diff options
Diffstat (limited to 'block/bio.c')
| -rw-r--r-- | block/bio.c | 43 |
1 files changed, 3 insertions, 40 deletions
diff --git a/block/bio.c b/block/bio.c index 50e579088aca..44205dfb6b60 100644 --- a/block/bio.c +++ b/block/bio.c @@ -493,20 +493,20 @@ struct bio *bio_kmalloc(gfp_t gfp_mask, unsigned short nr_iovecs) } EXPORT_SYMBOL(bio_kmalloc); -void zero_fill_bio_iter(struct bio *bio, struct bvec_iter start) +void zero_fill_bio(struct bio *bio) { unsigned long flags; struct bio_vec bv; struct bvec_iter iter; - __bio_for_each_segment(bv, bio, iter, start) { + bio_for_each_segment(bv, bio, iter) { char *data = bvec_kmap_irq(&bv, &flags); memset(data, 0, bv.bv_len); flush_dcache_page(bv.bv_page); bvec_kunmap_irq(data, &flags); } } -EXPORT_SYMBOL(zero_fill_bio_iter); +EXPORT_SYMBOL(zero_fill_bio); /** * bio_truncate - truncate the bio to small size of @new_size @@ -1236,43 +1236,6 @@ void bio_copy_data(struct bio *dst, struct bio *src) } EXPORT_SYMBOL(bio_copy_data); -/** - * bio_list_copy_data - copy contents of data buffers from one chain of bios to - * another - * @src: source bio list - * @dst: destination bio list - * - * Stops when it reaches the end of either the @src list or @dst list - that is, - * copies min(src->bi_size, dst->bi_size) bytes (or the equivalent for lists of - * bios). - */ -void bio_list_copy_data(struct bio *dst, struct bio *src) -{ - struct bvec_iter src_iter = src->bi_iter; - struct bvec_iter dst_iter = dst->bi_iter; - - while (1) { - if (!src_iter.bi_size) { - src = src->bi_next; - if (!src) - break; - - src_iter = src->bi_iter; - } - - if (!dst_iter.bi_size) { - dst = dst->bi_next; - if (!dst) - break; - - dst_iter = dst->bi_iter; - } - - bio_copy_data_iter(dst, &dst_iter, src, &src_iter); - } -} -EXPORT_SYMBOL(bio_list_copy_data); - void bio_free_pages(struct bio *bio) { struct bio_vec *bvec; |