netdev - Re: Exposing device ACL setting through devlink

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Message-ID: <7e4c2c8f-a5b0-799c-3083-cfefcf37bf10@linux.ibm.com>
Date:   Tue, 8 Sep 2020 13:27:13 -0500
From:   Thomas Falcon <tlfalcon@...ux.ibm.com>
To:     Jakub Kicinski <kuba@...nel.org>, Jiri Pirko <jiri@...nulli.us>
Cc:     netdev@...r.kernel.org, jiri@...dia.com
Subject: Re: Exposing device ACL setting through devlink

On 9/4/20 5:37 PM, Jakub Kicinski wrote:
> On Fri, 4 Sep 2020 10:31:41 +0200 Jiri Pirko wrote:
>> Thu, Sep 03, 2020 at 07:59:45PM CEST, tlfalcon@...ux.ibm.com wrote:
>>> Hello, I am trying to expose MAC/VLAN ACL and pvid settings for IBM
>>> VNIC devices to administrators through devlink (originally through
>>> sysfs files, but that was rejected in favor of devlink). Could you
>>> give any tips on how you might go about doing this?
>> Tom, I believe you need to provide more info about what exactly do you
>> need to setup. But from what you wrote, it seems like you are looking
>> for bridge/tc offload. The infra is already in place and drivers are
>> implementing it. See mlxsw for example.
> I think Tom's use case is effectively exposing the the VF which VLANs
> and what MAC addrs it can use. Plus it's pvid. See:
>
> https://www.spinics.net/lists/netdev/msg679750.html

Thanks, Jakub,

Right now, the use-case is to expose the allowed VLAN's and MAC 
addresses and the VF's PVID. Other use-cases may be explored later on 
though.