Function reroot_conf

freebsd/kern/kern_shutdown.c:278–290

* The only reason this exists is to create the /dev/reroot/ directory, * used by reroot code in init(8) as a mountpoint for tmpfs. */

 * used by reroot code in init(8) as a mountpoint for tmpfs.
 */
static void
reroot_conf(void *unused)
{
	int error;
	struct cdev *cdev;

	error = make_dev_p(MAKEDEV_CHECKNAME | MAKEDEV_WAITOK, &cdev,
	    &reroot_cdevsw, NULL, UID_ROOT, GID_WHEEL, 0600, "reroot/reroot");
	if (error != 0) {
		printf("%s: failed to create device node, error %d",
		    __func__, error);
	}
}

SYSINIT(reroot_conf, SI_SUB_DEVFS, SI_ORDER_ANY, reroot_conf, NULL);