/**
* Initialize the global 1 halt method.
*
* @return VBox status code.
* @param pUVM Pointer to the user mode VM structure.
*/
static DECLCALLBACK(int) vmR3HaltGlobal1Init(PUVM pUVM)
{
/*
* The defaults.
*/
uint32_t cNsResolution = SUPSemEventMultiGetResolution(pUVM->vm.s.pSession);
if (cNsResolution > 5*RT_NS_100US)
pUVM->vm.s.Halt.Global1.cNsSpinBlockThresholdCfg = 50000;
else if (cNsResolution > RT_NS_100US)
pUVM->vm.s.Halt.Global1.cNsSpinBlockThresholdCfg = cNsResolution / 4;
else
pUVM->vm.s.Halt.Global1.cNsSpinBlockThresholdCfg = 2000;
/*
* Query overrides.
*
* I don't have time to bother with niceties such as invalid value checks
* here right now. sorry.
*/
PCFGMNODE pCfg = CFGMR3GetChild(CFGMR3GetRoot(pUVM->pVM), "/VMM/HaltedGlobal1");
if (pCfg)
{
uint32_t u32;
if (RT_SUCCESS(CFGMR3QueryU32(pCfg, "SpinBlockThreshold", &u32)))
pUVM->vm.s.Halt.Global1.cNsSpinBlockThresholdCfg = u32;
}
LogRel(("HaltedGlobal1 config: cNsSpinBlockThresholdCfg=%u\n",
pUVM->vm.s.Halt.Global1.cNsSpinBlockThresholdCfg));
return VINF_SUCCESS;
}
int main(int argc, char **argv)
{
bool fSys = true;
bool fGip = false;
#if defined(RT_OS_WINDOWS) || defined(RT_OS_OS2)
fGip = true;
#endif
/*
* Init.
*/
int rc = RTR3InitExe(argc, &argv, RTR3INIT_FLAGS_SUPLIB);
if (RT_FAILURE(rc))
return RTMsgInitFailure(rc);
if (argc == 2 && !strcmp(argv[1], "child"))
{
RTThreadSleep(300);
return 0;
}
RTTEST hTest;
rc = RTTestCreate("tstSupSem", &hTest);
if (RT_FAILURE(rc))
{
RTPrintf("tstSupSem: fatal error: RTTestCreate failed with rc=%Rrc\n", rc);
return 1;
}
g_hTest = hTest;
PSUPDRVSESSION pSession;
rc = SUPR3Init(&pSession);
if (RT_FAILURE(rc))
{
RTTestFailed(hTest, "SUPR3Init failed with rc=%Rrc\n", rc);
return RTTestSummaryAndDestroy(hTest);
}
g_pSession = pSession;
RTTestBanner(hTest);
/*
* Basic API checks.
*/
RTTestSub(hTest, "Single Release Event (SRE) API");
SUPSEMEVENT hEvent = NIL_SUPSEMEVENT;
RTTESTI_CHECK_RC(SUPSemEventCreate(pSession, &hEvent), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventWaitNoResume(pSession, hEvent, 0), VERR_TIMEOUT);
RTTESTI_CHECK_RC(SUPSemEventWaitNoResume(pSession, hEvent, 1), VERR_TIMEOUT);
RTTESTI_CHECK_RC(SUPSemEventWaitNoResume(pSession, hEvent, 2), VERR_TIMEOUT);
RTTESTI_CHECK_RC(SUPSemEventWaitNoResume(pSession, hEvent, 8), VERR_TIMEOUT);
RTTESTI_CHECK_RC(SUPSemEventWaitNoResume(pSession, hEvent,20), VERR_TIMEOUT);
RTTESTI_CHECK_RC(SUPSemEventSignal(pSession, hEvent), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventWaitNoResume(pSession, hEvent, 0), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventSignal(pSession, hEvent), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventWaitNoResume(pSession, hEvent, 1), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventSignal(pSession, hEvent), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventWaitNoResume(pSession, hEvent, 2), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventSignal(pSession, hEvent), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventWaitNoResume(pSession, hEvent, 8), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventSignal(pSession, hEvent), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventWaitNoResume(pSession, hEvent, 20), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventSignal(pSession, hEvent), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventWaitNoResume(pSession, hEvent,1000),VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventSignal(pSession, hEvent), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventSignal(pSession, hEvent), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventWaitNoResume(pSession, hEvent, 0), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventWaitNoResume(pSession, hEvent, 0), VERR_TIMEOUT);
RTTESTI_CHECK_RC(SUPSemEventWaitNoResume(pSession, hEvent, 1), VERR_TIMEOUT);
RTTESTI_CHECK_RC(SUPSemEventWaitNoResume(pSession, hEvent, 2), VERR_TIMEOUT);
RTTESTI_CHECK_RC(SUPSemEventWaitNoResume(pSession, hEvent, 8), VERR_TIMEOUT);
RTTESTI_CHECK_RC(SUPSemEventWaitNoResume(pSession, hEvent,20), VERR_TIMEOUT);
RTTESTI_CHECK_RC(SUPSemEventClose(pSession, hEvent), VINF_OBJECT_DESTROYED);
RTTESTI_CHECK_RC(SUPSemEventClose(pSession, hEvent), VERR_INVALID_HANDLE);
RTTESTI_CHECK_RC(SUPSemEventClose(pSession, NIL_SUPSEMEVENT), VINF_SUCCESS);
RTTestSub(hTest, "Multiple Release Event (MRE) API");
SUPSEMEVENTMULTI hEventMulti = NIL_SUPSEMEVENT;
RTTESTI_CHECK_RC(SUPSemEventMultiCreate(pSession, &hEventMulti), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventMultiWaitNoResume(pSession, hEventMulti, 0), VERR_TIMEOUT);
RTTESTI_CHECK_RC(SUPSemEventMultiWaitNoResume(pSession, hEventMulti, 1), VERR_TIMEOUT);
RTTESTI_CHECK_RC(SUPSemEventMultiWaitNoResume(pSession, hEventMulti, 2), VERR_TIMEOUT);
RTTESTI_CHECK_RC(SUPSemEventMultiWaitNoResume(pSession, hEventMulti, 8), VERR_TIMEOUT);
RTTESTI_CHECK_RC(SUPSemEventMultiWaitNoResume(pSession, hEventMulti,20), VERR_TIMEOUT);
RTTESTI_CHECK_RC(SUPSemEventMultiSignal(pSession, hEventMulti), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventMultiWaitNoResume(pSession, hEventMulti, 0), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventMultiWaitNoResume(pSession, hEventMulti, 0), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventMultiWaitNoResume(pSession, hEventMulti, 0), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventMultiWaitNoResume(pSession, hEventMulti, 1), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventMultiWaitNoResume(pSession, hEventMulti, 2), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventMultiWaitNoResume(pSession, hEventMulti, 8), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventMultiWaitNoResume(pSession, hEventMulti,20), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventMultiWaitNoResume(pSession, hEventMulti,1000), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventMultiSignal(pSession, hEventMulti), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventMultiSignal(pSession, hEventMulti), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventMultiWaitNoResume(pSession, hEventMulti, 0), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventMultiReset(pSession, hEventMulti), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventMultiWaitNoResume(pSession, hEventMulti, 0), VERR_TIMEOUT);
RTTESTI_CHECK_RC(SUPSemEventMultiWaitNoResume(pSession, hEventMulti, 1), VERR_TIMEOUT);
RTTESTI_CHECK_RC(SUPSemEventMultiWaitNoResume(pSession, hEventMulti, 2), VERR_TIMEOUT);
RTTESTI_CHECK_RC(SUPSemEventMultiWaitNoResume(pSession, hEventMulti, 8), VERR_TIMEOUT);
RTTESTI_CHECK_RC(SUPSemEventMultiWaitNoResume(pSession, hEventMulti,20), VERR_TIMEOUT);
RTTESTI_CHECK_RC(SUPSemEventMultiSignal(pSession, hEventMulti), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventMultiWaitNoResume(pSession, hEventMulti, 0), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventMultiWaitNoResume(pSession, hEventMulti, 1), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventMultiWaitNoResume(pSession, hEventMulti, 2), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventMultiWaitNoResume(pSession, hEventMulti, 8), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventMultiWaitNoResume(pSession, hEventMulti, 20), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventMultiWaitNoResume(pSession, hEventMulti,1000), VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventMultiClose(pSession, hEventMulti), VINF_OBJECT_DESTROYED);
RTTESTI_CHECK_RC(SUPSemEventMultiClose(pSession, hEventMulti), VERR_INVALID_HANDLE);
RTTESTI_CHECK_RC(SUPSemEventMultiClose(pSession, NIL_SUPSEMEVENTMULTI), VINF_SUCCESS);
#if !defined(RT_OS_OS2) && !defined(RT_OS_WINDOWS)
RTTestSub(hTest, "SRE Interruptibility");
RTTESTI_CHECK_RC(SUPSemEventCreate(pSession, &hEvent), VINF_SUCCESS);
g_cMillies = RT_INDEFINITE_WAIT;
RTTHREAD hThread = NIL_RTTHREAD;
RTTESTI_CHECK_RC(RTThreadCreate(&hThread, tstSupSemInterruptibleSRE, (void *)hEvent, 0, RTTHREADTYPE_TIMER, RTTHREADFLAGS_WAITABLE, "IntSRE"), VINF_SUCCESS);
RTTESTI_CHECK_RC(RTThreadUserWait(hThread, 60*1000), VINF_SUCCESS);
RTThreadSleep(120);
RTThreadPoke(hThread);
int rcThread = VINF_SUCCESS;
RTTESTI_CHECK_RC(RTThreadWait(hThread, 60*1000, &rcThread), VINF_SUCCESS);
RTTESTI_CHECK_RC(rcThread, VERR_INTERRUPTED);
RTTESTI_CHECK_RC(SUPSemEventClose(pSession, hEvent), VINF_OBJECT_DESTROYED);
RTTESTI_CHECK_RC(SUPSemEventCreate(pSession, &hEvent), VINF_SUCCESS);
g_cMillies = 120*1000;
hThread = NIL_RTTHREAD;
RTTESTI_CHECK_RC(RTThreadCreate(&hThread, tstSupSemInterruptibleSRE, (void *)hEvent, 0, RTTHREADTYPE_TIMER, RTTHREADFLAGS_WAITABLE, "IntSRE"), VINF_SUCCESS);
RTTESTI_CHECK_RC(RTThreadUserWait(hThread, 60*1000), VINF_SUCCESS);
RTThreadSleep(120);
RTThreadPoke(hThread);
rcThread = VINF_SUCCESS;
RTTESTI_CHECK_RC(RTThreadWait(hThread, 60*1000, &rcThread), VINF_SUCCESS);
RTTESTI_CHECK_RC(rcThread, VERR_INTERRUPTED);
RTTESTI_CHECK_RC(SUPSemEventClose(pSession, hEvent), VINF_OBJECT_DESTROYED);
RTTestSub(hTest, "MRE Interruptibility");
RTTESTI_CHECK_RC(SUPSemEventMultiCreate(pSession, &hEventMulti), VINF_SUCCESS);
g_cMillies = RT_INDEFINITE_WAIT;
hThread = NIL_RTTHREAD;
RTTESTI_CHECK_RC(RTThreadCreate(&hThread, tstSupSemInterruptibleMRE, (void *)hEventMulti, 0, RTTHREADTYPE_TIMER, RTTHREADFLAGS_WAITABLE, "IntMRE"), VINF_SUCCESS);
RTTESTI_CHECK_RC(RTThreadUserWait(hThread, 60*1000), VINF_SUCCESS);
RTThreadSleep(120);
RTThreadPoke(hThread);
rcThread = VINF_SUCCESS;
RTTESTI_CHECK_RC(RTThreadWait(hThread, 60*1000, &rcThread), VINF_SUCCESS);
RTTESTI_CHECK_RC(rcThread, VERR_INTERRUPTED);
RTTESTI_CHECK_RC(SUPSemEventMultiClose(pSession, hEventMulti), VINF_OBJECT_DESTROYED);
RTTESTI_CHECK_RC(SUPSemEventMultiCreate(pSession, &hEventMulti), VINF_SUCCESS);
g_cMillies = 120*1000;
hThread = NIL_RTTHREAD;
RTTESTI_CHECK_RC(RTThreadCreate(&hThread, tstSupSemInterruptibleMRE, (void *)hEventMulti, 0, RTTHREADTYPE_TIMER, RTTHREADFLAGS_WAITABLE, "IntMRE"), VINF_SUCCESS);
RTTESTI_CHECK_RC(RTThreadUserWait(hThread, 60*1000), VINF_SUCCESS);
RTThreadSleep(120);
RTThreadPoke(hThread);
rcThread = VINF_SUCCESS;
RTTESTI_CHECK_RC(RTThreadWait(hThread, 60*1000, &rcThread), VINF_SUCCESS);
RTTESTI_CHECK_RC(rcThread, VERR_INTERRUPTED);
RTTESTI_CHECK_RC(SUPSemEventMultiClose(pSession, hEventMulti), VINF_OBJECT_DESTROYED);
/*
* Fork test.
* Spawn a thread waiting for an event, then spawn a new child process (of
* ourselves) and make sure that this does not alter the intended behaviour
* of our event semaphore implementation (see @bugref{5090}).
*/
RTTestSub(hTest, "SRE Process Spawn");
hThread = NIL_RTTHREAD;
g_cMillies = 120*1000;
RTTESTI_CHECK_RC(SUPSemEventCreate(pSession, &hEvent), VINF_SUCCESS);
RTTESTI_CHECK_RC(RTThreadCreate(&hThread, tstSupSemInterruptibleSRE, (void *)hEvent, 0, RTTHREADTYPE_TIMER, RTTHREADFLAGS_WAITABLE, "IntSRE"), VINF_SUCCESS);
const char *apszArgs[3] = { argv[0], "child", NULL };
RTPROCESS Process = NIL_RTPROCESS;
RTThreadSleep(250);
RTTESTI_CHECK_RC(RTProcCreate(apszArgs[0], apszArgs, RTENV_DEFAULT, 0, &Process), VINF_SUCCESS);
RTThreadSleep(250);
RTTESTI_CHECK_RC(SUPSemEventSignal(pSession, hEvent), VINF_SUCCESS);
rcThread = VERR_GENERAL_FAILURE;
RTTESTI_CHECK_RC(RTThreadWait(hThread, 120*1000, &rcThread), VINF_SUCCESS);
RTTESTI_CHECK_RC(rcThread, VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventClose(pSession, hEvent), VINF_OBJECT_DESTROYED);
RTTestSub(hTest, "MRE Process Spawn");
hThread = NIL_RTTHREAD;
g_cMillies = 120*1000;
RTTESTI_CHECK_RC(SUPSemEventMultiCreate(pSession, &hEvent), VINF_SUCCESS);
RTTESTI_CHECK_RC(RTThreadCreate(&hThread, tstSupSemInterruptibleMRE, (void *)hEvent, 0, RTTHREADTYPE_TIMER, RTTHREADFLAGS_WAITABLE, "IntSRE"), VINF_SUCCESS);
RTTHREAD hThread2 = NIL_RTTHREAD;
RTTESTI_CHECK_RC(RTThreadCreate(&hThread2, tstSupSemInterruptibleMRE, (void *)hEvent, 0, RTTHREADTYPE_TIMER, RTTHREADFLAGS_WAITABLE, "IntSRE"), VINF_SUCCESS);
Process = NIL_RTPROCESS;
RTThreadSleep(250);
RTTESTI_CHECK_RC(RTProcCreate(apszArgs[0], apszArgs, RTENV_DEFAULT, 0, &Process), VINF_SUCCESS);
RTThreadSleep(250);
RTTESTI_CHECK_RC(SUPSemEventMultiSignal(pSession, hEvent), VINF_SUCCESS);
rcThread = VERR_GENERAL_FAILURE;
RTTESTI_CHECK_RC(RTThreadWait(hThread, 120*1000, &rcThread), VINF_SUCCESS);
RTTESTI_CHECK_RC(rcThread, VINF_SUCCESS);
int rcThread2 = VERR_GENERAL_FAILURE;
RTTESTI_CHECK_RC(RTThreadWait(hThread2, 120*1000, &rcThread2), VINF_SUCCESS);
RTTESTI_CHECK_RC(rcThread2, VINF_SUCCESS);
RTTESTI_CHECK_RC(SUPSemEventMultiClose(pSession, hEvent), VINF_OBJECT_DESTROYED);
#endif /* !OS2 && !WINDOWS */
{
#define LOOP_COUNT 20
static unsigned const s_acMsIntervals[] = { 0, 1, 2, 3, 4, 8, 10, 16, 32 };
if (RTTestErrorCount(hTest) == 0)
{
RTTestSub(hTest, "SRE Timeout Accuracy (ms)");
RTTESTI_CHECK_RC(SUPSemEventCreate(pSession, &hEvent), VINF_SUCCESS);
uint32_t cInterrupted = 0;
for (unsigned i = 0; i < RT_ELEMENTS(s_acMsIntervals); i++)
{
uint64_t cMs = s_acMsIntervals[i];
uint64_t cNsMinSys = UINT64_MAX;
uint64_t cNsMin = UINT64_MAX;
uint64_t cNsTotalSys= 0;
uint64_t cNsTotal = 0;
unsigned cLoops = 0;
while (cLoops < LOOP_COUNT)
{
uint64_t u64StartSys = RTTimeSystemNanoTS();
uint64_t u64Start = RTTimeNanoTS();
int rcX = SUPSemEventWaitNoResume(pSession, hEvent, cMs);
uint64_t cNsElapsedSys = RTTimeSystemNanoTS() - u64StartSys;
uint64_t cNsElapsed = RTTimeNanoTS() - u64Start;
if (rcX == VERR_INTERRUPTED)
{
cInterrupted++;
continue; /* retry */
}
if (rcX != VERR_TIMEOUT)
RTTestFailed(hTest, "%Rrc cLoops=%u cMs=%u", rcX, cLoops, cMs);
if (cNsElapsedSys < cNsMinSys)
cNsMinSys = cNsElapsedSys;
if (cNsElapsed < cNsMin)
cNsMin = cNsElapsed;
cNsTotalSys += cNsElapsedSys;
cNsTotal += cNsElapsed;
cLoops++;
}
if (fSys)
{
RTTestValueF(hTest, cNsMinSys, RTTESTUNIT_NS, "%u ms min (clock=sys)", cMs);
RTTestValueF(hTest, cNsTotalSys / cLoops, RTTESTUNIT_NS, "%u ms avg (clock=sys)", cMs);
}
if (fGip)
{
RTTestValueF(hTest, cNsMin, RTTESTUNIT_NS, "%u ms min (clock=gip)", cMs);
RTTestValueF(hTest, cNsTotal / cLoops, RTTESTUNIT_NS, "%u ms avg (clock=gip)", cMs);
}
}
RTTESTI_CHECK_RC(SUPSemEventClose(pSession, hEvent), VINF_OBJECT_DESTROYED);
RTTestValueF(hTest, cInterrupted, RTTESTUNIT_OCCURRENCES, "VERR_INTERRUPTED returned");
}
if (RTTestErrorCount(hTest) == 0)
{
RTTestSub(hTest, "MRE Timeout Accuracy (ms)");
RTTESTI_CHECK_RC(SUPSemEventMultiCreate(pSession, &hEvent), VINF_SUCCESS);
uint32_t cInterrupted = 0;
for (unsigned i = 0; i < RT_ELEMENTS(s_acMsIntervals); i++)
{
uint64_t cMs = s_acMsIntervals[i];
uint64_t cNsMinSys = UINT64_MAX;
uint64_t cNsMin = UINT64_MAX;
uint64_t cNsTotalSys= 0;
uint64_t cNsTotal = 0;
unsigned cLoops = 0;
while (cLoops < LOOP_COUNT)
{
uint64_t u64StartSys = RTTimeSystemNanoTS();
uint64_t u64Start = RTTimeNanoTS();
int rcX = SUPSemEventMultiWaitNoResume(pSession, hEvent, cMs);
uint64_t cNsElapsedSys = RTTimeSystemNanoTS() - u64StartSys;
uint64_t cNsElapsed = RTTimeNanoTS() - u64Start;
if (rcX == VERR_INTERRUPTED)
{
cInterrupted++;
continue; /* retry */
}
if (rcX != VERR_TIMEOUT)
RTTestFailed(hTest, "%Rrc cLoops=%u cMs=%u", rcX, cLoops, cMs);
if (cNsElapsedSys < cNsMinSys)
cNsMinSys = cNsElapsedSys;
if (cNsElapsed < cNsMin)
cNsMin = cNsElapsed;
cNsTotalSys += cNsElapsedSys;
cNsTotal += cNsElapsed;
cLoops++;
}
if (fSys)
{
RTTestValueF(hTest, cNsMinSys, RTTESTUNIT_NS, "%u ms min (clock=sys)", cMs);
RTTestValueF(hTest, cNsTotalSys / cLoops, RTTESTUNIT_NS, "%u ms avg (clock=sys)", cMs);
}
if (fGip)
{
RTTestValueF(hTest, cNsMin, RTTESTUNIT_NS, "%u ms min (clock=gip)", cMs);
RTTestValueF(hTest, cNsTotal / cLoops, RTTESTUNIT_NS, "%u ms avg (clock=gip)", cMs);
}
}
RTTESTI_CHECK_RC(SUPSemEventMultiClose(pSession, hEvent), VINF_OBJECT_DESTROYED);
RTTestValueF(hTest, cInterrupted, RTTESTUNIT_OCCURRENCES, "VERR_INTERRUPTED returned");
}
}
{
static uint32_t const s_acNsIntervals[] =
{
0, 1000, 5000, 15000, 30000, 50000, 100000, 250000, 500000, 750000, 900000, 1500000, 2200000
};
if (RTTestErrorCount(hTest) == 0)
{
RTTestSub(hTest, "SUPSemEventWaitNsRelIntr Accuracy");
RTTestValueF(hTest, SUPSemEventGetResolution(pSession), RTTESTUNIT_NS, "SRE resolution");
RTTESTI_CHECK_RC(SUPSemEventCreate(pSession, &hEvent), VINF_SUCCESS);
uint32_t cInterrupted = 0;
for (unsigned i = 0; i < RT_ELEMENTS(s_acNsIntervals); i++)
{
uint64_t cNs = s_acNsIntervals[i];
uint64_t cNsMinSys = UINT64_MAX;
uint64_t cNsMin = UINT64_MAX;
uint64_t cNsTotalSys= 0;
uint64_t cNsTotal = 0;
unsigned cLoops = 0;
while (cLoops < LOOP_COUNT)
{
uint64_t u64StartSys = RTTimeSystemNanoTS();
uint64_t u64Start = RTTimeNanoTS();
int rcX = SUPSemEventWaitNsRelIntr(pSession, hEvent, cNs);
uint64_t cNsElapsedSys = RTTimeSystemNanoTS() - u64StartSys;
uint64_t cNsElapsed = RTTimeNanoTS() - u64Start;
if (rcX == VERR_INTERRUPTED)
{
cInterrupted++;
continue; /* retry */
}
if (rcX != VERR_TIMEOUT)
RTTestFailed(hTest, "%Rrc cLoops=%u cNs=%u", rcX, cLoops, cNs);
if (cNsElapsedSys < cNsMinSys)
cNsMinSys = cNsElapsedSys;
if (cNsElapsed < cNsMin)
cNsMin = cNsElapsed;
cNsTotalSys += cNsElapsedSys;
cNsTotal += cNsElapsed;
cLoops++;
}
if (fSys)
{
RTTestValueF(hTest, cNsMinSys, RTTESTUNIT_NS, "%'u ns min (clock=sys)", cNs);
RTTestValueF(hTest, cNsTotalSys / cLoops, RTTESTUNIT_NS, "%'u ns avg (clock=sys)", cNs);
}
if (fGip)
{
RTTestValueF(hTest, cNsMin, RTTESTUNIT_NS, "%'u ns min (clock=gip)", cNs);
RTTestValueF(hTest, cNsTotal / cLoops, RTTESTUNIT_NS, "%'u ns avg (clock=gip)", cNs);
}
}
RTTESTI_CHECK_RC(SUPSemEventClose(pSession, hEvent), VINF_OBJECT_DESTROYED);
RTTestValueF(hTest, cInterrupted, RTTESTUNIT_OCCURRENCES, "VERR_INTERRUPTED returned");
}
if (RTTestErrorCount(hTest) == 0)
{
RTTestSub(hTest, "SUPSemEventMultiWaitNsRelIntr Accuracy");
RTTestValueF(hTest, SUPSemEventMultiGetResolution(pSession), RTTESTUNIT_NS, "MRE resolution");
RTTESTI_CHECK_RC(SUPSemEventMultiCreate(pSession, &hEvent), VINF_SUCCESS);
uint32_t cInterrupted = 0;
for (unsigned i = 0; i < RT_ELEMENTS(s_acNsIntervals); i++)
{
uint64_t cNs = s_acNsIntervals[i];
uint64_t cNsMinSys = UINT64_MAX;
uint64_t cNsMin = UINT64_MAX;
uint64_t cNsTotalSys= 0;
uint64_t cNsTotal = 0;
unsigned cLoops = 0;
while (cLoops < LOOP_COUNT)
{
uint64_t u64StartSys = RTTimeSystemNanoTS();
uint64_t u64Start = RTTimeNanoTS();
int rcX = SUPSemEventMultiWaitNsRelIntr(pSession, hEvent, cNs);
uint64_t cNsElapsedSys = RTTimeSystemNanoTS() - u64StartSys;
uint64_t cNsElapsed = RTTimeNanoTS() - u64Start;
if (rcX == VERR_INTERRUPTED)
{
cInterrupted++;
continue; /* retry */
}
if (rcX != VERR_TIMEOUT)
RTTestFailed(hTest, "%Rrc cLoops=%u cNs=%u", rcX, cLoops, cNs);
if (cNsElapsedSys < cNsMinSys)
cNsMinSys = cNsElapsedSys;
if (cNsElapsed < cNsMin)
cNsMin = cNsElapsed;
cNsTotalSys += cNsElapsedSys;
cNsTotal += cNsElapsed;
cLoops++;
}
if (fSys)
{
RTTestValueF(hTest, cNsMinSys, RTTESTUNIT_NS, "%'u ns min (clock=sys)", cNs);
RTTestValueF(hTest, cNsTotalSys / cLoops, RTTESTUNIT_NS, "%'u ns avg (clock=sys)", cNs);
}
if (fGip)
{
RTTestValueF(hTest, cNsMin, RTTESTUNIT_NS, "%'u ns min (clock=gip)", cNs);
RTTestValueF(hTest, cNsTotal / cLoops, RTTESTUNIT_NS, "%'u ns avg (clock=gip)", cNs);
}
}
RTTESTI_CHECK_RC(SUPSemEventMultiClose(pSession, hEvent), VINF_OBJECT_DESTROYED);
RTTestValueF(hTest, cInterrupted, RTTESTUNIT_OCCURRENCES, "VERR_INTERRUPTED returned");
}
if (RTTestErrorCount(hTest) == 0)
{
RTTestSub(hTest, "SUPSemEventWaitNsAbsIntr Accuracy");
RTTestValueF(hTest, SUPSemEventGetResolution(pSession), RTTESTUNIT_NS, "MRE resolution");
RTTESTI_CHECK_RC(SUPSemEventCreate(pSession, &hEvent), VINF_SUCCESS);
uint32_t cInterrupted = 0;
for (unsigned i = 0; i < RT_ELEMENTS(s_acNsIntervals); i++)
{
uint64_t cNs = s_acNsIntervals[i];
uint64_t cNsMinSys = UINT64_MAX;
uint64_t cNsMin = UINT64_MAX;
uint64_t cNsTotalSys= 0;
uint64_t cNsTotal = 0;
unsigned cLoops = 0;
while (cLoops < LOOP_COUNT)
{
uint64_t u64StartSys = RTTimeSystemNanoTS();
uint64_t u64Start = RTTimeNanoTS();
uint64_t uAbsDeadline = (fGip ? u64Start : u64StartSys) + cNs;
int rcX = SUPSemEventWaitNsAbsIntr(pSession, hEvent, uAbsDeadline);
uint64_t cNsElapsedSys = RTTimeSystemNanoTS() - u64StartSys;
uint64_t cNsElapsed = RTTimeNanoTS() - u64Start;
if (rcX == VERR_INTERRUPTED)
{
cInterrupted++;
continue; /* retry */
}
if (rcX != VERR_TIMEOUT)
RTTestFailed(hTest, "%Rrc cLoops=%u cNs=%u", rcX, cLoops, cNs);
if (cNsElapsedSys < cNsMinSys)
cNsMinSys = cNsElapsedSys;
if (cNsElapsed < cNsMin)
cNsMin = cNsElapsed;
cNsTotalSys += cNsElapsedSys;
cNsTotal += cNsElapsed;
cLoops++;
}
if (fSys)
{
RTTestValueF(hTest, cNsMinSys, RTTESTUNIT_NS, "%'u ns min (clock=sys)", cNs);
RTTestValueF(hTest, cNsTotalSys / cLoops, RTTESTUNIT_NS, "%'u ns avg (clock=sys)", cNs);
}
if (fGip)
{
RTTestValueF(hTest, cNsMin, RTTESTUNIT_NS, "%'u ns min (clock=gip)", cNs);
RTTestValueF(hTest, cNsTotal / cLoops, RTTESTUNIT_NS, "%'u ns avg (clock=gip)", cNs);
}
}
RTTESTI_CHECK_RC(SUPSemEventClose(pSession, hEvent), VINF_OBJECT_DESTROYED);
RTTestValueF(hTest, cInterrupted, RTTESTUNIT_OCCURRENCES, "VERR_INTERRUPTED returned");
}
if (RTTestErrorCount(hTest) == 0)
{
RTTestSub(hTest, "SUPSemEventMultiWaitNsAbsIntr Accuracy");
RTTestValueF(hTest, SUPSemEventMultiGetResolution(pSession), RTTESTUNIT_NS, "MRE resolution");
RTTESTI_CHECK_RC(SUPSemEventMultiCreate(pSession, &hEvent), VINF_SUCCESS);
uint32_t cInterrupted = 0;
for (unsigned i = 0; i < RT_ELEMENTS(s_acNsIntervals); i++)
{
uint64_t cNs = s_acNsIntervals[i];
uint64_t cNsMinSys = UINT64_MAX;
uint64_t cNsMin = UINT64_MAX;
uint64_t cNsTotalSys= 0;
uint64_t cNsTotal = 0;
unsigned cLoops = 0;
while (cLoops < LOOP_COUNT)
{
uint64_t u64StartSys = RTTimeSystemNanoTS();
uint64_t u64Start = RTTimeNanoTS();
uint64_t uAbsDeadline = (fGip ? u64Start : u64StartSys) + cNs;
int rcX = SUPSemEventMultiWaitNsAbsIntr(pSession, hEvent, uAbsDeadline);
uint64_t cNsElapsedSys = RTTimeSystemNanoTS() - u64StartSys;
uint64_t cNsElapsed = RTTimeNanoTS() - u64Start;
if (rcX == VERR_INTERRUPTED)
{
cInterrupted++;
continue; /* retry */
}
if (rcX != VERR_TIMEOUT)
RTTestFailed(hTest, "%Rrc cLoops=%u cNs=%u", rcX, cLoops, cNs);
if (cNsElapsedSys < cNsMinSys)
cNsMinSys = cNsElapsedSys;
if (cNsElapsed < cNsMin)
cNsMin = cNsElapsed;
cNsTotalSys += cNsElapsedSys;
cNsTotal += cNsElapsed;
cLoops++;
}
if (fSys)
{
RTTestValueF(hTest, cNsMinSys, RTTESTUNIT_NS, "%'u ns min (clock=sys)", cNs);
RTTestValueF(hTest, cNsTotalSys / cLoops, RTTESTUNIT_NS, "%'u ns avg (clock=sys)", cNs);
}
if (fGip)
{
RTTestValueF(hTest, cNsMin, RTTESTUNIT_NS, "%'u ns min (clock=gip)", cNs);
RTTestValueF(hTest, cNsTotal / cLoops, RTTESTUNIT_NS, "%'u ns avg (clock=gip)", cNs);
}
}
RTTESTI_CHECK_RC(SUPSemEventMultiClose(pSession, hEvent), VINF_OBJECT_DESTROYED);
RTTestValueF(hTest, cInterrupted, RTTESTUNIT_OCCURRENCES, "VERR_INTERRUPTED returned");
}
}
/*
* Done.
*/
return RTTestSummaryAndDestroy(hTest);
}
