181  * schemes/stats directory
1381  * schemes directory
1389 void damon_sysfs_schemes_rm_dirs(struct damon_sysfs_schemes *schemes)  in damon_sysfs_schemes_rm_dirs()  argument
1391 	struct damon_sysfs_scheme **schemes_arr = schemes->schemes_arr;  in damon_sysfs_schemes_rm_dirs()
1394 	for (i = 0; i < schemes->nr; i++) {  in damon_sysfs_schemes_rm_dirs()
1398 	schemes->nr = 0;  in damon_sysfs_schemes_rm_dirs()
1400 	schemes->schemes_arr = NULL;  in damon_sysfs_schemes_rm_dirs()
1403 static int damon_sysfs_schemes_add_dirs(struct damon_sysfs_schemes *schemes,  in damon_sysfs_schemes_add_dirs()  argument
1409 	damon_sysfs_schemes_rm_dirs(schemes);  in damon_sysfs_schemes_add_dirs()
1417 	schemes->schemes_arr = schemes_arr;  in damon_sysfs_schemes_add_dirs()
1422 			damon_sysfs_schemes_rm_dirs(schemes);  in damon_sysfs_schemes_add_dirs()
1427 				&damon_sysfs_scheme_ktype, &schemes->kobj,  in damon_sysfs_schemes_add_dirs()
1436 		schemes->nr++;  in damon_sysfs_schemes_add_dirs()
1441 	damon_sysfs_schemes_rm_dirs(schemes);  in damon_sysfs_schemes_add_dirs()
1449 	struct damon_sysfs_schemes *schemes = container_of(kobj,  in nr_schemes_show()  local
1452 	return sysfs_emit(buf, "%d\n", schemes->nr);  in nr_schemes_show()
1458 	struct damon_sysfs_schemes *schemes;  in nr_schemes_store()  local
1466 	schemes = container_of(kobj, struct damon_sysfs_schemes, kobj);  in nr_schemes_store()
1470 	err = damon_sysfs_schemes_add_dirs(schemes, nr);  in nr_schemes_store()
1720  * damon_sysfs_schemes that need to update its schemes regions dir.  Protected