[dpdk-dev] [PATCH v4] vhost: Add indirect descriptors support to the TX path

Thomas Monjalon thomas.monjalon at 6wind.com
Tue Nov 1 10:39:35 CET 2016

2016-11-01 16:15, Yuanhan Liu:
> On Fri, Oct 28, 2016 at 09:58:51AM +0200, Maxime Coquelin wrote:
> > Agree, what we need is to be able to disable Virtio PMD features
> > without having to rebuild the PMD.
> I want this feature (or more precisely, ability) long times ago.
> For example, I'd wish there is an option like "force_legacy" when
> both legacy and modern exist.

You can change the behaviour of the driver with a run-time parameter
as a struct rte_devargs.

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