incoming

[Andrew Morton <akpm@linux-foundation.org>]

- a few hot fixes

- ocfs2 updates

- almost all of -mm, as below.


134 patches, based on 619e17cf75dd58905aa67ccd494a6ba5f19d6cc6:


Subsystems affected by this patch series:

  hotfixes
  ocfs2
  slab-generic
  slab
  slub
  kmemleak
  kasan
  cleanups
  debug
  pagecache
  memcg
  gup
  pagemap
  memory-hotplug
  sparsemem
  vmalloc
  initialization
  z3fold
  compaction
  mempolicy
  oom-kill
  hugetlb
  migration
  thp
  mmap
  madvise
  shmem
  zswap
  zsmalloc

Subsystem: hotfixes

    OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>:
      fat: work around race with userspace's read via blockdev while mounting

    Vitaly Wool <vitalywool@gmail.com>:
      Revert "mm/z3fold.c: fix race between migration and destruction"

    Arnd Bergmann <arnd@arndb.de>:
      mm: add dummy can_do_mlock() helper

    Vitaly Wool <vitalywool@gmail.com>:
      z3fold: fix retry mechanism in page reclaim

    Greg Thelen <gthelen@google.com>:
      kbuild: clean compressed initramfs image

Subsystem: ocfs2

    Joseph Qi <joseph.qi@linux.alibaba.com>:
      ocfs2: use jbd2_inode dirty range scoping
      jbd2: remove jbd2_journal_inode_add_[write|wait]

    Greg Kroah-Hartman <gregkh@linuxfoundation.org>:
      ocfs2: further debugfs cleanups

    Guozhonghua <guozhonghua@h3c.com>:
      ocfs2: remove unused ocfs2_calc_tree_trunc_credits()
      ocfs2: remove unused ocfs2_orphan_scan_exit() declaration

    zhengbin <zhengbin13@huawei.com>:
      fs/ocfs2/namei.c: remove set but not used variables
      fs/ocfs2/file.c: remove set but not used variables
      fs/ocfs2/dir.c: remove set but not used variables

    Markus Elfring <elfring@users.sourceforge.net>:
      ocfs2: delete unnecessary checks before brelse()

    Changwei Ge <gechangwei@live.cn>:
      ocfs2: wait for recovering done after direct unlock request
      ocfs2: checkpoint appending truncate log transaction before flushing

    Colin Ian King <colin.king@canonical.com>:
      ocfs2: fix spelling mistake "ambigous" -> "ambiguous"

Subsystem: slab-generic

    Waiman Long <longman@redhat.com>:
      mm, slab: extend slab/shrink to shrink all memcg caches

Subsystem: slab

    Waiman Long <longman@redhat.com>:
      mm, slab: move memcg_cache_params structure to mm/slab.h

Subsystem: slub

    Qian Cai <cai@lca.pw>:
      mm/slub.c: fix -Wunused-function compiler warnings

Subsystem: kmemleak

    Nicolas Boichat <drinkcat@chromium.org>:
      kmemleak: increase DEBUG_KMEMLEAK_EARLY_LOG_SIZE default to 16K

    Catalin Marinas <catalin.marinas@arm.com>:
    Patch series "mm: kmemleak: Use a memory pool for kmemleak object:
      mm: kmemleak: make the tool tolerant to struct scan_area allocation failures
      mm: kmemleak: simple memory allocation pool for kmemleak objects
      mm: kmemleak: use the memory pool for early allocations

    Qian Cai <cai@lca.pw>:
      mm/kmemleak.c: record the current memory pool size
      mm/kmemleak: increase the max mem pool to 1M

Subsystem: kasan

    Walter Wu <walter-zh.wu@mediatek.com>:
      kasan: add memory corruption identification for software tag-based mode

    Mark Rutland <mark.rutland@arm.com>:
      lib/test_kasan.c: add roundtrip tests

Subsystem: cleanups

    Christophe JAILLET <christophe.jaillet@wanadoo.fr>:
      mm/page_poison.c: fix a typo in a comment

    YueHaibing <yuehaibing@huawei.com>:
      mm/rmap.c: remove set but not used variable 'cstart'

    Matthew Wilcox (Oracle) <willy@infradead.org>:
    Patch series "Make working with compound pages easier", v2:
      mm: introduce page_size()

    "Matthew Wilcox (Oracle)" <willy@infradead.org>:
      mm: introduce page_shift()

    Matthew Wilcox (Oracle) <willy@infradead.org>:
      mm: introduce compound_nr()

    Yu Zhao <yuzhao@google.com>:
      mm: replace list_move_tail() with add_page_to_lru_list_tail()

Subsystem: debug

    Vlastimil Babka <vbabka@suse.cz>:
    Patch series "debug_pagealloc improvements through page_owner", v2:
      mm, page_owner: record page owner for each subpage
      mm, page_owner: keep owner info when freeing the page
      mm, page_owner, debug_pagealloc: save and dump freeing stack trace

Subsystem: pagecache

    Konstantin Khlebnikov <khlebnikov@yandex-team.ru>:
      mm/filemap.c: don't initiate writeback if mapping has no dirty pages
      mm/filemap.c: rewrite mapping_needs_writeback in less fancy manner

    "Matthew Wilcox (Oracle)" <willy@infradead.org>:
      mm: page cache: store only head pages in i_pages

Subsystem: memcg

    Chris Down <chris@chrisdown.name>:
      mm, memcg: throttle allocators when failing reclaim over memory.high

    Roman Gushchin <guro@fb.com>:
      mm: memcontrol: switch to rcu protection in drain_all_stock()

    Johannes Weiner <hannes@cmpxchg.org>:
      mm: vmscan: do not share cgroup iteration between reclaimers

Subsystem: gup

    [11~From: John Hubbard <jhubbard@nvidia.com>:
    Patch series "mm/gup: add make_dirty arg to put_user_pages_dirty_lock()",:
      mm/gup: add make_dirty arg to put_user_pages_dirty_lock()

    John Hubbard <jhubbard@nvidia.com>:
      drivers/gpu/drm/via: convert put_page() to put_user_page*()
      net/xdp: convert put_page() to put_user_page*()

Subsystem: pagemap

    Wei Yang <richardw.yang@linux.intel.com>:
      mm: remove redundant assignment of entry

    Minchan Kim <minchan@kernel.org>:
      mm: release the spinlock on zap_pte_range

    Nicholas Piggin <npiggin@gmail.com>:
    Patch series "mm: remove quicklist page table caches":
      mm: remove quicklist page table caches

    Mike Rapoport <rppt@linux.ibm.com>:
      ia64: switch to generic version of pte allocation
      sh: switch to generic version of pte allocation
      microblaze: switch to generic version of pte allocation
      mm: consolidate pgtable_cache_init() and pgd_cache_init()

    Kefeng Wang <wangkefeng.wang@huawei.com>:
      mm: do not hash address in print_bad_pte()

Subsystem: memory-hotplug

    David Hildenbrand <david@redhat.com>:
      mm/memory_hotplug: remove move_pfn_range()
      drivers/base/node.c: simplify unregister_memory_block_under_nodes()
      drivers/base/memory.c: fixup documentation of removable/phys_index/block_size_bytes
      driver/base/memory.c: validate memory block size early
      drivers/base/memory.c: don't store end_section_nr in memory blocks

    Wei Yang <richardw.yang@linux.intel.com>:
      mm/memory_hotplug.c: prevent memory leak when reusing pgdat

    David Hildenbrand <david@redhat.com>:
    Patch series "mm/memory_hotplug: online_pages() cleanups", v2:
      mm/memory_hotplug.c: use PFN_UP / PFN_DOWN in walk_system_ram_range()
      mm/memory_hotplug: drop PageReserved() check in online_pages_range()
      mm/memory_hotplug: simplify online_pages_range()
      mm/memory_hotplug: make sure the pfn is aligned to the order when onlining
      mm/memory_hotplug: online_pages cannot be 0 in online_pages()

    Alastair D'Silva <alastair@d-silva.org>:
    Patch series "Add bounds check for Hotplugged memory", v3:
      mm/memory_hotplug.c: add a bounds check to check_hotplug_memory_range()
      mm/memremap.c: add a bounds check in devm_memremap_pages()

    Souptick Joarder <jrdr.linux@gmail.com>:
      mm/memory_hotplug.c: s/is/if

Subsystem: sparsemem

    Lecopzer Chen <lecopzer.chen@mediatek.com>:
      mm/sparse.c: fix memory leak of sparsemap_buf in aligned memory
      mm/sparse.c: fix ALIGN() without power of 2 in sparse_buffer_alloc()

    Wei Yang <richardw.yang@linux.intel.com>:
      mm/sparse.c: use __nr_to_section(section_nr) to get mem_section

    Alastair D'Silva <alastair@d-silva.org>:
      mm/sparse.c: don't manually decrement num_poisoned_pages

    "Alastair D'Silva" <alastair@d-silva.org>:
      mm/sparse.c: remove NULL check in clear_hwpoisoned_pages()

Subsystem: vmalloc

    "Uladzislau Rezki (Sony)" <urezki@gmail.com>:
      mm/vmalloc: do not keep unpurged areas in the busy tree

    Pengfei Li <lpf.vector@gmail.com>:
      mm/vmalloc: modify struct vmap_area to reduce its size

    Austin Kim <austindh.kim@gmail.com>:
      mm/vmalloc.c: move 'area->pages' after if statement

Subsystem: initialization

    Mike Rapoport <rppt@linux.ibm.com>:
      mm: use CPU_BITS_NONE to initialize init_mm.cpu_bitmask

    Qian Cai <cai@lca.pw>:
      mm: silence -Woverride-init/initializer-overrides

Subsystem: z3fold

    Vitaly Wool <vitalywool@gmail.com>:
      z3fold: fix memory leak in kmem cache

Subsystem: compaction

    Yafang Shao <laoar.shao@gmail.com>:
      mm/compaction.c: clear total_{migrate,free}_scanned before scanning a new zone

    Pengfei Li <lpf.vector@gmail.com>:
      mm/compaction.c: remove unnecessary zone parameter in isolate_migratepages()

Subsystem: mempolicy

    Kefeng Wang <wangkefeng.wang@huawei.com>:
      mm/mempolicy.c: remove unnecessary nodemask check in kernel_migrate_pages()

Subsystem: oom-kill

    Joel Savitz <jsavitz@redhat.com>:
      mm/oom_kill.c: add task UID to info message on an oom kill

    Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>:
      memcg, oom: don't require __GFP_FS when invoking memcg OOM killer

    Edward Chron <echron@arista.com>:
      mm/oom: add oom_score_adj and pgtables to Killed process message

    Yi Wang <wang.yi59@zte.com.cn>:
      mm/oom_kill.c: fix oom_cpuset_eligible() comment

    Michal Hocko <mhocko@suse.com>:
      mm, oom: consider present pages for the node size

    Qian Cai <cai@lca.pw>:
      mm/memcontrol.c: fix a -Wunused-function warning

    Michal Hocko <mhocko@suse.com>:
      memcg, kmem: deprecate kmem.limit_in_bytes

Subsystem: hugetlb

    Hillf Danton <hdanton@sina.com>:
    Patch series "address hugetlb page allocation stalls", v2:
      mm, reclaim: make should_continue_reclaim perform dryrun detection

    Vlastimil Babka <vbabka@suse.cz>:
      mm, reclaim: cleanup should_continue_reclaim()
      mm, compaction: raise compaction priority after it withdrawns

    Mike Kravetz <mike.kravetz@oracle.com>:
      hugetlbfs: don't retry when pool page allocations start to fail

Subsystem: migration

    Pingfan Liu <kernelfans@gmail.com>:
      mm/migrate.c: clean up useless code in migrate_vma_collect_pmd()

Subsystem: thp

    Kefeng Wang <wangkefeng.wang@huawei.com>:
      thp: update split_huge_page_pmd() comment

    Song Liu <songliubraving@fb.com>:
    Patch series "Enable THP for text section of non-shmem files", v10;:
      filemap: check compound_head(page)->mapping in filemap_fault()
      filemap: check compound_head(page)->mapping in pagecache_get_page()
      filemap: update offset check in filemap_fault()
      mm,thp: stats for file backed THP
      khugepaged: rename collapse_shmem() and khugepaged_scan_shmem()
      mm,thp: add read-only THP support for (non-shmem) FS
      mm,thp: avoid writes to file with THP in pagecache

    Yang Shi <yang.shi@linux.alibaba.com>:
    Patch series "Make deferred split shrinker memcg aware", v6:
      mm: thp: extract split_queue_* into a struct
      mm: move mem_cgroup_uncharge out of __page_cache_release()
      mm: shrinker: make shrinker not depend on memcg kmem
      mm: thp: make deferred split shrinker memcg aware

    Song Liu <songliubraving@fb.com>:
    Patch series "THP aware uprobe", v13:
      mm: move memcmp_pages() and pages_identical()
      uprobe: use original page when all uprobes are removed
      mm, thp: introduce FOLL_SPLIT_PMD
      uprobe: use FOLL_SPLIT_PMD instead of FOLL_SPLIT
      khugepaged: enable collapse pmd for pte-mapped THP
      uprobe: collapse THP pmd after removing all uprobes

Subsystem: mmap

    Alexandre Ghiti <alex@ghiti.fr>:
    Patch series "Provide generic top-down mmap layout functions", v6:
      mm, fs: move randomize_stack_top from fs to mm
      arm64: make use of is_compat_task instead of hardcoding this test
      arm64: consider stack randomization for mmap base only when necessary
      arm64, mm: move generic mmap layout functions to mm
      arm64, mm: make randomization selected by generic topdown mmap layout
      arm: properly account for stack randomization and stack guard gap
      arm: use STACK_TOP when computing mmap base address
      arm: use generic mmap top-down layout and brk randomization
      mips: properly account for stack randomization and stack guard gap
      mips: use STACK_TOP when computing mmap base address
      mips: adjust brk randomization offset to fit generic version
      mips: replace arch specific way to determine 32bit task with generic version
      mips: use generic mmap top-down layout and brk randomization
      riscv: make mmap allocation top-down by default

    Wei Yang <richardw.yang@linux.intel.com>:
      mm/mmap.c: refine find_vma_prev() with rb_last()

    Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org>:
      mm: mmap: increase sockets maximum memory size pgoff for 32bits

Subsystem: madvise

    Mike Rapoport <rppt@linux.ibm.com>:
      mm/madvise: reduce code duplication in error handling paths

Subsystem: shmem

    Miles Chen <miles.chen@mediatek.com>:
      shmem: fix obsolete comment in shmem_getpage_gfp()

Subsystem: zswap

    Hui Zhu <teawaterz@linux.alibaba.com>:
      zpool: add malloc_support_movable to zpool_driver
      zswap: use movable memory if zpool support allocate movable memory

    Vitaly Wool <vitalywool@gmail.com>:
      zswap: do not map same object twice

Subsystem: zsmalloc

    Qian Cai <cai@lca.pw>:
      mm/zsmalloc.c: fix a -Wunused-function warning

 Documentation/ABI/testing/sysfs-kernel-slab     |   13 
 Documentation/admin-guide/cgroup-v1/memory.rst  |    4 
 Documentation/admin-guide/kernel-parameters.txt |    2 
 arch/Kconfig                                    |   11 
 arch/alpha/include/asm/pgalloc.h                |    2 
 arch/alpha/include/asm/pgtable.h                |    5 
 arch/arc/include/asm/pgalloc.h                  |    1 
 arch/arc/include/asm/pgtable.h                  |    5 
 arch/arm/Kconfig                                |    1 
 arch/arm/include/asm/pgalloc.h                  |    2 
 arch/arm/include/asm/pgtable-nommu.h            |    5 
 arch/arm/include/asm/pgtable.h                  |    2 
 arch/arm/include/asm/processor.h                |    2 
 arch/arm/kernel/process.c                       |    5 
 arch/arm/mm/flush.c                             |    7 
 arch/arm/mm/mmap.c                              |   80 -----
 arch/arm64/Kconfig                              |    2 
 arch/arm64/include/asm/pgalloc.h                |    2 
 arch/arm64/include/asm/pgtable.h                |    2 
 arch/arm64/include/asm/processor.h              |    2 
 arch/arm64/kernel/process.c                     |    8 
 arch/arm64/mm/flush.c                           |    3 
 arch/arm64/mm/mmap.c                            |   84 -----
 arch/arm64/mm/pgd.c                             |    2 
 arch/c6x/include/asm/pgtable.h                  |    5 
 arch/csky/include/asm/pgalloc.h                 |    2 
 arch/csky/include/asm/pgtable.h                 |    5 
 arch/h8300/include/asm/pgtable.h                |    6 
 arch/hexagon/include/asm/pgalloc.h              |    2 
 arch/hexagon/include/asm/pgtable.h              |    3 
 arch/hexagon/mm/Makefile                        |    2 
 arch/hexagon/mm/pgalloc.c                       |   10 
 arch/ia64/Kconfig                               |    4 
 arch/ia64/include/asm/pgalloc.h                 |   64 ----
 arch/ia64/include/asm/pgtable.h                 |    5 
 arch/ia64/mm/init.c                             |    2 
 arch/m68k/include/asm/pgtable_mm.h              |    7 
 arch/m68k/include/asm/pgtable_no.h              |    7 
 arch/microblaze/include/asm/pgalloc.h           |  128 --------
 arch/microblaze/include/asm/pgtable.h           |    7 
 arch/microblaze/mm/pgtable.c                    |    4 
 arch/mips/Kconfig                               |    2 
 arch/mips/include/asm/pgalloc.h                 |    2 
 arch/mips/include/asm/pgtable.h                 |    5 
 arch/mips/include/asm/processor.h               |    5 
 arch/mips/mm/mmap.c                             |  124 +-------
 arch/nds32/include/asm/pgalloc.h                |    2 
 arch/nds32/include/asm/pgtable.h                |    2 
 arch/nios2/include/asm/pgalloc.h                |    2 
 arch/nios2/include/asm/pgtable.h                |    2 
 arch/openrisc/include/asm/pgalloc.h             |    2 
 arch/openrisc/include/asm/pgtable.h             |    5 
 arch/parisc/include/asm/pgalloc.h               |    2 
 arch/parisc/include/asm/pgtable.h               |    2 
 arch/powerpc/include/asm/pgalloc.h              |    2 
 arch/powerpc/include/asm/pgtable.h              |    1 
 arch/powerpc/mm/book3s64/hash_utils.c           |    2 
 arch/powerpc/mm/book3s64/iommu_api.c            |    7 
 arch/powerpc/mm/hugetlbpage.c                   |    2 
 arch/riscv/Kconfig                              |   12 
 arch/riscv/include/asm/pgalloc.h                |    4 
 arch/riscv/include/asm/pgtable.h                |    5 
 arch/s390/include/asm/pgtable.h                 |    6 
 arch/sh/include/asm/pgalloc.h                   |   56 ---
 arch/sh/include/asm/pgtable.h                   |    5 
 arch/sh/mm/Kconfig                              |    3 
 arch/sh/mm/nommu.c                              |    4 
 arch/sparc/include/asm/pgalloc_32.h             |    2 
 arch/sparc/include/asm/pgalloc_64.h             |    2 
 arch/sparc/include/asm/pgtable_32.h             |    5 
 arch/sparc/include/asm/pgtable_64.h             |    1 
 arch/sparc/mm/init_32.c                         |    1 
 arch/um/include/asm/pgalloc.h                   |    2 
 arch/um/include/asm/pgtable.h                   |    2 
 arch/unicore32/include/asm/pgalloc.h            |    2 
 arch/unicore32/include/asm/pgtable.h            |    2 
 arch/x86/include/asm/pgtable_32.h               |    2 
 arch/x86/include/asm/pgtable_64.h               |    3 
 arch/x86/mm/pgtable.c                           |    6 
 arch/xtensa/include/asm/pgtable.h               |    1 
 arch/xtensa/include/asm/tlbflush.h              |    3 
 drivers/base/memory.c                           |   44 +-
 drivers/base/node.c                             |   55 +--
 drivers/crypto/chelsio/chtls/chtls_io.c         |    5 
 drivers/gpu/drm/via/via_dmablit.c               |   10 
 drivers/infiniband/core/umem.c                  |    5 
 drivers/infiniband/hw/hfi1/user_pages.c         |    5 
 drivers/infiniband/hw/qib/qib_user_pages.c      |    5 
 drivers/infiniband/hw/usnic/usnic_uiom.c        |    5 
 drivers/infiniband/sw/siw/siw_mem.c             |   10 
 drivers/staging/android/ion/ion_system_heap.c   |    4 
 drivers/target/tcm_fc/tfc_io.c                  |    3 
 drivers/vfio/vfio_iommu_spapr_tce.c             |    8 
 fs/binfmt_elf.c                                 |   20 -
 fs/fat/dir.c                                    |   13 
 fs/fat/fatent.c                                 |    3 
 fs/inode.c                                      |    3 
 fs/io_uring.c                                   |    2 
 fs/jbd2/journal.c                               |    2 
 fs/jbd2/transaction.c                           |   12 
 fs/ocfs2/alloc.c                                |   20 +
 fs/ocfs2/aops.c                                 |   13 
 fs/ocfs2/blockcheck.c                           |   26 -
 fs/ocfs2/cluster/heartbeat.c                    |  109 +------
 fs/ocfs2/dir.c                                  |    3 
 fs/ocfs2/dlm/dlmcommon.h                        |    1 
 fs/ocfs2/dlm/dlmdebug.c                         |   55 ---
 fs/ocfs2/dlm/dlmdebug.h                         |   16 -
 fs/ocfs2/dlm/dlmdomain.c                        |    7 
 fs/ocfs2/dlm/dlmunlock.c                        |   23 +
 fs/ocfs2/dlmglue.c                              |   29 -
 fs/ocfs2/extent_map.c                           |    3 
 fs/ocfs2/file.c                                 |   13 
 fs/ocfs2/inode.c                                |    2 
 fs/ocfs2/journal.h                              |   42 --
 fs/ocfs2/namei.c                                |    2 
 fs/ocfs2/ocfs2.h                                |    3 
 fs/ocfs2/super.c                                |   10 
 fs/open.c                                       |    8 
 fs/proc/meminfo.c                               |    8 
 fs/proc/task_mmu.c                              |    6 
 include/asm-generic/pgalloc.h                   |    5 
 include/asm-generic/pgtable.h                   |    7 
 include/linux/compaction.h                      |   22 +
 include/linux/fs.h                              |   32 ++
 include/linux/huge_mm.h                         |    9 
 include/linux/hugetlb.h                         |    2 
 include/linux/jbd2.h                            |    2 
 include/linux/khugepaged.h                      |   12 
 include/linux/memcontrol.h                      |   23 -
 include/linux/memory.h                          |    7 
 include/linux/memory_hotplug.h                  |    1 
 include/linux/mm.h                              |   37 ++
 include/linux/mm_types.h                        |    1 
 include/linux/mmzone.h                          |   14 
 include/linux/page_ext.h                        |    1 
 include/linux/pagemap.h                         |   10 
 include/linux/quicklist.h                       |   94 ------
 include/linux/shrinker.h                        |    7 
 include/linux/slab.h                            |   62 ----
 include/linux/vmalloc.h                         |   20 -
 include/linux/zpool.h                           |    3 
 init/main.c                                     |    6 
 kernel/events/uprobes.c                         |   81 ++++-
 kernel/resource.c                               |    4 
 kernel/sched/idle.c                             |    1 
 kernel/sysctl.c                                 |    6 
 lib/Kconfig.debug                               |   15 
 lib/Kconfig.kasan                               |    8 
 lib/iov_iter.c                                  |    2 
 lib/show_mem.c                                  |    5 
 lib/test_kasan.c                                |   41 ++
 mm/Kconfig                                      |   16 -
 mm/Kconfig.debug                                |    4 
 mm/Makefile                                     |    4 
 mm/compaction.c                                 |   50 +--
 mm/filemap.c                                    |  168 ++++------
 mm/gup.c                                        |  125 +++-----
 mm/huge_memory.c                                |  129 ++++++--
 mm/hugetlb.c                                    |   89 +++++
 mm/hugetlb_cgroup.c                             |    2 
 mm/init-mm.c                                    |    2 
 mm/kasan/common.c                               |   32 +-
 mm/kasan/kasan.h                                |   14 
 mm/kasan/report.c                               |   44 ++
 mm/kasan/tags_report.c                          |   24 +
 mm/khugepaged.c                                 |  372 ++++++++++++++++++++----
 mm/kmemleak.c                                   |  338 +++++----------------
 mm/ksm.c                                        |   18 -
 mm/madvise.c                                    |   52 +--
 mm/memcontrol.c                                 |  188 ++++++++++--
 mm/memfd.c                                      |    2 
 mm/memory.c                                     |   21 +
 mm/memory_hotplug.c                             |  120 ++++---
 mm/mempolicy.c                                  |    4 
 mm/memremap.c                                   |    5 
 mm/migrate.c                                    |   13 
 mm/mmap.c                                       |   12 
 mm/mmu_gather.c                                 |    2 
 mm/nommu.c                                      |    2 
 mm/oom_kill.c                                   |   30 +
 mm/page_alloc.c                                 |   27 +
 mm/page_owner.c                                 |  127 +++++---
 mm/page_poison.c                                |    2 
 mm/page_vma_mapped.c                            |    3 
 mm/quicklist.c                                  |  103 ------
 mm/rmap.c                                       |   25 -
 mm/shmem.c                                      |   12 
 mm/slab.h                                       |   64 ++++
 mm/slab_common.c                                |   37 ++
 mm/slob.c                                       |    2 
 mm/slub.c                                       |   22 -
 mm/sparse.c                                     |   25 +
 mm/swap.c                                       |   16 -
 mm/swap_state.c                                 |    6 
 mm/util.c                                       |  126 +++++++-
 mm/vmalloc.c                                    |   84 +++--
 mm/vmscan.c                                     |  163 ++++------
 mm/vmstat.c                                     |    2 
 mm/z3fold.c                                     |  154 ++-------
 mm/zpool.c                                      |   16 +
 mm/zsmalloc.c                                   |   23 -
 mm/zswap.c                                      |   15 
 net/xdp/xdp_umem.c                              |    9 
 net/xdp/xsk.c                                   |    2 
 usr/Makefile                                    |    3 
 206 files changed, 2385 insertions(+), 2533 deletions(-)