---
name: "i2o_block_ioctl"
section: "9"
platform: "linux"
package: "linux-manual-3.16"
version: "3.16.56-1+deb8u1"
release: "Debian 8 (Jessie)"
platforms: ["linux"]
url: "https://new.carta.tech/i2o_block_ioctl"
---

# i2o\_block\_ioctl(9)

Issue device specific ioctl calls.

## NAME

i2o\_block\_ioctl - Issue device specific ioctl calls.

## SYNOPSIS

**int i2o\_block\_ioctl(struct block\_device \*** *bdev***, fmode\_t** *mode***, unsigned int** *cmd***, unsigned long** *arg***);**

## ARGUMENTS

*bdev*

block device being opened

*mode*

file open mode

*cmd*

ioctl command

*arg*

arg

## DESCRIPTION

Handles ioctl request for the block device.

Return 0 on success or negative error on failure.

## COPYRIGHT