/**
* @copydoc FNPDMDRVDESTRUCT
*/
static DECLCALLBACK(void) drvdiskintDestruct(PPDMDRVINS pDrvIns)
{
PDRVDISKINTEGRITY pThis = PDMINS_2_DATA(pDrvIns, PDRVDISKINTEGRITY);
if (pThis->pTreeSegments)
{
RTAvlrFileOffsetDestroy(pThis->pTreeSegments, drvdiskintTreeDestroy, NULL);
RTMemFree(pThis->pTreeSegments);
}
if (pThis->fTraceRequests)
{
pThis->fRunning = false;
RTSemEventSignal(pThis->SemEvent);
RTSemEventDestroy(pThis->SemEvent);
}
if (pThis->fCheckDoubleCompletion)
{
/* Free all requests */
while (pThis->papIoReq[pThis->iEntry])
{
RTMemFree(pThis->papIoReq[pThis->iEntry]);
pThis->papIoReq[pThis->iEntry] = NULL;
pThis->iEntry = (pThis->iEntry+1) % pThis->cEntries;
}
}
if (pThis->hIoLogger)
VDDbgIoLogDestroy(pThis->hIoLogger);
}
static int pdmacFileEpClose(PPDMASYNCCOMPLETIONENDPOINT pEndpoint)
{
int rc = VINF_SUCCESS;
PPDMASYNCCOMPLETIONENDPOINTFILE pEpFile = (PPDMASYNCCOMPLETIONENDPOINTFILE)pEndpoint;
PPDMASYNCCOMPLETIONEPCLASSFILE pEpClassFile = (PPDMASYNCCOMPLETIONEPCLASSFILE)pEndpoint->pEpClass;
/* Make sure that all tasks finished for this endpoint. */
rc = pdmacFileAioMgrCloseEndpoint(pEpFile->pAioMgr, pEpFile);
AssertRC(rc);
/*
* If the async I/O manager is in failsafe mode this is the only endpoint
* he processes and thus can be destroyed now.
*/
if (pEpFile->pAioMgr->enmMgrType == PDMACEPFILEMGRTYPE_SIMPLE)
pdmacFileAioMgrDestroy(pEpClassFile, pEpFile->pAioMgr);
/* Free cached tasks. */
PPDMACTASKFILE pTask = pEpFile->pTasksFreeHead;
while (pTask)
{
PPDMACTASKFILE pTaskFree = pTask;
pTask = pTask->pNext;
MMR3HeapFree(pTaskFree);
}
/* Destroy the locked ranges tree now. */
RTAvlrFileOffsetDestroy(pEpFile->AioMgr.pTreeRangesLocked, pdmacFileEpRangesLockedDestroy, NULL);
RTFileClose(pEpFile->hFile);
#ifdef VBOX_WITH_STATISTICS
STAMR3Deregister(pEpClassFile->Core.pVM, &pEpFile->StatRead);
STAMR3Deregister(pEpClassFile->Core.pVM, &pEpFile->StatWrite);
#endif
return VINF_SUCCESS;
}
static int pdmacFileEpClose(PPDMASYNCCOMPLETIONENDPOINT pEndpoint)
{
PPDMASYNCCOMPLETIONENDPOINTFILE pEpFile = (PPDMASYNCCOMPLETIONENDPOINTFILE)pEndpoint;
PPDMASYNCCOMPLETIONEPCLASSFILE pEpClassFile = (PPDMASYNCCOMPLETIONEPCLASSFILE)pEndpoint->pEpClass;
/* Make sure that all tasks finished for this endpoint. */
int rc = pdmacFileAioMgrCloseEndpoint(pEpFile->pAioMgr, pEpFile);
AssertRC(rc);
/*
* If the async I/O manager is in failsafe mode this is the only endpoint
* he processes and thus can be destroyed now.
*/
if (pEpFile->pAioMgr->enmMgrType == PDMACEPFILEMGRTYPE_SIMPLE)
pdmacFileAioMgrDestroy(pEpClassFile, pEpFile->pAioMgr);
/* Free cached tasks. */
PPDMACTASKFILE pTask = pEpFile->pTasksFreeHead;
while (pTask)
{
PPDMACTASKFILE pTaskFree = pTask;
pTask = pTask->pNext;
MMR3HeapFree(pTaskFree);
}
/* Destroy the locked ranges tree now. */
RTAvlrFileOffsetDestroy(pEpFile->AioMgr.pTreeRangesLocked, pdmacFileEpRangesLockedDestroy, NULL);
RTFileClose(pEpFile->hFile);
#ifdef VBOX_WITH_STATISTICS
/* Not sure if this might be unnecessary because of similar statement in pdmR3AsyncCompletionStatisticsDeregister? */
STAMR3DeregisterF(pEpClassFile->Core.pVM->pUVM, "/PDM/AsyncCompletion/File/%s/*", RTPathFilename(pEpFile->Core.pszUri));
#endif
return VINF_SUCCESS;
}
