uao_create
obj->uao = uao_create(size, 0);
uao = uao_create(PAGE_ALIGN(len), 0);
swap_storage = uao_create(size, 0);
uao = uao_create(vmr->vmr_size, UAO_FLAG_CANFAIL);
sigobject = uao_create(sz, 0); /* permanent reference */
timekeep_object = uao_create(timekeep_sz, 0);
shm_handle->shm_object = uao_create(size, 0);
uobj = uao_create(0, UAO_FLAG_CANFAIL);
struct uvm_object *uao_create(vsize_t, int);
uao_create(VM_KERNEL_SPACE_SIZE, UAO_FLAG_KERNSWAP);
uvm.kernel_object = uao_create(VM_KERNEL_SPACE_SIZE, UAO_FLAG_KERNOBJ);