---
name: "io_uring_unregister_napi"
section: "3"
platform: "linux"
package: "liburing"
version: "2.15-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/io_uring_unregister_napi"
---

# io\_uring\_unregister\_napi(3)

unregister NAPI busy poll settings

## NAME

io\_uring\_unregister\_napi - unregister NAPI busy poll settings

## SYNOPSIS

```
#include <liburing.h>
```

**int io\_uring\_unregister\_napi(struct io\_uring \****ring***,**                              **struct io\_uring\_napi \****napi)*

## DESCRIPTION

The [**io\_uring\_unregister\_napi**(3)](/io_uring_unregister_napi/3.md) function unregisters the NAPI busy poll settings for subsequent operations.

## RETURN VALUE

On success [**io\_uring\_unregister\_napi**(3)](/io_uring_unregister_napi/3.md) return 0. On failure they return **-errno**. It also updates the napi structure with the current values.