static DECLCALLBACK(int) test1Thread1(RTTHREAD ThreadSelf, void *pvUser)
{
RTSEMEVENTMULTI hSem = *(PRTSEMEVENTMULTI)pvUser;
uint64_t u64 = RTTimeSystemMilliTS();
RTTEST_CHECK_RC(g_hTest, RTSemEventMultiWait(hSem, 1000), VERR_TIMEOUT);
u64 = RTTimeSystemMilliTS() - u64;
RTTEST_CHECK_MSG(g_hTest, u64 < 1500 && u64 > 950, (g_hTest, "u64=%llu\n", u64));
RTTEST_CHECK_RC(g_hTest, RTSemEventMultiWait(hSem, 2000), VINF_SUCCESS);
return VINF_SUCCESS;
}
/**
* Thread checking for expired requests.
*
* @returns IPRT status code.
* @param pThread Thread handle.
* @param pvUser Opaque user data.
*/
static int drvdiskIntIoReqExpiredCheck(RTTHREAD pThread, void *pvUser)
{
PDRVDISKINTEGRITY pThis = (PDRVDISKINTEGRITY)pvUser;
while (pThis->fRunning)
{
int rc = RTSemEventWait(pThis->SemEvent, pThis->uCheckIntervalMs);
if (!pThis->fRunning)
break;
Assert(rc == VERR_TIMEOUT);
/* Get current timestamp for comparison. */
uint64_t tsCurr = RTTimeSystemMilliTS();
/* Go through the array and check for expired requests. */
for (unsigned i = 0; i < RT_ELEMENTS(pThis->apReqActive); i++)
{
PDRVDISKAIOREQACTIVE pReqActive = &pThis->apReqActive[i];
PDRVDISKAIOREQ pIoReq = ASMAtomicReadPtrT(&pReqActive->pIoReq, PDRVDISKAIOREQ);
if ( pIoReq
&& (tsCurr > pReqActive->tsStart)
&& (tsCurr - pReqActive->tsStart) >= pThis->uExpireIntervalMs)
{
RTMsgError("Request %#p expired (active for %llu ms already)\n",
pIoReq, tsCurr - pReqActive->tsStart);
RTAssertDebugBreak();
}
}
}
return VINF_SUCCESS;
}
/**
* Free a async I/O request.
*
* @returns nothing.
* @param pThis Disk driver.
* @param pIoReq The I/O request to free.
*/
static void drvdiskintIoReqFree(PDRVDISKINTEGRITY pThis, PDRVDISKAIOREQ pIoReq)
{
if (pThis->fCheckDoubleCompletion)
{
/* Search if the I/O request completed already. */
for (unsigned i = 0; i < pThis->cEntries; i++)
{
if (RT_UNLIKELY(pThis->papIoReq[i] == pIoReq))
{
RTMsgError("Request %#p completed already!\n", pIoReq);
RTMsgError("Start timestamp %llu Completion timestamp %llu (completed after %llu ms)\n",
pIoReq->tsStart, pIoReq->tsComplete, pIoReq->tsComplete - pIoReq->tsStart);
RTAssertDebugBreak();
}
}
pIoReq->tsComplete = RTTimeSystemMilliTS();
Assert(!pThis->papIoReq[pThis->iEntry]);
pThis->papIoReq[pThis->iEntry] = pIoReq;
pThis->iEntry = (pThis->iEntry+1) % pThis->cEntries;
if (pThis->papIoReq[pThis->iEntry])
{
RTMemFree(pThis->papIoReq[pThis->iEntry]);
pThis->papIoReq[pThis->iEntry] = NULL;
}
}
else
RTMemFree(pIoReq);
}
static void testBasicsWaitSuccess(RTSEMEVENTMULTI hSem, unsigned i)
{
RTTESTI_CHECK_RC_RETV(RTSemEventMultiWait(hSem, 0), VINF_SUCCESS);
RTTESTI_CHECK_RC_RETV(RTSemEventMultiWait(hSem, RT_INDEFINITE_WAIT), VINF_SUCCESS);
#if 0
RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitNoResume(hSem, 0), VINF_SUCCESS);
RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitNoResume(hSem, RT_INDEFINITE_WAIT), VINF_SUCCESS);
#else
RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitEx(hSem,
RTSEMWAIT_FLAGS_RESUME | RTSEMWAIT_FLAGS_NANOSECS | RTSEMWAIT_FLAGS_RELATIVE,
0),
VINF_SUCCESS);
RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitEx(hSem, RTSEMWAIT_FLAGS_RESUME | RTSEMWAIT_FLAGS_INDEFINITE, 0), VINF_SUCCESS);
RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitEx(hSem, RTSEMWAIT_FLAGS_NORESUME | RTSEMWAIT_FLAGS_INDEFINITE, 0), VINF_SUCCESS);
RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitEx(hSem,
RTSEMWAIT_FLAGS_RESUME | RTSEMWAIT_FLAGS_NANOSECS | RTSEMWAIT_FLAGS_ABSOLUTE,
RTTimeSystemNanoTS() + 1000*i),
VINF_SUCCESS);
RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitEx(hSem,
RTSEMWAIT_FLAGS_RESUME | RTSEMWAIT_FLAGS_NANOSECS | RTSEMWAIT_FLAGS_ABSOLUTE,
RTTimeNanoTS() + 1000*i),
VINF_SUCCESS);
RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitEx(hSem,
RTSEMWAIT_FLAGS_RESUME | RTSEMWAIT_FLAGS_NANOSECS | RTSEMWAIT_FLAGS_ABSOLUTE,
0),
VINF_SUCCESS);
RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitEx(hSem,
RTSEMWAIT_FLAGS_RESUME | RTSEMWAIT_FLAGS_NANOSECS | RTSEMWAIT_FLAGS_ABSOLUTE,
_1G),
VINF_SUCCESS);
RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitEx(hSem,
RTSEMWAIT_FLAGS_RESUME | RTSEMWAIT_FLAGS_NANOSECS | RTSEMWAIT_FLAGS_ABSOLUTE,
UINT64_MAX),
VINF_SUCCESS);
RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitEx(hSem,
RTSEMWAIT_FLAGS_RESUME | RTSEMWAIT_FLAGS_MILLISECS | RTSEMWAIT_FLAGS_ABSOLUTE,
RTTimeSystemMilliTS() + 1000*i),
VINF_SUCCESS);
RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitEx(hSem,
RTSEMWAIT_FLAGS_RESUME | RTSEMWAIT_FLAGS_MILLISECS | RTSEMWAIT_FLAGS_ABSOLUTE,
RTTimeMilliTS() + 1000*i),
VINF_SUCCESS);
RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitEx(hSem,
RTSEMWAIT_FLAGS_RESUME | RTSEMWAIT_FLAGS_MILLISECS | RTSEMWAIT_FLAGS_ABSOLUTE,
0),
VINF_SUCCESS);
RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitEx(hSem,
RTSEMWAIT_FLAGS_RESUME | RTSEMWAIT_FLAGS_MILLISECS | RTSEMWAIT_FLAGS_ABSOLUTE,
_1M),
VINF_SUCCESS);
RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitEx(hSem,
RTSEMWAIT_FLAGS_RESUME | RTSEMWAIT_FLAGS_MILLISECS | RTSEMWAIT_FLAGS_ABSOLUTE,
UINT64_MAX),
VINF_SUCCESS);
#endif
}
/**
* Allocate a new I/O request.
*
* @returns New I/O request.
* @param enmTxDir Transfer direction.
* @param off Start offset.
* @param paSeg Segment array.
* @param cSeg Number of segments.
* @param cbTransfer Number of bytes to transfer.
* @param pvUser User argument.
*/
static PDRVDISKAIOREQ drvdiskintIoReqAlloc(DRVDISKAIOTXDIR enmTxDir, uint64_t off, PCRTSGSEG paSeg,
unsigned cSeg, size_t cbTransfer, void *pvUser)
{
PDRVDISKAIOREQ pIoReq = (PDRVDISKAIOREQ)RTMemAlloc(sizeof(DRVDISKAIOREQ));
if (RT_LIKELY(pIoReq))
{
pIoReq->enmTxDir = enmTxDir;
pIoReq->off = off;
pIoReq->cbTransfer = cbTransfer;
pIoReq->paSeg = paSeg;
pIoReq->cSeg = cSeg;
pIoReq->pvUser = pvUser;
pIoReq->iSlot = 0;
pIoReq->tsStart = RTTimeSystemMilliTS();
pIoReq->tsComplete = 0;
pIoReq->hIoLogEntry = NULL;
}
return pIoReq;
}
/**
* Service request callback function.
*
* @returns VBox status code.
* @param pSession The caller's session.
* @param u64Arg 64-bit integer argument.
* @param pReqHdr The request header. Input / Output. Optional.
*/
DECLEXPORT(int) TSTRTR0SemMutexSrvReqHandler(PSUPDRVSESSION pSession, uint32_t uOperation,
uint64_t u64Arg, PSUPR0SERVICEREQHDR pReqHdr)
{
NOREF(pSession);
if (!VALID_PTR(pReqHdr))
return VERR_INVALID_PARAMETER;
char *pszErr = (char *)(pReqHdr + 1);
size_t cchErr = pReqHdr->cbReq - sizeof(*pReqHdr);
if (cchErr < 32 || cchErr >= 0x10000)
return VERR_INVALID_PARAMETER;
*pszErr = '\0';
#define SET_ERROR(szFmt) do { if (!*pszErr) RTStrPrintf(pszErr, cchErr, "!" szFmt); } while (0)
#define SET_ERROR1(szFmt, a1) do { if (!*pszErr) RTStrPrintf(pszErr, cchErr, "!" szFmt, a1); } while (0)
#define SET_ERROR2(szFmt, a1, a2) do { if (!*pszErr) RTStrPrintf(pszErr, cchErr, "!" szFmt, a1, a2); } while (0)
#define SET_ERROR3(szFmt, a1, a2, a3) do { if (!*pszErr) RTStrPrintf(pszErr, cchErr, "!" szFmt, a1, a2, a3); } while (0)
#define CHECK_RC_BREAK(rc, rcExpect, szOp) \
if ((rc) != (rcExpect)) \
{ \
RTStrPrintf(pszErr, cchErr, "!%s -> %Rrc, expected %Rrc. line %u", szOp, rc, rcExpect, __LINE__); \
SUPR0Printf("%s -> %d, expected %d. line %u", szOp, rc, rcExpect, __LINE__); \
break; \
}
/*
* Set up test timeout (when applicable).
*/
if (u64Arg > 120)
{
SET_ERROR1("Timeout is too large (max 120): %lld", u64Arg);
return VINF_SUCCESS;
}
uint64_t const StartTS = RTTimeSystemMilliTS();
uint32_t const cMsMax = (uint32_t)u64Arg * 1000;
/*
* The big switch.
*/
RTSEMMUTEX hMtx;
int rc;
switch (uOperation)
{
case TSTRTR0SEMMUTEX_SANITY_OK:
break;
case TSTRTR0SEMMUTEX_SANITY_FAILURE:
SET_ERROR1("42failure42%1024s", "");
break;
case TSTRTR0SEMMUTEX_BASIC:
rc = RTSemMutexCreate(&hMtx);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexCreate");
do
{
/*
* The interruptible version first.
*/
/* simple request and release, polling. */
rc = RTSemMutexRequestNoResume(hMtx, 0);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRequestNoResume");
rc = RTSemMutexRelease(hMtx);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRelease");
/* simple request and release, wait for ever. */
rc = RTSemMutexRequestNoResume(hMtx, RT_INDEFINITE_WAIT);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRequestNoResume(indef_wait)");
rc = RTSemMutexRelease(hMtx);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRelease");
/* simple request and release, wait a tiny while. */
rc = RTSemMutexRequestNoResume(hMtx, 133);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRequestNoResume(133)");
rc = RTSemMutexRelease(hMtx);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRelease");
/* nested request and release. */
rc = RTSemMutexRequestNoResume(hMtx, RT_INDEFINITE_WAIT);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRequestNoResume#1");
rc = RTSemMutexRequestNoResume(hMtx, RT_INDEFINITE_WAIT);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRequestNoResume#2");
rc = RTSemMutexRequestNoResume(hMtx, RT_INDEFINITE_WAIT);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRequestNoResume#3");
rc = RTSemMutexRelease(hMtx);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRelease#3");
rc = RTSemMutexRequestNoResume(hMtx, RT_INDEFINITE_WAIT);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRequestNoResume#3b");
rc = RTSemMutexRelease(hMtx);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRelease#3b");
rc = RTSemMutexRelease(hMtx);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRelease#2");
rc = RTSemMutexRelease(hMtx);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRelease#1");
/*
* The uninterruptible variant.
*/
/* simple request and release, polling. */
rc = RTSemMutexRequest(hMtx, 0);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRequest");
rc = RTSemMutexRelease(hMtx);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRelease");
/* simple request and release, wait for ever. */
rc = RTSemMutexRequest(hMtx, RT_INDEFINITE_WAIT);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRequest(indef_wait)");
rc = RTSemMutexRelease(hMtx);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRelease");
/* simple request and release, wait a tiny while. */
rc = RTSemMutexRequest(hMtx, 133);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRequest(133)");
rc = RTSemMutexRelease(hMtx);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRelease");
/* nested request and release. */
rc = RTSemMutexRequest(hMtx, RT_INDEFINITE_WAIT);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRequest#1");
rc = RTSemMutexRequest(hMtx, RT_INDEFINITE_WAIT);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRequest#2");
rc = RTSemMutexRequest(hMtx, RT_INDEFINITE_WAIT);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRequest#3");
rc = RTSemMutexRelease(hMtx);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRelease#3");
rc = RTSemMutexRequest(hMtx, RT_INDEFINITE_WAIT);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRequest#3b");
rc = RTSemMutexRelease(hMtx);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRelease#3b");
rc = RTSemMutexRelease(hMtx);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRelease#2");
rc = RTSemMutexRelease(hMtx);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRelease#1");
} while (false);
rc = RTSemMutexDestroy(hMtx);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexDestroy");
break;
case TSTRTR0SEMMUTEX_TEST2_SETUP:
case TSTRTR0SEMMUTEX_TEST3_SETUP:
case TSTRTR0SEMMUTEX_TEST4_SETUP:
rc = RTSemMutexCreate(&g_hMtxTest2);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexCreate");
break;
case TSTRTR0SEMMUTEX_TEST2_DO:
for (unsigned i = 0; i < 200; i++)
{
if (i & 1)
{
rc = RTSemMutexRequestNoResume(g_hMtxTest2, RT_INDEFINITE_WAIT);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRequestNoResume(,indef_wait)");
}
else
{
rc = RTSemMutexRequestNoResume(g_hMtxTest2, 30000);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRequestNoResume(,30000)");
}
RTThreadSleep(1);
rc = RTSemMutexRelease(g_hMtxTest2);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRelease");
if ((i % 16) == 15 && RTTimeSystemMilliTS() - StartTS >= cMsMax)
break;
}
break;
case TSTRTR0SEMMUTEX_TEST3_DO:
for (unsigned i = 0; i < 1000000; i++)
{
if (i & 1)
{
rc = RTSemMutexRequestNoResume(g_hMtxTest2, RT_INDEFINITE_WAIT);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRequestNoResume(,indef_wait)");
}
else
{
rc = RTSemMutexRequestNoResume(g_hMtxTest2, 30000);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRequestNoResume(,30000)");
}
rc = RTSemMutexRelease(g_hMtxTest2);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRelease");
if ((i % 256) == 255 && RTTimeSystemMilliTS() - StartTS >= cMsMax)
break;
}
break;
case TSTRTR0SEMMUTEX_TEST4_DO:
for (unsigned i = 0; i < 1024; i++)
{
rc = RTSemMutexRequestNoResume(g_hMtxTest2, (i % 32));
if (rc != VERR_TIMEOUT)
{
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRequestNoResume");
RTThreadSleep(1000);
rc = RTSemMutexRelease(g_hMtxTest2);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRelease");
}
if (RTTimeSystemMilliTS() - StartTS >= cMsMax)
break;
}
break;
case TSTRTR0SEMMUTEX_TEST2_CLEANUP:
case TSTRTR0SEMMUTEX_TEST3_CLEANUP:
case TSTRTR0SEMMUTEX_TEST4_CLEANUP:
rc = RTSemMutexDestroy(g_hMtxTest2);
CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexCreate");
g_hMtxTest2 = NIL_RTSEMMUTEX;
break;
default:
SET_ERROR1("Unknown test #%d", uOperation);
break;
}
/* The error indicator is the '!' in the message buffer. */
return VINF_SUCCESS;
}
/**
* Gets the current millisecond timestamp.
*
* @returns millisecond timestamp.
*/
RTDECL(uint64_t) RTTimeMilliTS(void)
{
return RTTimeSystemMilliTS();
}