2 files changed, 5 insertions, 3 deletions

diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 0a2b5516bc21..f48a2f359ac4 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -630,7 +630,7 @@ static void dec_pending(struct dm_io *io, int error)
                         queue_io(md, bio);
                 } else {
                         /* done with normal IO or empty flush */
-                        trace_block_bio_complete(md->queue, bio);
+                        trace_block_bio_complete(md->queue, bio, io_error);
                         bio_endio(bio, io_error);
                 }
         }
diff --git a/include/trace/events/block.h b/include/trace/events/block.h
index b56c65dc105d..aba421d68f6f 100644
--- a/include/trace/events/block.h
+++ b/include/trace/events/block.h
@@ -206,15 +206,16 @@ TRACE_EVENT(block_bio_bounce,
  * block_bio_complete - completed all work on the block operation
  * @q: queue holding the block operation
  * @bio: block operation completed
+ * @error: io error value
  *
  * This tracepoint indicates there is no further work to do on this
  * block IO operation @bio.
  */
 TRACE_EVENT(block_bio_complete,
 
-        TP_PROTO(struct request_queue *q, struct bio *bio),
+        TP_PROTO(struct request_queue *q, struct bio *bio, int error),
 
-        TP_ARGS(q, bio),
+        TP_ARGS(q, bio, error),
 
         TP_STRUCT__entry(
                 __field( dev_t,         dev             )
@@ -228,6 +229,7 @@ TRACE_EVENT(block_bio_complete,
                 __entry->dev            = bio->bi_bdev->bd_dev;
                 __entry->sector         = bio->bi_sector;
                 __entry->nr_sector      = bio->bi_size >> 9;
+                __entry->error          = error;
                 blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size);
         ),