HAVE_ARCH_HUGETLB_UNMAPPED_AREA 258 arch/x86/mm/hugetlbpage.c #ifdef HAVE_ARCH_HUGETLB_UNMAPPED_AREA HAVE_ARCH_HUGETLB_UNMAPPED_AREA 128 fs/hugetlbfs/inode.c #ifndef HAVE_ARCH_HUGETLB_UNMAPPED_AREA HAVE_ARCH_HUGETLB_UNMAPPED_AREA 165 include/linux/hugetlb.h #ifdef HAVE_ARCH_HUGETLB_UNMAPPED_AREA