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Diffstat (limited to 'include/net/ip_fib.h')
-rw-r--r--include/net/ip_fib.h31
1 files changed, 28 insertions, 3 deletions
diff --git a/include/net/ip_fib.h b/include/net/ip_fib.h
index 77d0a78cf7d2..81d0f2107ff1 100644
--- a/include/net/ip_fib.h
+++ b/include/net/ip_fib.h
@@ -158,7 +158,7 @@ struct fib_result_nl {
unsigned char nh_sel;
unsigned char type;
unsigned char scope;
- int err;
+ int err;
};
#ifdef CONFIG_IP_ROUTE_MULTIPATH
@@ -294,6 +294,13 @@ static inline unsigned int fib4_rules_seq_read(struct net *net)
return 0;
}
+static inline bool fib4_rules_early_flow_dissect(struct net *net,
+ struct sk_buff *skb,
+ struct flowi4 *fl4,
+ struct flow_keys *flkeys)
+{
+ return false;
+}
#else /* CONFIG_IP_MULTIPLE_TABLES */
int __net_init fib4_rules_init(struct net *net);
void __net_exit fib4_rules_exit(struct net *net);
@@ -342,6 +349,24 @@ bool fib4_rule_default(const struct fib_rule *rule);
int fib4_rules_dump(struct net *net, struct notifier_block *nb);
unsigned int fib4_rules_seq_read(struct net *net);
+static inline bool fib4_rules_early_flow_dissect(struct net *net,
+ struct sk_buff *skb,
+ struct flowi4 *fl4,
+ struct flow_keys *flkeys)
+{
+ unsigned int flag = FLOW_DISSECTOR_F_STOP_AT_ENCAP;
+
+ if (!net->ipv4.fib_rules_require_fldissect)
+ return false;
+
+ skb_flow_dissect_flow_keys(skb, flkeys, flag);
+ fl4->fl4_sport = flkeys->ports.src;
+ fl4->fl4_dport = flkeys->ports.dst;
+ fl4->flowi4_proto = flkeys->basic.ip_proto;
+
+ return true;
+}
+
#endif /* CONFIG_IP_MULTIPLE_TABLES */
/* Exported by fib_frontend.c */
@@ -371,8 +396,8 @@ int fib_sync_down_addr(struct net_device *dev, __be32 local);
int fib_sync_up(struct net_device *dev, unsigned int nh_flags);
#ifdef CONFIG_IP_ROUTE_MULTIPATH
-int fib_multipath_hash(const struct fib_info *fi, const struct flowi4 *fl4,
- const struct sk_buff *skb);
+int fib_multipath_hash(const struct net *net, const struct flowi4 *fl4,
+ const struct sk_buff *skb, struct flow_keys *flkeys);
#endif
void fib_select_multipath(struct fib_result *res, int hash);
void fib_select_path(struct net *net, struct fib_result *res,