code: func (cache *VolumeCache) GetPV(pvName string) (*v1.PersistentVolume, bool) {
  	cache.mutex.Lock()
  	defer cache.mutex.Unlock()
  
  	pv, exists := cache.pvs[pvName]
  	return pv, exists
  }
docs: // GetPV returns the PV object given the PV name