From: Stephen Hemminger <shemminger@vyatta.com>
Date: Fri, 20 Feb 2009 08:25:36 +0000 (+0000)
Subject: ip: add loose reverse path filtering
X-Git-Tag: v2.6.30-rc1~662^2~596
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c1cf8422f0512c2b14f0d66bce34abb0645c888a;p=pandora-kernel.git

ip: add loose reverse path filtering

Extend existing reverse path filter option to allow strict or loose
filtering. (See http://en.wikipedia.org/wiki/Reverse_path_filtering).

For compatibility with existing usage, the value 1 is chosen for strict mode
and 2 for loose mode.

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