copy_from_user_inatomic_nontemporal
unsigned long __must_check copy_from_user_inatomic_nontemporal(void *, const void __user *, unsigned long n);
EXPORT_SYMBOL(copy_from_user_inatomic_nontemporal);
unwritten = copy_from_user_inatomic_nontemporal((void __force *)vaddr + offset,
unwritten = copy_from_user_inatomic_nontemporal
return copy_from_user_inatomic_nontemporal(to + progress, iter_from, len);