diff --git a/reactos/include/ddk/fsfuncs.h b/reactos/include/ddk/fsfuncs.h
index 2cb46211a0d..1ce3f251962 100644
--- a/reactos/include/ddk/fsfuncs.h
+++ b/reactos/include/ddk/fsfuncs.h
@@ -1,6 +1,6 @@
 #ifndef __INCLUDE_DDK_FSFUNCS_H
 #define __INCLUDE_DDK_FSFUNCS_H
-/* $Id: fsfuncs.h,v 1.28 2004/09/11 14:48:56 ekohl Exp $ */
+/* $Id: fsfuncs.h,v 1.29 2004/11/21 16:34:55 navaraf Exp $ */
 #define FlagOn(x,f) ((x) & (f))
 
 #include <ntos/fstypes.h>
@@ -336,11 +336,11 @@ FsRtlInitializeFileLock (
 	);
 
 VOID STDCALL
-FsRtlInitializeLargeMcb(IN PLARGE_MCB Mcb,
+FsRtlInitializeLargeMcb(IN PLARGE_MCB *Mcb,
 			IN POOL_TYPE PoolType);
 
 VOID STDCALL
-FsRtlInitializeMcb (IN PMCB         Mcb,
+FsRtlInitializeMcb (IN PMCB        *Mcb,
 		    IN POOL_TYPE    PoolType);
 
 VOID STDCALL
diff --git a/reactos/ntoskrnl/fs/mcb.c b/reactos/ntoskrnl/fs/mcb.c
index 8514a65e694..e66b0d08e0e 100644
--- a/reactos/ntoskrnl/fs/mcb.c
+++ b/reactos/ntoskrnl/fs/mcb.c
@@ -1,4 +1,4 @@
-/* $Id: mcb.c,v 1.14 2004/08/21 20:36:38 tamlin Exp $
+/* $Id: mcb.c,v 1.15 2004/11/21 16:34:56 navaraf Exp $
  *
  * reactos/ntoskrnl/fs/mcb.c
  *
@@ -92,11 +92,18 @@ FsRtlGetNextMcbEntry (IN PMCB     Mcb,
  * @unimplemented
  */
 VOID STDCALL
-FsRtlInitializeLargeMcb(IN PLARGE_MCB Mcb,
+FsRtlInitializeLargeMcb(IN PLARGE_MCB *Mcb,
 			IN POOL_TYPE PoolType)
 {
-  UNIMPLEMENTED;
-  Mcb->PoolType = PoolType;
+  PLARGE_MCB NewMcb;
+  NewMcb = ExAllocatePool(PagedPool, sizeof(LARGE_MCB));
+  if (NewMcb != NULL)
+    {
+      ExInitializeFastMutex(&NewMcb->FastMutex);
+      NewMcb->PoolType = PoolType;
+      UNIMPLEMENTED;
+    }
+  *Mcb = NewMcb;
 }
 
 /*
@@ -104,10 +111,10 @@ FsRtlInitializeLargeMcb(IN PLARGE_MCB Mcb,
  * @implemented
  */
 VOID STDCALL
-FsRtlInitializeMcb (IN PMCB         Mcb,
+FsRtlInitializeMcb (IN PMCB        *Mcb,
 		    IN POOL_TYPE    PoolType)
 {
-  FsRtlInitializeLargeMcb(& Mcb->LargeMcb, PoolType);
+  FsRtlInitializeLargeMcb((PLARGE_MCB *)Mcb, PoolType);
 }
 
 
diff --git a/reactos/ntoskrnl/ntoskrnl.def b/reactos/ntoskrnl/ntoskrnl.def
index 5c59357d3b2..06351bd3569 100644
--- a/reactos/ntoskrnl/ntoskrnl.def
+++ b/reactos/ntoskrnl/ntoskrnl.def
@@ -1,4 +1,4 @@
-; $Id: ntoskrnl.def,v 1.200 2004/11/12 12:05:27 ekohl Exp $
+; $Id: ntoskrnl.def,v 1.201 2004/11/21 16:34:57 navaraf Exp $
 ;
 ; reactos/ntoskrnl/ntoskrnl.def
 ;
@@ -241,7 +241,7 @@ FsRtlIsTotalDeviceFailure@4
 FsRtlLegalAnsiCharacterArray DATA
 FsRtlLookupLargeMcbEntry@32
 FsRtlLookupLastLargeMcbEntry@12
-FsRtlLookupLastLargeMcbEntryAndInde@16=FsRtlLookupLastLargeMcbEntryAndIndex@16
+FsRtlLookupLastLargeMcbEntryAndIndex@16
 FsRtlLookupLastMcbEntry@12
 FsRtlLookupMcbEntry@20
 FsRtlLookupPerFileObjectContext@12
@@ -282,6 +282,7 @@ FsRtlRemovePerStreamContext@12
 FsRtlResetLargeMcb@8
 FsRtlSplitLargeMcb@20
 FsRtlSyncVolumes@12
+FsRtlTeardownPerStreamContexts@4
 FsRtlTruncateLargeMcb@12
 FsRtlTruncateMcb@8
 FsRtlUninitializeFileLock@4