ibd_sched_poll
static int ibd_sched_poll(ibd_state_t *, int, int);
if (ibd_sched_poll(state, IBD_RSRC_SWQE, 0) == 0) {
} else if (ibd_sched_poll(state, IBD_RSRC_SWQE, 1) != 0) {
if (ibd_sched_poll(state, IBD_RSRC_LSOBUF, 1) != 0) {