staticconstchar *const big_c_string = /* offset=0 */ "software\000" /* offset=9 */ "cpu-clock\000software\000Per-CPU high-resolution timer based event\000config=0\000\00000\000\000\000\000\000" /* offset=87 */ "task-clock\000software\000Per-task high-resolution timer based event\000config=1\000\00000\000\000\000\000\000" /* offset=167 */ "faults\000software\000Number of page faults [This event is an alias of page-faults]\000config=2\000\00000\000\000\000\000\000" /* offset=262 */ "page-faults\000software\000Number of page faults [This event is an alias of faults]\000config=2\000\00000\000\000\000\000\000" /* offset=357 */ "context-switches\000software\000Number of context switches [This event is an alias of cs]\000config=3\000\00000\000\000\000\000\000" /* offset=458 */ "cs\000software\000Number of context switches [This event is an alias of context-switches]\000config=3\000\00000\000\000\000\000\000" /* offset=559 */ "cpu-migrations\000software\000Number of times a process has migrated to a new CPU [This event is an alias of migrations]\000config=4\000\00000\000\000\000\000\000" /* offset=691 */ "migrations\000software\000Number of times a process has migrated to a new CPU [This event is an alias of cpu-migrations]\000config=4\000\00000\000\000\000\000\000" /* offset=823 */ "minor-faults\000software\000Number of minor page faults. Minor faults don't require I/O to handle\000config=5\000\00000\000\000\000\000\000" /* offset=932 */ "major-faults\000software\000Number of major page faults. Major faults require I/O to handle\000config=6\000\00000\000\000\000\000\000" /* offset=1035 */ "alignment-faults\000software\000Number of kernel handled memory alignment faults\000config=7\000\00000\000\000\000\000\000" /* offset=1127 */ "emulation-faults\000software\000Number of kernel handled unimplemented instruction faults handled through emulation\000config=8\000\00000\000\000\000\000\000" /* offset=1254 */ "dummy\000software\000A placeholder event that doesn't count anything\000config=9\000\00000\000\000\000\000\000" /* offset=1334 */ "bpf-output\000software\000An event used by BPF programs to write to the perf ring buffer\000config=0xa\000\00000\000\000\000\000\000" /* offset=1436 */ "cgroup-switches\000software\000Number of context switches to a task in a different cgroup\000config=0xb\000\00000\000\000\000\000\000" /* offset=1539 */ "tool\000" /* offset=1544 */ "duration_time\000tool\000Wall clock interval time in nanoseconds\000config=1\000\00000\000\000\000\000\000" /* offset=1620 */ "user_time\000tool\000User (non-kernel) time in nanoseconds\000config=2\000\00000\000\000\000\000\000" /* offset=1690 */ "system_time\000tool\000System/kernel time in nanoseconds\000config=3\000\00000\000\000\000\000\000" /* offset=1758 */ "has_pmem\000tool\0001 if persistent memory installed otherwise 0\000config=4\000\00000\000\000\000\000\000" /* offset=1834 */ "num_cores\000tool\000Number of cores. A core consists of 1 or more thread, with each thread being associated with a logical Linux CPU\000config=5\000\00000\000\000\000\000\000" /* offset=1979 */ "num_cpus\000tool\000Number of logical Linux CPUs. There may be multiple such CPUs on a core\000config=6\000\00000\000\000\000\000\000" /* offset=2082 */ "num_cpus_online\000tool\000Number of online logical Linux CPUs. There may be multiple such CPUs on a core\000config=7\000\00000\000\000\000\000\000" /* offset=2199 */ "num_dies\000tool\000Number of dies. Each die has 1 or more cores\000config=8\000\00000\000\000\000\000\000" /* offset=2275 */ "num_packages\000tool\000Number of packages. Each package has 1 or more die\000config=9\000\00000\000\000\000\000\000" /* offset=2361 */ "slots\000tool\000Number of functional units that in parallel can execute parts of an instruction\000config=0xa\000\00000\000\000\000\000\000" /* offset=2471 */ "smt_on\000tool\0001 if simultaneous multithreading (aka hyperthreading) is enable otherwise 0\000config=0xb\000\00000\000\000\000\000\000" /* offset=2578 */ "system_tsc_freq\000tool\000The amount a Time Stamp Counter (TSC) increases per second\000config=0xc\000\00000\000\000\000\000\000" /* offset=2677 */ "default_core\000" /* offset=2690 */ "bp_l1_btb_correct\000branch\000L1 BTB Correction\000event=0x8a\000\00000\000\000\000\000\000" /* offset=2752 */ "bp_l2_btb_correct\000branch\000L2 BTB Correction\000event=0x8b\000\00000\000\000\000\000\000" /* offset=2814 */ "l3_cache_rd\000cache\000L3 cache access, read\000event=0x40\000\00000\000\000\000\000Attributable Level 3 cache access, read\000" /* offset=2912 */ "segment_reg_loads.any\000other\000Number of segment register loads\000event=6,period=200000,umask=0x80\000\00000\000\000\000\000\000" /* offset=3014 */ "dispatch_blocked.any\000other\000Memory cluster signals to block micro-op dispatch for any reason\000event=9,period=200000,umask=0x20\000\00000\000\000\000\000\000" /* offset=3147 */ "eist_trans\000other\000Number of Enhanced Intel SpeedStep(R) Technology (EIST) transitions\000event=0x3a,period=200000\000\00000\000\000\000\000\000" /* offset=3265 */ "hisi_sccl,ddrc\000" /* offset=3280 */ "uncore_hisi_ddrc.flux_wcmd\000uncore\000DDRC write commands\000event=2\000\00000\000\000\000\000\000" /* offset=3350 */ "uncore_cbox\000" /* offset=3362 */ "unc_cbo_xsnp_response.miss_eviction\000uncore\000A cross-core snoop resulted from L3 Eviction which misses in some processor core\000event=0x22,umask=0x81\000\00000\000\000\000\000\000" /* offset=3516 */ "event-hyphen\000uncore\000UNC_CBO_HYPHEN\000event=0xe0\000\00000\000\000\000\000\000" /* offset=3570 */ "event-two-hyph\000uncore\000UNC_CBO_TWO_HYPH\000event=0xc0\000\00000\000\000\000\000\000" /* offset=3628 */ "hisi_sccl,l3c\000" /* offset=3642 */ "uncore_hisi_l3c.rd_hit_cpipe\000uncore\000Total read hits\000event=7\000\00000\000\000\000\000\000" /* offset=3710 */ "uncore_imc_free_running\000" /* offset=3734 */ "uncore_imc_free_running.cache_miss\000uncore\000Total cache misses\000event=0x12\000\00000\000\000\000\000\000" /* offset=3814 */ "uncore_imc\000" /* offset=3825 */ "uncore_imc.cache_hits\000uncore\000Total cache hits\000event=0x34\000\00000\000\000\000\000\000" /* offset=3890 */ "uncore_sys_ddr_pmu\000" /* offset=3909 */ "sys_ddr_pmu.write_cycles\000uncore\000ddr write-cycles event\000event=0x2b\000v8\00000\000\000\000\000\000" /* offset=3985 */ "uncore_sys_ccn_pmu\000" /* offset=4004 */ "sys_ccn_pmu.read_cycles\000uncore\000ccn read-cycles event\000config=0x2c\0000x01\00000\000\000\000\000\000" /* offset=4081 */ "uncore_sys_cmn_pmu\000" /* offset=4100 */ "sys_cmn_pmu.hnf_cache_miss\000uncore\000Counts total cache misses in first lookup result (high priority)\000eventid=1,type=5\000(434|436|43c|43a).*\00000\000\000\000\000\000" /* offset=4243 */ "CPI\000\0001 / IPC\000\000\000\000\000\000\000\00000" /* offset=4265 */ "IPC\000group1\000inst_retired.any / cpu_clk_unhalted.thread\000\000\000\000\000\000\000\00000" /* offset=4328 */ "Frontend_Bound_SMT\000\000idq_uops_not_delivered.core / (4 * (cpu_clk_unhalted.thread / 2 * (1 + cpu_clk_unhalted.one_thread_active / cpu_clk_unhalted.ref_xclk)))\000\000\000\000\000\000\000\00000" /* offset=4494 */ "dcache_miss_cpi\000\000l1d\\-loads\\-misses / inst_retired.any\000\000\000\000\000\000\000\00000" /* offset=4558 */ "icache_miss_cycles\000\000l1i\\-loads\\-misses / inst_retired.any\000\000\000\000\000\000\000\00000" /* offset=4625 */ "cache_miss_cycles\000group1\000dcache_miss_cpi + icache_miss_cycles\000\000\000\000\000\000\000\00000" /* offset=4696 */ "DCache_L2_All_Hits\000\000l2_rqsts.demand_data_rd_hit + l2_rqsts.pf_hit + l2_rqsts.rfo_hit\000\000\000\000\000\000\000\00000" /* offset=4790 */ "DCache_L2_All_Miss\000\000max(l2_rqsts.all_demand_data_rd - l2_rqsts.demand_data_rd_hit, 0) + l2_rqsts.pf_miss + l2_rqsts.rfo_miss\000\000\000\000\000\000\000\00000" /* offset=4924 */ "DCache_L2_All\000\000DCache_L2_All_Hits + DCache_L2_All_Miss\000\000\000\000\000\000\000\00000" /* offset=4988 */ "DCache_L2_Hits\000\000d_ratio(DCache_L2_All_Hits, DCache_L2_All)\000\000\000\000\000\000\000\00000" /* offset=5056 */ "DCache_L2_Misses\000\000d_ratio(DCache_L2_All_Miss, DCache_L2_All)\000\000\000\000\000\000\000\00000" /* offset=5126 */ "M1\000\000ipc + M2\000\000\000\000\000\000\000\00000" /* offset=5148 */ "M2\000\000ipc + M1\000\000\000\000\000\000\000\00000" /* offset=5170 */ "M3\000\0001 / M3\000\000\000\000\000\000\000\00000" /* offset=5190 */ "L1D_Cache_Fill_BW\000\00064 * l1d.replacement / 1e9 / duration_time\000\000\000\000\000\000\000\00000"
;
staticconststruct compact_pmu_event pmu_events__common_software[] = {
{ 1035 }, /* alignment-faults\000software\000Number of kernel handled memory alignment faults\000config=7\000\00000\000\000\000\000\000 */
{ 1334 }, /* bpf-output\000software\000An event used by BPF programs to write to the perf ring buffer\000config=0xa\000\00000\000\000\000\000\000 */
{ 1436 }, /* cgroup-switches\000software\000Number of context switches to a task in a different cgroup\000config=0xb\000\00000\000\000\000\000\000 */
{ 357 }, /* context-switches\000software\000Number of context switches [This event is an alias of cs]\000config=3\000\00000\000\000\000\000\000 */
{ 9 }, /* cpu-clock\000software\000Per-CPU high-resolution timer based event\000config=0\000\00000\000\000\000\000\000 */
{ 559 }, /* cpu-migrations\000software\000Number of times a process has migrated to a new CPU [This event is an alias of migrations]\000config=4\000\00000\000\000\000\000\000 */
{ 458 }, /* cs\000software\000Number of context switches [This event is an alias of context-switches]\000config=3\000\00000\000\000\000\000\000 */
{ 1254 }, /* dummy\000software\000A placeholder event that doesn't count anything\000config=9\000\00000\000\000\000\000\000 */
{ 1127 }, /* emulation-faults\000software\000Number of kernel handled unimplemented instruction faults handled through emulation\000config=8\000\00000\000\000\000\000\000 */
{ 167 }, /* faults\000software\000Number of page faults [This event is an alias of page-faults]\000config=2\000\00000\000\000\000\000\000 */
{ 932 }, /* major-faults\000software\000Number of major page faults. Major faults require I/O to handle\000config=6\000\00000\000\000\000\000\000 */
{ 691 }, /* migrations\000software\000Number of times a process has migrated to a new CPU [This event is an alias of cpu-migrations]\000config=4\000\00000\000\000\000\000\000 */
{ 823 }, /* minor-faults\000software\000Number of minor page faults. Minor faults don't require I/O to handle\000config=5\000\00000\000\000\000\000\000 */
{ 262 }, /* page-faults\000software\000Number of page faults [This event is an alias of faults]\000config=2\000\00000\000\000\000\000\000 */
{ 87 }, /* task-clock\000software\000Per-task high-resolution timer based event\000config=1\000\00000\000\000\000\000\000 */
}; staticconststruct compact_pmu_event pmu_events__common_tool[] = {
{ 1544 }, /* duration_time\000tool\000Wall clock interval time in nanoseconds\000config=1\000\00000\000\000\000\000\000 */
{ 1758 }, /* has_pmem\000tool\0001 if persistent memory installed otherwise 0\000config=4\000\00000\000\000\000\000\000 */
{ 1834 }, /* num_cores\000tool\000Number of cores. A core consists of 1 or more thread, with each thread being associated with a logical Linux CPU\000config=5\000\00000\000\000\000\000\000 */
{ 1979 }, /* num_cpus\000tool\000Number of logical Linux CPUs. There may be multiple such CPUs on a core\000config=6\000\00000\000\000\000\000\000 */
{ 2082 }, /* num_cpus_online\000tool\000Number of online logical Linux CPUs. There may be multiple such CPUs on a core\000config=7\000\00000\000\000\000\000\000 */
{ 2199 }, /* num_dies\000tool\000Number of dies. Each die has 1 or more cores\000config=8\000\00000\000\000\000\000\000 */
{ 2275 }, /* num_packages\000tool\000Number of packages. Each package has 1 or more die\000config=9\000\00000\000\000\000\000\000 */
{ 2361 }, /* slots\000tool\000Number of functional units that in parallel can execute parts of an instruction\000config=0xa\000\00000\000\000\000\000\000 */
{ 2471 }, /* smt_on\000tool\0001 if simultaneous multithreading (aka hyperthreading) is enable otherwise 0\000config=0xb\000\00000\000\000\000\000\000 */
{ 1690 }, /* system_time\000tool\000System/kernel time in nanoseconds\000config=3\000\00000\000\000\000\000\000 */
{ 2578 }, /* system_tsc_freq\000tool\000The amount a Time Stamp Counter (TSC) increases per second\000config=0xc\000\00000\000\000\000\000\000 */
{ 1620 }, /* user_time\000tool\000User (non-kernel) time in nanoseconds\000config=2\000\00000\000\000\000\000\000 */
/* Struct used to make the PMU event table implementation opaque to callers. */ struct pmu_events_table { conststruct pmu_table_entry *pmus;
uint32_t num_pmus;
};
/* Struct used to make the PMU metric table implementation opaque to callers. */ struct pmu_metrics_table { conststruct pmu_table_entry *pmus;
uint32_t num_pmus;
};
/* * Map a CPU to its table of PMU events. The CPU is identified by the * cpuid field, which is an arch-specific identifier for the CPU. * The identifier specified in tools/perf/pmu-events/arch/xxx/mapfile * must match the get_cpuid_str() in tools/perf/arch/xxx/util/header.c) * * The cpuid can contain any character other than the comma.
*/ struct pmu_events_map { constchar *arch; constchar *cpuid; struct pmu_events_table event_table; struct pmu_metrics_table metric_table;
};
for (uint32_t i = 0; i < pmu->num_entries; i++) {
decompress_event(pmu->entries[i].offset, &pe); if (!pe.name) continue;
ret = fn(&pe, table, data); if (ret) return ret;
} return 0;
}
for (uint32_t i = 0; i < pmu->num_entries; i++) {
decompress_metric(pmu->entries[i].offset, &pm); if (!pm.metric_expr) continue;
ret = fn(&pm, table, data); if (ret) return ret;
} return 0;
}
int pmu_metrics_table__for_each_metric(conststruct pmu_metrics_table *table,
pmu_metric_iter_fn fn, void *data)
{ for (size_t i = 0; i < table->num_pmus; i++) { int ret = pmu_metrics_table__for_each_metric_pmu(table, &table->pmus[i],
fn, data);
if (ret) return ret;
} return 0;
}
int pmu_metrics_table__find_metric(conststruct pmu_metrics_table *table, struct perf_pmu *pmu, constchar *metric,
pmu_metric_iter_fn fn, void *data)
{ for (size_t i = 0; i < table->num_pmus; i++) { conststruct pmu_table_entry *table_pmu = &table->pmus[i]; constchar *pmu_name = &big_c_string[table_pmu->pmu_name.offset]; int ret;
if (pmu && !perf_pmu__name_wildcard_match(pmu, pmu_name)) continue;
ret = pmu_metrics_table__find_metric_pmu(table, table_pmu, metric, fn, data); if (ret != PMU_METRICS__NOT_FOUND) return ret;
} return PMU_METRICS__NOT_FOUND;
}
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