sg_proc_deviter
struct sg_proc_deviter * it = kmalloc_obj(*it);
struct sg_proc_deviter * it = s->private;
struct sg_proc_deviter * it = (struct sg_proc_deviter *) v;
struct sg_proc_deviter * it = (struct sg_proc_deviter *) v;
struct sg_proc_deviter * it = (struct sg_proc_deviter *) v;