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-rw-r--r--net/core/gro.c25
1 files changed, 25 insertions, 0 deletions
diff --git a/net/core/gro.c b/net/core/gro.c
index a11b286d1495..b7d2b0dc59a2 100644
--- a/net/core/gro.c
+++ b/net/core/gro.c
@@ -93,6 +93,31 @@ void dev_remove_offload(struct packet_offload *po)
EXPORT_SYMBOL(dev_remove_offload);
/**
+ * skb_eth_gso_segment - segmentation handler for ethernet protocols.
+ * @skb: buffer to segment
+ * @features: features for the output path (see dev->features)
+ * @type: Ethernet Protocol ID
+ */
+struct sk_buff *skb_eth_gso_segment(struct sk_buff *skb,
+ netdev_features_t features, __be16 type)
+{
+ struct sk_buff *segs = ERR_PTR(-EPROTONOSUPPORT);
+ struct packet_offload *ptype;
+
+ rcu_read_lock();
+ list_for_each_entry_rcu(ptype, &offload_base, list) {
+ if (ptype->type == type && ptype->callbacks.gso_segment) {
+ segs = ptype->callbacks.gso_segment(skb, features);
+ break;
+ }
+ }
+ rcu_read_unlock();
+
+ return segs;
+}
+EXPORT_SYMBOL(skb_eth_gso_segment);
+
+/**
* skb_mac_gso_segment - mac layer segmentation handler.
* @skb: buffer to segment
* @features: features for the output path (see dev->features)