[SG] Update block layer to use sg helpers
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
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82f66fbef5
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1 changed files with 6 additions and 2 deletions
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@ -1354,8 +1354,9 @@ int blk_rq_map_sg(struct request_queue *q, struct request *rq,
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else
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else
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sg = sg_next(sg);
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sg = sg_next(sg);
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memset(sg, 0, sizeof(*sg));
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sg_dma_len(sg) = 0;
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sg->page = bvec->bv_page;
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sg_dma_address(sg) = 0;
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sg_set_page(sg, bvec->bv_page);
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sg->length = nbytes;
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sg->length = nbytes;
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sg->offset = bvec->bv_offset;
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sg->offset = bvec->bv_offset;
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nsegs++;
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nsegs++;
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@ -1363,6 +1364,9 @@ int blk_rq_map_sg(struct request_queue *q, struct request *rq,
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bvprv = bvec;
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bvprv = bvec;
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} /* segments in rq */
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} /* segments in rq */
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if (sg)
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__sg_mark_end(sg);
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return nsegs;
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return nsegs;
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}
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}
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