[PATCH V10 13/19] iomap & xfs: only account for new added page

[Ming Lei]

On Fri, Nov 16, 2018 at 02:49:36PM +0100, Christoph Hellwig wrote:
> I'd much rather have __bio_try_merge_page only do merges in
> the same page, and have a new __bio_try_merge_segment that does
> multi-page merges.  This will keep the accounting a lot simpler.

Looks this way is clever, will do it in next version.

Thanks,
Ming