On Thu, Jul 26, 2018 at 10:27:38PM +0800, Marvin Liu wrote: > Option builtin-net-driver is used to demonstrate how to implement > vhost-user driver based on vhost lib APIs. Unfortunately, very simple > vhost driver in vhost sample is incompatible with QEMU as protocol > feature not supported. > > Signed-off-by: Marvin Liu <yong....@intel.com> > --- > v2: > * Updated descriptions. > --- > diff --git a/doc/guides/sample_app_ug/vhost.rst > b/doc/guides/sample_app_ug/vhost.rst > index 9112e7897..396d83211 100644 > --- a/doc/guides/sample_app_ug/vhost.rst > +++ b/doc/guides/sample_app_ug/vhost.rst > @@ -158,6 +158,11 @@ when disabling VLAN strip. Such feature, which heavily > depends on hardware, > should be removed from this example to reduce confusion. Now, VLAN strip is > enabled and cannot be disabled. > > +**--builtin-net-driver** > +Very simple enqueue and dequeue function will be used when this option is > +given. It can demonstrate how to construct vhost-user driver with vhost lib > +APIs. It is disabled by default.
Maybe something like: A very simple vhost-user net driver which demonstrates how to use the generic vhost APIs will be used when this option is given. It is disabled by default. > + > Common Issues > ------------- > > @@ -192,3 +197,8 @@ Common Issues > according to the NIC's property. :: > > make EXTRA_CFLAGS="-DMAX_QUEUES=320" > + > +* Option "builtin-net-driver" is incompatible with QEMU. Better to remove above '.' > + > + QEMU vhost net device start will fail if protocol feature is not > + negotiated. DPDK virtio-user can be the replacement of QEMU. > -- > 2.17.0 >
