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3 * Copyright (c) 2009, 2010, 2011 Your File System, Inc.
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36 // File: AFSCleanup.cpp
39 #include "AFSCommon.h"
42 // Function: AFSCleanup
46 // This function is the IRP_MJ_CLEANUP dispatch handler
50 // A status is returned for the handling of this request
54 AFSCleanup( IN PDEVICE_OBJECT LibDeviceObject,
58 NTSTATUS ntStatus = STATUS_SUCCESS;
59 AFSDeviceExt *pDeviceExt = NULL;
60 IO_STACK_LOCATION *pIrpSp = IoGetCurrentIrpStackLocation( Irp);
63 PFILE_OBJECT pFileObject = NULL;
64 AFSFcb *pRootFcb = NULL;
65 AFSDeviceExt *pControlDeviceExt = NULL;
66 IO_STATUS_BLOCK stIoSB;
67 AFSObjectInfoCB *pObjectInfo = NULL;
68 AFSFileCleanupCB stFileCleanup;
69 ULONG ulNotificationFlags = 0;
74 if( AFSRDRDeviceObject == NULL)
78 // Let this through, it's a cleanup on the library control device
81 try_return( ntStatus);
84 pDeviceExt = (AFSDeviceExt *)AFSRDRDeviceObject->DeviceExtension;
85 pControlDeviceExt = (AFSDeviceExt *)AFSControlDeviceObject->DeviceExtension;
88 // Set some initial variables to make processing easier
91 pFileObject = pIrpSp->FileObject;
93 pFcb = (AFSFcb *)pIrpSp->FileObject->FsContext;
95 pCcb = (AFSCcb *)pIrpSp->FileObject->FsContext2;
99 try_return( ntStatus);
102 pObjectInfo = pFcb->ObjectInformation;
104 pRootFcb = pObjectInfo->VolumeCB->RootFcb;
106 RtlZeroMemory( &stFileCleanup,
107 sizeof( AFSFileCleanupCB));
109 stFileCleanup.ProcessId = (ULONGLONG)PsGetCurrentProcessId();
112 // Perform the cleanup functionality depending on the type of node it is
115 switch( pFcb->Header.NodeTypeCode)
121 AFSDbgLogMsg( AFS_SUBSYSTEM_LOCK_PROCESSING,
122 AFS_TRACE_LEVEL_VERBOSE,
123 "AFSCleanup Acquiring GlobalRoot lock %08lX EXCL %08lX\n",
124 &pFcb->NPFcb->Resource,
125 PsGetCurrentThread());
127 AFSAcquireExcl( &pFcb->NPFcb->Resource,
130 ASSERT( pFcb->OpenHandleCount != 0);
132 InterlockedDecrement( &pFcb->OpenHandleCount);
134 AFSDbgLogMsg( AFS_SUBSYSTEM_FCB_REF_COUNTING,
135 AFS_TRACE_LEVEL_VERBOSE,
136 "AFSCleanup (RootAll) Decrement handle count on Fcb %08lX Cnt %d\n",
138 pFcb->OpenHandleCount);
140 AFSReleaseResource( &pFcb->NPFcb->Resource);
142 FsRtlNotifyCleanup( pControlDeviceExt->Specific.Control.NotifySync,
143 &pControlDeviceExt->Specific.Control.DirNotifyList,
152 AFSDbgLogMsg( AFS_SUBSYSTEM_LOCK_PROCESSING,
153 AFS_TRACE_LEVEL_VERBOSE,
154 "AFSCleanup Acquiring PIOCtl lock %08lX EXCL %08lX\n",
155 &pFcb->NPFcb->Resource,
156 PsGetCurrentThread());
158 AFSAcquireExcl( &pFcb->NPFcb->Resource,
161 ASSERT( pFcb->OpenHandleCount != 0);
163 InterlockedDecrement( &pFcb->OpenHandleCount);
165 AFSDbgLogMsg( AFS_SUBSYSTEM_FCB_REF_COUNTING,
166 AFS_TRACE_LEVEL_VERBOSE,
167 "AFSCleanup (IOCtl) Decrement handle count on Fcb %08lX Cnt %d\n",
169 pFcb->OpenHandleCount);
172 // Decrement the open child handle count
175 if( pObjectInfo->ParentObjectInformation != NULL &&
176 pObjectInfo->ParentObjectInformation->Specific.Directory.ChildOpenHandleCount > 0)
179 InterlockedDecrement( &pObjectInfo->ParentObjectInformation->Specific.Directory.ChildOpenHandleCount);
181 AFSDbgLogMsg( AFS_SUBSYSTEM_FCB_REF_COUNTING,
182 AFS_TRACE_LEVEL_VERBOSE,
183 "AFSCleanup (IOCtl) Decrement child open handle count on Parent object %08lX Cnt %d\n",
184 pObjectInfo->ParentObjectInformation,
185 pObjectInfo->ParentObjectInformation->Specific.Directory.ChildOpenHandleCount);
189 // And finally, release the Fcb if we acquired it.
192 AFSReleaseResource( &pFcb->NPFcb->Resource);
198 // This Fcb represents a file
205 // We may be performing some cleanup on the Fcb so grab it exclusive to ensure no collisions
208 AFSDbgLogMsg( AFS_SUBSYSTEM_LOCK_PROCESSING,
209 AFS_TRACE_LEVEL_VERBOSE,
210 "AFSCleanup Acquiring Fcb lock %08lX EXCL %08lX\n",
211 &pFcb->NPFcb->Resource,
212 PsGetCurrentThread());
214 AFSAcquireExcl( &pFcb->NPFcb->Resource,
218 // Uninitialize the cache map. This call is unconditional.
221 AFSDbgLogMsg( AFS_SUBSYSTEM_IO_PROCESSING,
222 AFS_TRACE_LEVEL_VERBOSE,
223 "AFSCleanup Tearing down cache map for Fcb %08lX FileObject %08lX\n",
227 CcUninitializeCacheMap( pFileObject,
232 // Unlock all outstanding locks on the file, again, unconditionally
235 (VOID) FsRtlFastUnlockAll( &pFcb->Specific.File.FileLock,
237 IoGetRequestorProcess( Irp),
241 // Tell the service to unlock all on the file
244 ulNotificationFlags |= AFS_REQUEST_FLAG_BYTE_RANGE_UNLOCK_ALL;
247 // Perform some final common processing
250 ASSERT( pFcb->OpenHandleCount != 0);
252 InterlockedDecrement( &pFcb->OpenHandleCount);
254 AFSDbgLogMsg( AFS_SUBSYSTEM_FCB_REF_COUNTING,
255 AFS_TRACE_LEVEL_VERBOSE,
256 "AFSCleanup (File) Decrement handle count on Fcb %08lX Cnt %d\n",
258 pFcb->OpenHandleCount);
260 if( pFcb->ObjectInformation->ParentObjectInformation != NULL)
263 stFileCleanup.ParentId = pFcb->ObjectInformation->ParentObjectInformation->FileId;
266 stFileCleanup.LastAccessTime = pObjectInfo->LastAccessTime;
268 if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_FILE_MODIFIED))
271 stFileCleanup.AllocationSize = pObjectInfo->EndOfFile;
273 stFileCleanup.FileAttributes = pObjectInfo->FileAttributes;
275 if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_UPDATE_CREATE_TIME))
278 stFileCleanup.CreateTime = pObjectInfo->CreationTime;
280 ClearFlag( pFcb->Flags, AFS_FCB_FLAG_UPDATE_CREATE_TIME);
283 if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_UPDATE_CHANGE_TIME))
286 stFileCleanup.ChangeTime = pObjectInfo->ChangeTime;
288 ClearFlag( pFcb->Flags, AFS_FCB_FLAG_UPDATE_CHANGE_TIME);
291 if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_UPDATE_ACCESS_TIME))
294 stFileCleanup.LastAccessTime = pObjectInfo->LastAccessTime;
296 ClearFlag( pFcb->Flags, AFS_FCB_FLAG_UPDATE_ACCESS_TIME);
299 if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_UPDATE_LAST_WRITE_TIME))
302 stFileCleanup.LastWriteTime = pObjectInfo->LastWriteTime;
304 ClearFlag( pFcb->Flags, AFS_FCB_FLAG_UPDATE_LAST_WRITE_TIME | AFS_FCB_FLAG_UPDATE_WRITE_TIME);
308 if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_UPDATE_WRITE_TIME))
311 stFileCleanup.LastWriteTime = pObjectInfo->LastWriteTime;
315 // If the count has dropped to zero and there is a pending delete
316 // then delete the node
319 if( pFcb->OpenHandleCount == 0 &&
320 BooleanFlagOn( pCcb->DirectoryCB->Flags, AFS_DIR_ENTRY_PENDING_DELETE))
324 // Stop anything possibly in process
327 AFSDbgLogMsg( AFS_SUBSYSTEM_LOCK_PROCESSING,
328 AFS_TRACE_LEVEL_VERBOSE,
329 "AFSCleanup Acquiring Fcb extents lock %08lX EXCL %08lX\n",
330 &pFcb->NPFcb->Specific.File.ExtentsResource,
331 PsGetCurrentThread());
333 AFSAcquireExcl( &pObjectInfo->Fcb->NPFcb->Specific.File.ExtentsResource,
336 pObjectInfo->Fcb->NPFcb->Specific.File.ExtentsRequestStatus = STATUS_FILE_DELETED;
338 KeSetEvent( &pObjectInfo->Fcb->NPFcb->Specific.File.ExtentsRequestComplete,
342 AFSDbgLogMsg( AFS_SUBSYSTEM_LOCK_PROCESSING,
343 AFS_TRACE_LEVEL_VERBOSE,
344 "AFSCleanup Releasing Fcb extents lock %08lX EXCL %08lX\n",
345 &pFcb->NPFcb->Specific.File.ExtentsResource,
346 PsGetCurrentThread());
348 AFSReleaseResource( &pObjectInfo->Fcb->NPFcb->Specific.File.ExtentsResource);
351 // Before telling the server about the deleted file, tear down all extents for
355 AFSTearDownFcbExtents( pFcb);
357 ntStatus = STATUS_SUCCESS;
359 ulNotificationFlags |= AFS_REQUEST_FLAG_FILE_DELETED;
362 // Push the request to the service
365 ntStatus = AFSProcessRequest( AFS_REQUEST_TYPE_CLEANUP_PROCESSING,
366 ulNotificationFlags | AFS_REQUEST_FLAG_SYNCHRONOUS,
368 &pCcb->DirectoryCB->NameInformation.FileName,
369 &pObjectInfo->FileId,
371 sizeof( AFSFileCleanupCB),
375 if( !NT_SUCCESS( ntStatus) &&
376 ntStatus != STATUS_OBJECT_NAME_NOT_FOUND)
379 AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
380 AFS_TRACE_LEVEL_ERROR,
381 "AFSCleanup Failed to notify service of deleted file %wZ Status %08lX\n",
385 ntStatus = STATUS_SUCCESS;
387 ClearFlag( pCcb->DirectoryCB->Flags, AFS_DIR_ENTRY_PENDING_DELETE);
392 ntStatus = STATUS_SUCCESS;
394 AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
395 AFS_TRACE_LEVEL_VERBOSE,
396 "AFSCleanup Setting DELETE flag in file %wZ Dir Entry %p\n",
400 SetFlag( pCcb->DirectoryCB->Flags, AFS_DIR_ENTRY_DELETED);
402 ASSERT( pObjectInfo->ParentObjectInformation != NULL);
404 AFSFsRtlNotifyFullReportChange( pObjectInfo->ParentObjectInformation,
406 (ULONG)FILE_NOTIFY_CHANGE_FILE_NAME,
407 (ULONG)FILE_ACTION_REMOVED);
410 // Now that the service has the entry has deleted we need to remove it from the parent
411 // tree so another lookup on the node will fail
414 if( !BooleanFlagOn( pCcb->DirectoryCB->Flags, AFS_DIR_ENTRY_NOT_IN_PARENT_TREE))
417 AFSAcquireExcl( pObjectInfo->ParentObjectInformation->Specific.Directory.DirectoryNodeHdr.TreeLock,
420 AFSRemoveNameEntry( pObjectInfo->ParentObjectInformation,
423 AFSReleaseResource( pObjectInfo->ParentObjectInformation->Specific.Directory.DirectoryNodeHdr.TreeLock);
430 if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_FILE_MODIFIED))
433 ULONG ulNotifyFilter = 0;
435 ClearFlag( pFcb->Flags, AFS_FCB_FLAG_FILE_MODIFIED);
437 ulNotifyFilter |= (FILE_NOTIFY_CHANGE_ATTRIBUTES);
439 AFSFsRtlNotifyFullReportChange( pObjectInfo->ParentObjectInformation,
441 (ULONG)ulNotifyFilter,
442 (ULONG)FILE_ACTION_MODIFIED);
446 // Flush out any dirty pages on every handle close to reduce strain on the afs cache
449 if( CcIsFileCached( pIrpSp->FileObject))
455 CcFlushCache( &pFcb->NPFcb->SectionObjectPointers,
460 if( !NT_SUCCESS( stIoSB.Status))
463 AFSDbgLogMsg( AFS_SUBSYSTEM_IO_PROCESSING,
464 AFS_TRACE_LEVEL_ERROR,
465 "AFSCleanup CcFlushCache failure %wZ FID %08lX-%08lX-%08lX-%08lX Status 0x%08lX Bytes 0x%08lX\n",
467 pObjectInfo->FileId.Cell,
468 pObjectInfo->FileId.Volume,
469 pObjectInfo->FileId.Vnode,
470 pObjectInfo->FileId.Unique,
474 ntStatus = stIoSB.Status;
477 __except( EXCEPTION_EXECUTE_HANDLER)
480 ntStatus = GetExceptionCode();
485 // Attempt to flush any dirty extents to the server. This may be a little
486 // aggressive, to flush whenever the handle is closed, but it ensures
490 if( pFcb->Specific.File.ExtentsDirtyCount)
493 AFSFlushExtents( pFcb);
496 if( pFcb->OpenHandleCount == 0)
500 // Wait for any outstanding queued flushes to complete
503 AFSWaitOnQueuedFlushes( pFcb);
505 ulNotificationFlags |= AFS_REQUEST_FLAG_FLUSH_FILE;
509 // Push the request to the service
512 AFSProcessRequest( AFS_REQUEST_TYPE_CLEANUP_PROCESSING,
513 ulNotificationFlags | AFS_REQUEST_FLAG_SYNCHRONOUS,
515 &pCcb->DirectoryCB->NameInformation.FileName,
516 &pObjectInfo->FileId,
518 sizeof( AFSFileCleanupCB),
524 // Remove the share access at this time since we may not get the close for sometime on this FO.
527 IoRemoveShareAccess( pFileObject,
531 // We don't need the name array after the user closes the handle on the file
534 if( pCcb->NameArray != NULL)
537 AFSFreeNameArray( pCcb->NameArray);
539 pCcb->NameArray = NULL;
543 // Decrement the open child handle count
546 if( pObjectInfo->ParentObjectInformation != NULL)
549 ASSERT( pObjectInfo->ParentObjectInformation->Specific.Directory.ChildOpenHandleCount > 0);
551 InterlockedDecrement( &pObjectInfo->ParentObjectInformation->Specific.Directory.ChildOpenHandleCount);
553 AFSDbgLogMsg( AFS_SUBSYSTEM_FCB_REF_COUNTING,
554 AFS_TRACE_LEVEL_VERBOSE,
555 "AFSCleanup (File) Decrement child open handle count on Parent object %08lX Cnt %d\n",
556 pObjectInfo->ParentObjectInformation,
557 pObjectInfo->ParentObjectInformation->Specific.Directory.ChildOpenHandleCount);
561 // And finally, release the Fcb if we acquired it.
564 AFSReleaseResource( &pFcb->NPFcb->Resource);
570 // Root or directory node
577 // Set the root Fcb to this node
583 // Fall through to below
587 case AFS_DIRECTORY_FCB:
591 // We may be performing some cleanup on the Fcb so grab it exclusive to ensure no collisions
594 AFSDbgLogMsg( AFS_SUBSYSTEM_LOCK_PROCESSING,
595 AFS_TRACE_LEVEL_VERBOSE,
596 "AFSCleanup Acquiring Dcb lock %08lX EXCL %08lX\n",
597 &pFcb->NPFcb->Resource,
598 PsGetCurrentThread());
600 AFSAcquireExcl( &pFcb->NPFcb->Resource,
604 // Perform some final common processing
607 ASSERT( pFcb->OpenHandleCount != 0);
609 InterlockedDecrement( &pFcb->OpenHandleCount);
611 AFSDbgLogMsg( AFS_SUBSYSTEM_FCB_REF_COUNTING,
612 AFS_TRACE_LEVEL_VERBOSE,
613 "AFSCleanup (Dir) Decrement handle count on Fcb %08lX Cnt %d\n",
615 pFcb->OpenHandleCount);
617 if( pFcb->ObjectInformation->ParentObjectInformation != NULL)
620 stFileCleanup.ParentId = pFcb->ObjectInformation->ParentObjectInformation->FileId;
623 stFileCleanup.LastAccessTime = pObjectInfo->LastAccessTime;
625 if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_FILE_MODIFIED))
628 stFileCleanup.FileAttributes = pObjectInfo->FileAttributes;
630 if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_UPDATE_CREATE_TIME))
633 stFileCleanup.CreateTime = pObjectInfo->CreationTime;
635 ClearFlag( pFcb->Flags, AFS_FCB_FLAG_UPDATE_CREATE_TIME);
638 if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_UPDATE_CHANGE_TIME))
641 stFileCleanup.ChangeTime = pObjectInfo->ChangeTime;
643 ClearFlag( pFcb->Flags, AFS_FCB_FLAG_UPDATE_CHANGE_TIME);
646 if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_UPDATE_ACCESS_TIME))
649 stFileCleanup.LastAccessTime = pObjectInfo->LastAccessTime;
651 ClearFlag( pFcb->Flags, AFS_FCB_FLAG_UPDATE_ACCESS_TIME);
656 // If the count has dropped to zero and there is a pending delete
657 // then delete the node
660 if( pFcb->OpenHandleCount == 0 &&
661 BooleanFlagOn( pCcb->DirectoryCB->Flags, AFS_DIR_ENTRY_PENDING_DELETE))
665 // Try to notify the service about the delete
668 ulNotificationFlags |= AFS_REQUEST_FLAG_FILE_DELETED;
671 // Push the request to the service
674 ntStatus = AFSProcessRequest( AFS_REQUEST_TYPE_CLEANUP_PROCESSING,
675 ulNotificationFlags | AFS_REQUEST_FLAG_SYNCHRONOUS,
677 &pCcb->DirectoryCB->NameInformation.FileName,
678 &pObjectInfo->FileId,
680 sizeof( AFSFileCleanupCB),
684 if( !NT_SUCCESS( ntStatus) &&
685 ntStatus != STATUS_OBJECT_NAME_NOT_FOUND)
688 AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
689 AFS_TRACE_LEVEL_ERROR,
690 "AFSCleanup Failed to notify service of deleted directory %wZ Status %08lX\n",
694 ntStatus = STATUS_SUCCESS;
696 ClearFlag( pCcb->DirectoryCB->Flags, AFS_DIR_ENTRY_PENDING_DELETE);
701 ntStatus = STATUS_SUCCESS;
703 AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
704 AFS_TRACE_LEVEL_VERBOSE,
705 "AFSCleanup Setting DELETE flag in directory %wZ Dir Entry %p\n",
709 SetFlag( pCcb->DirectoryCB->Flags, AFS_DIR_ENTRY_DELETED);
711 ASSERT( pObjectInfo->ParentObjectInformation != NULL);
713 AFSFsRtlNotifyFullReportChange( pObjectInfo->ParentObjectInformation,
715 (ULONG)FILE_NOTIFY_CHANGE_FILE_NAME,
716 (ULONG)FILE_ACTION_REMOVED);
719 // Now that the service has the entry has deleted we need to remove it from the parent
720 // tree so another lookup on the node will fail
723 if( !BooleanFlagOn( pCcb->DirectoryCB->Flags, AFS_DIR_ENTRY_NOT_IN_PARENT_TREE))
726 AFSAcquireExcl( pObjectInfo->ParentObjectInformation->Specific.Directory.DirectoryNodeHdr.TreeLock,
729 AFSRemoveNameEntry( pObjectInfo->ParentObjectInformation,
732 AFSReleaseResource( pObjectInfo->ParentObjectInformation->Specific.Directory.DirectoryNodeHdr.TreeLock);
738 // If there have been any updates to the node then push it to
745 if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_FILE_MODIFIED))
748 ULONG ulNotifyFilter = 0;
750 ClearFlag( pFcb->Flags, AFS_FCB_FLAG_FILE_MODIFIED);
752 if( pObjectInfo->ParentObjectInformation != NULL)
755 ulNotifyFilter |= (FILE_NOTIFY_CHANGE_ATTRIBUTES);
757 AFSFsRtlNotifyFullReportChange( pObjectInfo->ParentObjectInformation,
759 (ULONG)ulNotifyFilter,
760 (ULONG)FILE_ACTION_MODIFIED);
764 AFSProcessRequest( AFS_REQUEST_TYPE_CLEANUP_PROCESSING,
765 ulNotificationFlags | AFS_REQUEST_FLAG_SYNCHRONOUS,
767 &pCcb->DirectoryCB->NameInformation.FileName,
768 &pObjectInfo->FileId,
770 sizeof( AFSFileCleanupCB),
776 // Release the notification for this directory if there is one
779 FsRtlNotifyCleanup( pControlDeviceExt->Specific.Control.NotifySync,
780 &pControlDeviceExt->Specific.Control.DirNotifyList,
784 // Remove the share access at this time since we may not get the close for sometime on this FO.
787 IoRemoveShareAccess( pFileObject,
791 // We don't need the name array after the user closes the handle on the file
794 if( pCcb->NameArray != NULL)
797 AFSFreeNameArray( pCcb->NameArray);
799 pCcb->NameArray = NULL;
803 // Decrement the open child handle count
806 if( pObjectInfo->ParentObjectInformation != NULL)
809 ASSERT( pObjectInfo->ParentObjectInformation->Specific.Directory.ChildOpenHandleCount > 0);
811 InterlockedDecrement( &pObjectInfo->ParentObjectInformation->Specific.Directory.ChildOpenHandleCount);
813 AFSDbgLogMsg( AFS_SUBSYSTEM_FCB_REF_COUNTING,
814 AFS_TRACE_LEVEL_VERBOSE,
815 "AFSCleanup (Dir) Decrement child open handle count on Parent object %08lX Cnt %d\n",
816 pObjectInfo->ParentObjectInformation,
817 pObjectInfo->ParentObjectInformation->Specific.Directory.ChildOpenHandleCount);
821 // And finally, release the Fcb if we acquired it.
824 AFSReleaseResource( &pFcb->NPFcb->Resource);
829 case AFS_SYMBOLIC_LINK_FCB:
830 case AFS_MOUNT_POINT_FCB:
831 case AFS_DFS_LINK_FCB:
835 // We may be performing some cleanup on the Fcb so grab it exclusive to ensure no collisions
838 AFSDbgLogMsg( AFS_SUBSYSTEM_LOCK_PROCESSING,
839 AFS_TRACE_LEVEL_VERBOSE,
840 "AFSCleanup (MP/SL) Acquiring Dcb lock %08lX EXCL %08lX\n",
841 &pFcb->NPFcb->Resource,
842 PsGetCurrentThread());
844 AFSAcquireExcl( &pFcb->NPFcb->Resource,
848 // Perform some final common processing
851 ASSERT( pFcb->OpenHandleCount != 0);
853 InterlockedDecrement( &pFcb->OpenHandleCount);
855 AFSDbgLogMsg( AFS_SUBSYSTEM_FCB_REF_COUNTING,
856 AFS_TRACE_LEVEL_VERBOSE,
857 "AFSCleanup (MP/SL) Decrement handle count on Fcb %08lX Cnt %d\n",
859 pFcb->OpenHandleCount);
861 if( pFcb->ObjectInformation->ParentObjectInformation != NULL)
864 stFileCleanup.ParentId = pFcb->ObjectInformation->ParentObjectInformation->FileId;
867 stFileCleanup.LastAccessTime = pObjectInfo->LastAccessTime;
869 if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_FILE_MODIFIED))
872 stFileCleanup.FileAttributes = pObjectInfo->FileAttributes;
874 if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_UPDATE_CREATE_TIME))
877 stFileCleanup.CreateTime = pObjectInfo->CreationTime;
879 ClearFlag( pFcb->Flags, AFS_FCB_FLAG_UPDATE_CREATE_TIME);
882 if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_UPDATE_CHANGE_TIME))
885 stFileCleanup.ChangeTime = pObjectInfo->ChangeTime;
887 ClearFlag( pFcb->Flags, AFS_FCB_FLAG_UPDATE_CHANGE_TIME);
890 if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_UPDATE_ACCESS_TIME))
893 stFileCleanup.LastAccessTime = pObjectInfo->LastAccessTime;
895 ClearFlag( pFcb->Flags, AFS_FCB_FLAG_UPDATE_ACCESS_TIME);
900 // If the count has dropped to zero and there is a pending delete
901 // then delete the node
904 if( pFcb->OpenHandleCount == 0 &&
905 BooleanFlagOn( pCcb->DirectoryCB->Flags, AFS_DIR_ENTRY_PENDING_DELETE))
909 // Try to notify the service about the delete
912 ulNotificationFlags |= AFS_REQUEST_FLAG_FILE_DELETED;
915 // Push the request to the service
918 ntStatus = AFSProcessRequest( AFS_REQUEST_TYPE_CLEANUP_PROCESSING,
919 ulNotificationFlags | AFS_REQUEST_FLAG_SYNCHRONOUS,
921 &pCcb->DirectoryCB->NameInformation.FileName,
922 &pObjectInfo->FileId,
924 sizeof( AFSFileCleanupCB),
928 if( !NT_SUCCESS( ntStatus) &&
929 ntStatus != STATUS_OBJECT_NAME_NOT_FOUND)
932 AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
933 AFS_TRACE_LEVEL_ERROR,
934 "AFSCleanup Failed to notify service of deleted MP/SL %wZ Status %08lX\n",
938 ntStatus = STATUS_SUCCESS;
940 ClearFlag( pCcb->DirectoryCB->Flags, AFS_DIR_ENTRY_PENDING_DELETE);
945 ntStatus = STATUS_SUCCESS;
947 AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
948 AFS_TRACE_LEVEL_VERBOSE,
949 "AFSCleanup Setting DELETE flag in MP/SL %wZ Dir Entry %p\n",
953 SetFlag( pCcb->DirectoryCB->Flags, AFS_DIR_ENTRY_DELETED);
955 ASSERT( pObjectInfo->ParentObjectInformation != NULL);
957 AFSFsRtlNotifyFullReportChange( pObjectInfo->ParentObjectInformation,
959 (ULONG)FILE_NOTIFY_CHANGE_FILE_NAME,
960 (ULONG)FILE_ACTION_REMOVED);
963 // Now that the service has the entry has deleted we need to remove it from the parent
964 // tree so another lookup on the node will fail
967 if( !BooleanFlagOn( pCcb->DirectoryCB->Flags, AFS_DIR_ENTRY_NOT_IN_PARENT_TREE))
970 AFSAcquireExcl( pObjectInfo->ParentObjectInformation->Specific.Directory.DirectoryNodeHdr.TreeLock,
973 AFSRemoveNameEntry( pObjectInfo->ParentObjectInformation,
976 AFSReleaseResource( pObjectInfo->ParentObjectInformation->Specific.Directory.DirectoryNodeHdr.TreeLock);
982 // If there have been any updates to the node then push it to
989 if( BooleanFlagOn( pFcb->Flags, AFS_FCB_FLAG_FILE_MODIFIED))
992 ULONG ulNotifyFilter = 0;
994 ClearFlag( pFcb->Flags, AFS_FCB_FLAG_FILE_MODIFIED);
996 if( pObjectInfo->ParentObjectInformation != NULL)
999 ulNotifyFilter |= (FILE_NOTIFY_CHANGE_ATTRIBUTES);
1001 AFSFsRtlNotifyFullReportChange( pObjectInfo->ParentObjectInformation,
1003 (ULONG)ulNotifyFilter,
1004 (ULONG)FILE_ACTION_MODIFIED);
1008 AFSProcessRequest( AFS_REQUEST_TYPE_CLEANUP_PROCESSING,
1009 ulNotificationFlags | AFS_REQUEST_FLAG_SYNCHRONOUS,
1011 &pCcb->DirectoryCB->NameInformation.FileName,
1012 &pObjectInfo->FileId,
1014 sizeof( AFSFileCleanupCB),
1020 // Remove the share access at this time since we may not get the close for sometime on this FO.
1023 IoRemoveShareAccess( pFileObject,
1024 &pFcb->ShareAccess);
1027 // We don't need the name array after the user closes the handle on the file
1030 if( pCcb->NameArray != NULL)
1033 AFSFreeNameArray( pCcb->NameArray);
1035 pCcb->NameArray = NULL;
1039 // Decrement the open child handle count
1042 if( pObjectInfo->ParentObjectInformation != NULL)
1045 ASSERT( pObjectInfo->ParentObjectInformation->Specific.Directory.ChildOpenHandleCount > 0);
1047 InterlockedDecrement( &pObjectInfo->ParentObjectInformation->Specific.Directory.ChildOpenHandleCount);
1049 AFSDbgLogMsg( AFS_SUBSYSTEM_FCB_REF_COUNTING,
1050 AFS_TRACE_LEVEL_VERBOSE,
1051 "AFSCleanup (MP/SL) Decrement child open handle count on Parent object %08lX Cnt %d\n",
1052 pObjectInfo->ParentObjectInformation,
1053 pObjectInfo->ParentObjectInformation->Specific.Directory.ChildOpenHandleCount);
1057 // And finally, release the Fcb if we acquired it.
1060 AFSReleaseResource( &pFcb->NPFcb->Resource);
1065 case AFS_SPECIAL_SHARE_FCB:
1068 AFSDbgLogMsg( AFS_SUBSYSTEM_LOCK_PROCESSING,
1069 AFS_TRACE_LEVEL_VERBOSE,
1070 "AFSCleanup Acquiring SPECIAL SHARE lock %08lX EXCL %08lX\n",
1071 &pFcb->NPFcb->Resource,
1072 PsGetCurrentThread());
1074 AFSAcquireExcl( &pFcb->NPFcb->Resource,
1077 ASSERT( pFcb->OpenHandleCount != 0);
1079 InterlockedDecrement( &pFcb->OpenHandleCount);
1081 AFSDbgLogMsg( AFS_SUBSYSTEM_FCB_REF_COUNTING,
1082 AFS_TRACE_LEVEL_VERBOSE,
1083 "AFSCleanup (Share) Decrement handle count on Fcb %08lX Cnt %d\n",
1085 pFcb->OpenHandleCount);
1088 // Decrement the open child handle count
1091 if( pObjectInfo->ParentObjectInformation != NULL &&
1092 pObjectInfo->ParentObjectInformation->Specific.Directory.ChildOpenHandleCount > 0)
1095 InterlockedDecrement( &pObjectInfo->ParentObjectInformation->Specific.Directory.ChildOpenHandleCount);
1097 AFSDbgLogMsg( AFS_SUBSYSTEM_FCB_REF_COUNTING,
1098 AFS_TRACE_LEVEL_VERBOSE,
1099 "AFSCleanup (Share) Decrement child open handle count on Parent object %08lX Cnt %d\n",
1100 pObjectInfo->ParentObjectInformation,
1101 pObjectInfo->ParentObjectInformation->Specific.Directory.ChildOpenHandleCount);
1105 // And finally, release the Fcb if we acquired it.
1108 AFSReleaseResource( &pFcb->NPFcb->Resource);
1115 AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
1116 AFS_TRACE_LEVEL_WARNING,
1117 "AFSCleanup Processing unknown node type %d\n",
1118 pFcb->Header.NodeTypeCode);
1126 if( pFileObject != NULL)
1130 // Setup the fileobject flags to indicate cleanup is complete.
1133 SetFlag( pFileObject->Flags, FO_CLEANUP_COMPLETE);
1137 // Complete the request
1140 AFSCompleteRequest( Irp, ntStatus);
1142 __except( AFSExceptionFilter( GetExceptionCode(), GetExceptionInformation()) )
1147 "EXCEPTION - AFSCleanup\n");