sys/vm/vm_map.c

90 #include <vm/vm_object.h>
128 static struct vm_object kmapentobj;
143     ((e)->object.vm_object != NULL && (e)->object.vm_object->cred != NULL && \
493 			object = entry->object.vm_object;
1237 		  (prev_entry->object.vm_object != NULL &&
1238 		   (prev_entry->object.vm_object->cred == cred))) &&
1239 		   vm_object_coalesce(prev_entry->object.vm_object,
1266 		object = prev_entry->object.vm_object;
1293 	new_entry->object.vm_object = object;
1530 		     (prev->object.vm_object == entry->object.vm_object) &&
1531 		     (!prev->object.vm_object ||
1559 			if (prev->object.vm_object)
1560 				vm_object_deallocate(prev->object.vm_object);
1571 		    (next->object.vm_object == entry->object.vm_object) &&
1572 		     (!entry->object.vm_object ||
1587 			if (next->object.vm_object)
1588 				vm_object_deallocate(next->object.vm_object);
1633 	if (entry->object.vm_object == NULL && !map->system_map) {
1637 		entry->object.vm_object = object;
1644 	} else if (entry->object.vm_object != NULL &&
1647 		VM_OBJECT_LOCK(entry->object.vm_object);
1648 		KASSERT(entry->object.vm_object->cred == NULL,
1650 		entry->object.vm_object->cred = entry->cred;
1651 		entry->object.vm_object->charge = entry->end - entry->start;
1652 		VM_OBJECT_UNLOCK(entry->object.vm_object);
1668 		vm_object_reference(new_entry->object.vm_object);
1710 	if (entry->object.vm_object == NULL && !map->system_map) {
1714 		entry->object.vm_object = object;
1721 	} else if (entry->object.vm_object != NULL &&
1724 		VM_OBJECT_LOCK(entry->object.vm_object);
1725 		KASSERT(entry->object.vm_object->cred == NULL,
1727 		entry->object.vm_object->cred = entry->cred;
1728 		entry->object.vm_object->charge = entry->end - entry->start;
1729 		VM_OBJECT_UNLOCK(entry->object.vm_object);
1747 		vm_object_reference(new_entry->object.vm_object);
1792 	    (entry->object.vm_object == NULL)) {
1946 		obj = current->object.vm_object;
2134 		 * vm_object.
2137 		 * the vm_object pindex and count.
2162 			vm_object_madvise(current->object.vm_object, pstart,
2168 				    current->object.vm_object,
2371 				    entry->object.vm_object != NULL &&
2372 				    (entry->object.vm_object->type == OBJT_DEVICE ||
2373 				    entry->object.vm_object->type == OBJT_SG));
2500 			fictitious = entry->object.vm_object != NULL &&
2501 			    (entry->object.vm_object->type == OBJT_DEVICE ||
2502 			    entry->object.vm_object->type == OBJT_SG);
2616 				    entry->object.vm_object != NULL &&
2617 				    (entry->object.vm_object->type == OBJT_DEVICE ||
2618 				    entry->object.vm_object->type == OBJT_SG));
2721 			object = tentry->object.vm_object;
2725 			object = current->object.vm_object;
2756 	    entry->object.vm_object != NULL &&
2757 	    (entry->object.vm_object->type == OBJT_DEVICE ||
2758 	    entry->object.vm_object->type == OBJT_SG));
2767 		vm_object_deallocate(entry->object.vm_object);
2784 	object = entry->object.vm_object;
2832 		entry->object.vm_object = NULL;
3039 		if ((src_object = src_entry->object.vm_object) != NULL) {
3048 					src_object = src_entry->object.vm_object;
3062 			dst_entry->object.vm_object = src_object;
3093 				fake_entry->object.vm_object = src_object;
3100 			dst_entry->object.vm_object = NULL;
3201 			object = old_entry->object.vm_object;
3205 				old_entry->object.vm_object = object;
3221 				vm_object_shadow(&old_entry->object.vm_object,
3227 				    old_entry->object.vm_object);
3235 				object = old_entry->object.vm_object;
3307 			new_entry->object.vm_object = NULL;
3685 		if (cred == NULL && stack_entry->object.vm_object != NULL)
3686 			cred = stack_entry->object.vm_object->cred;
3690 		else if (stack_entry->object.vm_object == NULL ||
3691 			 vm_object_coalesce(stack_entry->object.vm_object,
3936 			vm_object_shadow(&entry->object.vm_object,
3939 			eobject = entry->object.vm_object;
3968 	if (entry->object.vm_object == NULL &&
3972 		entry->object.vm_object = vm_object_allocate(OBJT_DEFAULT,
3976 			VM_OBJECT_LOCK(entry->object.vm_object);
3977 			entry->object.vm_object->cred = entry->cred;
3978 			entry->object.vm_object->charge = size;
3979 			VM_OBJECT_UNLOCK(entry->object.vm_object);
3990 	*object = entry->object.vm_object;
4063 	if (entry->object.vm_object == NULL && !map->system_map)
4071 	*object = entry->object.vm_object;
4153 			    (void *)entry->object.vm_object,
4155 			if (entry->object.vm_object && entry->object.vm_object->cred)
4157 				    entry->object.vm_object->cred->cr_ruid,
4158 				    (uintmax_t)entry->object.vm_object->charge);
4166 			    (entry->prev->object.vm_object !=
4167 				entry->object.vm_object)) {
4170 						entry->object.vm_object,