summaryrefslogtreecommitdiff
path: root/include/uapi/linux/gen_stats.h
blob: 852f234f1fd634b5d4d5444fc8e2f2e45c4f0839 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_GEN_STATS_H
#define __LINUX_GEN_STATS_H

#include <linux/types.h>

enum {
	TCA_STATS_UNSPEC,
	TCA_STATS_BASIC,
	TCA_STATS_RATE_EST,
	TCA_STATS_QUEUE,
	TCA_STATS_APP,
	TCA_STATS_RATE_EST64,
	TCA_STATS_PAD,
	TCA_STATS_BASIC_HW,
	TCA_STATS_PKT64,
	__TCA_STATS_MAX,
};
#define TCA_STATS_MAX (__TCA_STATS_MAX - 1)

/**
 * struct gnet_stats_basic - byte/packet throughput statistics
 * @bytes: number of seen bytes
 * @packets: number of seen packets
 */
struct gnet_stats_basic {
	__u64	bytes;
	__u32	packets;
};

/**
 * struct gnet_stats_rate_est - rate estimator
 * @bps: current byte rate
 * @pps: current packet rate
 */
struct gnet_stats_rate_est {
	__u32	bps;
	__u32	pps;
};

/**
 * struct gnet_stats_rate_est64 - rate estimator
 * @bps: current byte rate
 * @pps: current packet rate
 */
struct gnet_stats_rate_est64 {
	__u64	bps;
	__u64	pps;
};

/**
 * struct gnet_stats_queue - queuing statistics
 * @qlen: queue length
 * @backlog: backlog size of queue
 * @drops: number of dropped packets
 * @requeues: number of requeues
 * @overlimits: number of enqueues over the limit
 */
struct gnet_stats_queue {
	__u32	qlen;
	__u32	backlog;
	__u32	drops;
	__u32	requeues;
	__u32	overlimits;
};

/**
 * struct gnet_estimator - rate estimator configuration
 * @interval: sampling period
 * @ewma_log: the log of measurement window weight
 */
struct gnet_estimator {
	signed char	interval;
	unsigned char	ewma_log;
};


#endif /* __LINUX_GEN_STATS_H */