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authorKent Overstreet <kmo@daterainc.com>2013-08-07 14:33:00 -0700
committerKent Overstreet <kmo@daterainc.com>2013-11-23 22:33:57 -0800
commit4b1faf931650d4a35b2a570318862821d6a962e3 (patch)
tree1e9002a82c7108ea8d54efa2bb88537b2f6f4e11 /fs/bio-integrity.c
parent20d0189b1012a37d2533a87fb451f7852f2418d1 (diff)
downloadlinux-4b1faf931650d4a35b2a570318862821d6a962e3.tar.bz2
block: Kill bio_pair_split()
Signed-off-by: Kent Overstreet <kmo@daterainc.com> Cc: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'fs/bio-integrity.c')
-rw-r--r--fs/bio-integrity.c45
1 files changed, 0 insertions, 45 deletions
diff --git a/fs/bio-integrity.c b/fs/bio-integrity.c
index 9d547d2e357c..80d972d739e5 100644
--- a/fs/bio-integrity.c
+++ b/fs/bio-integrity.c
@@ -581,51 +581,6 @@ void bio_integrity_trim(struct bio *bio, unsigned int offset,
EXPORT_SYMBOL(bio_integrity_trim);
/**
- * bio_integrity_split - Split integrity metadata
- * @bio: Protected bio
- * @bp: Resulting bio_pair
- * @sectors: Offset
- *
- * Description: Splits an integrity page into a bio_pair.
- */
-void bio_integrity_split(struct bio *bio, struct bio_pair *bp, int sectors)
-{
- struct blk_integrity *bi;
- struct bio_integrity_payload *bip = bio->bi_integrity;
- unsigned int nr_sectors;
-
- if (bio_integrity(bio) == 0)
- return;
-
- bi = bdev_get_integrity(bio->bi_bdev);
- BUG_ON(bi == NULL);
- BUG_ON(bip->bip_vcnt != 1);
-
- nr_sectors = bio_integrity_hw_sectors(bi, sectors);
-
- bp->bio1.bi_integrity = &bp->bip1;
- bp->bio2.bi_integrity = &bp->bip2;
-
- bp->iv1 = bip->bip_vec[bip->bip_iter.bi_idx];
- bp->iv2 = bip->bip_vec[bip->bip_iter.bi_idx];
-
- bp->bip1.bip_vec = &bp->iv1;
- bp->bip2.bip_vec = &bp->iv2;
-
- bp->iv1.bv_len = sectors * bi->tuple_size;
- bp->iv2.bv_offset += sectors * bi->tuple_size;
- bp->iv2.bv_len -= sectors * bi->tuple_size;
-
- bp->bip1.bip_iter.bi_sector = bio->bi_integrity->bip_iter.bi_sector;
- bp->bip2.bip_iter.bi_sector =
- bio->bi_integrity->bip_iter.bi_sector + nr_sectors;
-
- bp->bip1.bip_vcnt = bp->bip2.bip_vcnt = 1;
- bp->bip1.bip_iter.bi_idx = bp->bip2.bip_iter.bi_idx = 0;
-}
-EXPORT_SYMBOL(bio_integrity_split);
-
-/**
* bio_integrity_clone - Callback for cloning bios with integrity metadata
* @bio: New bio
* @bio_src: Original bio