1617 	vm_map_entry_t new_entry, next_entry, prev_entry;  in vm_map_insert1()  local
1650 	if (vm_map_lookup_entry(map, start, &prev_entry))  in vm_map_insert1()
1656 	next_entry = vm_map_entry_succ(prev_entry);  in vm_map_insert1()
1752 	} else if ((prev_entry->eflags & ~MAP_ENTRY_USER_WIRED) ==  in vm_map_insert1()
1755 	    prev_entry->end == start && (prev_entry->cred == cred ||  in vm_map_insert1()
1756 	    (prev_entry->object.vm_object != NULL &&  in vm_map_insert1()
1757 	    prev_entry->object.vm_object->cred == cred)) &&  in vm_map_insert1()
1758 	    vm_object_coalesce(prev_entry->object.vm_object,  in vm_map_insert1()
1759 	    prev_entry->offset,  in vm_map_insert1()
1760 	    (vm_size_t)(prev_entry->end - prev_entry->start),  in vm_map_insert1()
1761 	    (vm_size_t)(end - prev_entry->end), cflags)) {  in vm_map_insert1()
1767 		if (prev_entry->inheritance == inheritance &&  in vm_map_insert1()
1768 		    prev_entry->protection == prot &&  in vm_map_insert1()
1769 		    prev_entry->max_protection == max &&  in vm_map_insert1()
1770 		    prev_entry->wired_count == 0) {  in vm_map_insert1()
1771 			KASSERT((prev_entry->eflags & MAP_ENTRY_USER_WIRED) ==  in vm_map_insert1()
1773 			    prev_entry));  in vm_map_insert1()
1774 			if ((prev_entry->eflags & MAP_ENTRY_GUARD) == 0)  in vm_map_insert1()
1775 				map->size += end - prev_entry->end;  in vm_map_insert1()
1776 			vm_map_entry_resize(map, prev_entry,  in vm_map_insert1()
1777 			    end - prev_entry->end);  in vm_map_insert1()
1778 			*res = vm_map_try_merge_entries(map, prev_entry,  in vm_map_insert1()
1789 		object = prev_entry->object.vm_object;  in vm_map_insert1()
1790 		offset = prev_entry->offset +  in vm_map_insert1()
1791 		    (prev_entry->end - prev_entry->start);  in vm_map_insert1()
1794 		    !(prev_entry->eflags & MAP_ENTRY_NEEDS_COPY)) {  in vm_map_insert1()
1839 	vm_map_try_merge_entries(map, prev_entry, new_entry);  in vm_map_insert1()
2402 vm_map_try_merge_entries(vm_map_t map, vm_map_entry_t prev_entry,  in vm_map_try_merge_entries()  argument
2408 	    vm_map_mergeable_neighbors(prev_entry, entry)) {  in vm_map_try_merge_entries()
2409 		vm_map_entry_unlink(map, prev_entry, UNLINK_MERGE_NEXT);  in vm_map_try_merge_entries()
2410 		vm_map_merged_neighbor_dispose(map, prev_entry);  in vm_map_try_merge_entries()
2413 	return (prev_entry);  in vm_map_try_merge_entries()
2558     vm_map_entry_t *res_entry, vm_map_entry_t *prev_entry)  in vm_map_lookup_clip_start()  argument
2566 		    (uintmax_t)start, prev_entry);  in vm_map_lookup_clip_start()
2568 	if (vm_map_lookup_entry(map, start, prev_entry)) {  in vm_map_lookup_clip_start()
2569 		entry = *prev_entry;  in vm_map_lookup_clip_start()
2573 		*prev_entry = vm_map_entry_pred(entry);  in vm_map_lookup_clip_start()
2575 		entry = vm_map_entry_succ(*prev_entry);  in vm_map_lookup_clip_start()
2815 	vm_map_entry_t entry, first_entry, in_tran, prev_entry;  in vm_map_protect()  local
2984 	for (prev_entry = vm_map_entry_pred(first_entry), entry = first_entry;  in vm_map_protect()
2986 	    vm_map_try_merge_entries(map, prev_entry, entry),  in vm_map_protect()
2987 	    prev_entry = entry, entry = vm_map_entry_succ(entry)) {  in vm_map_protect()
3030 	vm_map_try_merge_entries(map, prev_entry, entry);  in vm_map_protect()
3050 	vm_map_entry_t entry, prev_entry;  in vm_map_madvise()  local
3097 		rv = vm_map_lookup_clip_start(map, start, &entry, &prev_entry);  in vm_map_madvise()
3103 		for (; entry->start < end; prev_entry = entry,  in vm_map_madvise()
3142 			vm_map_try_merge_entries(map, prev_entry, entry);  in vm_map_madvise()
3144 		vm_map_try_merge_entries(map, prev_entry, entry);  in vm_map_madvise()
3246 	vm_map_entry_t entry, lentry, prev_entry, start_entry;  in vm_map_inherit()  local
3262 	rv = vm_map_lookup_clip_start(map, start, &start_entry, &prev_entry);  in vm_map_inherit()
3272 		    prev_entry = entry, entry = vm_map_entry_succ(entry)) {  in vm_map_inherit()
3280 	for (entry = start_entry; entry->start < end; prev_entry = entry,  in vm_map_inherit()
3287 		vm_map_try_merge_entries(map, prev_entry, entry);  in vm_map_inherit()
3289 	vm_map_try_merge_entries(map, prev_entry, entry);  in vm_map_inherit()
3353 	vm_map_entry_t entry, first_entry, next_entry, prev_entry;  in vm_map_unwire()  local
3432 		prev_entry = first_entry;  in vm_map_unwire()
3435 		prev_entry = vm_map_entry_pred(first_entry);  in vm_map_unwire()
3439 	    prev_entry = entry, entry = vm_map_entry_succ(entry)) {  in vm_map_unwire()
3475 		vm_map_try_merge_entries(map, prev_entry, entry);  in vm_map_unwire()
3477 	vm_map_try_merge_entries(map, prev_entry, entry);  in vm_map_unwire()
3562 	vm_map_entry_t entry, first_entry, next_entry, prev_entry;  in vm_map_wire_locked()  local
3720 		prev_entry = first_entry;  in vm_map_wire_locked()
3723 		prev_entry = vm_map_entry_pred(first_entry);  in vm_map_wire_locked()
3727 	    prev_entry = entry, entry = vm_map_entry_succ(entry)) {  in vm_map_wire_locked()
3784 		vm_map_try_merge_entries(map, prev_entry, entry);  in vm_map_wire_locked()
3786 	vm_map_try_merge_entries(map, prev_entry, entry);  in vm_map_wire_locked()
4614 	vm_map_entry_t gap_entry, new_entry, prev_entry;  in vm_map_stack_locked()  local
4636 	if (vm_map_lookup_entry(map, addrbos, &prev_entry))  in vm_map_stack_locked()
4642 	if (vm_map_entry_succ(prev_entry)->start < addrbos + max_ssize)  in vm_map_stack_locked()