path: root/fs
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authorHugh Dickins <>2021-06-24 18:39:30 -0700
committerLinus Torvalds <>2021-06-24 19:40:53 -0700
commita7a69d8ba88d8dcee7ef00e91d413a4bd003a814 (patch)
tree31e5fe7533a654e098d37c62bd508bca14dc49af /fs
parenta9a7504d9beaf395481faa91e70e2fd08f7a3dde (diff)
mm/thp: another PVMW_SYNC fix in page_vma_mapped_walk()
Aha! Shouldn't that quick scan over pte_none()s make sure that it holds ptlock in the PVMW_SYNC case? That too might have been responsible for BUGs or WARNs in split_huge_page_to_list() or its unmap_page(), though I've never seen any. Link: Link: Fixes: ace71a19cec5 ("mm: introduce page_vma_mapped_walk()") Signed-off-by: Hugh Dickins <> Acked-by: Kirill A. Shutemov <> Tested-by: Wang Yugui <> Cc: Alistair Popple <> Cc: Matthew Wilcox <> Cc: Peter Xu <> Cc: Ralph Campbell <> Cc: Will Deacon <> Cc: Yang Shi <> Cc: Zi Yan <> Cc: <> Signed-off-by: Andrew Morton <> Signed-off-by: Linus Torvalds <>
Diffstat (limited to 'fs')
0 files changed, 0 insertions, 0 deletions