netdev - [PATCH net-next v1 02/10] net/mlx5e: Check IPsec packet offload tunnel capabilities

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <9bc295c93c47710ba69a030c31cce861464164ef.1681388425.git.leonro@nvidia.com>
Date:   Thu, 13 Apr 2023 15:29:20 +0300
From:   Leon Romanovsky <leon@...nel.org>
To:     "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>
Cc:     Leon Romanovsky <leonro@...dia.com>,
        Steffen Klassert <steffen.klassert@...unet.com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        netdev@...r.kernel.org, Saeed Mahameed <saeedm@...dia.com>,
        Raed Salem <raeds@...dia.com>, Emeel Hakim <ehakim@...dia.com>,
        Simon Horman <simon.horman@...igine.com>
Subject: [PATCH net-next v1 02/10] net/mlx5e: Check IPsec packet offload tunnel capabilities

From: Leon Romanovsky <leonro@...dia.com>

Validate tunnel mode support for IPsec packet offload.

Reviewed-by: Simon Horman <simon.horman@...igine.com>
Signed-off-by: Leon Romanovsky <leonro@...dia.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h    | 1 +
 .../ethernet/mellanox/mlx5/core/en_accel/ipsec_offload.c    | 6 ++++++
 2 files changed, 7 insertions(+)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h
index 52890d7dce6b..bb89e18b17b4 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h
@@ -107,6 +107,7 @@ enum mlx5_ipsec_cap {
 	MLX5_IPSEC_CAP_PACKET_OFFLOAD	= 1 << 2,
 	MLX5_IPSEC_CAP_ROCE             = 1 << 3,
 	MLX5_IPSEC_CAP_PRIO             = 1 << 4,
+	MLX5_IPSEC_CAP_TUNNEL           = 1 << 5,
 };
 
 struct mlx5e_priv;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_offload.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_offload.c
index 5fddb86bb35e..df90e19066bc 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_offload.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_offload.c
@@ -48,6 +48,12 @@ u32 mlx5_ipsec_device_caps(struct mlx5_core_dev *mdev)
 		if (MLX5_CAP_FLOWTABLE_NIC_TX(mdev, ignore_flow_level) &&
 		    MLX5_CAP_FLOWTABLE_NIC_RX(mdev, ignore_flow_level))
 			caps |= MLX5_IPSEC_CAP_PRIO;
+
+		if (MLX5_CAP_FLOWTABLE_NIC_TX(mdev,
+					      reformat_l2_to_l3_esp_tunnel) &&
+		    MLX5_CAP_FLOWTABLE_NIC_RX(mdev,
+					      reformat_l3_esp_tunnel_to_l2))
+			caps |= MLX5_IPSEC_CAP_TUNNEL;
 	}
 
 	if (mlx5_get_roce_state(mdev) &&
-- 
2.39.2