Pull core memory management updates from David Hildenbrand: "This includes updates to: - MEMHP (Memory Hotplug) - GUP (Get User Pages) The main change is: - Reduce zone contiguity checking overhead during memory hot(un)plug (Yuan Liu) Other changes include smaller fixes along with various cleanups" * tag 'mm-core-7.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/mm/core: mm/memory_hotplug: fix missing rollback in __add_pages() mm/memory_hotplug: optimize zone contiguous check when changing pfn range mm/memory_hotplug: make shrink_zone_span() more robust mm/gup: honour FOLL_PIN in NOMMU __get_user_pages_locked() mm/gup_test: report actual pinned bytes mm/gup_test: safely calculate GUP batch size mm: gup: cleanup the gup_fast_*() call chain mm: gup: move pmd_protnone() into gup_fast_pmd_leaf()