5518a26ef2
[ Upstream commit beb7f2de5728b0bd2140a652fa51f6ad85d159f7 ]
Without this there is a warning if source files include psample.h
before skbuff.h or doesn't include it at all.
Fixes: 6ae0a62861 ("net: Introduce psample, a new genetlink channel for packet sampling")
Signed-off-by: Roi Dayan <roid@nvidia.com>
Link: https://lore.kernel.org/r/20210808065242.1522535-1-roid@nvidia.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
41 lines
860 B
C
41 lines
860 B
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#ifndef __NET_PSAMPLE_H
|
|
#define __NET_PSAMPLE_H
|
|
|
|
#include <uapi/linux/psample.h>
|
|
#include <linux/module.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_put(struct psample_group *group);
|
|
|
|
struct sk_buff;
|
|
|
|
#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 */
|