io_setup(3)

io_setup3

Create an asynchronous i/o context

Usage

#include <libaio.h>

long io_setup(unsigned int n, io_context_t *ctx_idp);

Library

Asynchronous I/O library (libaio, -laio)

Overview

io_setup() creates an asynchronous I/O context suitable for concurrently processing n operations.

Return value

On success, io_setup() returns 0. On error, a negative error code is returned to indicate the error.

Errors

See io_setup(2).

Standards

libaio.

History

libaio.

From man-pages 6.19-1 in Arch Linux 2026-11-01. Parsed by carta from the page's man source.