Commit 1ac0ae06 authored by Denis ChengRq's avatar Denis ChengRq Committed by Jens Axboe
Browse files

bio: make use of bvec_nr_vecs 



Since introduced in 7ba1ba12, it should be made use of.

Signed-off-by: default avatarDenis ChengRq <crquan@gmail.com>
Signed-off-by: default avatarJens Axboe <jens.axboe@oracle.com>
parent ba198efb

fs/bio.c

+3 −6
Original line number Diff line number Diff line
@@ -77,11 +77,8 @@ struct bio_vec *bvec_alloc_bs(gfp_t gfp_mask, int nr, unsigned long *idx, struct 
	 */



	bvl = mempool_alloc(bs->bvec_pools[*idx], gfp_mask);

	if (bvl) {

		struct biovec_slab *bp = bvec_slabs + *idx;



		memset(bvl, 0, bp->nr_vecs * sizeof(struct bio_vec));

	}

	if (bvl)

		memset(bvl, 0, bvec_nr_vecs(*idx) * sizeof(struct bio_vec));



	return bvl;

}
@@ -149,7 +146,7 @@ struct bio *bio_alloc_bioset(gfp_t gfp_mask, int nr_iovecs, struct bio_set *bs) 
				goto out;

			}

			bio->bi_flags |= idx << BIO_POOL_OFFSET;

			bio->bi_max_vecs = bvec_slabs[idx].nr_vecs;

			bio->bi_max_vecs = bvec_nr_vecs(idx);

		}

		bio->bi_io_vec = bvl;

	}