283 	.vo_copy = VM_OBJECT_NULL,
286 	.shadow = VM_OBJECT_NULL,
627 	vm_object_t     shadow = VM_OBJECT_NULL;  in vm_object_deallocate()
632 	if (object == VM_OBJECT_NULL) {  in vm_object_deallocate()
664 	    object->shadow != VM_OBJECT_NULL) {  in vm_object_deallocate()
698 		    object->shadow != VM_OBJECT_NULL) {  in vm_object_deallocate()
734 	while (object != VM_OBJECT_NULL) {  in vm_object_deallocate()
788 			    object->shadow != VM_OBJECT_NULL) {  in vm_object_deallocate()
833 		shadow = object->pageout?VM_OBJECT_NULL:object->shadow;  in vm_object_deallocate()
838 		if (shadow != VM_OBJECT_NULL) {  in vm_object_deallocate()
1011 	vm_object_t     object = VM_OBJECT_NULL;  in vm_object_cache_evict()
1012 	vm_object_t     next_obj = VM_OBJECT_NULL;  in vm_object_cache_evict()
1072 				object = VM_OBJECT_NULL; /* this will cause to break away from the outer loop */  in vm_object_cache_evict()
1083 				object = VM_OBJECT_NULL;  in vm_object_cache_evict()
1096 				object = VM_OBJECT_NULL;  in vm_object_cache_evict()
1107 		if (object == VM_OBJECT_NULL) {  in vm_object_cache_evict()
1233 		object = VM_OBJECT_NULL;  in vm_object_cache_evict()
1350 	if (((shadow_object = object->shadow) != VM_OBJECT_NULL) &&  in vm_object_terminate()
1354 			VM_OBJECT_COPY_SET(shadow_object, VM_OBJECT_NULL);  in vm_object_terminate()
1397 	object = VM_OBJECT_NULL;  in vm_object_terminate()
1559 		assert(object->shadow != VM_OBJECT_NULL);  in vm_object_reap()
1591 	object->shadow = VM_OBJECT_NULL;  in vm_object_reap()
1604 	object = VM_OBJECT_NULL;  in vm_object_reap()
1938 		    object->pageout ? VM_OBJECT_NULL : object->shadow;  in vm_object_reaper_thread()
1942 		object = VM_OBJECT_NULL;  in vm_object_reaper_thread()
1944 		if (shadow_object != VM_OBJECT_NULL) {  in vm_object_reaper_thread()
1950 			shadow_object = VM_OBJECT_NULL;  in vm_object_reaper_thread()
2003 	if (object == VM_OBJECT_NULL) {  in vm_object_destroy()
2950 	if (object == VM_OBJECT_NULL) {
3146 			if (next_object != VM_OBJECT_NULL) {
3217 		*_result_object = VM_OBJECT_NULL;
3274 				*_result_object = VM_OBJECT_NULL;
3293 			    src_object->shadow == VM_OBJECT_NULL &&
3436 				*_result_object = VM_OBJECT_NULL;
3459 				*_result_object = VM_OBJECT_NULL;
3506 	if (object == VM_OBJECT_NULL) {
3578 	vm_object_t             new_copy = VM_OBJECT_NULL;
3654 	if (old_copy != VM_OBJECT_NULL) {
3735 							if (new_copy != VM_OBJECT_NULL) {
3743 							return VM_OBJECT_NULL;
3779 			if (new_copy != VM_OBJECT_NULL) {
3797 		if (new_copy == VM_OBJECT_NULL) {
3822 	} else if (new_copy == VM_OBJECT_NULL) {
3863 				return VM_OBJECT_NULL;
3876 	if (old_copy != VM_OBJECT_NULL) {
3937 	assert(src_object != VM_OBJECT_NULL);
3967 			*dst_object = VM_OBJECT_NULL;
3995 		if (*dst_object != VM_OBJECT_NULL) {
4053 	assert(source != VM_OBJECT_NULL);
4054 	if (source == VM_OBJECT_NULL) {
4100 			    (source->shadow == VM_OBJECT_NULL ||
4101 			    source->shadow->vo_copy == VM_OBJECT_NULL)) {
4128 	if ((result = vm_object_allocate(length, source->vmo_provenance)) == VM_OBJECT_NULL) {
4262 	if (object != VM_OBJECT_NULL) {
4272 		assert(object != VM_OBJECT_NULL);
4348 	vm_object_t             pager_object = VM_OBJECT_NULL;
4726 		backing_object->shadow = VM_OBJECT_NULL;
4732 	assert((object->shadow == VM_OBJECT_NULL) ||
4748 	assert(backing_object->shadow == VM_OBJECT_NULL);
4812 		VM_OBJECT_COPY_SET(backing_object, VM_OBJECT_NULL);
4919 	if (object == VM_OBJECT_NULL) {
4950 		if (backing_object == VM_OBJECT_NULL) {
5031 		if (backing_object->shadow != VM_OBJECT_NULL &&
5434 	if (next_object != VM_OBJECT_NULL) {
5438 	if (prev_object == VM_OBJECT_NULL) {
5463 	    (prev_object->shadow != VM_OBJECT_NULL) ||
5464 	    (prev_object->vo_copy != VM_OBJECT_NULL) ||
5605 	    VM_OBJECT_NULL,
5608 	if (object == VM_OBJECT_NULL) {
5613 	if (object != VM_OBJECT_NULL) {
5644 	if (object == VM_OBJECT_NULL) {
5701 	assert(object->vo_copy == VM_OBJECT_NULL);
5899 	if (object == VM_OBJECT_NULL) {
5917 	assert(object->vo_copy == VM_OBJECT_NULL);
6233 	if (object == VM_OBJECT_NULL) {
6313 	if (object == VM_OBJECT_NULL) {
6345 	tmp_object = VM_OBJECT_NULL;
6349 	    object1 == VM_OBJECT_NULL ||
6350 	    object2 == VM_OBJECT_NULL) {
6627 	if (tmp_object != VM_OBJECT_NULL) {
6643 		tmp_object = VM_OBJECT_NULL;
7552 	assert(object != VM_OBJECT_NULL);
7776 	assert(object != VM_OBJECT_NULL );
8322 	if (object != VM_OBJECT_NULL) {
8611 	assert(object->shadow == VM_OBJECT_NULL);
8855 	assert(object->shadow == VM_OBJECT_NULL);
8858 		assert(object->vo_copy == VM_OBJECT_NULL);