madv_hugepage_define compound_lock compound_get_put compound_futex compound_bad_page compound_mapping native_set_pmd_at pmd_paravirt_ops pmd_noparavirt_ops export_maybe_mkwrite warn_destroy_compound_page config_transparent_hugepage pmd_trans pmd_mangling_generic pmd_mangling_x86 gup_fast_bail_out pte_alloc_trans_splitting pmd_mmu_notifier clear_page_compound pmd_huge_pte split_huge_page_mm_vma split_huge_page_unmap_swap clear_copy_huge_page kvm_transparent_hugepage transparent_hugepage madv_hugepage pmd_trans_huge_migrate memcg_compound memcg_huge_memory transparent_hugepage_vmstat khugepaged