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authorTom Herbert <therbert@google.com>2014-09-17 12:25:57 -0700
committerDavid S. Miller <davem@davemloft.net>2014-09-19 17:15:31 -0400
commitafe93325bc02a5b2dea0cd7d78225de692265e6e (patch)
tree685a28ca9b3d961e64bb2a08d6ced2d92e33329a /net/ipv4/udp_offload.c
parent23461551c00628c3f3fe9cf837bf53cf8f212b63 (diff)
downloadop-kernel-dev-afe93325bc02a5b2dea0cd7d78225de692265e6e.zip
op-kernel-dev-afe93325bc02a5b2dea0cd7d78225de692265e6e.tar.gz
fou: Add GRO support
Implement fou_gro_receive and fou_gro_complete, and populate these in the correponsing udp_offloads for the socket. Added ipproto to udp_offloads and pass this from UDP to the fou GRO routine in proto field of napi_gro_cb structure. Signed-off-by: Tom Herbert <therbert@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/udp_offload.c')
-rw-r--r--net/ipv4/udp_offload.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/net/ipv4/udp_offload.c b/net/ipv4/udp_offload.c
index adab393..d7c43f7 100644
--- a/net/ipv4/udp_offload.c
+++ b/net/ipv4/udp_offload.c
@@ -276,6 +276,7 @@ unflush:
skb_gro_pull(skb, sizeof(struct udphdr)); /* pull encapsulating udp header */
skb_gro_postpull_rcsum(skb, uh, sizeof(struct udphdr));
+ NAPI_GRO_CB(skb)->proto = uo_priv->offload->ipproto;
pp = uo_priv->offload->callbacks.gro_receive(head, skb);
out_unlock:
@@ -329,8 +330,10 @@ int udp_gro_complete(struct sk_buff *skb, int nhoff)
break;
}
- if (uo_priv != NULL)
+ if (uo_priv != NULL) {
+ NAPI_GRO_CB(skb)->proto = uo_priv->offload->ipproto;
err = uo_priv->offload->callbacks.gro_complete(skb, nhoff + sizeof(struct udphdr));
+ }
rcu_read_unlock();
return err;
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