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| author | Kent Overstreet <kmo@daterainc.com> | 2013-08-07 14:33:00 -0700 |
|---|---|---|
| committer | Kent Overstreet <kmo@daterainc.com> | 2013-11-23 22:33:57 -0800 |
| commit | 4b1faf931650d4a35b2a570318862821d6a962e3 (patch) | |
| tree | 1e9002a82c7108ea8d54efa2bb88537b2f6f4e11 /fs/bio-integrity.c | |
| parent | 20d0189b1012a37d2533a87fb451f7852f2418d1 (diff) | |
| download | linux-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.c | 45 |
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 |