MiDereferenceCombineBlock

VOID __fastcall MiDereferenceCombineBlock(INT64 *a1, _QWORD *a2){
  INT64 v2; 
  if( a2 )
  {
    if( a2[3] )
    {
      MiDecrementCombinedPte(0i64, (_MMPTE *)(a2 + 6));
    }
    else
    {
      v2 = *a1;
      if( *(INT64 **)(*a1 + 8) != a1 )
        __fastfail(3u);
      *a2 = v2;
      a2[1] = a1;
      *(_QWORD *)(v2 + 8) = a2;
      *a1 = (INT64)a2;
    }
  }
}

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