code: func (dm *DRWMutex) ForceUnlock() {
  	{
  		dm.m.Lock()
  		defer dm.m.Unlock()
  
  		// Clear write locks array
  		dm.writeLocks = make([]string, dm.clnt.dNodeCount)
  		// Clear read locks array
  		dm.readersLocks = nil
  	}
  
  	for _, c := range dm.clnt.rpcClnts {
  		// broadcast lock release to all nodes that granted the lock
  		sendRelease(dm.clnt, c, dm.Name, "", false)
  	}
  }
docs: // ForceUnlock will forcefully clear a write or read lock.