netdev - Re: [PATCH net-next 09/11] devlink: Add new enable

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Date:   Wed, 18 Mar 2020 10:56:52 +0530
From:   Pavan Chebbi <pavan.chebbi@...adcom.com>
To:     Jakub Kicinski <kuba@...nel.org>
Cc:     Vasundhara Volam <vasundhara-v.volam@...adcom.com>,
        davem@...emloft.net, netdev@...r.kernel.org,
        Jiri Pirko <jiri@...lanox.com>,
        Michael Chan <michael.chan@...adcom.com>
Subject: Re: [PATCH net-next 09/11] devlink: Add new enable_ecn generic device param

On Tue, Mar 17, 2020 at 11:22 PM Jakub Kicinski <kuba@...nel.org> wrote:
>
> On Tue, 17 Mar 2020 20:47:24 +0530 Vasundhara Volam wrote:
> > From: Pavan Chebbi <pavan.chebbi@...adcom.com>
> >
> > Add new device parameter to enable/disable handling of Explicit
> > Congestion Notification(ECN) in the device.
> >
> > This patch also addresses comments from Jiri Pirko, to update the
> > devlink-info.rst documentation.
> >
> > Cc: Jiri Pirko <jiri@...lanox.com>
> > Signed-off-by: Pavan Chebbi <pavan.chebbi@...adcom.com>
> > Signed-off-by: Vasundhara Volam <vasundhara-v.volam@...adcom.com>
> > Signed-off-by: Michael Chan <michael.chan@...adcom.com>
>
> Nacked-by: Jakub Kicinski <kuba@...nel.org>
>
> We've been over this multiple times. Devlink is not for configuring
> forwarding features. Use qdisc offload.

This is just a config option like enable_sriov and enable_roce.
This will only enable the capability in the device and not configure any rules.