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    Subject[PATCH 006 of 6] Share code between init_request_from_bio and blk_rq_bio_prep

    These have very similar functions and should share code where
    possible.

    Signed-off-by: Neil Brown <neilb@suse.de>

    ### Diffstat output
    ./block/ll_rw_blk.c | 8 +-------
    1 file changed, 1 insertion(+), 7 deletions(-)
    diff .prev/block/ll_rw_blk.c ./block/ll_rw_blk.c
    --- .prev/block/ll_rw_blk.c 2007-08-16 21:10:55.000000000 +1000
    +++ ./block/ll_rw_blk.c 2007-08-16 21:11:03.000000000 +1000
    @@ -2932,15 +2932,9 @@ static void init_request_from_bio(struct

    req->errors = 0;
    req->hard_sector = req->sector = bio->bi_sector;
    - req->hard_nr_sectors = req->nr_sectors = bio_sectors(bio);
    - req->current_nr_sectors = req->hard_cur_sectors = bio_cur_sectors(bio);
    - req->nr_phys_segments = bio_phys_segments(req->q, bio);
    - req->nr_hw_segments = bio_hw_segments(req->q, bio);
    - req->buffer = bio_data(bio); /* see ->buffer comment above */
    - req->bio = req->biotail = bio;
    req->ioprio = bio_prio(bio);
    - req->rq_disk = bio->bi_bdev->bd_disk;
    req->start_time = jiffies;
    + blk_rq_bio_prep(req->q, req, bio);
    }

    static int __make_request(struct request_queue *q, struct bio *bio)
    -
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