1 /* SPDX-License-Identifier: GPL-2.0 */
5 #include <linux/types.h>
8 #include <sys/resource.h>
14 struct perf_stat_config;
22 /* hold aggregated event info */
23 struct perf_stat_aggr {
24 /* aggregated values */
25 struct perf_counts_values counts;
26 /* number of entries (CPUs) aggregated */
28 /* whether any entry has failed to read/process event */
30 /* to mark this data is processed already */
34 /* per-evsel event stats */
35 struct perf_stat_evsel {
36 /* used for repeated runs */
37 struct stats res_stats;
38 /* number of allocated 'aggr' */
40 /* aggregated event values */
41 struct perf_stat_aggr *aggr;
42 /* used for group read */
59 struct stats ru_utime_usec_stat;
60 struct stats ru_stime_usec_stat;
63 typedef struct aggr_cpu_id (*aggr_get_id_t)(struct perf_stat_config *config, struct perf_cpu cpu);
65 struct perf_stat_config {
66 enum aggr_mode aggr_mode;
79 bool walltime_run_table;
82 bool percore_show_thread;
87 bool metric_no_threshold;
88 bool stop_read_counter;
90 char *user_requested_cpu_list;
93 unsigned int interval;
95 unsigned int unit_width;
96 unsigned int metric_only_len;
99 int print_free_counters_hint;
100 int print_mixed_hw_group_error;
102 struct stats *walltime_nsecs_stats;
103 struct rusage ru_data;
104 struct rusage_stats *ru_stats;
105 struct cpu_aggr_map *aggr_map;
106 aggr_get_id_t aggr_get_id;
107 struct cpu_aggr_map *cpus_aggr_map;
109 struct rblist metric_events;
113 const char *cgroup_list;
114 unsigned int topdown_level;
117 void perf_stat__set_big_num(int set);
118 void perf_stat__set_no_csv_summary(int set);
120 void update_stats(struct stats *stats, u64 val);
121 double avg_stats(struct stats *stats);
122 double stddev_stats(struct stats *stats);
123 double rel_stddev_stats(double stddev, double avg);
125 static inline void init_stats(struct stats *stats)
130 stats->min = (u64) -1;
134 static inline void init_rusage_stats(struct rusage_stats *ru_stats) {
135 init_stats(&ru_stats->ru_utime_usec_stat);
136 init_stats(&ru_stats->ru_stime_usec_stat);
139 static inline void update_rusage_stats(struct rusage_stats *ru_stats, struct rusage* rusage) {
140 const u64 us_to_ns = 1000;
141 const u64 s_to_ns = 1000000000;
142 update_stats(&ru_stats->ru_utime_usec_stat,
143 (rusage->ru_utime.tv_usec * us_to_ns + rusage->ru_utime.tv_sec * s_to_ns));
144 update_stats(&ru_stats->ru_stime_usec_stat,
145 (rusage->ru_stime.tv_usec * us_to_ns + rusage->ru_stime.tv_sec * s_to_ns));
151 extern struct stats walltime_nsecs_stats;
152 extern struct rusage_stats ru_stats;
154 typedef void (*print_metric_t)(struct perf_stat_config *config,
155 void *ctx, const char *color, const char *unit,
156 const char *fmt, double val);
157 typedef void (*new_line_t)(struct perf_stat_config *config, void *ctx);
159 void perf_stat__reset_shadow_stats(void);
160 struct perf_stat_output_ctx {
162 print_metric_t print_metric;
167 void perf_stat__print_shadow_stats(struct perf_stat_config *config,
169 double avg, int aggr_idx,
170 struct perf_stat_output_ctx *out,
171 struct rblist *metric_events);
173 int evlist__alloc_stats(struct perf_stat_config *config,
174 struct evlist *evlist, bool alloc_raw);
175 void evlist__free_stats(struct evlist *evlist);
176 void evlist__reset_stats(struct evlist *evlist);
177 void evlist__reset_prev_raw_counts(struct evlist *evlist);
178 void evlist__copy_prev_raw_counts(struct evlist *evlist);
179 void evlist__save_aggr_prev_raw_counts(struct evlist *evlist);
181 int evlist__alloc_aggr_stats(struct evlist *evlist, int nr_aggr);
182 void evlist__reset_aggr_stats(struct evlist *evlist);
184 int perf_stat_process_counter(struct perf_stat_config *config,
185 struct evsel *counter);
186 void perf_stat_merge_counters(struct perf_stat_config *config, struct evlist *evlist);
187 void perf_stat_process_percore(struct perf_stat_config *config, struct evlist *evlist);
194 int perf_event__process_stat_event(struct perf_session *session,
195 union perf_event *event);
197 size_t perf_event__fprintf_stat(union perf_event *event, FILE *fp);
198 size_t perf_event__fprintf_stat_round(union perf_event *event, FILE *fp);
199 size_t perf_event__fprintf_stat_config(union perf_event *event, FILE *fp);
201 int create_perf_stat_counter(struct evsel *evsel,
202 struct perf_stat_config *config,
203 struct target *target,
205 void evlist__print_counters(struct evlist *evlist, struct perf_stat_config *config,
206 struct target *_target, struct timespec *ts, int argc, const char **argv);
209 double test_generic_metric(struct metric_expr *mexp, int aggr_idx);