This patch adds software statistics for TLS to count important
events.
Signed-off-by: Boris Pismenny <bor...@mellanox.com>
---
drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.c | 3 +++
drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.h | 4 ++++
drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls_rxtx.c | 11 ++++++++++-
3 files changed, 17 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.c
b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.c
index 68368c9..541e6f4 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.c
@@ -169,7 +169,10 @@ static void mlx5e_tls_resync_rx(struct net_device *netdev,
struct sock *sk,
rx_ctx = mlx5e_get_tls_rx_context(tls_ctx);
+ netdev_info(netdev, "resyncing seq %d rcd %lld\n", seq,
+ be64_to_cpu(rcd_sn));
mlx5_accel_tls_resync_rx(priv->mdev, rx_ctx->handle, seq, rcd_sn);
+ atomic64_inc(&priv->tls->sw_stats.rx_tls_resync_reply);
}
static const struct tlsdev_ops mlx5e_tls_ops = {
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.h
b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.h
index 2d40ede..3f5d721 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.h
@@ -43,6 +43,10 @@ struct mlx5e_tls_sw_stats {
atomic64_t tx_tls_drop_resync_alloc;
atomic64_t tx_tls_drop_no_sync_data;
atomic64_t tx_tls_drop_bypass_required;
+ atomic64_t rx_tls_drop_resync_request;
+ atomic64_t rx_tls_resync_request;
+ atomic64_t rx_tls_resync_reply;
+ atomic64_t rx_tls_auth_fail;
};
struct mlx5e_tls {
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls_rxtx.c
b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls_rxtx.c
index d460fda..ecfc764 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls_rxtx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls_rxtx.c
@@ -330,8 +330,12 @@ static int tls_update_resync_sn(struct net_device *netdev,
netdev->ifindex, 0);
#endif
}
- if (!sk || sk->sk_state == TCP_TIME_WAIT)
+ if (!sk || sk->sk_state == TCP_TIME_WAIT) {
+ struct mlx5e_priv *priv = netdev_priv(netdev);
+
+ atomic64_inc(&priv->tls->sw_stats.rx_tls_drop_resync_request);
goto out;
+ }
skb->sk = sk;
skb->destructor = sock_edemux;
@@ -349,6 +353,7 @@ void mlx5e_tls_handle_rx_skb(struct net_device *netdev,
struct sk_buff *skb,
struct ethhdr *old_eth;
struct ethhdr *new_eth;
__be16 *ethtype;
+ struct mlx5e_priv *priv;
/* Detect inline metadata */
if (skb->len < ETH_HLEN + MLX5E_METADATA_ETHER_LEN)
@@ -365,9 +370,13 @@ void mlx5e_tls_handle_rx_skb(struct net_device *netdev,
struct sk_buff *skb,
break;
case SYNDROM_RESYNC_REQUEST:
tls_update_resync_sn(netdev, skb, mdata);
+ priv = netdev_priv(netdev);
+ atomic64_inc(&priv->tls->sw_stats.rx_tls_resync_request);
break;
case SYNDROM_AUTH_FAILED:
/* Authentication failure will be observed and verified by kTLS
*/
+ priv = netdev_priv(netdev);
+ atomic64_inc(&priv->tls->sw_stats.rx_tls_auth_fail);
break;
default:
/* Bypass the metadata header to others */
--
1.8.3.1
