projects / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 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, | |
| 12 | __TCA_STATS_MAX, | |
| 13 | }; | |
| 14 | #define TCA_STATS_MAX (__TCA_STATS_MAX - 1) | |
| 15 | ||
| 16 | /** | |
| 17 | * struct gnet_stats_basic - byte/packet throughput statistics | |
| 18 | * @bytes: number of seen bytes | |
| 19 | * @packets: number of seen packets | |
| 20 | */ | |
| 21 | struct gnet_stats_basic | |
| 22 | { | |
| 23 | __u64 bytes; | |
| 24 | __u32 packets; | |
| 25 | }; | |
| 26 | ||
| 27 | /** | |
| 28 | * struct gnet_stats_rate_est - rate estimator | |
| 29 | * @bps: current byte rate | |
| 30 | * @pps: current packet rate | |
| 31 | */ | |
| 32 | struct gnet_stats_rate_est | |
| 33 | { | |
| 34 | __u32 bps; | |
| 35 | __u32 pps; | |
| 36 | }; | |
| 37 | ||
| 38 | /** | |
| 39 | * struct gnet_stats_queue - queuing statistics | |
| 40 | * @qlen: queue length | |
| 41 | * @backlog: backlog size of queue | |
| 42 | * @drops: number of dropped packets | |
| 43 | * @requeues: number of requeues | |
| 44 | * @overlimits: number of enqueues over the limit | |
| 45 | */ | |
| 46 | struct gnet_stats_queue | |
| 47 | { | |
| 48 | __u32 qlen; | |
| 49 | __u32 backlog; | |
| 50 | __u32 drops; | |
| 51 | __u32 requeues; | |
| 52 | __u32 overlimits; | |
| 53 | }; | |
| 54 | ||
| 55 | /** | |
| 56 | * struct gnet_estimator - rate estimator configuration | |
| 57 | * @interval: sampling period | |
| 58 | * @ewma_log: the log of measurement window weight | |
| 59 | */ | |
| 60 | struct gnet_estimator | |
| 61 | { | |
| 62 | signed char interval; | |
| 63 | unsigned char ewma_log; | |
| 64 | }; | |
| 65 | ||
| 66 | ||
| 67 | #endif /* __LINUX_GEN_STATS_H */ |