FOLL_UNLOCKABLE
if (flags & FOLL_UNLOCKABLE) {
if (!(flags & FOLL_UNLOCKABLE)) {
gup_flags |= FOLL_UNLOCKABLE;
gup_flags = FOLL_TOUCH | FOLL_HWPOISON | FOLL_UNLOCKABLE |
gup_flags |= FOLL_UNLOCKABLE;
FOLL_TOUCH | FOLL_UNLOCKABLE))
gup_flags | FOLL_TOUCH | FOLL_UNLOCKABLE);
FOLL_PIN | FOLL_TOUCH | FOLL_UNLOCKABLE))
FOLL_FAST_ONLY | FOLL_UNLOCKABLE | \