From 0a5c047507aaaf00519921336d19c0f8f5f9f363 Mon Sep 17 00:00:00 2001
From: Eric Dumazet <eric.dumazet@gmail.com>
Date: Thu, 31 Mar 2011 01:51:35 -0700
Subject: [PATCH] fib: add __rcu annotations

Add __rcu annotations and lockdep checks.

Add const qualifiers

node_parent() and node_parent_rcu() can use
rcu_dereference_index_check()

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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