Re: [PATCH] block: Add bio_limit

On Thu, Jan 14, 2021 at 07:47:06PM +0000, Matthew Wilcox (Oracle) wrote:

It's often inconvenient to use BIO_MAX_PAGES due to min() requiring the
sign to be the same.  Introduce bio_limit() and change BIO_MAX_PAGES to
be unsigned to make it easier for the users.

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>

I like the helper, but I'm not too happy with the naming.  Why not
something like bio_guess_nr_segs() or similar?