if (high_prio_read) pd->iosched.high_prio_read = 1; 
static void pkt_queue_bio(struct pktcdvd_device *pd, struct bio *bio, int high_prio_read){	spin_lock(&pd->iosched.lock);	if (bio_data_dir(bio) == READ) {		pkt_add_list_last(bio, &pd->iosched.read_queue,				  &pd->iosched.read_queue_tail);		if (high_prio_read)			pd->iosched.high_prio_read = 1;	} else {		pkt_add_list_last(bio, &pd->iosched.write_queue,				  &pd->iosched.write_queue_tail);	}	spin_unlock(&pd->iosched.lock);	atomic_set(&pd->iosched.attention, 1);	wake_up(&pd->wqueue);}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/46c271bedd2c8444b1d05bc44928beec0c07debc/pktcdvd.c/buggy/drivers/block/pktcdvd.c