LXR linux/include/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_MAX,
  13};
  14#define TCA_STATS_MAX (__TCA_STATS_MAX - 1)
  15
  16/**
  17 * struct gnet_stats_basic - byte/packet throughput statistics
  18 * @bytes: number of seen bytes
  19 * @packets: number of seen packets
  20 */
  21struct gnet_stats_basic
  22{
  23        __u64   bytes;
  24        __u32   packets;
  25};
  26struct gnet_stats_basic_packed
  27{
  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{
  39        __u32   bps;
  40        __u32   pps;
  41};
  42
  43/**
  44 * struct gnet_stats_queue - queuing statistics
  45 * @qlen: queue length
  46 * @backlog: backlog size of queue
  47 * @drops: number of dropped packets
  48 * @requeues: number of requeues
  49 * @overlimits: number of enqueues over the limit
  50 */
  51struct gnet_stats_queue
  52{
  53        __u32   qlen;
  54        __u32   backlog;
  55        __u32   drops;
  56        __u32   requeues;
  57        __u32   overlimits;
  58};
  59
  60/**
  61 * struct gnet_estimator - rate estimator configuration
  62 * @interval: sampling period
  63 * @ewma_log: the log of measurement window weight
  64 */
  65struct gnet_estimator
  66{
  67        signed char     interval;
  68        unsigned char   ewma_log;
  69};
  70
  71
  72#endif /* __LINUX_GEN_STATS_H */
  73