vm_mmap
virtual = vm_mmap(file_priv->filp, 0, map->size,
virtual = vm_mmap(file_priv->filp, 0, dma->byte_count,
addr = vm_mmap(obj->base.filp, 0, args->size,
error = vm_mmap(&vms->vm_map, &addr, size, prot,
error = vm_mmap(&p->p_vmspace->vm_map,
int vm_mmap(struct vm_map *, vm_offset_t *, vm_size_t,
error = vm_mmap(&vms->vm_map, &addr, size, prot, maxprot,