ExpAeThresholdInitialization

UINT8 __fastcall ExpAeThresholdInitialization(){
  unsigned __int64 v0; 
  unsigned __int64 v1; 
  unsigned __int8 CurrentIrql; 
  __int64 v3; 
  unsigned __int64 v4; 
  unsigned int v5; 
  char v6; 
  unsigned __int64 v7; 
  int v8; 
  unsigned int v10; 
  int v11[16]; 
  v0 = (unsigned __int64)v11 & 0xFFFFFFFFFFFFFFC0ui64;
  *(_DWORD *)((unsigned __int64)v11 & 0xFFFFFFFFFFFFFFC0ui64) = 0;
  memset(((unsigned __int64)v11 & 0xFFFFFFFFFFFFFFC0ui64) + 64, 0i64);
  v1 = 0i64;
  CurrentIrql = KeGetCurrentIrql();
  __writecr8(2ui64);
  do
    v1 += ExpAeMeasureContention((INT64 *)(v0 + 64));
  while( v3 != 1 );
  __writecr8(CurrentIrql);
  v4 = v1 >> 10;
  KeGenericCallDpc((PKDEFERRED_ROUTINE)ExpAeThresholdInitWorker, (PVOID)(v0 + 64));
  if( *(_QWORD *)(((unsigned __int64)v11 & 0xFFFFFFFFFFFFFFC0ui64) + 0xC0)
     / 1024i64
     / (unsigned __int64)*(int *)(((unsigned __int64)v11 & 0xFFFFFFFFFFFFFFC0ui64) + 0xC8) < 4 * v4 )
  {
    v8 = -1;
    ExpAeCycleCountScaler = -1;
    ExpAeCycleCountThreshold = -1;
  }
  else
  {
    if( HIDWORD(v4) )
    {
      _BitScanReverse(&v10, HIDWORD(v4));
      v5 = v10 + 32;
    }
    else
    {
      _BitScanReverse(&v5, v4);
    }
    if( v5 < 2 )
      v6 = 0;
    else
      v6 = v5 - 2;
    ExpAeCycleCountScaler = v6;
    v7 = (v4 + (v4 >> 2)) << 7 >> v6;
    if( v7 > 0xFFFFFFFF )
      LODWORD(v7) = -1;
    v8 = 15728640;
    ExpAeCycleCountThreshold = v7;
  }
  ExpAeSamplingPeriodMask = v8;
  return 1;
}

Referenced by: