ошибка изменения nr_hugepages

#if defined(CONFIG_CMA) && defined(CONFIG_X86_64)
...
static inline bool gigantic_page_supported(void) { return true; }
#else
static inline bool gigantic_page_supported(void) { return false; }
...
#endif
...
static int hugetlb_sysctl_handler_common(...)
{
  ...
  if (write && hstate_is_gigantic(h) && !gigantic_page_supported())
          return -EINVAL;
  ...
}