On 6/15/2016 10:03 AM, Jianfeng Tan wrote: ...
> > diff --git a/config/common_linuxapp b/config/common_linuxapp > index 7e698e2..2483dfa 100644 > --- a/config/common_linuxapp > +++ b/config/common_linuxapp > @@ -43,3 +43,4 @@ CONFIG_RTE_LIBRTE_VHOST=y > CONFIG_RTE_LIBRTE_PMD_VHOST=y > CONFIG_RTE_LIBRTE_PMD_AF_PACKET=y > CONFIG_RTE_LIBRTE_POWER=y > +CONFIG_RTE_VIRTIO_USER=y With current config structure, all configuration parameters put into common_base with a default value, and overwritten in environment file if required, VIRTIO_USER is missing in common_base. You can check CONFIG_RTE_LIBRTE_VHOST as sample.