forked from luck/tmp_suning_uos_patched
blk: Fix bio_io_vec index when checking bvec gaps
Corrects a coding error from earlier patch.
Reported by: Sagi Grimberg <sagig@dev.mellanox.co.il>
Signed-off-by: Keith Busch <keith.busch@intel.com>
Fixes: 03100aada9
("block: Replace SG_GAPS with new queue limits mask")
Signed-off-by: Jens Axboe <axboe@fb.com>
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03100aada9
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2ca495ac27
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@ -488,7 +488,7 @@ static int req_gap_to_prev(struct request *req, struct bio *next)
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struct bio *prev = req->biotail;
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return bvec_gap_to_prev(req->q, &prev->bi_io_vec[prev->bi_vcnt - 1],
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next->bi_io_vec[1].bv_offset);
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next->bi_io_vec[0].bv_offset);
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}
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static int ll_merge_requests_fn(struct request_queue *q, struct request *req,
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