--- linux-2.6.19.2/drivers/base/core.c	2007-01-11 08:38:19.000000000 +0100
+++ linux-2.6.19.2/drivers/base/core.c	2013-02-02 20:24:01.801145655 +0100
@@ -394,7 +394,7 @@
  *	to the global and sibling lists for the device, then
  *	adds it to the other relevant subsystems of the driver model.
  */
-int device_add(struct device *dev)
+int device_add_X(struct device *dev)
 {
 	struct device *parent = NULL;
 	char *class_name = NULL;
@@ -676,7 +676,7 @@
 EXPORT_SYMBOL_GPL(device_for_each_child);
 
 EXPORT_SYMBOL_GPL(device_initialize);
-EXPORT_SYMBOL_GPL(device_add);
+EXPORT_SYMBOL_GPL(device_add_X);
 EXPORT_SYMBOL_GPL(device_register);
 
 EXPORT_SYMBOL_GPL(device_del);
--- linux-2.6.19.2/include/linux/device.h	2007-01-11 08:38:19.000000000 +0100
+++ linux-2.6.19.2/include/linux/device.h	2013-02-02 19:46:00.477451636 +0100
@@ -27,6 +27,7 @@
 #define DEVICE_ID_SIZE		32
 #define BUS_ID_SIZE		KOBJ_NAME_LEN
 
+#define device_add(x) ({ printk("device_add_X(): %s:%d @%s\n",__FILE__,__LINE__,__FUNCTION__); device_add_X(x); })
 
 struct device;
 struct device_driver;
@@ -391,7 +394,7 @@
 extern int __must_check device_register(struct device * dev);
 extern void device_unregister(struct device * dev);
 extern void device_initialize(struct device * dev);
-extern int __must_check device_add(struct device * dev);
+extern int __must_check device_add_X(struct device * dev);
 extern void device_del(struct device * dev);
 extern int device_for_each_child(struct device *, void *,
 		     int (*fn)(struct device *, void *));