linux-imx

        }

        bio_advance_iter(from, &from_iter, tovec.bv_len);

    }

}

​

static void bounce_end_io(struct bio *bio, mempool_t *pool)

{

    struct bio *bio_orig = bio->bi_private;

    struct bio_vec *bvec, orig_vec;

    struct bvec_iter orig_iter = bio_orig->bi_iter;

    struct bvec_iter_all iter_all;

​

    /*

     * free up bounce indirect pages used

     */

        orig_vec = bio_iter_iovec(bio_orig, orig_iter);

        if (bvec->bv_page != orig_vec.bv_page) {

            dec_zone_page_state(bvec->bv_page, NR_BOUNCE);

            mempool_free(bvec->bv_page, pool);

        }

        bio_advance_iter(bio_orig, &orig_iter, orig_vec.bv_len);

    }

​

    bio_orig->bi_status = bio->bi_status;

    bio_endio(bio_orig);