struct _IO_PRIORITY_INFO// Size=0x10
{
    unsigned long Size;// Offset=0x0 Size=0x4
    unsigned long ThreadPriority;// Offset=0x4 Size=0x4
    unsigned long PagePriority;// Offset=0x8 Size=0x4
    enum _IO_PRIORITY_HINT IoPriority;// Offset=0xc Size=0x4
};