---
name: "cmf_read"
section: "9"
platform: "linux"
package: "linux-manual-4.9"
version: "4.9.228-1"
release: "Debian 9 (Stretch)"
platforms: ["linux"]
url: "https://new.carta.tech/cmf_read"
---

# cmf\_read(9)

read one value from the current channel measurement block

## NAME

cmf\_read - read one value from the current channel measurement block

## SYNOPSIS

**u64 cmf\_read(struct ccw\_device \*** *cdev***, int** *index***);**

## ARGUMENTS

*cdev*

the channel to be read

*index*

the index of the value to be read

## DESCRIPTION

Returns the value read or **0** if the value cannot be read.

## CONTEXT

any

## AUTHOR

**Cornelia Huck** \<cornelia.huck@de.ibm.com\>

Author.

## COPYRIGHT