Subject: Re: [PATCH] FIB_TRIE: RCU refine

From: Stephen Hemminger <[email-masked]>
Date: Thu, 20 Mar 2008 08:35:44 -0700

> David, sorry to send this patch again.
> I sent it yesterday, but seems that it was refused by
> netdev maillist. I subscribed the mailist and send it
> again.
> 
> On reader side, RCU list-traversal functions, such as
> *list_for_each_entry_rcu(), should be within an RCU
> read-side critical section.
> 
> Surround them by rcu_read_*lock()

This patch is unnecessary since rcu_read_lock is already fib_trie_seq_start
and fib_trie_seq_stop.