---
title: reserved
framework: kernel
role: pseudoSymbol
path: kernel/iobuffermemorydescriptor/reserved
---

# reserved

## Declaration

```occ
ExpansionData * reserved;
```

## Overview

Overview Reserved for future use. (Internal use only)

## See Also

### Managing Internal Structures

- [ExpansionData](kernel/ioservice/expansiondata.md)
- [Create](driverkit/iobuffermemorydescriptor/create.md)
- [Create_Impl](kernel/iobuffermemorydescriptor/3074954-create_impl.md)
- [Create_Invoke](kernel/iobuffermemorydescriptor/3180451-create_invoke.md)
- [GetAddressRange](driverkit/iobuffermemorydescriptor/getaddressrange.md)
- [getMetaClass](kernel/iobuffermemorydescriptor/1574832-getmetaclass.md)
- [SetLength_Invoke](kernel/iobuffermemorydescriptor/3131492-setlength_invoke.md)
- [SetLength](driverkit/iobuffermemorydescriptor/setlength.md)
- [SetLength_Impl](kernel/iobuffermemorydescriptor/3131491-setlength_impl.md)
- [Dispatch](kernel/iobuffermemorydescriptor/3180452-dispatch.md)