[PATCH v2 openEuler-1.0-LTS 0/3] backport patch for thp deferred list for 4.19

From: Ma Wupeng <mawupeng1@huawei.com> backport patch for thp deferred list for 4.19. changelog since v1: - remove data_race since 4.19 does not have it Jianxing Wang (1): mm/mmu_gather: limit free batch count and add schedule point in tlb_batch_pages_flush Kirill A. Shutemov (1): mm, thp: do not queue fully unmapped pages for deferred split Yin Fengwei (1): THP: avoid lock when check whether THP is in deferred list mm/huge_memory.c | 15 +++++++++++---- mm/mmu_gather.c | 16 ++++++++++++++-- mm/rmap.c | 14 ++++++++++---- 3 files changed, 35 insertions(+), 10 deletions(-) -- 2.25.1