atomic_dec(&num_reqs);
                queue[rd].sc = NULL;
                if (DBG)
-                       printk("simscsi_interrupt: done with %ld\n", sc->serial_number);
+                       printk("simscsi_interrupt: done with %u\n",
+                              sc->request->tag);
                (*sc->scsi_done)(sc);
                rd = (rd + 1) % SIMSCSI_REQ_QUEUE_LEN;
        }
        register long sp asm ("sp");
 
        if (DBG)
-               printk("simscsi_queuecommand: target=%d,cmnd=%u,sc=%lu,sp=%lx,done=%p\n",
-                      target_id, sc->cmnd[0], sc->serial_number, sp, done);
+               printk("simscsi_queuecommand: target=%d,cmnd=%u,sc=%u,sp=%lx,done=%p\n",
+                      target_id, sc->cmnd[0], sc->request->tag, sp, done);
 #endif
 
        sc->result = DID_BAD_TARGET << 16;