On Mon, May 10, 2021 at 06:53:19PM +0200, Heinrich Kuhn wrote: > From: "Chaoyong.He" <chaoyong...@corigine.com> > > Set the Rx multi-queue mode to NONE when configuring a port that is > associated with hardware that only supports a single Rx queue. > > Signed-off-by: Chaoyong He <chaoyong...@corigine.com> > Signed-off-by: Heinrich Kuhn <heinrich.k...@netronome.com> > Signed-off-by: Simon Horman <simon.hor...@netronome.com> > --- > examples/l3fwd/main.c | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/examples/l3fwd/main.c b/examples/l3fwd/main.c > index bb49e5faf..87b638ac0 100644 > --- a/examples/l3fwd/main.c > +++ b/examples/l3fwd/main.c > @@ -953,6 +953,10 @@ l3fwd_poll_resource_setup(void) > > local_port_conf.rx_adv_conf.rss_conf.rss_hf &= > dev_info.flow_type_rss_offloads; > + > + if (dev_info.max_rx_queues == 1) > + local_port_conf.rxmode.mq_mode = ETH_MQ_RX_NONE; > +
While it makes sense to do this when the port only supports a single queue, would it not also make sense to do this when the requested queues are 1 too? Adding some lookup library maintainers on CC - I assume that the RSS value is not actually used for lookup anywhere in l3fwd. /Bruce
