--- zzzz-none-000/linux-3.10.107/drivers/mtd/maps/physmap.c	2017-06-27 09:49:32.000000000 +0000
+++ vr9-7490-729/linux-3.10.107/drivers/mtd/maps/physmap.c	2021-11-10 11:53:55.000000000 +0000
@@ -107,6 +107,8 @@
 	if (physmap_data == NULL)
 		return -ENODEV;
 
+	printk("[%s] line=%d, doing probes\n" ,__FUNCTION__, __LINE__);
+
 	info = devm_kzalloc(&dev->dev, sizeof(struct physmap_flash_info),
 			    GFP_KERNEL);
 	if (info == NULL) {
@@ -256,6 +258,7 @@
 		if (err)
 			platform_driver_unregister(&physmap_flash_driver);
 	}
+	printk("[%s] compat registriert \n", __func__);
 #endif
 
 	return err;