From: Ben Pfaff <blp@nicira.com>
Date: Tue, 11 Nov 2008 23:48:08 +0000 (-0800)
Subject: Add comment.
X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9171f241601286b36cce9d94580096cbc314783d;p=openvswitch

Add comment.
---

diff --git a/datapath/nx_act_snat.c b/datapath/nx_act_snat.c
index 8bf2ed71..e577c9d4 100644
--- a/datapath/nx_act_snat.c
+++ b/datapath/nx_act_snat.c
@@ -399,6 +399,9 @@ snat_skb(struct datapath *dp, const struct sk_buff *skb, int out_port)
 	if (!p)
 		return;
 
+	/* FIXME: Expensive.  Just need to skb_clone() here?
+	 * (However, the skb_copy() does linearize and ensure that the headers
+	 * are accessible.) */
 	nskb = skb_copy(skb, GFP_ATOMIC);
 	if (!nskb)
 		return;