1 files changed, 3 insertions, 2 deletions

diff --git a/block/blk-core.c b/block/blk-core.c
index a2d97de1a12c..e3f7e6a3a095 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -1783,9 +1783,10 @@ void blk_start_request(struct request *req)
         blk_dequeue_request(req);
 
         /*
-         * We are now handing the request to the hardware, add the
-         * timeout handler.
+         * We are now handing the request to the hardware, initialize
+         * resid_len to full count and add the timeout handler.
          */
+        req->resid_len = blk_rq_bytes(req);
         blk_add_timer(req);
 }
 EXPORT_SYMBOL(blk_start_request);