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