---
title: SetMemoryDescriptor_Impl
framework: kernel
role: symbol
role_heading: Instance Method
path: kernel/iousbhostpipe/3294722-setmemorydescriptor_impl
---

# SetMemoryDescriptor_Impl

## Declaration

```occ
kern_return_t SetMemoryDescriptor_Impl(IOMemoryDescriptor *memoryDescriptor, uint32_t index);
```