vdev_reopen
vdev_reopen(newvd);
vdev_reopen(spa->spa_root_vdev);
vdev_reopen(spa->spa_root_vdev);
vdev_reopen(spa->spa_root_vdev);
vdev_reopen(tvd);
vdev_reopen(spa->spa_root_vdev);
vdev_reopen(spa->spa_root_vdev);
vdev_reopen(vd); /* vdev_open() does the actual probe */
extern void vdev_reopen(vdev_t *);
vdev_reopen(tvd);
vdev_reopen(tvd);
vdev_reopen(tvd);
vdev_reopen(tvd);
vdev_reopen(vd == rvd ? rvd : vd->vdev_top);
vdev_reopen(rvd);
vdev_reopen(spa->spa_root_vdev);