1650 	vm_map_entry_t new_entry, next_entry, prev_entry;  in vm_map_insert()  local
1682 	if (vm_map_lookup_entry(map, start, &prev_entry))  in vm_map_insert()
1688 	next_entry = vm_map_entry_succ(prev_entry);  in vm_map_insert()
1767 	} else if ((prev_entry->eflags & ~MAP_ENTRY_USER_WIRED) ==  in vm_map_insert()
1771 	    prev_entry->end == start && (prev_entry->cred == cred ||  in vm_map_insert()
1772 	    (prev_entry->object.vm_object != NULL &&  in vm_map_insert()
1773 	    prev_entry->object.vm_object->cred == cred)) &&  in vm_map_insert()
1774 	    vm_object_coalesce(prev_entry->object.vm_object,  in vm_map_insert()
1775 	    prev_entry->offset,  in vm_map_insert()
1776 	    (vm_size_t)(prev_entry->end - prev_entry->start),  in vm_map_insert()
1777 	    (vm_size_t)(end - prev_entry->end), cred != NULL &&  in vm_map_insert()
1784 		if (prev_entry->inheritance == inheritance &&  in vm_map_insert()
1785 		    prev_entry->protection == prot &&  in vm_map_insert()
1786 		    prev_entry->max_protection == max &&  in vm_map_insert()
1787 		    prev_entry->wired_count == 0) {  in vm_map_insert()
1788 			KASSERT((prev_entry->eflags & MAP_ENTRY_USER_WIRED) ==  in vm_map_insert()
1790 			    prev_entry));  in vm_map_insert()
1791 			if ((prev_entry->eflags & MAP_ENTRY_GUARD) == 0)  in vm_map_insert()
1792 				map->size += end - prev_entry->end;  in vm_map_insert()
1793 			vm_map_entry_resize(map, prev_entry,  in vm_map_insert()
1794 			    end - prev_entry->end);  in vm_map_insert()
1795 			vm_map_try_merge_entries(map, prev_entry, next_entry);  in vm_map_insert()
1805 		object = prev_entry->object.vm_object;  in vm_map_insert()
1806 		offset = prev_entry->offset +  in vm_map_insert()
1807 		    (prev_entry->end - prev_entry->start);  in vm_map_insert()
1810 		    !(prev_entry->eflags & MAP_ENTRY_NEEDS_COPY)) {  in vm_map_insert()
1855 	vm_map_try_merge_entries(map, prev_entry, new_entry);  in vm_map_insert()
2358 vm_map_try_merge_entries(vm_map_t map, vm_map_entry_t prev_entry,  in vm_map_try_merge_entries()  argument
2364 	    vm_map_mergeable_neighbors(prev_entry, entry)) {  in vm_map_try_merge_entries()
2365 		vm_map_entry_unlink(map, prev_entry, UNLINK_MERGE_NEXT);  in vm_map_try_merge_entries()
2366 		vm_map_merged_neighbor_dispose(map, prev_entry);  in vm_map_try_merge_entries()
2508     vm_map_entry_t *res_entry, vm_map_entry_t *prev_entry)  in vm_map_lookup_clip_start()  argument
2516 		    (uintmax_t)start, prev_entry);  in vm_map_lookup_clip_start()
2518 	if (vm_map_lookup_entry(map, start, prev_entry)) {  in vm_map_lookup_clip_start()
2519 		entry = *prev_entry;  in vm_map_lookup_clip_start()
2523 		*prev_entry = vm_map_entry_pred(entry);  in vm_map_lookup_clip_start()
2525 		entry = vm_map_entry_succ(*prev_entry);  in vm_map_lookup_clip_start()
2743 	vm_map_entry_t entry, first_entry, in_tran, prev_entry;  in vm_map_protect()  local
2894 	for (prev_entry = vm_map_entry_pred(first_entry), entry = first_entry;  in vm_map_protect()
2896 	    vm_map_try_merge_entries(map, prev_entry, entry),  in vm_map_protect()
2897 	    prev_entry = entry, entry = vm_map_entry_succ(entry)) {  in vm_map_protect()
2935 	vm_map_try_merge_entries(map, prev_entry, entry);  in vm_map_protect()
2955 	vm_map_entry_t entry, prev_entry;  in vm_map_madvise()  local
3002 		rv = vm_map_lookup_clip_start(map, start, &entry, &prev_entry);  in vm_map_madvise()
3008 		for (; entry->start < end; prev_entry = entry,  in vm_map_madvise()
3047 			vm_map_try_merge_entries(map, prev_entry, entry);  in vm_map_madvise()
3049 		vm_map_try_merge_entries(map, prev_entry, entry);  in vm_map_madvise()
3150 	vm_map_entry_t entry, lentry, prev_entry, start_entry;  in vm_map_inherit()  local
3166 	rv = vm_map_lookup_clip_start(map, start, &start_entry, &prev_entry);  in vm_map_inherit()
3176 		    prev_entry = entry, entry = vm_map_entry_succ(entry)) {  in vm_map_inherit()
3184 	for (entry = start_entry; entry->start < end; prev_entry = entry,  in vm_map_inherit()
3191 		vm_map_try_merge_entries(map, prev_entry, entry);  in vm_map_inherit()
3193 	vm_map_try_merge_entries(map, prev_entry, entry);  in vm_map_inherit()
3257 	vm_map_entry_t entry, first_entry, next_entry, prev_entry;  in vm_map_unwire()  local
3336 		prev_entry = first_entry;  in vm_map_unwire()
3339 		prev_entry = vm_map_entry_pred(first_entry);  in vm_map_unwire()
3343 	    prev_entry = entry, entry = vm_map_entry_succ(entry)) {  in vm_map_unwire()
3379 		vm_map_try_merge_entries(map, prev_entry, entry);  in vm_map_unwire()
3381 	vm_map_try_merge_entries(map, prev_entry, entry);  in vm_map_unwire()
3466 	vm_map_entry_t entry, first_entry, next_entry, prev_entry;  in vm_map_wire_locked()  local
3625 		prev_entry = first_entry;  in vm_map_wire_locked()
3628 		prev_entry = vm_map_entry_pred(first_entry);  in vm_map_wire_locked()
3632 	    prev_entry = entry, entry = vm_map_entry_succ(entry)) {  in vm_map_wire_locked()
3689 		vm_map_try_merge_entries(map, prev_entry, entry);  in vm_map_wire_locked()
3691 	vm_map_try_merge_entries(map, prev_entry, entry);  in vm_map_wire_locked()
4526 	vm_map_entry_t new_entry, prev_entry;  in vm_map_stack_locked()  local
4555 	if (vm_map_lookup_entry(map, addrbos, &prev_entry))  in vm_map_stack_locked()
4561 	if (vm_map_entry_succ(prev_entry)->start < addrbos + max_ssize)  in vm_map_stack_locked()
4588 	new_entry = vm_map_entry_succ(prev_entry);  in vm_map_stack_locked()