[dpdk-dev] [PATCH v2 5/7] net/virtio_user: add vhost kernel support

Jason Wang jasowang at redhat.com
Fri Jan 13 03:27:27 CET 2017

On 2017年01月12日 17:40, Tan, Jianfeng wrote:
> Hi Jason,
>> Ok, just want to show its advantages. It can be added on top.
>> And two more suggestions:
>> - better to split tap support out of vhost file
> Good suggestion! Will do that in next version.
>> - kernel support more than 8 queues on recent kernel, so there's no 
>> need to limit it to 8. When running on old kernel, TUNSETIFF will 
>> fail which can give user a hint to reduce #queues.
> After a try, even we remove such restriction in vhost_kernel backend, 
> we are still restricted by VIRTIO_MAX_VIRTQUEUES (8) defined in virtio 
> PMD.

I think we'd better remove this limitation in the future.


> Thanks for the suggestions!
> Jianfeng

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