From: Pavel Emelyanov <xemul@openvz.org>
Date: Fri, 11 Jan 2008 06:37:16 +0000 (-0800)
Subject: [NEIGH]: Add a comment describing what a NUD stands for.
X-Git-Tag: v2.6.25-rc1~1162^2~787
X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=39971554d3469b48154f34257ad4a35081b7ee40;p=linux-2.6-omap-h63xx.git

[NEIGH]: Add a comment describing what a NUD stands for.

When I studied the neighbor code I puzzled over what the NUD can mean
for quite a long time.

Finally I asked Alexey and he said that this was smth like "neighbor
unreachability detection".

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/include/net/neighbour.h b/include/net/neighbour.h
index 09f9fc60a77..a0d42a54cfb 100644
--- a/include/net/neighbour.h
+++ b/include/net/neighbour.h
@@ -26,6 +26,10 @@
 #include <linux/sysctl.h>
 #include <net/rtnetlink.h>
 
+/*
+ * NUD stands for "neighbor unreachability detection"
+ */
+
 #define NUD_IN_TIMER	(NUD_INCOMPLETE|NUD_REACHABLE|NUD_DELAY|NUD_PROBE)
 #define NUD_VALID	(NUD_PERMANENT|NUD_NOARP|NUD_REACHABLE|NUD_PROBE|NUD_STALE|NUD_DELAY)
 #define NUD_CONNECTED	(NUD_PERMANENT|NUD_NOARP|NUD_REACHABLE)