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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 "xyarray.h"
8#include "rblist.h"
9
10struct stats
11{
12 double n, mean, M2;
13 u64 max, min;
14};
15
16enum perf_stat_evsel_id {
17 PERF_STAT_EVSEL_ID__NONE = 0,
18 PERF_STAT_EVSEL_ID__CYCLES_IN_TX,
19 PERF_STAT_EVSEL_ID__TRANSACTION_START,
20 PERF_STAT_EVSEL_ID__ELISION_START,
21 PERF_STAT_EVSEL_ID__CYCLES_IN_TX_CP,
22 PERF_STAT_EVSEL_ID__TOPDOWN_TOTAL_SLOTS,
23 PERF_STAT_EVSEL_ID__TOPDOWN_SLOTS_ISSUED,
24 PERF_STAT_EVSEL_ID__TOPDOWN_SLOTS_RETIRED,
25 PERF_STAT_EVSEL_ID__TOPDOWN_FETCH_BUBBLES,
26 PERF_STAT_EVSEL_ID__TOPDOWN_RECOVERY_BUBBLES,
27 PERF_STAT_EVSEL_ID__SMI_NUM,
28 PERF_STAT_EVSEL_ID__APERF,
29 PERF_STAT_EVSEL_ID__MAX,
30};
31
32struct perf_stat_evsel {
33 struct stats res_stats[3];
34 enum perf_stat_evsel_id id;
35 u64 *group_data;
36};
37
38enum aggr_mode {
39 AGGR_NONE,
40 AGGR_GLOBAL,
41 AGGR_SOCKET,
42 AGGR_CORE,
43 AGGR_THREAD,
44 AGGR_UNSET,
45};
46
47enum {
48 CTX_BIT_USER = 1 << 0,
49 CTX_BIT_KERNEL = 1 << 1,
50 CTX_BIT_HV = 1 << 2,
51 CTX_BIT_HOST = 1 << 3,
52 CTX_BIT_IDLE = 1 << 4,
53 CTX_BIT_MAX = 1 << 5,
54};
55
56#define NUM_CTX CTX_BIT_MAX
57
58enum stat_type {
59 STAT_NONE = 0,
60 STAT_NSECS,
61 STAT_CYCLES,
62 STAT_STALLED_CYCLES_FRONT,
63 STAT_STALLED_CYCLES_BACK,
64 STAT_BRANCHES,
65 STAT_CACHEREFS,
66 STAT_L1_DCACHE,
67 STAT_L1_ICACHE,
68 STAT_LL_CACHE,
69 STAT_ITLB_CACHE,
70 STAT_DTLB_CACHE,
71 STAT_CYCLES_IN_TX,
72 STAT_TRANSACTION,
73 STAT_ELISION,
74 STAT_TOPDOWN_TOTAL_SLOTS,
75 STAT_TOPDOWN_SLOTS_ISSUED,
76 STAT_TOPDOWN_SLOTS_RETIRED,
77 STAT_TOPDOWN_FETCH_BUBBLES,
78 STAT_TOPDOWN_RECOVERY_BUBBLES,
79 STAT_SMI_NUM,
80 STAT_APERF,
81 STAT_MAX
82};
83
84struct runtime_stat {
85 struct rblist value_list;
86};
87
88struct perf_stat_config {
89 enum aggr_mode aggr_mode;
90 bool scale;
91 FILE *output;
92 unsigned int interval;
93 unsigned int timeout;
94 int times;
95 struct runtime_stat *stats;
96 int stats_num;
97};
98
99void update_stats(struct stats *stats, u64 val);
100double avg_stats(struct stats *stats);
101double stddev_stats(struct stats *stats);
102double rel_stddev_stats(double stddev, double avg);
103
104static inline void init_stats(struct stats *stats)
105{
106 stats->n = 0.0;
107 stats->mean = 0.0;
108 stats->M2 = 0.0;
109 stats->min = (u64) -1;
110 stats->max = 0;
111}
112
113struct perf_evsel;
114struct perf_evlist;
115
116struct perf_aggr_thread_value {
117 struct perf_evsel *counter;
118 int id;
119 double uval;
120 u64 val;
121 u64 run;
122 u64 ena;
123};
124
125bool __perf_evsel_stat__is(struct perf_evsel *evsel,
126 enum perf_stat_evsel_id id);
127
128#define perf_stat_evsel__is(evsel, id) \
129 __perf_evsel_stat__is(evsel, PERF_STAT_EVSEL_ID__ ## id)
130
131extern struct runtime_stat rt_stat;
132extern struct stats walltime_nsecs_stats;
133
134typedef void (*print_metric_t)(void *ctx, const char *color, const char *unit,
135 const char *fmt, double val);
136typedef void (*new_line_t )(void *ctx);
137
138void runtime_stat__init(struct runtime_stat *st);
139void runtime_stat__exit(struct runtime_stat *st);
140void perf_stat__init_shadow_stats(void);
141void perf_stat__reset_shadow_stats(void);
142void perf_stat__reset_shadow_per_stat(struct runtime_stat *st);
143void perf_stat__update_shadow_stats(struct perf_evsel *counter, u64 count,
144 int cpu, struct runtime_stat *st);
145struct perf_stat_output_ctx {
146 void *ctx;
147 print_metric_t print_metric;
148 new_line_t new_line;
149 bool force_header;
150};
151
152void perf_stat__print_shadow_stats(struct perf_evsel *evsel,
153 double avg, int cpu,
154 struct perf_stat_output_ctx *out,
155 struct rblist *metric_events,
156 struct runtime_stat *st);
157void perf_stat__collect_metric_expr(struct perf_evlist *);
158
159int perf_evlist__alloc_stats(struct perf_evlist *evlist, bool alloc_raw);
160void perf_evlist__free_stats(struct perf_evlist *evlist);
161void perf_evlist__reset_stats(struct perf_evlist *evlist);
162
163int perf_stat_process_counter(struct perf_stat_config *config,
164 struct perf_evsel *counter);
165struct perf_tool;
166union perf_event;
167struct perf_session;
168int perf_event__process_stat_event(struct perf_tool *tool,
169 union perf_event *event,
170 struct perf_session *session);
171
172size_t perf_event__fprintf_stat(union perf_event *event, FILE *fp);
173size_t perf_event__fprintf_stat_round(union perf_event *event, FILE *fp);
174size_t perf_event__fprintf_stat_config(union perf_event *event, FILE *fp);
175#endif
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#include "counts.h"
12
13struct perf_cpu_map;
14struct perf_stat_config;
15struct timespec;
16
17struct stats {
18 double n, mean, M2;
19 u64 max, min;
20};
21
22/* hold aggregated event info */
23struct perf_stat_aggr {
24 /* aggregated values */
25 struct perf_counts_values counts;
26 /* number of entries (CPUs) aggregated */
27 int nr;
28 /* whether any entry has failed to read/process event */
29 bool failed;
30 /* to mark this data is processed already */
31 bool used;
32};
33
34/* per-evsel event stats */
35struct perf_stat_evsel {
36 /* used for repeated runs */
37 struct stats res_stats;
38 /* number of allocated 'aggr' */
39 int nr_aggr;
40 /* aggregated event values */
41 struct perf_stat_aggr *aggr;
42 /* used for group read */
43 u64 *group_data;
44};
45
46enum aggr_mode {
47 AGGR_NONE,
48 AGGR_GLOBAL,
49 AGGR_SOCKET,
50 AGGR_DIE,
51 AGGR_CACHE,
52 AGGR_CORE,
53 AGGR_THREAD,
54 AGGR_UNSET,
55 AGGR_NODE,
56 AGGR_MAX
57};
58
59struct rusage_stats {
60 struct stats ru_utime_usec_stat;
61 struct stats ru_stime_usec_stat;
62};
63
64typedef struct aggr_cpu_id (*aggr_get_id_t)(struct perf_stat_config *config, struct perf_cpu cpu);
65
66struct perf_stat_config {
67 enum aggr_mode aggr_mode;
68 u32 aggr_level;
69 bool scale;
70 bool no_inherit;
71 bool identifier;
72 bool csv_output;
73 bool json_output;
74 bool interval_clear;
75 bool metric_only;
76 bool null_run;
77 bool ru_display;
78 bool big_num;
79 bool hybrid_merge;
80 bool walltime_run_table;
81 bool all_kernel;
82 bool all_user;
83 bool percore_show_thread;
84 bool summary;
85 bool no_csv_summary;
86 bool metric_no_group;
87 bool metric_no_merge;
88 bool metric_no_threshold;
89 bool stop_read_counter;
90 bool iostat_run;
91 char *user_requested_cpu_list;
92 bool system_wide;
93 FILE *output;
94 unsigned int interval;
95 unsigned int timeout;
96 unsigned int unit_width;
97 unsigned int metric_only_len;
98 int times;
99 int run_count;
100 int print_free_counters_hint;
101 int print_mixed_hw_group_error;
102 const char *csv_sep;
103 struct stats *walltime_nsecs_stats;
104 struct rusage ru_data;
105 struct rusage_stats *ru_stats;
106 struct cpu_aggr_map *aggr_map;
107 aggr_get_id_t aggr_get_id;
108 struct cpu_aggr_map *cpus_aggr_map;
109 u64 *walltime_run;
110 struct rblist metric_events;
111 int ctl_fd;
112 int ctl_fd_ack;
113 bool ctl_fd_close;
114 const char *cgroup_list;
115 unsigned int topdown_level;
116};
117
118void perf_stat__set_big_num(int set);
119void perf_stat__set_no_csv_summary(int set);
120
121void update_stats(struct stats *stats, u64 val);
122double avg_stats(struct stats *stats);
123double stddev_stats(struct stats *stats);
124double rel_stddev_stats(double stddev, double avg);
125
126static inline void init_stats(struct stats *stats)
127{
128 stats->n = 0.0;
129 stats->mean = 0.0;
130 stats->M2 = 0.0;
131 stats->min = (u64) -1;
132 stats->max = 0;
133}
134
135static inline void init_rusage_stats(struct rusage_stats *ru_stats) {
136 init_stats(&ru_stats->ru_utime_usec_stat);
137 init_stats(&ru_stats->ru_stime_usec_stat);
138}
139
140static inline void update_rusage_stats(struct rusage_stats *ru_stats, struct rusage* rusage) {
141 const u64 us_to_ns = 1000;
142 const u64 s_to_ns = 1000000000;
143 update_stats(&ru_stats->ru_utime_usec_stat,
144 (rusage->ru_utime.tv_usec * us_to_ns + rusage->ru_utime.tv_sec * s_to_ns));
145 update_stats(&ru_stats->ru_stime_usec_stat,
146 (rusage->ru_stime.tv_usec * us_to_ns + rusage->ru_stime.tv_sec * s_to_ns));
147}
148
149struct evsel;
150struct evlist;
151
152extern struct stats walltime_nsecs_stats;
153extern struct rusage_stats ru_stats;
154
155typedef void (*print_metric_t)(struct perf_stat_config *config,
156 void *ctx, const char *color, const char *unit,
157 const char *fmt, double val);
158typedef void (*new_line_t)(struct perf_stat_config *config, void *ctx);
159
160/* Used to print the display name of the Default metricgroup for now. */
161typedef void (*print_metricgroup_header_t)(struct perf_stat_config *config,
162 void *ctx, const char *metricgroup_name);
163
164void perf_stat__reset_shadow_stats(void);
165struct perf_stat_output_ctx {
166 void *ctx;
167 print_metric_t print_metric;
168 new_line_t new_line;
169 print_metricgroup_header_t print_metricgroup_header;
170 bool force_header;
171};
172
173void perf_stat__print_shadow_stats(struct perf_stat_config *config,
174 struct evsel *evsel,
175 double avg, int aggr_idx,
176 struct perf_stat_output_ctx *out,
177 struct rblist *metric_events);
178bool perf_stat__skip_metric_event(struct evsel *evsel,
179 struct rblist *metric_events,
180 u64 ena, u64 run);
181void *perf_stat__print_shadow_stats_metricgroup(struct perf_stat_config *config,
182 struct evsel *evsel,
183 int aggr_idx,
184 int *num,
185 void *from,
186 struct perf_stat_output_ctx *out,
187 struct rblist *metric_events);
188
189int evlist__alloc_stats(struct perf_stat_config *config,
190 struct evlist *evlist, bool alloc_raw);
191void evlist__free_stats(struct evlist *evlist);
192void evlist__reset_stats(struct evlist *evlist);
193void evlist__reset_prev_raw_counts(struct evlist *evlist);
194void evlist__copy_prev_raw_counts(struct evlist *evlist);
195void evlist__save_aggr_prev_raw_counts(struct evlist *evlist);
196
197int evlist__alloc_aggr_stats(struct evlist *evlist, int nr_aggr);
198void evlist__reset_aggr_stats(struct evlist *evlist);
199void evlist__copy_res_stats(struct perf_stat_config *config, struct evlist *evlist);
200
201int perf_stat_process_counter(struct perf_stat_config *config,
202 struct evsel *counter);
203void perf_stat_merge_counters(struct perf_stat_config *config, struct evlist *evlist);
204void perf_stat_process_percore(struct perf_stat_config *config, struct evlist *evlist);
205
206struct perf_tool;
207union perf_event;
208struct perf_session;
209struct target;
210
211int perf_event__process_stat_event(struct perf_session *session,
212 union perf_event *event);
213
214size_t perf_event__fprintf_stat(union perf_event *event, FILE *fp);
215size_t perf_event__fprintf_stat_round(union perf_event *event, FILE *fp);
216size_t perf_event__fprintf_stat_config(union perf_event *event, FILE *fp);
217
218int create_perf_stat_counter(struct evsel *evsel,
219 struct perf_stat_config *config,
220 struct target *target,
221 int cpu_map_idx);
222void evlist__print_counters(struct evlist *evlist, struct perf_stat_config *config,
223 struct target *_target, struct timespec *ts, int argc, const char **argv);
224
225struct metric_expr;
226double test_generic_metric(struct metric_expr *mexp, int aggr_idx);
227#endif