Messages in this thread | | | Subject | Re: [PATCH v1 5/6] bio: add a helper calculating nr segments to alloc | From | Pavel Begunkov <> | Date | Tue, 15 Dec 2020 01:07:24 +0000 |
| |
On 15/12/2020 01:00, Dave Chinner wrote: > On Tue, Dec 15, 2020 at 12:20:24AM +0000, Pavel Begunkov wrote: >> A preparation patch. It adds a simple helper which abstracts out number >> of segments we're allocating for a bio from iov_iter_npages(). > > Preparation for what? bio_iov_vecs_to_alloc() doesn't seem to be > used outside this specific patch, so it's not clear what it's > actually needed for...
Yes, it's not used, but modified in [6/6]. It's here to generilise these bits of iomap and block dio, so we can change the behaviour in one place.
-- Pavel Begunkov
| |