//0x108 bytes (sizeof)
struct _KAFFINITY_EX
{
    USHORT Count;                                                           //0x0
    USHORT Size;                                                            //0x2
    ULONG Reserved;                                                         //0x4
    union
    {
        ULONGLONG Bitmap[1];                                                //0x8
        ULONGLONG StaticBitmap[32];                                         //0x8
    };
};