diff options
| author | Kent Overstreet <kent.overstreet@gmail.com> | 2021-07-06 12:55:12 -0400 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@linux.dev> | 2023-08-14 11:28:06 -0400 |
| commit | 3833a86f547060352b36701ec994343db76eb0bd (patch) | |
| tree | e397611d54dac325cbbe8e1684c676eff86c39a0 | |
| parent | d6de7eb2e5a4f40f28b6eb4addf280efea6381a9 (diff) | |
block: Bring back zero_fill_bio_iter
This reverts 6f822e1b5d9dda3d20e87365de138046e3baa03a - this helper is
used by bcachefs.
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: linux-block@vger.kernel.org
| -rw-r--r-- | block/bio.c | 6 | ||||
| -rw-r--r-- | include/linux/bio.h | 7 |
2 files changed, 9 insertions, 4 deletions
diff --git a/block/bio.c b/block/bio.c index e74a04ea1439..70b5c987bc35 100644 --- a/block/bio.c +++ b/block/bio.c @@ -606,15 +606,15 @@ struct bio *bio_kmalloc(unsigned short nr_vecs, gfp_t gfp_mask) } EXPORT_SYMBOL(bio_kmalloc); -void zero_fill_bio(struct bio *bio) +void zero_fill_bio_iter(struct bio *bio, struct bvec_iter start) { struct bio_vec bv; struct bvec_iter iter; - bio_for_each_segment(bv, bio, iter) + __bio_for_each_segment(bv, bio, iter, start) memzero_bvec(&bv); } -EXPORT_SYMBOL(zero_fill_bio); +EXPORT_SYMBOL(zero_fill_bio_iter); /** * bio_truncate - truncate the bio to small size of @new_size diff --git a/include/linux/bio.h b/include/linux/bio.h index b3e7529ff55e..f2620f8d18c7 100644 --- a/include/linux/bio.h +++ b/include/linux/bio.h @@ -484,7 +484,12 @@ extern void bio_copy_data_iter(struct bio *dst, struct bvec_iter *dst_iter, extern void bio_copy_data(struct bio *dst, struct bio *src); extern void bio_free_pages(struct bio *bio); void guard_bio_eod(struct bio *bio); -void zero_fill_bio(struct bio *bio); +void zero_fill_bio_iter(struct bio *bio, struct bvec_iter iter); + +static inline void zero_fill_bio(struct bio *bio) +{ + zero_fill_bio_iter(bio, bio->bi_iter); +} static inline void bio_release_pages(struct bio *bio, bool mark_dirty) { |