osfmk/vm/default_freezer.c

82  * the compact_object lock.
119 		vm_object_t compact_object = table->object;
122 		next = default_freezer_mapping_create(compact_object, table_offset);
273 	vm_object_t			compact_object =  VM_OBJECT_NULL;
277 	compact_object = df_handle->dfh_compact_object;
279 	assert(compact_object);
291 	vm_object_lock(compact_object);
293 	vm_page_rename(p, compact_object, df_handle->dfh_compact_offset, FALSE);
294 	vm_object_unlock(compact_object);
307 	vm_object_t				compact_object = VM_OBJECT_NULL;
321 	compact_object = df_handle->dfh_compact_object;
323 	assert(compact_object);
324 	assert(compact_object->alive);
325 	assert(!compact_object->terminating);
326 	assert(compact_object->pager_ready);
329 	if (vm_object_pagein(compact_object) != KERN_SUCCESS) {
336 	vm_object_lock(compact_object);
368 			compact_page = vm_page_lookup(compact_object, compact_offset);
392 	vm_object_unlock(compact_object);
394 	vm_object_deallocate(compact_object);
425 		vm_object_t compact_object = VM_OBJECT_NULL;
429 		compact_object =  fo->fo_df_handle->dfh_compact_object;
432 		if (compact_object == VM_OBJECT_NULL || table == NULL) {
435 			vm_object_lock(compact_object);
467 			vm_object_unlock(compact_object);
515 	vm_object_t	src_object = VM_OBJECT_NULL, compact_object = VM_OBJECT_NULL;
532 		compact_object = fo->fo_df_handle->dfh_compact_object;
534 		if (compact_object == NULL) {
537 			vm_object_lock(compact_object);
538 			vm_object_reference_locked(compact_object);
546 			vm_object_unlock(compact_object);
555 			vm_object_deallocate(compact_object);
586 			vm_object_deallocate(compact_object);
592 	assert(compact_object->alive);
593 	assert(!compact_object->terminating);
594 	assert(compact_object->pager_ready);
596 	vm_object_lock(compact_object);
598 	vm_object_paging_wait(compact_object, THREAD_UNINT);
599 	vm_object_paging_begin(compact_object);
601 	compact_object->blocked_access = TRUE;
602 	pager = (memory_object_t)compact_object->pager;
604 	vm_object_unlock(compact_object);
621 		vm_object_lock(compact_object);
623 		compact_object->blocked_access = FALSE;
624 		vm_object_paging_end(compact_object);
628 		if ((compact_page = vm_page_lookup(compact_object, compact_offset)) != VM_PAGE_NULL){
654 			printf("%d: default_freezer: compact_object doesn't have the page for object 0x%lx at offset 0x%lx \n", kr, (uintptr_t)compact_object, (uintptr_t)compact_offset);
658 		vm_object_unlock(compact_object);
659 		vm_object_deallocate(compact_object);
787 	vm_object_t				compact_object = VM_OBJECT_NULL;
793 		compact_object = vm_object_allocate((vm_map_offset_t)(VM_MAX_ADDRESS) - (vm_map_offset_t)(VM_MIN_ADDRESS));
794 		if (!compact_object) {
797 			df_handle->dfh_compact_object = compact_object;