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

[Jakub Kicinski]

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.