mirror of https://gitee.com/openkylin/linux.git
bio: make use of bvec_nr_vecs
Since introduced in 7ba1ba12ee
, it should be made use of.
Signed-off-by: Denis ChengRq <crquan@gmail.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
This commit is contained in:
parent
ba198efb5e
commit
1ac0ae062c
9
fs/bio.c
9
fs/bio.c
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@ -77,11 +77,8 @@ struct bio_vec *bvec_alloc_bs(gfp_t gfp_mask, int nr, unsigned long *idx, struct
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*/
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bvl = mempool_alloc(bs->bvec_pools[*idx], gfp_mask);
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if (bvl) {
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struct biovec_slab *bp = bvec_slabs + *idx;
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memset(bvl, 0, bp->nr_vecs * sizeof(struct bio_vec));
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}
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if (bvl)
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memset(bvl, 0, bvec_nr_vecs(*idx) * sizeof(struct bio_vec));
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return bvl;
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}
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@ -149,7 +146,7 @@ struct bio *bio_alloc_bioset(gfp_t gfp_mask, int nr_iovecs, struct bio_set *bs)
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goto out;
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}
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bio->bi_flags |= idx << BIO_POOL_OFFSET;
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bio->bi_max_vecs = bvec_slabs[idx].nr_vecs;
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bio->bi_max_vecs = bvec_nr_vecs(idx);
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}
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bio->bi_io_vec = bvl;
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}
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