From: Tiwei Bie <tiwei.bie@intel.com>
To: Marvin Liu <yong.liu@intel.com>
Cc: marko.kovacevic@intel.com, dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH v2] doc: add note for builtin-net-driver option
Date: Tue, 31 Jul 2018 15:27:10 +0800 [thread overview]
Message-ID: <20180731072710.GA77155@debian.sh.intel.com> (raw)
In-Reply-To: <20180726142738.58543-1-yong.liu@intel.com>
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.liu@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
>
next prev parent reply other threads:[~2018-07-31 7:29 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-25 17:12 [dpdk-dev] [PATCH] " Marvin Liu
2018-07-26 14:27 ` [dpdk-dev] [PATCH v2] " Marvin Liu
2018-07-31 7:27 ` Tiwei Bie [this message]
2018-07-31 16:00 ` [dpdk-dev] [PATCH v3] " Marvin Liu
2018-08-07 13:52 ` Mcnamara, John
2018-08-09 19:21 ` Thomas Monjalon
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