From 2c0a4f407f565d8dd33ff3a9fada346860d30ad2 Mon Sep 17 00:00:00 2001
From: Dave Barach <dave@barachs.net>
Date: Thu, 29 Jun 2017 09:30:15 -0400
Subject: TCP/UDP checksum offload API

Change-Id: I2cb6ce4e29813f6602b14e6e61713fb381fbcef8
Signed-off-by: Dave Barach <dave@barachs.net>
---
 src/vnet/ip/ip4.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src/vnet/ip/ip4.h')

diff --git a/src/vnet/ip/ip4.h b/src/vnet/ip/ip4.h
index 71640defb21..19198bcb66b 100644
--- a/src/vnet/ip/ip4.h
+++ b/src/vnet/ip/ip4.h
@@ -42,6 +42,7 @@
 
 #include <vnet/ip/ip4_packet.h>
 #include <vnet/ip/lookup.h>
+#include <vnet/buffer.h>
 #include <vnet/feature/feature.h>
 
 typedef struct ip4_mfib_t
@@ -346,7 +347,8 @@ vlib_buffer_push_ip4 (vlib_main_t * vm, vlib_buffer_t * b,
   ih->src_address.as_u32 = src->as_u32;
   ih->dst_address.as_u32 = dst->as_u32;
 
-  ih->checksum = ip4_header_checksum (ih);
+  ih->checksum = 0;
+  b->flags |= VNET_BUFFER_F_OFFLOAD_IP_CKSUM | VNET_BUFFER_F_IS_IP4;
   return ih;
 }
 #endif /* included_ip_ip4_h */
-- 
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