VDD_METASLAB
vdev_dirty(vd, VDD_METASLAB, ms, txg);
vdev_dirty(vd, VDD_METASLAB, msp, txg + 1);
vdev_dirty(vd, VDD_METASLAB, msp, txg + 1);
vdev_dirty(mg->mg_vd, VDD_METASLAB, msp, txg);
vdev_dirty(vd, VDD_METASLAB, msp, spa_syncing_txg(spa));
vdev_dirty(vd, VDD_METASLAB, msp, txg);
vdev_dirty(vd, VDD_METASLAB, ms, sdc->sdc_txg);
if (flags & VDD_METASLAB)