linux/linux-5.4.31/include/net/psample.h

39 lines
871 B
C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_PSAMPLE_H
#define __NET_PSAMPLE_H
#include <uapi/linux/psample.h>
#include <linux/list.h>
struct psample_group {
struct list_head list;
struct net *net;
u32 group_num;
u32 refcount;
u32 seq;
struct rcu_head rcu;
};
struct psample_group *psample_group_get(struct net *net, u32 group_num);
void psample_group_take(struct psample_group *group);
void psample_group_put(struct psample_group *group);
#if IS_ENABLED(CONFIG_PSAMPLE)
void psample_sample_packet(struct psample_group *group, struct sk_buff *skb,
u32 trunc_size, int in_ifindex, int out_ifindex,
u32 sample_rate);
#else
static inline void psample_sample_packet(struct psample_group *group,
struct sk_buff *skb, u32 trunc_size,
int in_ifindex, int out_ifindex,
u32 sample_rate)
{
}
#endif
#endif /* __NET_PSAMPLE_H */