90699d58ec
* Hashrate improve -> add autodetection mode for cpu-affinity * Hashrate improve, more stable hashrates -> refactor memory allocation * Add TubeV4 support (cn-heavy + ipbc mod + soft-aes mod) * Update ccp-httpd lib to fix stop/freeze of cc communication on some miners * Fix cn-heavy on arm processors
83 lines
2.1 KiB
C++
83 lines
2.1 KiB
C++
/* 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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#ifdef __FreeBSD__
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# include <sys/types.h>
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# include <sys/param.h>
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# include <sys/cpuset.h>
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# include <pthread_np.h>
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#endif
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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 <string.h>
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#include "CpuImpl.h"
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#include "Cpu.h"
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#ifdef __FreeBSD__
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typedef cpuset_t cpu_set_t;
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#endif
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void CpuImpl::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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int CpuImpl::setThreadAffinity(size_t threadId, int64_t affinityMask)
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{
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int cpuId = -1;
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if (affinityMask != -1L) {
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cpuId = Cpu::getAssignedCpuId(threadId, affinityMask);
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} else {
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cpuId = static_cast<int>(threadId);
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}
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if (cpuId > -1) {
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cpu_set_t mn;
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CPU_ZERO(&mn);
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CPU_SET(cpuId, &mn);
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# ifndef __ANDROID__
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if (pthread_setaffinity_np(pthread_self(), sizeof(cpu_set_t), &mn) != 0) {
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cpuId = -1;
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}
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# else
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if (sched_setaffinity(gettid(), sizeof(cpu_set_t), &mn) == -1) {
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cpuId = -1;
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}
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# endif
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}
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return cpuId;
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}
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