diff options
| author | Christoph Hellwig <hch@lst.de> | 2015-02-11 14:07:50 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2015-02-11 11:24:14 -0700 |
| commit | d427e3c82ef4fc5fbb22c0cef0b040e6767b1028 (patch) | |
| tree | aa29959d3353fd28a3a1a5e52ee75dcbac9b7f2b /block/blk-merge.c | |
| parent | a0763b27bf24f028d8b049ad856b2ee031fb475d (diff) | |
| download | linux-d427e3c82ef4fc5fbb22c0cef0b040e6767b1028.tar.bz2 | |
block: remove unused function blk_bio_map_sg
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'block/blk-merge.c')
| -rw-r--r-- | block/blk-merge.c | 29 |
1 files changed, 0 insertions, 29 deletions
diff --git a/block/blk-merge.c b/block/blk-merge.c index 9476b1528ded..fc1ff3b1ea1f 100644 --- a/block/blk-merge.c +++ b/block/blk-merge.c @@ -283,35 +283,6 @@ int blk_rq_map_sg(struct request_queue *q, struct request *rq, } EXPORT_SYMBOL(blk_rq_map_sg); -/** - * blk_bio_map_sg - map a bio to a scatterlist - * @q: request_queue in question - * @bio: bio being mapped - * @sglist: scatterlist being mapped - * - * Note: - * Caller must make sure sg can hold bio->bi_phys_segments entries - * - * Will return the number of sg entries setup - */ -int blk_bio_map_sg(struct request_queue *q, struct bio *bio, - struct scatterlist *sglist) -{ - struct scatterlist *sg = NULL; - int nsegs; - struct bio *next = bio->bi_next; - bio->bi_next = NULL; - - nsegs = __blk_bios_map_sg(q, bio, sglist, &sg); - bio->bi_next = next; - if (sg) - sg_mark_end(sg); - - BUG_ON(bio->bi_phys_segments && nsegs > bio->bi_phys_segments); - return nsegs; -} -EXPORT_SYMBOL(blk_bio_map_sg); - static inline int ll_new_hw_segment(struct request_queue *q, struct request *req, struct bio *bio) |