MiIdentifyPfnWrapper

VOID __stdcall MiIdentifyPfnWrapper(_MMPFN *Pfn1, _MMPFN_IDENTITY *Identity){
  unsigned __int8 CurrentIrql; 
  UINT64 SpinCount; 

  CurrentIrql = KeGetCurrentIrql();
  __writecr8(2ui64);
  LODWORD(SpinCount) = 0;
  while( _interlockedbittestandset64((volatile signed __int32 *)&Pfn1->u2, 0x3Fui64) )
  {
    do
      KeYieldProcessorEx(&SpinCount);
    while( Pfn1->u2._bf_0 < 0 );
  }
  MiIdentifyPfn(Pfn1, Identity);
  _InterlockedAnd64(&Pfn1->u2.Lock, 0x7FFFFFFFFFFFFFFFui64);
  __writecr8(CurrentIrql);
}

Referenced by:

MiLogAllocateWsleEvent
MiQueryLeafPte
MmIdentifyPhysicalMemory
MmRelocatePfnList
PfpPfnPrioRequest