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Fixed setThreadAffinity()

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Added 1 ms sleep to guarantee thread rescheduling to the correct CPU core before returning.
This commit is contained in:
SChernykh 2020-01-28 19:39:02 +01:00
parent 23a1ae0337
commit 269d12d1be
4 changed files with 18 additions and 5 deletions
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8
src/base/kernel/Platform_unix.cpp
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@ -37,6 +37,7 @@
#include <sys/resource.h>
#include <unistd.h>
#include <uv.h>
#include <thread>
#include "base/kernel/Platform.h"
@ -92,10 +93,13 @@ bool xmrig::Platform::setThreadAffinity(uint64_t cpu_id)
CPU_SET(cpu_id, &mn);
# ifndef __ANDROID__
return pthread_setaffinity_np(pthread_self(), sizeof(cpu_set_t), &mn) == 0;
const bool result = (pthread_setaffinity_np(pthread_self(), sizeof(cpu_set_t), &mn) == 0);
# else
return sched_setaffinity(gettid(), sizeof(cpu_set_t), &mn) == 0;
const bool result = (sched_setaffinity(gettid(), sizeof(cpu_set_t), &mn) == 0);
# endif
std::this_thread::sleep_for(std::chrono::milliseconds(1));
return result;
}
#endif