MiUnlockDynamicMemoryNestedParentExclusive

VOID __stdcall MiUnlockDynamicMemoryNestedParentExclusive(_MI_PARTITION *Partition){
  __int64 v1; 
  _ETHREAD *CurrentThread; 
  unsigned int SessionId; 
  char v4; 
  int v5; 
  unsigned __int64 v6; 
  bool v7; 
  __int64 v8; 
  int v9; 
  unsigned int v10; 
  __int64 v11; 
  int v12; 
  v1 = **(_QWORD **)(*((_QWORD *)Partition + 22) + 56i64) + 192i64;
  if( (_InterlockedExchangeAdd64((volatile signed __int64 *)v1, 0xFFFFFFFFFFFFFFFFui64) & 6) == 2 )
    ExfTryToWakePushLock((volatile INT64 *)v1);
  v12 = 0;
  CurrentThread = (_ETHREAD *)KeGetCurrentThread();
  if( (unsigned int)MiGetSystemRegionType(v1) == 1 )
    SessionId = MmGetSessionIdEx(*((_QWORD *)CurrentThread + 23));
  else
    SessionId = -1;
  --*((_WORD *)CurrentThread + 243);
  v4 = ++*((_BYTE *)CurrentThread + 794);
  v5 = (*((char *)CurrentThread + 792) | *((char *)CurrentThread + 870)) ^ 0x3F;
  while( 1 )
  {
    v7 = !_BitScanReverse((unsigned int *)&v8, v5);
    if( v7 )
      goto LABEL_13;
    v6 = *((_QWORD *)CurrentThread + 100) + 96 * v8;
    v5 &= ~(1 << v8);
    if( (*(_BYTE *)(v6 + 26) & 1) != 0
      && (*(_DWORD *)(v6 + 32) & 1) == 0
      && (*(_QWORD *)(v6 + 32) & 0x7FFFFFFFFFFFFFFCi64) == (v1 & 0x7FFFFFFFFFFFFFFCi64)
      && *(_DWORD *)(v6 + 40) == SessionId )
    {
      *(_BYTE *)(v6 + 26) &= ~1u;
      if( *(_QWORD *)(v6 + 32) )
        break;
    }
  }
  if( !v6 )
  {
LABEL_13:
    if( (*((_DWORD *)CurrentThread + 30) & 0x10000) == 0 )
      KeBugCheckEx(0x162u, (ULONG_PTR)CurrentThread, v1, SessionId, 0i64);
    goto LABEL_20;
  }
  *(_BYTE *)(v6 + 32) |= 2u;
  if( *(__int64 *)(v6 + 32) < 0 )
    KiAbEntryRemoveFromTree(v6);
  v9 = *(_DWORD *)(v6 + 88) & 0x1FFFF;
  v10 = *(_DWORD *)(v6 + 88) & 0xFFFE0000;
  *(_BYTE *)(v6 + 25) &= ~1u;
  v12 = v9;
  *(_DWORD *)(v6 + 88) = v10;
  *(_QWORD *)(v6 + 32) = 0i64;
  v11 = (__int64)(v6 - *((_QWORD *)CurrentThread + 100)) / 96;
  if( v4 == 1 )
    *((_BYTE *)CurrentThread + 792) |= 1 << v11;
  else
    _InterlockedOr8((volatile signed __int8 *)CurrentThread + 870, 1 << v11);
LABEL_20:
  --*((_BYTE *)CurrentThread + 794);
  KiAbThreadRemoveBoosts((ULONG_PTR)CurrentThread, v1, (unsigned int *)&v12);
  v7 = (*((_WORD *)CurrentThread + 243))++ == 0xFFFF;
  if( v7 && *((_ETHREAD **)CurrentThread + 19) != (_ETHREAD *)((char *)CurrentThread + 152) )
    KiCheckForKernelApcDelivery();
}

Referenced by:

MiDeletePartitionResources