1 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
2 | #ifndef __LINUX_GEN_STATS_H |
3 | #define __LINUX_GEN_STATS_H |
4 | |
5 | #include <linux/types.h> |
6 | |
7 | enum { |
8 | TCA_STATS_UNSPEC, |
9 | TCA_STATS_BASIC, |
10 | TCA_STATS_RATE_EST, |
11 | TCA_STATS_QUEUE, |
12 | TCA_STATS_APP, |
13 | TCA_STATS_RATE_EST64, |
14 | TCA_STATS_PAD, |
15 | TCA_STATS_BASIC_HW, |
16 | TCA_STATS_PKT64, |
17 | __TCA_STATS_MAX, |
18 | }; |
19 | #define TCA_STATS_MAX (__TCA_STATS_MAX - 1) |
20 | |
21 | /** |
22 | * struct gnet_stats_basic - byte/packet throughput statistics |
23 | * @bytes: number of seen bytes |
24 | * @packets: number of seen packets |
25 | */ |
26 | struct gnet_stats_basic { |
27 | __u64 bytes; |
28 | __u32 packets; |
29 | }; |
30 | |
31 | /** |
32 | * struct gnet_stats_rate_est - rate estimator |
33 | * @bps: current byte rate |
34 | * @pps: current packet rate |
35 | */ |
36 | struct gnet_stats_rate_est { |
37 | __u32 bps; |
38 | __u32 pps; |
39 | }; |
40 | |
41 | /** |
42 | * struct gnet_stats_rate_est64 - rate estimator |
43 | * @bps: current byte rate |
44 | * @pps: current packet rate |
45 | */ |
46 | struct gnet_stats_rate_est64 { |
47 | __u64 bps; |
48 | __u64 pps; |
49 | }; |
50 | |
51 | /** |
52 | * struct gnet_stats_queue - queuing statistics |
53 | * @qlen: queue length |
54 | * @backlog: backlog size of queue |
55 | * @drops: number of dropped packets |
56 | * @requeues: number of requeues |
57 | * @overlimits: number of enqueues over the limit |
58 | */ |
59 | struct gnet_stats_queue { |
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 | signed char interval; |
74 | unsigned char ewma_log; |
75 | }; |
76 | |
77 | |
78 | #endif /* __LINUX_GEN_STATS_H */ |
79 | |