doc: update LRO limitation in mlx5 guide

MLX5 PMD limitation regarding use of LRO is updated.

Signed-off-by: Dekel Peled <dekelp@mellanox.com>
Acked-by: Matan Azrad <matan@mellanox.com>

diff --git a/doc/guides/nics/mlx5.rst b/doc/guides/nics/mlx5.rst
index 0643592..c4bc77c 100644 (file)
--- a/doc/guides/nics/mlx5.rst
+++ b/doc/guides/nics/mlx5.rst
@@ -257,6 +257,10 @@ Limitations
     TCP header (122B).
   - Rx queue with LRO offload enabled, receiving a non-LRO packet, can forward
     it with size limited to max LRO size, not to max RX packet length.
+  - LRO can be used with outer header of TCP packets of the standard format:
+        eth (with or without vlan) / ipv4 or ipv6 / tcp / payload
+
+    Other TCP packets (e.g. with MPLS label) received on Rx queue with LRO enabled, will be received with bad checksum.
 
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