---
name: "irq_percpu_is_enabled"
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/irq_percpu_is_enabled"
---

# irq\_percpu\_is\_enabled(9)

Check whether the per cpu irq is enabled

## NAME

irq\_percpu\_is\_enabled - Check whether the per cpu irq is enabled

## SYNOPSIS

**bool irq\_percpu\_is\_enabled(unsigned int** *irq***);**

## ARGUMENTS

*irq*

Linux irq number to check for

## DESCRIPTION

Must be called from a non migratable context. Returns the enable state of a per cpu interrupt on the current cpu.

## AUTHORS

**Thomas Gleixner** \<tglx@linutronix.de\>

Author.

**Ingo Molnar** \<mingo@elte.hu\>

Author.

## COPYRIGHT