---
title: kIOMemoryMapCacheModeWriteThrough
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 10.15+]
path: kernel/3325704-anonymous/kiomemorymapcachemodewritethrough
---

# kIOMemoryMapCacheModeWriteThrough

## Declaration

```occ
kIOMemoryMapCacheModeWriteThrough = 0x00000400
```