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- /* SPDX-License-Identifier: GPL-2.0 */
- #ifndef __PERF_STATS_H
- #define __PERF_STATS_H
- #include <linux/types.h>
- #include <stdio.h>
- #include <sys/types.h>
- #include <sys/resource.h>
- #include "rblist.h"
- struct perf_cpu_map;
- struct perf_stat_config;
- struct timespec;
- struct stats {
- double n, mean, M2;
- u64 max, min;
- };
- enum perf_stat_evsel_id {
- PERF_STAT_EVSEL_ID__NONE = 0,
- PERF_STAT_EVSEL_ID__CYCLES_IN_TX,
- PERF_STAT_EVSEL_ID__TRANSACTION_START,
- PERF_STAT_EVSEL_ID__ELISION_START,
- PERF_STAT_EVSEL_ID__CYCLES_IN_TX_CP,
- PERF_STAT_EVSEL_ID__TOPDOWN_TOTAL_SLOTS,
- PERF_STAT_EVSEL_ID__TOPDOWN_SLOTS_ISSUED,
- PERF_STAT_EVSEL_ID__TOPDOWN_SLOTS_RETIRED,
- PERF_STAT_EVSEL_ID__TOPDOWN_FETCH_BUBBLES,
- PERF_STAT_EVSEL_ID__TOPDOWN_RECOVERY_BUBBLES,
- PERF_STAT_EVSEL_ID__TOPDOWN_RETIRING,
- PERF_STAT_EVSEL_ID__TOPDOWN_BAD_SPEC,
- PERF_STAT_EVSEL_ID__TOPDOWN_FE_BOUND,
- PERF_STAT_EVSEL_ID__TOPDOWN_BE_BOUND,
- PERF_STAT_EVSEL_ID__SMI_NUM,
- PERF_STAT_EVSEL_ID__APERF,
- PERF_STAT_EVSEL_ID__MAX,
- };
- struct perf_stat_evsel {
- struct stats res_stats[3];
- enum perf_stat_evsel_id id;
- u64 *group_data;
- };
- enum aggr_mode {
- AGGR_NONE,
- AGGR_GLOBAL,
- AGGR_SOCKET,
- AGGR_DIE,
- AGGR_CORE,
- AGGR_THREAD,
- AGGR_UNSET,
- AGGR_NODE,
- };
- enum {
- CTX_BIT_USER = 1 << 0,
- CTX_BIT_KERNEL = 1 << 1,
- CTX_BIT_HV = 1 << 2,
- CTX_BIT_HOST = 1 << 3,
- CTX_BIT_IDLE = 1 << 4,
- CTX_BIT_MAX = 1 << 5,
- };
- #define NUM_CTX CTX_BIT_MAX
- enum stat_type {
- STAT_NONE = 0,
- STAT_NSECS,
- STAT_CYCLES,
- STAT_STALLED_CYCLES_FRONT,
- STAT_STALLED_CYCLES_BACK,
- STAT_BRANCHES,
- STAT_CACHEREFS,
- STAT_L1_DCACHE,
- STAT_L1_ICACHE,
- STAT_LL_CACHE,
- STAT_ITLB_CACHE,
- STAT_DTLB_CACHE,
- STAT_CYCLES_IN_TX,
- STAT_TRANSACTION,
- STAT_ELISION,
- STAT_TOPDOWN_TOTAL_SLOTS,
- STAT_TOPDOWN_SLOTS_ISSUED,
- STAT_TOPDOWN_SLOTS_RETIRED,
- STAT_TOPDOWN_FETCH_BUBBLES,
- STAT_TOPDOWN_RECOVERY_BUBBLES,
- STAT_TOPDOWN_RETIRING,
- STAT_TOPDOWN_BAD_SPEC,
- STAT_TOPDOWN_FE_BOUND,
- STAT_TOPDOWN_BE_BOUND,
- STAT_SMI_NUM,
- STAT_APERF,
- STAT_MAX
- };
- struct runtime_stat {
- struct rblist value_list;
- };
- typedef int (*aggr_get_id_t)(struct perf_stat_config *config,
- struct perf_cpu_map *m, int cpu);
- struct perf_stat_config {
- enum aggr_mode aggr_mode;
- bool scale;
- bool no_inherit;
- bool identifier;
- bool csv_output;
- bool interval_clear;
- bool metric_only;
- bool null_run;
- bool ru_display;
- bool big_num;
- bool no_merge;
- bool walltime_run_table;
- bool all_kernel;
- bool all_user;
- bool percore_show_thread;
- bool summary;
- bool metric_no_group;
- bool metric_no_merge;
- bool stop_read_counter;
- FILE *output;
- unsigned int interval;
- unsigned int timeout;
- int initial_delay;
- unsigned int unit_width;
- unsigned int metric_only_len;
- int times;
- int run_count;
- int print_free_counters_hint;
- int print_mixed_hw_group_error;
- struct runtime_stat *stats;
- int stats_num;
- const char *csv_sep;
- struct stats *walltime_nsecs_stats;
- struct rusage ru_data;
- struct perf_cpu_map *aggr_map;
- aggr_get_id_t aggr_get_id;
- struct perf_cpu_map *cpus_aggr_map;
- u64 *walltime_run;
- struct rblist metric_events;
- int ctl_fd;
- int ctl_fd_ack;
- bool ctl_fd_close;
- const char *cgroup_list;
- };
- void perf_stat__set_big_num(int set);
- void update_stats(struct stats *stats, u64 val);
- double avg_stats(struct stats *stats);
- double stddev_stats(struct stats *stats);
- double rel_stddev_stats(double stddev, double avg);
- static inline void init_stats(struct stats *stats)
- {
- stats->n = 0.0;
- stats->mean = 0.0;
- stats->M2 = 0.0;
- stats->min = (u64) -1;
- stats->max = 0;
- }
- struct evsel;
- struct evlist;
- struct perf_aggr_thread_value {
- struct evsel *counter;
- int id;
- double uval;
- u64 val;
- u64 run;
- u64 ena;
- };
- bool __perf_evsel_stat__is(struct evsel *evsel,
- enum perf_stat_evsel_id id);
- #define perf_stat_evsel__is(evsel, id) \
- __perf_evsel_stat__is(evsel, PERF_STAT_EVSEL_ID__ ## id)
- extern struct runtime_stat rt_stat;
- extern struct stats walltime_nsecs_stats;
- typedef void (*print_metric_t)(struct perf_stat_config *config,
- void *ctx, const char *color, const char *unit,
- const char *fmt, double val);
- typedef void (*new_line_t)(struct perf_stat_config *config, void *ctx);
- void runtime_stat__init(struct runtime_stat *st);
- void runtime_stat__exit(struct runtime_stat *st);
- void perf_stat__init_shadow_stats(void);
- void perf_stat__reset_shadow_stats(void);
- void perf_stat__reset_shadow_per_stat(struct runtime_stat *st);
- void perf_stat__update_shadow_stats(struct evsel *counter, u64 count,
- int cpu, struct runtime_stat *st);
- struct perf_stat_output_ctx {
- void *ctx;
- print_metric_t print_metric;
- new_line_t new_line;
- bool force_header;
- };
- void perf_stat__print_shadow_stats(struct perf_stat_config *config,
- struct evsel *evsel,
- double avg, int cpu,
- struct perf_stat_output_ctx *out,
- struct rblist *metric_events,
- struct runtime_stat *st);
- void perf_stat__collect_metric_expr(struct evlist *);
- int perf_evlist__alloc_stats(struct evlist *evlist, bool alloc_raw);
- void perf_evlist__free_stats(struct evlist *evlist);
- void perf_evlist__reset_stats(struct evlist *evlist);
- void perf_evlist__reset_prev_raw_counts(struct evlist *evlist);
- void perf_evlist__copy_prev_raw_counts(struct evlist *evlist);
- void perf_evlist__save_aggr_prev_raw_counts(struct evlist *evlist);
- int perf_stat_process_counter(struct perf_stat_config *config,
- struct evsel *counter);
- struct perf_tool;
- union perf_event;
- struct perf_session;
- struct target;
- int perf_event__process_stat_event(struct perf_session *session,
- union perf_event *event);
- size_t perf_event__fprintf_stat(union perf_event *event, FILE *fp);
- size_t perf_event__fprintf_stat_round(union perf_event *event, FILE *fp);
- size_t perf_event__fprintf_stat_config(union perf_event *event, FILE *fp);
- int create_perf_stat_counter(struct evsel *evsel,
- struct perf_stat_config *config,
- struct target *target,
- int cpu);
- void
- perf_evlist__print_counters(struct evlist *evlist,
- struct perf_stat_config *config,
- struct target *_target,
- struct timespec *ts,
- int argc, const char **argv);
- struct metric_expr;
- double test_generic_metric(struct metric_expr *mexp, int cpu, struct runtime_stat *st);
- #endif
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