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 can fail for a number of reasons, such as the bio being full or target block device limitations. The target block device must allow bio's up to PAGE_SIZE, so it is always possible to add a single page to an empty bio.
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