From: Eric Dumazet <eric.dumazet@gmail.com>
Date: Fri, 23 Oct 2009 06:34:34 +0000 (+0000)
Subject: ip6tnl: convert hash tables locking to RCU
X-Git-Tag: v2.6.33-rc1~388^2~707
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2922bc8aedfcd41ca6171cfe1a79ff111ad72019;p=pandora-kernel.git

ip6tnl: convert hash tables locking to RCU

ip6_tunnels use one rwlock to protect their hash tables.

This locking scheme can be converted to RCU for free, since netdevice
already must wait for a RCU grace period at dismantle time.

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