netdev - Re: [PATCH net-next 1/2] devlink: Add support to set port function as trusted

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Message-ID: <20211215150430.2dd8cd15@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com>
Date:   Wed, 15 Dec 2021 15:04:30 -0800
From:   Jakub Kicinski <kuba@...nel.org>
To:     Saeed Mahameed <saeedm@...dia.com>
Cc:     Parav Pandit <parav@...dia.com>, Jiri Pirko <jiri@...dia.com>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "davem@...emloft.net" <davem@...emloft.net>,
        Sunil Sudhakar Rani <sunrani@...dia.com>,
        Bodong Wang <bodong@...dia.com>
Subject: Re: [PATCH net-next 1/2] devlink: Add support to set port function
 as trusted

On Wed, 15 Dec 2021 22:15:10 +0000 Saeed Mahameed wrote:
> On Wed, 2021-12-15 at 11:22 -0800, Jakub Kicinski wrote:
> > On Wed, 15 Dec 2021 18:19:16 +0000 Saeed Mahameed wrote:  
> > > After some internal discussions, the plan is to not push new
> > > interfaces, but to utilize the existing devlink params interface
> > > for
> > > devlink port functions.
> > > 
> > > We will suggest a more fine grained parameters to control a port
> > > function (SF/VF) well-defined capabilities.
> > > 
> > > devlink port function param set/get DEV/PORT_INDEX name PARAMETER
> > > value
> > > VALUE cmode { runtime | driverinit | permanent }
> > > 
> > > Jiri is already on-board. Jakub I hope you are ok with this, let us
> > > know if you have any concerns before we start implementation.  
> > 
> > You can use mail pigeon to configure this, my questions were about 
> > the feature itself not the interface.  
> 
> We will have a parameter per feature we want to enable/disable instead
> of a global "trust" knob.

So you're just asking me if I'm okay with devlink params regardless if
I'm okay with what they control? Not really, I prefer an API as created
by this patches.