arc_change_state
arc_change_state(arc_l2c_only, hdr, hash_lock);
arc_change_state(arc_anon, hdr, hash_lock);
arc_change_state(evicted_state, hdr, hash_lock);
arc_change_state(arc_mru, hdr, hash_lock);
arc_change_state(arc_mfu, hdr, hash_lock);
arc_change_state(new_state, hdr, hash_lock);
arc_change_state(new_state, hdr, hash_lock);
arc_change_state(arc_mfu, hdr, hash_lock);
arc_change_state(arc_anon, hdr, hash_lock);
arc_change_state(arc_anon, hdr, hash_lock);
arc_change_state(arc_anon, hdr, hash_lock);
arc_change_state(arc_anon, exists, hash_lock);
arc_change_state(arc_anon, hdr, hash_lock);