* drivers without flush support don't have to worry
* about them.
*/
- if ((bio->bi_opf & (REQ_PREFLUSH | REQ_FUA)) &&
+ if (op_is_flush(bio->bi_opf) &&
!test_bit(QUEUE_FLAG_WC, &q->queue_flags)) {
bio->bi_opf &= ~(REQ_PREFLUSH | REQ_FUA);
if (!nr_sectors) {