xref: /linux/include/net/psample.h (revision 2fe05e1139a555ae91f00a812cb9520e7d3022ab)
1 #ifndef __NET_PSAMPLE_H
2 #define __NET_PSAMPLE_H
3 
4 #include <uapi/linux/psample.h>
5 #include <linux/module.h>
6 #include <linux/list.h>
7 
8 struct psample_group {
9 	struct list_head list;
10 	struct net *net;
11 	u32 group_num;
12 	u32 refcount;
13 	u32 seq;
14 };
15 
16 struct psample_group *psample_group_get(struct net *net, u32 group_num);
17 void psample_group_put(struct psample_group *group);
18 
19 #if IS_ENABLED(CONFIG_PSAMPLE)
20 
21 void psample_sample_packet(struct psample_group *group, struct sk_buff *skb,
22 			   u32 trunc_size, int in_ifindex, int out_ifindex,
23 			   u32 sample_rate);
24 
25 #else
26 
27 static inline void psample_sample_packet(struct psample_group *group,
28 					 struct sk_buff *skb, u32 trunc_size,
29 					 int in_ifindex, int out_ifindex,
30 					 u32 sample_rate)
31 {
32 }
33 
34 #endif
35 
36 #endif /* __NET_PSAMPLE_H */
37