SCHED_STATE_UNUSED
if (e->state == SCHED_STATE_UNUSED ||
if (e->state == SCHED_STATE_UNUSED) {
if (e->state == SCHED_STATE_UNUSED)
if (!atomic_read(&e->refcnt) && e->state != SCHED_STATE_UNUSED) {
e->state = SCHED_STATE_UNUSED;
s->tab[i].state = SCHED_STATE_UNUSED;