Symbol: VIRTIO_BLK_T_DISCARD
usr/src/uts/common/io/vioblk/vioblk.c
458
} else if (type == VIRTIO_BLK_T_DISCARD) {
usr/src/uts/common/io/vioblk/vioblk.c
665
r = vioblk_request(vib, xfer, VIRTIO_BLK_T_DISCARD);