linux-headers (unknown)
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 */
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