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Windows: Replace GetSystemInfo calls by more reliable function to get number of CPUs active on the PC.

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This commit is contained in:
Mounir IDRASSI
2020-07-01 17:13:08 +02:00
parent 3f587a3629
commit ac3cccdd21
2 changed files with 13 additions and 16 deletions
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15
src/Common/Dlgcode.c
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@@ -5578,13 +5578,11 @@ static BOOL PerformBenchmark(HWND hBenchDlg, HWND hwndDlg)
BYTE *lpTestBuffer = NULL;
PCRYPTO_INFO ci = NULL;
UINT64_STRUCT startDataUnitNo;
SYSTEM_INFO sysInfo = {0};
GetSystemInfo (&sysInfo);
size_t cpuCount = GetCpuCount(NULL);
startDataUnitNo.Value = 0;
/* set priority to critical only when there are 2 or more CPUs on the system */
if (sysInfo.dwNumberOfProcessors > 1 && (benchmarkType != BENCHMARK_TYPE_ENCRYPTION))
if (cpuCount > 1 && (benchmarkType != BENCHMARK_TYPE_ENCRYPTION))
SetThreadPriority(GetCurrentThread(), THREAD_PRIORITY_TIME_CRITICAL);
ci = crypto_open ();
@@ -6023,13 +6021,12 @@ BOOL CALLBACK BenchmarkDlgProc (HWND hwndDlg, UINT msg, WPARAM wParam, LPARAM lP
Warning ("DISABLED_HW_AES_AFFECTS_PERFORMANCE", hwndDlg);
}
SYSTEM_INFO sysInfo;
GetSystemInfo (&sysInfo);
size_t cpuCount = GetCpuCount (NULL);
size_t nbrThreads = GetEncryptionThreadCount();
wchar_t nbrThreadsStr [300];
if (sysInfo.dwNumberOfProcessors < 2)
if (cpuCount < 2)
{
StringCbCopyW (nbrThreadsStr, sizeof(nbrThreadsStr), GetString ("NOT_APPLICABLE_OR_NOT_AVAILABLE"));
}
@@ -6046,8 +6043,8 @@ BOOL CALLBACK BenchmarkDlgProc (HWND hwndDlg, UINT msg, WPARAM wParam, LPARAM lP
ToHyperlink (hwndDlg, IDC_PARALLELIZATION_LABEL_LINK);
if (nbrThreads < min (sysInfo.dwNumberOfProcessors, GetMaxEncryptionThreadCount())
&& sysInfo.dwNumberOfProcessors > 1)
if (nbrThreads < min (cpuCount, GetMaxEncryptionThreadCount())
&& cpuCount > 1)
{
Warning ("LIMITED_THREAD_COUNT_AFFECTS_PERFORMANCE", hwndDlg);
}