Re: [PATCH v14 067/138] mm/writeback: Add folio_start_writeback()

Vlastimil Babka
2021-08-12T14:11:24Z

On 7/15/21 5:35 AM, Matthew Wilcox (Oracle) wrote:
> Rename set_page_writeback() to folio_start_writeback() to match
> folio_end_writeback(). Do not bother with wrappers that return void;
> callers are perfectly capable of ignoring return values.
>
> Add wrappers for set_page_writeback(), set_page_writeback_keepwrite() and
> test_set_page_writeback() for compatibililty with existing filesystems.
> The main advantage of this patch is getting the statistics right,
> although it does eliminate a couple of calls to compound_head().
>
> Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
> Reviewed-by: Christoph Hellwig <hch@lst.de>

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