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 21struct sk_buff; 22 23#if IS_ENABLED(CONFIG_PSAMPLE) 24 25void psample_sample_packet(struct psample_group *group, struct sk_buff *skb, 26 u32 trunc_size, int in_ifindex, int out_ifindex, 27 u32 sample_rate); 28 29#else 30 31static inline void psample_sample_packet(struct psample_group *group, 32 struct sk_buff *skb, u32 trunc_size, 33 int in_ifindex, int out_ifindex, 34 u32 sample_rate) 35{ 36} 37 38#endif 39 40#endif /* __NET_PSAMPLE_H */ 41