[dpdk-dev] [PATCH v2] doc: add mirror rule limitation of X722

Liulingyu lingyu.liu at intel.com
Tue Feb 2 10:56:22 CET 2021


Currently, X722 firmware doesn't support to add more than
one mirror rule in one VSI.

Signed-off-by: Liulingyu <lingyu.liu at intel.com>
---
V2 change:
 - refine commit log

 doc/guides/nics/i40e.rst | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/doc/guides/nics/i40e.rst b/doc/guides/nics/i40e.rst
index 20c998398c..c9de2e19aa 100644
--- a/doc/guides/nics/i40e.rst
+++ b/doc/guides/nics/i40e.rst
@@ -723,6 +723,11 @@ When programming cloud filters for IPv4/6_UDP/TCP/SCTP with SRC port only or DST
 it will make any cloud filter using inner_vlan or tunnel key invalid. Default configuration will be
 recovered only by NIC core reset.
 
+Mirror rule limitation for X722
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+Due to firmware restriction of X722, the same VSI cannot have more than one mirror rule.
+
 High Performance of Small Packets on 40GbE NIC
 ----------------------------------------------
 
-- 
2.25.1



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