stat.h (7493B)
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 12struct perf_cpu_map; 13struct perf_stat_config; 14struct timespec; 15 16struct stats { 17 double n, mean, M2; 18 u64 max, min; 19}; 20 21enum 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 45struct perf_stat_evsel { 46 struct stats res_stats[3]; 47 enum perf_stat_evsel_id id; 48 u64 *group_data; 49}; 50 51enum 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}; 61 62enum { 63 CTX_BIT_USER = 1 << 0, 64 CTX_BIT_KERNEL = 1 << 1, 65 CTX_BIT_HV = 1 << 2, 66 CTX_BIT_HOST = 1 << 3, 67 CTX_BIT_IDLE = 1 << 4, 68 CTX_BIT_MAX = 1 << 5, 69}; 70 71#define NUM_CTX CTX_BIT_MAX 72 73enum stat_type { 74 STAT_NONE = 0, 75 STAT_NSECS, 76 STAT_CYCLES, 77 STAT_STALLED_CYCLES_FRONT, 78 STAT_STALLED_CYCLES_BACK, 79 STAT_BRANCHES, 80 STAT_CACHEREFS, 81 STAT_L1_DCACHE, 82 STAT_L1_ICACHE, 83 STAT_LL_CACHE, 84 STAT_ITLB_CACHE, 85 STAT_DTLB_CACHE, 86 STAT_CYCLES_IN_TX, 87 STAT_TRANSACTION, 88 STAT_ELISION, 89 STAT_TOPDOWN_TOTAL_SLOTS, 90 STAT_TOPDOWN_SLOTS_ISSUED, 91 STAT_TOPDOWN_SLOTS_RETIRED, 92 STAT_TOPDOWN_FETCH_BUBBLES, 93 STAT_TOPDOWN_RECOVERY_BUBBLES, 94 STAT_TOPDOWN_RETIRING, 95 STAT_TOPDOWN_BAD_SPEC, 96 STAT_TOPDOWN_FE_BOUND, 97 STAT_TOPDOWN_BE_BOUND, 98 STAT_TOPDOWN_HEAVY_OPS, 99 STAT_TOPDOWN_BR_MISPREDICT, 100 STAT_TOPDOWN_FETCH_LAT, 101 STAT_TOPDOWN_MEM_BOUND, 102 STAT_SMI_NUM, 103 STAT_APERF, 104 STAT_MAX 105}; 106 107struct runtime_stat { 108 struct rblist value_list; 109}; 110 111struct rusage_stats { 112 struct stats ru_utime_usec_stat; 113 struct stats ru_stime_usec_stat; 114}; 115 116typedef struct aggr_cpu_id (*aggr_get_id_t)(struct perf_stat_config *config, struct perf_cpu cpu); 117 118struct perf_stat_config { 119 enum aggr_mode aggr_mode; 120 bool scale; 121 bool no_inherit; 122 bool identifier; 123 bool csv_output; 124 bool interval_clear; 125 bool metric_only; 126 bool null_run; 127 bool ru_display; 128 bool big_num; 129 bool no_merge; 130 bool hybrid_merge; 131 bool walltime_run_table; 132 bool all_kernel; 133 bool all_user; 134 bool percore_show_thread; 135 bool summary; 136 bool no_csv_summary; 137 bool metric_no_group; 138 bool metric_no_merge; 139 bool stop_read_counter; 140 bool quiet; 141 bool iostat_run; 142 FILE *output; 143 unsigned int interval; 144 unsigned int timeout; 145 int initial_delay; 146 unsigned int unit_width; 147 unsigned int metric_only_len; 148 int times; 149 int run_count; 150 int print_free_counters_hint; 151 int print_mixed_hw_group_error; 152 struct runtime_stat *stats; 153 int stats_num; 154 const char *csv_sep; 155 struct stats *walltime_nsecs_stats; 156 struct rusage ru_data; 157 struct rusage_stats *ru_stats; 158 struct cpu_aggr_map *aggr_map; 159 aggr_get_id_t aggr_get_id; 160 struct cpu_aggr_map *cpus_aggr_map; 161 u64 *walltime_run; 162 struct rblist metric_events; 163 int ctl_fd; 164 int ctl_fd_ack; 165 bool ctl_fd_close; 166 const char *cgroup_list; 167 unsigned int topdown_level; 168}; 169 170void perf_stat__set_big_num(int set); 171void perf_stat__set_no_csv_summary(int set); 172 173void update_stats(struct stats *stats, u64 val); 174double avg_stats(struct stats *stats); 175double stddev_stats(struct stats *stats); 176double rel_stddev_stats(double stddev, double avg); 177 178static inline void init_stats(struct stats *stats) 179{ 180 stats->n = 0.0; 181 stats->mean = 0.0; 182 stats->M2 = 0.0; 183 stats->min = (u64) -1; 184 stats->max = 0; 185} 186 187static inline void init_rusage_stats(struct rusage_stats *ru_stats) { 188 init_stats(&ru_stats->ru_utime_usec_stat); 189 init_stats(&ru_stats->ru_stime_usec_stat); 190} 191 192static inline void update_rusage_stats(struct rusage_stats *ru_stats, struct rusage* rusage) { 193 const u64 us_to_ns = 1000; 194 const u64 s_to_ns = 1000000000; 195 update_stats(&ru_stats->ru_utime_usec_stat, 196 (rusage->ru_utime.tv_usec * us_to_ns + rusage->ru_utime.tv_sec * s_to_ns)); 197 update_stats(&ru_stats->ru_stime_usec_stat, 198 (rusage->ru_stime.tv_usec * us_to_ns + rusage->ru_stime.tv_sec * s_to_ns)); 199} 200 201struct evsel; 202struct evlist; 203 204struct perf_aggr_thread_value { 205 struct evsel *counter; 206 struct aggr_cpu_id id; 207 double uval; 208 u64 val; 209 u64 run; 210 u64 ena; 211}; 212 213bool __perf_stat_evsel__is(struct evsel *evsel, enum perf_stat_evsel_id id); 214 215#define perf_stat_evsel__is(evsel, id) \ 216 __perf_stat_evsel__is(evsel, PERF_STAT_EVSEL_ID__ ## id) 217 218extern struct runtime_stat rt_stat; 219extern struct stats walltime_nsecs_stats; 220extern struct rusage_stats ru_stats; 221 222typedef void (*print_metric_t)(struct perf_stat_config *config, 223 void *ctx, const char *color, const char *unit, 224 const char *fmt, double val); 225typedef void (*new_line_t)(struct perf_stat_config *config, void *ctx); 226 227void runtime_stat__init(struct runtime_stat *st); 228void runtime_stat__exit(struct runtime_stat *st); 229void perf_stat__init_shadow_stats(void); 230void perf_stat__reset_shadow_stats(void); 231void perf_stat__reset_shadow_per_stat(struct runtime_stat *st); 232void perf_stat__update_shadow_stats(struct evsel *counter, u64 count, 233 int cpu_map_idx, struct runtime_stat *st); 234struct perf_stat_output_ctx { 235 void *ctx; 236 print_metric_t print_metric; 237 new_line_t new_line; 238 bool force_header; 239}; 240 241void perf_stat__print_shadow_stats(struct perf_stat_config *config, 242 struct evsel *evsel, 243 double avg, int cpu, 244 struct perf_stat_output_ctx *out, 245 struct rblist *metric_events, 246 struct runtime_stat *st); 247void perf_stat__collect_metric_expr(struct evlist *); 248 249int evlist__alloc_stats(struct evlist *evlist, bool alloc_raw); 250void evlist__free_stats(struct evlist *evlist); 251void evlist__reset_stats(struct evlist *evlist); 252void evlist__reset_prev_raw_counts(struct evlist *evlist); 253void evlist__copy_prev_raw_counts(struct evlist *evlist); 254void evlist__save_aggr_prev_raw_counts(struct evlist *evlist); 255 256int perf_stat_process_counter(struct perf_stat_config *config, 257 struct evsel *counter); 258struct perf_tool; 259union perf_event; 260struct perf_session; 261struct target; 262 263int perf_event__process_stat_event(struct perf_session *session, 264 union perf_event *event); 265 266size_t perf_event__fprintf_stat(union perf_event *event, FILE *fp); 267size_t perf_event__fprintf_stat_round(union perf_event *event, FILE *fp); 268size_t perf_event__fprintf_stat_config(union perf_event *event, FILE *fp); 269 270int create_perf_stat_counter(struct evsel *evsel, 271 struct perf_stat_config *config, 272 struct target *target, 273 int cpu_map_idx); 274void evlist__print_counters(struct evlist *evlist, struct perf_stat_config *config, 275 struct target *_target, struct timespec *ts, int argc, const char **argv); 276 277struct metric_expr; 278double test_generic_metric(struct metric_expr *mexp, int cpu_map_idx, struct runtime_stat *st); 279#endif