dm: mark split bio as cloned
When a bio gets split, mark its fragments with the BIO_CLONED flag. Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Alasdair G Kergon <agk@redhat.com>
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@ -669,6 +669,7 @@ static struct bio *split_bvec(struct bio *bio, sector_t sector,
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clone->bi_size = to_bytes(len);
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clone->bi_io_vec->bv_offset = offset;
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clone->bi_io_vec->bv_len = clone->bi_size;
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clone->bi_flags |= 1 << BIO_CLONED;
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return clone;
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}
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