atomic_set(&dc->may_delay, 1);
ti->num_flush_requests = 1;
+ ti->num_discard_requests = 1;
ti->private = dc;
return 0;
bio->bi_bdev = dc->dev_write->bdev;
if (bio_sectors(bio))
bio->bi_sector = dc->start_write +
- (bio->bi_sector - ti->begin);
+ dm_target_offset(ti, bio->bi_sector);
return delay_bio(dc, dc->write_delay, bio);
}
bio->bi_bdev = dc->dev_read->bdev;
- bio->bi_sector = dc->start_read +
- (bio->bi_sector - ti->begin);
+ bio->bi_sector = dc->start_read + dm_target_offset(ti, bio->bi_sector);
return delay_bio(dc, dc->read_delay, bio);
}