[dpdk-dev] [PATCH] doc: update mlx5 encap/decap limitations

Raslan Darawsheh rasland at mellanox.com
Sun Feb 23 10:30:59 CET 2020


Document validation limitations for encap/decap.

Signed-off-by: Raslan Darawsheh <rasland at mellanox.com>
Acked-by: Ori kam <orika at mellanox.com>
---
 doc/guides/nics/mlx5.rst | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/doc/guides/nics/mlx5.rst b/doc/guides/nics/mlx5.rst
index dd2fbde..7991da9 100644
--- a/doc/guides/nics/mlx5.rst
+++ b/doc/guides/nics/mlx5.rst
@@ -215,6 +215,17 @@ Limitations
   - 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.
 
+- Decap / raw_decap:
+
+ - The decap is always done up to the first HW detected tunnel.
+ - Decap buffer is not validated, only matters for deciding the decap type
+   l3/l2 decap using the buffer size.
+
+- Encap / raw_encap:
+
+ - No validation is done on the encap buffer, it's user responsibility to
+   provide valid buffer.
+
 Statistics
 ----------
 
-- 
2.7.4



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