MiContractWsSwapPageFileWorker

void __fastcall MiContractWsSwapPageFileWorker(void *Context){
  unsigned int v2; 
  _ETHREAD *CurrentThread; 
  __int64 v4; 
  __int64 v5; 
  char v6; 
  _ETHREAD *v7; 
  unsigned int SessionId; 
  char v9; 
  int v10; 
  bool v11; 
  __int64 v12; 
  unsigned __int64 v13; 
  __int64 v14; 
  INT64 result[6]; 
  __int16 Object; 
  char v17; 
  int v18; 
  __int64 v19[2]; 
  char v20; 
  int v21; 
  v2 = MiWsSwapPageFileNumber((_MI_PARTITION *)Context);
  CurrentThread = (_ETHREAD *)KeGetCurrentThread();
  v5 = *(_QWORD *)(v4 + 8i64 * v2 + 6944);
  memset((INT64)result, 0i64);
  result[3] = (INT64)Context;
  result[4] = -1i64;
  v6 = *(_BYTE *)(v5 + 204) & 0xF;
  result[5] = 0x10000i64;
  v20 = v6;
  v19[1] = (__int64)v19;
  v19[0] = (__int64)v19;
  Object = 0;
  v17 = 6;
  v18 = 0;
  --*((_WORD *)CurrentThread + 243);
  ExAcquirePushLockExclusiveEx((UINT64)Context + 1128, 0i64);
  MiQueuePageFileExtension((_MMPAGE_FILE_EXPANSION *)result, 1ui64);
  KeWaitForSingleObject(&Object, Executive, 0, 0, 0i64);
  if( (_InterlockedExchangeAdd64((volatile signed __int64 *)Context + 141, 0xFFFFFFFFFFFFFFFFui64) & 6) == 2 )
    ExfTryToWakePushLock((volatile INT64 *)Context + 141);
  v21 = 0;
  v7 = (_ETHREAD *)KeGetCurrentThread();
  if( (unsigned int)MiGetSystemRegionType((UINT64)Context + 1128) == 1 )
    SessionId = MmGetSessionIdEx(*((_QWORD *)v7 + 23));
  else
    SessionId = -1;
  --*((_WORD *)v7 + 243);
  v9 = ++*((_BYTE *)v7 + 794);
  v10 = (*((char *)v7 + 792) | *((char *)v7 + 870)) ^ 0x3F;
  while( 1 )
  {
    v11 = !_BitScanReverse((unsigned int *)&v12, v10);
    if( v11 )
      break;
    v13 = *((_QWORD *)v7 + 100) + 96 * v12;
    v10 &= ~(1 << v12);
    if( (*(_BYTE *)(v13 + 26) & 1) != 0
      && (*(_DWORD *)(v13 + 32) & 1) == 0
      && (*(_QWORD *)(v13 + 32) & 0x7FFFFFFFFFFFFFFCi64) == (((unsigned __int64)Context + 1128) & 0x7FFFFFFFFFFFFFFCi64)
      && *(_DWORD *)(v13 + 40) == SessionId )
    {
      *(_BYTE *)(v13 + 26) &= ~1u;
      if( *(_QWORD *)(v13 + 32) )
      {
        if( v13 )
        {
          *(_BYTE *)(v13 + 32) |= 2u;
          if( *(__int64 *)(v13 + 32) < 0 )
            KiAbEntryRemoveFromTree(v13);
          v21 = *(_DWORD *)(v13 + 88) & 0x1FFFF;
          *(_DWORD *)(v13 + 88) &= 0xFFFE0000;
          *(_BYTE *)(v13 + 25) &= ~1u;
          *(_QWORD *)(v13 + 32) = 0i64;
          v14 = (__int64)(v13 - *((_QWORD *)v7 + 100)) / 96;
          if( v9 == 1 )
            *((_BYTE *)v7 + 792) |= 1 << v14;
          else
            _InterlockedOr8((volatile signed __int8 *)v7 + 870, 1 << v14);
          goto LABEL_19;
        }
        break;
      }
    }
  }
  if( (*((_DWORD *)v7 + 30) & 0x10000) == 0 )
    KeBugCheckEx(0x162u, (ULONG_PTR)v7, (ULONG_PTR)Context + 1128, SessionId, 0i64);
LABEL_19:
  --*((_BYTE *)v7 + 794);
  KiAbThreadRemoveBoosts((ULONG_PTR)v7, (__int64)Context + 1128, (unsigned int *)&v21);
  v11 = (*((_WORD *)v7 + 243))++ == 0xFFFF;
  if( v11 && *((_ETHREAD **)v7 + 19) != (_ETHREAD *)((char *)v7 + 152) )
    KiCheckForKernelApcDelivery();
  KiLeaveGuardedRegionUnsafe((__int64)CurrentThread);
  _InterlockedExchange((volatile __int32 *)Context + 280, 0);
  PsDereferencePartition(*((_QWORD *)Context + 22));
}

Referenced by: