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vxlan: Extend vxlan handlers for openvswitch.
Following patch adds data field to vxlan socket and export vxlan handler api. vh->data is required to store private data per vxlan handler. Signed-off-by: Pravin B Shelar <pshelar@nicira.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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Pravin B Shelar
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David S. Miller
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Aug 20, 2013
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Original file line number | Diff line number | Diff line change |
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#ifndef __NET_VXLAN_H | ||
#define __NET_VXLAN_H 1 | ||
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#include <linux/skbuff.h> | ||
#include <linux/netdevice.h> | ||
#include <linux/udp.h> | ||
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#define VNI_HASH_BITS 10 | ||
#define VNI_HASH_SIZE (1<<VNI_HASH_BITS) | ||
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struct vxlan_sock; | ||
typedef void (vxlan_rcv_t)(struct vxlan_sock *vh, struct sk_buff *skb, __be32 key); | ||
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/* per UDP socket information */ | ||
struct vxlan_sock { | ||
struct hlist_node hlist; | ||
vxlan_rcv_t *rcv; | ||
void *data; | ||
struct work_struct del_work; | ||
struct socket *sock; | ||
struct rcu_head rcu; | ||
struct hlist_head vni_list[VNI_HASH_SIZE]; | ||
atomic_t refcnt; | ||
}; | ||
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struct vxlan_sock *vxlan_sock_add(struct net *net, __be16 port, | ||
vxlan_rcv_t *rcv, void *data, | ||
bool no_share); | ||
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void vxlan_sock_release(struct vxlan_sock *vs); | ||
#endif |