xmrig/src/Cpu_unix.cpp
2017-07-07 07:15:58 +03:00

60 lines
1.6 KiB
C++

/* XMRig
* Copyright 2010 Jeff Garzik <jgarzik@pobox.com>
* Copyright 2012-2014 pooler <pooler@litecoinpool.org>
* Copyright 2014 Lucas Jones <https://github.com/lucasjones>
* Copyright 2014-2016 Wolf9466 <https://github.com/OhGodAPet>
* Copyright 2016 Jay D Dee <jayddee246@gmail.com>
* Copyright 2016-2017 XMRig <support@xmrig.com>
*
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <pthread.h>
#include <sched.h>
#include <unistd.h>
#include <string.h>
#include "Cpu.h"
void Cpu::init()
{
# ifdef XMRIG_NO_LIBCPUID
m_totalThreads = sysconf(_SC_NPROCESSORS_CONF);
# endif
initCommon();
}
void Cpu::setAffinity(int id, uint64_t mask)
{
cpu_set_t set;
CPU_ZERO(&set);
for (int i = 0; i < m_totalThreads; i++) {
if (mask & (1UL << i)) {
CPU_SET(i, &set);
}
}
if (id == -1) {
sched_setaffinity(0, sizeof(&set), &set);
} else {
pthread_setaffinity_np(pthread_self(), sizeof(&set), &set);
}
}