Let's support mTHP for anon page.
David Hildenbrand (9): mm/rmap: drop stale comment in page_add_anon_rmap and hugepage_add_anon_rmap() mm/rmap: move SetPageAnonExclusive out of __page_set_anon_rmap() mm/rmap: move folio_test_anon() check out of __folio_set_anon() mm/rmap: warn on new PTE-mapped folios in page_add_anon_rmap() mm/rmap: simplify PageAnonExclusive sanity checks when adding anon rmap mm/rmap: pass folio to hugepage_add_anon_rmap() mm/rmap: move SetPageAnonExclusive() out of page_move_anon_rmap() mm/rmap: convert page_move_anon_rmap() to folio_move_anon_rmap() memory: move exclusivity detection in do_wp_page() into wp_can_reuse_anon_folio()
Ryan Roberts (12): mm: more ptep_get() conversion mm/readahead: do not allow order-1 folio mm: allow deferred splitting of arbitrary anon large folios mm: non-pmd-mappable, large folios for folio_add_new_anon_rmap() mm: thp: introduce multi-size THP sysfs interface mm: thp: support allocation of anonymous multi-size THP selftests/mm/kugepaged: restore thp settings at exit selftests/mm: factor out thp settings management selftests/mm: support multi-size THP interface in thp_settings selftests/mm/khugepaged: enlighten for multi-size THP selftests/mm/cow: generalize do_run_with_thp() helper selftests/mm/cow: add tests for anonymous multi-size THP
Zach O'Keefe (1): mm/thp: fix "mm: thp: kill __transhuge_page_enabled()"
Documentation/admin-guide/mm/transhuge.rst | 97 ++++- Documentation/filesystems/proc.rst | 6 +- fs/proc/task_mmu.c | 3 +- include/linux/huge_mm.h | 183 +++++++-- include/linux/rmap.h | 4 +- mm/filemap.c | 2 +- mm/huge_memory.c | 248 +++++++++++-- mm/hugetlb.c | 6 +- mm/khugepaged.c | 20 +- mm/ksm.c | 2 +- mm/memory.c | 204 +++++++--- mm/migrate.c | 2 +- mm/page_vma_mapped.c | 3 +- mm/readahead.c | 14 +- mm/rmap.c | 126 ++++--- mm/userfaultfd.c | 2 +- tools/testing/selftests/mm/Makefile | 4 +- tools/testing/selftests/mm/cow.c | 183 ++++++--- tools/testing/selftests/mm/khugepaged.c | 410 ++++----------------- tools/testing/selftests/mm/run_vmtests.sh | 2 + tools/testing/selftests/mm/thp_settings.c | 349 ++++++++++++++++++ tools/testing/selftests/mm/thp_settings.h | 80 ++++ 22 files changed, 1332 insertions(+), 618 deletions(-) create mode 100644 tools/testing/selftests/mm/thp_settings.c create mode 100644 tools/testing/selftests/mm/thp_settings.h