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/list.h>
 7
 8struct psample_group {
 9	struct list_head list;
10	struct net *net;
11	u32 group_num;
12	u32 refcount;
13	u32 seq;
14	struct rcu_head rcu;
15};
16
17struct psample_group *psample_group_get(struct net *net, u32 group_num);
18void psample_group_take(struct psample_group *group);
19void psample_group_put(struct psample_group *group);
20
21#if IS_ENABLED(CONFIG_PSAMPLE)
22
23void psample_sample_packet(struct psample_group *group, struct sk_buff *skb,
24			   u32 trunc_size, int in_ifindex, int out_ifindex,
25			   u32 sample_rate);
26
27#else
28
29static inline void psample_sample_packet(struct psample_group *group,
30					 struct sk_buff *skb, u32 trunc_size,
31					 int in_ifindex, int out_ifindex,
32					 u32 sample_rate)
33{
34}
35
36#endif
37
38#endif /* __NET_PSAMPLE_H */