smp_mb(); 
static void __freed_request(request_queue_t *q, int rw){	struct request_list *rl = &q->rq;	if (rl->count[rw] < queue_congestion_off_threshold(q))		clear_queue_congested(q, rw);	if (rl->count[rw] + 1 <= q->nr_requests) {		smp_mb();		if (waitqueue_active(&rl->wait[rw]))			wake_up(&rl->wait[rw]);		blk_clear_queue_full(q, rw);	}}
10457	/local/tlutelli/issta_data/temp/c/2005_temp/2005/10457/250dccc00805e755a6d80a73557034253da0831f/ll_rw_blk.c/clean/drivers/block/ll_rw_blk.c