---
title: set_cr3_composed
framework: Kernel
role: symbol
role_heading: Function
platforms: [macOS 10.7+]
path: kernel/1571401-set_cr3_composed
---

# set_cr3_composed

## Declaration

```occ
void set_cr3_composed(uintptr_t base, uint16_t pcid, uint64_t preserve);
```