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