299 static int perf_pmu__parse_scale(struct perf_pmu *pmu, struct perf_pmu_alias *alias)  in perf_pmu__parse_scale()  argument
311 	scnprintf(path + len, sizeof(path) - len, "%s/events/%s.scale", pmu->name, alias->name);  in perf_pmu__parse_scale()
329 	ret = perf_pmu__convert_scale(scale, NULL, &alias->scale);  in perf_pmu__parse_scale()
335 static int perf_pmu__parse_unit(struct perf_pmu *pmu, struct perf_pmu_alias *alias)  in perf_pmu__parse_unit()  argument
346 	scnprintf(path + len, sizeof(path) - len, "%s/events/%s.unit", pmu->name, alias->name);  in perf_pmu__parse_unit()
352 	sret = read(fd, alias->unit, UNIT_MAX_LEN);  in perf_pmu__parse_unit()
358 	if (alias->unit[sret - 1] == '\n')  in perf_pmu__parse_unit()
359 		alias->unit[sret - 1] = '\0';  in perf_pmu__parse_unit()
361 		alias->unit[sret] = '\0';  in perf_pmu__parse_unit()
366 	alias->unit[0] = '\0';  in perf_pmu__parse_unit()
371 perf_pmu__parse_per_pkg(struct perf_pmu *pmu, struct perf_pmu_alias *alias)  in perf_pmu__parse_per_pkg()  argument
380 	scnprintf(path + len, sizeof(path) - len, "%s/events/%s.per-pkg", pmu->name, alias->name);  in perf_pmu__parse_per_pkg()
388 	alias->per_pkg = true;  in perf_pmu__parse_per_pkg()
392 static int perf_pmu__parse_snapshot(struct perf_pmu *pmu, struct perf_pmu_alias *alias)  in perf_pmu__parse_snapshot()  argument
401 	scnprintf(path + len, sizeof(path) - len, "%s/events/%s.snapshot", pmu->name, alias->name);  in perf_pmu__parse_snapshot()
407 	alias->snapshot = true;  in perf_pmu__parse_snapshot()
426 	struct perf_pmu_alias *alias, *tmp;  in perf_pmu__del_aliases()  local
428 	list_for_each_entry_safe(alias, tmp, &pmu->aliases, list) {  in perf_pmu__del_aliases()
429 		list_del(&alias->list);  in perf_pmu__del_aliases()
430 		perf_pmu_free_alias(alias);  in perf_pmu__del_aliases()
438 	struct perf_pmu_alias *alias;  in perf_pmu__find_alias()  local
464 	list_for_each_entry(alias, &pmu->aliases, list) {  in perf_pmu__find_alias()
465 		if (!strcasecmp(alias->name, name))  in perf_pmu__find_alias()
466 			return alias;  in perf_pmu__find_alias()
489 static void read_alias_info(struct perf_pmu *pmu, struct perf_pmu_alias *alias)  in read_alias_info()  argument
491 	if (!alias->from_sysfs || alias->info_loaded)  in read_alias_info()
497 	perf_pmu__parse_unit(pmu, alias);  in read_alias_info()
498 	perf_pmu__parse_scale(pmu, alias);  in read_alias_info()
499 	perf_pmu__parse_per_pkg(pmu, alias);  in read_alias_info()
500 	perf_pmu__parse_snapshot(pmu, alias);  in read_alias_info()
505 	struct perf_pmu_alias *alias;  member
515 	read_alias_info(data->pmu, data->alias);  in update_alias()
516 	assign_str(pe->name, "desc", &data->alias->desc, pe->desc);  in update_alias()
517 	assign_str(pe->name, "long_desc", &data->alias->long_desc, pe->long_desc);  in update_alias()
518 	assign_str(pe->name, "topic", &data->alias->topic, pe->topic);  in update_alias()
519 	data->alias->per_pkg = pe->perpkg;  in update_alias()
521 		parse_events_terms__purge(&data->alias->terms);  in update_alias()
522 		ret = parse_events_terms(&data->alias->terms, pe->event, /*input=*/NULL);  in update_alias()
527 		ret = perf_pmu__convert_scale(pe->unit, &unit, &data->alias->scale);  in update_alias()
529 			snprintf(data->alias->unit, sizeof(data->alias->unit), "%s", unit);  in update_alias()
538 	struct perf_pmu_alias *alias;  in perf_pmu__new_alias()  local
557 	alias = zalloc(sizeof(*alias));  in perf_pmu__new_alias()
558 	if (!alias)  in perf_pmu__new_alias()
561 	INIT_LIST_HEAD(&alias->terms);  in perf_pmu__new_alias()
562 	alias->scale = 1.0;  in perf_pmu__new_alias()
563 	alias->unit[0] = '\0';  in perf_pmu__new_alias()
564 	alias->per_pkg = perpkg;  in perf_pmu__new_alias()
565 	alias->snapshot = false;  in perf_pmu__new_alias()
566 	alias->deprecated = deprecated;  in perf_pmu__new_alias()
568 	ret = parse_events_terms(&alias->terms, val, val_fd);  in perf_pmu__new_alias()
571 		free(alias);  in perf_pmu__new_alias()
575 	alias->name = strdup(name);  in perf_pmu__new_alias()
576 	alias->desc = desc ? strdup(desc) : NULL;  in perf_pmu__new_alias()
577 	alias->long_desc = long_desc ? strdup(long_desc) :  in perf_pmu__new_alias()
579 	alias->topic = topic ? strdup(topic) : NULL;  in perf_pmu__new_alias()
580 	alias->pmu_name = pmu_name ? strdup(pmu_name) : NULL;  in perf_pmu__new_alias()
582 		if (perf_pmu__convert_scale(unit, (char **)&unit, &alias->scale) < 0) {  in perf_pmu__new_alias()
583 			perf_pmu_free_alias(alias);  in perf_pmu__new_alias()
586 		snprintf(alias->unit, sizeof(alias->unit), "%s", unit);  in perf_pmu__new_alias()
591 		alias->from_sysfs = true;  in perf_pmu__new_alias()
596 				.alias = alias,  in perf_pmu__new_alias()
612 	list_add_tail(&alias->list, &pmu->aliases);  in perf_pmu__new_alias()
699 static int pmu_alias_terms(struct perf_pmu_alias *alias,  in pmu_alias_terms()  argument
706 	list_for_each_entry(term, &alias->terms, list) {  in pmu_alias_terms()
1461 	struct perf_pmu_alias *alias;  in pmu_find_alias()  local
1482 	alias = perf_pmu__find_alias(pmu, name, /*load=*/ true);  in pmu_find_alias()
1483 	if (alias || pmu->cpu_aliases_added)  in pmu_find_alias()
1484 		return alias;  in pmu_find_alias()
1491 		alias = perf_pmu__find_alias(pmu, name, /*load=*/ false);  in pmu_find_alias()
1493 	return alias;  in pmu_find_alias()
1498 			   struct perf_pmu_alias *alias,  in check_info_data()  argument
1503 	read_alias_info(pmu, alias);  in check_info_data()
1509 	if (info->unit && alias->unit[0]) {  in check_info_data()
1515 	if (info->scale && alias->scale) {  in check_info_data()
1521 	if (info->snapshot && alias->snapshot) {  in check_info_data()
1528 	if (alias->unit[0])  in check_info_data()
1529 		info->unit = alias->unit;  in check_info_data()
1531 	if (alias->scale)  in check_info_data()
1532 		info->scale = alias->scale;  in check_info_data()
1534 	if (alias->snapshot)  in check_info_data()
1535 		info->snapshot = alias->snapshot;  in check_info_data()
1548 	struct perf_pmu_alias *alias;  in perf_pmu__check_alias()  local
1562 		alias = pmu_find_alias(pmu, term);  in perf_pmu__check_alias()
1563 		if (!alias)  in perf_pmu__check_alias()
1565 		ret = pmu_alias_terms(alias, &term->list);  in perf_pmu__check_alias()
1573 		ret = check_info_data(pmu, alias, info, err, term->err_term);  in perf_pmu__check_alias()
1577 		if (alias->per_pkg)  in perf_pmu__check_alias()
1698 			  const struct perf_pmu_alias *alias, bool skip_duplicate_pmus)  in format_alias()  argument
1704 	int used = snprintf(buf, len, "%.*s/%s", pmu_name_len, pmu->name, alias->name);  in format_alias()
1706 	list_for_each_entry(term, &alias->terms, list) {  in format_alias()
1744 		info.alias = NULL;  in perf_pmu__for_each_event()
1752 				info.alias = info.name;  in perf_pmu__for_each_event()
1780 		info.alias = NULL;  in perf_pmu__for_each_event()