277 	.copy = VM_OBJECT_NULL,
278 	.shadow = VM_OBJECT_NULL,
616 	vm_object_t     shadow = VM_OBJECT_NULL;  in vm_object_deallocate()
621 	if (object == VM_OBJECT_NULL) {  in vm_object_deallocate()
652 	    object->shadow != VM_OBJECT_NULL) {  in vm_object_deallocate()
686 		    object->shadow != VM_OBJECT_NULL) {  in vm_object_deallocate()
722 	while (object != VM_OBJECT_NULL) {  in vm_object_deallocate()
768 			    object->shadow != VM_OBJECT_NULL) {  in vm_object_deallocate()
815 		shadow = object->pageout?VM_OBJECT_NULL:object->shadow;  in vm_object_deallocate()
820 		if (shadow != VM_OBJECT_NULL) {  in vm_object_deallocate()
983 	vm_object_t     object = VM_OBJECT_NULL;  in vm_object_cache_evict()
984 	vm_object_t     next_obj = VM_OBJECT_NULL;  in vm_object_cache_evict()
1039 				object = VM_OBJECT_NULL;  in vm_object_cache_evict()
1050 				object = VM_OBJECT_NULL;  in vm_object_cache_evict()
1063 				object = VM_OBJECT_NULL;  in vm_object_cache_evict()
1074 		if (object == VM_OBJECT_NULL) {  in vm_object_cache_evict()
1173 		object = VM_OBJECT_NULL;  in vm_object_cache_evict()
1278 	if (((shadow_object = object->shadow) != VM_OBJECT_NULL) &&  in vm_object_terminate()
1282 			shadow_object->copy = VM_OBJECT_NULL;  in vm_object_terminate()
1325 	object = VM_OBJECT_NULL;  in vm_object_terminate()
1485 		assert(object->shadow != VM_OBJECT_NULL);  in vm_object_reap()
1517 	object->shadow = VM_OBJECT_NULL;  in vm_object_reap()
1530 	object = VM_OBJECT_NULL;  in vm_object_reap()
1837 		    object->pageout ? VM_OBJECT_NULL : object->shadow;  in vm_object_reaper_thread()
1841 		object = VM_OBJECT_NULL;  in vm_object_reaper_thread()
1843 		if (shadow_object != VM_OBJECT_NULL) {  in vm_object_reaper_thread()
1849 			shadow_object = VM_OBJECT_NULL;  in vm_object_reaper_thread()
1906 	if (object == VM_OBJECT_NULL) {  in vm_object_destroy()
2670 	if (object == VM_OBJECT_NULL) {  in vm_object_pmap_protect_options()
2864 			if (next_object != VM_OBJECT_NULL) {  in vm_object_pmap_protect_options()
2935 		*_result_object = VM_OBJECT_NULL;  in vm_object_copy_slowly()
2985 				*_result_object = VM_OBJECT_NULL;  in vm_object_copy_slowly()
3004 			    src_object->shadow == VM_OBJECT_NULL &&  in vm_object_copy_slowly()
3147 				*_result_object = VM_OBJECT_NULL;  in vm_object_copy_slowly()
3170 				*_result_object = VM_OBJECT_NULL;  in vm_object_copy_slowly()
3217 	if (object == VM_OBJECT_NULL) {  in vm_object_copy_quickly()
3350 	assert(src_object->copy != VM_OBJECT_NULL);  in vm_object_copy_call()
3417 	vm_object_t             new_copy = VM_OBJECT_NULL;  in vm_object_copy_delayed()
3488 	if (old_copy != VM_OBJECT_NULL) {  in vm_object_copy_delayed()
3569 							if (new_copy != VM_OBJECT_NULL) {  in vm_object_copy_delayed()
3577 							return VM_OBJECT_NULL;  in vm_object_copy_delayed()
3602 			if (new_copy != VM_OBJECT_NULL) {  in vm_object_copy_delayed()
3620 		if (new_copy == VM_OBJECT_NULL) {  in vm_object_copy_delayed()
3644 	} else if (new_copy == VM_OBJECT_NULL) {  in vm_object_copy_delayed()
3684 				return VM_OBJECT_NULL;  in vm_object_copy_delayed()
3696 	if (old_copy != VM_OBJECT_NULL) {  in vm_object_copy_delayed()
3755 	assert(src_object != VM_OBJECT_NULL);  in vm_object_copy_strategically()
3785 			*dst_object = VM_OBJECT_NULL;  in vm_object_copy_strategically()
3800 		if (*dst_object != VM_OBJECT_NULL) {  in vm_object_copy_strategically()
3864 	assert(source != VM_OBJECT_NULL);  in vm_object_shadow()
3865 	if (source == VM_OBJECT_NULL) {  in vm_object_shadow()
3911 			    (source->shadow == VM_OBJECT_NULL ||  in vm_object_shadow()
3912 			    source->shadow->copy == VM_OBJECT_NULL)) {  in vm_object_shadow()
3939 	if ((result = vm_object_allocate(length)) == VM_OBJECT_NULL) {  in vm_object_shadow()
4073 	if (object != VM_OBJECT_NULL) {  in vm_object_memory_object_associate()
4081 		assert(object != VM_OBJECT_NULL);  in vm_object_memory_object_associate()
4158 	vm_object_t             pager_object = VM_OBJECT_NULL;  in vm_object_compressor_pager_create()
4488 		backing_object->shadow = VM_OBJECT_NULL;  in vm_object_do_collapse()
4494 	assert((object->shadow == VM_OBJECT_NULL) ||  in vm_object_do_collapse()
4510 	assert(backing_object->shadow == VM_OBJECT_NULL);  in vm_object_do_collapse()
4574 		backing_object->copy = VM_OBJECT_NULL;  in vm_object_do_bypass()
4679 	if (object == VM_OBJECT_NULL) {  in vm_object_collapse()
4710 		if (backing_object == VM_OBJECT_NULL) {  in vm_object_collapse()
4791 		if (backing_object->shadow != VM_OBJECT_NULL &&  in vm_object_collapse()
5194 	if (next_object != VM_OBJECT_NULL) {  in vm_object_coalesce()
5198 	if (prev_object == VM_OBJECT_NULL) {  in vm_object_coalesce()
5222 	    (prev_object->shadow != VM_OBJECT_NULL) ||  in vm_object_coalesce()
5223 	    (prev_object->copy != VM_OBJECT_NULL) ||  in vm_object_coalesce()
5367 	    VM_OBJECT_NULL,  in memory_object_create_named()
5370 	if (object == VM_OBJECT_NULL) {  in memory_object_create_named()
5375 	if (object != VM_OBJECT_NULL) {  in memory_object_create_named()
5406 	if (object == VM_OBJECT_NULL) {  in vm_object_lock_request()
5463 	assert(object->copy == VM_OBJECT_NULL);  in vm_object_purge()
5662 	if (object == VM_OBJECT_NULL) {  in vm_object_purgable_control()
5680 	assert(object->copy == VM_OBJECT_NULL);  in vm_object_purgable_control()
5996 	if (object == VM_OBJECT_NULL) {  in vm_object_get_page_counts()
6076 	if (object == VM_OBJECT_NULL) {  in vm_object_reference()
6109 	tmp_object = VM_OBJECT_NULL;  in vm_object_transpose()
6113 	    object1 == VM_OBJECT_NULL ||  in vm_object_transpose()
6114 	    object2 == VM_OBJECT_NULL) {  in vm_object_transpose()
6393 	if (tmp_object != VM_OBJECT_NULL) {  in vm_object_transpose()
6401 		tmp_object = VM_OBJECT_NULL;  in vm_object_transpose()
7304 	assert(object != VM_OBJECT_NULL);  in vm_object_compressed_freezer_pageout()
7521 	assert(object != VM_OBJECT_NULL );  in vm_object_pageout()
7937 	assert(object->shadow == VM_OBJECT_NULL);  in vm_object_ledger_tag_ledgers()
8122 	assert(object->shadow == VM_OBJECT_NULL);  in vm_object_ownership_change()
8123 	assert(object->copy == VM_OBJECT_NULL);  in vm_object_ownership_change()