Re: [PATCH 01/33] block: add a lower-level bio_add_page interface

On Wed, May 09, 2018 at 08:12:43AM -0700, Matthew Wilcox wrote:

(page, len, off) is a bit weird to me.  Usually we do (page, off, len).

That's what I'd usually do, too.  But this odd convention is what
bio_add_page uses, so I decided to stick to that instead of having two
different conventions in one family of functions.