slots_free
slots_free(bsdp->bsd_slots,
slots_free(sp->sn_slots, sp->sn_fore->cn_attrs.ca_maxrequests);
int pages, chunks, slots, slots_free;
slots_free = xnf_tx_slots_get(xnfp, XEN_MAX_SLOTS_PER_TX, B_FALSE);
if (slots_free < XEN_MAX_SLOTS_PER_TX) {