block: Add bio_clone_fast()

[mirror_ubuntu-zesty-kernel.git] / drivers / md / bcache / request.c

diff --git a/drivers/md/bcache/request.c b/drivers/md/bcache/request.c
index 4c0a422fd49ff3a8443f757e96c489ecc820ca1d..63451c724781d0cb36f103d31dd81f466665b202 100644 (file)
--- a/drivers/md/bcache/request.c
+++ b/drivers/md/bcache/request.c
@@ -613,7 +613,6 @@ struct search {
 
        struct btree_op         op;
        struct data_insert_op   iop;
-       struct bio_vec          bv[BIO_MAX_PAGES];
 };
 
 static void bch_cache_read_endio(struct bio *bio, int error)
@@ -761,9 +760,7 @@ static void do_bio_hook(struct search *s)
        struct bio *bio = &s->bio.bio;
 
        bio_init(bio);
-       bio->bi_io_vec          = s->bv;
-       bio->bi_max_vecs        = BIO_MAX_PAGES;
-       __bio_clone(bio, s->orig_bio);
+       __bio_clone_fast(bio, s->orig_bio);
        bio->bi_end_io          = request_endio;
        bio->bi_private         = &s->cl;
 
@@ -1065,8 +1062,7 @@ static void cached_dev_write(struct cached_dev *dc, struct search *s)
                        closure_bio_submit(flush, cl, s->d);
                }
        } else {
-               s->iop.bio = bio_clone_bioset(bio, GFP_NOIO,
-                                             dc->disk.bio_split);
+               s->iop.bio = bio_clone_fast(bio, GFP_NOIO, dc->disk.bio_split);
 
                closure_bio_submit(bio, cl, s->d);
        }