hvaddr_mem
cmd = hvaddr_mem(desc->addr, sizeof(*cmd));
iov->iov_base = hvaddr_mem((*desc)->addr, iov->iov_len);
iov->iov_base = hvaddr_mem(desc->addr, iov->iov_len);
iov->iov_base = hvaddr_mem(desc->addr +
iov->iov_base = hvaddr_mem(desc->addr, iov->iov_len);
iov->iov_base = hvaddr_mem(desc->addr +
iov->iov_base = hvaddr_mem(desc->addr, iov->iov_len);
hva = hvaddr_mem(vq_info->q_gpa, vring_size(vq_info->qs));
void *hvaddr_mem(paddr_t, size_t);