This series is based on next-20220404. The word of "free" is not expressive enough to express the feature of optimizing vmemmap pages associated with each HugeTLB, rename this keywork to "optimeze" is more clear. In this series, cheanup related codes to make it more clear and expressive. This is suggested by David. Muchun Song (3): mm: hugetlb_vmemmap: cleanup hugetlb_vmemmap related functions mm: hugetlb_vmemmap: cleanup hugetlb_free_vmemmap_enabled* mm: hugetlb_vmemmap: cleanup CONFIG_HUGETLB_PAGE_FREE_VMEMMAP* Documentation/admin-guide/kernel-parameters.txt | 4 +- Documentation/admin-guide/mm/hugetlbpage.rst | 2 +- arch/arm64/Kconfig | 2 +- arch/arm64/mm/flush.c | 4 +- arch/x86/Kconfig | 2 +- arch/x86/mm/init_64.c | 2 +- fs/Kconfig | 16 +++---- include/linux/hugetlb.h | 4 +- include/linux/mm.h | 2 +- include/linux/page-flags.h | 18 ++++---- mm/Makefile | 2 +- mm/hugetlb.c | 10 ++--- mm/hugetlb_vmemmap.c | 56 ++++++++++++------------- mm/hugetlb_vmemmap.h | 24 +++++------ mm/memory_hotplug.c | 2 +- mm/sparse-vmemmap.c | 4 +- 16 files changed, 76 insertions(+), 78 deletions(-) -- 2.11.0