diff options
| author | Saeed Mahameed | 2019-03-22 03:07:20 +0100 |
|---|---|---|
| committer | Saeed Mahameed | 2019-04-09 21:33:50 +0200 |
| commit | 5d0bb3bac4b9f6c22280b04545626fdfd99edc6b (patch) | |
| tree | 91cb443d81aae65d4f1c928e887affaae86a548f /drivers/net/ethernet/mellanox/mlx5/core/en_rx.c | |
| parent | net/mlx5e: Use fail-safe channels reopen in tx reporter recover (diff) | |
| download | kernel-qcow2-linux-5d0bb3bac4b9f6c22280b04545626fdfd99edc6b.tar.gz kernel-qcow2-linux-5d0bb3bac4b9f6c22280b04545626fdfd99edc6b.tar.xz kernel-qcow2-linux-5d0bb3bac4b9f6c22280b04545626fdfd99edc6b.zip | |
net/mlx5e: XDP, Avoid checksum complete when XDP prog is loaded
XDP programs might change packets data contents which will make the
reported skb checksum (checksum complete) invalid.
When XDP programs are loaded/unloaded set/clear rx RQs
MLX5E_RQ_STATE_NO_CSUM_COMPLETE flag.
Fixes: 86994156c736 ("net/mlx5e: XDP fast RX drop bpf programs support")
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, 2 insertions, 1 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c index 3dde5c7e0739..91af48344743 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c @@ -752,7 +752,8 @@ static inline void mlx5e_handle_csum(struct net_device *netdev, return; } - if (unlikely(test_bit(MLX5E_RQ_STATE_NO_CSUM_COMPLETE, &rq->state))) + /* True when explicitly set via priv flag, or XDP prog is loaded */ + if (test_bit(MLX5E_RQ_STATE_NO_CSUM_COMPLETE, &rq->state)) goto csum_unnecessary; /* CQE csum doesn't cover padding octets in short ethernet |