1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef __PERF_STATS_H 3 #define __PERF_STATS_H 4 5 #include <linux/types.h> 6 #include <stdio.h> 7 #include <sys/types.h> 8 #include <sys/resource.h> 9 #include "cpumap.h" 10 #include "rblist.h" 11 12 struct perf_cpu_map; 13 struct perf_stat_config; 14 struct timespec; 15 16 struct stats { 17 double n, mean, M2; 18 u64 max, min; 19 }; 20 21 enum perf_stat_evsel_id { 22 PERF_STAT_EVSEL_ID__NONE = 0, 23 PERF_STAT_EVSEL_ID__CYCLES_IN_TX, 24 PERF_STAT_EVSEL_ID__TRANSACTION_START, 25 PERF_STAT_EVSEL_ID__ELISION_START, 26 PERF_STAT_EVSEL_ID__CYCLES_IN_TX_CP, 27 PERF_STAT_EVSEL_ID__TOPDOWN_TOTAL_SLOTS, 28 PERF_STAT_EVSEL_ID__TOPDOWN_SLOTS_ISSUED, 29 PERF_STAT_EVSEL_ID__TOPDOWN_SLOTS_RETIRED, 30 PERF_STAT_EVSEL_ID__TOPDOWN_FETCH_BUBBLES, 31 PERF_STAT_EVSEL_ID__TOPDOWN_RECOVERY_BUBBLES, 32 PERF_STAT_EVSEL_ID__TOPDOWN_RETIRING, 33 PERF_STAT_EVSEL_ID__TOPDOWN_BAD_SPEC, 34 PERF_STAT_EVSEL_ID__TOPDOWN_FE_BOUND, 35 PERF_STAT_EVSEL_ID__TOPDOWN_BE_BOUND, 36 PERF_STAT_EVSEL_ID__TOPDOWN_HEAVY_OPS, 37 PERF_STAT_EVSEL_ID__TOPDOWN_BR_MISPREDICT, 38 PERF_STAT_EVSEL_ID__TOPDOWN_FETCH_LAT, 39 PERF_STAT_EVSEL_ID__TOPDOWN_MEM_BOUND, 40 PERF_STAT_EVSEL_ID__SMI_NUM, 41 PERF_STAT_EVSEL_ID__APERF, 42 PERF_STAT_EVSEL_ID__MAX, 43 }; 44 45 struct perf_stat_evsel { 46 struct stats res_stats; 47 enum perf_stat_evsel_id id; 48 u64 *group_data; 49 }; 50 51 enum aggr_mode { 52 AGGR_NONE, 53 AGGR_GLOBAL, 54 AGGR_SOCKET, 55 AGGR_DIE, 56 AGGR_CORE, 57 AGGR_THREAD, 58 AGGR_UNSET, 59 AGGR_NODE, 60 AGGR_MAX 61 }; 62 63 enum { 64 CTX_BIT_USER = 1 << 0, 65 CTX_BIT_KERNEL = 1 << 1, 66 CTX_BIT_HV = 1 << 2, 67 CTX_BIT_HOST = 1 << 3, 68 CTX_BIT_IDLE = 1 << 4, 69 CTX_BIT_MAX = 1 << 5, 70 }; 71 72 #define NUM_CTX CTX_BIT_MAX 73 74 enum stat_type { 75 STAT_NONE = 0, 76 STAT_NSECS, 77 STAT_CYCLES, 78 STAT_STALLED_CYCLES_FRONT, 79 STAT_STALLED_CYCLES_BACK, 80 STAT_BRANCHES, 81 STAT_CACHEREFS, 82 STAT_L1_DCACHE, 83 STAT_L1_ICACHE, 84 STAT_LL_CACHE, 85 STAT_ITLB_CACHE, 86 STAT_DTLB_CACHE, 87 STAT_CYCLES_IN_TX, 88 STAT_TRANSACTION, 89 STAT_ELISION, 90 STAT_TOPDOWN_TOTAL_SLOTS, 91 STAT_TOPDOWN_SLOTS_ISSUED, 92 STAT_TOPDOWN_SLOTS_RETIRED, 93 STAT_TOPDOWN_FETCH_BUBBLES, 94 STAT_TOPDOWN_RECOVERY_BUBBLES, 95 STAT_TOPDOWN_RETIRING, 96 STAT_TOPDOWN_BAD_SPEC, 97 STAT_TOPDOWN_FE_BOUND, 98 STAT_TOPDOWN_BE_BOUND, 99 STAT_TOPDOWN_HEAVY_OPS, 100 STAT_TOPDOWN_BR_MISPREDICT, 101 STAT_TOPDOWN_FETCH_LAT, 102 STAT_TOPDOWN_MEM_BOUND, 103 STAT_SMI_NUM, 104 STAT_APERF, 105 STAT_MAX 106 }; 107 108 struct runtime_stat { 109 struct rblist value_list; 110 }; 111 112 struct rusage_stats { 113 struct stats ru_utime_usec_stat; 114 struct stats ru_stime_usec_stat; 115 }; 116 117 typedef struct aggr_cpu_id (*aggr_get_id_t)(struct perf_stat_config *config, struct perf_cpu cpu); 118 119 struct perf_stat_config { 120 enum aggr_mode aggr_mode; 121 bool scale; 122 bool no_inherit; 123 bool identifier; 124 bool csv_output; 125 bool json_output; 126 bool interval_clear; 127 bool metric_only; 128 bool null_run; 129 bool ru_display; 130 bool big_num; 131 bool no_merge; 132 bool hybrid_merge; 133 bool walltime_run_table; 134 bool all_kernel; 135 bool all_user; 136 bool percore_show_thread; 137 bool summary; 138 bool no_csv_summary; 139 bool metric_no_group; 140 bool metric_no_merge; 141 bool stop_read_counter; 142 bool quiet; 143 bool iostat_run; 144 char *user_requested_cpu_list; 145 bool system_wide; 146 FILE *output; 147 unsigned int interval; 148 unsigned int timeout; 149 int initial_delay; 150 unsigned int unit_width; 151 unsigned int metric_only_len; 152 int times; 153 int run_count; 154 int print_free_counters_hint; 155 int print_mixed_hw_group_error; 156 const char *csv_sep; 157 struct stats *walltime_nsecs_stats; 158 struct rusage ru_data; 159 struct rusage_stats *ru_stats; 160 struct cpu_aggr_map *aggr_map; 161 aggr_get_id_t aggr_get_id; 162 struct cpu_aggr_map *cpus_aggr_map; 163 u64 *walltime_run; 164 struct rblist metric_events; 165 int ctl_fd; 166 int ctl_fd_ack; 167 bool ctl_fd_close; 168 const char *cgroup_list; 169 unsigned int topdown_level; 170 }; 171 172 void perf_stat__set_big_num(int set); 173 void perf_stat__set_no_csv_summary(int set); 174 175 void update_stats(struct stats *stats, u64 val); 176 double avg_stats(struct stats *stats); 177 double stddev_stats(struct stats *stats); 178 double rel_stddev_stats(double stddev, double avg); 179 180 static inline void init_stats(struct stats *stats) 181 { 182 stats->n = 0.0; 183 stats->mean = 0.0; 184 stats->M2 = 0.0; 185 stats->min = (u64) -1; 186 stats->max = 0; 187 } 188 189 static inline void init_rusage_stats(struct rusage_stats *ru_stats) { 190 init_stats(&ru_stats->ru_utime_usec_stat); 191 init_stats(&ru_stats->ru_stime_usec_stat); 192 } 193 194 static inline void update_rusage_stats(struct rusage_stats *ru_stats, struct rusage* rusage) { 195 const u64 us_to_ns = 1000; 196 const u64 s_to_ns = 1000000000; 197 update_stats(&ru_stats->ru_utime_usec_stat, 198 (rusage->ru_utime.tv_usec * us_to_ns + rusage->ru_utime.tv_sec * s_to_ns)); 199 update_stats(&ru_stats->ru_stime_usec_stat, 200 (rusage->ru_stime.tv_usec * us_to_ns + rusage->ru_stime.tv_sec * s_to_ns)); 201 } 202 203 struct evsel; 204 struct evlist; 205 206 struct perf_aggr_thread_value { 207 struct evsel *counter; 208 struct aggr_cpu_id id; 209 double uval; 210 u64 val; 211 u64 run; 212 u64 ena; 213 }; 214 215 bool __perf_stat_evsel__is(struct evsel *evsel, enum perf_stat_evsel_id id); 216 217 #define perf_stat_evsel__is(evsel, id) \ 218 __perf_stat_evsel__is(evsel, PERF_STAT_EVSEL_ID__ ## id) 219 220 extern struct runtime_stat rt_stat; 221 extern struct stats walltime_nsecs_stats; 222 extern struct rusage_stats ru_stats; 223 224 typedef void (*print_metric_t)(struct perf_stat_config *config, 225 void *ctx, const char *color, const char *unit, 226 const char *fmt, double val); 227 typedef void (*new_line_t)(struct perf_stat_config *config, void *ctx); 228 229 void runtime_stat__init(struct runtime_stat *st); 230 void runtime_stat__exit(struct runtime_stat *st); 231 void perf_stat__init_shadow_stats(void); 232 void perf_stat__reset_shadow_stats(void); 233 void perf_stat__reset_shadow_per_stat(struct runtime_stat *st); 234 void perf_stat__update_shadow_stats(struct evsel *counter, u64 count, 235 int map_idx, struct runtime_stat *st); 236 struct perf_stat_output_ctx { 237 void *ctx; 238 print_metric_t print_metric; 239 new_line_t new_line; 240 bool force_header; 241 }; 242 243 void perf_stat__print_shadow_stats(struct perf_stat_config *config, 244 struct evsel *evsel, 245 double avg, int map_idx, 246 struct perf_stat_output_ctx *out, 247 struct rblist *metric_events, 248 struct runtime_stat *st); 249 void perf_stat__collect_metric_expr(struct evlist *); 250 251 int evlist__alloc_stats(struct evlist *evlist, bool alloc_raw); 252 void evlist__free_stats(struct evlist *evlist); 253 void evlist__reset_stats(struct evlist *evlist); 254 void evlist__reset_prev_raw_counts(struct evlist *evlist); 255 void evlist__copy_prev_raw_counts(struct evlist *evlist); 256 void evlist__save_aggr_prev_raw_counts(struct evlist *evlist); 257 258 int perf_stat_process_counter(struct perf_stat_config *config, 259 struct evsel *counter); 260 struct perf_tool; 261 union perf_event; 262 struct perf_session; 263 struct target; 264 265 int perf_event__process_stat_event(struct perf_session *session, 266 union perf_event *event); 267 268 size_t perf_event__fprintf_stat(union perf_event *event, FILE *fp); 269 size_t perf_event__fprintf_stat_round(union perf_event *event, FILE *fp); 270 size_t perf_event__fprintf_stat_config(union perf_event *event, FILE *fp); 271 272 int create_perf_stat_counter(struct evsel *evsel, 273 struct perf_stat_config *config, 274 struct target *target, 275 int cpu_map_idx); 276 void evlist__print_counters(struct evlist *evlist, struct perf_stat_config *config, 277 struct target *_target, struct timespec *ts, int argc, const char **argv); 278 279 struct metric_expr; 280 double test_generic_metric(struct metric_expr *mexp, int map_idx, struct runtime_stat *st); 281 #endif 282