cfqq->on_rr) 
cfq_cfqq_on_rr(cfqq)) 
static void cfq_prio_boost(struct cfq_queue *cfqq){	const int ioprio_class = cfqq->ioprio_class;	const int ioprio = cfqq->ioprio;	if (has_fs_excl()) {		/*		 * boost idle prio on transactions that would lock out other		 * users of the filesystem		 */		if (cfq_class_idle(cfqq))			cfqq->ioprio_class = IOPRIO_CLASS_BE;		if (cfqq->ioprio > IOPRIO_NORM)			cfqq->ioprio = IOPRIO_NORM;	} else {		/*		 * check if we need to unboost the queue		 */		if (cfqq->ioprio_class != cfqq->org_ioprio_class)			cfqq->ioprio_class = cfqq->org_ioprio_class;		if (cfqq->ioprio != cfqq->org_ioprio)			cfqq->ioprio = cfqq->org_ioprio;	}	/*	 * refile between round-robin lists if we moved the priority class	 */	if ((ioprio_class != cfqq->ioprio_class || ioprio != cfqq->ioprio) &&	    cfqq->on_rr)		cfq_resort_rr_list(cfqq, 0);}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/3b18152c327707ae6a2eeba4cfb66457143753bc/cfq-iosched.c/clean/drivers/block/cfq-iosched.c