diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index 51c4c5c..69fc76c 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -1632,6 +1632,7 @@
 				generic_make_request(bio);
 			}
 		}
+		cond_resched();
 	}
 	if (unplug)
 		unplug_slaves(mddev);