netdev - Re: [PATCH net-next v7] openvswitch: enable NSH support

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Message-ID: <20170905114949.5849b75f@griffin>
Date:   Tue, 5 Sep 2017 11:49:49 +0200
From:   Jiri Benc <jbenc@...hat.com>
To:     Jan Scheurich <jan.scheurich@...csson.com>
Cc:     "Yang, Yi" <yi.y.yang@...el.com>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "davem@...emloft.net" <davem@...emloft.net>,
        "dev@...nvswitch.org" <dev@...nvswitch.org>,
        "e@...g.me" <e@...g.me>, "blp@....org" <blp@....org>
Subject: Re: [PATCH net-next v7] openvswitch: enable NSH support

On Mon, 4 Sep 2017 14:45:50 +0000, Jan Scheurich wrote:
> So what is the correct layout for MASKED_SET action with nested fields?
> 1. All nested values, followed by all nested masks, or
> 2. For each nested field value followed by mask?
> 
> I guess alternative 1, but just to be sure.

It's 2. Alternative 1 breaks netlink assumptions, is ugly to implement
and probably impossible to be properly validated.

 Jiri