lib-during/utils/cpu-affinity.cpp

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/********************************************************************
 * Copyright (C) 2012 by Verimag                                    *
 * Initial author: Matthieu Moy                                     *
 * This file must not be distributed outside Verimag                *
 ********************************************************************/

#include "cpu-affinity.h"
#include <sched.h>

int cpu_bind(const unsigned short cpu)
{
        cpu_set_t mask;
        int ret;

        CPU_ZERO(&mask);
        CPU_SET((int)cpu, &mask);
        ret = sched_setaffinity(0, sizeof mask, &mask);

        return ret;
}