EtwpBufferingModeCompressionFlush

char __fastcall EtwpBufferingModeCompressionFlush(__int64 a1){
  _QWORD *v1; 
  __int64 v3; 
  UINT64 v4; 
  _ETHREAD *CurrentThread; 
  unsigned int SessionId; 
  char v7; 
  int v8; 
  unsigned __int64 v9; 
  bool v10; 
  __int64 v11; 
  int v12; 
  unsigned int v13; 
  __int64 v14; 
  int v16; 
  LODWORD(v1) = *(_DWORD *)(a1 + 1152);
  if( (_DWORD)v1 )
  {
    EtwpCompressPendingBuffers(a1);
    v3 = a1 + 1128;
    ExAcquirePushLockExclusiveEx(a1 + 1128, 0i64);
    EtwpRelinquishCompressionTarget(a1);
    if( (_InterlockedExchangeAdd64((volatile signed __int64 *)(a1 + 1128), 0xFFFFFFFFFFFFFFFFui64) & 6) == 2 )
      ExfTryToWakePushLock((volatile INT64 *)(a1 + 1128));
    v16 = 0;
    v4 = a1 + 1128;
    CurrentThread = (_ETHREAD *)KeGetCurrentThread();
    if( (unsigned int)MiGetSystemRegionType(v4) == 1 )
      SessionId = MmGetSessionIdEx(*((_QWORD *)CurrentThread + 23));
    else
      SessionId = -1;
    --*((_WORD *)CurrentThread + 243);
    v7 = ++*((_BYTE *)CurrentThread + 794);
    v8 = (*((char *)CurrentThread + 792) | *((char *)CurrentThread + 870)) ^ 0x3F;
    while( 1 )
    {
      v10 = !_BitScanReverse((unsigned int *)&v11, v8);
      if( v10 )
        goto LABEL_14;
      v9 = *((_QWORD *)CurrentThread + 100) + 96 * v11;
      v8 &= ~(1 << v11);
      if( (*(_BYTE *)(v9 + 26) & 1) != 0
        && (*(_DWORD *)(v9 + 32) & 1) == 0
        && (*(_QWORD *)(v9 + 32) & 0x7FFFFFFFFFFFFFFCi64) == (v3 & 0x7FFFFFFFFFFFFFFCi64)
        && *(_DWORD *)(v9 + 40) == SessionId )
      {
        *(_BYTE *)(v9 + 26) &= ~1u;
        if( *(_QWORD *)(v9 + 32) )
          break;
      }
    }
    if( !v9 )
    {
LABEL_14:
      if( (*((_DWORD *)CurrentThread + 30) & 0x10000) == 0 )
        KeBugCheckEx(0x162u, (ULONG_PTR)CurrentThread, v3, SessionId, 0i64);
      goto LABEL_21;
    }
    *(_BYTE *)(v9 + 32) |= 2u;
    if( *(__int64 *)(v9 + 32) < 0 )
      KiAbEntryRemoveFromTree(v9);
    v12 = *(_DWORD *)(v9 + 88) & 0x1FFFF;
    v13 = *(_DWORD *)(v9 + 88) & 0xFFFE0000;
    *(_BYTE *)(v9 + 25) &= ~1u;
    v16 = v12;
    *(_DWORD *)(v9 + 88) = v13;
    *(_QWORD *)(v9 + 32) = 0i64;
    v14 = (__int64)(v9 - *((_QWORD *)CurrentThread + 100)) / 96;
    if( v7 == 1 )
      *((_BYTE *)CurrentThread + 792) |= 1 << v14;
    else
      _InterlockedOr8((volatile signed __int8 *)CurrentThread + 870, 1 << v14);
LABEL_21:
    --*((_BYTE *)CurrentThread + 794);
    LOBYTE(v1) = KiAbThreadRemoveBoosts((ULONG_PTR)CurrentThread, v3, (unsigned int *)&v16);
    v10 = (*((_WORD *)CurrentThread + 243))++ == 0xFFFF;
    if( v10 )
    {
      v1 = (_QWORD *)((char *)CurrentThread + 152);
      if( (_QWORD *)*v1 != v1 )
        LOBYTE(v1) = KiCheckForKernelApcDelivery();
    }
  }
  return(char)v1;
}

Referenced by: