261     auto vol = VolumeManager::Instance()->findVolume(volId);  in mount()  local
262     if (vol == nullptr) {  in mount()
266     vol->setMountFlags(mountFlags);  in mount()
267     vol->setMountUserId(mountUserId);  in mount()
269     int res = vol->mount();  in mount()
274         res = VolumeManager::Instance()->setPrimary(vol);  in mount()
287     auto vol = VolumeManager::Instance()->findVolume(volId);  in unmount()  local
288     if (vol == nullptr) {  in unmount()
291     return translate(vol->unmount());  in unmount()
299     auto vol = VolumeManager::Instance()->findVolume(volId);  in format()  local
300     if (vol == nullptr) {  in format()
303     return translate(vol->format(fsType));  in format()
310         auto vol = VolumeManager::Instance()->findVolume(volId);  in pathForVolId()  local
311         if (vol == nullptr) {  in pathForVolId()
314         if (vol->getType() != VolumeBase::Type::kPrivate) {  in pathForVolId()
317         if (vol->getState() != VolumeBase::State::kMounted) {  in pathForVolId()
320         *path = vol->getPath();  in pathForVolId()