SRCU_SIZE_BIG
if (ss_state != SRCU_SIZE_SMALL && ss_state != SRCU_SIZE_BIG) {
WRITE_ONCE(ssp->srcu_sup->srcu_size_state, SRCU_SIZE_BIG);
cbs = ss_state < SRCU_SIZE_BIG || snp->srcu_have_cbs[idx] == gpseq;
if (ss_state < SRCU_SIZE_BIG)