// To remove all data set to nil.
	data xlMetaInlineData

	// metadata version.
	metaV uint8
}

// LoadOrConvert will load the metadata in the buffer.
// If this is a legacy format, it will automatically be converted to XLV2.
func (x *xlMetaV2) LoadOrConvert(buf []byte) error {
	if isXL2V1Format(buf) {
		return x.Load(buf)
	}

	xlMeta := &xlMetaV1Object{}

		// top level parent is automatically removed.
		return s.deleteFile(volumeDir, pathJoin(volumeDir, path), true, false)
	}

	var xlMeta xlMetaV2
	if err = xlMeta.LoadOrConvert(buf); err != nil {
		return err
	}

	for _, fi := range fis {
		dataDir, err := xlMeta.DeleteVersion(fi)
		if err != nil {

		rf := rawFileInfos[index]
		if rf.Buf == nil {
			continue
		}
		if !readData {
			// Save the buffer so we can reuse it.
			v2bufs[index] = rf.Buf
		}

		var xl xlMetaV2
		if err := xl.LoadOrConvert(rf.Buf); err != nil {
			errs[index] = err
			continue
		}
		metadataArray[index] = &xl
		metaFileInfos[index] = FileInfo{}
	}

	for index := range metadataArray {