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_RATE_EST64, 13 TCA_STATS_PAD, 14 __TCA_STATS_MAX, 15 }; 16 #define TCA_STATS_MAX (__TCA_STATS_MAX - 1) 17 18 /** 19 * struct gnet_stats_basic - byte/packet throughput statistics 20 * @bytes: number of seen bytes 21 * @packets: number of seen packets 22 */ 23 struct gnet_stats_basic { 24 __u64 bytes; 25 __u32 packets; 26 }; 27 struct gnet_stats_basic_packed { 28 __u64 bytes; 29 __u32 packets; 30 } __attribute__ ((packed)); 31 32 /** 33 * struct gnet_stats_rate_est - rate estimator 34 * @bps: current byte rate 35 * @pps: current packet rate 36 */ 37 struct gnet_stats_rate_est { 38 __u32 bps; 39 __u32 pps; 40 }; 41 42 /** 43 * struct gnet_stats_rate_est64 - rate estimator 44 * @bps: current byte rate 45 * @pps: current packet rate 46 */ 47 struct gnet_stats_rate_est64 { 48 __u64 bps; 49 __u64 pps; 50 }; 51 52 /** 53 * struct gnet_stats_queue - queuing statistics 54 * @qlen: queue length 55 * @backlog: backlog size of queue 56 * @drops: number of dropped packets 57 * @requeues: number of requeues 58 * @overlimits: number of enqueues over the limit 59 */ 60 struct gnet_stats_queue { 61 __u32 qlen; 62 __u32 backlog; 63 __u32 drops; 64 __u32 requeues; 65 __u32 overlimits; 66 }; 67 68 /** 69 * struct gnet_estimator - rate estimator configuration 70 * @interval: sampling period 71 * @ewma_log: the log of measurement window weight 72 */ 73 struct gnet_estimator { 74 signed char interval; 75 unsigned char ewma_log; 76 }; 77 78 79 #endif /* __LINUX_GEN_STATS_H */ 80