1 files changed, 2 insertions, 1 deletions

diff --git a/block/blk.h b/block/blk.h
index 404c10b25ca1..51115599df9b 100644
--- a/block/blk.h
+++ b/block/blk.h
@@ -158,7 +158,8 @@ static inline int blk_cpu_to_group(int cpu)
  */
 static inline int blk_do_io_stat(struct request *rq)
 {
-        return rq->rq_disk && blk_rq_io_stat(rq) && blk_fs_request(rq);
+        return rq->rq_disk && blk_rq_io_stat(rq) && blk_fs_request(rq) &&
+                blk_discard_rq(rq);
 }
 
 #endif