Commit 39971554 authored Jan 10, 2008 by Pavel Emelyanov Committed by David S. Miller Jan 28, 2008

[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>

parent 9993e7d3

include/net/neighbour.h

+4 −0

Original line number	Diff line number	Diff line
		@@ -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)

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