# \[PATCH 02/16\] block: export fs\_bio\_integrity\_{alloc,free}

- From: Christoph Hellwig \<hch@lst.de\>
- Date: 2026-09-09 06:09:41 
- List: linux-block
- Page: https://ratatoskr.run/linux-block/2026/09/17535464
- Thread: https://ratatoskr.run/linux-block/2026/09/17535462/t.md

```text
We'll move integrity generation and verification into the iomap
submission helpers, which means they will be needed in modular file
system code.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: "Darrick J. Wong" <djwong@kernel.org>
---
 block/bio-integrity-fs.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/block/bio-integrity-fs.c b/block/bio-integrity-fs.c
index 692403dfa047..4f67b34bf289 100644
--- a/block/bio-integrity-fs.c
+++ b/block/bio-integrity-fs.c
@@ -31,6 +31,7 @@ unsigned int fs_bio_integrity_alloc(struct bio *bio)
 		bio_integrity_setup_default(bio);
 	return action;
 }
+EXPORT_SYMBOL_GPL(fs_bio_integrity_alloc);
 
 void fs_bio_integrity_free(struct bio *bio)
 {
@@ -43,6 +44,7 @@ void fs_bio_integrity_free(struct bio *bio)
 	bio->bi_integrity = NULL;
 	bio->bi_opf &= ~REQ_INTEGRITY;
 }
+EXPORT_SYMBOL_GPL(fs_bio_integrity_free);
 
 void fs_bio_integrity_generate(struct bio *bio)
 {
-- 
2.53.0

```