537 	struct perf_config_section *section;  in find_section()  local
539 	list_for_each_entry(section, sections, node)  in find_section()
540 		if (!strcmp(section->name, section_name))  in find_section()
541 			return section;  in find_section()
547 						 struct perf_config_section *section)  in find_config_item()  argument
551 	list_for_each_entry(item, &section->items, node)  in find_config_item()
561 	struct perf_config_section *section = zalloc(sizeof(*section));  in add_section()  local
563 	if (!section)  in add_section()
566 	INIT_LIST_HEAD(&section->items);  in add_section()
567 	section->name = strdup(section_name);  in add_section()
568 	if (!section->name) {  in add_section()
570 		free(section);  in add_section()
574 	list_add_tail(&section->node, sections);  in add_section()
575 	return section;  in add_section()
578 static struct perf_config_item *add_config_item(struct perf_config_section *section,  in add_config_item()  argument
593 	list_add_tail(&item->node, &section->items);  in add_config_item()
615 	struct perf_config_section *section = NULL;  in collect_config()  local
635 	section = find_section(sections, section_name);  in collect_config()
636 	if (!section) {  in collect_config()
637 		section = add_section(sections, section_name);  in collect_config()
638 		if (!section)  in collect_config()
642 	item = find_config_item(name, section);  in collect_config()
644 		item = add_config_item(section, name);  in collect_config()
655 		section->from_system_config = true;  in collect_config()
658 		section->from_system_config = false;  in collect_config()
753 	struct perf_config_section *section;  in perf_config()  local
759 	perf_config_set__for_each_entry(config_set, section, item) {  in perf_config()
764 				  section->name, item->name);  in perf_config()
800 static void perf_config_section__purge(struct perf_config_section *section)  in perf_config_section__purge()  argument
804 	list_for_each_entry_safe(item, tmp, &section->items, node) {  in perf_config_section__purge()
810 static void perf_config_section__delete(struct perf_config_section *section)  in perf_config_section__delete()  argument
812 	perf_config_section__purge(section);  in perf_config_section__delete()
813 	zfree(&section->name);  in perf_config_section__delete()
814 	free(section);  in perf_config_section__delete()
819 	struct perf_config_section *section, *tmp;  in perf_config_set__purge()  local
821 	list_for_each_entry_safe(section, tmp, &set->sections, node) {  in perf_config_set__purge()
822 		list_del_init(&section->node);  in perf_config_set__purge()
823 		perf_config_section__delete(section);  in perf_config_set__purge()