>
> But I don't see elevator_switch() release the referenct of the module
> it is switching from. It's still not balance to me.
>
The reference count is released here:
elevator_switch_mq()
--> elevator_exit()
--> __elevator_exit()
--> kobject_put()
--> kobject_release()
--> elevator_release()
--> elevator_put()
What a deep call stack. :)
Sincerely,
Jinlong Chen
