netdev - RE: [PATCH 0/7] AF_PACKET transport

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Message-ID: <AM6PR05MB587930994E0425FEF4717A8FD1800@AM6PR05MB5879.eurprd05.prod.outlook.com>
Date:   Mon, 14 Jan 2019 13:52:04 +0000
From:   Maxim Mikityanskiy <maximmi@...lanox.com>
To:     "David S. Miller" <davem@...emloft.net>,
        Saeed Mahameed <saeedm@...lanox.com>,
        Willem de Bruijn <willemb@...gle.com>,
        Jason Wang <jasowang@...hat.com>,
        Eric Dumazet <edumazet@...gle.com>
CC:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        Eran Ben Elisha <eranbe@...lanox.com>,
        Tariq Toukan <tariqt@...lanox.com>
Subject: RE: [PATCH 0/7] AF_PACKET transport_offset fix

I just realized that the window is still closed. I'll resubmit it when it opens. Sorry for the extra noise.

> -----Original Message-----
> From: Maxim Mikityanskiy
> Sent: 14 January, 2019 15:19
> To: David S. Miller <davem@...emloft.net>; Saeed Mahameed
> <saeedm@...lanox.com>; Willem de Bruijn <willemb@...gle.com>; Jason Wang
> <jasowang@...hat.com>; Eric Dumazet <edumazet@...gle.com>
> Cc: netdev@...r.kernel.org; Eran Ben Elisha <eranbe@...lanox.com>; Tariq
> Toukan <tariqt@...lanox.com>; Maxim Mikityanskiy <maximmi@...lanox.com>
> Subject: [PATCH 0/7] AF_PACKET transport_offset fix
> 
> This patch series contains the implementation of the RFC that was posted
> on this mailing list previously:
> https://www.spinics.net/lists/netdev/msg541709.html
> 
> It fixes having incorrect skb->transport_header values in cases when
> dissect fails. Having correct values set by the kernel fixes mlx5
> operation and allows to remove some unnecessary code flows in mlx5.
> 
> Maxim Mikityanskiy (7):
>   net: Don't set transport offset to invalid value
>   net: Introduce parse_protocol header_ops callback
>   net/ethernet: Add parse_protocol header_ops support
>   net/packet: Ask driver for protocol if not provided by user
>   net/packet: Remove redundant skb->protocol set
>   net/mlx5e: Remove the wrong assumption about transport offset
>   net/mlx5e: Trust kernel regarding transport offset
> 
>  .../net/ethernet/mellanox/mlx5/core/en_tx.c   | 15 ++---------
>  drivers/net/tap.c                             |  4 +--
>  drivers/net/tun.c                             |  4 +--
>  drivers/net/xen-netback/netback.c             | 19 ++++++++------
>  include/linux/etherdevice.h                   |  1 +
>  include/linux/netdevice.h                     | 10 +++++++
>  include/linux/skbuff.h                        | 14 +++++-----
>  net/ethernet/eth.c                            | 13 ++++++++++
>  net/packet/af_packet.c                        | 26 +++++++++----------
>  9 files changed, 60 insertions(+), 46 deletions(-)
> 
> --
> 2.19.1