netdev - Re: [PATCH net-next 2/4] mlx4: xdp: Allow raising MTU up to one page minus eth and vlan hdrs

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Date:   Mon, 5 Dec 2016 17:46:33 +0000
From:   Jakub Kicinski <kubakici@...pl>
To:     Martin KaFai Lau <kafai@...com>
Cc:     Rick Jones <rick.jones2@....com>, <netdev@...r.kernel.org>,
        Alexei Starovoitov <ast@...com>,
        Brenden Blanco <bblanco@...mgrid.com>,
        Daniel Borkmann <daniel@...earbox.net>,
        David Miller <davem@...emloft.net>,
        Saeed Mahameed <saeedm@...lanox.com>,
        Tariq Toukan <tariqt@...lanox.com>,
        Kernel Team <kernel-team@...com>
Subject: Re: [PATCH net-next 2/4] mlx4: xdp: Allow raising MTU up to one
 page minus eth and vlan hdrs

On Sat, 3 Dec 2016 19:19:58 -0800, Martin KaFai Lau wrote:
> AFAIK, only mlx4/5 supports XDP now.

That is, unfortunately, not true.

$ git checkout net-next/master
$ git grep ndo_xdp drivers/
drivers/net/ethernet/mellanox/mlx4/en_netdev.c: .ndo_xdp                = mlx4_xdp,
drivers/net/ethernet/mellanox/mlx4/en_netdev.c: .ndo_xdp                = mlx4_xdp,
drivers/net/ethernet/mellanox/mlx5/core/en_main.c:      .ndo_xdp                 = mlx5e_xdp,
drivers/net/ethernet/mellanox/mlx5/core/en_main.c:      .ndo_xdp                 = mlx5e_xdp,
drivers/net/ethernet/netronome/nfp/nfp_net_common.c:    .ndo_xdp                = nfp_net_xdp,
drivers/net/ethernet/qlogic/qede/qede_main.c:   .ndo_xdp = qede_xdp,