fix node when save asynchronous full write and remove dev warnings

src/datawizard/copy_driver.c

@@ -560,14 +560,10 @@ static int copy_data_1_to_1_generic(starpu_data_handle_t handle,
 			else if (ret == -EAGAIN)
 			{
 				req->async_channel.event.disk_event.ptr = ptr;
-				req->async_channel.event.disk_event.node = dst_node;
+				req->async_channel.event.disk_event.node = src_node;
 				req->async_channel.event.disk_event.size = size;
 			}
 
-#ifdef STARPU_DEVEL
-#warning TODO: support asynchronous disk requests for packed data
-#endif
-			/* For now, asynchronous is not supported */
 			STARPU_ASSERT(ret == 0 || ret == -EAGAIN);
 		}
 		break;
@@ -603,10 +599,6 @@ static int copy_data_1_to_1_generic(starpu_data_handle_t handle,
 				req->async_channel.event.disk_event.handle = handle;
 			}
 			
-#ifdef STARPU_DEVEL
-#warning TODO: support asynchronous disk requests for packed data
-#endif
-			/* For now, asynchronous is not supported */
 			STARPU_ASSERT(ret == 0 || ret == -EAGAIN);
 		}
 		break;