X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=lightning%2Fsrc%2Frouting%2Fnetwork_graph.rs;fp=lightning%2Fsrc%2Frouting%2Fnetwork_graph.rs;h=b454216b48ca091ac04e0656aee4e47c604e3f44;hb=57ac2ec1b63ceab6d763eedcb65ec5983e509195;hp=dd6d7d7ed734aadbd7f89f93308aefd0223a9f79;hpb=0e3bf19b664ad3f9dd252c9ed50ed365ff827524;p=rust-lightning

diff --git a/lightning/src/routing/network_graph.rs b/lightning/src/routing/network_graph.rs
index dd6d7d7e..b454216b 100644
--- a/lightning/src/routing/network_graph.rs
+++ b/lightning/src/routing/network_graph.rs
@@ -217,6 +217,9 @@ pub struct DirectionalChannelInfo {
 	/// Fees charged when the channel is used for routing
 	pub fees: RoutingFees,
 	/// Most recent update for the channel received from the network
+	/// Mostly redundant with the data we store in fields explicitly.
+	/// Everything else is useful only for sending out for initial routing sync.
+	/// Not stored if contains excess data to prevent DoS.
 	pub last_update_message: Option<msgs::ChannelUpdate>,
 }