zio_write_phys
wzio = zio_write_phys(pio, dev->l2ad_vdev,
err = zio_wait(zio_write_phys(NULL, dev->l2ad_vdev,
wzio = zio_write_phys(pio, dev->l2ad_vdev, dev->l2ad_hand,
extern zio_t *zio_write_phys(zio_t *pio, vdev_t *vd, uint64_t offset,
zio_nowait(zio_write_phys(vd->vdev_probe_zio, vd,
zio_nowait(zio_write_phys(spa->spa_txg_zio[txg & TXG_MASK], vd, start,
zio_nowait(zio_write_phys(zio, vd,