VOID __fastcall CcDereferenceFileOffset(INT64 a1, INT64 a2){
if( *(__int64 *)(a1 + 32) > 0x2000000 )
{
CcAcquireBcbLockAndVacbLock(1i64, (FAST_MUTEX *)a1);
SetVacb((_SHARED_CACHE_MAP *)a1, (_LARGE_INTEGER)a2, (_VACB *)0xFFFFFFFFFFFFFFFEi64, 0i64);
CcReleaseBcbLockAndVacbLock(1i64, (struct FAST_MUTEX *)a1);
}
}