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-rw-r--r--kernel/include/net/flow.h30
1 files changed, 30 insertions, 0 deletions
diff --git a/kernel/include/net/flow.h b/kernel/include/net/flow.h
index 8109a159d..83969eebe 100644
--- a/kernel/include/net/flow.h
+++ b/kernel/include/net/flow.h
@@ -10,6 +10,7 @@
#include <linux/socket.h>
#include <linux/in6.h>
#include <linux/atomic.h>
+#include <net/flow_dissector.h>
/*
* ifindex generation is per-net namespace, and loopback is
@@ -19,6 +20,10 @@
#define LOOPBACK_IFINDEX 1
+struct flowi_tunnel {
+ __be64 tun_id;
+};
+
struct flowi_common {
int flowic_oif;
int flowic_iif;
@@ -29,7 +34,10 @@ struct flowi_common {
__u8 flowic_flags;
#define FLOWI_FLAG_ANYSRC 0x01
#define FLOWI_FLAG_KNOWN_NH 0x02
+#define FLOWI_FLAG_L3MDEV_SRC 0x04
+#define FLOWI_FLAG_SKIP_NH_OIF 0x08
__u32 flowic_secid;
+ struct flowi_tunnel flowic_tun_key;
};
union flowi_uli {
@@ -66,6 +74,7 @@ struct flowi4 {
#define flowi4_proto __fl_common.flowic_proto
#define flowi4_flags __fl_common.flowic_flags
#define flowi4_secid __fl_common.flowic_secid
+#define flowi4_tun_key __fl_common.flowic_tun_key
/* (saddr,daddr) must be grouped, same order as in IP header */
__be32 saddr;
@@ -95,6 +104,7 @@ static inline void flowi4_init_output(struct flowi4 *fl4, int oif,
fl4->flowi4_proto = proto;
fl4->flowi4_flags = flags;
fl4->flowi4_secid = 0;
+ fl4->flowi4_tun_key.tun_id = 0;
fl4->daddr = daddr;
fl4->saddr = saddr;
fl4->fl4_dport = dport;
@@ -122,6 +132,7 @@ struct flowi6 {
#define flowi6_proto __fl_common.flowic_proto
#define flowi6_flags __fl_common.flowic_flags
#define flowi6_secid __fl_common.flowic_secid
+#define flowi6_tun_key __fl_common.flowic_tun_key
struct in6_addr daddr;
struct in6_addr saddr;
__be32 flowlabel;
@@ -165,6 +176,7 @@ struct flowi {
#define flowi_proto u.__fl_common.flowic_proto
#define flowi_flags u.__fl_common.flowic_flags
#define flowi_secid u.__fl_common.flowic_secid
+#define flowi_tun_key u.__fl_common.flowic_tun_key
} __attribute__((__aligned__(BITS_PER_LONG/8)));
static inline struct flowi *flowi4_to_flowi(struct flowi4 *fl4)
@@ -233,4 +245,22 @@ void flow_cache_flush(struct net *net);
void flow_cache_flush_deferred(struct net *net);
extern atomic_t flow_cache_genid;
+__u32 __get_hash_from_flowi6(const struct flowi6 *fl6, struct flow_keys *keys);
+
+static inline __u32 get_hash_from_flowi6(const struct flowi6 *fl6)
+{
+ struct flow_keys keys;
+
+ return __get_hash_from_flowi6(fl6, &keys);
+}
+
+__u32 __get_hash_from_flowi4(const struct flowi4 *fl4, struct flow_keys *keys);
+
+static inline __u32 get_hash_from_flowi4(const struct flowi4 *fl4)
+{
+ struct flow_keys keys;
+
+ return __get_hash_from_flowi4(fl4, &keys);
+}
+
#endif