osfmk/vm/vm_object.c

185 				vm_object_t		src_object,
3151 	register vm_object_t	src_object,
3163 	    src_object, src_offset, size, 0, 0);
3166 		vm_object_unlock(src_object);
3175 	vm_object_reference_locked(src_object);
3176 	vm_object_unlock(src_object);
3221 				vm_object_deallocate(src_object);
3237 			vm_object_lock(src_object);
3238 			vm_object_paging_begin(src_object);
3250 			result = vm_fault_page(src_object, src_offset,
3317 				vm_object_deallocate(src_object);
3323 				vm_object_paging_end(src_object);
3324 				vm_object_unlock(src_object);
3340 				vm_object_deallocate(src_object);
3355 	vm_object_deallocate(src_object);
3444  *		Copy the source object (src_object), using the
3460 	vm_object_t		src_object,
3484 	while (vm_object_wanted(src_object, VM_OBJECT_EVENT_COPY_CALL)) {
3485 		vm_object_sleep(src_object, VM_OBJECT_EVENT_COPY_CALL,
3492 	 *	that we want a copy for src_object. (Note that we cannot
3497 	vm_object_set_wanted(src_object, VM_OBJECT_EVENT_COPY_CALL);
3498 	vm_object_unlock(src_object);
3517 	vm_object_lock(src_object);
3518 	while (vm_object_wanted(src_object, VM_OBJECT_EVENT_COPY_CALL)) {
3519 		vm_object_sleep(src_object, VM_OBJECT_EVENT_COPY_CALL,
3524 	assert(src_object->copy != VM_OBJECT_NULL);
3525 	copy = src_object->copy;
3527 		vm_object_unlock(src_object);
3532 		vm_object_lock(src_object);
3546 	vm_object_unlock(src_object);
3573  *		The src_object must be locked on entry.  It will be unlocked
3581 	vm_object_t		src_object,
3639 	if (!src_object->true_share &&
3640 	    (src_object->paging_in_progress != 0 ||
3641 	     src_object->activity_in_progress != 0)) {
3643 		        vm_object_unlock(src_object);
3644 			vm_object_lock(src_object);
3648 		vm_object_paging_wait(src_object, THREAD_UNINT);
3655 	old_copy = src_object->copy;
3668 			vm_object_unlock(src_object);
3681 			        vm_object_lock_shared(src_object);
3683 			        vm_object_lock(src_object);
3707 					vm_object_unlock(src_object);
3709 					vm_object_lock(src_object);
3725 				queue_iterate(&src_object->memq, p, vm_page_t, listq) {
3731 							vm_object_unlock(src_object);
3758 			vm_object_unlock(src_object);
3779 			vm_object_unlock(src_object);
3781 			vm_object_lock(src_object);
3796 		assert((old_copy->shadow == src_object) &&
3800 		vm_object_unlock(src_object);
3802 		vm_object_lock(src_object);
3825 	queue_iterate(&src_object->memq, p, vm_page_t, listq) {
3830 				vm_object_unlock(src_object);
3856 		vm_object_lock_assert_exclusive(src_object);
3857 		src_object->ref_count--;
3858 		assert(src_object->ref_count > 0);
3868 			VM_OBJ_RES_DECR(src_object);
3879 	new_copy->shadow = src_object;
3883 	vm_object_lock_assert_exclusive(src_object);
3884 	vm_object_reference_locked(src_object);
3885 	src_object->copy = new_copy;
3886 	vm_object_unlock(src_object);
3891 		new_copy, src_object, 0, 0, 0);
3906 	register vm_object_t	src_object,
3918 	assert(src_object != VM_OBJECT_NULL);
3920 	copy_strategy = src_object->copy_strategy;
3923 	        vm_object_lock_shared(src_object);
3926 	        vm_object_lock(src_object);
3933 	while (!src_object->internal && !src_object->pager_ready) {
3937 		        vm_object_unlock(src_object);
3938 			vm_object_lock(src_object);
3942 		wait_result = vm_object_sleep(	src_object,
3946 			vm_object_unlock(src_object);
3960 		*dst_object = vm_object_copy_delayed(src_object,
3968 		vm_object_lock(src_object);
3972 		result = vm_object_copy_slowly(src_object, src_offset, size,
3981 		result = vm_object_copy_call(src_object, src_offset, size,
3990 		XPR(XPR_VM_OBJECT, "v_o_c_strategically obj 0x%x off 0x%x size 0x%x\n", src_object, src_offset, size, 0, 0);
3991 		vm_object_unlock(src_object);
7860 	vm_object_t	src_object,
7865 	vm_object_lock(src_object);
7870 	if (!src_object->alive || src_object->terminating){
7875 	if (src_object->purgable == VM_PURGABLE_VOLATILE) {
7876 		*purgeable_count = src_object->resident_page_count;
7882 			assert(src_object->objq.next != NULL &&
7883 			       src_object->objq.prev != NULL);
7884 			queue = vm_purgeable_object_remove(src_object);
7886 			if (src_object->purgeable_when_ripe) {
7891 			vm_object_purge(src_object);
7896 	if (src_object->ref_count == 1) {
7897 		vm_object_pack_pages(wired_count, clean_count, dirty_count, dirty_budget, src_object, df_handle);
7899 		if (src_object->internal) {
7904 	vm_object_unlock(src_object);
7916 	vm_object_t		src_object,
7921 	next = (vm_page_t)queue_first(&src_object->memq);
7923 	while (!queue_end(&src_object->memq, (queue_entry_t)next)) {