When VLAN insertion is requested the vlan size must be added to the
calculation of the TSO header size, as it is not embedded within the
mbuf l2 length.
Fixes: 98083fd482a2 ("net/mlx5: add hardware TSO support")
Cc: [email protected]
Signed-off-by: Shahaf Shuler <[email protected]>
---
drivers/net/mlx5/mlx5_rxtx.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/drivers/net/mlx5/mlx5_rxtx.c b/drivers/net/mlx5/mlx5_rxtx.c
index 823aac8..9e8c6d0 100644
--- a/drivers/net/mlx5/mlx5_rxtx.c
+++ b/drivers/net/mlx5/mlx5_rxtx.c
@@ -548,10 +548,11 @@
buf->ol_flags &
(PKT_TX_TUNNEL_GRE |
PKT_TX_TUNNEL_VXLAN);
+ uint8_t vlan_sz = (buf->ol_flags &
+ PKT_TX_VLAN_PKT) ? 4 : 0;
- tso_header_sz = buf->l2_len + buf->l3_len +
- buf->l4_len;
-
+ tso_header_sz = buf->l2_len + vlan_sz +
+ buf->l3_len + buf->l4_len;
if (is_tunneled && txq->tunnel_en) {
tso_header_sz += buf->outer_l2_len +
buf->outer_l3_len;
--
1.8.3.1
