Windows: AFSFindObjectInfo update last access time
[openafs.git] / src / WINNT / afsrdr / kernel / lib / AFSFileInfo.cpp
index 5e6aa7d..3846237 100644 (file)
@@ -55,16 +55,15 @@ AFSQueryFileInfo( IN PDEVICE_OBJECT LibDeviceObject,
                   IN PIRP Irp)
 {
 
+    UNREFERENCED_PARAMETER(LibDeviceObject);
     NTSTATUS ntStatus = STATUS_SUCCESS;
-    AFSDeviceExt *pDeviceExt = (AFSDeviceExt *)AFSRDRDeviceObject->DeviceExtension;
-    ULONG ulRequestType = 0;
     IO_STACK_LOCATION *pIrpSp = IoGetCurrentIrpStackLocation( Irp);
     AFSFcb *pFcb = NULL;
     AFSCcb *pCcb = NULL;
-    PFILE_OBJECT pFileObject;
     BOOLEAN bReleaseMain = FALSE;
-    LONG lLength;
+    LONG lLength = 0;
     FILE_INFORMATION_CLASS stFileInformationClass;
+    GUID stAuthGroup;
     PVOID pBuffer;
 
     __try
@@ -81,10 +80,10 @@ AFSQueryFileInfo( IN PDEVICE_OBJECT LibDeviceObject,
         if( pFcb == NULL)
         {
 
-            AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+            AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
                           AFS_TRACE_LEVEL_ERROR,
-                          "AFSQueryFileInfo Attempted access (%08lX) when pFcb == NULL\n",
-                          Irp);
+                          "AFSQueryFileInfo Attempted access (%p) when pFcb == NULL\n",
+                          Irp));
 
             try_return( ntStatus = STATUS_INVALID_DEVICE_REQUEST);
         }
@@ -93,15 +92,40 @@ AFSQueryFileInfo( IN PDEVICE_OBJECT LibDeviceObject,
         stFileInformationClass = pIrpSp->Parameters.QueryFile.FileInformationClass;
         pBuffer = Irp->AssociatedIrp.SystemBuffer;
 
+        if ( BooleanFlagOn( pFcb->ObjectInformation->Flags, AFS_OBJECT_FLAGS_VERIFY))
+        {
+
+            RtlZeroMemory( &stAuthGroup,
+                           sizeof( GUID));
+
+            AFSRetrieveAuthGroupFnc( (ULONGLONG)PsGetCurrentProcessId(),
+                                     (ULONGLONG)PsGetCurrentThreadId(),
+                                     &stAuthGroup);
+
+            ntStatus = AFSVerifyEntry( &stAuthGroup,
+                                       pCcb->DirectoryCB);
+
+            if ( NT_SUCCESS( ntStatus))
+            {
+
+                ClearFlag( pFcb->ObjectInformation->Flags, AFS_OBJECT_FLAGS_VERIFY);
+            }
+            else
+            {
+
+                ntStatus = STATUS_SUCCESS;
+            }
+        }
+
         //
         // Grab the main shared right off the bat
         //
 
-        AFSDbgLogMsg( AFS_SUBSYSTEM_LOCK_PROCESSING,
+        AFSDbgTrace(( AFS_SUBSYSTEM_LOCK_PROCESSING,
                       AFS_TRACE_LEVEL_VERBOSE,
-                      "AFSQueryFileInfo Acquiring Fcb lock %08lX SHARED %08lX\n",
+                      "AFSQueryFileInfo Acquiring Fcb lock %p SHARED %08lX\n",
                       &pFcb->NPFcb->Resource,
-                      PsGetCurrentThread());
+                      PsGetCurrentThread()));
 
         AFSAcquireShared( &pFcb->NPFcb->Resource,
                           TRUE);
@@ -115,9 +139,9 @@ AFSQueryFileInfo( IN PDEVICE_OBJECT LibDeviceObject,
         if( pFcb->Header.NodeTypeCode == AFS_SPECIAL_SHARE_FCB)
         {
 
-            AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+            AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
                           AFS_TRACE_LEVEL_VERBOSE,
-                          "AFSQueryFileInfo Processing request against SpecialShare Fcb\n");
+                          "AFSQueryFileInfo Processing request against SpecialShare Fcb\n"));
 
             ntStatus = AFSProcessShareQueryInfo( Irp,
                                                  pFcb,
@@ -127,9 +151,9 @@ AFSQueryFileInfo( IN PDEVICE_OBJECT LibDeviceObject,
         }
         else if( pFcb->Header.NodeTypeCode == AFS_IOCTL_FCB)
         {
-            AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+            AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
                           AFS_TRACE_LEVEL_VERBOSE,
-                          "AFSQueryFileInfo request against PIOCtl Fcb\n");
+                          "AFSQueryFileInfo request against PIOCtl Fcb\n"));
 
             ntStatus = AFSProcessPIOCtlQueryInfo( Irp,
                                                   pFcb,
@@ -141,9 +165,9 @@ AFSQueryFileInfo( IN PDEVICE_OBJECT LibDeviceObject,
 
         else if( pFcb->Header.NodeTypeCode == AFS_INVALID_FCB)
         {
-            AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+            AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
                           AFS_TRACE_LEVEL_VERBOSE,
-                          "AFSQueryFileInfo request against Invalid Fcb\n");
+                          "AFSQueryFileInfo request against Invalid Fcb\n"));
 
             try_return( ntStatus = STATUS_ACCESS_DENIED);
         }
@@ -325,6 +349,7 @@ AFSQueryFileInfo( IN PDEVICE_OBJECT LibDeviceObject,
                 break;
             }
 
+            case FileNormalizedNameInformation:
             case FileNameInformation:
             {
 
@@ -429,24 +454,24 @@ try_exit:
                 pCcb->DirectoryCB != NULL)
             {
 
-                AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+                AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
                               AFS_TRACE_LEVEL_ERROR,
                               "AFSQueryFileInfo Failed to process request for %wZ FID %08lX-%08lX-%08lX-%08lX Status %08lX\n",
                               &pCcb->DirectoryCB->NameInformation.FileName,
-                              pCcb->DirectoryCB->ObjectInformation->FileId.Cell,
-                              pCcb->DirectoryCB->ObjectInformation->FileId.Volume,
-                              pCcb->DirectoryCB->ObjectInformation->FileId.Vnode,
-                              pCcb->DirectoryCB->ObjectInformation->FileId.Unique,
-                              ntStatus);
+                              pFcb->ObjectInformation->FileId.Cell,
+                              pFcb->ObjectInformation->FileId.Volume,
+                              pFcb->ObjectInformation->FileId.Vnode,
+                              pFcb->ObjectInformation->FileId.Unique,
+                              ntStatus));
             }
         }
     }
     __except( AFSExceptionFilter( __FUNCTION__, GetExceptionCode(), GetExceptionInformation()) )
     {
 
-        AFSDbgLogMsg( 0,
+        AFSDbgTrace(( 0,
                       0,
-                      "EXCEPTION - AFSQueryFileInfo\n");
+                      "EXCEPTION - AFSQueryFileInfo\n"));
 
         AFSDumpTraceFilesFnc();
 
@@ -482,12 +507,11 @@ AFSSetFileInfo( IN PDEVICE_OBJECT LibDeviceObject,
                 IN PIRP Irp)
 {
 
+    UNREFERENCED_PARAMETER(LibDeviceObject);
     NTSTATUS ntStatus = STATUS_SUCCESS;
-    AFSDeviceExt *pDeviceExt = (AFSDeviceExt *)AFSRDRDeviceObject->DeviceExtension;
     IO_STACK_LOCATION *pIrpSp = IoGetCurrentIrpStackLocation( Irp);
     AFSFcb *pFcb = NULL;
     AFSCcb *pCcb = NULL;
-    BOOLEAN bCompleteRequest = TRUE;
     FILE_INFORMATION_CLASS FileInformationClass;
     BOOLEAN bCanQueueRequest = FALSE;
     PFILE_OBJECT pFileObject = NULL;
@@ -506,10 +530,10 @@ AFSSetFileInfo( IN PDEVICE_OBJECT LibDeviceObject,
         if( pFcb == NULL)
         {
 
-            AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+            AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
                           AFS_TRACE_LEVEL_ERROR,
-                          "AFSSetFileInfo Attempted access (%08lX) when pFcb == NULL\n",
-                          Irp);
+                          "AFSSetFileInfo Attempted access (%p) when pFcb == NULL\n",
+                          Irp));
 
             try_return( ntStatus = STATUS_INVALID_DEVICE_REQUEST);
         }
@@ -521,11 +545,11 @@ AFSSetFileInfo( IN PDEVICE_OBJECT LibDeviceObject,
         // Grab the Fcb EXCL
         //
 
-        AFSDbgLogMsg( AFS_SUBSYSTEM_LOCK_PROCESSING,
+        AFSDbgTrace(( AFS_SUBSYSTEM_LOCK_PROCESSING,
                       AFS_TRACE_LEVEL_VERBOSE,
-                      "AFSSetFileInfo Acquiring Fcb lock %08lX EXCL %08lX\n",
+                      "AFSSetFileInfo Acquiring Fcb lock %p EXCL %08lX\n",
                       &pFcb->NPFcb->Resource,
-                      PsGetCurrentThread());
+                      PsGetCurrentThread()));
 
         AFSAcquireExcl( &pFcb->NPFcb->Resource,
                         TRUE);
@@ -539,18 +563,18 @@ AFSSetFileInfo( IN PDEVICE_OBJECT LibDeviceObject,
         if( pFcb->Header.NodeTypeCode == AFS_IOCTL_FCB)
         {
 
-            AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+            AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
                           AFS_TRACE_LEVEL_ERROR,
-                          "AFSSetFileInfo Failing request against PIOCtl Fcb\n");
+                          "AFSSetFileInfo Failing request against PIOCtl Fcb\n"));
 
             try_return( ntStatus = STATUS_INVALID_DEVICE_REQUEST);
         }
         else if( pFcb->Header.NodeTypeCode == AFS_SPECIAL_SHARE_FCB)
         {
 
-            AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+            AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
                           AFS_TRACE_LEVEL_VERBOSE,
-                          "AFSSetFileInfo Processing request against SpecialShare Fcb\n");
+                          "AFSSetFileInfo Processing request against SpecialShare Fcb\n"));
 
             ntStatus = AFSProcessShareSetInfo( Irp,
                                                pFcb,
@@ -559,13 +583,13 @@ AFSSetFileInfo( IN PDEVICE_OBJECT LibDeviceObject,
             try_return( ntStatus);
         }
 
-        if( BooleanFlagOn( pFcb->ObjectInformation->VolumeCB->VolumeInformation.Characteristics, FILE_READ_ONLY_DEVICE))
+        if( BooleanFlagOn( pFcb->ObjectInformation->VolumeCB->VolumeInformation.FileSystemAttributes, FILE_READ_ONLY_VOLUME))
         {
 
-            AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+            AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
                           AFS_TRACE_LEVEL_ERROR,
                           "AFSSetFileInfo Request failed due to read only volume\n",
-                          Irp);
+                          Irp));
 
             try_return( ntStatus = STATUS_MEDIA_WRITE_PROTECTED);
         }
@@ -573,9 +597,9 @@ AFSSetFileInfo( IN PDEVICE_OBJECT LibDeviceObject,
         if( pFcb->Header.NodeTypeCode == AFS_INVALID_FCB &&
             FileInformationClass != FileDispositionInformation)
         {
-            AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+            AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
                           AFS_TRACE_LEVEL_VERBOSE,
-                          "AFSSetFileInfo request against Invalid Fcb\n");
+                          "AFSSetFileInfo request against Invalid Fcb\n"));
 
             try_return( ntStatus = STATUS_ACCESS_DENIED);
         }
@@ -597,9 +621,10 @@ AFSSetFileInfo( IN PDEVICE_OBJECT LibDeviceObject,
         RtlZeroMemory( &stParentFileId,
                        sizeof( AFSFileID));
 
-        if( pFcb->ObjectInformation->ParentObjectInformation != NULL)
+        if( BooleanFlagOn( pFcb->ObjectInformation->Flags, AFS_OBJECT_FLAGS_PARENT_FID))
         {
-            stParentFileId = pFcb->ObjectInformation->ParentObjectInformation->FileId;
+
+            stParentFileId = pFcb->ObjectInformation->ParentFileId;
         }
 
         //
@@ -649,7 +674,7 @@ AFSSetFileInfo( IN PDEVICE_OBJECT LibDeviceObject,
             case FileLinkInformation:
             {
 
-                ntStatus = STATUS_INVALID_DEVICE_REQUEST;
+                ntStatus = AFSSetFileLinkInfo( Irp);
 
                 break;
             }
@@ -708,15 +733,15 @@ try_exit:
                 AFSUnwindFileInfo( pFcb,
                                    pCcb);
 
-                AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+                AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
                               AFS_TRACE_LEVEL_ERROR,
                               "AFSSetFileInfo Failed to send file info update to service request for %wZ FID %08lX-%08lX-%08lX-%08lX Status %08lX\n",
                               &pCcb->DirectoryCB->NameInformation.FileName,
-                              pCcb->DirectoryCB->ObjectInformation->FileId.Cell,
-                              pCcb->DirectoryCB->ObjectInformation->FileId.Volume,
-                              pCcb->DirectoryCB->ObjectInformation->FileId.Vnode,
-                              pCcb->DirectoryCB->ObjectInformation->FileId.Unique,
-                              ntStatus);
+                              pFcb->ObjectInformation->FileId.Cell,
+                              pFcb->ObjectInformation->FileId.Volume,
+                              pFcb->ObjectInformation->FileId.Vnode,
+                              pFcb->ObjectInformation->FileId.Unique,
+                              ntStatus));
 
                 AFSReleaseResource( &pFcb->NPFcb->Resource);
             }
@@ -729,24 +754,24 @@ try_exit:
                 pCcb->DirectoryCB != NULL)
             {
 
-                AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+                AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
                               AFS_TRACE_LEVEL_ERROR,
                               "AFSSetFileInfo Failed to process request for %wZ FID %08lX-%08lX-%08lX-%08lX Status %08lX\n",
                               &pCcb->DirectoryCB->NameInformation.FileName,
-                              pCcb->DirectoryCB->ObjectInformation->FileId.Cell,
-                              pCcb->DirectoryCB->ObjectInformation->FileId.Volume,
-                              pCcb->DirectoryCB->ObjectInformation->FileId.Vnode,
-                              pCcb->DirectoryCB->ObjectInformation->FileId.Unique,
-                              ntStatus);
+                              pFcb->ObjectInformation->FileId.Cell,
+                              pFcb->ObjectInformation->FileId.Volume,
+                              pFcb->ObjectInformation->FileId.Vnode,
+                              pFcb->ObjectInformation->FileId.Unique,
+                              ntStatus));
             }
         }
     }
     __except( AFSExceptionFilter( __FUNCTION__, GetExceptionCode(), GetExceptionInformation()) )
     {
 
-        AFSDbgLogMsg( 0,
+        AFSDbgTrace(( 0,
                       0,
-                      "EXCEPTION - AFSSetFileInfo\n");
+                      "EXCEPTION - AFSSetFileInfo\n"));
 
         AFSDumpTraceFilesFnc();
 
@@ -821,6 +846,22 @@ AFSQueryBasicInfo( IN PIRP Irp,
 
             AFSReleaseResource( &pFcb->NPFcb->Resource);
 
+            //
+            // Its a reparse point regardless of whether the file attributes
+            // can be retrieved for the target.
+            //
+
+            if ( ulFileAttribs == FILE_ATTRIBUTE_NORMAL)
+            {
+
+                ulFileAttribs = FILE_ATTRIBUTE_REPARSE_POINT;
+            }
+            else
+            {
+
+                ulFileAttribs |= FILE_ATTRIBUTE_REPARSE_POINT;
+            }
+
             if( NT_SUCCESS( AFSRetrieveFileAttributes( pParentDirectoryCB,
                                                        DirectoryCB,
                                                        &uniParentPath,
@@ -828,9 +869,12 @@ AFSQueryBasicInfo( IN PIRP Irp,
                                                        &pCcb->AuthGroup,
                                                        &stFileInfo)))
             {
-                ulFileAttribs = stFileInfo.FileAttributes;
 
-                ulFileAttribs |= FILE_ATTRIBUTE_REPARSE_POINT;
+                if ( stFileInfo.FileAttributes & FILE_ATTRIBUTE_DIRECTORY)
+                {
+
+                    ulFileAttribs |= FILE_ATTRIBUTE_DIRECTORY;
+                }
             }
 
             AFSAcquireShared( &pFcb->NPFcb->Resource,
@@ -838,13 +882,13 @@ AFSQueryBasicInfo( IN PIRP Irp,
         }
 
 
-        AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+        AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
                       AFS_TRACE_LEVEL_VERBOSE_2,
                       "AFSQueryBasicInfo %wZ Type 0x%x Attrib 0x%x -> 0x%x\n",
                       &pCcb->DirectoryCB->NameInformation.FileName,
-                      pCcb->DirectoryCB->ObjectInformation->FileType,
-                      pCcb->DirectoryCB->ObjectInformation->FileAttributes,
-                      ulFileAttribs);
+                      pFcb->ObjectInformation->FileType,
+                      pFcb->ObjectInformation->FileAttributes,
+                      ulFileAttribs));
 
         Buffer->CreationTime = DirectoryCB->ObjectInformation->CreationTime;
         Buffer->LastAccessTime = DirectoryCB->ObjectInformation->LastAccessTime;
@@ -928,6 +972,22 @@ AFSQueryStandardInfo( IN PIRP Irp,
 
             AFSReleaseResource( &pFcb->NPFcb->Resource);
 
+            //
+            // Its a reparse point regardless of whether or not the
+            // file attributes can be retrieved.
+            //
+
+            if ( ulFileAttribs == FILE_ATTRIBUTE_NORMAL)
+            {
+
+                ulFileAttribs = FILE_ATTRIBUTE_REPARSE_POINT;
+            }
+            else
+            {
+
+                ulFileAttribs |= FILE_ATTRIBUTE_REPARSE_POINT;
+            }
+
             if( NT_SUCCESS( AFSRetrieveFileAttributes( pParentDirectoryCB,
                                                        DirectoryCB,
                                                        &uniParentPath,
@@ -935,20 +995,25 @@ AFSQueryStandardInfo( IN PIRP Irp,
                                                        &pCcb->AuthGroup,
                                                        &stFileInfo)))
             {
-                ulFileAttribs = stFileInfo.FileAttributes;
+
+                if ( stFileInfo.FileAttributes & FILE_ATTRIBUTE_DIRECTORY)
+                {
+
+                    ulFileAttribs |= FILE_ATTRIBUTE_DIRECTORY;
+                }
             }
 
             AFSAcquireShared( &pFcb->NPFcb->Resource,
                               TRUE);
         }
 
-        AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+        AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
                       AFS_TRACE_LEVEL_VERBOSE_2,
                       "AFSQueryStandardInfo %wZ Type 0x%x Attrib 0x%x -> 0x%x\n",
                       &pCcb->DirectoryCB->NameInformation.FileName,
-                      pCcb->DirectoryCB->ObjectInformation->FileType,
-                      pCcb->DirectoryCB->ObjectInformation->FileAttributes,
-                      ulFileAttribs);
+                      pFcb->ObjectInformation->FileType,
+                      pFcb->ObjectInformation->FileAttributes,
+                      ulFileAttribs));
 
         Buffer->Directory = BooleanFlagOn( ulFileAttribs, FILE_ATTRIBUTE_DIRECTORY);
 
@@ -970,14 +1035,15 @@ AFSQueryInternalInfo( IN PIRP Irp,
                       IN OUT PLONG Length)
 {
 
+    UNREFERENCED_PARAMETER(Irp);
     NTSTATUS ntStatus = STATUS_SUCCESS;
 
     if( *Length >= sizeof( FILE_INTERNAL_INFORMATION))
     {
 
-        Buffer->IndexNumber.HighPart = Fcb->ObjectInformation->FileId.Volume;
+        Buffer->IndexNumber.HighPart = Fcb->ObjectInformation->FileId.Vnode;
 
-        Buffer->IndexNumber.LowPart = Fcb->ObjectInformation->FileId.Vnode;
+        Buffer->IndexNumber.LowPart = Fcb->ObjectInformation->FileId.Unique;
 
         *Length -= sizeof( FILE_INTERNAL_INFORMATION);
     }
@@ -997,6 +1063,8 @@ AFSQueryEaInfo( IN PIRP Irp,
                 IN OUT PLONG Length)
 {
 
+    UNREFERENCED_PARAMETER(Irp);
+    UNREFERENCED_PARAMETER(DirectoryCB);
     NTSTATUS ntStatus = STATUS_SUCCESS;
 
     RtlZeroMemory( Buffer,
@@ -1025,6 +1093,7 @@ AFSQueryPositionInfo( IN PIRP Irp,
                       IN OUT PLONG Length)
 {
 
+    UNREFERENCED_PARAMETER(Fcb);
     NTSTATUS ntStatus = STATUS_SUCCESS;
     PIO_STACK_LOCATION pIrpSp = IoGetCurrentIrpStackLocation( Irp);
 
@@ -1054,6 +1123,8 @@ AFSQueryAccess( IN PIRP Irp,
                 IN OUT PLONG Length)
 {
 
+    UNREFERENCED_PARAMETER(Irp);
+    UNREFERENCED_PARAMETER(Fcb);
     NTSTATUS ntStatus = STATUS_SUCCESS;
 
     if( *Length >= sizeof( FILE_ACCESS_INFORMATION))
@@ -1082,6 +1153,8 @@ AFSQueryMode( IN PIRP Irp,
               IN OUT PLONG Length)
 {
 
+    UNREFERENCED_PARAMETER(Irp);
+    UNREFERENCED_PARAMETER(Fcb);
     NTSTATUS ntStatus = STATUS_SUCCESS;
 
     if( *Length >= sizeof( FILE_MODE_INFORMATION))
@@ -1110,6 +1183,8 @@ AFSQueryAlignment( IN PIRP Irp,
                    IN OUT PLONG Length)
 {
 
+    UNREFERENCED_PARAMETER(Irp);
+    UNREFERENCED_PARAMETER(Fcb);
     NTSTATUS ntStatus = STATUS_SUCCESS;
 
     if( *Length >= sizeof( FILE_ALIGNMENT_INFORMATION))
@@ -1138,6 +1213,7 @@ AFSQueryNameInfo( IN PIRP Irp,
                   IN OUT PLONG Length)
 {
 
+    UNREFERENCED_PARAMETER(DirectoryCB);
     NTSTATUS ntStatus = STATUS_SUCCESS;
     ULONG ulCopyLength = 0;
     ULONG cchCopied = 0;
@@ -1280,6 +1356,7 @@ AFSQueryShortNameInfo( IN PIRP Irp,
                        IN OUT PLONG Length)
 {
 
+    UNREFERENCED_PARAMETER(Irp);
     NTSTATUS ntStatus = STATUS_BUFFER_TOO_SMALL;
     ULONG ulCopyLength = 0;
 
@@ -1411,6 +1488,22 @@ AFSQueryNetworkInfo( IN PIRP Irp,
 
             AFSReleaseResource( &pFcb->NPFcb->Resource);
 
+            //
+            // Its a reparse point regardless of whether the file attributes
+            // can be retrieved for the target.
+            //
+
+            if ( ulFileAttribs == FILE_ATTRIBUTE_NORMAL)
+            {
+
+                ulFileAttribs = FILE_ATTRIBUTE_REPARSE_POINT;
+            }
+            else
+            {
+
+                ulFileAttribs |= FILE_ATTRIBUTE_REPARSE_POINT;
+            }
+
             if( NT_SUCCESS( AFSRetrieveFileAttributes( pParentDirectoryCB,
                                                        DirectoryCB,
                                                        &uniParentPath,
@@ -1418,22 +1511,25 @@ AFSQueryNetworkInfo( IN PIRP Irp,
                                                        &pCcb->AuthGroup,
                                                        &stFileInfo)))
             {
-                ulFileAttribs = stFileInfo.FileAttributes;
 
-                ulFileAttribs |= FILE_ATTRIBUTE_REPARSE_POINT;
+                if ( stFileInfo.FileAttributes & FILE_ATTRIBUTE_DIRECTORY)
+                {
+
+                    ulFileAttribs |= FILE_ATTRIBUTE_DIRECTORY;
+                }
             }
 
             AFSAcquireShared( &pFcb->NPFcb->Resource,
                               TRUE);
         }
 
-        AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+        AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
                       AFS_TRACE_LEVEL_VERBOSE_2,
                       "AFSQueryNetworkInfo %wZ Type 0x%x Attrib 0x%x -> 0x%x\n",
                       &pCcb->DirectoryCB->NameInformation.FileName,
-                      pCcb->DirectoryCB->ObjectInformation->FileType,
-                      pCcb->DirectoryCB->ObjectInformation->FileAttributes,
-                      ulFileAttribs);
+                      pFcb->ObjectInformation->FileType,
+                      pFcb->ObjectInformation->FileAttributes,
+                      ulFileAttribs));
 
         Buffer->CreationTime.QuadPart = DirectoryCB->ObjectInformation->CreationTime.QuadPart;
         Buffer->LastAccessTime.QuadPart = DirectoryCB->ObjectInformation->LastAccessTime.QuadPart;
@@ -1479,9 +1575,9 @@ AFSQueryStreamInfo( IN PIRP Irp,
                     IN OUT PLONG Length)
 {
 
+    UNREFERENCED_PARAMETER(Irp);
     NTSTATUS ntStatus = STATUS_BUFFER_TOO_SMALL;
     ULONG ulCopyLength = 0;
-    AFSDeviceExt *pDeviceExt = (AFSDeviceExt *)AFSRDRDeviceObject->DeviceExtension;
 
     if( *Length >= FIELD_OFFSET( FILE_STREAM_INFORMATION, StreamName))
     {
@@ -1550,7 +1646,6 @@ AFSQueryAttribTagInfo( IN PIRP Irp,
 {
 
     NTSTATUS ntStatus = STATUS_BUFFER_TOO_SMALL;
-    ULONG ulCopyLength = 0;
     AFSDeviceExt *pDeviceExt = (AFSDeviceExt *)AFSRDRDeviceObject->DeviceExtension;
     AFSFcb *pFcb = NULL;
     AFSCcb *pCcb = NULL;
@@ -1588,6 +1683,22 @@ AFSQueryAttribTagInfo( IN PIRP Irp,
 
             AFSReleaseResource( &pFcb->NPFcb->Resource);
 
+            //
+            // Its a reparse point regardless of whether the file attributes
+            // can be retrieved for the target.
+            //
+
+            if ( ulFileAttribs == FILE_ATTRIBUTE_NORMAL)
+            {
+
+                ulFileAttribs = FILE_ATTRIBUTE_REPARSE_POINT;
+            }
+            else
+            {
+
+                ulFileAttribs |= FILE_ATTRIBUTE_REPARSE_POINT;
+            }
+
             if( NT_SUCCESS( AFSRetrieveFileAttributes( pParentDirectoryCB,
                                                        DirectoryCB,
                                                        &uniParentPath,
@@ -1595,22 +1706,25 @@ AFSQueryAttribTagInfo( IN PIRP Irp,
                                                        &pCcb->AuthGroup,
                                                        &stFileInfo)))
             {
-                ulFileAttribs = stFileInfo.FileAttributes;
 
-                ulFileAttribs |= FILE_ATTRIBUTE_REPARSE_POINT;
+                if ( stFileInfo.FileAttributes & FILE_ATTRIBUTE_DIRECTORY)
+                {
+
+                    ulFileAttribs |= FILE_ATTRIBUTE_DIRECTORY;
+                }
             }
 
             AFSAcquireShared( &pFcb->NPFcb->Resource,
                               TRUE);
         }
 
-        AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+        AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
                       AFS_TRACE_LEVEL_VERBOSE_2,
                       "AFSAttribTagInfo %wZ Type 0x%x Attrib 0x%x -> 0x%x\n",
                       &pCcb->DirectoryCB->NameInformation.FileName,
-                      pCcb->DirectoryCB->ObjectInformation->FileType,
-                      pCcb->DirectoryCB->ObjectInformation->FileAttributes,
-                      ulFileAttribs);
+                      pFcb->ObjectInformation->FileType,
+                      pFcb->ObjectInformation->FileAttributes,
+                      ulFileAttribs));
 
         Buffer->FileAttributes = ulFileAttribs;
 
@@ -1630,10 +1744,16 @@ AFSQueryAttribTagInfo( IN PIRP Irp,
             }
         }
 
-        if( BooleanFlagOn( DirectoryCB->ObjectInformation->FileAttributes, FILE_ATTRIBUTE_REPARSE_POINT))
+        if ( DirectoryCB->ObjectInformation->FileType == AFS_FILE_TYPE_MOUNTPOINT)
         {
+
             Buffer->ReparseTag = IO_REPARSE_TAG_SURROGATE|IO_REPARSE_TAG_OPENAFS_DFS;
         }
+        else if( BooleanFlagOn( DirectoryCB->ObjectInformation->FileAttributes, FILE_ATTRIBUTE_REPARSE_POINT))
+        {
+
+            Buffer->ReparseTag = IO_REPARSE_TAG_SYMLINK;
+        }
 
         *Length -= sizeof( FILE_ATTRIBUTE_TAG_INFORMATION);
 
@@ -1650,9 +1770,9 @@ AFSQueryRemoteProtocolInfo( IN PIRP Irp,
                             IN OUT PLONG Length)
 {
 
+    UNREFERENCED_PARAMETER(Irp);
+    UNREFERENCED_PARAMETER(DirectoryCB);
     NTSTATUS ntStatus = STATUS_BUFFER_TOO_SMALL;
-    ULONG ulCopyLength = 0;
-    AFSDeviceExt *pDeviceExt = (AFSDeviceExt *)AFSRDRDeviceObject->DeviceExtension;
 
     if( *Length >= sizeof( FILE_REMOTE_PROTOCOL_INFORMATION))
     {
@@ -1687,6 +1807,7 @@ AFSQueryPhysicalNameInfo( IN PIRP Irp,
                           IN OUT PLONG Length)
 {
 
+    UNREFERENCED_PARAMETER(DirectoryCB);
     NTSTATUS ntStatus = STATUS_SUCCESS;
     ULONG ulCopyLength = 0;
     ULONG cchCopied = 0;
@@ -1886,13 +2007,22 @@ AFSSetBasicInfo( IN PIRP Irp,
         if( ulNotifyFilter > 0)
         {
 
-            if( DirectoryCB->ObjectInformation->ParentObjectInformation != NULL)
+            if( BooleanFlagOn( DirectoryCB->ObjectInformation->Flags, AFS_OBJECT_FLAGS_PARENT_FID))
             {
 
-                AFSFsRtlNotifyFullReportChange( DirectoryCB->ObjectInformation->ParentObjectInformation,
-                                                pCcb,
-                                                (ULONG)ulNotifyFilter,
-                                                (ULONG)FILE_ACTION_MODIFIED);
+                AFSObjectInfoCB * pParentObjectInfo = AFSFindObjectInfo( DirectoryCB->ObjectInformation->VolumeCB,
+                                                                         &DirectoryCB->ObjectInformation->ParentFileId,
+                                                                         TRUE);
+
+                if ( pParentObjectInfo != NULL)
+                {
+                    AFSFsRtlNotifyFullReportChange( pParentObjectInfo,
+                                                    pCcb,
+                                                    (ULONG)ulNotifyFilter,
+                                                    (ULONG)FILE_ACTION_MODIFIED);
+
+                    AFSReleaseObjectInfo( &pParentObjectInfo);
+                }
             }
         }
 
@@ -1930,9 +2060,9 @@ AFSSetDispositionInfo( IN PIRP Irp,
         if( pFcb->Header.NodeTypeCode == AFS_ROOT_FCB)
         {
 
-            AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+            AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
                           AFS_TRACE_LEVEL_ERROR,
-                          "AFSSetDispositionInfo Attempt to delete root entry\n");
+                          "AFSSetDispositionInfo Attempt to delete root entry\n"));
 
             try_return( ntStatus = STATUS_CANNOT_DELETE);
         }
@@ -1944,10 +2074,10 @@ AFSSetDispositionInfo( IN PIRP Irp,
         if( BooleanFlagOn( DirectoryCB->ObjectInformation->FileAttributes, FILE_ATTRIBUTE_READONLY))
         {
 
-            AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+            AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
                           AFS_TRACE_LEVEL_ERROR,
                           "AFSSetDispositionInfo Attempt to delete read only entry %wZ\n",
-                          &DirectoryCB->NameInformation.FileName);
+                          &DirectoryCB->NameInformation.FileName));
 
             try_return( ntStatus = STATUS_CANNOT_DELETE);
         }
@@ -1966,11 +2096,11 @@ AFSSetDispositionInfo( IN PIRP Irp,
             if( !NT_SUCCESS( ntStatus))
             {
 
-                AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+                AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
                               AFS_TRACE_LEVEL_ERROR,
                               "AFSSetDispositionInfo Cannot delete entry %wZ Status %08lX\n",
                               &DirectoryCB->NameInformation.FileName,
-                              ntStatus);
+                              ntStatus));
 
                 try_return( ntStatus);
             }
@@ -1979,89 +2109,180 @@ AFSSetDispositionInfo( IN PIRP Irp,
             {
 
                 //
+                // Reduce the Link count in the object information block
+                // to correspond with the deletion of the directory entry.
+                //
+
+                pFcb->ObjectInformation->Links--;
+
+                //
                 // Check if this is a directory that there are not currently other opens
                 //
 
                 if( pFcb->ObjectInformation->Specific.Directory.ChildOpenHandleCount > 0)
                 {
 
-                    AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+                    AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
                                   AFS_TRACE_LEVEL_ERROR,
                                   "AFSSetDispositionInfo Attempt to delete directory %wZ with open %u handles\n",
                                   &DirectoryCB->NameInformation.FileName,
-                                  pFcb->ObjectInformation->Specific.Directory.ChildOpenHandleCount);
+                                  pFcb->ObjectInformation->Specific.Directory.ChildOpenHandleCount));
 
                     try_return( ntStatus = STATUS_DIRECTORY_NOT_EMPTY);
                 }
 
+                //
+                // Make sure the directory is enumerated before checking to see if it is empty.
+                //
+
+                if( !BooleanFlagOn( pFcb->ObjectInformation->Flags, AFS_OBJECT_FLAGS_DIRECTORY_ENUMERATED))
+                {
+
+                    AFSAcquireExcl( pFcb->ObjectInformation->Specific.Directory.DirectoryNodeHdr.TreeLock,
+                                    TRUE);
+
+                    if( !BooleanFlagOn( pFcb->ObjectInformation->Flags, AFS_OBJECT_FLAGS_DIRECTORY_ENUMERATED))
+                    {
+
+                        AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
+                                      AFS_TRACE_LEVEL_VERBOSE,
+                                      "AFSSetDispositionInfo Enumerating parent FID %08lX-%08lX-%08lX-%08lX\n",
+                                      pFcb->ObjectInformation->FileId.Cell,
+                                      pFcb->ObjectInformation->FileId.Volume,
+                                      pFcb->ObjectInformation->FileId.Vnode,
+                                      pFcb->ObjectInformation->FileId.Unique));
+
+                        ntStatus = AFSEnumerateDirectory( &pCcb->AuthGroup,
+                                                          pFcb->ObjectInformation,
+                                                          TRUE);
+
+                        if( !NT_SUCCESS( ntStatus))
+                        {
+
+                            AFSReleaseResource( pFcb->ObjectInformation->Specific.Directory.DirectoryNodeHdr.TreeLock);
+
+                            AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
+                                          AFS_TRACE_LEVEL_ERROR,
+                                          "AFSSetDispositionInfo Failed to enumerate parent FID %08lX-%08lX-%08lX-%08lX Status %08lX\n",
+                                          pFcb->ObjectInformation->FileId.Cell,
+                                          pFcb->ObjectInformation->FileId.Volume,
+                                          pFcb->ObjectInformation->FileId.Vnode,
+                                          pFcb->ObjectInformation->FileId.Unique,
+                                          ntStatus));
+
+                            try_return( ntStatus);
+                        }
+                    }
+
+                    AFSReleaseResource( pFcb->ObjectInformation->Specific.Directory.DirectoryNodeHdr.TreeLock);
+                }
+
                 if( !AFSIsDirectoryEmptyForDelete( pFcb))
                 {
 
-                    AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+                    AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
                                   AFS_TRACE_LEVEL_ERROR,
                                   "AFSSetDispositionInfo Attempt to delete non-empty directory %wZ\n",
-                                  &DirectoryCB->NameInformation.FileName);
+                                  &DirectoryCB->NameInformation.FileName));
 
                     try_return( ntStatus = STATUS_DIRECTORY_NOT_EMPTY);
                 }
 
-                AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+                AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
                               AFS_TRACE_LEVEL_VERBOSE,
                               "AFSSetDispositionInfo Setting PENDING_DELETE on DirEntry  %p Name %wZ\n",
                               DirectoryCB,
-                              &DirectoryCB->NameInformation.FileName);
+                              &DirectoryCB->NameInformation.FileName));
 
                 SetFlag( pCcb->DirectoryCB->Flags, AFS_DIR_ENTRY_PENDING_DELETE);
             }
             else if( pFcb->Header.NodeTypeCode == AFS_FILE_FCB)
             {
+                BOOLEAN bMmFlushed;
+
+                AFSDbgTrace(( AFS_SUBSYSTEM_LOCK_PROCESSING,
+                              AFS_TRACE_LEVEL_VERBOSE,
+                              "AFSSetDispositionInfo Acquiring Fcb SectionObject lock %p EXCL %08lX\n",
+                              &pFcb->NPFcb->SectionObjectResource,
+                              PsGetCurrentThread()));
+
+                AFSAcquireExcl( &pFcb->NPFcb->SectionObjectResource,
+                                TRUE);
 
                 //
                 // Attempt to flush any outstanding data
                 //
 
-                if( !MmFlushImageSection( &pFcb->NPFcb->SectionObjectPointers,
-                                          MmFlushForDelete))
+                bMmFlushed = MmFlushImageSection( &pFcb->NPFcb->SectionObjectPointers,
+                                                  MmFlushForDelete);
+
+                if ( bMmFlushed)
+                {
+
+                    //
+                    // Set PENDING_DELETE before CcPurgeCacheSection to avoid a
+                    // deadlock with Trend Micro's Enterprise anti-virus product
+                    // which attempts to open the file which is being deleted.
+                    //
+
+                    AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
+                                  AFS_TRACE_LEVEL_VERBOSE,
+                                  "AFSSetDispositionInfo Setting PENDING_DELETE on DirEntry %p Name %wZ\n",
+                                  DirectoryCB,
+                                  &DirectoryCB->NameInformation.FileName));
+
+                    SetFlag( pCcb->DirectoryCB->Flags, AFS_DIR_ENTRY_PENDING_DELETE);
+
+                    //
+                    // Purge the cache as well
+                    //
+
+                    if( pFcb->NPFcb->SectionObjectPointers.DataSectionObject != NULL)
+                    {
+
+                        if ( !CcPurgeCacheSection( &pFcb->NPFcb->SectionObjectPointers,
+                                                   NULL,
+                                                   0,
+                                                   TRUE))
+                        {
+
+                            SetFlag( pFcb->Flags, AFS_FCB_FLAG_PURGE_ON_CLOSE);
+                        }
+                    }
+                }
+
+                AFSDbgTrace(( AFS_SUBSYSTEM_LOCK_PROCESSING,
+                              AFS_TRACE_LEVEL_VERBOSE,
+                              "AFSSetDispositionInfo Releasing Fcb SectionObject lock %p EXCL %08lX\n",
+                              &pFcb->NPFcb->SectionObjectResource,
+                              PsGetCurrentThread()));
+
+                AFSReleaseResource( &pFcb->NPFcb->SectionObjectResource);
+
+                if ( !bMmFlushed)
                 {
 
-                    AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+                    AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
                                   AFS_TRACE_LEVEL_ERROR,
                                   "AFSSetDispositionInfo Failed to flush image section for delete Entry %wZ\n",
-                                  &DirectoryCB->NameInformation.FileName);
+                                  &DirectoryCB->NameInformation.FileName));
 
                     try_return( ntStatus = STATUS_CANNOT_DELETE);
                 }
+            }
+            else if( pFcb->Header.NodeTypeCode == AFS_SYMBOLIC_LINK_FCB ||
+                     pFcb->Header.NodeTypeCode == AFS_MOUNT_POINT_FCB ||
+                     pFcb->Header.NodeTypeCode == AFS_DFS_LINK_FCB ||
+                     pFcb->Header.NodeTypeCode == AFS_INVALID_FCB)
+            {
 
-                //
-                // Set PENDING_DELETE before CcPurgeCacheSection to avoid a
-                // deadlock with Trend Micro's Enterprise anti-virus product
-                // which attempts to open the file which is being deleted.
-                //
-
-                AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+                AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
                               AFS_TRACE_LEVEL_VERBOSE,
                               "AFSSetDispositionInfo Setting PENDING_DELETE on DirEntry %p Name %wZ\n",
                               DirectoryCB,
-                              &DirectoryCB->NameInformation.FileName);
+                              &DirectoryCB->NameInformation.FileName));
 
                 SetFlag( pCcb->DirectoryCB->Flags, AFS_DIR_ENTRY_PENDING_DELETE);
-
-                //
-                // Purge the cache as well
-                //
-
-                if( pFcb->NPFcb->SectionObjectPointers.DataSectionObject != NULL)
-                {
-
-                    if ( !CcPurgeCacheSection( &pFcb->NPFcb->SectionObjectPointers,
-                                               NULL,
-                                               0,
-                                               TRUE))
-                    {
-
-                        SetFlag( pFcb->Flags, AFS_FCB_FLAG_PURGE_ON_CLOSE);
-                    }
-                }
             }
         }
         else
@@ -2085,111 +2306,142 @@ try_exit:
 }
 
 NTSTATUS
-AFSSetRenameInfo( IN PIRP Irp)
+AFSSetFileLinkInfo( IN PIRP Irp)
 {
 
     NTSTATUS ntStatus = STATUS_SUCCESS;
+    AFSDeviceExt *pDeviceExt = (AFSDeviceExt *)AFSRDRDeviceObject->DeviceExtension;
     PIO_STACK_LOCATION pIrpSp = IoGetCurrentIrpStackLocation( Irp);
-    IO_STATUS_BLOCK stIoSb = {0,0};
-    AFSFcb *pSrcFcb = NULL, *pTargetDcb = NULL, *pTargetFcb = NULL;
-    AFSCcb *pSrcCcb = NULL, *pTargetDirCcb = NULL;
-    PFILE_OBJECT pSrcFileObj = pIrpSp->FileObject;
+    PFILE_LINK_INFORMATION pFileLinkInfo = NULL;
+    PFILE_OBJECT pSrcFileObj = NULL;
     PFILE_OBJECT pTargetFileObj = pIrpSp->Parameters.SetFile.FileObject;
-    PFILE_RENAME_INFORMATION pRenameInfo = NULL;
-    UNICODE_STRING uniTargetName, uniSourceName;
-    BOOLEAN bReplaceIfExists = FALSE;
-    UNICODE_STRING uniShortName;
-    AFSDirectoryCB *pTargetDirEntry = NULL;
-    ULONG ulTargetCRC = 0;
-    BOOLEAN bTargetEntryExists = FALSE;
-    AFSObjectInfoCB *pSrcObject = NULL, *pTargetObject = NULL;
+    AFSFcb *pSrcFcb = NULL, *pTargetDcb = NULL;
+    AFSCcb *pSrcCcb = NULL, *pTargetDirCcb = NULL;
+    AFSObjectInfoCB *pSrcObject = NULL;
     AFSObjectInfoCB *pSrcParentObject = NULL, *pTargetParentObject = NULL;
-    AFSFileID stNewFid, stTmpTargetFid;
-    ULONG ulNotificationAction = 0, ulNotifyFilter = 0;
-    UNICODE_STRING uniFullTargetPath;
+    UNICODE_STRING uniSourceName, uniTargetName;
+    UNICODE_STRING uniFullTargetName, uniTargetParentName;
     BOOLEAN bCommonParent = FALSE;
-    BOOLEAN bReleaseTargetDirLock = FALSE;
-    BOOLEAN bReleaseSourceDirLock = FALSE;
-    PERESOURCE  pSourceDirLock = NULL;
+    AFSDirectoryCB *pTargetDirEntry = NULL;
+    AFSDirectoryCB *pNewTargetDirEntry = NULL;
+    ULONG ulTargetCRC;
+    BOOLEAN bTargetEntryExists = FALSE;
     LONG lCount;
+    BOOLEAN bReleaseTargetDirLock = FALSE;
+    ULONG ulNotificationAction = 0, ulNotifyFilter = 0;
 
     __Enter
     {
 
-        bReplaceIfExists = pIrpSp->Parameters.SetFile.ReplaceIfExists;
+        pSrcFileObj = pIrpSp->FileObject;
 
         pSrcFcb = (AFSFcb *)pSrcFileObj->FsContext;
         pSrcCcb = (AFSCcb *)pSrcFileObj->FsContext2;
 
         pSrcObject = pSrcFcb->ObjectInformation;
-        pSrcParentObject = pSrcFcb->ObjectInformation->ParentObjectInformation;
+
+        if ( BooleanFlagOn( pSrcFcb->ObjectInformation->Flags, AFS_OBJECT_FLAGS_PARENT_FID))
+        {
+
+            pSrcParentObject = AFSFindObjectInfo( pSrcFcb->ObjectInformation->VolumeCB,
+                                                  &pSrcFcb->ObjectInformation->ParentFileId,
+                                                  TRUE);
+        }
+
+        if( pSrcParentObject == NULL)
+        {
+
+            AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
+                          AFS_TRACE_LEVEL_ERROR,
+                          "AFSSetFileLinkInfo Unable to resolve SrcParentObject (INVALID_PARAMETER)\n"));
+
+            ASSERT( FALSE);
+
+            try_return( ntStatus = STATUS_INVALID_PARAMETER);
+        }
+
+        pFileLinkInfo = (PFILE_LINK_INFORMATION)Irp->AssociatedIrp.SystemBuffer;
 
         //
         // Perform some basic checks to ensure FS integrity
         //
 
-        if( pSrcFcb->Header.NodeTypeCode == AFS_ROOT_FCB)
+        if( pSrcFcb->Header.NodeTypeCode != AFS_FILE_FCB)
         {
 
-            //
-            // Can't rename the root directory
-            //
-
-            AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+            AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
                           AFS_TRACE_LEVEL_ERROR,
-                          "AFSSetRenameInfo Attempt to rename root entry\n");
+                          "AFSSetFileLinkInfo Attempt to non-file (INVALID_PARAMETER)\n"));
 
             try_return( ntStatus = STATUS_INVALID_PARAMETER);
         }
 
-        if( pSrcFcb->Header.NodeTypeCode == AFS_DIRECTORY_FCB)
+        if( pTargetFileObj == NULL)
         {
 
-            //
-            // If there are any open children then fail the rename
-            //
-
-            if( pSrcFcb->ObjectInformation->Specific.Directory.ChildOpenHandleCount > 0)
+            if ( pFileLinkInfo->RootDirectory)
             {
 
-                AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+                //
+                // The target directory is provided by HANDLE
+                // RootDirectory is only set when the target directory is not the same
+                // as the source directory.
+                //
+                // AFS only supports hard links within a single directory.
+                //
+                // The IOManager should translate any Handle to a FileObject for us.
+                // However, the failure to receive a FileObject is treated as a fatal
+                // error.
+                //
+
+                AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
                               AFS_TRACE_LEVEL_ERROR,
-                              "AFSSetRenameInfo Attempt to rename directory with open children %wZ\n",
-                              &pSrcCcb->DirectoryCB->NameInformation.FileName);
+                              "AFSSetFileLinkInfo Attempt to link %wZ to alternate directory by handle INVALID_PARAMETER\n",
+                              &pSrcCcb->DirectoryCB->NameInformation.FileName));
 
-                try_return( ntStatus = STATUS_ACCESS_DENIED);
+                try_return( ntStatus = STATUS_INVALID_PARAMETER);
             }
-        }
+            else
+            {
 
-        //
-        // Extract off the final component name from the Fcb
-        //
+                uniFullTargetName.Length = (USHORT)pFileLinkInfo->FileNameLength;
 
-        uniSourceName.Length = (USHORT)pSrcCcb->DirectoryCB->NameInformation.FileName.Length;
-        uniSourceName.MaximumLength = uniSourceName.Length;
+                uniFullTargetName.Buffer = (PWSTR)&pFileLinkInfo->FileName;
 
-        uniSourceName.Buffer = pSrcCcb->DirectoryCB->NameInformation.FileName.Buffer;
+                AFSRetrieveFinalComponent( &uniFullTargetName,
+                                           &uniTargetName);
 
-        //
-        // Resolve the target fileobject
-        //
+                AFSRetrieveParentPath( &uniFullTargetName,
+                                       &uniTargetParentName);
 
-        if( pTargetFileObj == NULL)
-        {
+                if ( uniTargetParentName.Length == 0)
+                {
 
-            //
-            // This is a simple rename. Here the target directory is the same as the source parent directory
-            // and the name is retrieved from the system buffer information
-            //
+                    //
+                    // This is a simple rename. Here the target directory is the same as the source parent directory
+                    // and the name is retrieved from the system buffer information
+                    //
 
-            pRenameInfo = (PFILE_RENAME_INFORMATION)Irp->AssociatedIrp.SystemBuffer;
+                    pTargetParentObject = pSrcParentObject;
+                }
+                else
+                {
+                    //
+                    // uniTargetParentName contains the directory the renamed object
+                    // will be moved to.  Must obtain the TargetParentObject.
+                    //
 
-            pTargetParentObject = pSrcParentObject;
+                    AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
+                                  AFS_TRACE_LEVEL_ERROR,
+                                  "AFSSetFileLinkInfo Attempt to link  %wZ to alternate directory %wZ (NOT_SAME_DEVICE)\n",
+                                  &pSrcCcb->DirectoryCB->NameInformation.FileName,
+                                  &uniFullTargetName));
 
-            pTargetDcb = pTargetParentObject->Fcb;
+                    try_return( ntStatus = STATUS_NOT_SAME_DEVICE);
+                }
+            }
 
-            uniTargetName.Length = (USHORT)pRenameInfo->FileNameLength;
-            uniTargetName.Buffer = (PWSTR)&pRenameInfo->FileName;
+            pTargetDcb = pTargetParentObject->Fcb;
         }
         else
         {
@@ -2213,7 +2465,7 @@ AFSSetRenameInfo( IN PIRP Irp)
         }
 
         //
-        // The quick check to see if they are not really performing a rename
+        // The quick check to see if they are self linking.
         // Do the names match? Only do this where the parent directories are
         // the same
         //
@@ -2234,20 +2486,478 @@ AFSSetRenameInfo( IN PIRP Irp)
         else
         {
 
-            bCommonParent = FALSE;
-        }
+            //
+            // We do not allow cross-volume hard links
+            //
 
-        //
-        // We do not allow cross-volume renames to occur
-        //
+            if( pTargetParentObject->VolumeCB != pSrcObject->VolumeCB)
+            {
 
-        if( pTargetParentObject->VolumeCB != pSrcObject->VolumeCB)
-        {
+                AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
+                              AFS_TRACE_LEVEL_ERROR,
+                              "AFSSetFileLinkInfo Attempt to link to different volume %wZ\n",
+                              &pSrcCcb->DirectoryCB->NameInformation.FileName));
 
-            AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
-                          AFS_TRACE_LEVEL_ERROR,
-                          "AFSSetRenameInfo Attempt to rename directory to different volume %wZ\n",
-                          &pSrcCcb->DirectoryCB->NameInformation.FileName);
+                try_return( ntStatus = STATUS_NOT_SAME_DEVICE);
+            }
+        }
+
+        ulTargetCRC = AFSGenerateCRC( &uniTargetName,
+                                      FALSE);
+
+        AFSAcquireExcl( pTargetParentObject->Specific.Directory.DirectoryNodeHdr.TreeLock,
+                        TRUE);
+
+        bReleaseTargetDirLock = TRUE;
+
+        AFSLocateCaseSensitiveDirEntry( pTargetParentObject->Specific.Directory.DirectoryNodeHdr.CaseSensitiveTreeHead,
+                                        ulTargetCRC,
+                                        &pTargetDirEntry);
+
+        if( pTargetDirEntry == NULL)
+        {
+
+            //
+            // Missed so perform a case insensitive lookup
+            //
+
+            ulTargetCRC = AFSGenerateCRC( &uniTargetName,
+                                          TRUE);
+
+            AFSLocateCaseInsensitiveDirEntry( pTargetParentObject->Specific.Directory.DirectoryNodeHdr.CaseInsensitiveTreeHead,
+                                              ulTargetCRC,
+                                              &pTargetDirEntry);
+        }
+
+        if ( !BooleanFlagOn( pDeviceExt->DeviceFlags, AFS_DEVICE_FLAG_DISABLE_SHORTNAMES) &&
+             pTargetDirEntry == NULL && RtlIsNameLegalDOS8Dot3( &uniTargetName,
+                                                                NULL,
+                                                                NULL))
+        {
+            //
+            // Try the short name
+            //
+            AFSLocateShortNameDirEntry( pTargetParentObject->Specific.Directory.ShortNameTree,
+                                        ulTargetCRC,
+                                        &pTargetDirEntry);
+        }
+
+        //
+        // Increment our ref count on the dir entry
+        //
+
+        if( pTargetDirEntry != NULL)
+        {
+
+            ASSERT( BooleanFlagOn( pTargetDirEntry->ObjectInformation->Flags, AFS_OBJECT_FLAGS_PARENT_FID) &&
+                    AFSIsEqualFID( &pTargetParentObject->FileId, &pTargetDirEntry->ObjectInformation->ParentFileId));
+
+            lCount = InterlockedIncrement( &pTargetDirEntry->DirOpenReferenceCount);
+
+            AFSDbgTrace(( AFS_SUBSYSTEM_DIRENTRY_REF_COUNTING,
+                          AFS_TRACE_LEVEL_VERBOSE,
+                          "AFSSetFileLinkInfo Increment count on %wZ DE %p Ccb %p Cnt %d\n",
+                          &pTargetDirEntry->NameInformation.FileName,
+                          pTargetDirEntry,
+                          pSrcCcb,
+                          lCount));
+
+            ASSERT( lCount >= 0);
+
+            if( !pFileLinkInfo->ReplaceIfExists)
+            {
+
+                AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
+                              AFS_TRACE_LEVEL_ERROR,
+                              "AFSSetFileLinkInfo Attempt to link with target collision %wZ Target %wZ\n",
+                              &pSrcCcb->DirectoryCB->NameInformation.FileName,
+                              &pTargetDirEntry->NameInformation.FileName));
+
+                try_return( ntStatus = STATUS_OBJECT_NAME_COLLISION);
+            }
+
+            AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING | AFS_SUBSYSTEM_DIRENTRY_REF_COUNTING,
+                          AFS_TRACE_LEVEL_ERROR,
+                          "AFSSetFileLinkInfo Target %wZ exists DE %p Count %d, performing delete of target\n",
+                          &pTargetDirEntry->NameInformation.FileName,
+                          pTargetDirEntry,
+                          lCount));
+
+            //
+            // Pull the directory entry from the parent
+            //
+
+            AFSRemoveDirNodeFromParent( pTargetParentObject,
+                                        pTargetDirEntry,
+                                        FALSE);
+
+            bTargetEntryExists = TRUE;
+        }
+        else
+        {
+            AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
+                          AFS_TRACE_LEVEL_VERBOSE,
+                          "AFSSetFileLinkInfo Target does NOT exist, normal linking\n"));
+        }
+
+        //
+        // OK, this is a simple rename. Issue the rename
+        // request to the service.
+        //
+
+        ntStatus = AFSNotifyHardLink( pSrcFcb->ObjectInformation,
+                                      &pSrcCcb->AuthGroup,
+                                      pSrcParentObject,
+                                      pTargetDcb->ObjectInformation,
+                                      pSrcCcb->DirectoryCB,
+                                      &uniTargetName,
+                                      pFileLinkInfo->ReplaceIfExists,
+                                      &pNewTargetDirEntry);
+
+        if( ntStatus != STATUS_REPARSE &&
+            !NT_SUCCESS( ntStatus))
+        {
+
+            AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
+                          AFS_TRACE_LEVEL_ERROR,
+                          "AFSSetFileLinkInfo Failed link of %wZ to target %wZ Status %08lX\n",
+                          &pSrcCcb->DirectoryCB->NameInformation.FileName,
+                          &uniTargetName,
+                          ntStatus));
+
+            try_return( ntStatus);
+        }
+
+        if ( ntStatus != STATUS_REPARSE)
+        {
+
+            AFSInsertDirectoryNode( pTargetDcb->ObjectInformation,
+                                    pNewTargetDirEntry,
+                                    TRUE);
+        }
+
+        //
+        // Send notification for the target link file
+        //
+
+        if( bTargetEntryExists || pNewTargetDirEntry)
+        {
+
+            ulNotificationAction = FILE_ACTION_MODIFIED;
+        }
+        else
+        {
+
+            ulNotificationAction = FILE_ACTION_ADDED;
+        }
+
+        AFSFsRtlNotifyFullReportChange( pTargetParentObject,
+                                        pSrcCcb,
+                                        (ULONG)ulNotifyFilter,
+                                        (ULONG)ulNotificationAction);
+
+      try_exit:
+
+        if( !NT_SUCCESS( ntStatus))
+        {
+
+            if( bTargetEntryExists)
+            {
+
+                AFSInsertDirectoryNode( pTargetParentObject,
+                                        pTargetDirEntry,
+                                        FALSE);
+            }
+        }
+
+        if( pTargetDirEntry != NULL)
+        {
+
+            //
+            // Release DirOpenReferenceCount obtained above
+            //
+
+            lCount = InterlockedDecrement( &pTargetDirEntry->DirOpenReferenceCount);
+
+            AFSDbgTrace(( AFS_SUBSYSTEM_DIRENTRY_REF_COUNTING,
+                          AFS_TRACE_LEVEL_VERBOSE,
+                          "AFSSetFileLinkInfo Decrement count on %wZ DE %p Ccb %p Cnt %d\n",
+                          &pTargetDirEntry->NameInformation.FileName,
+                          pTargetDirEntry,
+                          pSrcCcb,
+                          lCount));
+
+            ASSERT( lCount >= 0);
+        }
+
+        if( pNewTargetDirEntry != NULL)
+        {
+
+            //
+            // Release DirOpenReferenceCount obtained from AFSNotifyHardLink
+            //
+
+            lCount = InterlockedDecrement( &pNewTargetDirEntry->DirOpenReferenceCount);
+
+            AFSDbgTrace(( AFS_SUBSYSTEM_DIRENTRY_REF_COUNTING,
+                          AFS_TRACE_LEVEL_VERBOSE,
+                          "AFSSetFileLinkInfo Decrement count on %wZ DE %p Ccb %p Cnt %d\n",
+                          &pNewTargetDirEntry->NameInformation.FileName,
+                          pNewTargetDirEntry,
+                          pSrcCcb,
+                          lCount));
+
+            ASSERT( lCount >= 0);
+        }
+
+        if( bReleaseTargetDirLock)
+        {
+
+            AFSReleaseResource( pTargetParentObject->Specific.Directory.DirectoryNodeHdr.TreeLock);
+        }
+
+        if ( pSrcParentObject != NULL)
+        {
+
+            AFSReleaseObjectInfo( &pSrcParentObject);
+        }
+
+        //
+        // No need to release pTargetParentObject as it is either a copy of pSrcParentObject
+        // or (AFSFcb *)pTargetFileObj->FsContext->ObjectInformation
+        //
+
+        pTargetParentObject = NULL;
+    }
+
+    return ntStatus;
+}
+
+NTSTATUS
+AFSSetRenameInfo( IN PIRP Irp)
+{
+
+    NTSTATUS ntStatus = STATUS_SUCCESS;
+    AFSDeviceExt *pDeviceExt = (AFSDeviceExt *)AFSRDRDeviceObject->DeviceExtension;
+    PIO_STACK_LOCATION pIrpSp = IoGetCurrentIrpStackLocation( Irp);
+    AFSFcb *pSrcFcb = NULL, *pTargetDcb = NULL, *pTargetFcb = NULL;
+    AFSCcb *pSrcCcb = NULL, *pTargetDirCcb = NULL;
+    PFILE_OBJECT pSrcFileObj = pIrpSp->FileObject;
+    PFILE_OBJECT pTargetFileObj = pIrpSp->Parameters.SetFile.FileObject;
+    PFILE_OBJECT pTargetParentFileObj = NULL;
+    PFILE_RENAME_INFORMATION pRenameInfo = NULL;
+    UNICODE_STRING uniTargetName, uniSourceName, uniTargetParentName;
+    BOOLEAN bReplaceIfExists = FALSE;
+    UNICODE_STRING uniShortName;
+    AFSDirectoryCB *pTargetDirEntry = NULL;
+    ULONG ulTargetCRC = 0;
+    BOOLEAN bTargetEntryExists = FALSE;
+    AFSObjectInfoCB *pSrcObject = NULL;
+    AFSObjectInfoCB *pSrcParentObject = NULL, *pTargetParentObject = NULL;
+    AFSFileID stNewFid;
+    ULONG ulNotificationAction = 0, ulNotifyFilter = 0;
+    UNICODE_STRING uniFullTargetName;
+    BOOLEAN bCommonParent = FALSE;
+    BOOLEAN bReleaseTargetDirLock = FALSE;
+    BOOLEAN bReleaseSourceDirLock = FALSE;
+    BOOLEAN bDereferenceTargetParentObject = FALSE;
+    PERESOURCE  pSourceDirLock = NULL;
+    LONG lCount;
+
+    __Enter
+    {
+
+        bReplaceIfExists = pIrpSp->Parameters.SetFile.ReplaceIfExists;
+
+        pRenameInfo = (PFILE_RENAME_INFORMATION)Irp->AssociatedIrp.SystemBuffer;
+
+        pSrcFcb = (AFSFcb *)pSrcFileObj->FsContext;
+        pSrcCcb = (AFSCcb *)pSrcFileObj->FsContext2;
+
+        pSrcObject = pSrcFcb->ObjectInformation;
+
+        if ( BooleanFlagOn( pSrcFcb->ObjectInformation->Flags, AFS_OBJECT_FLAGS_PARENT_FID))
+        {
+
+            pSrcParentObject = AFSFindObjectInfo( pSrcFcb->ObjectInformation->VolumeCB,
+                                                  &pSrcFcb->ObjectInformation->ParentFileId,
+                                                  TRUE);
+        }
+
+        if( pSrcParentObject == NULL)
+        {
+
+            AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
+                          AFS_TRACE_LEVEL_ERROR,
+                          "AFSSetRenameInfo Unable to resolve SrcParentObject (INVALID_PARAMETER)\n"));
+
+            ASSERT( FALSE);
+
+            try_return( ntStatus = STATUS_INVALID_PARAMETER);
+        }
+
+        //
+        // Perform some basic checks to ensure FS integrity
+        //
+
+        if( pSrcFcb->Header.NodeTypeCode == AFS_ROOT_FCB)
+        {
+
+            //
+            // Can't rename the root directory
+            //
+
+            AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
+                          AFS_TRACE_LEVEL_ERROR,
+                          "AFSSetRenameInfo Attempt to rename root entry\n"));
+
+            try_return( ntStatus = STATUS_INVALID_PARAMETER);
+        }
+
+        if( pSrcFcb->Header.NodeTypeCode == AFS_DIRECTORY_FCB)
+        {
+
+            //
+            // If there are any open children then fail the rename
+            //
+
+            if( pSrcFcb->ObjectInformation->Specific.Directory.ChildOpenHandleCount > 0)
+            {
+
+                AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
+                              AFS_TRACE_LEVEL_ERROR,
+                              "AFSSetRenameInfo Attempt to rename directory with open children %wZ\n",
+                              &pSrcCcb->DirectoryCB->NameInformation.FileName));
+
+                try_return( ntStatus = STATUS_ACCESS_DENIED);
+            }
+        }
+
+
+        //
+        // Extract off the final component name from the Fcb
+        //
+
+        uniSourceName.Length = (USHORT)pSrcCcb->DirectoryCB->NameInformation.FileName.Length;
+        uniSourceName.MaximumLength = uniSourceName.Length;
+
+        uniSourceName.Buffer = pSrcCcb->DirectoryCB->NameInformation.FileName.Buffer;
+
+        //
+        // Resolve the target fileobject
+        //
+
+        if( pTargetFileObj == NULL)
+        {
+
+            if ( pRenameInfo->RootDirectory)
+            {
+
+                AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
+                              AFS_TRACE_LEVEL_ERROR,
+                              "AFSSetRenameInfo Handle provided but no FileObject ntStatus INVALID_PARAMETER\n"));
+
+                try_return( ntStatus = STATUS_INVALID_PARAMETER);
+            }
+            else
+            {
+
+                uniFullTargetName.Length = (USHORT)pRenameInfo->FileNameLength;
+
+                uniFullTargetName.Buffer = (PWSTR)&pRenameInfo->FileName;
+
+                AFSRetrieveFinalComponent( &uniFullTargetName,
+                                           &uniTargetName);
+
+                AFSRetrieveParentPath( &uniFullTargetName,
+                                       &uniTargetParentName);
+
+                if ( uniTargetParentName.Length == 0)
+                {
+
+                    //
+                    // This is a simple rename. Here the target directory is the same as the source parent directory
+                    // and the name is retrieved from the system buffer information
+                    //
+
+                    pTargetParentObject = pSrcParentObject;
+                }
+                else
+                {
+                    //
+                    // uniTargetParentName contains the directory the renamed object
+                    // will be moved to.  Must obtain the TargetParentObject.
+                    //
+
+                    AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
+                                  AFS_TRACE_LEVEL_ERROR,
+                                  "AFSSetRenameInfo Attempt to move %wZ to %wZ -- not yet supported (NOT_SAME_DEVICE)\n",
+                                  &pSrcCcb->DirectoryCB->NameInformation.FileName,
+                                  &uniFullTargetName));
+
+                    try_return( ntStatus = STATUS_NOT_SAME_DEVICE);
+                }
+            }
+
+            pTargetDcb = pTargetParentObject->Fcb;
+        }
+        else
+        {
+
+            //
+            // So here we have the target directory taken from the targetfile object
+            //
+
+            pTargetDcb = (AFSFcb *)pTargetFileObj->FsContext;
+
+            pTargetDirCcb = (AFSCcb *)pTargetFileObj->FsContext2;
+
+            pTargetParentObject = (AFSObjectInfoCB *)pTargetDcb->ObjectInformation;
+
+            //
+            // Grab the target name which we setup in the IRP_MJ_CREATE handler. By how we set this up
+            // it is only the target component of the rename operation
+            //
+
+            uniTargetName = *((PUNICODE_STRING)&pTargetFileObj->FileName);
+        }
+
+        //
+        // The quick check to see if they are not really performing a rename
+        // Do the names match? Only do this where the parent directories are
+        // the same
+        //
+
+        if( pTargetParentObject == pSrcParentObject)
+        {
+
+            if( FsRtlAreNamesEqual( &uniTargetName,
+                                    &uniSourceName,
+                                    FALSE,
+                                    NULL))
+            {
+                try_return( ntStatus = STATUS_SUCCESS);
+            }
+
+            bCommonParent = TRUE;
+        }
+        else
+        {
+
+            bCommonParent = FALSE;
+        }
+
+        //
+        // We do not allow cross-volume renames to occur
+        //
+
+        if( pTargetParentObject->VolumeCB != pSrcObject->VolumeCB)
+        {
+
+            AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
+                          AFS_TRACE_LEVEL_ERROR,
+                          "AFSSetRenameInfo Attempt to rename directory to different volume %wZ\n",
+                          &pSrcCcb->DirectoryCB->NameInformation.FileName));
 
             try_return( ntStatus = STATUS_NOT_SAME_DEVICE);
         }
@@ -2289,7 +2999,8 @@ AFSSetRenameInfo( IN PIRP Irp)
                                               &pTargetDirEntry);
         }
 
-        if( pTargetDirEntry == NULL && RtlIsNameLegalDOS8Dot3( &uniTargetName,
+        if ( !BooleanFlagOn( pDeviceExt->DeviceFlags, AFS_DEVICE_FLAG_DISABLE_SHORTNAMES) &&
+             pTargetDirEntry == NULL && RtlIsNameLegalDOS8Dot3( &uniTargetName,
                                                                NULL,
                                                                NULL))
         {
@@ -2308,28 +3019,39 @@ AFSSetRenameInfo( IN PIRP Irp)
         if( pTargetDirEntry != NULL)
         {
 
-            ASSERT( pTargetParentObject == pTargetDirEntry->ObjectInformation->ParentObjectInformation);
+            ASSERT( BooleanFlagOn( pTargetDirEntry->ObjectInformation->Flags, AFS_OBJECT_FLAGS_PARENT_FID) &&
+                    AFSIsEqualFID( &pTargetParentObject->FileId, &pTargetDirEntry->ObjectInformation->ParentFileId));
 
-            lCount = InterlockedIncrement( &pTargetDirEntry->OpenReferenceCount);
+            lCount = InterlockedIncrement( &pTargetDirEntry->DirOpenReferenceCount);
+
+            AFSDbgTrace(( AFS_SUBSYSTEM_DIRENTRY_REF_COUNTING,
+                          AFS_TRACE_LEVEL_VERBOSE,
+                          "AFSSetRenameInfo Increment count on %wZ DE %p Ccb %p Cnt %d\n",
+                          &pTargetDirEntry->NameInformation.FileName,
+                          pTargetDirEntry,
+                          pSrcCcb,
+                          lCount));
+
+            ASSERT( lCount >= 0);
 
             if( !bReplaceIfExists)
             {
 
-                AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+                AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
                               AFS_TRACE_LEVEL_ERROR,
                               "AFSSetRenameInfo Attempt to rename directory with target collision %wZ Target %wZ\n",
                               &pSrcCcb->DirectoryCB->NameInformation.FileName,
-                              &pTargetDirEntry->NameInformation.FileName);
+                              &pTargetDirEntry->NameInformation.FileName));
 
                 try_return( ntStatus = STATUS_OBJECT_NAME_COLLISION);
             }
 
-            AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+            AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING | AFS_SUBSYSTEM_DIRENTRY_REF_COUNTING,
                           AFS_TRACE_LEVEL_ERROR,
-                          "AFSSetRenameInfo Target %wZ exists DE %p Count %08lX, performing delete of target\n",
+                          "AFSSetRenameInfo Target %wZ exists DE %p Count %d, performing delete of target\n",
                           &pTargetDirEntry->NameInformation.FileName,
                           pTargetDirEntry,
-                          pTargetDirEntry->OpenReferenceCount);
+                          lCount));
 
             //
             // Pull the directory entry from the parent
@@ -2343,9 +3065,9 @@ AFSSetRenameInfo( IN PIRP Irp)
         }
         else
         {
-            AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+            AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
                           AFS_TRACE_LEVEL_VERBOSE,
-                          "AFSSetRenameInfo Target does NOT exist, normal rename\n");
+                          "AFSSetRenameInfo Target does NOT exist, normal rename\n"));
         }
 
         //
@@ -2354,7 +3076,7 @@ AFSSetRenameInfo( IN PIRP Irp)
         // same parent we do not pull the node from the enumeration list
         //
 
-        AFSRemoveDirNodeFromParent( pSrcFcb->ObjectInformation->ParentObjectInformation,
+        AFSRemoveDirNodeFromParent( pSrcParentObject,
                                     pSrcCcb->DirectoryCB,
                                     !bCommonParent);
 
@@ -2365,7 +3087,7 @@ AFSSetRenameInfo( IN PIRP Irp)
 
         ntStatus = AFSNotifyRename( pSrcFcb->ObjectInformation,
                                     &pSrcCcb->AuthGroup,
-                                    pSrcFcb->ObjectInformation->ParentObjectInformation,
+                                    pSrcParentObject,
                                     pTargetDcb->ObjectInformation,
                                     pSrcCcb->DirectoryCB,
                                     &uniTargetName,
@@ -2378,16 +3100,16 @@ AFSSetRenameInfo( IN PIRP Irp)
             // Attempt to re-insert the directory entry
             //
 
-            AFSInsertDirectoryNode( pSrcFcb->ObjectInformation->ParentObjectInformation,
+            AFSInsertDirectoryNode( pSrcParentObject,
                                     pSrcCcb->DirectoryCB,
                                     !bCommonParent);
 
-            AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+            AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
                           AFS_TRACE_LEVEL_ERROR,
                           "AFSSetRenameInfo Failed rename of %wZ to target %wZ Status %08lX\n",
                           &pSrcCcb->DirectoryCB->NameInformation.FileName,
                           &uniTargetName,
-                          ntStatus);
+                          ntStatus));
 
             try_return( ntStatus);
         }
@@ -2396,7 +3118,7 @@ AFSSetRenameInfo( IN PIRP Irp)
         // Set the notification up for the source file
         //
 
-        if( pSrcCcb->DirectoryCB->ObjectInformation->ParentObjectInformation == pTargetParentObject &&
+        if( pSrcParentObject == pTargetParentObject &&
             !bTargetEntryExists)
         {
 
@@ -2408,7 +3130,7 @@ AFSSetRenameInfo( IN PIRP Irp)
             ulNotificationAction = FILE_ACTION_REMOVED;
         }
 
-        if( pSrcCcb->DirectoryCB->ObjectInformation->FileType == AFS_FILE_TYPE_DIRECTORY)
+        if( pSrcFcb->ObjectInformation->FileType == AFS_FILE_TYPE_DIRECTORY)
         {
 
             ulNotifyFilter = FILE_NOTIFY_CHANGE_DIR_NAME;
@@ -2419,7 +3141,7 @@ AFSSetRenameInfo( IN PIRP Irp)
             ulNotifyFilter = FILE_NOTIFY_CHANGE_FILE_NAME;
         }
 
-        AFSFsRtlNotifyFullReportChange( pSrcCcb->DirectoryCB->ObjectInformation->ParentObjectInformation,
+        AFSFsRtlNotifyFullReportChange( pSrcParentObject,
                                         pSrcCcb,
                                         (ULONG)ulNotifyFilter,
                                         (ULONG)ulNotificationAction);
@@ -2438,16 +3160,16 @@ AFSSetRenameInfo( IN PIRP Irp)
             // Attempt to re-insert the directory entry
             //
 
-            AFSInsertDirectoryNode( pSrcFcb->ObjectInformation->ParentObjectInformation,
+            AFSInsertDirectoryNode( pSrcParentObject,
                                     pSrcCcb->DirectoryCB,
                                     !bCommonParent);
 
-            AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+            AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
                           AFS_TRACE_LEVEL_ERROR,
                           "AFSSetRenameInfo Failed update of dir entry %wZ to target %wZ Status %08lX\n",
                           &pSrcCcb->DirectoryCB->NameInformation.FileName,
                           &uniTargetName,
-                          ntStatus);
+                          ntStatus));
 
             try_return( ntStatus);
         }
@@ -2514,7 +3236,8 @@ AFSSetRenameInfo( IN PIRP Irp)
         pSrcCcb->DirectoryCB->CaseInsensitiveTreeEntry.HashIndex = AFSGenerateCRC( &pSrcCcb->DirectoryCB->NameInformation.FileName,
                                                                                    TRUE);
 
-        if( pSrcCcb->DirectoryCB->NameInformation.ShortNameLength > 0 &&
+        if( !BooleanFlagOn( pDeviceExt->DeviceFlags, AFS_DEVICE_FLAG_DISABLE_SHORTNAMES) &&
+            pSrcCcb->DirectoryCB->NameInformation.ShortNameLength > 0 &&
             !RtlIsNameLegalDOS8Dot3( &pSrcCcb->DirectoryCB->NameInformation.FileName,
                                      NULL,
                                      NULL))
@@ -2527,11 +3250,11 @@ AFSSetRenameInfo( IN PIRP Irp)
             pSrcCcb->DirectoryCB->Type.Data.ShortNameTreeEntry.HashIndex = AFSGenerateCRC( &uniShortName,
                                                                                            TRUE);
 
-            AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+            AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
                           AFS_TRACE_LEVEL_VERBOSE,
                           "AFSSetRenameInfo Initialized short name hash for %wZ longname %wZ\n",
                           &uniShortName,
-                          &pSrcCcb->DirectoryCB->NameInformation.FileName);
+                          &pSrcCcb->DirectoryCB->NameInformation.FileName));
         }
         else
         {
@@ -2561,18 +3284,38 @@ AFSSetRenameInfo( IN PIRP Irp)
         // Update the parent pointer in the source object if they are different
         //
 
-        if( pSrcCcb->DirectoryCB->ObjectInformation->ParentObjectInformation != pTargetParentObject)
+        if( pSrcParentObject != pTargetParentObject)
         {
 
-            lCount = InterlockedDecrement( &pSrcCcb->DirectoryCB->ObjectInformation->ParentObjectInformation->Specific.Directory.ChildOpenHandleCount);
+            lCount = InterlockedDecrement( &pSrcParentObject->Specific.Directory.ChildOpenHandleCount);
 
-            lCount = InterlockedDecrement( &pSrcCcb->DirectoryCB->ObjectInformation->ParentObjectInformation->Specific.Directory.ChildOpenReferenceCount);
+            lCount = InterlockedDecrement( &pSrcParentObject->Specific.Directory.ChildOpenReferenceCount);
 
             lCount = InterlockedIncrement( &pTargetParentObject->Specific.Directory.ChildOpenHandleCount);
 
             lCount = InterlockedIncrement( &pTargetParentObject->Specific.Directory.ChildOpenReferenceCount);
 
-            pSrcCcb->DirectoryCB->ObjectInformation->ParentObjectInformation = pTargetParentObject;
+            lCount = AFSObjectInfoIncrement( pTargetParentObject,
+                                             AFS_OBJECT_REFERENCE_CHILD);
+
+            AFSDbgTrace(( AFS_SUBSYSTEM_OBJECT_REF_COUNTING,
+                          AFS_TRACE_LEVEL_VERBOSE,
+                          "AFSSetRenameInfo Increment count on parent object %p Cnt %d\n",
+                          pTargetParentObject,
+                          lCount));
+
+            lCount = AFSObjectInfoDecrement( pSrcParentObject,
+                                             AFS_OBJECT_REFERENCE_CHILD);
+
+            AFSDbgTrace(( AFS_SUBSYSTEM_OBJECT_REF_COUNTING,
+                          AFS_TRACE_LEVEL_VERBOSE,
+                          "AFSSetRenameInfo Decrement count on parent object %p Cnt %d\n",
+                          pSrcParentObject,
+                          lCount));
+
+            pSrcFcb->ObjectInformation->ParentFileId = pTargetParentObject->FileId;
+
+            SetFlag( pSrcFcb->ObjectInformation->Flags, AFS_OBJECT_FLAGS_PARENT_FID);
 
             ulNotificationAction = FILE_ACTION_ADDED;
         }
@@ -2586,7 +3329,7 @@ AFSSetRenameInfo( IN PIRP Irp)
         // Now update the notification for the target file
         //
 
-        AFSFsRtlNotifyFullReportChange( pTargetParentObject->ParentObjectInformation,
+        AFSFsRtlNotifyFullReportChange( pTargetParentObject,
                                         pSrcCcb,
                                         (ULONG)ulNotifyFilter,
                                         (ULONG)ulNotificationAction);
@@ -2599,11 +3342,11 @@ AFSSetRenameInfo( IN PIRP Irp)
         if( bTargetEntryExists)
         {
 
-            AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+            AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
                           AFS_TRACE_LEVEL_VERBOSE,
                           "AFSSetRenameInfo Setting DELETE flag in dir entry %p name %wZ\n",
                           pTargetDirEntry,
-                          &pTargetDirEntry->NameInformation.FileName);
+                          &pTargetDirEntry->NameInformation.FileName));
 
             SetFlag( pTargetDirEntry->Flags, AFS_DIR_ENTRY_DELETED);
 
@@ -2613,14 +3356,90 @@ AFSSetRenameInfo( IN PIRP Irp)
 
             if( pTargetDirEntry->ObjectInformation->FileType == AFS_FILE_TYPE_FILE &&
                 pTargetDirEntry->ObjectInformation->Fcb != NULL &&
-                pTargetDirEntry->OpenReferenceCount > 1)
+                pTargetDirEntry->DirOpenReferenceCount > 1)
             {
 
                 pTargetFcb = pTargetDirEntry->ObjectInformation->Fcb;
+            }
+
+            ASSERT( pTargetDirEntry->DirOpenReferenceCount > 0);
+
+            lCount = InterlockedDecrement( &pTargetDirEntry->DirOpenReferenceCount); // The count we added above
+
+            AFSDbgTrace(( AFS_SUBSYSTEM_DIRENTRY_REF_COUNTING,
+                          AFS_TRACE_LEVEL_VERBOSE,
+                          "AFSSetRenameInfo Decrement count on %wZ DE %p Ccb %p Cnt %d\n",
+                          &pTargetDirEntry->NameInformation.FileName,
+                          pTargetDirEntry,
+                          pSrcCcb,
+                          lCount));
+
+            ASSERT( lCount >= 0);
+
+            if( lCount == 0 &&
+                pTargetDirEntry->NameArrayReferenceCount <= 0)
+            {
+
+                AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
+                              AFS_TRACE_LEVEL_VERBOSE,
+                              "AFSSetRenameInfo Deleting dir entry %p name %wZ\n",
+                              pTargetDirEntry,
+                              &pTargetDirEntry->NameInformation.FileName));
+
+                AFSDeleteDirEntry( pTargetParentObject,
+                                   &pTargetDirEntry);
+            }
+
+            pTargetDirEntry = NULL;
+
+            if ( pTargetFcb != NULL)
+            {
+
+                //
+                // Do not hold TreeLocks across the MmForceSectionClosed() call as
+                // it can deadlock with Trend Micro's TmPreFlt!TmpQueryFullName
+                //
+
+                if( bReleaseTargetDirLock)
+                {
+                    AFSReleaseResource( pTargetParentObject->Specific.Directory.DirectoryNodeHdr.TreeLock);
+
+                    bReleaseTargetDirLock = FALSE;
+                }
+
+                if( bReleaseSourceDirLock)
+                {
+
+                    AFSReleaseResource( pSourceDirLock);
+
+                    bReleaseSourceDirLock = FALSE;
+                }
+
+                //
+                // MmForceSectionClosed() can eventually call back into AFSCleanup
+                // which will need to acquire Fcb->Resource exclusively.  Failure
+                // to obtain it here before holding the SectionObjectResource will
+                // permit the locks to be obtained out of order risking a deadlock.
+                //
+
+                AFSDbgTrace(( AFS_SUBSYSTEM_LOCK_PROCESSING,
+                              AFS_TRACE_LEVEL_VERBOSE,
+                              "AFSSetRenameInfo Acquiring Fcb lock %p EXCL %08lX\n",
+                              &pTargetFcb->NPFcb->Resource,
+                              PsGetCurrentThread()));
 
                 AFSAcquireExcl( &pTargetFcb->NPFcb->Resource,
                                 TRUE);
 
+                AFSDbgTrace(( AFS_SUBSYSTEM_LOCK_PROCESSING,
+                              AFS_TRACE_LEVEL_VERBOSE,
+                              "AFSSetRenameInfo Acquiring Fcb SectionObject lock %p EXCL %08lX\n",
+                              &pTargetFcb->NPFcb->SectionObjectResource,
+                              PsGetCurrentThread()));
+
+                AFSAcquireExcl( &pTargetFcb->NPFcb->SectionObjectResource,
+                                TRUE);
+
                 //
                 // Close the section in the event it was mapped
                 //
@@ -2629,44 +3448,41 @@ AFSSetRenameInfo( IN PIRP Irp)
                                            TRUE))
                 {
 
-                    AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+                    AFSDbgTrace(( AFS_SUBSYSTEM_FILE_PROCESSING,
                                   AFS_TRACE_LEVEL_ERROR,
                                   "AFSSetRenameInfo Failed to delete section for target file %wZ\n",
-                                  &pTargetDirEntry->NameInformation.FileName);
+                                  &uniTargetName));
                 }
 
-                AFSReleaseResource( &pTargetFcb->NPFcb->Resource);
-            }
-
-            ASSERT( pTargetDirEntry->OpenReferenceCount > 0);
-
-            lCount = InterlockedDecrement( &pTargetDirEntry->OpenReferenceCount); // The count we added above
+                AFSDbgTrace(( AFS_SUBSYSTEM_LOCK_PROCESSING,
+                              AFS_TRACE_LEVEL_VERBOSE,
+                              "AFSSetRenameInfo Releasing Fcb SectionObject lock %p EXCL %08lX\n",
+                              &pTargetFcb->NPFcb->SectionObjectResource,
+                              PsGetCurrentThread()));
 
-            if( lCount == 0)
-            {
+                AFSReleaseResource( &pTargetFcb->NPFcb->SectionObjectResource);
 
-                AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
+                AFSDbgTrace(( AFS_SUBSYSTEM_LOCK_PROCESSING,
                               AFS_TRACE_LEVEL_VERBOSE,
-                              "AFSSetRenameInfo Deleting dir entry %p name %wZ\n",
-                              pTargetDirEntry,
-                              &pTargetDirEntry->NameInformation.FileName);
+                              "AFSSetRenameInfo Releasing Fcb lock %p EXCL %08lX\n",
+                              &pTargetFcb->NPFcb->Resource,
+                              PsGetCurrentThread()));
 
-                AFSDeleteDirEntry( pTargetParentObject,
-                                   pTargetDirEntry);
+                AFSReleaseResource( &pTargetFcb->NPFcb->Resource);
             }
-
-            pTargetDirEntry = NULL;
         }
 
 try_exit:
 
-
         if( !NT_SUCCESS( ntStatus))
         {
 
             if( bTargetEntryExists)
             {
-                AFSInsertDirectoryNode( pTargetDirEntry->ObjectInformation->ParentObjectInformation,
+
+                ASSERT( pTargetParentObject != NULL);
+
+                AFSInsertDirectoryNode( pTargetParentObject,
                                         pTargetDirEntry,
                                         FALSE);
             }
@@ -2675,18 +3491,49 @@ try_exit:
         if( pTargetDirEntry != NULL)
         {
 
-            lCount = InterlockedDecrement( &pTargetDirEntry->OpenReferenceCount);
+            lCount = InterlockedDecrement( &pTargetDirEntry->DirOpenReferenceCount);
+
+            AFSDbgTrace(( AFS_SUBSYSTEM_DIRENTRY_REF_COUNTING,
+                          AFS_TRACE_LEVEL_VERBOSE,
+                          "AFSSetRenameInfo Decrement2 count on %wZ DE %p Ccb %p Cnt %d\n",
+                          &pTargetDirEntry->NameInformation.FileName,
+                          pTargetDirEntry,
+                          pSrcCcb,
+                          lCount));
+
+            ASSERT( lCount >= 0);
         }
 
         if( bReleaseTargetDirLock)
         {
+
             AFSReleaseResource( pTargetParentObject->Specific.Directory.DirectoryNodeHdr.TreeLock);
         }
 
         if( bReleaseSourceDirLock)
         {
+
             AFSReleaseResource( pSourceDirLock);
         }
+
+        if ( bDereferenceTargetParentObject)
+        {
+
+            ObDereferenceObject( pTargetParentFileObj);
+        }
+
+        if ( pSrcParentObject != NULL)
+        {
+
+            AFSReleaseObjectInfo( &pSrcParentObject);
+        }
+
+        //
+        // No need to release pTargetParentObject as it is either a copy of pSrcParentObject
+        // or (AFSFcb *)pTargetFileObj->FsContext->ObjectInformation
+        //
+
+        pTargetParentObject = NULL;
     }
 
     return ntStatus;
@@ -2696,6 +3543,7 @@ NTSTATUS
 AFSSetPositionInfo( IN PIRP Irp,
                     IN AFSDirectoryCB *DirectoryCB)
 {
+    UNREFERENCED_PARAMETER(DirectoryCB);
     NTSTATUS ntStatus = STATUS_SUCCESS;
     PFILE_POSITION_INFORMATION pBuffer;
     PIO_STACK_LOCATION pIrpSp = IoGetCurrentIrpStackLocation( Irp);
@@ -2711,11 +3559,13 @@ NTSTATUS
 AFSSetAllocationInfo( IN PIRP Irp,
                       IN AFSDirectoryCB *DirectoryCB)
 {
+    UNREFERENCED_PARAMETER(DirectoryCB);
     NTSTATUS ntStatus = STATUS_SUCCESS;
     PFILE_ALLOCATION_INFORMATION pBuffer;
     BOOLEAN bReleasePaging = FALSE;
     BOOLEAN bTellCc = FALSE;
     BOOLEAN bTellService = FALSE;
+    BOOLEAN bUserMapped = FALSE;
     PIO_STACK_LOCATION pIrpSp = IoGetCurrentIrpStackLocation( Irp);
     PFILE_OBJECT pFileObject = pIrpSp->FileObject;
     AFSFcb *pFcb = NULL;
@@ -2745,26 +3595,47 @@ AFSSetAllocationInfo( IN PIRP Irp,
 
     if( pFcb->Header.AllocationSize.QuadPart > pBuffer->AllocationSize.QuadPart)
     {
+
+        AFSDbgTrace(( AFS_SUBSYSTEM_LOCK_PROCESSING,
+                      AFS_TRACE_LEVEL_VERBOSE,
+                      "AFSSetAllocationInfo Acquiring Fcb SectionObject lock %p EXCL %08lX\n",
+                      &pFcb->NPFcb->SectionObjectResource,
+                      PsGetCurrentThread()));
+
+        AFSAcquireExcl( &pFcb->NPFcb->SectionObjectResource,
+                        TRUE);
+
+        bUserMapped = !MmCanFileBeTruncated( pFileObject->SectionObjectPointer,
+                                             &pBuffer->AllocationSize);
+
+        AFSDbgTrace(( AFS_SUBSYSTEM_LOCK_PROCESSING,
+                      AFS_TRACE_LEVEL_VERBOSE,
+                      "AFSSetAllocationInfo Releasing Fcb SectionObject lock %p EXCL %08lX\n",
+                      &pFcb->NPFcb->SectionObjectResource,
+                      PsGetCurrentThread()));
+
+        AFSReleaseResource( &pFcb->NPFcb->SectionObjectResource);
+
         //
         // Truncating the file
         //
-        if( !MmCanFileBeTruncated( pFileObject->SectionObjectPointer,
-                                   &pBuffer->AllocationSize))
+        if ( bUserMapped)
         {
 
             ntStatus = STATUS_USER_MAPPED_FILE ;
         }
         else
         {
+
             //
             // If this is a truncation we need to grab the paging IO resource.
             //
 
-            AFSDbgLogMsg( AFS_SUBSYSTEM_LOCK_PROCESSING,
+            AFSDbgTrace(( AFS_SUBSYSTEM_LOCK_PROCESSING,
                           AFS_TRACE_LEVEL_VERBOSE,
-                          "AFSSetAllocationInfo Acquiring Fcb PagingIo lock %08lX EXCL %08lX\n",
+                          "AFSSetAllocationInfo Acquiring Fcb PagingIo lock %p EXCL %08lX\n",
                           &pFcb->NPFcb->PagingResource,
-                          PsGetCurrentThread());
+                          PsGetCurrentThread()));
 
             AFSAcquireExcl( &pFcb->NPFcb->PagingResource,
                             TRUE);
@@ -2809,11 +3680,11 @@ AFSSetAllocationInfo( IN PIRP Irp,
         // Tell Cc if allocation is increased.
         //
 
-        AFSDbgLogMsg( AFS_SUBSYSTEM_LOCK_PROCESSING,
+        AFSDbgTrace(( AFS_SUBSYSTEM_LOCK_PROCESSING,
                       AFS_TRACE_LEVEL_VERBOSE,
-                      "AFSSetAllocationInfo Acquiring Fcb PagingIo lock %08lX EXCL %08lX\n",
+                      "AFSSetAllocationInfo Acquiring Fcb PagingIo lock %p EXCL %08lX\n",
                       &pFcb->NPFcb->PagingResource,
-                      PsGetCurrentThread());
+                      PsGetCurrentThread()));
 
         AFSAcquireExcl( &pFcb->NPFcb->PagingResource,
                         TRUE);
@@ -2840,7 +3711,10 @@ AFSSetAllocationInfo( IN PIRP Irp,
     //
     if (bTellService)
     {
-        ntStatus = AFSUpdateFileInformation( &pFcb->ObjectInformation->ParentObjectInformation->FileId,
+
+        ASSERT( BooleanFlagOn( pFcb->ObjectInformation->Flags, AFS_OBJECT_FLAGS_PARENT_FID));
+
+        ntStatus = AFSUpdateFileInformation( &pFcb->ObjectInformation->ParentFileId,
                                              pFcb->ObjectInformation,
                                              &pCcb->AuthGroup);
     }
@@ -2896,6 +3770,7 @@ NTSTATUS
 AFSSetEndOfFileInfo( IN PIRP Irp,
                      IN AFSDirectoryCB *DirectoryCB)
 {
+    UNREFERENCED_PARAMETER(DirectoryCB);
     NTSTATUS ntStatus = STATUS_SUCCESS;
     PFILE_END_OF_FILE_INFORMATION pBuffer;
     PIO_STACK_LOCATION pIrpSp = IoGetCurrentIrpStackLocation( Irp);
@@ -2906,6 +3781,7 @@ AFSSetEndOfFileInfo( IN PIRP Irp,
     BOOLEAN bModified = FALSE;
     BOOLEAN bReleasePaging = FALSE;
     BOOLEAN bTruncated = FALSE;
+    BOOLEAN bUserMapped = FALSE;
     AFSFcb *pFcb = NULL;
     AFSCcb *pCcb = NULL;
 
@@ -2926,9 +3802,28 @@ AFSSetEndOfFileInfo( IN PIRP Irp,
         if( pBuffer->EndOfFile.QuadPart < pFcb->Header.FileSize.QuadPart)
         {
 
+            AFSDbgTrace(( AFS_SUBSYSTEM_LOCK_PROCESSING,
+                          AFS_TRACE_LEVEL_VERBOSE,
+                          "AFSSetEndOfFileInfo Acquiring Fcb SectionObject lock %p EXCL %08lX\n",
+                          &pFcb->NPFcb->SectionObjectResource,
+                          PsGetCurrentThread()));
+
+            AFSAcquireExcl( &pFcb->NPFcb->SectionObjectResource,
+                            TRUE);
+
+            bUserMapped = !MmCanFileBeTruncated( pFileObject->SectionObjectPointer,
+                                                 &pBuffer->EndOfFile);
+
+            AFSDbgTrace(( AFS_SUBSYSTEM_LOCK_PROCESSING,
+                          AFS_TRACE_LEVEL_VERBOSE,
+                          "AFSSetEndOfFileInfo Releasing Fcb SectionObject lock %p EXCL %08lX\n",
+                          &pFcb->NPFcb->SectionObjectResource,
+                          PsGetCurrentThread()));
+
+            AFSReleaseResource( &pFcb->NPFcb->SectionObjectResource);
+
             // Truncating the file
-            if( !MmCanFileBeTruncated( pFileObject->SectionObjectPointer,
-                                       &pBuffer->EndOfFile))
+            if ( bUserMapped)
             {
 
                 ntStatus = STATUS_USER_MAPPED_FILE;
@@ -2940,11 +3835,11 @@ AFSSetEndOfFileInfo( IN PIRP Irp,
                 // If this is a truncation we need to grab the paging
                 // IO resource.
                 //
-                AFSDbgLogMsg( AFS_SUBSYSTEM_LOCK_PROCESSING,
+                AFSDbgTrace(( AFS_SUBSYSTEM_LOCK_PROCESSING,
                               AFS_TRACE_LEVEL_VERBOSE,
-                              "AFSSetAllocationInfo Acquiring Fcb PagingIo lock %08lX EXCL %08lX\n",
+                              "AFSSetAllocationInfo Acquiring Fcb PagingIo lock %p EXCL %08lX\n",
                               &pFcb->NPFcb->PagingResource,
-                              PsGetCurrentThread());
+                              PsGetCurrentThread()));
 
                 AFSAcquireExcl( &pFcb->NPFcb->PagingResource,
                                 TRUE);
@@ -2989,11 +3884,11 @@ AFSSetEndOfFileInfo( IN PIRP Irp,
             // If this is a truncation we need to grab the paging
             // IO resource.
             //
-            AFSDbgLogMsg( AFS_SUBSYSTEM_LOCK_PROCESSING,
+            AFSDbgTrace(( AFS_SUBSYSTEM_LOCK_PROCESSING,
                           AFS_TRACE_LEVEL_VERBOSE,
-                          "AFSSetAllocationInfo Acquiring Fcb PagingIo lock %08lX EXCL %08lX\n",
+                          "AFSSetAllocationInfo Acquiring Fcb PagingIo lock %p EXCL %08lX\n",
                           &pFcb->NPFcb->PagingResource,
-                          PsGetCurrentThread());
+                          PsGetCurrentThread()));
 
             AFSAcquireExcl( &pFcb->NPFcb->PagingResource,
                             TRUE);
@@ -3037,7 +3932,9 @@ AFSSetEndOfFileInfo( IN PIRP Irp,
         // Tell the server
         //
 
-        ntStatus = AFSUpdateFileInformation( &pFcb->ObjectInformation->ParentObjectInformation->FileId,
+        ASSERT( BooleanFlagOn( pFcb->ObjectInformation->Flags, AFS_OBJECT_FLAGS_PARENT_FID));
+
+        ntStatus = AFSUpdateFileInformation( &pFcb->ObjectInformation->ParentFileId,
                                              pFcb->ObjectInformation,
                                              &pCcb->AuthGroup);
 
@@ -3087,9 +3984,9 @@ AFSProcessShareSetInfo( IN IRP *Irp,
                         IN AFSCcb *Ccb)
 {
 
+    UNREFERENCED_PARAMETER(Fcb);
     NTSTATUS ntStatus = STATUS_SUCCESS;
     PIO_STACK_LOCATION pIrpSp = IoGetCurrentIrpStackLocation( Irp);
-    ULONG ulOutputBufferLen = 0, ulInputBufferLen;
     FILE_INFORMATION_CLASS ulFileInformationClass;
     void *pPipeInfo = NULL;
 
@@ -3097,11 +3994,11 @@ AFSProcessShareSetInfo( IN IRP *Irp,
     {
         ulFileInformationClass = pIrpSp->Parameters.SetFile.FileInformationClass;
 
-        AFSDbgLogMsg( AFS_SUBSYSTEM_PIPE_PROCESSING,
+        AFSDbgTrace(( AFS_SUBSYSTEM_PIPE_PROCESSING,
                       AFS_TRACE_LEVEL_VERBOSE,
                       "AFSProcessShareSetInfo On pipe %wZ Class %08lX\n",
                       &Ccb->DirectoryCB->NameInformation.FileName,
-                      ulFileInformationClass);
+                      ulFileInformationClass));
 
         pPipeInfo = AFSLockSystemBuffer( Irp,
                                          pIrpSp->Parameters.SetFile.Length);
@@ -3109,10 +4006,10 @@ AFSProcessShareSetInfo( IN IRP *Irp,
         if( pPipeInfo == NULL)
         {
 
-            AFSDbgLogMsg( AFS_SUBSYSTEM_PIPE_PROCESSING,
+            AFSDbgTrace(( AFS_SUBSYSTEM_PIPE_PROCESSING,
                           AFS_TRACE_LEVEL_ERROR,
                           "AFSProcessShareSetInfo Failed to lock buffer on pipe %wZ\n",
-                          &Ccb->DirectoryCB->NameInformation.FileName);
+                          &Ccb->DirectoryCB->NameInformation.FileName));
 
             try_return( ntStatus = STATUS_INSUFFICIENT_RESOURCES);
         }
@@ -3129,20 +4026,20 @@ AFSProcessShareSetInfo( IN IRP *Irp,
         if( !NT_SUCCESS( ntStatus))
         {
 
-            AFSDbgLogMsg( AFS_SUBSYSTEM_PIPE_PROCESSING,
+            AFSDbgTrace(( AFS_SUBSYSTEM_PIPE_PROCESSING,
                           AFS_TRACE_LEVEL_ERROR,
                           "AFSProcessShareSetInfo Failed to send request to service on pipe %wZ Status %08lX\n",
                           &Ccb->DirectoryCB->NameInformation.FileName,
-                          ntStatus);
+                          ntStatus));
 
             try_return( ntStatus);
         }
 
-        AFSDbgLogMsg( AFS_SUBSYSTEM_PIPE_PROCESSING,
+        AFSDbgTrace(( AFS_SUBSYSTEM_PIPE_PROCESSING,
                       AFS_TRACE_LEVEL_VERBOSE,
                       "AFSProcessShareSetInfo Completed request on pipe %wZ Class %08lX\n",
                       &Ccb->DirectoryCB->NameInformation.FileName,
-                      ulFileInformationClass);
+                      ulFileInformationClass));
 
 try_exit:
 
@@ -3158,9 +4055,9 @@ AFSProcessShareQueryInfo( IN IRP *Irp,
                           IN AFSCcb *Ccb)
 {
 
+    UNREFERENCED_PARAMETER(Fcb);
     NTSTATUS ntStatus = STATUS_SUCCESS;
     PIO_STACK_LOCATION pIrpSp = IoGetCurrentIrpStackLocation( Irp);
-    ULONG ulOutputBufferLen = 0, ulInputBufferLen;
     FILE_INFORMATION_CLASS ulFileInformationClass;
     void *pPipeInfo = NULL;
 
@@ -3169,11 +4066,11 @@ AFSProcessShareQueryInfo( IN IRP *Irp,
 
         ulFileInformationClass = pIrpSp->Parameters.QueryFile.FileInformationClass;
 
-        AFSDbgLogMsg( AFS_SUBSYSTEM_PIPE_PROCESSING,
+        AFSDbgTrace(( AFS_SUBSYSTEM_PIPE_PROCESSING,
                       AFS_TRACE_LEVEL_VERBOSE,
                       "AFSProcessShareQueryInfo On pipe %wZ Class %08lX\n",
                       &Ccb->DirectoryCB->NameInformation.FileName,
-                      ulFileInformationClass);
+                      ulFileInformationClass));
 
         pPipeInfo = AFSLockSystemBuffer( Irp,
                                          pIrpSp->Parameters.QueryFile.Length);
@@ -3181,10 +4078,10 @@ AFSProcessShareQueryInfo( IN IRP *Irp,
         if( pPipeInfo == NULL)
         {
 
-            AFSDbgLogMsg( AFS_SUBSYSTEM_PIPE_PROCESSING,
+            AFSDbgTrace(( AFS_SUBSYSTEM_PIPE_PROCESSING,
                           AFS_TRACE_LEVEL_ERROR,
                           "AFSProcessShareQueryInfo Failed to lock buffer on pipe %wZ\n",
-                          &Ccb->DirectoryCB->NameInformation.FileName);
+                          &Ccb->DirectoryCB->NameInformation.FileName));
 
             try_return( ntStatus = STATUS_INSUFFICIENT_RESOURCES);
         }
@@ -3202,20 +4099,20 @@ AFSProcessShareQueryInfo( IN IRP *Irp,
         if( !NT_SUCCESS( ntStatus))
         {
 
-            AFSDbgLogMsg( AFS_SUBSYSTEM_PIPE_PROCESSING,
+            AFSDbgTrace(( AFS_SUBSYSTEM_PIPE_PROCESSING,
                           AFS_TRACE_LEVEL_ERROR,
                           "AFSProcessShareQueryInfo Failed to send request to service on pipe %wZ Status %08lX\n",
                           &Ccb->DirectoryCB->NameInformation.FileName,
-                          ntStatus);
+                          ntStatus));
 
             try_return( ntStatus);
         }
 
-        AFSDbgLogMsg( AFS_SUBSYSTEM_PIPE_PROCESSING,
+        AFSDbgTrace(( AFS_SUBSYSTEM_PIPE_PROCESSING,
                       AFS_TRACE_LEVEL_VERBOSE,
                       "AFSProcessShareQueryInfo Completed request on pipe %wZ Class %08lX\n",
                       &Ccb->DirectoryCB->NameInformation.FileName,
-                      ulFileInformationClass);
+                      ulFileInformationClass));
 
 try_exit:
 
@@ -3232,6 +4129,8 @@ AFSProcessPIOCtlQueryInfo( IN IRP *Irp,
                            IN OUT LONG *Length)
 {
 
+    UNREFERENCED_PARAMETER(Fcb);
+    UNREFERENCED_PARAMETER(Ccb);
     NTSTATUS ntStatus = STATUS_SUCCESS;
     PIO_STACK_LOCATION pIrpSp = IoGetCurrentIrpStackLocation( Irp);
     FILE_INFORMATION_CLASS ulFileInformationClass;
@@ -3247,9 +4146,9 @@ AFSProcessPIOCtlQueryInfo( IN IRP *Irp,
             case FileBasicInformation:
             {
 
-                AFSDbgLogMsg( AFS_SUBSYSTEM_PIOCTL_PROCESSING,
+                AFSDbgTrace(( AFS_SUBSYSTEM_PIOCTL_PROCESSING,
                               AFS_TRACE_LEVEL_VERBOSE,
-                              "AFSProcessPIOCtlQueryInfo (FileBasicInformation)\n");
+                              "AFSProcessPIOCtlQueryInfo (FileBasicInformation)\n"));
 
                 if ( *Length >= sizeof( FILE_BASIC_INFORMATION))
                 {
@@ -3274,9 +4173,9 @@ AFSProcessPIOCtlQueryInfo( IN IRP *Irp,
             case FileStandardInformation:
             {
 
-                AFSDbgLogMsg( AFS_SUBSYSTEM_PIOCTL_PROCESSING,
+                AFSDbgTrace(( AFS_SUBSYSTEM_PIOCTL_PROCESSING,
                               AFS_TRACE_LEVEL_VERBOSE,
-                              "AFSProcessPIOCtlQueryInfo (FileStandardInformation)\n");
+                              "AFSProcessPIOCtlQueryInfo (FileStandardInformation)\n"));
 
                 if ( *Length >= sizeof( FILE_STANDARD_INFORMATION))
                 {
@@ -3298,6 +4197,7 @@ AFSProcessPIOCtlQueryInfo( IN IRP *Irp,
                 break;
             }
 
+            case FileNormalizedNameInformation:
             case FileNameInformation:
             {
 
@@ -3308,9 +4208,9 @@ AFSProcessPIOCtlQueryInfo( IN IRP *Irp,
                 PFILE_NAME_INFORMATION pNameInfo = (PFILE_NAME_INFORMATION)Irp->AssociatedIrp.SystemBuffer;
                 UNICODE_STRING uniName;
 
-                AFSDbgLogMsg( AFS_SUBSYSTEM_PIOCTL_PROCESSING,
+                AFSDbgTrace(( AFS_SUBSYSTEM_PIOCTL_PROCESSING,
                               AFS_TRACE_LEVEL_VERBOSE,
-                              "AFSProcessPIOCtlQueryInfo (FileNameInformation)\n");
+                              "AFSProcessPIOCtlQueryInfo (FileNameInformation)\n"));
 
                 pFcb = (AFSFcb *)pIrpSp->FileObject->FsContext;
                 pCcb = (AFSCcb *)pIrpSp->FileObject->FsContext2;
@@ -3388,10 +4288,10 @@ AFSProcessPIOCtlQueryInfo( IN IRP *Irp,
                             uniName.Buffer = pNameInfo->FileName;
                         }
 
-                        AFSDbgLogMsg( AFS_SUBSYSTEM_PIOCTL_PROCESSING,
+                        AFSDbgTrace(( AFS_SUBSYSTEM_PIOCTL_PROCESSING,
                                       AFS_TRACE_LEVEL_VERBOSE,
                                       "AFSProcessPIOCtlQueryInfo (FileNameInformation) Returning %wZ\n",
-                                      &uniName);
+                                      &uniName));
                     }
                 }
 
@@ -3403,9 +4303,9 @@ AFSProcessPIOCtlQueryInfo( IN IRP *Irp,
 
                 PFILE_INTERNAL_INFORMATION pInternalInfo = (PFILE_INTERNAL_INFORMATION)Irp->AssociatedIrp.SystemBuffer;
 
-                AFSDbgLogMsg( AFS_SUBSYSTEM_PIOCTL_PROCESSING,
+                AFSDbgTrace(( AFS_SUBSYSTEM_PIOCTL_PROCESSING,
                               AFS_TRACE_LEVEL_VERBOSE,
-                              "AFSProcessPIOCtlQueryInfo (FileInternalInformation)\n");
+                              "AFSProcessPIOCtlQueryInfo (FileInternalInformation)\n"));
 
                 if( *Length >= sizeof( FILE_INTERNAL_INFORMATION))
                 {
@@ -3429,9 +4329,9 @@ AFSProcessPIOCtlQueryInfo( IN IRP *Irp,
             {
                 ntStatus = STATUS_INVALID_PARAMETER;
 
-                AFSDbgLogMsg( AFS_SUBSYSTEM_PIOCTL_PROCESSING,
+                AFSDbgTrace(( AFS_SUBSYSTEM_PIOCTL_PROCESSING,
                               AFS_TRACE_LEVEL_WARNING,
-                              "AFSProcessPIOCtlQueryInfo (FileAllInformation) Not Implemented\n");
+                              "AFSProcessPIOCtlQueryInfo (FileAllInformation) Not Implemented\n"));
 
                 break;
             }
@@ -3440,9 +4340,9 @@ AFSProcessPIOCtlQueryInfo( IN IRP *Irp,
             {
                 ntStatus = STATUS_INVALID_PARAMETER;
 
-                AFSDbgLogMsg( AFS_SUBSYSTEM_PIOCTL_PROCESSING,
+                AFSDbgTrace(( AFS_SUBSYSTEM_PIOCTL_PROCESSING,
                               AFS_TRACE_LEVEL_WARNING,
-                              "AFSProcessPIOCtlQueryInfo (FileEaInformation) Not Implemented\n");
+                              "AFSProcessPIOCtlQueryInfo (FileEaInformation) Not Implemented\n"));
 
                 break;
             }
@@ -3451,9 +4351,9 @@ AFSProcessPIOCtlQueryInfo( IN IRP *Irp,
             {
                 ntStatus = STATUS_INVALID_PARAMETER;
 
-                AFSDbgLogMsg( AFS_SUBSYSTEM_PIOCTL_PROCESSING,
+                AFSDbgTrace(( AFS_SUBSYSTEM_PIOCTL_PROCESSING,
                               AFS_TRACE_LEVEL_WARNING,
-                              "AFSProcessPIOCtlQueryInfo (FilePositionInformation) Not Implemented\n");
+                              "AFSProcessPIOCtlQueryInfo (FilePositionInformation) Not Implemented\n"));
 
                 break;
             }
@@ -3462,9 +4362,9 @@ AFSProcessPIOCtlQueryInfo( IN IRP *Irp,
             {
                 ntStatus = STATUS_INVALID_PARAMETER;
 
-                AFSDbgLogMsg( AFS_SUBSYSTEM_PIOCTL_PROCESSING,
+                AFSDbgTrace(( AFS_SUBSYSTEM_PIOCTL_PROCESSING,
                               AFS_TRACE_LEVEL_WARNING,
-                              "AFSProcessPIOCtlQueryInfo (FileAlternateNameInformation) Not Implemented\n");
+                              "AFSProcessPIOCtlQueryInfo (FileAlternateNameInformation) Not Implemented\n"));
 
                 break;
             }
@@ -3473,9 +4373,9 @@ AFSProcessPIOCtlQueryInfo( IN IRP *Irp,
             {
                 ntStatus = STATUS_INVALID_PARAMETER;
 
-                AFSDbgLogMsg( AFS_SUBSYSTEM_PIOCTL_PROCESSING,
+                AFSDbgTrace(( AFS_SUBSYSTEM_PIOCTL_PROCESSING,
                               AFS_TRACE_LEVEL_WARNING,
-                              "AFSProcessPIOCtlQueryInfo (FileNetworkOpenInformation) Not Implemented\n");
+                              "AFSProcessPIOCtlQueryInfo (FileNetworkOpenInformation) Not Implemented\n"));
 
                 break;
             }
@@ -3484,9 +4384,9 @@ AFSProcessPIOCtlQueryInfo( IN IRP *Irp,
             {
                 ntStatus = STATUS_INVALID_PARAMETER;
 
-                AFSDbgLogMsg( AFS_SUBSYSTEM_PIOCTL_PROCESSING,
+                AFSDbgTrace(( AFS_SUBSYSTEM_PIOCTL_PROCESSING,
                               AFS_TRACE_LEVEL_WARNING,
-                              "AFSProcessPIOCtlQueryInfo (FileStreamInformation) Not Implemented\n");
+                              "AFSProcessPIOCtlQueryInfo (FileStreamInformation) Not Implemented\n"));
 
                 break;
             }
@@ -3495,9 +4395,9 @@ AFSProcessPIOCtlQueryInfo( IN IRP *Irp,
             {
                 ntStatus = STATUS_INVALID_PARAMETER;
 
-                AFSDbgLogMsg( AFS_SUBSYSTEM_PIOCTL_PROCESSING,
+                AFSDbgTrace(( AFS_SUBSYSTEM_PIOCTL_PROCESSING,
                               AFS_TRACE_LEVEL_WARNING,
-                              "AFSProcessPIOCtlQueryInfo (FileAttributeTagInformation) Not Implemented\n");
+                              "AFSProcessPIOCtlQueryInfo (FileAttributeTagInformation) Not Implemented\n"));
 
                 break;
             }
@@ -3506,9 +4406,9 @@ AFSProcessPIOCtlQueryInfo( IN IRP *Irp,
             {
                 ntStatus = STATUS_INVALID_PARAMETER;
 
-                AFSDbgLogMsg( AFS_SUBSYSTEM_PIOCTL_PROCESSING,
+                AFSDbgTrace(( AFS_SUBSYSTEM_PIOCTL_PROCESSING,
                               AFS_TRACE_LEVEL_WARNING,
-                              "AFSProcessPIOCtlQueryInfo (FileRemoteProtocolInformation) Not Implemented\n");
+                              "AFSProcessPIOCtlQueryInfo (FileRemoteProtocolInformation) Not Implemented\n"));
 
                 break;
             }
@@ -3517,9 +4417,9 @@ AFSProcessPIOCtlQueryInfo( IN IRP *Irp,
             {
                 ntStatus = STATUS_INVALID_PARAMETER;
 
-                AFSDbgLogMsg( AFS_SUBSYSTEM_PIOCTL_PROCESSING,
+                AFSDbgTrace(( AFS_SUBSYSTEM_PIOCTL_PROCESSING,
                               AFS_TRACE_LEVEL_WARNING,
-                              "AFSProcessPIOCtlQueryInfo (FileNetworkPhysicalNameInformation) Not Implemented\n");
+                              "AFSProcessPIOCtlQueryInfo (FileNetworkPhysicalNameInformation) Not Implemented\n"));
 
                 break;
             }
@@ -3528,20 +4428,20 @@ AFSProcessPIOCtlQueryInfo( IN IRP *Irp,
             {
                 ntStatus = STATUS_INVALID_PARAMETER;
 
-                AFSDbgLogMsg( AFS_SUBSYSTEM_PIOCTL_PROCESSING,
+                AFSDbgTrace(( AFS_SUBSYSTEM_PIOCTL_PROCESSING,
                               AFS_TRACE_LEVEL_WARNING,
                               "AFSProcessPIOCtlQueryInfo Not handling request %08lX\n",
-                              ulFileInformationClass);
+                              ulFileInformationClass));
 
                 break;
             }
         }
     }
 
-    AFSDbgLogMsg( AFS_SUBSYSTEM_PIOCTL_PROCESSING,
+    AFSDbgTrace(( AFS_SUBSYSTEM_PIOCTL_PROCESSING,
                   AFS_TRACE_LEVEL_VERBOSE,
                   "AFSProcessPIOCtlQueryInfo ntStatus %08lX\n",
-                  ntStatus);
+                  ntStatus));
 
     return ntStatus;
 }