del_timer_sync(&cfqd->idle_slice_timer); del_timer_sync(&cfqd->idle_class_timer); 
cfq_shutdown_timer_wq(cfqd); 
static void cfq_exit_queue(elevator_t *e){	struct cfq_data *cfqd = e->elevator_data;	del_timer_sync(&cfqd->idle_slice_timer);	del_timer_sync(&cfqd->idle_class_timer);	cfq_put_cfqd(cfqd);}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/3b18152c327707ae6a2eeba4cfb66457143753bc/cfq-iosched.c/clean/drivers/block/cfq-iosched.c