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Diffstat (limited to 'include/net/pkt_cls.h')
-rw-r--r--include/net/pkt_cls.h67
1 files changed, 36 insertions, 31 deletions
diff --git a/include/net/pkt_cls.h b/include/net/pkt_cls.h
index 2ebef77a2f9a..a2441fb1428f 100644
--- a/include/net/pkt_cls.h
+++ b/include/net/pkt_cls.h
@@ -62,18 +62,26 @@ tcf_unbind_filter(struct tcf_proto *tp, struct tcf_result *r)
struct tcf_exts {
#ifdef CONFIG_NET_CLS_ACT
- struct tc_action *action;
+ __u32 type; /* for backward compat(TCA_OLD_COMPAT) */
+ struct list_head actions;
#endif
-};
-
-/* Map to export classifier specific extension TLV types to the
- * generic extensions API. Unsupported extensions must be set to 0.
- */
-struct tcf_ext_map {
+ /* Map to export classifier specific extension TLV types to the
+ * generic extensions API. Unsupported extensions must be set to 0.
+ */
int action;
int police;
};
+static inline void tcf_exts_init(struct tcf_exts *exts, int action, int police)
+{
+#ifdef CONFIG_NET_CLS_ACT
+ exts->type = 0;
+ INIT_LIST_HEAD(&exts->actions);
+#endif
+ exts->action = action;
+ exts->police = police;
+}
+
/**
* tcf_exts_is_predicative - check if a predicative extension is present
* @exts: tc filter extensions handle
@@ -85,7 +93,7 @@ static inline int
tcf_exts_is_predicative(struct tcf_exts *exts)
{
#ifdef CONFIG_NET_CLS_ACT
- return !!exts->action;
+ return !list_empty(&exts->actions);
#else
return 0;
#endif
@@ -120,23 +128,20 @@ tcf_exts_exec(struct sk_buff *skb, struct tcf_exts *exts,
struct tcf_result *res)
{
#ifdef CONFIG_NET_CLS_ACT
- if (exts->action)
- return tcf_action_exec(skb, exts->action, res);
+ if (!list_empty(&exts->actions))
+ return tcf_action_exec(skb, &exts->actions, res);
#endif
return 0;
}
int tcf_exts_validate(struct net *net, struct tcf_proto *tp,
struct nlattr **tb, struct nlattr *rate_tlv,
- struct tcf_exts *exts,
- const struct tcf_ext_map *map);
+ struct tcf_exts *exts);
void tcf_exts_destroy(struct tcf_proto *tp, struct tcf_exts *exts);
void tcf_exts_change(struct tcf_proto *tp, struct tcf_exts *dst,
struct tcf_exts *src);
-int tcf_exts_dump(struct sk_buff *skb, struct tcf_exts *exts,
- const struct tcf_ext_map *map);
-int tcf_exts_dump_stats(struct sk_buff *skb, struct tcf_exts *exts,
- const struct tcf_ext_map *map);
+int tcf_exts_dump(struct sk_buff *skb, struct tcf_exts *exts);
+int tcf_exts_dump_stats(struct sk_buff *skb, struct tcf_exts *exts);
/**
* struct tcf_pkt_info - packet information
@@ -333,27 +338,27 @@ static inline int tcf_valid_offset(const struct sk_buff *skb,
#include <net/net_namespace.h>
static inline int
-tcf_change_indev(struct tcf_proto *tp, char *indev, struct nlattr *indev_tlv)
+tcf_change_indev(struct net *net, struct nlattr *indev_tlv)
{
+ char indev[IFNAMSIZ];
+ struct net_device *dev;
+
if (nla_strlcpy(indev, indev_tlv, IFNAMSIZ) >= IFNAMSIZ)
return -EINVAL;
- return 0;
+ dev = __dev_get_by_name(net, indev);
+ if (!dev)
+ return -ENODEV;
+ return dev->ifindex;
}
-static inline int
-tcf_match_indev(struct sk_buff *skb, char *indev)
+static inline bool
+tcf_match_indev(struct sk_buff *skb, int ifindex)
{
- struct net_device *dev;
-
- if (indev[0]) {
- if (!skb->skb_iif)
- return 0;
- dev = __dev_get_by_index(dev_net(skb->dev), skb->skb_iif);
- if (!dev || strcmp(indev, dev->name))
- return 0;
- }
-
- return 1;
+ if (!ifindex)
+ return true;
+ if (!skb->skb_iif)
+ return false;
+ return ifindex == skb->skb_iif;
}
#endif /* CONFIG_NET_CLS_IND */