struct _MMPAGE_FILE_EXPANSION {
unsigned __int64 RequestedExpansionSize;/* 0x20 8 */
unsigned __int64 ActualExpansion;/* 0x28 8 */
/* ── cacheline 1 boundary (64 bytes) ── */
volatile long InProgress;/* 0x48 4 */
union {
unsigned long LongFlags;/* 0x4c 4 */
} u1;/* 0x4c 4 */
void* ActiveEntry;/* 0x50 8 */
};