---
name: "i2o_iop_clear"
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_iop_clear"
---

# i2o\_iop\_clear(9)

Bring I2O controller into HOLD state

## NAME

i2o\_iop\_clear - Bring I2O controller into HOLD state

## SYNOPSIS

**int i2o\_iop\_clear(struct i2o\_controller \*** *c***);**

## ARGUMENTS

*c*

controller

## DESCRIPTION

Clear an IOP to HOLD state, ie. terminate external operations, clear all input queues and prepare for a system restart. IOP's internal operation continues normally and the outbound queue is alive. The IOP is not expected to rebuild its LCT.

Returns 0 on success or negative error code on failure.

## COPYRIGHT