u16 thread_index = vm->thread_index;
u16 copy_len = 0;
+ /* The descriptor table is not ready yet */
+ if (PREDICT_FALSE (txvq->avail == 0))
+ return 0;
+
{
/* do we have pending interrupts ? */
vhost_user_vring_t *rxvq = &vui->vrings[VHOST_VRING_IDX_RX (qid)];