[dpdk-stable] patch 'net/i40e: ensure vector mode is not used with QinQ' has been queued to LTS release 16.11.2

[Yuanhan Liu]

Hi,

FYI, your patch has been queued to LTS release 16.11.2

Note it hasn't been pushed to http://dpdk.org/browse/dpdk-stable
yet. It will be pushed if I get no objections before 04/26/17.
So please shout if anyone has objections.

Thanks.

	--yliu

---
>From 11618f606bd65c4664f66c71723bd90b5289c23d Mon Sep 17 00:00:00 2001
From: Bernard Iremonger <bernard.iremonger at intel.com>
Date: Thu, 13 Apr 2017 10:53:05 +0100
Subject: [PATCH] net/i40e: ensure vector mode is not used with QinQ

[ upstream commit b6e2e78f5dbece33b64e742331ae949b7ead5373 ]

In rx vector mode, QinQ is not supported.
When hw_vlan_extend is set for QinQ ensure that
rx vector mode is not selected.

Fixes: 8e109464c022 ("i40e: allow vector Rx and Tx usage")

Signed-off-by: Bernard Iremonger <bernard.iremonger at intel.com>
Acked-by: Konstantin Ananyev <konstantin.ananyev at intel.com>
---
 drivers/net/i40e/i40e_rxtx_vec_common.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/net/i40e/i40e_rxtx_vec_common.h b/drivers/net/i40e/i40e_rxtx_vec_common.h
index 990520f..23b4e35 100644
--- a/drivers/net/i40e/i40e_rxtx_vec_common.h
+++ b/drivers/net/i40e/i40e_rxtx_vec_common.h
@@ -243,6 +243,10 @@ i40e_rx_vec_dev_conf_condition_check_default(struct rte_eth_dev *dev)
 	if (rxmode->header_split == 1)
 		return -1;
 
+	/* no QinQ support */
+	if (rxmode->hw_vlan_extend == 1)
+		return -1;
+
 	return 0;
 #else
 	RTE_SET_USED(dev);
-- 
1.9.0