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path: root/drivers/md/dm-region-hash.c
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Diffstat (limited to 'drivers/md/dm-region-hash.c')
-rw-r--r--drivers/md/dm-region-hash.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/md/dm-region-hash.c b/drivers/md/dm-region-hash.c
index 7771ed21218..b929fd5f498 100644
--- a/drivers/md/dm-region-hash.c
+++ b/drivers/md/dm-region-hash.c
@@ -126,7 +126,8 @@ EXPORT_SYMBOL_GPL(dm_rh_region_to_sector);
region_t dm_rh_bio_to_region(struct dm_region_hash *rh, struct bio *bio)
{
- return dm_rh_sector_to_region(rh, bio->bi_sector - rh->target_begin);
+ return dm_rh_sector_to_region(rh, bio->bi_iter.bi_sector -
+ rh->target_begin);
}
EXPORT_SYMBOL_GPL(dm_rh_bio_to_region);
@@ -404,6 +405,9 @@ void dm_rh_mark_nosync(struct dm_region_hash *rh, struct bio *bio)
return;
}
+ if (bio->bi_rw & REQ_DISCARD)
+ return;
+
/* We must inform the log that the sync count has changed. */
log->type->set_region_sync(log, region, 0);
@@ -524,7 +528,7 @@ void dm_rh_inc_pending(struct dm_region_hash *rh, struct bio_list *bios)
struct bio *bio;
for (bio = bios->head; bio; bio = bio->bi_next) {
- if (bio->bi_rw & REQ_FLUSH)
+ if (bio->bi_rw & (REQ_FLUSH | REQ_DISCARD))
continue;
rh_inc(rh, dm_rh_bio_to_region(rh, bio));
}