[arty] 44226: Fix a rather embarrasing typo. This works a lot better now.

Author: arty
Date: Wed Nov 18 18:14:05 2009
New Revision: 44226
URL: http://svn.reactos.org/svn/reactos?rev=44226&view=rev
Log:
Fix a rather embarrasing typo.  This works a lot better now.
Modified:
    branches/arty-newcc/ntoskrnl/fsrtl/largemcb.c
Modified: branches/arty-newcc/ntoskrnl/fsrtl/largemcb.c
URL:
http://svn.reactos.org/svn/reactos/branches/arty-newcc/ntoskrnl/fsrtl/large…
==============================================================================
--- branches/arty-newcc/ntoskrnl/fsrtl/largemcb.c [iso-8859-1] (original)
+++ branches/arty-newcc/ntoskrnl/fsrtl/largemcb.c [iso-8859-1] Wed Nov 18 18:14:05 2009
@@ -29,6 +29,23 @@
        LIST_ENTRY Sequence;
 } LARGE_MCB_MAPPING_ENTRY, *PLARGE_MCB_MAPPING_ENTRY;
+static VOID McbPrintTree(PBASE_MCB Mcb)
+{
+       PLARGE_MCB_MAPPING_ENTRY Entry;
+       for (Entry = (PLARGE_MCB_MAPPING_ENTRY)
+                        RtlEnumerateGenericTable(Mcb->Mapping, TRUE);
+                Entry;
+                Entry = (PLARGE_MCB_MAPPING_ENTRY)
+                        RtlEnumerateGenericTable(Mcb->Mapping, FALSE))
+       {
+               DPRINT1
+                       ("Vbn %x Lbn %x Count %x\n",
+                        Entry->RunStartVbn.LowPart,
+                        Entry->StartingLbn.LowPart,
+                        Entry->SectorCount.LowPart);
+       }
+}
+
 static PVOID NTAPI McbMappingAllocate(PRTL_GENERIC_TABLE Table, CLONG Bytes)
 {
        PVOID Result;
@@ -45,17 +62,19 @@
 }
 static RTL_GENERIC_COMPARE_RESULTS NTAPI McbMappingCompare
-(RTL_GENERIC_TABLE Table, PVOID PtrA, PVOID PtrB)
+(PRTL_GENERIC_TABLE Table, PVOID PtrA, PVOID PtrB)
 {
        PLARGE_MCB_MAPPING_ENTRY A = PtrA, B = PtrB;
        RTL_GENERIC_COMPARE_RESULTS Result;
+       DPRINT("Starting to compare element %x to element %x\n", PtrA, PtrB);
        Result =
-               (A->RunStartVbn.QuadPart + A->SectorCount.QuadPart <
+               (A->RunStartVbn.QuadPart + A->SectorCount.QuadPart <=
                 B->RunStartVbn.QuadPart) ? GenericLessThan :
-               (A->RunStartVbn.QuadPart >
+               (A->RunStartVbn.QuadPart >=
                 B->RunStartVbn.QuadPart + B->SectorCount.QuadPart) ?
                GenericGreaterThan : GenericEqual;
-       DPRINT("Compare: %x:%x to %x:%x => %d\n",
+       DPRINT("Compare(%x:%x): %x:%x to %x:%x => %d\n",
+                  A,B,
                   A->RunStartVbn.LowPart, A->SectorCount.LowPart,
                   B->RunStartVbn.LowPart, B->SectorCount.LowPart,
                   Result);
@@ -77,6 +96,8 @@
        LARGE_MCB_MAPPING_ENTRY Node;
        PLARGE_MCB_MAPPING_ENTRY Existing = NULL;
        BOOLEAN NewElement = FALSE;
+
+       McbPrintTree(Mcb);
        Node.RunStartVbn.QuadPart = Vbn;
        Node.StartingLbn.QuadPart = Lbn;
@@ -139,6 +160,7 @@
        }
        DPRINT("!!Existing %d\n", !!Existing);
+       McbPrintTree(Mcb);
        return !!Existing;
 }
@@ -392,7 +414,7 @@
                                      Index);
     KeReleaseGuardedMutex(Mcb->GuardedMutex);
-       DPRINT("Done %d\n", Result);
+       DPRINT("Done %d (%x)\n", Result, Lbn ? (ULONG)*Lbn : 0);
     return Result;
 }