From: Simon Horman <simon.horman@corigine.com>
To: Leon Romanovsky <leon@kernel.org>
Cc: "David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Leon Romanovsky <leonro@nvidia.com>,
Steffen Klassert <steffen.klassert@secunet.com>,
Herbert Xu <herbert@gondor.apana.org.au>,
netdev@vger.kernel.org, Saeed Mahameed <saeedm@nvidia.com>,
Raed Salem <raeds@nvidia.com>, Emeel Hakim <ehakim@nvidia.com>
Subject: Re: [PATCH net-next v1 07/10] net/mlx5e: Listen to ARP events to update IPsec L2 headers in tunnel mode
Date: Mon, 17 Apr 2023 15:34:12 +0200 [thread overview]
Message-ID: <ZD1K1M8TqGdMwDBX@corigine.com> (raw)
In-Reply-To: <b08025ba8fe3e117adebbbb69032e3d97de506bb.1681388425.git.leonro@nvidia.com>
On Thu, Apr 13, 2023 at 03:29:25PM +0300, Leon Romanovsky wrote:
> From: Leon Romanovsky <leonro@nvidia.com>
>
> In IPsec packet offload mode all header manipulations are performed by
> hardware, which is responsible to add/remove L2 header with source and
> destinations MACs.
>
> CX-7 devices don't support offload of in-kernel routing functionality,
> as such HW needs external help to fill other side MAC as it isn't
> available for HW.
>
> As a solution, let's listen to neigh ARP updates and reconfigure IPsec
> rules on the fly once new MAC data information arrives.
>
> Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Reviewed-by: Simon Horman <simon.horman@corigine.com>
next prev parent reply other threads:[~2023-04-17 13:35 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-04-13 12:29 [PATCH net-next v1 00/10] Support tunnel mode in mlx5 IPsec packet offload Leon Romanovsky
2023-04-13 12:29 ` [PATCH net-next v1 01/10] net/mlx5e: Add IPsec packet offload tunnel bits Leon Romanovsky
2023-04-13 12:29 ` [PATCH net-next v1 02/10] net/mlx5e: Check IPsec packet offload tunnel capabilities Leon Romanovsky
2023-04-13 12:29 ` [PATCH net-next v1 03/10] net/mlx5e: Configure IPsec SA tables to support tunnel mode Leon Romanovsky
2023-04-13 12:29 ` [PATCH net-next v1 04/10] net/mlx5e: Prepare IPsec packet reformat code for " Leon Romanovsky
2023-04-14 22:40 ` Samudrala, Sridhar
2023-04-15 8:49 ` Leon Romanovsky
2023-04-17 13:32 ` Simon Horman
2023-04-13 12:29 ` [PATCH net-next v1 05/10] net/mlx5e: Support IPsec RX packet offload in " Leon Romanovsky
2023-04-17 13:33 ` Simon Horman
2023-04-13 12:29 ` [PATCH net-next v1 06/10] net/mlx5e: Support IPsec TX " Leon Romanovsky
2023-04-17 13:23 ` Simon Horman
2023-04-18 6:48 ` Leon Romanovsky
2023-04-18 7:09 ` Simon Horman
2023-04-18 7:58 ` Leon Romanovsky
2023-04-13 12:29 ` [PATCH net-next v1 07/10] net/mlx5e: Listen to ARP events to update IPsec L2 headers " Leon Romanovsky
2023-04-17 13:34 ` Simon Horman [this message]
2023-04-13 12:29 ` [PATCH net-next v1 08/10] net/mlx5: Allow blocking encap changes in eswitch Leon Romanovsky
2023-04-17 13:34 ` Simon Horman
2023-04-13 12:29 ` [PATCH net-next v1 09/10] net/mlx5e: Create IPsec table with tunnel support only when encap is disabled Leon Romanovsky
2023-04-17 13:35 ` Simon Horman
2023-04-13 12:29 ` [PATCH net-next v1 10/10] net/mlx5e: Accept tunnel mode for IPsec packet offload Leon Romanovsky
2023-04-17 13:36 ` Simon Horman
2023-04-16 14:41 ` [PATCH net-next v1 00/10] Support tunnel mode in mlx5 " Samudrala, Sridhar
2023-04-17 4:05 ` Jakub Kicinski
2023-04-17 13:10 ` Simon Horman
2023-04-17 13:38 ` Simon Horman
2023-04-17 17:58 ` Leon Romanovsky
2023-04-17 19:25 ` Jakub Kicinski
2023-04-18 2:00 ` patchwork-bot+netdevbpf
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