513 	struct perf_config_section *section;  in find_section()  local
515 	list_for_each_entry(section, sections, node)  in find_section()
516 		if (!strcmp(section->name, section_name))  in find_section()
517 			return section;  in find_section()
523 						 struct perf_config_section *section)  in find_config_item()  argument
527 	list_for_each_entry(item, &section->items, node)  in find_config_item()
537 	struct perf_config_section *section = zalloc(sizeof(*section));  in add_section()  local
539 	if (!section)  in add_section()
542 	INIT_LIST_HEAD(&section->items);  in add_section()
543 	section->name = strdup(section_name);  in add_section()
544 	if (!section->name) {  in add_section()
546 		free(section);  in add_section()
550 	list_add_tail(&section->node, sections);  in add_section()
551 	return section;  in add_section()
554 static struct perf_config_item *add_config_item(struct perf_config_section *section,  in add_config_item()  argument
569 	list_add_tail(&item->node, &section->items);  in add_config_item()
591 	struct perf_config_section *section = NULL;  in collect_config()  local
611 	section = find_section(sections, section_name);  in collect_config()
612 	if (!section) {  in collect_config()
613 		section = add_section(sections, section_name);  in collect_config()
614 		if (!section)  in collect_config()
618 	item = find_config_item(name, section);  in collect_config()
620 		item = add_config_item(section, name);  in collect_config()
631 		section->from_system_config = true;  in collect_config()
634 		section->from_system_config = false;  in collect_config()
729 	struct perf_config_section *section;  in perf_config()  local
735 	perf_config_set__for_each_entry(config_set, section, item) {  in perf_config()
740 				  section->name, item->name);  in perf_config()
776 static void perf_config_section__purge(struct perf_config_section *section)  in perf_config_section__purge()  argument
780 	list_for_each_entry_safe(item, tmp, &section->items, node) {  in perf_config_section__purge()
786 static void perf_config_section__delete(struct perf_config_section *section)  in perf_config_section__delete()  argument
788 	perf_config_section__purge(section);  in perf_config_section__delete()
789 	zfree(&section->name);  in perf_config_section__delete()
790 	free(section);  in perf_config_section__delete()
795 	struct perf_config_section *section, *tmp;  in perf_config_set__purge()  local
797 	list_for_each_entry_safe(section, tmp, &set->sections, node) {  in perf_config_set__purge()
798 		list_del_init(&section->node);  in perf_config_set__purge()
799 		perf_config_section__delete(section);  in perf_config_set__purge()