bio_add_page (9) Linux Manual Page
bio_add_page – attempt to add page to bio
Synopsis
int bio_add_page(struct bio *bio, struct page *page, unsigned int len, unsigned int offset);Arguments
bio
-
- destination bio
page
- page to add
len
- vec entry length
offset
- vec entry offset
Description
Attempt to add a page to the bio_vec maplist. This will only fail if either bio->bi_vcnt == bio->bi_max_vecs or it’s a cloned bio.