[tfaber] 55410: [RTL] - Work around Wine's misuse of critical section debug flags. Hopefully fixes KVM

Author: tfaber
Date: Sat Feb  4 13:47:16 2012
New Revision: 55410

URL: http://svn.reactos.org/svn/reactos?rev=55410&view=rev
Log:
[RTL]
- Work around Wine's misuse of critical section debug flags. Hopefully fixes KVM

Modified:
    trunk/reactos/lib/rtl/critical.c

Modified: trunk/reactos/lib/rtl/critical.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/lib/rtl/critical.c?rev=5541...
==============================================================================
--- trunk/reactos/lib/rtl/critical.c [iso-8859-1] (original)
+++ trunk/reactos/lib/rtl/critical.c [iso-8859-1] Sat Feb  4 13:47:16 2012
@@ -200,7 +200,7 @@
         DPRINT1("Signaling Failed for: %p, %p, 0x%08lx\n",
                 CriticalSection,
                 CriticalSection->LockSemaphore,
-		Status);
+                Status);
         RtlRaiseStatus(Status);
     }
 }
@@ -316,7 +316,7 @@
                NtCurrentTeb()->ClientId.UniqueProcess);
         RtlpDebugInfoFreeList[EntryId] = FALSE;

-    } else {
+    } else if (!DebugInfo->Flags) {

/* It's a dynamic one, so free from the heap */
         DPRINT("Freeing from Heap: %p inside Process: %p\n",
@@ -324,6 +324,13 @@
                NtCurrentTeb()->ClientId.UniqueProcess);
         RtlFreeHeap(NtCurrentPeb()->ProcessHeap, 0, DebugInfo);

+    } else {
+
+        /* Wine stores a section name pointer in the Flags member */
+        DPRINT("Assuming static: %p inside Process: %p\n",
+               DebugInfo,
+               NtCurrentTeb()->ClientId.UniqueProcess);
+
     }
 }

@@ -365,7 +372,9 @@
     {
         /* Remove it from the list */
         RemoveEntryList(&CriticalSection->DebugInfo->ProcessLocksList);
+#if 0 /* We need to preserve Flags for RtlpFreeDebugInfo */
         RtlZeroMemory(CriticalSection->DebugInfo, sizeof(RTL_CRITICAL_SECTION_DEBUG));
+#endif
     }

/* Unprotect */
@@ -546,6 +555,7 @@
     CritcalSectionDebugData->ContentionCount = 0;
     CritcalSectionDebugData->EntryCount = 0;
     CritcalSectionDebugData->CriticalSection = CriticalSection;
+    CritcalSectionDebugData->Flags = 0;
     CriticalSection->DebugInfo = CritcalSectionDebugData;

/*