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[SG] Update block layer to use sg helpers

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Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
This commit is contained in:
Jens Axboe 2007-10-22 19:39:33 +02:00
parent 82f66fbef5
commit 9b61764bcb
1 changed files with 6 additions and 2 deletions
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8
block/ll_rw_blk.c
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@ -1354,8 +1354,9 @@ int blk_rq_map_sg(struct request_queue *q, struct request *rq,
else
sg = sg_next(sg);
memset(sg, 0, sizeof(*sg));
sg->page = bvec->bv_page;
sg_dma_len(sg) = 0;
sg_dma_address(sg) = 0;
sg_set_page(sg, bvec->bv_page);
sg->length = nbytes;
sg->offset = bvec->bv_offset;
nsegs++;
@ -1363,6 +1364,9 @@ int blk_rq_map_sg(struct request_queue *q, struct request *rq,
bvprv = bvec;
} /* segments in rq */
if (sg)
__sg_mark_end(sg);
return nsegs;
}