mtd_concat_create
info->cmtd = mtd_concat_create(info->mtds, info->nmaps,
info->mtd = mtd_concat_create(cdev, info->num_subdev,
mtd = mtd_concat_create(concat->subdev, concat->num_subdev, name);
EXPORT_SYMBOL(mtd_concat_create);
struct mtd_info *mtd_concat_create(