if err != nil {
		if isSysErrInvalidArg(err) {
			err = errUnsupportedDisk
		}
	}
	return err
}

// readsMetadata and returns disk mTime information for xl.meta
func (s *xlStorage) readMetadataWithDMTime(ctx context.Context, itemPath string) ([]byte, time.Time, error) {
	if contextCanceled(ctx) {
		return nil, time.Time{}, ctx.Err()
	}

	if err := checkPathLength(itemPath); err != nil {