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[RFC,v4,12/18] To skip GRO if buffer is external.

Message ID 1272187206-18534-12-git-send-email-xiaohui.xin@intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Xin, Xiaohui April 25, 2010, 9:19 a.m. UTC
None
diff mbox

Patch

diff --git a/net/core/dev.c b/net/core/dev.c
index 3e3ad23..f275c44 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2780,6 +2780,10 @@  enum gro_result dev_gro_receive(struct napi_struct *napi, struct sk_buff *skb)
 	if (skb_is_gso(skb) || skb_has_frags(skb))
 		goto normal;
 
+	/* currently GRO is not supported by mediate passthru */
+	if (dev_is_mpassthru(skb->dev))
+		goto normal;
+
 	rcu_read_lock();
 	list_for_each_entry_rcu(ptype, head, list) {
 		if (ptype->type != type || ptype->dev || !ptype->gro_receive)