linux-kernel - Re: [PATCH net-next 0/4] net: mvpp2: cls: Add classification

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Message-ID: <20190504025353.74acbb6d@cakuba.netronome.com>
Date:   Sat, 4 May 2019 02:53:53 -0400
From:   Jakub Kicinski <jakub.kicinski@...ronome.com>
To:     Maxime Chevallier <maxime.chevallier@...tlin.com>
Cc:     davem@...emloft.net, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Antoine Tenart <antoine.tenart@...tlin.com>,
        thomas.petazzoni@...tlin.com, gregory.clement@...tlin.com,
        miquel.raynal@...tlin.com, nadavh@...vell.com, stefanc@...vell.com,
        mw@...ihalf.com, Russell King <linux@...linux.org.uk>,
        linux-arm-kernel@...ts.infradead.org,
        Saeed Mahameed <saeedm@...lanox.com>
Subject: Re: [PATCH net-next 0/4] net: mvpp2: cls: Add classification

On Tue, 30 Apr 2019 15:14:25 +0200, Maxime Chevallier wrote:
> Compared to the first submissions, the NETIF_F_NTUPLE flag was also
> removed, following Saeed's comment.

You should probably add it back, even though the stack only uses
NETIF_F_NTUPLE for aRFS the ethtool APIs historically depend on the
drivers doing a lot of the validation.

The flag was added by:

15682bc488d4 ("ethtool: Introduce n-tuple filter programming support")

your initial use of the flag was correct.