FAN_MARK_EVICTABLE
mflags |= FAN_MARK_EVICTABLE;
bool want_iref = !(fan_flags & FAN_MARK_EVICTABLE);
if (fan_flags & FAN_MARK_EVICTABLE)
if (fan_flags & FAN_MARK_EVICTABLE &&
if (flags & FAN_MARK_EVICTABLE &&
FAN_MARK_EVICTABLE)