From: stephen hemminger <shemminger@vyatta.com>
Date: Wed, 17 Mar 2010 20:31:11 +0000 (+0000)
Subject: IPv6: convert addrconf hash list to RCU
X-Git-Tag: v2.6.35-rc1~473^2~735
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5c578aedcb21d79eeb4e9cf04ca5b276ac82614c;p=pandora-kernel.git

IPv6: convert addrconf hash list to RCU

Convert from reader/writer lock to RCU and spinlock for addrconf
hash list.

Adds an additional helper macro for hlist_for_each_entry_continue_rcu
to handle the continue case.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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