Re: [PATCH v2 5/6] iomap: don't mark blocks uptodate after partial zeroing

Matthew Wilcox
2024-08-17T04:48:31Z

On Mon, Aug 12, 2024 at 08:11:58PM +0800, Zhang Yi wrote:
> +++ b/fs/iomap/buffered-io.c
> @@ -744,8 +744,8 @@ static int __iomap_write_begin(const struct iomap_iter *iter, loff_t pos,
> poff, plen, srcmap);
> if (status)
> return status;
> + iomap_set_range_uptodate(folio, poff, plen);
> }
> - iomap_set_range_uptodate(folio, poff, plen);
> } while ((block_start += plen) < block_end);

Um, what I meant was to just delete the iomap_set_range_uptodate()
call in __iomap_write_begin() altogether. We'll call it soon enough in
__iomap_write_end().