NAME
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.