[pschweitzer] 65501: [FASTFAT] Set clean shutdown bit on dismount

Author: pschweitzer
Date: Thu Nov 27 06:16:21 2014
New Revision: 65501

URL: http://svn.reactos.org/svn/reactos?rev=65501&view=rev
Log:
[FASTFAT]
Set clean shutdown bit on dismount

Modified:
    trunk/reactos/drivers/filesystems/fastfat/fsctl.c

Modified: trunk/reactos/drivers/filesystems/fastfat/fsctl.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/filesystems/fastfat...
==============================================================================
--- trunk/reactos/drivers/filesystems/fastfat/fsctl.c	[iso-8859-1] (original)
+++ trunk/reactos/drivers/filesystems/fastfat/fsctl.c	[iso-8859-1] Thu Nov 27 06:16:21 2014
@@ -925,6 +925,8 @@
     PLIST_ENTRY NextEntry;
     PVFATFCB Fcb;
     PFILE_OBJECT FileObject;
+    ULONG eocMark;
+    NTSTATUS Status;

DPRINT("VfatDismountVolume(%p)\n", IrpContext);

@@ -950,6 +952,18 @@

ExAcquireResourceExclusiveLite(&DeviceExt->FatResource, TRUE);

+    if (DeviceExt->VolumeFcb->Flags & VCB_CLEAR_DIRTY)
+    {
+        /* Set clean shutdown bit */
+        Status = GetNextCluster(DeviceExt, 1, &eocMark);
+        if (NT_SUCCESS(Status))
+        {
+            eocMark |= DeviceExt->CleanShutBitMask;
+            if (NT_SUCCESS(WriteCluster(DeviceExt, 1, eocMark)))
+                DeviceExt->VolumeFcb->Flags &= ~VCB_IS_DIRTY;
+        }
+    }
+
     /* Flush volume & files */
     VfatFlushVolume(DeviceExt, (PVFATFCB)FileObject->FsContext);