IoStatus.Status = STATUS_SUCCESS;
}
- if (Fcb->Flags & FCB_IS_DIRTY)
+ if (BooleanFlagOn(Fcb->Flags, FCB_IS_DIRTY))
{
- Status = VfatUpdateEntry(Fcb);
+ Status = VfatUpdateEntry(DeviceExt, Fcb);
if (!NT_SUCCESS(Status))
{
IoStatus.Status = Status;
PLIST_ENTRY ListEntry;
PVFATFCB Fcb;
NTSTATUS Status, ReturnStatus = STATUS_SUCCESS;
+ PIRP Irp;
+ KEVENT Event;
+ IO_STATUS_BLOCK IoStatusBlock;
DPRINT("VfatFlushVolume(DeviceExt %p, FatFcb %p)\n", DeviceExt, VolumeFcb);
Status = VfatFlushFile(DeviceExt, Fcb);
ExReleaseResourceLite(&DeviceExt->FatResource);
- /* FIXME: Flush the buffers from storage device */
+ /* Prepare an IRP to flush device buffers */
+ Irp = IoBuildSynchronousFsdRequest(IRP_MJ_FLUSH_BUFFERS,
+ DeviceExt->StorageDevice,
+ NULL, 0, NULL, &Event,
+ &IoStatusBlock);
+ if (Irp != NULL)
+ {
+ KeInitializeEvent(&Event, NotificationEvent, FALSE);
+
+ Status = IoCallDriver(DeviceExt->StorageDevice, Irp);
+ if (Status == STATUS_PENDING)
+ {
+ KeWaitForSingleObject(&Event, Executive, KernelMode, FALSE, NULL);
+ Status = IoStatusBlock.Status;
+ }
+
+ /* Ignore device not supporting flush operation */
+ if (Status == STATUS_INVALID_DEVICE_REQUEST)
+ {
+ DPRINT1("Flush not supported, ignored\n");
+ Status = STATUS_SUCCESS;
+
+ }
+ }
+ else
+ {
+ Status = STATUS_INSUFFICIENT_RESOURCES;
+ }
if (!NT_SUCCESS(Status))
{
/* This request is not allowed on the main device object. */
if (IrpContext->DeviceObject == VfatGlobalData->DeviceObject)
{
- Status = STATUS_INVALID_DEVICE_REQUEST;
- goto ByeBye;
+ IrpContext->Irp->IoStatus.Information = 0;
+ return STATUS_INVALID_DEVICE_REQUEST;
}
Fcb = (PVFATFCB)IrpContext->FileObject->FsContext;
ASSERT(Fcb);
- if (Fcb->Flags & FCB_IS_VOLUME)
+ if (BooleanFlagOn(Fcb->Flags, FCB_IS_VOLUME))
{
ExAcquireResourceExclusiveLite(&IrpContext->DeviceExt->DirResource, TRUE);
Status = VfatFlushVolume(IrpContext->DeviceExt, Fcb);
ExReleaseResourceLite (&Fcb->MainResource);
}
-ByeBye:
- IrpContext->Irp->IoStatus.Status = Status;
IrpContext->Irp->IoStatus.Information = 0;
- IoCompleteRequest (IrpContext->Irp, IO_NO_INCREMENT);
- VfatFreeIrpContext(IrpContext);
-
return Status;
}