1 #ifndef _LINUX_IF_MACVLAN_H
2 #define _LINUX_IF_MACVLAN_H
4 #include <linux/if_link.h>
5 #include <linux/list.h>
6 #include <linux/netdevice.h>
7 #include <linux/netlink.h>
8 #include <net/netlink.h>
9 #include <linux/u64_stats_sync.h>
11 #if defined(CONFIG_MACVTAP) || defined(CONFIG_MACVTAP_MODULE)
12 struct socket
*macvtap_get_socket(struct file
*);
14 #include <linux/err.h>
15 #include <linux/errno.h>
18 static inline struct socket
*macvtap_get_socket(struct file
*f
)
20 return ERR_PTR(-EINVAL
);
22 #endif /* CONFIG_MACVTAP */
28 * struct macvlan_rx_stats - MACVLAN percpu rx stats
29 * @rx_packets: number of received packets
30 * @rx_bytes: number of received bytes
31 * @rx_multicast: number of received multicast packets
32 * @syncp: synchronization point for 64bit counters
33 * @rx_errors: number of errors
35 struct macvlan_rx_stats
{
39 struct u64_stats_sync syncp
;
40 unsigned long rx_errors
;
44 struct net_device
*dev
;
45 struct list_head list
;
46 struct hlist_node hlist
;
47 struct macvlan_port
*port
;
48 struct net_device
*lowerdev
;
49 struct macvlan_rx_stats __percpu
*rx_stats
;
50 enum macvlan_mode mode
;
51 int (*receive
)(struct sk_buff
*skb
);
52 int (*forward
)(struct net_device
*dev
, struct sk_buff
*skb
);
53 struct macvtap_queue
*tap
;
56 static inline void macvlan_count_rx(const struct macvlan_dev
*vlan
,
57 unsigned int len
, bool success
,
60 struct macvlan_rx_stats
*rx_stats
;
62 rx_stats
= this_cpu_ptr(vlan
->rx_stats
);
63 if (likely(success
)) {
64 u64_stats_update_begin(&rx_stats
->syncp
);
65 rx_stats
->rx_packets
++;;
66 rx_stats
->rx_bytes
+= len
;
68 rx_stats
->rx_multicast
++;
69 u64_stats_update_end(&rx_stats
->syncp
);
71 rx_stats
->rx_errors
++;
75 extern void macvlan_common_setup(struct net_device
*dev
);
77 extern int macvlan_common_newlink(struct net
*src_net
, struct net_device
*dev
,
78 struct nlattr
*tb
[], struct nlattr
*data
[],
79 int (*receive
)(struct sk_buff
*skb
),
80 int (*forward
)(struct net_device
*dev
,
81 struct sk_buff
*skb
));
83 extern void macvlan_count_rx(const struct macvlan_dev
*vlan
,
84 unsigned int len
, bool success
,
87 extern void macvlan_dellink(struct net_device
*dev
, struct list_head
*head
);
89 extern int macvlan_link_register(struct rtnl_link_ops
*ops
);
91 extern netdev_tx_t
macvlan_start_xmit(struct sk_buff
*skb
,
92 struct net_device
*dev
);
94 #endif /* _LINUX_IF_MACVLAN_H */