> +static inline void set_page_writeback_keepwrite(struct page *page) > { > + folio_start_writeback_keepwrite(page_folio(page)); > } > > +static inline bool test_set_page_writeback(struct page *page) > { > + return set_page_writeback(page); > } Shouldn't these be in folio-compat.c as well? Otherwise looks good: Reviewed-by: Christoph Hellwig <hch@xxxxxx>