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| author | Jinyoung Choi <j-young.choi@samsung.com> | 2023-08-03 05:49:56 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2023-08-10 01:05:35 +0300 |
| commit | 80814b8e359f7207595f52702aea432a7bd61200 (patch) | |
| tree | 89a0f05959bfe4e2066790f0ccda47a3f6be1d1a /drivers/target | |
| parent | 7c8998f75d2d42ddefb172239b0f689392958309 (diff) | |
| download | linux-80814b8e359f7207595f52702aea432a7bd61200.tar.xz | |
bio-integrity: update the payload size in bio_integrity_add_page()
Previously, the bip's bi_size has been set before an integrity pages
were added. If a problem occurs in the process of adding pages for
bip, the bi_size mismatch problem must be dealt with.
When the page is successfully added to bvec, the bi_size is updated.
The parts affected by the change were also contained in this commit.
Cc: Christoph Hellwig <hch@lst.de>
Cc: Martin K. Petersen <martin.petersen@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jinyoung Choi <j-young.choi@samsung.com>
Tested-by: "Martin K. Petersen" <martin.petersen@oracle.com>
Reviewed-by: "Martin K. Petersen" <martin.petersen@oracle.com>
Link: https://lore.kernel.org/r/20230803024956epcms2p38186a17392706650c582d38ef3dbcd32@epcms2p3
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/target')
| -rw-r--r-- | drivers/target/target_core_iblock.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c index 3d1b511ea284..a7050f63b7cc 100644 --- a/drivers/target/target_core_iblock.c +++ b/drivers/target/target_core_iblock.c @@ -689,7 +689,6 @@ iblock_alloc_bip(struct se_cmd *cmd, struct bio *bio, return PTR_ERR(bip); } - bip->bip_iter.bi_size = bio_integrity_bytes(bi, bio_sectors(bio)); /* virtual start sector must be in integrity interval units */ bip_set_seed(bip, bio->bi_iter.bi_sector >> (bi->interval_exp - SECTOR_SHIFT)); @@ -697,7 +696,7 @@ iblock_alloc_bip(struct se_cmd *cmd, struct bio *bio, pr_debug("IBLOCK BIP Size: %u Sector: %llu\n", bip->bip_iter.bi_size, (unsigned long long)bip->bip_iter.bi_sector); - resid = bip->bip_iter.bi_size; + resid = bio_integrity_bytes(bi, bio_sectors(bio)); while (resid > 0 && sg_miter_next(miter)) { len = min_t(size_t, miter->length, resid); |