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-rw-r--r--include/net/pkt_cls.h169
1 files changed, 134 insertions, 35 deletions
diff --git a/include/net/pkt_cls.h b/include/net/pkt_cls.h
index 72ffb3120ced..514e3c80ecc1 100644
--- a/include/net/pkt_cls.h
+++ b/include/net/pkt_cls.h
@@ -6,6 +6,7 @@
#include <linux/workqueue.h>
#include <net/sch_generic.h>
#include <net/act_api.h>
+#include <net/flow_offload.h>
/* TC action not accessible from user space */
#define TC_ACT_REINSERT (TC_ACT_VALUE_MAX + 1)
@@ -16,6 +17,7 @@ struct tcf_walker {
int stop;
int skip;
int count;
+ bool nonempty;
unsigned long cookie;
int (*fn)(struct tcf_proto *, void *node, struct tcf_walker *);
};
@@ -43,6 +45,10 @@ bool tcf_queue_work(struct rcu_work *rwork, work_func_t func);
struct tcf_chain *tcf_chain_get_by_act(struct tcf_block *block,
u32 chain_index);
void tcf_chain_put_by_act(struct tcf_chain *chain);
+struct tcf_chain *tcf_get_next_chain(struct tcf_block *block,
+ struct tcf_chain *chain);
+struct tcf_proto *tcf_get_next_proto(struct tcf_chain *chain,
+ struct tcf_proto *tp, bool rtnl_held);
void tcf_block_netif_keep_dst(struct tcf_block *block);
int tcf_block_get(struct tcf_block **p_block,
struct tcf_proto __rcu **p_filter_chain, struct Qdisc *q,
@@ -81,11 +87,24 @@ void __tcf_block_cb_unregister(struct tcf_block *block,
struct tcf_block_cb *block_cb);
void tcf_block_cb_unregister(struct tcf_block *block,
tc_setup_cb_t *cb, void *cb_ident);
+int __tc_indr_block_cb_register(struct net_device *dev, void *cb_priv,
+ tc_indr_block_bind_cb_t *cb, void *cb_ident);
+int tc_indr_block_cb_register(struct net_device *dev, void *cb_priv,
+ tc_indr_block_bind_cb_t *cb, void *cb_ident);
+void __tc_indr_block_cb_unregister(struct net_device *dev,
+ tc_indr_block_bind_cb_t *cb, void *cb_ident);
+void tc_indr_block_cb_unregister(struct net_device *dev,
+ tc_indr_block_bind_cb_t *cb, void *cb_ident);
int tcf_classify(struct sk_buff *skb, const struct tcf_proto *tp,
struct tcf_result *res, bool compat_mode);
#else
+static inline bool tcf_block_shared(struct tcf_block *block)
+{
+ return false;
+}
+
static inline
int tcf_block_get(struct tcf_block **p_block,
struct tcf_proto __rcu **p_filter_chain, struct Qdisc *q,
@@ -183,6 +202,32 @@ void tcf_block_cb_unregister(struct tcf_block *block,
{
}
+static inline
+int __tc_indr_block_cb_register(struct net_device *dev, void *cb_priv,
+ tc_indr_block_bind_cb_t *cb, void *cb_ident)
+{
+ return 0;
+}
+
+static inline
+int tc_indr_block_cb_register(struct net_device *dev, void *cb_priv,
+ tc_indr_block_bind_cb_t *cb, void *cb_ident)
+{
+ return 0;
+}
+
+static inline
+void __tc_indr_block_cb_unregister(struct net_device *dev,
+ tc_indr_block_bind_cb_t *cb, void *cb_ident)
+{
+}
+
+static inline
+void tc_indr_block_cb_unregister(struct net_device *dev,
+ tc_indr_block_bind_cb_t *cb, void *cb_ident)
+{
+}
+
static inline int tcf_classify(struct sk_buff *skb, const struct tcf_proto *tp,
struct tcf_result *res, bool compat_mode)
{
@@ -250,12 +295,13 @@ struct tcf_exts {
int police;
};
-static inline int tcf_exts_init(struct tcf_exts *exts, int action, int police)
+static inline int tcf_exts_init(struct tcf_exts *exts, struct net *net,
+ int action, int police)
{
#ifdef CONFIG_NET_CLS_ACT
exts->type = 0;
exts->nr_actions = 0;
- exts->net = NULL;
+ exts->net = net;
exts->actions = kcalloc(TCA_ACT_MAX_PRIO, sizeof(struct tc_action *),
GFP_KERNEL);
if (!exts->actions)
@@ -331,30 +377,6 @@ static inline bool tcf_exts_has_actions(struct tcf_exts *exts)
}
/**
- * tcf_exts_has_one_action - check if exactly one action is present
- * @exts: tc filter extensions handle
- *
- * Returns true if exactly one action is present.
- */
-static inline bool tcf_exts_has_one_action(struct tcf_exts *exts)
-{
-#ifdef CONFIG_NET_CLS_ACT
- return exts->nr_actions == 1;
-#else
- return false;
-#endif
-}
-
-static inline struct tc_action *tcf_exts_first_action(struct tcf_exts *exts)
-{
-#ifdef CONFIG_NET_CLS_ACT
- return exts->actions[0];
-#else
- return NULL;
-#endif
-}
-
-/**
* tcf_exts_exec - execute tc filter extensions
* @skb: socket buffer
* @exts: tc filter extensions handle
@@ -377,7 +399,7 @@ tcf_exts_exec(struct sk_buff *skb, struct tcf_exts *exts,
int tcf_exts_validate(struct net *net, struct tcf_proto *tp,
struct nlattr **tb, struct nlattr *rate_tlv,
- struct tcf_exts *exts, bool ovr,
+ struct tcf_exts *exts, bool ovr, bool rtnl_held,
struct netlink_ext_ack *extack);
void tcf_exts_destroy(struct tcf_exts *exts);
void tcf_exts_change(struct tcf_exts *dst, struct tcf_exts *src);
@@ -585,8 +607,11 @@ tcf_match_indev(struct sk_buff *skb, int ifindex)
}
#endif /* CONFIG_NET_CLS_IND */
-int tc_setup_cb_call(struct tcf_block *block, struct tcf_exts *exts,
- enum tc_setup_type type, void *type_data, bool err_stop);
+int tc_setup_flow_action(struct flow_action *flow_action,
+ const struct tcf_exts *exts);
+int tc_setup_cb_call(struct tcf_block *block, enum tc_setup_type type,
+ void *type_data, bool err_stop);
+unsigned int tcf_exts_num_actions(struct tcf_exts *exts);
enum tc_block_command {
TC_BLOCK_BIND,
@@ -609,6 +634,7 @@ struct tc_cls_common_offload {
struct tc_cls_u32_knode {
struct tcf_exts *exts;
+ struct tcf_result *res;
struct tc_u32_sel *sel;
u32 handle;
u32 val;
@@ -725,22 +751,28 @@ struct tc_cls_flower_offload {
struct tc_cls_common_offload common;
enum tc_fl_command command;
unsigned long cookie;
- struct flow_dissector *dissector;
- struct fl_flow_key *mask;
- struct fl_flow_key *key;
- struct tcf_exts *exts;
+ struct flow_rule *rule;
+ struct flow_stats stats;
u32 classid;
};
+static inline struct flow_rule *
+tc_cls_flower_offload_flow_rule(struct tc_cls_flower_offload *tc_flow_cmd)
+{
+ return tc_flow_cmd->rule;
+}
+
enum tc_matchall_command {
TC_CLSMATCHALL_REPLACE,
TC_CLSMATCHALL_DESTROY,
+ TC_CLSMATCHALL_STATS,
};
struct tc_cls_matchall_offload {
struct tc_cls_common_offload common;
enum tc_matchall_command command;
- struct tcf_exts *exts;
+ struct flow_rule *rule;
+ struct flow_stats stats;
unsigned long cookie;
};
@@ -787,12 +819,21 @@ enum tc_mq_command {
TC_MQ_CREATE,
TC_MQ_DESTROY,
TC_MQ_STATS,
+ TC_MQ_GRAFT,
+};
+
+struct tc_mq_opt_offload_graft_params {
+ unsigned long queue;
+ u32 child_handle;
};
struct tc_mq_qopt_offload {
enum tc_mq_command command;
u32 handle;
- struct tc_qopt_offload_stats stats;
+ union {
+ struct tc_qopt_offload_stats stats;
+ struct tc_mq_opt_offload_graft_params graft_params;
+ };
};
enum tc_red_command {
@@ -800,13 +841,16 @@ enum tc_red_command {
TC_RED_DESTROY,
TC_RED_STATS,
TC_RED_XSTATS,
+ TC_RED_GRAFT,
};
struct tc_red_qopt_offload_params {
u32 min;
u32 max;
u32 probability;
+ u32 limit;
bool is_ecn;
+ bool is_harddrop;
struct gnet_stats_queue *qstats;
};
@@ -818,6 +862,51 @@ struct tc_red_qopt_offload {
struct tc_red_qopt_offload_params set;
struct tc_qopt_offload_stats stats;
struct red_stats *xstats;
+ u32 child_handle;
+ };
+};
+
+enum tc_gred_command {
+ TC_GRED_REPLACE,
+ TC_GRED_DESTROY,
+ TC_GRED_STATS,
+};
+
+struct tc_gred_vq_qopt_offload_params {
+ bool present;
+ u32 limit;
+ u32 prio;
+ u32 min;
+ u32 max;
+ bool is_ecn;
+ bool is_harddrop;
+ u32 probability;
+ /* Only need backlog, see struct tc_prio_qopt_offload_params */
+ u32 *backlog;
+};
+
+struct tc_gred_qopt_offload_params {
+ bool grio_on;
+ bool wred_on;
+ unsigned int dp_cnt;
+ unsigned int dp_def;
+ struct gnet_stats_queue *qstats;
+ struct tc_gred_vq_qopt_offload_params tab[MAX_DPs];
+};
+
+struct tc_gred_qopt_offload_stats {
+ struct gnet_stats_basic_packed bstats[MAX_DPs];
+ struct gnet_stats_queue qstats[MAX_DPs];
+ struct red_stats *xstats[MAX_DPs];
+};
+
+struct tc_gred_qopt_offload {
+ enum tc_gred_command command;
+ u32 handle;
+ u32 parent;
+ union {
+ struct tc_gred_qopt_offload_params set;
+ struct tc_gred_qopt_offload_stats stats;
};
};
@@ -854,4 +943,14 @@ struct tc_prio_qopt_offload {
};
};
+enum tc_root_command {
+ TC_ROOT_GRAFT,
+};
+
+struct tc_root_qopt_offload {
+ enum tc_root_command command;
+ u32 handle;
+ bool ingress;
+};
+
#endif
generated by cgit v1.2.3 (git 2.39.0) at 2024-07-13 10:52:03 +0300