cfqq->must_alloc_slice = 0; cfqq->fifo_expire = 0; 
cfq_clear_cfqq_must_alloc_slice(cfqq); cfq_clear_cfqq_fifo_expire(cfqq); cfq_clear_cfqq_expired(cfqq); 
__cfq_set_active_queue(struct cfq_data *cfqd, struct cfq_queue *cfqq){	if (cfqq) {		/*		 * stop potential idle class queues waiting service		 */		del_timer(&cfqd->idle_class_timer);		cfqq->slice_start = jiffies;		cfqq->slice_end = 0;		cfqq->slice_left = 0;		cfqq->must_alloc_slice = 0;		cfqq->fifo_expire = 0;	}	cfqd->active_queue = cfqq;}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/3b18152c327707ae6a2eeba4cfb66457143753bc/cfq-iosched.c/buggy/drivers/block/cfq-iosched.c