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 gnet_dump {
15	spinlock_t *      lock;
16	struct sk_buff *  skb;
17	struct nlattr *   tail;
18
19	/* Backward compatibility */
20	int               compat_tc_stats;
21	int               compat_xstats;
 
22	void *            xstats;
23	int               xstats_len;
24	struct tc_stats   tc_stats;
25};
26
27int gnet_stats_start_copy(struct sk_buff *skb, int type, spinlock_t *lock,
28			  struct gnet_dump *d);
29
30int gnet_stats_start_copy_compat(struct sk_buff *skb, int type,
31				 int tc_stats_type, int xstats_type,
32				 spinlock_t *lock, struct gnet_dump *d);
 
33
34int gnet_stats_copy_basic(struct gnet_dump *d,
 
35			  struct gnet_stats_basic_cpu __percpu *cpu,
36			  struct gnet_stats_basic_packed *b);
37void __gnet_stats_copy_basic(struct gnet_stats_basic_packed *bstats,
 
38			     struct gnet_stats_basic_cpu __percpu *cpu,
39			     struct gnet_stats_basic_packed *b);
40int gnet_stats_copy_rate_est(struct gnet_dump *d,
41			     const struct gnet_stats_basic_packed *b,
42			     struct gnet_stats_rate_est64 *r);
43int gnet_stats_copy_queue(struct gnet_dump *d,
44			  struct gnet_stats_queue __percpu *cpu_q,
45			  struct gnet_stats_queue *q, __u32 qlen);
46int gnet_stats_copy_app(struct gnet_dump *d, void *st, int len);
47
48int gnet_stats_finish_copy(struct gnet_dump *d);
49
50int gen_new_estimator(struct gnet_stats_basic_packed *bstats,
51		      struct gnet_stats_basic_cpu __percpu *cpu_bstats,
52		      struct gnet_stats_rate_est64 *rate_est,
53		      spinlock_t *stats_lock, struct nlattr *opt);
54void gen_kill_estimator(struct gnet_stats_basic_packed *bstats,
55			struct gnet_stats_rate_est64 *rate_est);
56int gen_replace_estimator(struct gnet_stats_basic_packed *bstats,
57			  struct gnet_stats_basic_cpu __percpu *cpu_bstats,
58			  struct gnet_stats_rate_est64 *rate_est,
59			  spinlock_t *stats_lock, struct nlattr *opt);
60bool gen_estimator_active(const struct gnet_stats_basic_packed *bstats,
61			  const struct gnet_stats_rate_est64 *rate_est);
 
 
62#endif

 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