On 5/2/23 4:19?AM, Johannes Thumshirn wrote: > We have two functions for adding a page to a bio, __bio_add_page() which is > used to add a single page to a freshly created bio and bio_add_page() which is > used to add a page to an existing bio. > > While __bio_add_page() is expected to succeed, bio_add_page() can fail. > > This series converts the callers of bio_add_page() which can easily use > __bio_add_page() to using it and checks the return of bio_add_page() for > callers that don't work on a freshly created bio. > > Lastly it marks bio_add_page() as __must_check so we don't have to go again > and audit all callers. Looks fine to me, though it would be nice if the fs and dm people could give this a quick look. Should not take long, any empty bio addition should, by definition, be able to use a non-checked page addition for the first page. -- Jens Axboe