Function sem_find_prison

freebsd/kern/sysv_sem.c:600–610

}

static struct prison *
sem_find_prison(struct ucred *cred)
{
	struct prison *pr, *rpr;

	pr = cred->cr_prison;
	prison_lock(pr);
	rpr = osd_jail_get(pr, sem_prison_slot);
	prison_unlock(pr);
	return rpr;
}

static int
sem_prison_cansee(struct prison *rpr, struct semid_kernel *semakptr)