net/mlx5e: TLS, add software statistics
This patch adds software statistics for TLS to count important events. Signed-off-by: Boris Pismenny <borisp@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -169,7 +169,10 @@ static void mlx5e_tls_resync_rx(struct net_device *netdev, struct sock *sk,
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rx_ctx = mlx5e_get_tls_rx_context(tls_ctx);
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rx_ctx = mlx5e_get_tls_rx_context(tls_ctx);
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netdev_info(netdev, "resyncing seq %d rcd %lld\n", seq,
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be64_to_cpu(rcd_sn));
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mlx5_accel_tls_resync_rx(priv->mdev, rx_ctx->handle, seq, rcd_sn);
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mlx5_accel_tls_resync_rx(priv->mdev, rx_ctx->handle, seq, rcd_sn);
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atomic64_inc(&priv->tls->sw_stats.rx_tls_resync_reply);
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}
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}
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static const struct tlsdev_ops mlx5e_tls_ops = {
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static const struct tlsdev_ops mlx5e_tls_ops = {
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@ -43,6 +43,10 @@ struct mlx5e_tls_sw_stats {
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atomic64_t tx_tls_drop_resync_alloc;
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atomic64_t tx_tls_drop_resync_alloc;
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atomic64_t tx_tls_drop_no_sync_data;
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atomic64_t tx_tls_drop_no_sync_data;
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atomic64_t tx_tls_drop_bypass_required;
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atomic64_t tx_tls_drop_bypass_required;
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atomic64_t rx_tls_drop_resync_request;
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atomic64_t rx_tls_resync_request;
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atomic64_t rx_tls_resync_reply;
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atomic64_t rx_tls_auth_fail;
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};
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};
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struct mlx5e_tls {
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struct mlx5e_tls {
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@ -330,8 +330,12 @@ static int tls_update_resync_sn(struct net_device *netdev,
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netdev->ifindex, 0);
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netdev->ifindex, 0);
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#endif
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#endif
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}
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}
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if (!sk || sk->sk_state == TCP_TIME_WAIT)
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if (!sk || sk->sk_state == TCP_TIME_WAIT) {
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struct mlx5e_priv *priv = netdev_priv(netdev);
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atomic64_inc(&priv->tls->sw_stats.rx_tls_drop_resync_request);
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goto out;
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goto out;
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}
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skb->sk = sk;
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skb->sk = sk;
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skb->destructor = sock_edemux;
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skb->destructor = sock_edemux;
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@ -349,6 +353,7 @@ void mlx5e_tls_handle_rx_skb(struct net_device *netdev, struct sk_buff *skb,
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struct ethhdr *old_eth;
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struct ethhdr *old_eth;
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struct ethhdr *new_eth;
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struct ethhdr *new_eth;
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__be16 *ethtype;
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__be16 *ethtype;
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struct mlx5e_priv *priv;
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/* Detect inline metadata */
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/* Detect inline metadata */
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if (skb->len < ETH_HLEN + MLX5E_METADATA_ETHER_LEN)
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if (skb->len < ETH_HLEN + MLX5E_METADATA_ETHER_LEN)
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@ -365,9 +370,13 @@ void mlx5e_tls_handle_rx_skb(struct net_device *netdev, struct sk_buff *skb,
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break;
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break;
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case SYNDROM_RESYNC_REQUEST:
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case SYNDROM_RESYNC_REQUEST:
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tls_update_resync_sn(netdev, skb, mdata);
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tls_update_resync_sn(netdev, skb, mdata);
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priv = netdev_priv(netdev);
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atomic64_inc(&priv->tls->sw_stats.rx_tls_resync_request);
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break;
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break;
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case SYNDROM_AUTH_FAILED:
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case SYNDROM_AUTH_FAILED:
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/* Authentication failure will be observed and verified by kTLS */
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/* Authentication failure will be observed and verified by kTLS */
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priv = netdev_priv(netdev);
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atomic64_inc(&priv->tls->sw_stats.rx_tls_auth_fail);
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break;
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break;
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default:
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default:
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/* Bypass the metadata header to others */
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/* Bypass the metadata header to others */
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