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-rwxr-xr-xtools/perf/pmu-events/jevents.py91
1 files changed, 89 insertions, 2 deletions
diff --git a/tools/perf/pmu-events/jevents.py b/tools/perf/pmu-events/jevents.py
index 7499a35bfadd0..168c044dd7cc3 100755
--- a/tools/perf/pmu-events/jevents.py
+++ b/tools/perf/pmu-events/jevents.py
@@ -47,6 +47,9 @@ _json_event_attributes = [
'event',
# Short things in alphabetical order.
'compat', 'deprecated', 'perpkg', 'unit',
+ # Retirement latency specific to Intel granite rapids currently.
+ 'retirement_latency_mean', 'retirement_latency_min',
+ 'retirement_latency_max',
# Longer things (the last won't be iterated over during decompress).
'long_desc'
]
@@ -232,6 +235,7 @@ class JsonEvent:
'NO_GROUP_EVENTS_NMI': '2',
'NO_NMI_WATCHDOG': '2',
'NO_GROUP_EVENTS_SMT': '3',
+ 'NO_THRESHOLD_AND_NMI': '4',
}
return metric_constraint_to_enum[metric_constraint]
@@ -292,6 +296,7 @@ class JsonEvent:
'cpu_atom': 'cpu_atom',
'ali_drw': 'ali_drw',
'arm_cmn': 'arm_cmn',
+ 'software': 'software',
'tool': 'tool',
}
return table[unit] if unit in table else f'uncore_{unit.lower()}'
@@ -341,6 +346,9 @@ class JsonEvent:
self.perpkg = jd.get('PerPkg')
self.aggr_mode = convert_aggr_mode(jd.get('AggregationMode'))
self.deprecated = jd.get('Deprecated')
+ self.retirement_latency_mean = jd.get('RetirementLatencyMean')
+ self.retirement_latency_min = jd.get('RetirementLatencyMin')
+ self.retirement_latency_max = jd.get('RetirementLatencyMax')
self.metric_name = jd.get('MetricName')
self.metric_group = jd.get('MetricGroup')
self.metricgroup_no_group = jd.get('MetricgroupNoGroup')
@@ -391,6 +399,9 @@ class JsonEvent:
self.desc += extra_desc
if self.long_desc and extra_desc:
self.long_desc += extra_desc
+ if self.desc and self.long_desc and self.desc == self.long_desc:
+ # Avoid duplicated descriptions.
+ self.long_desc = None
if arch_std:
if arch_std.lower() in _arch_std_events:
event = _arch_std_events[arch_std.lower()].event
@@ -966,7 +977,7 @@ int pmu_events_table__find_event(const struct pmu_events_table *table,
const char *pmu_name = &big_c_string[table_pmu->pmu_name.offset];
int ret;
- if (!perf_pmu__name_wildcard_match(pmu, pmu_name))
+ if (pmu && !perf_pmu__name_wildcard_match(pmu, pmu_name))
continue;
ret = pmu_events_table__find_event_pmu(table, table_pmu, name, fn, data);
@@ -1012,6 +1023,49 @@ static int pmu_metrics_table__for_each_metric_pmu(const struct pmu_metrics_table
return 0;
}
+static int pmu_metrics_table__find_metric_pmu(const struct pmu_metrics_table *table,
+ const struct pmu_table_entry *pmu,
+ const char *metric,
+ pmu_metric_iter_fn fn,
+ void *data)
+{
+ struct pmu_metric pm = {
+ .pmu = &big_c_string[pmu->pmu_name.offset],
+ };
+ int low = 0, high = pmu->num_entries - 1;
+
+ while (low <= high) {
+ int cmp, mid = (low + high) / 2;
+
+ decompress_metric(pmu->entries[mid].offset, &pm);
+
+ if (!pm.metric_name && !metric)
+ goto do_call;
+
+ if (!pm.metric_name && metric) {
+ low = mid + 1;
+ continue;
+ }
+ if (pm.metric_name && !metric) {
+ high = mid - 1;
+ continue;
+ }
+
+ cmp = strcmp(pm.metric_name, metric);
+ if (cmp < 0) {
+ low = mid + 1;
+ continue;
+ }
+ if (cmp > 0) {
+ high = mid - 1;
+ continue;
+ }
+ do_call:
+ return fn ? fn(&pm, table, data) : 0;
+ }
+ return PMU_METRICS__NOT_FOUND;
+}
+
int pmu_metrics_table__for_each_metric(const struct pmu_metrics_table *table,
pmu_metric_iter_fn fn,
void *data)
@@ -1026,6 +1080,27 @@ int pmu_metrics_table__for_each_metric(const struct pmu_metrics_table *table,
return 0;
}
+int pmu_metrics_table__find_metric(const struct pmu_metrics_table *table,
+ struct perf_pmu *pmu,
+ const char *metric,
+ pmu_metric_iter_fn fn,
+ void *data)
+{
+ for (size_t i = 0; i < table->num_pmus; i++) {
+ const struct pmu_table_entry *table_pmu = &table->pmus[i];
+ const char *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;
+}
+
static const struct pmu_events_map *map_for_cpu(struct perf_cpu cpu)
{
static struct {
@@ -1085,8 +1160,20 @@ static const struct pmu_events_map *map_for_pmu(struct perf_pmu *pmu)
{
struct perf_cpu cpu = {-1};
- if (pmu)
+ if (pmu) {
+ for (size_t i = 0; i < ARRAY_SIZE(pmu_events__common); i++) {
+ const char *pmu_name = &big_c_string[pmu_events__common[i].pmu_name.offset];
+
+ if (!strcmp(pmu_name, pmu->name)) {
+ const struct pmu_events_map *map = &pmu_events_map[0];
+
+ while (strcmp("common", map->arch))
+ map++;
+ return map;
+ }
+ }
cpu = perf_cpu_map__min(pmu->cpus);
+ }
return map_for_cpu(cpu);
}