sprintf(temppath, "%s/%s", slavesdir, slavepath);
__init_per_file_disk_util(td, majdev, mindev, temppath);
slavedu = disk_util_exists(majdev, mindev);
sprintf(temppath, "%s/%s", slavesdir, slavepath);
__init_per_file_disk_util(td, majdev, mindev, temppath);
slavedu = disk_util_exists(majdev, mindev);