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Date: Thu, 10 Feb 2022 20:30:51 +0800
From: Muchun Song <songmuchun@...edance.com>
To: akpm@...ux-foundation.org, zi.yan@...rutgers.edu,
kirill.shutemov@...ux.intel.com, rientjes@...gle.com,
lars.persson@...s.com, mike.kravetz@...cle.com, ziy@...dia.com
Cc: linux-mm@...ck.org, linux-kernel@...r.kernel.org,
duanxiongchun@...edance.com, fam.zheng@...edance.com,
Muchun Song <songmuchun@...edance.com>
Subject: [PATCH v5 0/7] Fix some cache flush bugs
This series focus on fixing cache maintenance.
v5:
- Collect Reviewed-by from Mike.
- Fix mcopy_atomic_pte() and __mcopy_atomic() (Mike).
- Fix shmem_mfill_atomic_pte().
v4:
- Replace folio_copy() with copy_user_huge_page().
- Update commit message for patch 2.
v3:
- Collect Reviewed-by tag from Zi Yan.
- Fix hugetlb cache maintenance.
v2:
- Collect Reviewed-by tag from Zi Yan.
- Using a for loop instead of the folio variant for backportability.
Muchun Song (7):
mm: thp: fix wrong cache flush in remove_migration_pmd()
mm: fix missing cache flush for all tail pages of compound page
mm: hugetlb: fix missing cache flush in copy_huge_page_from_user()
mm: hugetlb: fix missing cache flush in hugetlb_mcopy_atomic_pte()
mm: shmem: fix missing cache flush in shmem_mfill_atomic_pte()
mm: userfaultfd: fix missing cache flush in mcopy_atomic_pte() and
__mcopy_atomic()
mm: replace multiple dcache flush with flush_dcache_folio()
mm/huge_memory.c | 3 ++-
mm/hugetlb.c | 3 ++-
mm/memory.c | 2 ++
mm/migrate.c | 3 +--
mm/shmem.c | 4 +++-
mm/userfaultfd.c | 3 +++
6 files changed, 13 insertions(+), 5 deletions(-)
--
2.11.0
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