netdev - Re: [PATCH net-next v2 1/6] net: dcb: add new pcp selector to app object

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Message-ID: <20221003092522.6aaa6d55@kernel.org>
Date:   Mon, 3 Oct 2022 09:25:22 -0700
From:   Jakub Kicinski <kuba@...nel.org>
To:     Petr Machata <petrm@...dia.com>
Cc:     Daniel Machon <daniel.machon@...rochip.com>,
        <netdev@...r.kernel.org>, <davem@...emloft.net>,
        <maxime.chevallier@...tlin.com>, <thomas.petazzoni@...tlin.com>,
        <edumazet@...gle.com>, <pabeni@...hat.com>,
        <lars.povlsen@...rochip.com>, <Steen.Hegelund@...rochip.com>,
        <UNGLinuxDriver@...rochip.com>, <joe@...ches.com>,
        <linux@...linux.org.uk>, <horatiu.vultur@...rochip.com>,
        <Julia.Lawall@...ia.fr>, <vladimir.oltean@....com>,
        <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH net-next v2 1/6] net: dcb: add new pcp selector to app
 object

On Mon, 3 Oct 2022 09:52:59 +0200 Petr Machata wrote:
> I assumed the policy is much more strict with changes like this. If you
> think it's OK, I'm fine with it as well.
> 
> The userspace (lldpad in particular) is doing the opposite thing BTW:
> assuming everything in the nest is a DCB_ATTR_IEEE_APP. When we start
> emitting the new attribute, it will get confused.

Can you add an attribute or a flag to the request which would turn
emitting the new attrs on?