LXR linux/include/uapi/linux/gen

   1#ifndef __LINUX_GEN_STATS_H
   2#define __LINUX_GEN_STATS_H
   3
   4#include <linux/types.h>
   5
   6enum {
   7        TCA_STATS_UNSPEC,
   8        TCA_STATS_BASIC,
   9        TCA_STATS_RATE_EST,
  10        TCA_STATS_QUEUE,
  11        TCA_STATS_APP,
  12        TCA_STATS_RATE_EST64,
  13        TCA_STATS_PAD,
  14        __TCA_STATS_MAX,
  15};
  16#define TCA_STATS_MAX (__TCA_STATS_MAX - 1)
  17
  18/**
  19 * struct gnet_stats_basic - byte/packet throughput statistics
  20 * @bytes: number of seen bytes
  21 * @packets: number of seen packets
  22 */
  23struct gnet_stats_basic {
  24        __u64   bytes;
  25        __u32   packets;
  26};
  27struct gnet_stats_basic_packed {
  28        __u64   bytes;
  29        __u32   packets;
  30} __attribute__ ((packed));
  31
  32/**
  33 * struct gnet_stats_rate_est - rate estimator
  34 * @bps: current byte rate
  35 * @pps: current packet rate
  36 */
  37struct gnet_stats_rate_est {
  38        __u32   bps;
  39        __u32   pps;
  40};
  41
  42/**
  43 * struct gnet_stats_rate_est64 - rate estimator
  44 * @bps: current byte rate
  45 * @pps: current packet rate
  46 */
  47struct gnet_stats_rate_est64 {
  48        __u64   bps;
  49        __u64   pps;
  50};
  51
  52/**
  53 * struct gnet_stats_queue - queuing statistics
  54 * @qlen: queue length
  55 * @backlog: backlog size of queue
  56 * @drops: number of dropped packets
  57 * @requeues: number of requeues
  58 * @overlimits: number of enqueues over the limit
  59 */
  60struct gnet_stats_queue {
  61        __u32   qlen;
  62        __u32   backlog;
  63        __u32   drops;
  64        __u32   requeues;
  65        __u32   overlimits;
  66};
  67
  68/**
  69 * struct gnet_estimator - rate estimator configuration
  70 * @interval: sampling period
  71 * @ewma_log: the log of measurement window weight
  72 */
  73struct gnet_estimator {
  74        signed char     interval;
  75        unsigned char   ewma_log;
  76};
  77
  78
  79#endif /* __LINUX_GEN_STATS_H */
  80