rem: return (*key) % range;
add: return (uint64)*key % range;
context: driver_entry_hash(void *_driver, const void *_key, uint32 range){	driver_entry *driver = (driver_entry *)_driver;	const vnode_id *key = (const vnode_id *)_key;	if (driver != NULL)		return driver->node % range;	return (*key) % range;}