From: Raslan Darawsheh <rasland@mellanox.com>
To: Slava Ovsiienko <viacheslavo@mellanox.com>,
"dev@dpdk.org" <dev@dpdk.org>
Cc: Eli Britstein <elibr@mellanox.com>
Subject: Re: [dpdk-dev] [PATCH v2] net/mlx5: zero out UDP csum for IPv6 encap headers
Date: Mon, 8 Jul 2019 11:40:22 +0000 [thread overview]
Message-ID: <DB3PR0502MB39644C0586803624E220A0ACC2F60@DB3PR0502MB3964.eurprd05.prod.outlook.com> (raw)
In-Reply-To: <1562238988-13138-1-git-send-email-viacheslavo@mellanox.com>
Hi,
> -----Original Message-----
> From: Viacheslav Ovsiienko <viacheslavo@mellanox.com>
> Sent: Thursday, July 4, 2019 2:16 PM
> To: dev@dpdk.org
> Cc: Raslan Darawsheh <rasland@mellanox.com>; Eli Britstein
> <elibr@mellanox.com>
> Subject: [PATCH v2] net/mlx5: zero out UDP csum for IPv6 encap headers
>
> From: Eli Britstein <elibr@mellanox.com>
>
> Mellanox NICs do not support UDP checksum hardware tx offload over IPv6.
> This limitation becomes critical for UDP based tunnels like VXLAN.
> Beside the UDP checksum validity is required by IPv6 there is an option
> in Linux to allow accepting UDP zero sum (see udp6zerocsumrx in iproute2
> package).
>
> This patch zeroes out the UDP checksum field for encapsulation headers
> in raw encap action.
>
> Signed-off-by: Eli Britstein <elibr@mellanox.com>
> Acked-by: Viacheslav Ovsiienko <viacheslavo@mellanox.com>
> ---
> drivers/net/mlx5/mlx5_flow_dv.c | 46
> +++++++++++++++++++++++++++++++++++++++++
> 1 file changed, 46 insertions(+)
>
Patch applied to next-net-mlx,
Kindest regards,
Raslan Darawsheh
prev parent reply other threads:[~2019-07-08 11:40 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-04 11:16 Viacheslav Ovsiienko
2019-07-08 11:40 ` Raslan Darawsheh [this message]
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