'Gets block counts for the LUN.'

def _get_lun_block_count(self, path):

    bs = super(NetAppBlockStorage7modeLibrary, self)._get_lun_block_count(path)
    api_version = self.zapi_client.get_ontapi_version()
    if api_version:
        major = api_version[0]
        minor = api_version[1]
        if ((major == 1) and (minor < 15)):
            bs -= 1
    return bs
