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    SubjectRe: [PATCH v14 068/138] mm/writeback: Add folio_mark_dirty()
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    On 7/15/21 5:35 AM, Matthew Wilcox (Oracle) wrote:
    > Reimplement set_page_dirty() as a wrapper around folio_mark_dirty().
    > There is no change to filesystems as they were already being called
    > with the compound_head of the page being marked dirty. We avoid
    > several calls to compound_head(), both statically (through
    > using folio_test_dirty() instead of PageDirty() and dynamically by
    > calling folio_mapping() instead of page_mapping().
    >
    > Also return bool instead of int to show the range of values actually
    > returned, and add kernel-doc.
    >
    > Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
    > Reviewed-by: Christoph Hellwig <hch@lst.de>

    Acked-by: Vlastimil Babka <vbabka@suse.cz>

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