src/WINNT/afsrdr/kernel/lib/AFSCleanup.cpp

   1 /*
   2  * Copyright (c) 2008, 2009, 2010, 2011 Kernel Drivers, LLC.
   3  * Copyright (c) 2009, 2010, 2011 Your File System, Inc.
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  *
  10  * - Redistributions of source code must retain the above copyright notice,
  11  *   this list of conditions and the following disclaimer.
  12  * - Redistributions in binary form must reproduce the above copyright
  13  *   notice,
  14  *   this list of conditions and the following disclaimer in the
  15  *   documentation
  16  *   and/or other materials provided with the distribution.
  17  * - Neither the names of Kernel Drivers, LLC and Your File System, Inc.
  18  *   nor the names of their contributors may be used to endorse or promote
  19  *   products derived from this software without specific prior written
  20  *   permission from Kernel Drivers, LLC and Your File System, Inc.
  21  *
  22  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  23  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  24  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
  25  * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
  26  * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  27  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  28  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  29  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  30  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  31  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  32  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  33  */
  34
  35 //
  36 // File: AFSCleanup.cpp
  37 //
  38
  39 #include "AFSCommon.h"
  40
  41 //
  42 // Function: AFSCleanup
  43 //
  44 // Description:
  45 //
  46 //      This function is the IRP_MJ_CLEANUP dispatch handler
  47 //
  48 // Return:
  49 //
  50 //       A status is returned for the handling of this request
  51 //
  52
  53 NTSTATUS
  54 AFSCleanup( IN PDEVICE_OBJECT LibDeviceObject,
  55             IN PIRP Irp)
  56 {
  57
  58     NTSTATUS ntStatus = STATUS_SUCCESS;
  59     AFSDeviceExt *pDeviceExt = NULL;
  60     IO_STACK_LOCATION *pIrpSp = IoGetCurrentIrpStackLocation( Irp);
  61     AFSFcb *pFcb = NULL;
  62     AFSCcb *pCcb = NULL;
  63     PFILE_OBJECT pFileObject = NULL;
  64     AFSFcb *pRootFcb = NULL;
  65     AFSDeviceExt *pControlDeviceExt = NULL;
  66     IO_STATUS_BLOCK stIoSB;
  67     AFSObjectInfoCB *pObjectInfo = NULL;
  68     AFSObjectInfoCB *pParentObjectInfo = NULL;
  69     AFSFileCleanupCB stFileCleanup;
  70     AFSFileCleanupResultCB *pResultCB = NULL;
  71     ULONG ulResultLen = 0;
  72     ULONG   ulNotificationFlags = 0;
  73     LONG    lCount;
  74
  75     __try
  76     {
  77
  78         if( AFSRDRDeviceObject == NULL)
  79         {
  80
  81             //
  82             // Let this through, it's a cleanup on the library control device
  83             //
  84
  85             try_return( ntStatus);
  86         }
  87
  88         pDeviceExt = (AFSDeviceExt *)AFSRDRDeviceObject->DeviceExtension;
  89
  90         pControlDeviceExt = (AFSDeviceExt *)AFSControlDeviceObject->DeviceExtension;
  91
  92         //
  93         // Set some initial variables to make processing easier
  94         //
  95
  96         pFileObject = pIrpSp->FileObject;
  97
  98         pFcb = (AFSFcb *)pIrpSp->FileObject->FsContext;
  99
 100         pCcb = (AFSCcb *)pIrpSp->FileObject->FsContext2;
 101
 102         if( pFcb == NULL)
 103         {
 104             try_return( ntStatus);
 105         }
 106
 107         pObjectInfo = pFcb->ObjectInformation;
 108
 109         pRootFcb = pObjectInfo->VolumeCB->RootFcb;
 110
 111         RtlZeroMemory( &stFileCleanup,
 112                        sizeof( AFSFileCleanupCB));
 113
 114         stFileCleanup.ProcessId = (ULONGLONG)PsGetCurrentProcessId();
 115
 116         stFileCleanup.Identifier = (ULONGLONG)pFileObject;
 117
 118         //
 119         // Allocate our return buffer
 120         //
 121
 122         pResultCB = (AFSFileCleanupResultCB *)AFSExAllocatePoolWithTag( PagedPool,
 123                                                                         PAGE_SIZE,
 124                                                                         AFS_GENERIC_MEMORY_32_TAG);
 125
 126         if( pResultCB == NULL)
 127         {
 128
 129             try_return( ntStatus = STATUS_INSUFFICIENT_RESOURCES);
 130         }
 131
 132         RtlZeroMemory( pResultCB,
 133                        PAGE_SIZE);
 134
 135         ulResultLen = PAGE_SIZE;
 136
 137
 138         //
 139         // Perform the cleanup functionality depending on the type of node it is
 140         //
 141
 142         switch( pFcb->Header.NodeTypeCode)
 143         {
 144
 145             case AFS_ROOT_ALL:
 146             {
 147
 148                 AFSDbgLogMsg( AFS_SUBSYSTEM_LOCK_PROCESSING,
 149                               AFS_TRACE_LEVEL_VERBOSE,
 150                               "AFSCleanup Acquiring GlobalRoot lock %08lX EXCL %08lX\n",
 151                               &pFcb->NPFcb->Resource,
 152                               PsGetCurrentThread());
 153
 154                 AFSAcquireExcl( &pFcb->NPFcb->Resource,
 155                                   TRUE);
 156
 157                 ASSERT( pFcb->OpenHandleCount != 0);
 158
 159                 AFSReleaseResource( &pFcb->NPFcb->Resource);
 160
 161                 lCount = InterlockedDecrement( &pFcb->OpenHandleCount);
 162
 163                 AFSDbgLogMsg( AFS_SUBSYSTEM_FCB_REF_COUNTING,
 164                               AFS_TRACE_LEVEL_VERBOSE,
 165                               "AFSCleanup (RootAll) Decrement handle count on Fcb %08lX Cnt %d\n",
 166                               pFcb,
 167                               lCount);
 168
 169                 FsRtlNotifyCleanup( pControlDeviceExt->Specific.Control.NotifySync,
 170                                     &pControlDeviceExt->Specific.Control.DirNotifyList,
 171                                     pCcb);
 172
 173                 break;
 174             }
 175
 176             case AFS_IOCTL_FCB:
 177             {
 178
 179                 AFSDbgLogMsg( AFS_SUBSYSTEM_LOCK_PROCESSING,
 180                               AFS_TRACE_LEVEL_VERBOSE,
 181                               "AFSCleanup Acquiring PIOCtl lock %08lX EXCL %08lX\n",
 182                               &pFcb->NPFcb->Resource,
 183                               PsGetCurrentThread());
 184
 185                 AFSAcquireExcl( &pFcb->NPFcb->Resource,
 186                                   TRUE);
 187
 188                 ASSERT( pFcb->OpenHandleCount != 0);
 189
 190                 //
 191                 // Decrement the open child handle count
 192                 //
 193
 194                 if( pObjectInfo->ParentObjectInformation != NULL &&
 195                     pObjectInfo->ParentObjectInformation->Specific.Directory.ChildOpenHandleCount > 0)
 196                 {
 197
 198                     lCount = InterlockedDecrement( &pObjectInfo->ParentObjectInformation->Specific.Directory.ChildOpenHandleCount);
 199
 200                     AFSDbgLogMsg( AFS_SUBSYSTEM_FCB_REF_COUNTING,
 201                                   AFS_TRACE_LEVEL_VERBOSE,
 202                                   "AFSCleanup (IOCtl) Decrement child open handle count on Parent object %08lX Cnt %d\n",
 203                                   pObjectInfo->ParentObjectInformation,
 204                                   lCount);
 205                 }
 206
 207                 AFSReleaseResource( &pFcb->NPFcb->Resource);
 208
 209                 lCount = InterlockedDecrement( &pFcb->OpenHandleCount);
 210
 211                 AFSDbgLogMsg( AFS_SUBSYSTEM_FCB_REF_COUNTING,
 212                               AFS_TRACE_LEVEL_VERBOSE,
 213                               "AFSCleanup (IOCtl) Decrement handle count on Fcb %08lX Cnt %d\n",
 214                               pFcb,
 215                               lCount);
 216
 217                 break;
 218             }
 219
 220             //
 221             // This Fcb represents a file
 222             //
 223
 224             case AFS_FILE_FCB:
 225             {
 226
 227                 //
 228                 // We may be performing some cleanup on the Fcb so grab it exclusive to ensure no collisions
 229                 //
 230
 231                 AFSDbgLogMsg( AFS_SUBSYSTEM_LOCK_PROCESSING,
 232                               AFS_TRACE_LEVEL_VERBOSE,
 233                               "AFSCleanup Acquiring Fcb lock %08lX EXCL %08lX\n",
 234                               &pFcb->NPFcb->Resource,
 235                               PsGetCurrentThread());
 236
 237                 AFSAcquireExcl( &pFcb->NPFcb->Resource,
 238                                 TRUE);
 239
 240                 //
 241                 // If the handle has write permission ...
 242                 //
 243
 244                 if( (pCcb->GrantedAccess & FILE_WRITE_DATA) &&
 245                     CcIsFileCached( pIrpSp->FileObject))
 246                 {
 247
 248                     __try
 249                     {
 250
 251                         CcFlushCache( &pFcb->NPFcb->SectionObjectPointers,
 252                                       NULL,
 253                                       0,
 254                                       &stIoSB);
 255
 256                         if( !NT_SUCCESS( stIoSB.Status))
 257                         {
 258
 259                             AFSDbgLogMsg( AFS_SUBSYSTEM_IO_PROCESSING,
 260                                           AFS_TRACE_LEVEL_ERROR,
 261                                           "AFSCleanup CcFlushCache failure %wZ FID %08lX-%08lX-%08lX-%08lX Status 0x%08lX Bytes 0x%08lX\n",
 262                                           &pCcb->FullFileName,
 263                                           pObjectInfo->FileId.Cell,
 264                                           pObjectInfo->FileId.Volume,
 265                                           pObjectInfo->FileId.Vnode,
 266                                           pObjectInfo->FileId.Unique,
 267                                           stIoSB.Status,
 268                                           stIoSB.Information);
 269
 270                             ntStatus = stIoSB.Status;
 271                         }
 272                     }
 273                     __except( EXCEPTION_EXECUTE_HANDLER)
 274                     {
 275
 276                         ntStatus = GetExceptionCode();
 277                     }
 278                 }
 279
 280                 //
 281                 // Uninitialize the cache map. This call is unconditional.
 282                 //
 283
 284                 AFSDbgLogMsg( AFS_SUBSYSTEM_IO_PROCESSING,
 285                               AFS_TRACE_LEVEL_VERBOSE,
 286                               "AFSCleanup Tearing down cache map for Fcb %08lX FileObject %08lX\n",
 287                               pFcb,
 288                               pFileObject);
 289
 290                 CcUninitializeCacheMap( pFileObject,
 291                                         NULL,
 292                                         NULL);
 293
 294                 //
 295                 // Unlock all outstanding locks on the file, again, unconditionally
 296                 //
 297
 298                 (VOID) FsRtlFastUnlockAll( &pFcb->Specific.File.FileLock,
 299                                            pFileObject,
 300                                            IoGetRequestorProcess( Irp),
 301                                            NULL);
 302
 303                 //
 304                 // Tell the service to unlock all on the file
 305                 //
 306
 307                 ulNotificationFlags |= AFS_REQUEST_FLAG_BYTE_RANGE_UNLOCK_ALL;
 308
 309                 //
 310                 // Perform some final common processing
 311                 //
 312
 313                 ASSERT( pFcb->OpenHandleCount != 0);
 314
 315                 if( pFcb->ObjectInformation->ParentObjectInformation != NULL)
 316                 {
 317
 318                     stFileCleanup.ParentId = pFcb->ObjectInformation->ParentObjectInformation->FileId;
 319                 }
 320
 321                 stFileCleanup.LastAccessTime = pObjectInfo->LastAccessTime;
 322
 323                 if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_FILE_MODIFIED))
 324                 {
 325
 326                     stFileCleanup.AllocationSize = pObjectInfo->EndOfFile;
 327
 328                     stFileCleanup.FileAttributes = pObjectInfo->FileAttributes;
 329
 330                     if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_UPDATE_CREATE_TIME))
 331                     {
 332
 333                         stFileCleanup.CreateTime = pObjectInfo->CreationTime;
 334
 335                         ClearFlag( pFcb->Flags, AFS_FCB_FLAG_UPDATE_CREATE_TIME);
 336                     }
 337
 338                     if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_UPDATE_CHANGE_TIME))
 339                     {
 340
 341                         stFileCleanup.ChangeTime = pObjectInfo->ChangeTime;
 342
 343                         ClearFlag( pFcb->Flags, AFS_FCB_FLAG_UPDATE_CHANGE_TIME);
 344                     }
 345
 346                     if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_UPDATE_ACCESS_TIME))
 347                     {
 348
 349                         stFileCleanup.LastAccessTime = pObjectInfo->LastAccessTime;
 350
 351                         ClearFlag( pFcb->Flags, AFS_FCB_FLAG_UPDATE_ACCESS_TIME);
 352                     }
 353
 354                     if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_UPDATE_LAST_WRITE_TIME))
 355                     {
 356
 357                         stFileCleanup.LastWriteTime = pObjectInfo->LastWriteTime;
 358
 359                         ClearFlag( pFcb->Flags, AFS_FCB_FLAG_UPDATE_LAST_WRITE_TIME | AFS_FCB_FLAG_UPDATE_WRITE_TIME);
 360                     }
 361                 }
 362
 363                 if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_UPDATE_WRITE_TIME))
 364                 {
 365
 366                     stFileCleanup.LastWriteTime = pObjectInfo->LastWriteTime;
 367                 }
 368
 369                 //
 370                 // If the count has dropped to one and there is a pending delete
 371                 // then delete the node.  The final count will be decremented just
 372                 // before the Fcb->NPFcb->Resource is released.
 373                 //
 374
 375                 if( pFcb->OpenHandleCount == 1 &&
 376                     BooleanFlagOn( pCcb->DirectoryCB->Flags, AFS_DIR_ENTRY_PENDING_DELETE))
 377                 {
 378
 379                     //
 380                     // Stop anything possibly in process
 381                     //
 382
 383                     AFSDbgLogMsg( AFS_SUBSYSTEM_LOCK_PROCESSING,
 384                                   AFS_TRACE_LEVEL_VERBOSE,
 385                                   "AFSCleanup Acquiring Fcb extents lock %08lX EXCL %08lX\n",
 386                                   &pFcb->NPFcb->Specific.File.ExtentsResource,
 387                                   PsGetCurrentThread());
 388
 389                     AFSAcquireExcl( &pFcb->NPFcb->Specific.File.ExtentsResource,
 390                                     TRUE);
 391
 392                     pFcb->NPFcb->Specific.File.ExtentsRequestStatus = STATUS_FILE_DELETED;
 393
 394                     KeSetEvent( &pFcb->NPFcb->Specific.File.ExtentsRequestComplete,
 395                                 0,
 396                                 FALSE);
 397
 398                     //
 399                     // Before telling the server about the deleted file, tear down all extents for
 400                     // the file
 401                     //
 402
 403                     AFSTearDownFcbExtents( pFcb,
 404                                            &pCcb->AuthGroup);
 405
 406                     AFSDbgLogMsg( AFS_SUBSYSTEM_LOCK_PROCESSING,
 407                                   AFS_TRACE_LEVEL_VERBOSE,
 408                                   "AFSCleanup Releasing Fcb extents lock %08lX EXCL %08lX\n",
 409                                   &pFcb->NPFcb->Specific.File.ExtentsResource,
 410                                   PsGetCurrentThread());
 411
 412                     AFSReleaseResource( &pFcb->NPFcb->Specific.File.ExtentsResource);
 413
 414                     ntStatus = STATUS_SUCCESS;
 415
 416                     ulNotificationFlags |= AFS_REQUEST_FLAG_FILE_DELETED;
 417
 418                     //
 419                     // Indicate the file access mode that is being released
 420                     //
 421
 422                     stFileCleanup.FileAccess = pCcb->FileAccess;
 423
 424                     //
 425                     // Push the request to the service
 426                     //
 427
 428                     ntStatus = AFSProcessRequest( AFS_REQUEST_TYPE_CLEANUP_PROCESSING,
 429                                                   ulNotificationFlags | AFS_REQUEST_FLAG_SYNCHRONOUS,
 430                                                   &pCcb->AuthGroup,
 431                                                   &pCcb->DirectoryCB->NameInformation.FileName,
 432                                                   &pObjectInfo->FileId,
 433                                                   &stFileCleanup,
 434                                                   sizeof( AFSFileCleanupCB),
 435                                                   pResultCB,
 436                                                   &ulResultLen);
 437
 438                     if( !NT_SUCCESS( ntStatus) &&
 439                         ntStatus != STATUS_OBJECT_NAME_NOT_FOUND)
 440                     {
 441
 442                         AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
 443                                       AFS_TRACE_LEVEL_ERROR,
 444                                       "AFSCleanup Failed to notify service of deleted file %wZ Status %08lX\n",
 445                                       &pCcb->FullFileName,
 446                                       ntStatus);
 447
 448                         ntStatus = STATUS_SUCCESS;
 449
 450                         ClearFlag( pCcb->DirectoryCB->Flags, AFS_DIR_ENTRY_PENDING_DELETE);
 451                     }
 452                     else
 453                     {
 454
 455                         ntStatus = STATUS_SUCCESS;
 456
 457                         AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
 458                                       AFS_TRACE_LEVEL_VERBOSE,
 459                                       "AFSCleanup Setting DELETE flag in file %wZ Dir Entry %p\n",
 460                                       &pCcb->FullFileName,
 461                                       pCcb->DirectoryCB);
 462
 463                         SetFlag( pCcb->DirectoryCB->Flags, AFS_DIR_ENTRY_DELETED);
 464
 465                         pParentObjectInfo = pObjectInfo->ParentObjectInformation;
 466
 467                         ASSERT( pParentObjectInfo != NULL);
 468
 469                         AFSAcquireExcl( pParentObjectInfo->Specific.Directory.DirectoryNodeHdr.TreeLock,
 470                                         TRUE);
 471
 472                         if ( pParentObjectInfo->DataVersion.QuadPart != pResultCB->ParentDataVersion.QuadPart - 1)
 473                         {
 474
 475                             SetFlag( pParentObjectInfo->Flags, AFS_OBJECT_FLAGS_VERIFY);
 476
 477                             pParentObjectInfo->DataVersion.QuadPart = (ULONGLONG)-1;
 478                         }
 479                         else
 480                         {
 481
 482                             pParentObjectInfo->DataVersion.QuadPart = pResultCB->ParentDataVersion.QuadPart;
 483                         }
 484
 485                         //
 486                         // Now that the service has the entry has deleted we need to remove it from the parent
 487                         // tree so another lookup on the node will fail
 488                         //
 489
 490                         if( !BooleanFlagOn( pCcb->DirectoryCB->Flags, AFS_DIR_ENTRY_NOT_IN_PARENT_TREE))
 491                         {
 492
 493                             AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
 494                                           AFS_TRACE_LEVEL_VERBOSE,
 495                                           "AFSCleanup DE %p for %wZ removing entry\n",
 496                                           pCcb->DirectoryCB,
 497                                           &pCcb->DirectoryCB->NameInformation.FileName);
 498
 499                             AFSRemoveNameEntry( pParentObjectInfo,
 500                                                 pCcb->DirectoryCB);
 501                         }
 502                         else
 503                         {
 504
 505                             AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
 506                                           AFS_TRACE_LEVEL_VERBOSE,
 507                                           "AFSCleanup DE %p for %wZ NOT removing entry due to flag set\n",
 508                                           pCcb->DirectoryCB,
 509                                           &pCcb->DirectoryCB->NameInformation.FileName);
 510                         }
 511
 512                         AFSReleaseResource( pParentObjectInfo->Specific.Directory.DirectoryNodeHdr.TreeLock);
 513
 514                         AFSFsRtlNotifyFullReportChange( pParentObjectInfo,
 515                                                         pCcb,
 516                                                         (ULONG)FILE_NOTIFY_CHANGE_FILE_NAME,
 517                                                         (ULONG)FILE_ACTION_REMOVED);
 518
 519                     }
 520                 }
 521                 else
 522                 {
 523
 524                     if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_FILE_MODIFIED))
 525                     {
 526
 527                         ULONG ulNotifyFilter = 0;
 528
 529                         ClearFlag( pFcb->Flags, AFS_FCB_FLAG_FILE_MODIFIED);
 530
 531                         ulNotifyFilter |= (FILE_NOTIFY_CHANGE_ATTRIBUTES);
 532
 533                         AFSFsRtlNotifyFullReportChange( pObjectInfo->ParentObjectInformation,
 534                                                         pCcb,
 535                                                         (ULONG)ulNotifyFilter,
 536                                                         (ULONG)FILE_ACTION_MODIFIED);
 537                     }
 538
 539                     //
 540                     // Attempt to flush any dirty extents to the server. This may be a little
 541                     // aggressive, to flush whenever the handle is closed, but it ensures
 542                     // coherency.
 543                     //
 544
 545                     if( (pCcb->GrantedAccess & FILE_WRITE_DATA) &&
 546                         pFcb->Specific.File.ExtentsDirtyCount != 0)
 547                     {
 548
 549                         AFSFlushExtents( pFcb,
 550                                          &pCcb->AuthGroup);
 551                     }
 552
 553                     if( pFcb->OpenHandleCount == 1)
 554                     {
 555
 556                         //
 557                         // Wait for any outstanding queued flushes to complete
 558                         //
 559
 560                         AFSWaitOnQueuedFlushes( pFcb);
 561
 562                         ulNotificationFlags |= AFS_REQUEST_FLAG_FLUSH_FILE;
 563
 564                         AFSTearDownFcbExtents( pFcb,
 565                                                &pCcb->AuthGroup);
 566                     }
 567
 568                     //
 569                     // Indicate the file access mode that is being released
 570                     //
 571
 572                     stFileCleanup.FileAccess = pCcb->FileAccess;
 573
 574                     //
 575                     // Push the request to the service
 576                     //
 577
 578                     ntStatus = AFSProcessRequest( AFS_REQUEST_TYPE_CLEANUP_PROCESSING,
 579                                                   ulNotificationFlags | AFS_REQUEST_FLAG_SYNCHRONOUS,
 580                                                   &pCcb->AuthGroup,
 581                                                   &pCcb->DirectoryCB->NameInformation.FileName,
 582                                                   &pObjectInfo->FileId,
 583                                                   &stFileCleanup,
 584                                                   sizeof( AFSFileCleanupCB),
 585                                                   pResultCB,
 586                                                   &ulResultLen);
 587
 588                     if ( NT_SUCCESS( ntStatus))
 589                     {
 590
 591                         pParentObjectInfo = pObjectInfo->ParentObjectInformation;
 592
 593                         if ( pParentObjectInfo != NULL)
 594                         {
 595
 596                             AFSAcquireExcl( pParentObjectInfo->Specific.Directory.DirectoryNodeHdr.TreeLock,
 597                                             TRUE);
 598
 599                             if ( pParentObjectInfo->DataVersion.QuadPart != pResultCB->ParentDataVersion.QuadPart)
 600                             {
 601
 602                                 SetFlag( pParentObjectInfo->Flags, AFS_OBJECT_FLAGS_VERIFY);
 603
 604                                 pParentObjectInfo->DataVersion.QuadPart = (ULONGLONG)-1;
 605                             }
 606
 607                             AFSReleaseResource( pParentObjectInfo->Specific.Directory.DirectoryNodeHdr.TreeLock);
 608                         }
 609                     }
 610
 611                     ntStatus = STATUS_SUCCESS;
 612                 }
 613
 614                 //
 615                 // Remove the share access at this time since we may not get the close for sometime on this FO.
 616                 //
 617
 618                 IoRemoveShareAccess( pFileObject,
 619                                      &pFcb->ShareAccess);
 620
 621                 //
 622                 // We don't need the name array after the user closes the handle on the file
 623                 //
 624
 625                 if( pCcb->NameArray != NULL)
 626                 {
 627
 628                     AFSFreeNameArray( pCcb->NameArray);
 629
 630                     pCcb->NameArray = NULL;
 631                 }
 632
 633                 //
 634                 // Decrement the open child handle count
 635                 //
 636
 637                 pParentObjectInfo = pObjectInfo->ParentObjectInformation;
 638
 639                 if( pParentObjectInfo != NULL)
 640                 {
 641
 642                     ASSERT( pParentObjectInfo->Specific.Directory.ChildOpenHandleCount > 0);
 643
 644                     lCount = InterlockedDecrement( &pParentObjectInfo->Specific.Directory.ChildOpenHandleCount);
 645
 646                     AFSDbgLogMsg( AFS_SUBSYSTEM_FCB_REF_COUNTING,
 647                                   AFS_TRACE_LEVEL_VERBOSE,
 648                                   "AFSCleanup (File) Decrement child open handle count on Parent object %08lX Cnt %d\n",
 649                                   pParentObjectInfo,
 650                                   lCount);
 651                 }
 652
 653                 AFSReleaseResource( &pFcb->NPFcb->Resource);
 654
 655                 if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_PURGE_ON_CLOSE))
 656                 {
 657                     //
 658                     // The ObjectReferenceCount will be freed by AFSPerformObjectInvalidate
 659                     //
 660
 661                     AFSObjectInfoIncrement( pObjectInfo);
 662
 663                     ClearFlag( pFcb->Flags, AFS_FCB_FLAG_PURGE_ON_CLOSE);
 664
 665                     AFSPerformObjectInvalidate( pObjectInfo,
 666                                                 AFS_INVALIDATE_DATA_VERSION);
 667                 }
 668
 669                 lCount = InterlockedDecrement( &pFcb->OpenHandleCount);
 670
 671                 AFSDbgLogMsg( AFS_SUBSYSTEM_FCB_REF_COUNTING,
 672                               AFS_TRACE_LEVEL_VERBOSE,
 673                               "AFSCleanup (File) Decrement handle count on Fcb %08lX Cnt %d\n",
 674                               pFcb,
 675                               lCount);
 676
 677                 break;
 678             }
 679
 680             //
 681             // Root or directory node
 682             //
 683
 684             case AFS_ROOT_FCB:
 685             {
 686
 687                 //
 688                 // Set the root Fcb to this node
 689                 //
 690
 691                 pRootFcb = pFcb;
 692
 693                 //
 694                 // Fall through to below
 695                 //
 696             }
 697
 698             case AFS_DIRECTORY_FCB:
 699             {
 700
 701                 //
 702                 // We may be performing some cleanup on the Fcb so grab it exclusive to ensure no collisions
 703                 //
 704
 705                 AFSDbgLogMsg( AFS_SUBSYSTEM_LOCK_PROCESSING,
 706                               AFS_TRACE_LEVEL_VERBOSE,
 707                               "AFSCleanup Acquiring Dcb lock %08lX EXCL %08lX\n",
 708                               &pFcb->NPFcb->Resource,
 709                               PsGetCurrentThread());
 710
 711                 AFSAcquireExcl( &pFcb->NPFcb->Resource,
 712                                   TRUE);
 713
 714                 //
 715                 // Perform some final common processing
 716                 //
 717
 718                 ASSERT( pFcb->OpenHandleCount != 0);
 719
 720                 if( pFcb->ObjectInformation->ParentObjectInformation != NULL)
 721                 {
 722
 723                     stFileCleanup.ParentId = pFcb->ObjectInformation->ParentObjectInformation->FileId;
 724                 }
 725
 726                 stFileCleanup.LastAccessTime = pObjectInfo->LastAccessTime;
 727
 728                 if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_FILE_MODIFIED))
 729                 {
 730
 731                     stFileCleanup.FileAttributes = pObjectInfo->FileAttributes;
 732
 733                     if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_UPDATE_CREATE_TIME))
 734                     {
 735
 736                         stFileCleanup.CreateTime = pObjectInfo->CreationTime;
 737
 738                         ClearFlag( pFcb->Flags, AFS_FCB_FLAG_UPDATE_CREATE_TIME);
 739                     }
 740
 741                     if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_UPDATE_CHANGE_TIME))
 742                     {
 743
 744                         stFileCleanup.ChangeTime = pObjectInfo->ChangeTime;
 745
 746                         ClearFlag( pFcb->Flags, AFS_FCB_FLAG_UPDATE_CHANGE_TIME);
 747                     }
 748
 749                     if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_UPDATE_ACCESS_TIME))
 750                     {
 751
 752                         stFileCleanup.LastAccessTime = pObjectInfo->LastAccessTime;
 753
 754                         ClearFlag( pFcb->Flags, AFS_FCB_FLAG_UPDATE_ACCESS_TIME);
 755                     }
 756                 }
 757
 758                 //
 759                 // If the count has dropped to one and there is a pending delete
 760                 // then delete the node.  The final count will be decremented just
 761                 // before the Fcb->NPFcb->Resource is released.
 762                 //
 763
 764                 if( pFcb->OpenHandleCount == 1 &&
 765                     BooleanFlagOn( pCcb->DirectoryCB->Flags, AFS_DIR_ENTRY_PENDING_DELETE))
 766                 {
 767
 768                     //
 769                     // Try to notify the service about the delete
 770                     //
 771
 772                     ulNotificationFlags |= AFS_REQUEST_FLAG_FILE_DELETED;
 773
 774                     //
 775                     // Indicate the file access mode that is being released
 776                     //
 777
 778                     stFileCleanup.FileAccess = pCcb->FileAccess;
 779
 780                     //
 781                     // Push the request to the service
 782                     //
 783
 784                     ntStatus = AFSProcessRequest( AFS_REQUEST_TYPE_CLEANUP_PROCESSING,
 785                                                   ulNotificationFlags | AFS_REQUEST_FLAG_SYNCHRONOUS,
 786                                                   &pCcb->AuthGroup,
 787                                                   &pCcb->DirectoryCB->NameInformation.FileName,
 788                                                   &pObjectInfo->FileId,
 789                                                   &stFileCleanup,
 790                                                   sizeof( AFSFileCleanupCB),
 791                                                   pResultCB,
 792                                                   &ulResultLen);
 793
 794                     if( !NT_SUCCESS( ntStatus) &&
 795                         ntStatus != STATUS_OBJECT_NAME_NOT_FOUND)
 796                     {
 797
 798                         AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
 799                                       AFS_TRACE_LEVEL_ERROR,
 800                                       "AFSCleanup Failed to notify service of deleted directory %wZ Status %08lX\n",
 801                                       &pCcb->FullFileName,
 802                                       ntStatus);
 803
 804                         ntStatus = STATUS_SUCCESS;
 805
 806                         ClearFlag( pCcb->DirectoryCB->Flags, AFS_DIR_ENTRY_PENDING_DELETE);
 807                     }
 808                     else
 809                     {
 810
 811                         ntStatus = STATUS_SUCCESS;
 812
 813                         AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
 814                                       AFS_TRACE_LEVEL_VERBOSE,
 815                                       "AFSCleanup Setting DELETE flag in directory %wZ Dir Entry %p\n",
 816                                       &pCcb->FullFileName,
 817                                       pCcb->DirectoryCB);
 818
 819                         SetFlag( pCcb->DirectoryCB->Flags, AFS_DIR_ENTRY_DELETED);
 820
 821                         pParentObjectInfo = pObjectInfo->ParentObjectInformation;
 822
 823                         ASSERT( pParentObjectInfo != NULL);
 824
 825                         AFSAcquireExcl( pParentObjectInfo->Specific.Directory.DirectoryNodeHdr.TreeLock,
 826                                         TRUE);
 827
 828                         if ( pParentObjectInfo->DataVersion.QuadPart != pResultCB->ParentDataVersion.QuadPart - 1)
 829                         {
 830
 831                             SetFlag( pParentObjectInfo->Flags, AFS_OBJECT_FLAGS_VERIFY);
 832
 833                             pParentObjectInfo->DataVersion.QuadPart = (ULONGLONG)-1;
 834                         }
 835                         else
 836                         {
 837
 838                             pParentObjectInfo->DataVersion.QuadPart = pResultCB->ParentDataVersion.QuadPart;
 839                         }
 840
 841                         //
 842                         // Now that the service has the entry has deleted we need to remove it from the parent
 843                         // tree so another lookup on the node will fail
 844                         //
 845
 846                         if( !BooleanFlagOn( pCcb->DirectoryCB->Flags, AFS_DIR_ENTRY_NOT_IN_PARENT_TREE))
 847                         {
 848
 849                             AFSRemoveNameEntry( pParentObjectInfo,
 850                                                 pCcb->DirectoryCB);
 851                         }
 852                         else
 853                         {
 854
 855                             AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
 856                                           AFS_TRACE_LEVEL_VERBOSE,
 857                                           "AFSCleanup DE %p for %wZ NOT removing entry due to flag set\n",
 858                                           pCcb->DirectoryCB,
 859                                           &pCcb->DirectoryCB->NameInformation.FileName);
 860                         }
 861
 862                         AFSReleaseResource( pParentObjectInfo->Specific.Directory.DirectoryNodeHdr.TreeLock);
 863
 864                         AFSFsRtlNotifyFullReportChange( pParentObjectInfo,
 865                                                         pCcb,
 866                                                         (ULONG)FILE_NOTIFY_CHANGE_FILE_NAME,
 867                                                         (ULONG)FILE_ACTION_REMOVED);
 868
 869                     }
 870                 }
 871
 872                 //
 873                 // If there have been any updates to the node then push it to
 874                 // the service
 875                 //
 876
 877                 else
 878                 {
 879
 880                     if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_FILE_MODIFIED))
 881                     {
 882
 883                         ULONG ulNotifyFilter = 0;
 884
 885                         ClearFlag( pFcb->Flags, AFS_FCB_FLAG_FILE_MODIFIED);
 886
 887                         pParentObjectInfo = pObjectInfo->ParentObjectInformation;
 888
 889                         if(  pParentObjectInfo != NULL)
 890                         {
 891
 892                             ulNotifyFilter |= (FILE_NOTIFY_CHANGE_ATTRIBUTES);
 893
 894                             AFSFsRtlNotifyFullReportChange( pParentObjectInfo,
 895                                                             pCcb,
 896                                                             (ULONG)ulNotifyFilter,
 897                                                             (ULONG)FILE_ACTION_MODIFIED);
 898                         }
 899                     }
 900
 901                     //
 902                     // Indicate the file access mode that is being released
 903                     //
 904
 905                     stFileCleanup.FileAccess = pCcb->FileAccess;
 906
 907                     ntStatus = AFSProcessRequest( AFS_REQUEST_TYPE_CLEANUP_PROCESSING,
 908                                                   ulNotificationFlags | AFS_REQUEST_FLAG_SYNCHRONOUS,
 909                                                   &pCcb->AuthGroup,
 910                                                   &pCcb->DirectoryCB->NameInformation.FileName,
 911                                                   &pObjectInfo->FileId,
 912                                                   &stFileCleanup,
 913                                                   sizeof( AFSFileCleanupCB),
 914                                                   pResultCB,
 915                                                   &ulResultLen);
 916
 917                     if ( NT_SUCCESS( ntStatus))
 918                     {
 919
 920                         pParentObjectInfo = pObjectInfo->ParentObjectInformation;
 921
 922                         if ( pParentObjectInfo != NULL)
 923                         {
 924
 925                             AFSAcquireExcl( pParentObjectInfo->Specific.Directory.DirectoryNodeHdr.TreeLock,
 926                                               TRUE);
 927
 928                             if ( pParentObjectInfo->DataVersion.QuadPart != pResultCB->ParentDataVersion.QuadPart)
 929                             {
 930
 931                                 SetFlag( pParentObjectInfo->Flags, AFS_OBJECT_FLAGS_VERIFY);
 932
 933                                 pParentObjectInfo->DataVersion.QuadPart = (ULONGLONG)-1;
 934                             }
 935
 936                             AFSReleaseResource( pParentObjectInfo->Specific.Directory.DirectoryNodeHdr.TreeLock);
 937                         }
 938                     }
 939
 940                     ntStatus = STATUS_SUCCESS;
 941                 }
 942
 943                 //
 944                 // Release the notification for this directory if there is one
 945                 //
 946
 947                 FsRtlNotifyCleanup( pControlDeviceExt->Specific.Control.NotifySync,
 948                                     &pControlDeviceExt->Specific.Control.DirNotifyList,
 949                                     pCcb);
 950
 951                 //
 952                 // Remove the share access at this time since we may not get the close for sometime on this FO.
 953                 //
 954
 955                 IoRemoveShareAccess( pFileObject,
 956                                      &pFcb->ShareAccess);
 957
 958                 //
 959                 // We don't need the name array after the user closes the handle on the file
 960                 //
 961
 962                 if( pCcb->NameArray != NULL)
 963                 {
 964
 965                     AFSFreeNameArray( pCcb->NameArray);
 966
 967                     pCcb->NameArray = NULL;
 968                 }
 969
 970                 //
 971                 // Decrement the open child handle count
 972                 //
 973
 974                 pParentObjectInfo = pObjectInfo->ParentObjectInformation;
 975
 976                 if( pParentObjectInfo != NULL)
 977                 {
 978
 979                     ASSERT( pParentObjectInfo->Specific.Directory.ChildOpenHandleCount > 0);
 980
 981                     lCount = InterlockedDecrement( &pParentObjectInfo->Specific.Directory.ChildOpenHandleCount);
 982
 983                     AFSDbgLogMsg( AFS_SUBSYSTEM_FCB_REF_COUNTING,
 984                                   AFS_TRACE_LEVEL_VERBOSE,
 985                                   "AFSCleanup (Dir) Decrement child open handle count on Parent object %08lX Cnt %d\n",
 986                                   pParentObjectInfo,
 987                                   lCount);
 988                 }
 989
 990                 AFSReleaseResource( &pFcb->NPFcb->Resource);
 991
 992                 lCount = InterlockedDecrement( &pFcb->OpenHandleCount);
 993
 994                 AFSDbgLogMsg( AFS_SUBSYSTEM_FCB_REF_COUNTING,
 995                               AFS_TRACE_LEVEL_VERBOSE,
 996                               "AFSCleanup (Dir) Decrement handle count on Fcb %08lX Cnt %d\n",
 997                               pFcb,
 998                               lCount);
 999
1000                 break;
1001             }
1002
1003             case AFS_SYMBOLIC_LINK_FCB:
1004             case AFS_MOUNT_POINT_FCB:
1005             case AFS_DFS_LINK_FCB:
1006             case AFS_INVALID_FCB:
1007             {
1008
1009                 //
1010                 // We may be performing some cleanup on the Fcb so grab it exclusive to ensure no collisions
1011                 //
1012
1013                 AFSDbgLogMsg( AFS_SUBSYSTEM_LOCK_PROCESSING,
1014                               AFS_TRACE_LEVEL_VERBOSE,
1015                               "AFSCleanup (MP/SL) Acquiring Dcb lock %08lX EXCL %08lX\n",
1016                               &pFcb->NPFcb->Resource,
1017                               PsGetCurrentThread());
1018
1019                 AFSAcquireExcl( &pFcb->NPFcb->Resource,
1020                                   TRUE);
1021
1022                 //
1023                 // Perform some final common processing
1024                 //
1025
1026                 ASSERT( pFcb->OpenHandleCount != 0);
1027
1028                 if( pFcb->ObjectInformation->ParentObjectInformation != NULL)
1029                 {
1030
1031                     stFileCleanup.ParentId = pFcb->ObjectInformation->ParentObjectInformation->FileId;
1032                 }
1033
1034                 stFileCleanup.LastAccessTime = pObjectInfo->LastAccessTime;
1035
1036                 if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_FILE_MODIFIED))
1037                 {
1038
1039                     stFileCleanup.FileAttributes = pObjectInfo->FileAttributes;
1040
1041                     if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_UPDATE_CREATE_TIME))
1042                     {
1043
1044                         stFileCleanup.CreateTime = pObjectInfo->CreationTime;
1045
1046                         ClearFlag( pFcb->Flags, AFS_FCB_FLAG_UPDATE_CREATE_TIME);
1047                     }
1048
1049                     if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_UPDATE_CHANGE_TIME))
1050                     {
1051
1052                         stFileCleanup.ChangeTime = pObjectInfo->ChangeTime;
1053
1054                         ClearFlag( pFcb->Flags, AFS_FCB_FLAG_UPDATE_CHANGE_TIME);
1055                     }
1056
1057                     if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_UPDATE_ACCESS_TIME))
1058                     {
1059
1060                         stFileCleanup.LastAccessTime = pObjectInfo->LastAccessTime;
1061
1062                         ClearFlag( pFcb->Flags, AFS_FCB_FLAG_UPDATE_ACCESS_TIME);
1063                     }
1064                 }
1065
1066                 //
1067                 // If the count has dropped to one and there is a pending delete
1068                 // then delete the node.  The final count will be decremented just
1069                 // before the Fcb->NPFcb->Resource is released.
1070                 //
1071
1072                 if( pFcb->OpenHandleCount == 1 &&
1073                     BooleanFlagOn( pCcb->DirectoryCB->Flags, AFS_DIR_ENTRY_PENDING_DELETE))
1074                 {
1075
1076                     //
1077                     // Try to notify the service about the delete
1078                     //
1079
1080                     ulNotificationFlags |= AFS_REQUEST_FLAG_FILE_DELETED;
1081
1082                     //
1083                     // Indicate the file access mode that is being released
1084                     //
1085
1086                     stFileCleanup.FileAccess = pCcb->FileAccess;
1087
1088                     //
1089                     // Push the request to the service
1090                     //
1091
1092                     ntStatus = AFSProcessRequest( AFS_REQUEST_TYPE_CLEANUP_PROCESSING,
1093                                                   ulNotificationFlags | AFS_REQUEST_FLAG_SYNCHRONOUS,
1094                                                   &pCcb->AuthGroup,
1095                                                   &pCcb->DirectoryCB->NameInformation.FileName,
1096                                                   &pObjectInfo->FileId,
1097                                                   &stFileCleanup,
1098                                                   sizeof( AFSFileCleanupCB),
1099                                                   pResultCB,
1100                                                   &ulResultLen);
1101
1102                     if( !NT_SUCCESS( ntStatus) &&
1103                         ntStatus != STATUS_OBJECT_NAME_NOT_FOUND)
1104                     {
1105
1106                         AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
1107                                       AFS_TRACE_LEVEL_ERROR,
1108                                       "AFSCleanup Failed to notify service of deleted MP/SL %wZ Status %08lX\n",
1109                                       &pCcb->FullFileName,
1110                                       ntStatus);
1111
1112                         ntStatus = STATUS_SUCCESS;
1113
1114                         ClearFlag( pCcb->DirectoryCB->Flags, AFS_DIR_ENTRY_PENDING_DELETE);
1115                     }
1116                     else
1117                     {
1118
1119                         ntStatus = STATUS_SUCCESS;
1120
1121                         AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
1122                                       AFS_TRACE_LEVEL_VERBOSE,
1123                                       "AFSCleanup Setting DELETE flag in MP/SL %wZ Dir Entry %p\n",
1124                                       &pCcb->FullFileName,
1125                                       pCcb->DirectoryCB);
1126
1127                         SetFlag( pCcb->DirectoryCB->Flags, AFS_DIR_ENTRY_DELETED);
1128
1129                         pParentObjectInfo = pObjectInfo->ParentObjectInformation;
1130
1131                         ASSERT( pParentObjectInfo != NULL);
1132
1133                         AFSAcquireExcl( pParentObjectInfo->Specific.Directory.DirectoryNodeHdr.TreeLock,
1134                                         TRUE);
1135
1136                         if ( pParentObjectInfo->DataVersion.QuadPart != pResultCB->ParentDataVersion.QuadPart - 1)
1137                         {
1138
1139                             SetFlag( pParentObjectInfo->Flags, AFS_OBJECT_FLAGS_VERIFY);
1140
1141                             pParentObjectInfo->DataVersion.QuadPart = (ULONGLONG)-1;
1142                         }
1143                         else
1144                         {
1145                             pParentObjectInfo->DataVersion.QuadPart = pResultCB->ParentDataVersion.QuadPart;
1146                         }
1147
1148                         //
1149                         // Now that the service has the entry has deleted we need to remove it from the parent
1150                         // tree so another lookup on the node will fail
1151                         //
1152
1153                         if( !BooleanFlagOn( pCcb->DirectoryCB->Flags, AFS_DIR_ENTRY_NOT_IN_PARENT_TREE))
1154                         {
1155
1156                             AFSRemoveNameEntry( pParentObjectInfo,
1157                                                 pCcb->DirectoryCB);
1158                         }
1159                         else
1160                         {
1161
1162                             AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
1163                                           AFS_TRACE_LEVEL_VERBOSE,
1164                                           "AFSCleanup DE %p for %wZ NOT removing entry due to flag set\n",
1165                                           pCcb->DirectoryCB,
1166                                           &pCcb->DirectoryCB->NameInformation.FileName);
1167                         }
1168
1169                         AFSReleaseResource( pParentObjectInfo->Specific.Directory.DirectoryNodeHdr.TreeLock);
1170
1171                         AFSFsRtlNotifyFullReportChange( pParentObjectInfo,
1172                                                         pCcb,
1173                                                         (ULONG)FILE_NOTIFY_CHANGE_FILE_NAME,
1174                                                         (ULONG)FILE_ACTION_REMOVED);
1175
1176                     }
1177                 }
1178
1179                 //
1180                 // If there have been any updates to the node then push it to
1181                 // the service
1182                 //
1183
1184                 else
1185                 {
1186
1187                     if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_FILE_MODIFIED))
1188                     {
1189
1190                         ULONG ulNotifyFilter = 0;
1191
1192                         ClearFlag( pFcb->Flags, AFS_FCB_FLAG_FILE_MODIFIED);
1193
1194                         pParentObjectInfo = pObjectInfo->ParentObjectInformation;
1195
1196                         if(  pParentObjectInfo != NULL)
1197                         {
1198
1199                             ulNotifyFilter |= (FILE_NOTIFY_CHANGE_ATTRIBUTES);
1200
1201                             AFSFsRtlNotifyFullReportChange( pParentObjectInfo,
1202                                                             pCcb,
1203                                                             (ULONG)ulNotifyFilter,
1204                                                             (ULONG)FILE_ACTION_MODIFIED);
1205                         }
1206                     }
1207
1208                     //
1209                     // Indicate the file access mode that is being released
1210                     //
1211
1212                     stFileCleanup.FileAccess = pCcb->FileAccess;
1213
1214                     ntStatus = AFSProcessRequest( AFS_REQUEST_TYPE_CLEANUP_PROCESSING,
1215                                                   ulNotificationFlags | AFS_REQUEST_FLAG_SYNCHRONOUS,
1216                                                   &pCcb->AuthGroup,
1217                                                   &pCcb->DirectoryCB->NameInformation.FileName,
1218                                                   &pObjectInfo->FileId,
1219                                                   &stFileCleanup,
1220                                                   sizeof( AFSFileCleanupCB),
1221                                                   pResultCB,
1222                                                   &ulResultLen);
1223
1224                     if ( NT_SUCCESS( ntStatus))
1225                     {
1226
1227                         pParentObjectInfo = pObjectInfo->ParentObjectInformation;
1228
1229                         if ( pParentObjectInfo != NULL)
1230                         {
1231
1232                             AFSAcquireExcl( pParentObjectInfo->Specific.Directory.DirectoryNodeHdr.TreeLock,
1233                                               TRUE);
1234
1235                             if ( pParentObjectInfo->DataVersion.QuadPart != pResultCB->ParentDataVersion.QuadPart)
1236                             {
1237
1238                                 SetFlag( pParentObjectInfo->Flags, AFS_OBJECT_FLAGS_VERIFY);
1239
1240                                 pParentObjectInfo->DataVersion.QuadPart = (ULONGLONG)-1;
1241                             }
1242
1243                             AFSReleaseResource( pParentObjectInfo->Specific.Directory.DirectoryNodeHdr.TreeLock);
1244                         }
1245                     }
1246
1247                     ntStatus = STATUS_SUCCESS;
1248                 }
1249
1250                 //
1251                 // Remove the share access at this time since we may not get the close for sometime on this FO.
1252                 //
1253
1254                 IoRemoveShareAccess( pFileObject,
1255                                      &pFcb->ShareAccess);
1256
1257                 //
1258                 // We don't need the name array after the user closes the handle on the file
1259                 //
1260
1261                 if( pCcb->NameArray != NULL)
1262                 {
1263
1264                     AFSFreeNameArray( pCcb->NameArray);
1265
1266                     pCcb->NameArray = NULL;
1267                 }
1268
1269                 //
1270                 // Decrement the open child handle count
1271                 //
1272
1273                 pParentObjectInfo = pObjectInfo->ParentObjectInformation;
1274
1275                 if( pParentObjectInfo != NULL)
1276                 {
1277
1278                     ASSERT( pParentObjectInfo->Specific.Directory.ChildOpenHandleCount > 0);
1279
1280                     lCount = InterlockedDecrement( &pParentObjectInfo->Specific.Directory.ChildOpenHandleCount);
1281
1282                     AFSDbgLogMsg( AFS_SUBSYSTEM_FCB_REF_COUNTING,
1283                                   AFS_TRACE_LEVEL_VERBOSE,
1284                                   "AFSCleanup (MP/SL) Decrement child open handle count on Parent object %08lX Cnt %d\n",
1285                                   pParentObjectInfo,
1286                                   lCount);
1287                 }
1288
1289                 AFSReleaseResource( &pFcb->NPFcb->Resource);
1290
1291                 lCount = InterlockedDecrement( &pFcb->OpenHandleCount);
1292
1293                 AFSDbgLogMsg( AFS_SUBSYSTEM_FCB_REF_COUNTING,
1294                               AFS_TRACE_LEVEL_VERBOSE,
1295                               "AFSCleanup (MP/SL) Decrement handle count on Fcb %08lX Cnt %d\n",
1296                               pFcb,
1297                               lCount);
1298
1299                 break;
1300             }
1301
1302             case AFS_SPECIAL_SHARE_FCB:
1303             {
1304
1305                 AFSDbgLogMsg( AFS_SUBSYSTEM_LOCK_PROCESSING,
1306                               AFS_TRACE_LEVEL_VERBOSE,
1307                               "AFSCleanup Acquiring SPECIAL SHARE lock %08lX EXCL %08lX\n",
1308                               &pFcb->NPFcb->Resource,
1309                               PsGetCurrentThread());
1310
1311                 AFSAcquireExcl( &pFcb->NPFcb->Resource,
1312                                 TRUE);
1313
1314                 ASSERT( pFcb->OpenHandleCount != 0);
1315
1316                 //
1317                 // Decrement the open child handle count
1318                 //
1319
1320                 pParentObjectInfo = pObjectInfo->ParentObjectInformation;
1321
1322                 if( pParentObjectInfo != NULL &&
1323                     pParentObjectInfo->Specific.Directory.ChildOpenHandleCount > 0)
1324                 {
1325
1326                     lCount = InterlockedDecrement( &pParentObjectInfo->Specific.Directory.ChildOpenHandleCount);
1327
1328                     AFSDbgLogMsg( AFS_SUBSYSTEM_FCB_REF_COUNTING,
1329                                   AFS_TRACE_LEVEL_VERBOSE,
1330                                   "AFSCleanup (Share) Decrement child open handle count on Parent object %08lX Cnt %d\n",
1331                                   pParentObjectInfo,
1332                                   lCount);
1333                 }
1334
1335                 AFSReleaseResource( &pFcb->NPFcb->Resource);
1336
1337                 lCount = InterlockedDecrement( &pFcb->OpenHandleCount);
1338
1339                 AFSDbgLogMsg( AFS_SUBSYSTEM_FCB_REF_COUNTING,
1340                               AFS_TRACE_LEVEL_VERBOSE,
1341                               "AFSCleanup (Share) Decrement handle count on Fcb %08lX Cnt %d\n",
1342                               pFcb,
1343                               lCount);
1344
1345                 break;
1346             }
1347
1348             default:
1349
1350                 AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
1351                               AFS_TRACE_LEVEL_WARNING,
1352                               "AFSCleanup Processing unknown node type %d\n",
1353                               pFcb->Header.NodeTypeCode);
1354
1355                 break;
1356         }
1357
1358
1359 try_exit:
1360
1361         if( pResultCB != NULL)
1362         {
1363
1364             AFSExFreePoolWithTag( pResultCB, AFS_GENERIC_MEMORY_32_TAG);
1365         }
1366
1367         if( pFileObject != NULL)
1368         {
1369
1370             //
1371             // Setup the fileobject flags to indicate cleanup is complete.
1372             //
1373
1374             SetFlag( pFileObject->Flags, FO_CLEANUP_COMPLETE);
1375         }
1376
1377         //
1378         // Complete the request
1379         //
1380
1381         AFSCompleteRequest( Irp, ntStatus);
1382     }
1383     __except( AFSExceptionFilter( __FUNCTION__, GetExceptionCode(), GetExceptionInformation()) )
1384     {
1385
1386         AFSDbgLogMsg( 0,
1387                       0,
1388                       "EXCEPTION - AFSCleanup\n");
1389
1390         AFSDumpTraceFilesFnc();
1391     }
1392
1393     return ntStatus;
1394 }