xref: /openbmc/linux/include/net/psample.h (revision 60772e48)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __NET_PSAMPLE_H
3 #define __NET_PSAMPLE_H
4 
5 #include <uapi/linux/psample.h>
6 #include <linux/module.h>
7 #include <linux/list.h>
8 
9 struct psample_group {
10 	struct list_head list;
11 	struct net *net;
12 	u32 group_num;
13 	u32 refcount;
14 	u32 seq;
15 };
16 
17 struct psample_group *psample_group_get(struct net *net, u32 group_num);
18 void psample_group_put(struct psample_group *group);
19 
20 #if IS_ENABLED(CONFIG_PSAMPLE)
21 
22 void psample_sample_packet(struct psample_group *group, struct sk_buff *skb,
23 			   u32 trunc_size, int in_ifindex, int out_ifindex,
24 			   u32 sample_rate);
25 
26 #else
27 
28 static inline void psample_sample_packet(struct psample_group *group,
29 					 struct sk_buff *skb, u32 trunc_size,
30 					 int in_ifindex, int out_ifindex,
31 					 u32 sample_rate)
32 {
33 }
34 
35 #endif
36 
37 #endif /* __NET_PSAMPLE_H */
38