smc_llc_enqueue
smc_llc_enqueue(link, (union smc_llc_msg *)&add_llc);
smc_llc_enqueue(link, (union smc_llc_msg *)&del_llc);
static void smc_llc_enqueue(struct smc_link *link, union smc_llc_msg *llc);
smc_llc_enqueue(link, llc);