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Miller" , Jakub Kicinski Cc: netdev@vger.kernel.org, Tariq Toukan , Raed Salem , Huy Nguyen , Saeed Mahameed Subject: [net-next V2 10/11] net/mlx5e: IPsec, Inline feature_check fast-path function Date: Mon, 11 Jan 2021 23:05:33 -0800 Message-Id: <20210112070534.136841-11-saeed@kernel.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20210112070534.136841-1-saeed@kernel.org> References: <20210112070534.136841-1-saeed@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Tariq Toukan Feature check functions are in the TX fast-path of all SKBs, not only IPsec traffic. Move the IPsec feature check function into a header and turn it inline. Use a stub and clean the config flag condition in Eth main driver file. Signed-off-by: Tariq Toukan Reviewed-by: Raed Salem Reviewed-by: Huy Nguyen Signed-off-by: Saeed Mahameed --- .../mellanox/mlx5/core/en_accel/ipsec_rxtx.c | 14 -------------- .../mellanox/mlx5/core/en_accel/ipsec_rxtx.h | 19 +++++++++++++++++-- .../net/ethernet/mellanox/mlx5/core/en_main.c | 2 -- 3 files changed, 17 insertions(+), 18 deletions(-) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c index a9b45606dbdb..a97e8d205094 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c @@ -497,20 +497,6 @@ void mlx5e_ipsec_offload_handle_rx_skb(struct net_device *netdev, } } -bool mlx5e_ipsec_feature_check(struct sk_buff *skb, struct net_device *netdev, - netdev_features_t features) -{ - struct sec_path *sp = skb_sec_path(skb); - struct xfrm_state *x; - - if (sp && sp->len) { - x = sp->xvec[0]; - if (x && x->xso.offload_handle) - return true; - } - return false; -} - void mlx5e_ipsec_build_inverse_table(void) { u16 mss_inv; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.h b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.h index fabf4b6b2b84..3e80742a3caf 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.h @@ -57,8 +57,6 @@ struct sk_buff *mlx5e_ipsec_handle_rx_skb(struct net_device *netdev, struct sk_buff *skb, u32 *cqe_bcnt); void mlx5e_ipsec_inverse_table_init(void); -bool mlx5e_ipsec_feature_check(struct sk_buff *skb, struct net_device *netdev, - netdev_features_t features); void mlx5e_ipsec_set_iv_esn(struct sk_buff *skb, struct xfrm_state *x, struct xfrm_offload *xo); void mlx5e_ipsec_set_iv(struct sk_buff *skb, struct xfrm_state *x, @@ -94,6 +92,21 @@ static inline bool mlx5e_ipsec_eseg_meta(struct mlx5_wqe_eth_seg *eseg) void mlx5e_ipsec_tx_build_eseg(struct mlx5e_priv *priv, struct sk_buff *skb, struct mlx5_wqe_eth_seg *eseg); + +static inline bool mlx5e_ipsec_feature_check(struct sk_buff *skb, struct net_device *netdev, + netdev_features_t features) +{ + struct sec_path *sp = skb_sec_path(skb); + + if (sp && sp->len) { + struct xfrm_state *x = sp->xvec[0]; + + if (x && x->xso.offload_handle) + return true; + } + return false; +} + #else static inline void mlx5e_ipsec_offload_handle_rx_skb(struct net_device *netdev, @@ -107,6 +120,8 @@ static inline bool mlx5e_ipsec_eseg_meta(struct mlx5_wqe_eth_seg *eseg) } static inline bool mlx5_ipsec_is_rx_flow(struct mlx5_cqe64 *cqe) { return false; } +static inline bool mlx5e_ipsec_feature_check(struct sk_buff *skb, struct net_device *netdev, + netdev_features_t features) { return false; } #endif /* CONFIG_MLX5_EN_IPSEC */ #endif /* __MLX5E_IPSEC_RXTX_H__ */ diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index 1f66756f66f9..ee86b2b57f4d 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -4376,10 +4376,8 @@ netdev_features_t mlx5e_features_check(struct sk_buff *skb, features = vlan_features_check(skb, features); features = vxlan_features_check(skb, features); -#ifdef CONFIG_MLX5_EN_IPSEC if (mlx5e_ipsec_feature_check(skb, netdev, features)) return features; -#endif /* Validate if the tunneled packet is being offloaded by HW */ if (skb->encapsulation && -- 2.26.2