diff options
Diffstat (limited to 'block/bio.c')
| -rw-r--r-- | block/bio.c | 30 |
1 files changed, 1 insertions, 29 deletions
diff --git a/block/bio.c b/block/bio.c index 9ef6cf3addb38..e1708db48258c 100644 --- a/block/bio.c +++ b/block/bio.c @@ -971,34 +971,6 @@ void bio_advance(struct bio *bio, unsigned bytes) EXPORT_SYMBOL(bio_advance); /** - * bio_alloc_pages - allocates a single page for each bvec in a bio - * @bio: bio to allocate pages for - * @gfp_mask: flags for allocation - * - * Allocates pages up to @bio->bi_vcnt. - * - * Returns 0 on success, -ENOMEM on failure. On failure, any allocated pages are - * freed. - */ -int bio_alloc_pages(struct bio *bio, gfp_t gfp_mask) -{ - int i; - struct bio_vec *bv; - - bio_for_each_segment_all(bv, bio, i) { - bv->bv_page = alloc_page(gfp_mask); - if (!bv->bv_page) { - while (--bv >= bio->bi_io_vec) - __free_page(bv->bv_page); - return -ENOMEM; - } - } - - return 0; -} -EXPORT_SYMBOL(bio_alloc_pages); - -/** * bio_copy_data - copy contents of data buffers from one chain of bios to * another * @src: source bio list @@ -1838,7 +1810,7 @@ struct bio *bio_split(struct bio *bio, int sectors, bio_advance(bio, split->bi_iter.bi_size); if (bio_flagged(bio, BIO_TRACE_COMPLETION)) - bio_set_flag(bio, BIO_TRACE_COMPLETION); + bio_set_flag(split, BIO_TRACE_COMPLETION); return split; } |