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