Re: [PATCH v1 5/6] bio: add a helper calculating nr segments to alloc

[Dave Chinner]

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...

Cheers,

Dave.
-- 
Dave Chinner
david@xxxxxxxxxxxxx