bio_alloc_pages
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## Name

bio_alloc_pages — allocates a single page for each bvec in a bio

## Synopsis

`int bio_alloc_pages (` | struct bio * bio,
| gfp_t gfp_mask`)`;

## Arguments

`bio`

  bio to allocate pages for

`gfp_mask`

  flags for allocation

## Description

Allocates pages up to `bio`->bi_vcnt.

Returns 0 on success, -ENOMEM on failure. On failure, any allocated pages are freed.

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