blk_insert_request(q, cmd->request, 1, cmd, 1); 
 spin_lock_irqsave(q->queue_lock, flags); blk_requeue_request(q, cmd->request); spin_unlock_irqrestore(q->queue_lock, flags); 
static void scsi_requeue_command(struct request_queue *q, struct scsi_cmnd *cmd){	cmd->request->flags &= ~REQ_DONTPREP;	blk_insert_request(q, cmd->request, 1, cmd, 1);	scsi_run_queue(q);}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/283369ccc26705bd9585a0e533c92bd7364c28d1/scsi_lib.c/buggy/drivers/scsi/scsi_lib.c