diff --git a/fs/ext4/file.c b/fs/ext4/file.c
index 7d61069531d3..02ffbd29d6b0 100644
--- a/fs/ext4/file.c
+++ b/fs/ext4/file.c
@@ -844,7 +844,7 @@ static int ext4_file_open(struct inode *inode, struct file *filp)
 			return ret;
 	}
 
-	filp->f_mode |= FMODE_NOWAIT;
+	filp->f_mode |= FMODE_NOWAIT | FMODE_BUF_RASYNC;
 	return dquot_file_open(inode, filp);
 }