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-rw-r--r--net/core/dev.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index b3c574a88026..ce01847793c0 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -3846,6 +3846,7 @@ static enum gro_result dev_gro_receive(struct napi_struct *napi, struct sk_buff
skb_gro_reset_offset(skb);
gro_list_prepare(napi, skb);
+ NAPI_GRO_CB(skb)->csum = skb->csum; /* Needed for CHECKSUM_COMPLETE */
rcu_read_lock();
list_for_each_entry_rcu(ptype, head, list) {
@@ -3922,6 +3923,31 @@ normal:
goto pull;
}
+struct packet_offload *gro_find_receive_by_type(__be16 type)
+{
+ struct list_head *offload_head = &offload_base;
+ struct packet_offload *ptype;
+
+ list_for_each_entry_rcu(ptype, offload_head, list) {
+ if (ptype->type != type || !ptype->callbacks.gro_receive)
+ continue;
+ return ptype;
+ }
+ return NULL;
+}
+
+struct packet_offload *gro_find_complete_by_type(__be16 type)
+{
+ struct list_head *offload_head = &offload_base;
+ struct packet_offload *ptype;
+
+ list_for_each_entry_rcu(ptype, offload_head, list) {
+ if (ptype->type != type || !ptype->callbacks.gro_complete)
+ continue;
+ return ptype;
+ }
+ return NULL;
+}
static gro_result_t napi_skb_finish(gro_result_t ret, struct sk_buff *skb)
{