Function vdev_create

freebsd/contrib/openzfs/module/zfs/vdev.c:2461–2489

}

int
vdev_create(vdev_t *vd, uint64_t txg, boolean_t isreplacing)
{
	int error;

	/*
	 * Normally, partial opens (e.g. of a mirror) are allowed.
	 * For a create, however, we want to fail the request if
	 * there are any components we can't open.
	 */
	error = vdev_open(vd);

	if (error || vd->vdev_state != VDEV_STATE_HEALTHY) {
		vdev_close(vd);
		return (error ? error : SET_ERROR(ENXIO));
	}

	/*
	 * Recursively load DTLs and initialize all labels.
	 */
	if ((error = vdev_dtl_load(vd)) != 0 ||
	    (error = vdev_label_init(vd, txg, isreplacing ?
	    VDEV_LABEL_REPLACE : VDEV_LABEL_CREATE)) != 0) {
		vdev_close(vd);
		return (error);
	}

	return (0);
}

void
vdev_metaslab_set_size(vdev_t *vd)