---
name: "io_uring_unregister_buffers"
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_buffers"
---

# io\_uring\_unregister\_buffers(3)

unregister buffers for fixed buffer operations

## NAME

io\_uring\_unregister\_buffers - unregister buffers for fixed buffer operations

## SYNOPSIS

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

**int io\_uring\_unregister\_buffers(struct io\_uring \****ring***);**

## DESCRIPTION

The [**io\_uring\_unregister\_buffers**(3)](/io_uring_unregister_buffers/3.md) function unregisters the fixed buffers previously registered to the *ring*.

## RETURN VALUE

On success [**io\_uring\_unregister\_buffers**(3)](/io_uring_unregister_buffers/3.md) returns 0. On failure it returns **-errno**.

## SEE ALSO

[**io\_uring\_register\_buffers**(3)](/io_uring_register_buffers/3.md)