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1da177e4 LT |
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 | ||
22e0f8b9 JF |
9 | struct gnet_stats_basic_cpu { |
10 | struct gnet_stats_basic_packed bstats; | |
11 | struct u64_stats_sync syncp; | |
12 | }; | |
13 | ||
1c0d32fd ED |
14 | struct net_rate_estimator; |
15 | ||
fd2c3ef7 | 16 | struct gnet_dump { |
1da177e4 LT |
17 | spinlock_t * lock; |
18 | struct sk_buff * skb; | |
1e90474c | 19 | struct nlattr * tail; |
1da177e4 | 20 | |
25985edc | 21 | /* Backward compatibility */ |
1da177e4 LT |
22 | int compat_tc_stats; |
23 | int compat_xstats; | |
9854518e | 24 | int padattr; |
1da177e4 LT |
25 | void * xstats; |
26 | int xstats_len; | |
27 | struct tc_stats tc_stats; | |
28 | }; | |
29 | ||
8aae218f | 30 | int gnet_stats_start_copy(struct sk_buff *skb, int type, spinlock_t *lock, |
9854518e | 31 | struct gnet_dump *d, int padattr); |
8aae218f JP |
32 | |
33 | int gnet_stats_start_copy_compat(struct sk_buff *skb, int type, | |
34 | int tc_stats_type, int xstats_type, | |
9854518e ND |
35 | spinlock_t *lock, struct gnet_dump *d, |
36 | int padattr); | |
1da177e4 | 37 | |
edb09eb1 ED |
38 | int gnet_stats_copy_basic(const seqcount_t *running, |
39 | struct gnet_dump *d, | |
22e0f8b9 | 40 | struct gnet_stats_basic_cpu __percpu *cpu, |
8aae218f | 41 | struct gnet_stats_basic_packed *b); |
edb09eb1 ED |
42 | void __gnet_stats_copy_basic(const seqcount_t *running, |
43 | struct gnet_stats_basic_packed *bstats, | |
22e0f8b9 JF |
44 | struct gnet_stats_basic_cpu __percpu *cpu, |
45 | struct gnet_stats_basic_packed *b); | |
8aae218f | 46 | int gnet_stats_copy_rate_est(struct gnet_dump *d, |
1c0d32fd | 47 | struct net_rate_estimator __rcu **ptr); |
64015853 | 48 | int gnet_stats_copy_queue(struct gnet_dump *d, |
b0ab6f92 JF |
49 | struct gnet_stats_queue __percpu *cpu_q, |
50 | struct gnet_stats_queue *q, __u32 qlen); | |
8aae218f JP |
51 | int gnet_stats_copy_app(struct gnet_dump *d, void *st, int len); |
52 | ||
53 | int gnet_stats_finish_copy(struct gnet_dump *d); | |
54 | ||
55 | int gen_new_estimator(struct gnet_stats_basic_packed *bstats, | |
22e0f8b9 | 56 | struct gnet_stats_basic_cpu __percpu *cpu_bstats, |
1c0d32fd | 57 | struct net_rate_estimator __rcu **rate_est, |
edb09eb1 ED |
58 | spinlock_t *stats_lock, |
59 | seqcount_t *running, struct nlattr *opt); | |
1c0d32fd | 60 | void gen_kill_estimator(struct net_rate_estimator __rcu **ptr); |
8aae218f | 61 | int gen_replace_estimator(struct gnet_stats_basic_packed *bstats, |
22e0f8b9 | 62 | struct gnet_stats_basic_cpu __percpu *cpu_bstats, |
1c0d32fd | 63 | struct net_rate_estimator __rcu **ptr, |
edb09eb1 ED |
64 | spinlock_t *stats_lock, |
65 | seqcount_t *running, struct nlattr *opt); | |
1c0d32fd ED |
66 | bool gen_estimator_active(struct net_rate_estimator __rcu **ptr); |
67 | bool gen_estimator_read(struct net_rate_estimator __rcu **ptr, | |
68 | struct gnet_stats_rate_est64 *sample); | |
1da177e4 | 69 | #endif |