---

yaml --- r: 27366 b: refs/heads/master c: 6b900bb h: refs/heads/master v: v3
git-mirror · May 25, 2006 · 173c228 · 173c228
1 parent b02a8eb
commit 173c228
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Showing 2 changed files with 21 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 1dfdd7df21309e57867962020a5ccb83d00e5432
+refs/heads/master: 6b900bb4bcb6095339f8d404babd9d779bfa1ea4
diff --git a/trunk/drivers/net/ixgb/ixgb_main.c b/trunk/drivers/net/ixgb/ixgb_main.c
@@ -1990,6 +1990,26 @@ ixgb_clean_rx_irq(struct ixgb_adapter *adapter)
 			goto rxdesc_done;
 		}
 
+		/* code added for copybreak, this should improve
+		 * performance for small packets with large amounts
+		 * of reassembly being done in the stack */
+#define IXGB_CB_LENGTH 256
+		if (length < IXGB_CB_LENGTH) {
+			struct sk_buff *new_skb =
+			    dev_alloc_skb(length + NET_IP_ALIGN);
+			if (new_skb) {
+				skb_reserve(new_skb, NET_IP_ALIGN);
+				new_skb->dev = netdev;
+				memcpy(new_skb->data - NET_IP_ALIGN,
+				       skb->data - NET_IP_ALIGN,
+				       length + NET_IP_ALIGN);
+				/* save the skb in buffer_info as good */
+				buffer_info->skb = skb;
+				skb = new_skb;
+			}
+		}
+		/* end copybreak code */
+
 		/* Good Receive */
 		skb_put(skb, length);