ntdll: Add DebugInfo to critical sections.

[Jan Zerebecki]

---
If this patch is rejected from inclusion, please tell me why, as
I would have to ask anyway.

 dlls/ntdll/heap.c |    7 ++++++-
 dlls/ntdll/rtl.c  |    2 ++
 2 files changed, 8 insertions(+), 1 deletions(-)

diff --git a/dlls/ntdll/heap.c b/dlls/ntdll/heap.c
index b758223..a98d601 100644
--- a/dlls/ntdll/heap.c
+++ b/dlls/ntdll/heap.c
@@ -656,7 +656,11 @@ static BOOL HEAP_InitSubHeap( HEAP *heap, LPVOID address, DWORD flags,
             heap->critSection.SpinCount      = 0;
             process_heap_critsect_debug.CriticalSection = &heap->critSection;
         }
-        else RtlInitializeCriticalSection( &heap->critSection );
+        else
+        {
+                RtlInitializeCriticalSection( &heap->critSection );
+                heap->critSection.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": HEAP*->critSection");
+        }
 
         if (flags & HEAP_SHARED)
         {
@@ -1131,6 +1135,7 @@ HANDLE WINAPI RtlDestroyHeap( HANDLE heap )
     list_remove( &heapPtr->entry );
     RtlLeaveCriticalSection( &processHeap->critSection );
 
+    heapPtr->critSection.DebugInfo->Spare[0] = 0;
     RtlDeleteCriticalSection( &heapPtr->critSection );
     subheap = &heapPtr->subheap;
     while (subheap)
diff --git a/dlls/ntdll/rtl.c b/dlls/ntdll/rtl.c
index 7dd4003..3bc0848 100644
--- a/dlls/ntdll/rtl.c
+++ b/dlls/ntdll/rtl.c
@@ -118,6 +118,7 @@ void WINAPI RtlInitializeResource(LPRTL_RWLOCK rwl)
 	rwl->hOwningThreadId = 0;
 	rwl->dwTimeoutBoost = 0; /* no info on this one, default value is 0 */
 	RtlInitializeCriticalSection( &rwl->rtlCS );
+	rwl->rtlCS.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": LPRTL_RWLOCK->rtlCS");
         NtCreateSemaphore( &rwl->hExclusiveReleaseSemaphore, SEMAPHORE_ALL_ACCESS, NULL, 0, 65535 );
         NtCreateSemaphore( &rwl->hSharedReleaseSemaphore, SEMAPHORE_ALL_ACCESS, NULL, 0, 65535 );
     }
@@ -140,6 +141,7 @@ void WINAPI RtlDeleteResource(LPRTL_RWLOCK rwl)
 	NtClose( rwl->hExclusiveReleaseSemaphore );
 	NtClose( rwl->hSharedReleaseSemaphore );
 	RtlLeaveCriticalSection( &rwl->rtlCS );
+	rwl->rtlCS.DebugInfo->Spare[0] = 0;
 	RtlDeleteCriticalSection( &rwl->rtlCS );
     }
 }