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-rw-r--r--build/external/patches/dpdk_19.02/0001-net-enic-untag-default-vlan-by-default.patch31
1 files changed, 31 insertions, 0 deletions
diff --git a/build/external/patches/dpdk_19.02/0001-net-enic-untag-default-vlan-by-default.patch b/build/external/patches/dpdk_19.02/0001-net-enic-untag-default-vlan-by-default.patch
new file mode 100644
index 00000000000..5c6610e23f4
--- /dev/null
+++ b/build/external/patches/dpdk_19.02/0001-net-enic-untag-default-vlan-by-default.patch
@@ -0,0 +1,31 @@
+From 85ce89273a8e67375713e154fa84f6da0c7d0bcf Mon Sep 17 00:00:00 2001
+From: Hyong Youb Kim <hyonkim@cisco.com>
+Date: Wed, 20 Mar 2019 00:00:20 -0700
+Subject: [PATCH] net/enic: untag default vlan by default
+
+The current default ingress vlan rewrite mode 'passthrough' is not
+suitable for VPP, as it leads to ingress packets tagged with vlan 0
+(trunk-mode vNIC) or native vlan (access-mode vNIC). Change the
+default to "untag default vlan" to remove these unwanted tags.
+
+Signed-off-by: Hyong Youb Kim <hyonkim@cisco.com>
+---
+ drivers/net/enic/enic_ethdev.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/drivers/net/enic/enic_ethdev.c b/drivers/net/enic/enic_ethdev.c
+index 8d14d8ac7..87d5c76cb 100644
+--- a/drivers/net/enic/enic_ethdev.c
++++ b/drivers/net/enic/enic_ethdev.c
+@@ -1125,7 +1125,7 @@ static int enic_check_devargs(struct rte_eth_dev *dev)
+
+ enic->disable_overlay = false;
+ enic->enable_avx2_rx = false;
+- enic->ig_vlan_rewrite_mode = IG_VLAN_REWRITE_MODE_PASS_THRU;
++ enic->ig_vlan_rewrite_mode = IG_VLAN_REWRITE_MODE_UNTAG_DEFAULT_VLAN;
+ if (!dev->device->devargs)
+ return 0;
+ kvlist = rte_kvargs_parse(dev->device->devargs->args, valid_keys);
+--
+2.16.2
+