Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
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linux
1#ifndef __NET_GEN_STATS_H
2#define __NET_GEN_STATS_H
3
4#include <linux/gen_stats.h>
5#include <linux/socket.h>
6#include <linux/rtnetlink.h>
7#include <linux/pkt_sched.h>
8
9struct gnet_stats_basic_cpu {
10 struct gnet_stats_basic_packed bstats;
11 struct u64_stats_sync syncp;
12};
13
14struct net_rate_estimator;
15
16struct gnet_dump {
17 spinlock_t * lock;
18 struct sk_buff * skb;
19 struct nlattr * tail;
20
21 /* Backward compatibility */
22 int compat_tc_stats;
23 int compat_xstats;
24 int padattr;
25 void * xstats;
26 int xstats_len;
27 struct tc_stats tc_stats;
28};
29
30int gnet_stats_start_copy(struct sk_buff *skb, int type, spinlock_t *lock,
31 struct gnet_dump *d, int padattr);
32
33int gnet_stats_start_copy_compat(struct sk_buff *skb, int type,
34 int tc_stats_type, int xstats_type,
35 spinlock_t *lock, struct gnet_dump *d,
36 int padattr);
37
38int gnet_stats_copy_basic(const seqcount_t *running,
39 struct gnet_dump *d,
40 struct gnet_stats_basic_cpu __percpu *cpu,
41 struct gnet_stats_basic_packed *b);
42void __gnet_stats_copy_basic(const seqcount_t *running,
43 struct gnet_stats_basic_packed *bstats,
44 struct gnet_stats_basic_cpu __percpu *cpu,
45 struct gnet_stats_basic_packed *b);
46int gnet_stats_copy_rate_est(struct gnet_dump *d,
47 struct net_rate_estimator __rcu **ptr);
48int gnet_stats_copy_queue(struct gnet_dump *d,
49 struct gnet_stats_queue __percpu *cpu_q,
50 struct gnet_stats_queue *q, __u32 qlen);
51int gnet_stats_copy_app(struct gnet_dump *d, void *st, int len);
52
53int gnet_stats_finish_copy(struct gnet_dump *d);
54
55int gen_new_estimator(struct gnet_stats_basic_packed *bstats,
56 struct gnet_stats_basic_cpu __percpu *cpu_bstats,
57 struct net_rate_estimator __rcu **rate_est,
58 spinlock_t *stats_lock,
59 seqcount_t *running, struct nlattr *opt);
60void gen_kill_estimator(struct net_rate_estimator __rcu **ptr);
61int gen_replace_estimator(struct gnet_stats_basic_packed *bstats,
62 struct gnet_stats_basic_cpu __percpu *cpu_bstats,
63 struct net_rate_estimator __rcu **ptr,
64 spinlock_t *stats_lock,
65 seqcount_t *running, struct nlattr *opt);
66bool gen_estimator_active(struct net_rate_estimator __rcu **ptr);
67bool gen_estimator_read(struct net_rate_estimator __rcu **ptr,
68 struct gnet_stats_rate_est64 *sample);
69#endif