HSTATE_ATTR 2655 mm/hugetlb.c HSTATE_ATTR(nr_hugepages); HSTATE_ATTR 2674 mm/hugetlb.c HSTATE_ATTR(nr_hugepages_mempolicy); HSTATE_ATTR 2705 mm/hugetlb.c HSTATE_ATTR(nr_overcommit_hugepages);