WAKE_UP_PROCESS

Section: Driver Basics (9)
Updated: February 2011
Index Return to Main Contents
 

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. Returns 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