---
title: iocompressionstats_notification
framework: Kernel
role: symbol
role_heading: Function
platforms: [macOS 11.3+]
path: kernel/3727968-iocompressionstats_notification
---

# iocompressionstats_notification

## Declaration

```occ
kern_return_t iocompressionstats_notification(mach_port_t iocompressionstats_port, uint32_t flags);
```