SRCU_SIZE_SMALL
if (ss_state != SRCU_SIZE_SMALL && ss_state != SRCU_SIZE_BIG) {
ssp->srcu_sup->srcu_size_state = SRCU_SIZE_SMALL;
sup->srcu_size_state == SRCU_SIZE_SMALL)
if (READ_ONCE(ssp->srcu_sup->srcu_size_state) == SRCU_SIZE_SMALL && SRCU_SIZING_IS_INIT()) {
if (smp_load_acquire(&ssp->srcu_sup->srcu_size_state) != SRCU_SIZE_SMALL)
if (smp_load_acquire(&ssp->srcu_sup->srcu_size_state) != SRCU_SIZE_SMALL) {
sup->srcu_size_state = SRCU_SIZE_SMALL;