netdev - Re: [Intel-wired-lan] [PATCH iwl-net v2 1/2] igc: Report VLAN EtherType matching back to user

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Date: Mon, 25 Dec 2023 11:47:02 +0200
From: "naamax.meir" <naamax.meir@...ux.intel.com>
To: Kurt Kanzenbach <kurt@...utronix.de>,
 Jesse Brandeburg <jesse.brandeburg@...el.com>,
 Tony Nguyen <anthony.l.nguyen@...el.com>,
 Vinicius Costa Gomes <vinicius.gomes@...el.com>
Cc: netdev@...r.kernel.org, Eric Dumazet <edumazet@...gle.com>,
 intel-wired-lan@...ts.osuosl.org, Jakub Kicinski <kuba@...nel.org>,
 Paolo Abeni <pabeni@...hat.com>, "David S. Miller" <davem@...emloft.net>
Subject: Re: [Intel-wired-lan] [PATCH iwl-net v2 1/2] igc: Report VLAN
 EtherType matching back to user

On 12/1/2023 09:50, Kurt Kanzenbach wrote:
> Currently the driver allows to configure matching by VLAN EtherType.
> However, the retrieval function does not report it back to the user. Add
> it.
> 
> Before:
> |root@...t:~# ethtool -N enp3s0 flow-type ether vlan-etype 0x8100 action 0
> |Added rule with ID 63
> |root@...t:~# ethtool --show-ntuple enp3s0
> |4 RX rings available
> |Total 1 rules
> |
> |Filter: 63
> |        Flow Type: Raw Ethernet
> |        Src MAC addr: 00:00:00:00:00:00 mask: FF:FF:FF:FF:FF:FF
> |        Dest MAC addr: 00:00:00:00:00:00 mask: FF:FF:FF:FF:FF:FF
> |        Ethertype: 0x0 mask: 0xFFFF
> |        Action: Direct to queue 0
> 
> After:
> |root@...t:~# ethtool -N enp3s0 flow-type ether vlan-etype 0x8100 action 0
> |Added rule with ID 63
> |root@...t:~# ethtool --show-ntuple enp3s0
> |4 RX rings available
> |Total 1 rules
> |
> |Filter: 63
> |        Flow Type: Raw Ethernet
> |        Src MAC addr: 00:00:00:00:00:00 mask: FF:FF:FF:FF:FF:FF
> |        Dest MAC addr: 00:00:00:00:00:00 mask: FF:FF:FF:FF:FF:FF
> |        Ethertype: 0x0 mask: 0xFFFF
> |        VLAN EtherType: 0x8100 mask: 0x0
> |        VLAN: 0x0 mask: 0xffff
> |        User-defined: 0x0 mask: 0xffffffffffffffff
> |        Action: Direct to queue 0
> 
> Fixes: 2b477d057e33 ("igc: Integrate flex filter into ethtool ops")
> Signed-off-by: Kurt Kanzenbach <kurt@...utronix.de>
> Acked-by: Vinicius Costa Gomes <vinicius.gomes@...el.com>
> ---
>   drivers/net/ethernet/intel/igc/igc_ethtool.c | 6 ++++++
>   1 file changed, 6 insertions(+)

Tested-by: Naama Meir <naamax.meir@...ux.intel.com>