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Message-ID: <alpine.DEB.2.02.1406092324540.8972@tomh.mtv.corp.google.com>
Date: Mon, 9 Jun 2014 23:34:55 -0700 (PDT)
From: Tom Herbert <therbert@...gle.com>
To: davem@...emloft.net, netdev@...r.kernel.org
Subject: [PATCH 3/4] net: Add skb_gro_postpull_rcsum to udp and vxlan
Need to gro_postpull_rcsum for GRO to work with checksum complete.
Signed-off-by: Tom Herbert <therbert@...gle.com>
---
drivers/net/vxlan.c | 2 ++
net/ipv4/udp_offload.c | 1 +
2 files changed, 3 insertions(+)
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index 4e2caaf..1610d51 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -565,6 +565,7 @@ static struct sk_buff **vxlan_gro_receive(struct sk_buff **head, struct sk_buff
goto out;
}
skb_gro_pull(skb, sizeof(struct vxlanhdr)); /* pull vxlan header */
+ skb_gro_postpull_rcsum(skb, vh, sizeof(struct vxlanhdr));
off_eth = skb_gro_offset(skb);
hlen = off_eth + sizeof(*eh);
@@ -599,6 +600,7 @@ static struct sk_buff **vxlan_gro_receive(struct sk_buff **head, struct sk_buff
}
skb_gro_pull(skb, sizeof(*eh)); /* pull inner eth header */
+ skb_gro_postpull_rcsum(skb, eh, sizeof(*eh));
pp = ptype->callbacks.gro_receive(head, skb);
out_unlock:
diff --git a/net/ipv4/udp_offload.c b/net/ipv4/udp_offload.c
index 7b18401..546d2d4 100644
--- a/net/ipv4/udp_offload.c
+++ b/net/ipv4/udp_offload.c
@@ -200,6 +200,7 @@ unflush:
}
skb_gro_pull(skb, sizeof(struct udphdr)); /* pull encapsulating udp header */
+ skb_gro_postpull_rcsum(skb, uh, sizeof(struct udphdr));
pp = uo_priv->offload->callbacks.gro_receive(head, skb);
out_unlock:
--
2.0.0.526.g5318336
--
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