typedef struct _CM_RM
{
     LIST_ENTRY RmListEntry;
     LIST_ENTRY TransactionListHead;
     PVOID TmHandle;
     PVOID Tm;
     PVOID RmHandle;
     PVOID KtmRm;
     ULONG RefCount;
     ULONG ContainerNum;
     UINT64 ContainerSize;
     PCMHIVE CmHive;
     PVOID LogFileObject;
     PVOID MarshallingContext;
     ULONG RmFlags;
     LONG LogStartStatus1;
     LONG LogStartStatus2;
     UINT64 BaseLsn;
     PERESOURCE RmLock;
} CM_RM, *PCM_RM;

Windows Vista Kernel Structures