1619 	vm_map_entry_t new_entry, next_entry, prev_entry;  in vm_map_insert()  local
1651 	if (vm_map_lookup_entry(map, start, &prev_entry))  in vm_map_insert()
1657 	next_entry = vm_map_entry_succ(prev_entry);  in vm_map_insert()
1736 	} else if ((prev_entry->eflags & ~MAP_ENTRY_USER_WIRED) ==  in vm_map_insert()
1740 	    prev_entry->end == start && (prev_entry->cred == cred ||  in vm_map_insert()
1741 	    (prev_entry->object.vm_object != NULL &&  in vm_map_insert()
1742 	    prev_entry->object.vm_object->cred == cred)) &&  in vm_map_insert()
1743 	    vm_object_coalesce(prev_entry->object.vm_object,  in vm_map_insert()
1744 	    prev_entry->offset,  in vm_map_insert()
1745 	    (vm_size_t)(prev_entry->end - prev_entry->start),  in vm_map_insert()
1746 	    (vm_size_t)(end - prev_entry->end), cred != NULL &&  in vm_map_insert()
1753 		if (prev_entry->inheritance == inheritance &&  in vm_map_insert()
1754 		    prev_entry->protection == prot &&  in vm_map_insert()
1755 		    prev_entry->max_protection == max &&  in vm_map_insert()
1756 		    prev_entry->wired_count == 0) {  in vm_map_insert()
1757 			KASSERT((prev_entry->eflags & MAP_ENTRY_USER_WIRED) ==  in vm_map_insert()
1759 			    prev_entry));  in vm_map_insert()
1760 			if ((prev_entry->eflags & MAP_ENTRY_GUARD) == 0)  in vm_map_insert()
1761 				map->size += end - prev_entry->end;  in vm_map_insert()
1762 			vm_map_entry_resize(map, prev_entry,  in vm_map_insert()
1763 			    end - prev_entry->end);  in vm_map_insert()
1764 			vm_map_try_merge_entries(map, prev_entry, next_entry);  in vm_map_insert()
1774 		object = prev_entry->object.vm_object;  in vm_map_insert()
1775 		offset = prev_entry->offset +  in vm_map_insert()
1776 		    (prev_entry->end - prev_entry->start);  in vm_map_insert()
1779 		    !(prev_entry->eflags & MAP_ENTRY_NEEDS_COPY)) {  in vm_map_insert()
1824 	vm_map_try_merge_entries(map, prev_entry, new_entry);  in vm_map_insert()
2327 vm_map_try_merge_entries(vm_map_t map, vm_map_entry_t prev_entry,  in vm_map_try_merge_entries()  argument
2333 	    vm_map_mergeable_neighbors(prev_entry, entry)) {  in vm_map_try_merge_entries()
2334 		vm_map_entry_unlink(map, prev_entry, UNLINK_MERGE_NEXT);  in vm_map_try_merge_entries()
2335 		vm_map_merged_neighbor_dispose(map, prev_entry);  in vm_map_try_merge_entries()
2477     vm_map_entry_t *res_entry, vm_map_entry_t *prev_entry)  in vm_map_lookup_clip_start()  argument
2485 		    (uintmax_t)start, prev_entry);  in vm_map_lookup_clip_start()
2487 	if (vm_map_lookup_entry(map, start, prev_entry)) {  in vm_map_lookup_clip_start()
2488 		entry = *prev_entry;  in vm_map_lookup_clip_start()
2492 		*prev_entry = vm_map_entry_pred(entry);  in vm_map_lookup_clip_start()
2494 		entry = vm_map_entry_succ(*prev_entry);  in vm_map_lookup_clip_start()
2712 	vm_map_entry_t entry, first_entry, in_tran, prev_entry;  in vm_map_protect()  local
2865 	for (prev_entry = vm_map_entry_pred(first_entry), entry = first_entry;  in vm_map_protect()
2867 	    vm_map_try_merge_entries(map, prev_entry, entry),  in vm_map_protect()
2868 	    prev_entry = entry, entry = vm_map_entry_succ(entry)) {  in vm_map_protect()
2906 	vm_map_try_merge_entries(map, prev_entry, entry);  in vm_map_protect()
2926 	vm_map_entry_t entry, prev_entry;  in vm_map_madvise()  local
2973 		rv = vm_map_lookup_clip_start(map, start, &entry, &prev_entry);  in vm_map_madvise()
2979 		for (; entry->start < end; prev_entry = entry,  in vm_map_madvise()
3018 			vm_map_try_merge_entries(map, prev_entry, entry);  in vm_map_madvise()
3020 		vm_map_try_merge_entries(map, prev_entry, entry);  in vm_map_madvise()
3121 	vm_map_entry_t entry, lentry, prev_entry, start_entry;  in vm_map_inherit()  local
3137 	rv = vm_map_lookup_clip_start(map, start, &start_entry, &prev_entry);  in vm_map_inherit()
3147 		    prev_entry = entry, entry = vm_map_entry_succ(entry)) {  in vm_map_inherit()
3155 	for (entry = start_entry; entry->start < end; prev_entry = entry,  in vm_map_inherit()
3162 		vm_map_try_merge_entries(map, prev_entry, entry);  in vm_map_inherit()
3164 	vm_map_try_merge_entries(map, prev_entry, entry);  in vm_map_inherit()
3228 	vm_map_entry_t entry, first_entry, next_entry, prev_entry;  in vm_map_unwire()  local
3307 		prev_entry = first_entry;  in vm_map_unwire()
3310 		prev_entry = vm_map_entry_pred(first_entry);  in vm_map_unwire()
3314 	    prev_entry = entry, entry = vm_map_entry_succ(entry)) {  in vm_map_unwire()
3350 		vm_map_try_merge_entries(map, prev_entry, entry);  in vm_map_unwire()
3352 	vm_map_try_merge_entries(map, prev_entry, entry);  in vm_map_unwire()
3437 	vm_map_entry_t entry, first_entry, next_entry, prev_entry;  in vm_map_wire_locked()  local
3596 		prev_entry = first_entry;  in vm_map_wire_locked()
3599 		prev_entry = vm_map_entry_pred(first_entry);  in vm_map_wire_locked()
3603 	    prev_entry = entry, entry = vm_map_entry_succ(entry)) {  in vm_map_wire_locked()
3660 		vm_map_try_merge_entries(map, prev_entry, entry);  in vm_map_wire_locked()
3662 	vm_map_try_merge_entries(map, prev_entry, entry);  in vm_map_wire_locked()
4498 	vm_map_entry_t new_entry, prev_entry;  in vm_map_stack_locked()  local
4527 	if (vm_map_lookup_entry(map, addrbos, &prev_entry))  in vm_map_stack_locked()
4533 	if (vm_map_entry_succ(prev_entry)->start < addrbos + max_ssize)  in vm_map_stack_locked()
4560 	new_entry = vm_map_entry_succ(prev_entry);  in vm_map_stack_locked()