Function uihold

freebsd/kern/kern_resource.c:1417–1422

* Place another refcount on a uidinfo struct. */

 * Place another refcount on a uidinfo struct.
 */
void
uihold(struct uidinfo *uip)
{

	refcount_acquire(&uip->ui_ref);
}

/*-
 * Since uidinfo structs have a long lifetime, we use an