q->last_sector = 0; q->boundary_rq = NULL; q->max_back_kb = 0; 
static int elevator_attach(request_queue_t *q, struct elevator_type *e,			   struct elevator_queue *eq){	int ret = 0;	memset(eq, 0, sizeof(*eq));	eq->ops = &e->ops;	eq->elevator_type = e;	INIT_LIST_HEAD(&q->queue_head);	q->last_merge = NULL;	q->elevator = eq;	if (eq->ops->elevator_init_fn)		ret = eq->ops->elevator_init_fn(q, eq);	return ret;}
10457	/local/tlutelli/issta_data/temp/c/2005_temp/2005/10457/8922e16cf6269e668123acb1ae1fdc62b7a3a4fc/elevator.c/buggy/drivers/block/elevator.c