[dpdk-dev] [PATCH v4 2/3] net/virtio: add packet injection method

[Stephen Hemminger]

On Thu,  4 Jan 2018 07:59:37 -0800
Xiao Wang <xiao.w.wang at intel.com> wrote:

> This patch adds dev_pause, dev_resume and inject_pkts api to allow
> driver to pause the worker thread and inject special packets into
> Tx queue. The next patch will be based on this.
> 
> Signed-off-by: Xiao Wang <xiao.w.wang at intel.com>

Why is this needed? It isn't obvious what the mechanism is trying to solve.