VIRTIO_BLK_F_WRITE_ZEROES
if (virtio_has_feature(vdev, VIRTIO_BLK_F_WRITE_ZEROES)) {
VIRTIO_BLK_F_MQ, VIRTIO_BLK_F_DISCARD, VIRTIO_BLK_F_WRITE_ZEROES,
VIRTIO_BLK_F_MQ, VIRTIO_BLK_F_DISCARD, VIRTIO_BLK_F_WRITE_ZEROES,
if ((features & BIT_ULL(VIRTIO_BLK_F_WRITE_ZEROES)) == 0)
(1ULL << VIRTIO_BLK_F_WRITE_ZEROES))