vm_phys_enqueue_contig
vm_phys_enqueue_contig(m, pool, pagecount);
vm_phys_enqueue_contig(m_start, pool, m_end - m_start);
void vm_phys_enqueue_contig(vm_page_t m, int pool, u_long npages);
vm_phys_enqueue_contig(&rv->pages[pos0], VM_FREEPOOL_DEFAULT,