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-rw-r--r--drivers/md/dm.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index d85adec43fe8..e38d1d7d17d6 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -1152,7 +1152,8 @@ static int clone_bio(struct dm_target_io *tio, struct bio *bio,
return r;
}
- bio_advance(clone, to_bytes(sector - clone->bi_iter.bi_sector));
+ if (bio_op(bio) != REQ_OP_ZONE_REPORT)
+ bio_advance(clone, to_bytes(sector - clone->bi_iter.bi_sector));
clone->bi_iter.bi_size = to_bytes(len);
if (unlikely(bio_integrity(bio) != NULL))
@@ -1341,7 +1342,11 @@ static int __split_and_process_non_flush(struct clone_info *ci)
if (!dm_target_is_valid(ti))
return -EIO;
- len = min_t(sector_t, max_io_len(ci->sector, ti), ci->sector_count);
+ if (bio_op(bio) == REQ_OP_ZONE_REPORT)
+ len = ci->sector_count;
+ else
+ len = min_t(sector_t, max_io_len(ci->sector, ti),
+ ci->sector_count);
r = __clone_and_map_data_bio(ci, ti, ci->sector, &len);
if (r < 0)