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Diffstat (limited to 'include')
-rw-r--r--include/net/vxlan.h28
1 files changed, 26 insertions, 2 deletions
diff --git a/include/net/vxlan.h b/include/net/vxlan.h
index 5a934bebe630..8eb961bb9589 100644
--- a/include/net/vxlan.h
+++ b/include/net/vxlan.h
@@ -232,6 +232,25 @@ struct vxlan_dev_node {
struct vxlan_dev *vxlan;
};
+struct vxlan_vni_node {
+ struct rhash_head vnode;
+ struct vxlan_dev_node hlist4; /* vni hash table for IPv4 socket */
+#if IS_ENABLED(CONFIG_IPV6)
+ struct vxlan_dev_node hlist6; /* vni hash table for IPv6 socket */
+#endif
+ struct list_head vlist;
+ __be32 vni;
+ union vxlan_addr remote_ip; /* default remote ip for this vni */
+
+ struct rcu_head rcu;
+};
+
+struct vxlan_vni_group {
+ struct rhashtable vni_hash;
+ struct list_head vni_list;
+ u32 num_vnis;
+};
+
/* Pseudo network device */
struct vxlan_dev {
struct vxlan_dev_node hlist4; /* vni hash table for IPv4 socket */
@@ -254,6 +273,8 @@ struct vxlan_dev {
struct vxlan_config cfg;
+ struct vxlan_vni_group __rcu *vnigrp;
+
struct hlist_head fdb_head[FDB_HASH_SIZE];
};
@@ -274,6 +295,7 @@ struct vxlan_dev {
#define VXLAN_F_GPE 0x4000
#define VXLAN_F_IPV6_LINKLOCAL 0x8000
#define VXLAN_F_TTL_INHERIT 0x10000
+#define VXLAN_F_VNIFILTER 0x20000
/* Flags that are used in the receive path. These flags must match in
* order for a socket to be shareable
@@ -283,7 +305,8 @@ struct vxlan_dev {
VXLAN_F_UDP_ZERO_CSUM6_RX | \
VXLAN_F_REMCSUM_RX | \
VXLAN_F_REMCSUM_NOPARTIAL | \
- VXLAN_F_COLLECT_METADATA)
+ VXLAN_F_COLLECT_METADATA | \
+ VXLAN_F_VNIFILTER)
/* Flags that can be set together with VXLAN_F_GPE. */
#define VXLAN_F_ALLOWED_GPE (VXLAN_F_GPE | \
@@ -292,7 +315,8 @@ struct vxlan_dev {
VXLAN_F_UDP_ZERO_CSUM_TX | \
VXLAN_F_UDP_ZERO_CSUM6_TX | \
VXLAN_F_UDP_ZERO_CSUM6_RX | \
- VXLAN_F_COLLECT_METADATA)
+ VXLAN_F_COLLECT_METADATA | \
+ VXLAN_F_VNIFILTER)
struct net_device *vxlan_dev_create(struct net *net, const char *name,
u8 name_assign_type, struct vxlan_config *conf);