init_mknod
ret = init_mknod(devname, S_IFCHR | 0600,
init_mknod(devname, S_IFBLK | 0600, new_encode_dev(dev));
int __init init_mknod(const char *filename, umode_t mode, unsigned int dev);
return init_mknod(name, S_IFBLK | 0600, new_encode_dev(dev));
init_mknod(collected, mode, rdev);
err = init_mknod("/dev/console", S_IFCHR | S_IRUSR | S_IWUSR,