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Diffstat (limited to 'src/VBox/HostDrivers/Support/testcase/tstSupSem.cpp')
-rw-r--r--src/VBox/HostDrivers/Support/testcase/tstSupSem.cpp154
1 files changed, 111 insertions, 43 deletions
diff --git a/src/VBox/HostDrivers/Support/testcase/tstSupSem.cpp b/src/VBox/HostDrivers/Support/testcase/tstSupSem.cpp
index 6f37c63c..bd73c05c 100644
--- a/src/VBox/HostDrivers/Support/testcase/tstSupSem.cpp
+++ b/src/VBox/HostDrivers/Support/testcase/tstSupSem.cpp
@@ -4,7 +4,7 @@
*/
/*
- * Copyright (C) 2009-2010 Oracle Corporation
+ * Copyright (C) 2009-2012 Oracle Corporation
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
@@ -287,12 +287,15 @@ int main(int argc, char **argv)
#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];
@@ -300,35 +303,45 @@ int main(int argc, char **argv)
uint64_t cNsMin = UINT64_MAX;
uint64_t cNsTotalSys= 0;
uint64_t cNsTotal = 0;
- for (unsigned j = 0; j < 10; j++)
+ unsigned cLoops = 0;
+ while (cLoops < LOOP_COUNT)
{
uint64_t u64StartSys = RTTimeSystemNanoTS();
uint64_t u64Start = RTTimeNanoTS();
int rcX = SUPSemEventWaitNoResume(pSession, hEvent, cMs);
- if (rcX != VERR_TIMEOUT)
- RTTestFailed(hTest, "%Rrc j=%u cMs=%u", rcX, j, 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 / 10, RTTESTUNIT_NS, "%u ms avg (clock=sys)", cMs);
+ 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 / 10, RTTESTUNIT_NS, "%u ms avg (clock=gip)", cMs);
+ 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", cInterrupted);
}
if (RTTestErrorCount(hTest) == 0)
@@ -336,6 +349,7 @@ int main(int argc, char **argv)
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];
@@ -343,35 +357,45 @@ int main(int argc, char **argv)
uint64_t cNsMin = UINT64_MAX;
uint64_t cNsTotalSys= 0;
uint64_t cNsTotal = 0;
- for (unsigned j = 0; j < 10; j++)
+ unsigned cLoops = 0;
+ while (cLoops < LOOP_COUNT)
{
uint64_t u64StartSys = RTTimeSystemNanoTS();
uint64_t u64Start = RTTimeNanoTS();
int rcX = SUPSemEventMultiWaitNoResume(pSession, hEvent, cMs);
- if (rcX != VERR_TIMEOUT)
- RTTestFailed(hTest, "%Rrc j=%u cMs=%u", rcX, j, 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 / 10, RTTESTUNIT_NS, "%u ms avg (clock=sys)", cMs);
+ 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 / 10, RTTESTUNIT_NS, "%u ms avg (clock=gip)", cMs);
+ 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", cInterrupted);
}
}
@@ -387,6 +411,7 @@ int main(int argc, char **argv)
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];
@@ -394,35 +419,45 @@ int main(int argc, char **argv)
uint64_t cNsMin = UINT64_MAX;
uint64_t cNsTotalSys= 0;
uint64_t cNsTotal = 0;
- for (unsigned j = 0; j < 10; j++)
+ unsigned cLoops = 0;
+ while (cLoops < LOOP_COUNT)
{
uint64_t u64StartSys = RTTimeSystemNanoTS();
uint64_t u64Start = RTTimeNanoTS();
int rcX = SUPSemEventWaitNsRelIntr(pSession, hEvent, cNs);
- if (rcX != VERR_TIMEOUT)
- RTTestFailed(hTest, "%Rrc j=%u cNs=%u", rcX, j, 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 / 10, RTTESTUNIT_NS, "%'u ns avg (clock=sys)", cNs);
+ 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 / 10, RTTESTUNIT_NS, "%'u ns avg (clock=gip)", cNs);
+ 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", cInterrupted);
}
if (RTTestErrorCount(hTest) == 0)
@@ -431,6 +466,7 @@ int main(int argc, char **argv)
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];
@@ -438,35 +474,45 @@ int main(int argc, char **argv)
uint64_t cNsMin = UINT64_MAX;
uint64_t cNsTotalSys= 0;
uint64_t cNsTotal = 0;
- for (unsigned j = 0; j < 10; j++)
+ unsigned cLoops = 0;
+ while (cLoops < LOOP_COUNT)
{
uint64_t u64StartSys = RTTimeSystemNanoTS();
uint64_t u64Start = RTTimeNanoTS();
int rcX = SUPSemEventMultiWaitNsRelIntr(pSession, hEvent, cNs);
- if (rcX != VERR_TIMEOUT)
- RTTestFailed(hTest, "%Rrc j=%u cNs=%u", rcX, j, 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 / 10, RTTESTUNIT_NS, "%'u ns avg (clock=sys)", cNs);
+ 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 / 10, RTTESTUNIT_NS, "%'u ns avg (clock=gip)", cNs);
+ 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", cInterrupted);
}
if (RTTestErrorCount(hTest) == 0)
@@ -475,6 +521,7 @@ int main(int argc, char **argv)
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];
@@ -482,36 +529,46 @@ int main(int argc, char **argv)
uint64_t cNsMin = UINT64_MAX;
uint64_t cNsTotalSys= 0;
uint64_t cNsTotal = 0;
- for (unsigned j = 0; j < 10; j++)
+ 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);
- if (rcX != VERR_TIMEOUT)
- RTTestFailed(hTest, "%Rrc j=%u cNs=%u", rcX, j, 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 / 10, RTTESTUNIT_NS, "%'u ns avg (clock=sys)", cNs);
+ 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 / 10, RTTESTUNIT_NS, "%'u ns avg (clock=gip)", cNs);
+ 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", cInterrupted);
}
@@ -521,6 +578,7 @@ int main(int argc, char **argv)
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];
@@ -528,36 +586,46 @@ int main(int argc, char **argv)
uint64_t cNsMin = UINT64_MAX;
uint64_t cNsTotalSys= 0;
uint64_t cNsTotal = 0;
- for (unsigned j = 0; j < 10; j++)
+ 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);
- if (rcX != VERR_TIMEOUT)
- RTTestFailed(hTest, "%Rrc j=%u cNs=%u", rcX, j, 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 / 10, RTTESTUNIT_NS, "%'u ns avg (clock=sys)", cNs);
+ 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 / 10, RTTESTUNIT_NS, "%'u ns avg (clock=gip)", cNs);
+ 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", cInterrupted);
}
}
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