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File system drivers should forward the IRP_MJ_SHUTDOWN request to underlying storage drivers. Fixes bug #504.

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svn path=/trunk/; revision=13594
This commit is contained in:
Filip Navara 2005-02-16 15:27:30 +00:00
parent 7e682fbbd0
commit 4b76287e18
1 changed files with 44 additions and 7 deletions
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51
reactos/drivers/fs/vfat/shutdown.c
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@ -14,6 +14,34 @@
/* FUNCTIONS ****************************************************************/
NTSTATUS
VfatDiskShutDown(PVCB Vcb)
{
PIRP Irp;
KEVENT Event;
NTSTATUS Status;
IO_STATUS_BLOCK IoStatus;
KeInitializeEvent(&Event, NotificationEvent, FALSE);
Irp = IoBuildSynchronousFsdRequest(IRP_MJ_SHUTDOWN, Vcb->StorageDevice,
NULL, 0, NULL, &Event, &IoStatus);
if (Irp)
{
Status = IoCallDriver(Vcb->StorageDevice, Irp);
if (Status == STATUS_PENDING)
{
KeWaitForSingleObject(&Event, Executive, KernelMode, FALSE, NULL);
Status = IoStatus.Status;
}
}
else
{
Status = IoStatus.Status;
}
return Status;
}
NTSTATUS STDCALL
VfatShutdown(PDEVICE_OBJECT DeviceObject, PIRP Irp)
{
@ -37,15 +65,24 @@ VfatShutdown(PDEVICE_OBJECT DeviceObject, PIRP Irp)
ExAcquireResourceExclusiveLite(&DeviceExt->DirResource, TRUE);
Status = VfatFlushVolume(DeviceExt, DeviceExt->VolumeFcb);
ExReleaseResourceLite(&DeviceExt->DirResource);
if (!NT_SUCCESS(Status))
{
if (NT_SUCCESS(Status))
{
Status = VfatDiskShutDown(DeviceExt);
if (!NT_SUCCESS(Status))
DPRINT1("VfatDiskShutDown failed, status = %x\n", Status);
}
else
{
DPRINT1("VfatFlushVolume failed, status = %x\n", Status);
Irp->IoStatus.Status = Status;
}
ExReleaseResourceLite(&DeviceExt->DirResource);
/* FIXME: Unmount the logical volume */
if (!NT_SUCCESS(Status))
Irp->IoStatus.Status = Status;
}
ExReleaseResourceLite(&VfatGlobalData->VolumeListLock);
ExReleaseResourceLite(&VfatGlobalData->VolumeListLock);
/* FIXME: Free all global acquired resources */
@ -53,13 +90,13 @@ VfatShutdown(PDEVICE_OBJECT DeviceObject, PIRP Irp)
}
else
{
Irp->IoStatus.Status = STATUS_INVALID_DEVICE_REQUEST;
Status = STATUS_INVALID_DEVICE_REQUEST;
}
Irp->IoStatus.Status = Status;
Irp->IoStatus.Information = 0;
IoCompleteRequest(Irp, IO_NO_INCREMENT);
return(Status);
}