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//0x1fc0 bytes (sizeof)
struct _MM_SESSION_SPACE
{
    volatile LONG ReferenceCount;                                           //0x0
    union
    {
        ULONG LongFlags;                                                    //0x4
        struct _MM_SESSION_SPACE_FLAGS Flags;                               //0x4
    } u;                                                                    //0x4
    ULONG SessionId;                                                        //0x8
    volatile LONG ProcessReferenceToSession;                                //0xc
    struct _LIST_ENTRY ProcessList;                                         //0x10
    ULONG SessionPageDirectoryIndex;                                        //0x18
    volatile ULONG NonPagablePages;                                         //0x1c
    volatile ULONG CommittedPages;                                          //0x20
    VOID* PagedPoolStart;                                                   //0x24
    VOID* PagedPoolEnd;                                                     //0x28
    VOID* SessionObject;                                                    //0x2c
    VOID* SessionObjectHandle;                                              //0x30
    ULONG SessionPoolAllocationFailures[4];                                 //0x34
    struct _LIST_ENTRY ImageList;                                           //0x44
    ULONG LocaleId;                                                         //0x4c
    ULONG AttachCount;                                                      //0x50
    struct _KGATE AttachGate;                                               //0x54
    struct _LIST_ENTRY WsListEntry;                                         //0x64
    struct _GENERAL_LOOKASIDE Lookaside[24];                                //0x80
    struct _MMSESSION Session;                                              //0xc80
    struct _MM_PAGED_POOL_INFO PagedPoolInfo;                               //0xcb8
    struct _MMSUPPORT Vm;                                                   //0xcec
    struct _MMWSLE* Wsle;                                                   //0xd5c
    struct _MI_SESSION_DRIVER_UNLOAD DriverUnload;                          //0xd60
    struct _POOL_DESCRIPTOR PagedPool;                                      //0xd80
    struct _MMPTE* PageTables;                                              //0x1ec0
    struct _MI_SPECIAL_POOL SpecialPool;                                    //0x1ec8
    struct _FAST_MUTEX SessionPteLock;                                      //0x1f10
    LONG PoolBigEntriesInUse;                                               //0x1f30
    ULONG PagedPoolPdeCount;                                                //0x1f34
    ULONG SpecialPoolPdeCount;                                              //0x1f38
    ULONG DynamicSessionPdeCount;                                           //0x1f3c
    struct _MI_SYSTEM_PTE_TYPE SystemPteInfo;                               //0x1f40
    VOID* PoolTrackTableExpansion;                                          //0x1f74
    ULONG PoolTrackTableExpansionSize;                                      //0x1f78
    VOID* PoolTrackBigPages;                                                //0x1f7c
    ULONG PoolTrackBigPagesSize;                                            //0x1f80
    enum _IO_SESSION_STATE IoState;                                         //0x1f84
    ULONG IoStateSequence;                                                  //0x1f88
    struct _KEVENT IoNotificationEvent;                                     //0x1f8c
    struct _RTL_BITMAP SessionPoolPdes;                                     //0x1f9c
};