REDACTED-rig/src/backend/common/Worker.cpp
2020-10-09 11:50:11 +02:00

65 lines
2.3 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 2017-2018 XMR-Stak <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
* Copyright 2018 Lee Clagett <https://github.com/vtnerd>
* Copyright 2018-2019 SChernykh <https://github.com/SChernykh>
* Copyright 2016-2019 XMRig <https://github.com/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 "backend/common/Worker.h"
#include "base/kernel/Platform.h"
#include "base/tools/Chrono.h"
#include "crypto/common/VirtualMemory.h"
xmrig::Worker::Worker(size_t id, int64_t affinity, int priority) :
m_affinity(affinity),
m_id(id)
{
m_node = VirtualMemory::bindToNUMANode(affinity);
Platform::trySetThreadAffinity(affinity);
Platform::setThreadPriority(priority);
}
void xmrig::Worker::storeStats()
{
// Get index which is unused now
const uint32_t index = m_index.load(std::memory_order_relaxed) ^ 1;
// Fill in the data for that index
m_hashCount[index] = m_count;
m_timestamp[index] = Chrono::highResolutionMSecs();
// Switch to that index
// All data will be in memory by the time it completes thanks to std::memory_order_seq_cst
m_index.fetch_xor(1, std::memory_order_seq_cst);
}
void xmrig::Worker::getHashrateData(uint64_t& hashCount, uint64_t& timeStamp) const
{
const uint32_t index = m_index.load(std::memory_order_relaxed);
hashCount = m_hashCount[index];
timeStamp = m_timestamp[index];
}