_NET_CLS_ACT
577 int tcf_qevent_init(struct tcf_qevent *qe, struct Qdisc *sch,
578 enum flow_block_binder_type binder_type,
579 struct nlattr *block_index_attr,
580 struct netlink_ext_ack *extack);
581 void tcf_qevent_destroy(struct tcf_qevent *qe, struct Qdisc *sch);
582 int tcf_qevent_validate_change(struct tcf_qevent *qe, struct nlattr *block_index_attr,
583 struct netlink_ext_ack *extack);
584 struct sk_buff *tcf_qevent_handle(struct tcf_qevent *qe, struct Qdisc *sch, struct sk_buff *skb,
585 struct sk_buff **to_free, int *ret);
586 int tcf_qevent_dump(struct sk_buff *skb, int attr_name, struct tcf_qevent *qe);
588 static inline int tcf_qevent_init(struct tcf_qevent *qe, struct Qdisc *sch,
589 enum flow_block_binder_type binder_type,
590 struct nlattr *block_index_attr,
591 struct netlink_ext_ack *extack)
596 static inline void tcf_qevent_destroy(struct tcf_qevent *qe, struct Qdisc *sch)
600 static inline int tcf_qevent_validate_change(struct tcf_qevent *qe, struct nlattr *block_index_attr,
601 struct netlink_ext_ack *extack)
606 static inline struct sk_buff *
607 tcf_qevent_handle(struct tcf_qevent *qe, struct Qdisc *sch, struct sk_buff *skb,
608 struct sk_buff **to_free, int *ret)
613 static inline int tcf_qevent_dump(struct sk_buff *skb, int attr_name, struct tcf_qevent *qe)
619 struct tc_cls_u32_knode {
620 struct tcf_exts *exts;
621 struct tcf_result *res;
622 struct tc_u32_sel *sel;
630 struct tc_cls_u32_hnode {
633 unsigned int divisor;
636 enum tc_clsu32_command {
638 TC_CLSU32_REPLACE_KNODE,
639 TC_CLSU32_DELETE_KNODE,
641 TC_CLSU32_REPLACE_HNODE,
642 TC_CLSU32_DELETE_HNODE,
645 struct tc_cls_u32_offload {
646 struct flow_cls_common_offload common;
648 enum tc_clsu32_command command;
650 struct tc_cls_u32_knode knode;
651 struct tc_cls_u32_hnode hnode;
655 static inline bool tc_can_offload(const struct net_device *dev)
657 return dev->features & NETIF_F_HW_TC;
660 static inline bool tc_can_offload_extack(const struct net_device *dev,
661 struct netlink_ext_ack *extack)
663 bool can = tc_can_offload(dev);
666 NL_SET_ERR_MSG(extack, "TC offload is disabled on net device");
672 tc_cls_can_offload_and_chain0(const struct net_device *dev,
673 struct flow_cls_common_offload *common)
675 if (!tc_can_offload_extack(dev, common->extack))
677 if (common->chain_index) {
678 NL_SET_ERR_MSG(common->extack,
679 "Driver supports only offload of chain 0");
685 static inline bool tc_skip_hw(u32 flags)
687 return (flags & TCA_CLS_FLAGS_SKIP_HW) ? true : false;
690 static inline bool tc_skip_sw(u32 flags)
692 return (flags & TCA_CLS_FLAGS_SKIP_SW) ? true : false;
695 /* SKIP_HW and SKIP_SW are mutually exclusive flags. */
696 static inline bool tc_flags_valid(u32 flags)
698 if (flags & ~(TCA_CLS_FLAGS_SKIP_HW | TCA_CLS_FLAGS_SKIP_SW |
699 TCA_CLS_FLAGS_VERBOSE))
702 flags &= TCA_CLS_FLAGS_SKIP_HW | TCA_CLS_FLAGS_SKIP_SW;
703 if (!(flags ^ (TCA_CLS_FLAGS_SKIP_HW | TCA_CLS_FLAGS_SKIP_SW)))
709 static inline bool tc_in_hw(u32 flags)
711 return (flags & TCA_CLS_FLAGS_IN_HW) ? true : false;
715 tc_cls_common_offload_init(struct flow_cls_common_offload *cls_common,
716 const struct tcf_proto *tp, u32 flags,
717 struct netlink_ext_ack *extack)
719 cls_common->chain_index = tp->chain->index;
720 cls_common->protocol = tp->protocol;
721 cls_common->prio = tp->prio >> 16;
722 if (tc_skip_sw(flags) || flags & TCA_CLS_FLAGS_VERBOSE)
723 cls_common->extack = extack;
726 #if IS_ENABLED(CONFIG_NET_TC_SKB_EXT)
727 static inline struct tc_skb_ext *tc_skb_ext_alloc(struct sk_buff *skb)
729 struct tc_skb_ext *tc_skb_ext = skb_ext_add(skb, TC_SKB_EXT);
732 memset(tc_skb_ext, 0, sizeof(*tc_skb_ext));
737 enum tc_matchall_command {
738 TC_CLSMATCHALL_REPLACE,
739 TC_CLSMATCHALL_DESTROY,
740 TC_CLSMATCHALL_STATS,
743 struct tc_cls_matchall_offload {
744 struct flow_cls_common_offload common;
745 enum tc_matchall_command command;
746 struct flow_rule *rule;
747 struct flow_stats stats;
748 unsigned long cookie;
751 enum tc_clsbpf_command {
756 struct tc_cls_bpf_offload {
757 struct flow_cls_common_offload common;
758 enum tc_clsbpf_command command;
759 struct tcf_exts *exts;
760 struct bpf_prog *prog;
761 struct bpf_prog *oldprog;
763 bool exts_integrated;
766 struct tc_mqprio_qopt_offload {
767 /* struct tc_mqprio_qopt must always be the first element */
768 struct tc_mqprio_qopt qopt;
772 u64 min_rate[TC_QOPT_MAX_QUEUE];
773 u64 max_rate[TC_QOPT_MAX_QUEUE];
776 /* This structure holds cookie structure that is passed from user
777 * to the kernel for actions and classifiers
785 struct tc_qopt_offload_stats {
786 struct gnet_stats_basic_sync *bstats;
787 struct gnet_stats_queue *qstats;
797 struct tc_mq_opt_offload_graft_params {
802 struct tc_mq_qopt_offload {
803 enum tc_mq_command command;
806 struct tc_qopt_offload_stats stats;
807 struct tc_mq_opt_offload_graft_params graft_params;
811 enum tc_htb_command {
813 TC_HTB_CREATE, /* Initialize HTB offload. */
814 TC_HTB_DESTROY, /* Destroy HTB offload. */
817 /* Allocate qid and create leaf. */
818 TC_HTB_LEAF_ALLOC_QUEUE,
819 /* Convert leaf to inner, preserve and return qid, create new leaf. */
820 TC_HTB_LEAF_TO_INNER,
821 /* Delete leaf, while siblings remain. */
823 /* Delete leaf, convert parent to leaf, preserving qid. */
824 TC_HTB_LEAF_DEL_LAST,
825 /* TC_HTB_LEAF_DEL_LAST, but delete driver data on hardware errors. */
826 TC_HTB_LEAF_DEL_LAST_FORCE,
827 /* Modify parameters of a node. */
831 TC_HTB_LEAF_QUERY_QUEUE, /* Query qid by classid. */
834 struct tc_htb_qopt_offload {
835 struct netlink_ext_ack *extack;
836 enum tc_htb_command command;
844 #define TC_HTB_CLASSID_ROOT U32_MAX
846 enum tc_red_command {
854 struct tc_red_qopt_offload_params {
862 struct gnet_stats_queue *qstats;
865 struct tc_red_qopt_offload {
866 enum tc_red_command command;
870 struct tc_red_qopt_offload_params set;
871 struct tc_qopt_offload_stats stats;
872 struct red_stats *xstats;
877 enum tc_gred_command {
883 struct tc_gred_vq_qopt_offload_params {
892 /* Only need backlog, see struct tc_prio_qopt_offload_params */
896 struct tc_gred_qopt_offload_params {
901 struct gnet_stats_queue *qstats;
902 struct tc_gred_vq_qopt_offload_params tab[MAX_DPs];
905 struct tc_gred_qopt_offload_stats {
906 struct gnet_stats_basic_sync bstats[MAX_DPs];
907 struct gnet_stats_queue qstats[MAX_DPs];
908 struct red_stats *xstats[MAX_DPs];
911 struct tc_gred_qopt_offload {
912 enum tc_gred_command command;
916 struct tc_gred_qopt_offload_params set;
917 struct tc_gred_qopt_offload_stats stats;
921 enum tc_prio_command {
928 struct tc_prio_qopt_offload_params {
930 u8 priomap[TC_PRIO_MAX + 1];
931 /* At the point of un-offloading the Qdisc, the reported backlog and
932 * qlen need to be reduced by the portion that is in HW.
934 struct gnet_stats_queue *qstats;
937 struct tc_prio_qopt_offload_graft_params {
942 struct tc_prio_qopt_offload {
943 enum tc_prio_command command;
947 struct tc_prio_qopt_offload_params replace_params;
948 struct tc_qopt_offload_stats stats;
949 struct tc_prio_qopt_offload_graft_params graft_params;
953 enum tc_root_command {
957 struct tc_root_qopt_offload {
958 enum tc_root_command command;
963 enum tc_ets_command {
970 struct tc_ets_qopt_offload_replace_params {
972 u8 priomap[TC_PRIO_MAX + 1];
973 unsigned int quanta[TCQ_ETS_MAX_BANDS]; /* 0 for strict bands. */
974 unsigned int weights[TCQ_ETS_MAX_BANDS];
975 struct gnet_stats_queue *qstats;
978 struct tc_ets_qopt_offload_graft_params {
983 struct tc_ets_qopt_offload {
984 enum tc_ets_command command;
988 struct tc_ets_qopt_offload_replace_params replace_params;
989 struct tc_qopt_offload_stats stats;
990 struct tc_ets_qopt_offload_graft_params graft_params;
994 enum tc_tbf_command {
1001 struct tc_tbf_qopt_offload_replace_params {
1002 struct psched_ratecfg rate;
1004 struct gnet_stats_queue *qstats;
1007 struct tc_tbf_qopt_offload {
1008 enum tc_tbf_command command;
1012 struct tc_tbf_qopt_offload_replace_params replace_params;
1013 struct tc_qopt_offload_stats stats;
1018 enum tc_fifo_command {
1024 struct tc_fifo_qopt_offload {
1025 enum tc_fifo_command command;
1029 struct tc_qopt_offload_stats stats;
1033 #ifdef CONFIG_NET_CLS_ACT
1034 DECLARE_STATIC_KEY_FALSE(tc_skb_ext_tc);
1035 void tc_skb_ext_tc_enable(void);
1036 void tc_skb_ext_tc_disable(void);
1037 #define tc_skb_ext_tc_enabled() static_branch_unlikely(&tc_skb_ext_tc)
1038 #else /* CONFIG_NET_CLS_ACT */
1039 static inline void tc_skb_ext_tc_enable(void) { }
1040 static inline void tc_skb_ext_tc_disable(void) { }
1041 #define tc_skb_ext_tc_enabled() false