334     auto vol = VolumeManager::Instance()->findVolume(volId);  in mount()  local
335     if (vol == nullptr) {  in mount()
339     vol->setMountFlags(mountFlags);  in mount()
340     vol->setMountUserId(mountUserId);  in mount()
342     int res = vol->mount();  in mount()
347         res = VolumeManager::Instance()->setPrimary(vol);  in mount()
360     auto vol = VolumeManager::Instance()->findVolume(volId);  in unmount()  local
361     if (vol == nullptr) {  in unmount()
364     return translate(vol->unmount());  in unmount()
372     auto vol = VolumeManager::Instance()->findVolume(volId);  in format()  local
373     if (vol == nullptr) {  in format()
376     return translate(vol->format(fsType));  in format()
383         auto vol = VolumeManager::Instance()->findVolume(volId);  in pathForVolId()  local
384         if (vol == nullptr) {  in pathForVolId()
387         if (vol->getType() != VolumeBase::Type::kPrivate) {  in pathForVolId()
390         if (vol->getState() != VolumeBase::State::kMounted) {  in pathForVolId()
393         *path = vol->getPath();  in pathForVolId()