netdev - Re: [PATCH net-next v2 0/2] udp_tunnel: convert mlx5 to the new udp

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Message-ID: <4565008e504799c2fb5a008d27a7ac427db9813e.camel@mellanox.com>
Date:   Wed, 29 Jul 2020 06:41:22 +0000
From:   Saeed Mahameed <saeedm@...lanox.com>
To:     "kuba@...nel.org" <kuba@...nel.org>
CC:     "mkubecek@...e.cz" <mkubecek@...e.cz>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "davem@...emloft.net" <davem@...emloft.net>
Subject: Re: [PATCH net-next v2 0/2] udp_tunnel: convert mlx5 to the new
 udp_tunnel infrastructure

On Tue, 2020-07-28 at 14:46 -0700, Jakub Kicinski wrote:
> This set converts mlx5 to the new infrastructure.
> 
> We need a small amount of special handling as mlx5 expects IANA VXLAN
> port to always be programmed into the device. ethtool will show such
> ports in a separate, type-less, fake table, at the end:
> 
> Tunnel information for eth0:
>   UDP port table 0: 
>     Size: 7
>     Types: vxlan
>     No entries
>   UDP port table 1: 
>     Size: 1
>     Types: none (static entries)
>     Entries (1):
>         port 4789, vxlan
> 
> Saeed - this should apply on top of net-next, independently of
> the Intel patches, would you mind taking this in for testing
> and review? I'll post the netdevsim & test once Intel patches
> re-emerge.
> 

Started testing, will have results in the morning.

> v2: - don't disable the offload on reprs in patch #2.
> 
> Jakub Kicinski (2):
>   udp_tunnel: add the ability to hard-code IANA VXLAN
>   mlx5: convert to new udp_tunnel infrastructure
> 
>  Documentation/networking/ethtool-netlink.rst  |  3 +
>  drivers/net/ethernet/mellanox/mlx5/core/en.h  |  2 -
>  .../net/ethernet/mellanox/mlx5/core/en_main.c | 88 ++---------------
> --
>  .../net/ethernet/mellanox/mlx5/core/en_rep.c  |  6 +-
>  .../ethernet/mellanox/mlx5/core/lib/vxlan.c   | 87 +++++++++------
> ---
>  .../ethernet/mellanox/mlx5/core/lib/vxlan.h   |  6 +-
>  include/net/udp_tunnel.h                      |  5 ++
>  net/ethtool/tunnels.c                         | 69 +++++++++++++--
>  net/ipv4/udp_tunnel_nic.c                     |  7 ++
>  9 files changed, 130 insertions(+), 143 deletions(-)
>