staticvoiddo_ramblk_request(struct request_queue *q ){structrequest*req;// static volatile int r_cnt = 0;// static volatile int w_cnt = 0;//printk("ramblk_request_fn %d.\n",cnt++);req =blk_fetch_request(q);while(req) {unsignedlongstart = blk_rq_pos(req) <<9;unsignedlonglen ...