1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __NET_GEN_STATS_H
3 #define __NET_GEN_STATS_H
5 #include <linux/gen_stats.h>
6 #include <linux/socket.h>
7 #include <linux/rtnetlink.h>
8 #include <linux/pkt_sched.h>
10 struct gnet_stats_basic_cpu
{
11 struct gnet_stats_basic_packed bstats
;
12 struct u64_stats_sync syncp
;
13 } __aligned(2 * sizeof(u64
));
15 struct net_rate_estimator
;
22 /* Backward compatibility */
28 struct tc_stats tc_stats
;
31 int gnet_stats_start_copy(struct sk_buff
*skb
, int type
, spinlock_t
*lock
,
32 struct gnet_dump
*d
, int padattr
);
34 int gnet_stats_start_copy_compat(struct sk_buff
*skb
, int type
,
35 int tc_stats_type
, int xstats_type
,
36 spinlock_t
*lock
, struct gnet_dump
*d
,
39 int gnet_stats_copy_basic(const seqcount_t
*running
,
41 struct gnet_stats_basic_cpu __percpu
*cpu
,
42 struct gnet_stats_basic_packed
*b
);
43 void __gnet_stats_copy_basic(const seqcount_t
*running
,
44 struct gnet_stats_basic_packed
*bstats
,
45 struct gnet_stats_basic_cpu __percpu
*cpu
,
46 struct gnet_stats_basic_packed
*b
);
47 int gnet_stats_copy_basic_hw(const seqcount_t
*running
,
49 struct gnet_stats_basic_cpu __percpu
*cpu
,
50 struct gnet_stats_basic_packed
*b
);
51 int gnet_stats_copy_rate_est(struct gnet_dump
*d
,
52 struct net_rate_estimator __rcu
**ptr
);
53 int gnet_stats_copy_queue(struct gnet_dump
*d
,
54 struct gnet_stats_queue __percpu
*cpu_q
,
55 struct gnet_stats_queue
*q
, __u32 qlen
);
56 void __gnet_stats_copy_queue(struct gnet_stats_queue
*qstats
,
57 const struct gnet_stats_queue __percpu
*cpu_q
,
58 const struct gnet_stats_queue
*q
, __u32 qlen
);
59 int gnet_stats_copy_app(struct gnet_dump
*d
, void *st
, int len
);
61 int gnet_stats_finish_copy(struct gnet_dump
*d
);
63 int gen_new_estimator(struct gnet_stats_basic_packed
*bstats
,
64 struct gnet_stats_basic_cpu __percpu
*cpu_bstats
,
65 struct net_rate_estimator __rcu
**rate_est
,
67 seqcount_t
*running
, struct nlattr
*opt
);
68 void gen_kill_estimator(struct net_rate_estimator __rcu
**ptr
);
69 int gen_replace_estimator(struct gnet_stats_basic_packed
*bstats
,
70 struct gnet_stats_basic_cpu __percpu
*cpu_bstats
,
71 struct net_rate_estimator __rcu
**ptr
,
73 seqcount_t
*running
, struct nlattr
*opt
);
74 bool gen_estimator_active(struct net_rate_estimator __rcu
**ptr
);
75 bool gen_estimator_read(struct net_rate_estimator __rcu
**ptr
,
76 struct gnet_stats_rate_est64
*sample
);