- struct request *rq = flush_rq->end_io_data;
- int good_sectors = rq->hard_nr_sectors;
- int bad_sectors;
- sector_t sector;
-
- if (flush_rq->errors & ABRT_ERR) {
- printk(KERN_ERR "%s: barrier support doesn't work\n", drive->name);
- blk_queue_ordered(drive->queue, QUEUE_ORDERED_NONE);
- blk_queue_issue_flush_fn(drive->queue, NULL);
- good_sectors = 0;
- } else if (flush_rq->errors) {
- good_sectors = 0;
- if (blk_barrier_preflush(rq)) {
- sector = ide_get_error_location(drive,flush_rq->buffer);
- if ((sector >= rq->hard_sector) &&
- (sector < rq->hard_sector + rq->hard_nr_sectors))
- good_sectors = sector - rq->hard_sector;
- }
- }
-
- if (flush_rq->errors)
- printk(KERN_ERR "%s: failed barrier write: "
- "sector=%Lx(good=%d/bad=%d)\n",
- drive->name, (unsigned long long)rq->sector,
- good_sectors,
- (int) (rq->hard_nr_sectors-good_sectors));
-
- bad_sectors = rq->hard_nr_sectors - good_sectors;
-
- if (good_sectors)
- __ide_end_request(drive, rq, 1, good_sectors);
- if (bad_sectors)
- __ide_end_request(drive, rq, 0, bad_sectors);
-}
-
-static int idedisk_prepare_flush(request_queue_t *q, struct request *rq)
-{
- ide_drive_t *drive = q->queuedata;
-
- if (!drive->wcache)
- return 0;