Use blkdev_issue_flush instead of open coding it.
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
drivers/md/dm-clone-target.c | 14 +-------------
1 file changed, 1 insertion(+), 13 deletions(-)
diff --git a/drivers/md/dm-clone-target.c b/drivers/md/dm-clone-target.c
index bdb255edc20043..a90bdf9b2ca6bd 100644
--- a/drivers/md/dm-clone-target.c
+++ b/drivers/md/dm-clone-target.c
@@ -85,12 +85,6 @@ struct clone {
struct dm_clone_metadata *cmd;
- /*
- * bio used to flush the destination device, before committing the
- * metadata.
- */
- struct bio flush_bio;
-
/* Region hydration hash table */
struct hash_table_bucket *ht;
@@ -1155,11 +1149,7 @@ static int commit_metadata(struct clone *clone, bool *dest_dev_flushed)
goto out;
}
- bio_reset(&clone->flush_bio);
- bio_set_dev(&clone->flush_bio, clone->dest_dev->bdev);
- clone->flush_bio.bi_opf = REQ_OP_WRITE | REQ_PREFLUSH;
-
- r = submit_bio_wait(&clone->flush_bio);
+ r = blkdev_issue_flush(clone->dest_dev->bdev);
if (unlikely(r)) {
__metadata_operation_failed(clone, "flush destination device", r);
goto out;
@@ -1886,7 +1876,6 @@ static int clone_ctr(struct dm_target *ti, unsigned int argc, char **argv)
bio_list_init(&clone->deferred_flush_completions);
clone->hydration_offset = 0;
atomic_set(&clone->hydrations_in_flight, 0);
- bio_init(&clone->flush_bio, NULL, 0);
clone->wq = alloc_workqueue("dm-" DM_MSG_PREFIX, WQ_MEM_RECLAIM, 0);
if (!clone->wq) {
@@ -1958,7 +1947,6 @@ static void clone_dtr(struct dm_target *ti)
struct clone *clone = ti->private;
mutex_destroy(&clone->commit_lock);
- bio_uninit(&clone->flush_bio);
for (i = 0; i < clone->nr_ctr_args; i++)
kfree(clone->ctr_args[i]);
--
2.29.2
--
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