LWB_STATE_OPENED
ASSERT(last_lwb_opened->lwb_state == LWB_STATE_OPENED ||
ASSERT(last_lwb_opened->lwb_state == LWB_STATE_OPENED ||
EQUIV(lwb->lwb_root_zio != NULL, lwb->lwb_state == LWB_STATE_OPENED);
lwb->lwb_state = LWB_STATE_OPENED;
ASSERT3S(lwb->lwb_state, ==, LWB_STATE_OPENED);
ASSERT3S(lwb->lwb_state, ==, LWB_STATE_OPENED);
ASSERT3S(lwb->lwb_state, ==, LWB_STATE_OPENED);
IMPLY(nlwb != NULL, lwb->lwb_state != LWB_STATE_OPENED);
if (lwb != NULL && lwb->lwb_state == LWB_STATE_OPENED) {
ASSERT3S(lwb->lwb_state, !=, LWB_STATE_OPENED);
ASSERT(lwb->lwb_state == LWB_STATE_OPENED ||