ACPI / hotplug: Make acpi_bus_hot_remove_device() internal

Notice that handle_root_bridge_removal() is the only user of
acpi_bus_hot_remove_device(), so it doesn't have to be exported
any more and can be made internal to the ACPI core.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Acked-by: Toshi Kani <toshi.kani@hp.com>
diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h
index ebc3ad0..6c79ae69 100644
--- a/drivers/acpi/internal.h
+++ b/drivers/acpi/internal.h
@@ -87,6 +87,7 @@
 void acpi_free_pnp_ids(struct acpi_device_pnp *pnp);
 int acpi_bind_one(struct device *dev, acpi_handle handle);
 int acpi_unbind_one(struct device *dev);
+void acpi_bus_hot_remove_device(void *context);
 
 /* --------------------------------------------------------------------------
                                   Power Resource
diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c
index 2c03aae..add408b 100644
--- a/drivers/acpi/pci_root.c
+++ b/drivers/acpi/pci_root.c
@@ -39,6 +39,8 @@
 #include <acpi/acpi_drivers.h>
 #include <acpi/apei.h>
 
+#include "internal.h"
+
 #define PREFIX "ACPI: "
 
 #define _COMPONENT		ACPI_PCI_COMPONENT
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index cc19d62..1217ba3 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -467,7 +467,6 @@
 {
 	__acpi_bus_hot_remove_device(context, ACPI_NOTIFY_EJECT_REQUEST);
 }
-EXPORT_SYMBOL(acpi_bus_hot_remove_device);
 
 static ssize_t real_power_state_show(struct device *dev,
 				     struct device_attribute *attr, char *buf)
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index 06b644c..eb37a6f 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -386,7 +386,6 @@
 int acpi_bus_register_driver(struct acpi_driver *driver);
 void acpi_bus_unregister_driver(struct acpi_driver *driver);
 int acpi_bus_scan(acpi_handle handle);
-void acpi_bus_hot_remove_device(void *context);
 void acpi_bus_trim(struct acpi_device *start);
 acpi_status acpi_bus_get_ejd(acpi_handle handle, acpi_handle * ejd);
 int acpi_match_device_ids(struct acpi_device *device,