VOID PvfsIrpMarkPending( IN PPVFS_IRP_CONTEXT pIrpContext, IN PIO_IRP_CALLBACK CancelCallback, IN OPTIONAL PVOID CancelCallbackContext ) { BOOLEAN bPendIrp = FALSE; bPendIrp = PvfsIrpContextMarkIfNotSetFlag( pIrpContext, PVFS_IRP_CTX_FLAG_PENDED, PVFS_IRP_CTX_FLAG_PENDED); if (bPendIrp) { IoIrpMarkPending( pIrpContext->pIrp, CancelCallback, CancelCallbackContext); } }
static VOID PvfsNotifyFullReportIrp( PPVFS_FCB pFcb, PPVFS_FCB pReportParentFcb, PPVFS_NOTIFY_REPORT_RECORD pReport ) { NTSTATUS ntError = STATUS_UNSUCCESSFUL; PLW_LIST_LINKS pFilterLink = NULL; PLW_LIST_LINKS pNextLink = NULL; PPVFS_NOTIFY_FILTER_RECORD pFilter = NULL; BOOLEAN bActive = FALSE; BOOLEAN bLocked = FALSE; LWIO_LOCK_MUTEX(bLocked, &pFcb->BaseControlBlock.Mutex); pFilterLink = PvfsListTraverse(pFcb->pNotifyListIrp, NULL); while(pFilterLink) { pFilter = LW_STRUCT_FROM_FIELD( pFilterLink, PVFS_NOTIFY_FILTER_RECORD, NotifyList); pNextLink = PvfsListTraverse(pFcb->pNotifyListIrp, pFilterLink); /* Continue if we don't match the filter and depth */ if (!((pFilter->NotifyFilter & pReport->Filter) && ((pFcb == pReportParentFcb) || pFilter->bWatchTree))) { pFilter = NULL; pFilterLink = pNextLink; continue; } PvfsListRemoveItem(pFcb->pNotifyListIrp, pFilterLink); LWIO_UNLOCK_MUTEX(bLocked, &pFcb->BaseControlBlock.Mutex); pFilterLink = NULL; PvfsQueueCancelIrpIfRequested(pFilter->pIrpContext); bActive = PvfsIrpContextMarkIfNotSetFlag( pFilter->pIrpContext, PVFS_IRP_CTX_FLAG_CANCELLED, PVFS_IRP_CTX_FLAG_ACTIVE); if (!bActive) { PvfsFreeNotifyRecord(&pFilter); pFilterLink = pNextLink; continue; } ntError = PvfsNotifyReportIrp( pFilter->pIrpContext, pReport->Action, pReport->pszFilename); BAIL_ON_NT_STATUS(ntError); /* If we have been asked to buffer changes, move the Fitler Record to the buffer list */ if (pFilter->Buffer.Length > 0) { LWIO_LOCK_MUTEX(bLocked, &pFcb->BaseControlBlock.Mutex); ntError = PvfsListAddTail(pFcb->pNotifyListBuffer, pFilterLink); LWIO_UNLOCK_MUTEX(bLocked, &pFcb->BaseControlBlock.Mutex); BAIL_ON_NT_STATUS(ntError); pFilter = NULL; } /* We only process on matching IRP */ break; } cleanup: LWIO_UNLOCK_MUTEX(bLocked, &pFcb->BaseControlBlock.Mutex); if (pFilter) { PvfsFreeNotifyRecord(&pFilter); } return; error: goto cleanup; }