---
name: "airq_iv_scan"
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/airq_iv_scan"
---

# airq\_iv\_scan(9)

scan interrupt vector for non-zero bits

## NAME

airq\_iv\_scan - scan interrupt vector for non-zero bits

## SYNOPSIS

**unsigned long airq\_iv\_scan(struct airq\_iv \*** *iv***, unsigned long** *start***, unsigned long** *end***);**

## ARGUMENTS

*iv*

pointer to interrupt vector structure

*start*

bit number to start the search

*end*

bit number to end the search

## DESCRIPTION

Returns the bit number of the next non-zero interrupt bit, or -1UL if the scan completed without finding any more any non-zero bits.

## AUTHOR

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

Author.

## COPYRIGHT