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1da177e4 LT |
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, | |
45203a3b | 12 | TCA_STATS_RATE_EST64, |
1da177e4 LT |
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 | */ | |
d94d9fee | 22 | struct gnet_stats_basic { |
c1a8f1f1 ED |
23 | __u64 bytes; |
24 | __u32 packets; | |
25 | }; | |
d94d9fee | 26 | struct gnet_stats_basic_packed { |
1da177e4 LT |
27 | __u64 bytes; |
28 | __u32 packets; | |
5e140dfc | 29 | } __attribute__ ((packed)); |
1da177e4 LT |
30 | |
31 | /** | |
32 | * struct gnet_stats_rate_est - rate estimator | |
33 | * @bps: current byte rate | |
34 | * @pps: current packet rate | |
35 | */ | |
d94d9fee | 36 | struct gnet_stats_rate_est { |
1da177e4 LT |
37 | __u32 bps; |
38 | __u32 pps; | |
39 | }; | |
40 | ||
45203a3b ED |
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 | ||
1da177e4 LT |
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 | */ | |
d94d9fee | 59 | struct gnet_stats_queue { |
1da177e4 LT |
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 | */ | |
d94d9fee | 72 | struct gnet_estimator { |
1da177e4 LT |
73 | signed char interval; |
74 | unsigned char ewma_log; | |
75 | }; | |
76 | ||
77 | ||
78 | #endif /* __LINUX_GEN_STATS_H */ |