include/net/gen_stats.h

   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 int gnet_stats_start_copy(struct sk_buff *skb, int type, spinlock_t *lock,
  23                           struct gnet_dump *d);
  24
  25 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 int gnet_stats_copy_basic(struct gnet_dump *d,
  30                           struct gnet_stats_basic_packed *b);
  31 int gnet_stats_copy_rate_est(struct gnet_dump *d,
  32                              const struct gnet_stats_basic_packed *b,
  33                              struct gnet_stats_rate_est64 *r);
  34 int gnet_stats_copy_queue(struct gnet_dump *d, struct gnet_stats_queue *q);
  35 int gnet_stats_copy_app(struct gnet_dump *d, void *st, int len);
  36
  37 int gnet_stats_finish_copy(struct gnet_dump *d);
  38
  39 int gen_new_estimator(struct gnet_stats_basic_packed *bstats,
  40                       struct gnet_stats_rate_est64 *rate_est,
  41                       spinlock_t *stats_lock, struct nlattr *opt);
  42 void gen_kill_estimator(struct gnet_stats_basic_packed *bstats,
  43                         struct gnet_stats_rate_est64 *rate_est);
  44 int gen_replace_estimator(struct gnet_stats_basic_packed *bstats,
  45                           struct gnet_stats_rate_est64 *rate_est,
  46                           spinlock_t *stats_lock, struct nlattr *opt);
  47 bool gen_estimator_active(const struct gnet_stats_basic_packed *bstats,
  48                           const struct gnet_stats_rate_est64 *rate_est);
  49 #endif