---
name: "wake_up_process"
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/wake_up_process"
---

# wake\_up\_process(9)

Wake up a specific process

## NAME

wake\_up\_process - Wake up a specific process

## SYNOPSIS

**int wake\_up\_process(struct task\_struct \*** *p***);**

## ARGUMENTS

*p*

The process to be woken up.

## DESCRIPTION

Attempt to wake up the nominated process and move it to the set of runnable processes.

## RETURN

1 if the process was woken up, 0 if it was already running.

It may be assumed that this function implies a write memory barrier before changing the task state if and only if any tasks are woken up.

## COPYRIGHT