Multithreaded Programming Guide

Getting the Scheduling Policy

Use pthread_attr_getschedpolicy(3C) to retrieve the scheduling policy.

pthread_attr_getschedpolicy Syntax

int pthread_attr_getschedpolicy(pthread_attr_t *restrict tattr,
            int *restrict policy);
#include <pthread.h> 
pthread_attr_t tattr; 
int policy; 
int ret; 

/* get scheduling policy of thread */ 
ret = pthread_attr_getschedpolicy (&tattr, &policy); 

pthread_attr_getschedpolicy Return Values

pthread_attr_getschedpolicy() returns zero after completing successfully. Any other return value indicates that an error occurred. If the following condition occurs, the function fails and returns the corresponding value.


EINVAL

Description:

The parameter policy is NULL or tattr is invalid.