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;
}
/**
* Destroy a queue.
*
* @returns VBox status code.
* @param pQueue Queue to destroy.
* @thread Emulation thread only.
*/
VMMR3_INT_DECL(int) PDMR3QueueDestroy(PPDMQUEUE pQueue)
{
LogFlow(("PDMR3QueueDestroy: pQueue=%p\n", pQueue));
/*
* Validate input.
*/
if (!pQueue)
return VERR_INVALID_PARAMETER;
Assert(pQueue && pQueue->pVMR3);
PVM pVM = pQueue->pVMR3;
PUVM pUVM = pVM->pUVM;
pdmLock(pVM);
/*
* Unlink it.
*/
if (pQueue->pTimer)
{
if (pUVM->pdm.s.pQueuesTimer != pQueue)
{
PPDMQUEUE pCur = pUVM->pdm.s.pQueuesTimer;
while (pCur)
{
if (pCur->pNext == pQueue)
{
pCur->pNext = pQueue->pNext;
break;
}
pCur = pCur->pNext;
}
AssertMsg(pCur, ("Didn't find the queue!\n"));
}
else
pUVM->pdm.s.pQueuesTimer = pQueue->pNext;
}
else
{
if (pUVM->pdm.s.pQueuesForced != pQueue)
{
PPDMQUEUE pCur = pUVM->pdm.s.pQueuesForced;
while (pCur)
{
if (pCur->pNext == pQueue)
{
pCur->pNext = pQueue->pNext;
break;
}
pCur = pCur->pNext;
}
AssertMsg(pCur, ("Didn't find the queue!\n"));
}
else
pUVM->pdm.s.pQueuesForced = pQueue->pNext;
}
pQueue->pNext = NULL;
pQueue->pVMR3 = NULL;
pdmUnlock(pVM);
/*
* Deregister statistics.
*/
STAMR3DeregisterF(pVM->pUVM, "/PDM/Queue/%s/cbItem", pQueue->pszName);
/*
* Destroy the timer and free it.
*/
if (pQueue->pTimer)
{
TMR3TimerDestroy(pQueue->pTimer);
pQueue->pTimer = NULL;
}
if (pQueue->pVMRC)
{
pQueue->pVMRC = NIL_RTRCPTR;
pQueue->pVMR0 = NIL_RTR0PTR;
MMHyperFree(pVM, pQueue);
}
else
MMR3HeapFree(pQueue);
return VINF_SUCCESS;
}
