277 	.copy = VM_OBJECT_NULL,
278 	.shadow = VM_OBJECT_NULL,
614 	vm_object_t     shadow = VM_OBJECT_NULL;  in vm_object_deallocate()
619 	if (object == VM_OBJECT_NULL) {  in vm_object_deallocate()
650 	    object->shadow != VM_OBJECT_NULL) {  in vm_object_deallocate()
684 		    object->shadow != VM_OBJECT_NULL) {  in vm_object_deallocate()
720 	while (object != VM_OBJECT_NULL) {  in vm_object_deallocate()
766 			    object->shadow != VM_OBJECT_NULL) {  in vm_object_deallocate()
813 		shadow = object->pageout?VM_OBJECT_NULL:object->shadow;  in vm_object_deallocate()
818 		if (shadow != VM_OBJECT_NULL) {  in vm_object_deallocate()
981 	vm_object_t     object = VM_OBJECT_NULL;  in vm_object_cache_evict()
982 	vm_object_t     next_obj = VM_OBJECT_NULL;  in vm_object_cache_evict()
1037 				object = VM_OBJECT_NULL;  in vm_object_cache_evict()
1048 				object = VM_OBJECT_NULL;  in vm_object_cache_evict()
1061 				object = VM_OBJECT_NULL;  in vm_object_cache_evict()
1072 		if (object == VM_OBJECT_NULL) {  in vm_object_cache_evict()
1171 		object = VM_OBJECT_NULL;  in vm_object_cache_evict()
1276 	if (((shadow_object = object->shadow) != VM_OBJECT_NULL) &&  in vm_object_terminate()
1280 			shadow_object->copy = VM_OBJECT_NULL;  in vm_object_terminate()
1323 	object = VM_OBJECT_NULL;  in vm_object_terminate()
1483 		assert(object->shadow != VM_OBJECT_NULL);  in vm_object_reap()
1515 	object->shadow = VM_OBJECT_NULL;  in vm_object_reap()
1528 	object = VM_OBJECT_NULL;  in vm_object_reap()
1835 		    object->pageout ? VM_OBJECT_NULL : object->shadow;  in vm_object_reaper_thread()
1839 		object = VM_OBJECT_NULL;  in vm_object_reaper_thread()
1841 		if (shadow_object != VM_OBJECT_NULL) {  in vm_object_reaper_thread()
1847 			shadow_object = VM_OBJECT_NULL;  in vm_object_reaper_thread()
1904 	if (object == VM_OBJECT_NULL) {  in vm_object_destroy()
2668 	if (object == VM_OBJECT_NULL) {  in vm_object_pmap_protect_options()
2862 			if (next_object != VM_OBJECT_NULL) {  in vm_object_pmap_protect_options()
2933 		*_result_object = VM_OBJECT_NULL;  in vm_object_copy_slowly()
2983 				*_result_object = VM_OBJECT_NULL;  in vm_object_copy_slowly()
3002 			    src_object->shadow == VM_OBJECT_NULL &&  in vm_object_copy_slowly()
3145 				*_result_object = VM_OBJECT_NULL;  in vm_object_copy_slowly()
3168 				*_result_object = VM_OBJECT_NULL;  in vm_object_copy_slowly()
3215 	if (object == VM_OBJECT_NULL) {  in vm_object_copy_quickly()
3348 	assert(src_object->copy != VM_OBJECT_NULL);  in vm_object_copy_call()
3415 	vm_object_t             new_copy = VM_OBJECT_NULL;  in vm_object_copy_delayed()
3486 	if (old_copy != VM_OBJECT_NULL) {  in vm_object_copy_delayed()
3567 							if (new_copy != VM_OBJECT_NULL) {  in vm_object_copy_delayed()
3575 							return VM_OBJECT_NULL;  in vm_object_copy_delayed()
3600 			if (new_copy != VM_OBJECT_NULL) {  in vm_object_copy_delayed()
3618 		if (new_copy == VM_OBJECT_NULL) {  in vm_object_copy_delayed()
3642 	} else if (new_copy == VM_OBJECT_NULL) {  in vm_object_copy_delayed()
3682 				return VM_OBJECT_NULL;  in vm_object_copy_delayed()
3694 	if (old_copy != VM_OBJECT_NULL) {  in vm_object_copy_delayed()
3753 	assert(src_object != VM_OBJECT_NULL);  in vm_object_copy_strategically()
3783 			*dst_object = VM_OBJECT_NULL;  in vm_object_copy_strategically()
3798 		if (*dst_object != VM_OBJECT_NULL) {  in vm_object_copy_strategically()
3862 	assert(source != VM_OBJECT_NULL);  in vm_object_shadow()
3863 	if (source == VM_OBJECT_NULL) {  in vm_object_shadow()
3909 			    (source->shadow == VM_OBJECT_NULL ||  in vm_object_shadow()
3910 			    source->shadow->copy == VM_OBJECT_NULL)) {  in vm_object_shadow()
3937 	if ((result = vm_object_allocate(length)) == VM_OBJECT_NULL) {  in vm_object_shadow()
4071 	if (object != VM_OBJECT_NULL) {  in vm_object_memory_object_associate()
4079 		assert(object != VM_OBJECT_NULL);  in vm_object_memory_object_associate()
4156 	vm_object_t             pager_object = VM_OBJECT_NULL;  in vm_object_compressor_pager_create()
4486 		backing_object->shadow = VM_OBJECT_NULL;  in vm_object_do_collapse()
4492 	assert((object->shadow == VM_OBJECT_NULL) ||  in vm_object_do_collapse()
4508 	assert(backing_object->shadow == VM_OBJECT_NULL);  in vm_object_do_collapse()
4572 		backing_object->copy = VM_OBJECT_NULL;  in vm_object_do_bypass()
4677 	if (object == VM_OBJECT_NULL) {  in vm_object_collapse()
4708 		if (backing_object == VM_OBJECT_NULL) {  in vm_object_collapse()
4789 		if (backing_object->shadow != VM_OBJECT_NULL &&  in vm_object_collapse()
5192 	if (next_object != VM_OBJECT_NULL) {  in vm_object_coalesce()
5196 	if (prev_object == VM_OBJECT_NULL) {  in vm_object_coalesce()
5220 	    (prev_object->shadow != VM_OBJECT_NULL) ||  in vm_object_coalesce()
5221 	    (prev_object->copy != VM_OBJECT_NULL) ||  in vm_object_coalesce()
5365 	    VM_OBJECT_NULL,  in memory_object_create_named()
5368 	if (object == VM_OBJECT_NULL) {  in memory_object_create_named()
5373 	if (object != VM_OBJECT_NULL) {  in memory_object_create_named()
5404 	if (object == VM_OBJECT_NULL) {  in vm_object_lock_request()
5461 	assert(object->copy == VM_OBJECT_NULL);  in vm_object_purge()
5660 	if (object == VM_OBJECT_NULL) {  in vm_object_purgable_control()
5678 	assert(object->copy == VM_OBJECT_NULL);  in vm_object_purgable_control()
5994 	if (object == VM_OBJECT_NULL) {  in vm_object_get_page_counts()
6074 	if (object == VM_OBJECT_NULL) {  in vm_object_reference()
6107 	tmp_object = VM_OBJECT_NULL;  in vm_object_transpose()
6111 	    object1 == VM_OBJECT_NULL ||  in vm_object_transpose()
6112 	    object2 == VM_OBJECT_NULL) {  in vm_object_transpose()
6391 	if (tmp_object != VM_OBJECT_NULL) {  in vm_object_transpose()
6399 		tmp_object = VM_OBJECT_NULL;  in vm_object_transpose()
7302 	assert(object != VM_OBJECT_NULL);  in vm_object_compressed_freezer_pageout()
7519 	assert(object != VM_OBJECT_NULL );  in vm_object_pageout()
7935 	assert(object->shadow == VM_OBJECT_NULL);  in vm_object_ledger_tag_ledgers()
8120 	assert(object->shadow == VM_OBJECT_NULL);  in vm_object_ownership_change()
8121 	assert(object->copy == VM_OBJECT_NULL);  in vm_object_ownership_change()