usb: hub: rename usb_kick_khubd() to usb_kick_hub_wq()

USB hub started to use a workqueue instead of kthread. Let's make it clear from
the function names.

Signed-off-by: Petr Mladek <pmladek@suse.cz>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c
index 56a0661..761ccf0 100644
--- a/drivers/usb/core/hcd.c
+++ b/drivers/usb/core/hcd.c
@@ -2386,7 +2386,7 @@
 		/* make khubd clean up old urbs and devices */
 		usb_set_device_state (hcd->self.root_hub,
 				USB_STATE_NOTATTACHED);
-		usb_kick_khubd (hcd->self.root_hub);
+		usb_kick_hub_wq(hcd->self.root_hub);
 	}
 	if (usb_hcd_is_primary_hcd(hcd) && hcd->shared_hcd) {
 		hcd = hcd->shared_hcd;
@@ -2396,7 +2396,7 @@
 			/* make khubd clean up old urbs and devices */
 			usb_set_device_state(hcd->self.root_hub,
 					USB_STATE_NOTATTACHED);
-			usb_kick_khubd(hcd->self.root_hub);
+			usb_kick_hub_wq(hcd->self.root_hub);
 		}
 	}
 	spin_unlock_irqrestore (&hcd_root_hub_lock, flags);
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index ed7db51..9b01ab2 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -598,7 +598,7 @@
 	kref_put(&hub->kref, hub_release);
 }
 
-void usb_kick_khubd(struct usb_device *hdev)
+void usb_kick_hub_wq(struct usb_device *hdev)
 {
 	struct usb_hub *hub = usb_hub_to_struct_hub(hdev);
 
diff --git a/drivers/usb/core/usb.h b/drivers/usb/core/usb.h
index d9d0872..b1b34d0 100644
--- a/drivers/usb/core/usb.h
+++ b/drivers/usb/core/usb.h
@@ -48,7 +48,7 @@
 	return c->desc.bMaxPower * mul;
 }
 
-extern void usb_kick_khubd(struct usb_device *dev);
+extern void usb_kick_hub_wq(struct usb_device *dev);
 extern int usb_match_one_id_intf(struct usb_device *dev,
 				 struct usb_host_interface *intf,
 				 const struct usb_device_id *id);