304 	.vo_copy = VM_OBJECT_NULL,
307 	.shadow = VM_OBJECT_NULL,
676 	vm_object_t     shadow = VM_OBJECT_NULL;  in vm_object_deallocate()
681 	if (object == VM_OBJECT_NULL) {  in vm_object_deallocate()
713 	    object->shadow != VM_OBJECT_NULL) {  in vm_object_deallocate()
747 		    object->shadow != VM_OBJECT_NULL) {  in vm_object_deallocate()
783 	while (object != VM_OBJECT_NULL) {  in vm_object_deallocate()
858 			    object->shadow != VM_OBJECT_NULL) {  in vm_object_deallocate()
903 		shadow = object->pageout?VM_OBJECT_NULL:object->shadow;  in vm_object_deallocate()
908 		if (shadow != VM_OBJECT_NULL) {  in vm_object_deallocate()
1138 	vm_object_t     object = VM_OBJECT_NULL;  in vm_object_cache_evict()
1139 	vm_object_t     next_obj = VM_OBJECT_NULL;  in vm_object_cache_evict()
1199 				object = VM_OBJECT_NULL; /* this will cause to break away from the outer loop */  in vm_object_cache_evict()
1210 				object = VM_OBJECT_NULL;  in vm_object_cache_evict()
1223 				object = VM_OBJECT_NULL;  in vm_object_cache_evict()
1234 		if (object == VM_OBJECT_NULL) {  in vm_object_cache_evict()
1360 		object = VM_OBJECT_NULL;  in vm_object_cache_evict()
1477 	if (((shadow_object = object->shadow) != VM_OBJECT_NULL) &&  in vm_object_terminate()
1481 			VM_OBJECT_COPY_SET(shadow_object, VM_OBJECT_NULL);  in vm_object_terminate()
1524 	object = VM_OBJECT_NULL;  in vm_object_terminate()
1686 		assert(object->shadow != VM_OBJECT_NULL);  in vm_object_reap()
1718 	object->shadow = VM_OBJECT_NULL;  in vm_object_reap()
1731 	object = VM_OBJECT_NULL;  in vm_object_reap()
2082 		    object->pageout ? VM_OBJECT_NULL : object->shadow;  in vm_object_reaper_thread()
2086 		object = VM_OBJECT_NULL;  in vm_object_reaper_thread()
2088 		if (shadow_object != VM_OBJECT_NULL) {  in vm_object_reaper_thread()
2094 			shadow_object = VM_OBJECT_NULL;  in vm_object_reaper_thread()
2147 	if (object == VM_OBJECT_NULL) {  in vm_object_destroy()
3121 	if (object == VM_OBJECT_NULL) {
3317 			if (next_object != VM_OBJECT_NULL) {
3391 		*_result_object = VM_OBJECT_NULL;
3468 				*_result_object = VM_OBJECT_NULL;
3489 			    src_object->shadow == VM_OBJECT_NULL &&
3632 				*_result_object = VM_OBJECT_NULL;
3655 				*_result_object = VM_OBJECT_NULL;
3702 	if (object == VM_OBJECT_NULL) {
3779 	vm_object_t             new_copy = VM_OBJECT_NULL;
3861 	if (old_copy != VM_OBJECT_NULL) {
3958 							if (new_copy != VM_OBJECT_NULL) {
3966 							return VM_OBJECT_NULL;
4003 			if (new_copy != VM_OBJECT_NULL) {
4021 		if (new_copy == VM_OBJECT_NULL) {
4046 	} else if (new_copy == VM_OBJECT_NULL) {
4087 				return VM_OBJECT_NULL;
4100 	if (old_copy != VM_OBJECT_NULL) {
4162 	assert(src_object != VM_OBJECT_NULL);
4192 			*dst_object = VM_OBJECT_NULL;
4220 		if (*dst_object != VM_OBJECT_NULL) {
4281 	assert(source != VM_OBJECT_NULL);
4282 	if (source == VM_OBJECT_NULL) {
4328 			    (source->shadow == VM_OBJECT_NULL ||
4329 			    source->shadow->vo_copy == VM_OBJECT_NULL)) {
4356 	if ((result = vm_object_allocate(length, source->vmo_provenance)) == VM_OBJECT_NULL) {
4490 	if (object != VM_OBJECT_NULL) {
4500 		assert(object != VM_OBJECT_NULL);
4576 	vm_object_t             pager_object = VM_OBJECT_NULL;
4961 		backing_object->shadow = VM_OBJECT_NULL;
4967 	assert((object->shadow == VM_OBJECT_NULL) ||
4983 	assert(backing_object->shadow == VM_OBJECT_NULL);
5047 		VM_OBJECT_COPY_SET(backing_object, VM_OBJECT_NULL);
5154 	if (object == VM_OBJECT_NULL) {
5185 		if (backing_object == VM_OBJECT_NULL) {
5266 		if (backing_object->shadow != VM_OBJECT_NULL &&
5669 	if (next_object != VM_OBJECT_NULL) {
5673 	if (prev_object == VM_OBJECT_NULL) {
5698 	    (prev_object->shadow != VM_OBJECT_NULL) ||
5699 	    (prev_object->vo_copy != VM_OBJECT_NULL) ||
5840 	    VM_OBJECT_NULL,
5843 	if (object == VM_OBJECT_NULL) {
5848 	if (object != VM_OBJECT_NULL) {
5879 	if (object == VM_OBJECT_NULL) {
5936 	assert(object->vo_copy == VM_OBJECT_NULL);
6134 	if (object == VM_OBJECT_NULL) {
6152 	assert(object->vo_copy == VM_OBJECT_NULL);
6468 	if (object == VM_OBJECT_NULL) {
6554 	if (object == VM_OBJECT_NULL) {
6586 	tmp_object = VM_OBJECT_NULL;
6590 	    object1 == VM_OBJECT_NULL ||
6591 	    object2 == VM_OBJECT_NULL) {
6868 	if (tmp_object != VM_OBJECT_NULL) {
6884 		tmp_object = VM_OBJECT_NULL;
7800 	assert(object != VM_OBJECT_NULL);
8024 	assert(object != VM_OBJECT_NULL );
8586 	if (object != VM_OBJECT_NULL) {
8875 	assert(object->shadow == VM_OBJECT_NULL);
9119 	assert(object->shadow == VM_OBJECT_NULL);
9122 		assert(object->vo_copy == VM_OBJECT_NULL);