diff options
| author | Or Gerlitz <ogerlitz@mellanox.com> | 2018-07-01 11:58:38 +0300 |
|---|---|---|
| committer | Saeed Mahameed <saeedm@mellanox.com> | 2018-10-01 21:32:47 +0300 |
| commit | b856df28f9230a47669efbdd57896084caadb2b3 (patch) | |
| tree | 7235c3962db022e76078c9bd584b4fd29b295a67 /drivers/net/ethernet/mellanox/mlx5/core/en_rx.c | |
| parent | b820e6fb0978f9c2ac438c199d2bb2f35950e9c9 (diff) | |
| download | linux-b856df28f9230a47669efbdd57896084caadb2b3.tar.xz | |
net/mlx5e: Allow reporting of checksum unnecessary
Currently we practically never report checksum unnecessary, because
for all IP packets we take the checksum complete path.
Enable non-default runs with reprorting checksum unnecessary, using
an ethtool private flag. This can be useful for performance evals
and other explorations.
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Reviewed-by: Tariq Toukan <tariqt@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/en_rx.c')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en_rx.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c index 5a43cbf9103f..f19067c94272 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c @@ -782,6 +782,9 @@ static inline void mlx5e_handle_csum(struct net_device *netdev, return; } + if (unlikely(test_bit(MLX5E_RQ_STATE_NO_CSUM_COMPLETE, &rq->state))) + goto csum_unnecessary; + if (likely(is_last_ethertype_ip(skb, &network_depth, &proto))) { if (unlikely(get_ip_proto(skb, proto) == IPPROTO_SCTP)) goto csum_unnecessary; |