def refresh(dbg, vdi, vol_path, new_vol_path):
     if vdi.active_on:
         poolhelper.refresh_datapath_on_host(
             dbg,
             vdi.active_on,
             vol_path,
             new_vol_path
         )
def tap_ctl_refresh(node, cb, opq):
    if node.active_on:
        node_path = cb.volumeGetPath(opq, str(node.vhd.id))
        log.debug("VHD {} active on {}".format(node.vhd.id, node.active_on))
        poolhelper.refresh_datapath_on_host(GC, node.active_on, node_path, node_path)