[PATCH] USB: add notifier functions to the USB core for devices and busses

This should let us get rid of all of the different hooks in the USB core for
when something has changed.

Also, some other parts of the kernel have wanted to know this kind of
information at times.

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c
index 9ad3912..b700b6c 100644
--- a/drivers/usb/core/hcd.c
+++ b/drivers/usb/core/hcd.c
@@ -792,6 +792,7 @@ static int usb_register_bus(struct usb_bus *bus)
 	list_add (&bus->bus_list, &usb_bus_list);
 	up (&usb_bus_list_lock);
 
+	usb_notify_add_bus(bus);
 	usbfs_add_bus (bus);
 	usbmon_notify_bus_add (bus);
 
@@ -820,6 +821,7 @@ static void usb_deregister_bus (struct usb_bus *bus)
 	list_del (&bus->bus_list);
 	up (&usb_bus_list_lock);
 
+	usb_notify_remove_bus(bus);
 	usbmon_notify_bus_remove (bus);
 	usbfs_remove_bus (bus);