linux/include/net/gen_stats.h
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   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_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
  22extern int gnet_stats_start_copy(struct sk_buff *skb, int type,
  23                                 spinlock_t *lock, struct gnet_dump *d);
  24
  25extern 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
  29extern int gnet_stats_copy_basic(struct gnet_dump *d,
  30                                 struct gnet_stats_basic_packed *b);
  31extern 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);
  34extern int gnet_stats_copy_queue(struct gnet_dump *d,
  35                                 struct gnet_stats_queue *q);
  36extern int gnet_stats_copy_app(struct gnet_dump *d, void *st, int len);
  37
  38extern int gnet_stats_finish_copy(struct gnet_dump *d);
  39
  40extern 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);
  43extern void gen_kill_estimator(struct gnet_stats_basic_packed *bstats,
  44                               struct gnet_stats_rate_est *rate_est);
  45extern 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);
  48extern bool gen_estimator_active(const struct gnet_stats_basic_packed *bstats,
  49                                 const struct gnet_stats_rate_est *rate_est);
  50#endif
  51
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