DRIVERprop_set
{ NULL, &io_pgroup, TOPO_IO_DRIVER, DRIVERprop_set },
{ NULL, &io_pgroup, TOPO_IO_DRIVER, DRIVERprop_set },
{ NULL, &io_pgroup, TOPO_IO_DRIVER, DRIVERprop_set },
{ NULL, &io_pgroup, TOPO_IO_DRIVER, DRIVERprop_set },
static int DRIVERprop_set(tnode_t *, did_t *,