| 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 | |
| 9 | struct gnet_dump { |
| 10 | spinlock_t * lock; |
| 11 | struct sk_buff * skb; |
| 12 | struct nlattr * tail; |
| 13 | |
| 14 | /* Backward compatibility */ |
| 15 | int compat_tc_stats; |
| 16 | int compat_xstats; |
| 17 | void * xstats; |
| 18 | int xstats_len; |
| 19 | struct tc_stats tc_stats; |
| 20 | }; |
| 21 | |
| 22 | extern int gnet_stats_start_copy(struct sk_buff *skb, int type, |
| 23 | spinlock_t *lock, struct gnet_dump *d); |
| 24 | |
| 25 | extern int gnet_stats_start_copy_compat(struct sk_buff *skb, int type, |
| 26 | int tc_stats_type,int xstats_type, |
| 27 | spinlock_t *lock, struct gnet_dump *d); |
| 28 | |
| 29 | extern int gnet_stats_copy_basic(struct gnet_dump *d, |
| 30 | struct gnet_stats_basic_packed *b); |
| 31 | extern int gnet_stats_copy_rate_est(struct gnet_dump *d, |
| 32 | const struct gnet_stats_basic_packed *b, |
| 33 | struct gnet_stats_rate_est *r); |
| 34 | extern int gnet_stats_copy_queue(struct gnet_dump *d, |
| 35 | struct gnet_stats_queue *q); |
| 36 | extern int gnet_stats_copy_app(struct gnet_dump *d, void *st, int len); |
| 37 | |
| 38 | extern int gnet_stats_finish_copy(struct gnet_dump *d); |
| 39 | |
| 40 | extern int gen_new_estimator(struct gnet_stats_basic_packed *bstats, |
| 41 | struct gnet_stats_rate_est *rate_est, |
| 42 | spinlock_t *stats_lock, struct nlattr *opt); |
| 43 | extern void gen_kill_estimator(struct gnet_stats_basic_packed *bstats, |
| 44 | struct gnet_stats_rate_est *rate_est); |
| 45 | extern int gen_replace_estimator(struct gnet_stats_basic_packed *bstats, |
| 46 | struct gnet_stats_rate_est *rate_est, |
| 47 | spinlock_t *stats_lock, struct nlattr *opt); |
| 48 | extern bool gen_estimator_active(const struct gnet_stats_basic_packed *bstats, |
| 49 | const struct gnet_stats_rate_est *rate_est); |
| 50 | #endif |