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From: Slava Ovsiienko <viacheslavo@mellanox.com>
To: Jack Min <jackmin@mellanox.com>, Matan Azrad <matan@mellanox.com>,
	Shahaf Shuler <shahafs@mellanox.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>, "stable@dpdk.org" <stable@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH] net/mlx5: fix default rule do RSS regardless rxmode
Date: Thu, 30 Apr 2020 08:54:03 +0000	[thread overview]
Message-ID: <AM4PR05MB32652EAE943D3B65D1BF8BEDD2AA0@AM4PR05MB3265.eurprd05.prod.outlook.com> (raw)
In-Reply-To: <AM4PR05MB3265043B96916B65C597449DD2AA0@AM4PR05MB3265.eurprd05.prod.outlook.com>

> -----Original Message-----
> From: Slava Ovsiienko
> Sent: Thursday, April 30, 2020 11:52
> To: Xiaoyu Min <jackmin@mellanox.com>; Matan Azrad
> <matan@mellanox.com>; Shahaf Shuler <shahafs@mellanox.com>
> Cc: dev@dpdk.org; stable@dpdk.org
> Subject: RE: [PATCH] net/mlx5: fix default rule do RSS regardless rxmode
> 
> > -----Original Message-----
> > From: Xiaoyu Min <jackmin@mellanox.com>
> > Sent: Wednesday, April 29, 2020 16:01
> > To: Matan Azrad <matan@mellanox.com>; Shahaf Shuler
> > <shahafs@mellanox.com>; Slava Ovsiienko <viacheslavo@mellanox.com>
> > Cc: dev@dpdk.org; stable@dpdk.org
> > Subject: [PATCH] net/mlx5: fix default rule do RSS regardless rxmode
> >
> > PMD create some default control rules with RSS action if it's not
> > isolated mode.
> >
> > However whether default control rules need to do RSS or not should be
> > controlled by device configuration, the mq_mode of rxmode
> > configuration in specific.
> >
> > In another word, only when mq_mode is configured with
> > ETH_MQ_RX_RSS_FLAG set, then RSS is needed for default rules.
> >
> > Fixes: c64ccc0eca2f ("mlx5: fix overwritten RSS configuration")
> > Cc: stable@dpdk.org
> >
> > Signed-off-by: Xiaoyu Min <jackmin@mellanox.com>
Acked-by: Viacheslav Ovsiienko <viacheslavo@mellanox.com>

> 
> > ---
> >  drivers/net/mlx5/mlx5_flow.c | 2 ++
> >  1 file changed, 2 insertions(+)
> >
> > diff --git a/drivers/net/mlx5/mlx5_flow.c
> > b/drivers/net/mlx5/mlx5_flow.c index e9ae2f782c..cb593c9449 100644
> > --- a/drivers/net/mlx5/mlx5_flow.c
> > +++ b/drivers/net/mlx5/mlx5_flow.c
> > @@ -4912,6 +4912,8 @@ mlx5_ctrl_flow_vlan(struct rte_eth_dev *dev,
> >  	if (!priv->reta_idx_n || !priv->rxqs_n) {
> >  		return 0;
> >  	}
> > +	if (!(dev->data->dev_conf.rxmode.mq_mode &
> > ETH_MQ_RX_RSS_FLAG))
> > +		action_rss.types = 0;
> >  	for (i = 0; i != priv->reta_idx_n; ++i)
> >  		queue[i] = (*priv->reta_idx)[i];
> >  	flow_idx = flow_list_create(dev, &priv->ctrl_flows,
> > --
> > 2.26.0


  reply	other threads:[~2020-04-30  8:54 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-29 13:00 Xiaoyu Min
2020-04-30  8:51 ` Slava Ovsiienko
2020-04-30  8:54   ` Slava Ovsiienko [this message]
2020-04-30 11:58     ` Matan Azrad
2020-05-03  8:47 ` Raslan Darawsheh

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