From: Julian Anastasov <ja@ssi.bg>
Date: Fri, 20 Jul 2012 08:59:53 +0000 (+0300)
Subject: ipvs: add pmtu_disc option to disable IP DF for TUN packets
X-Git-Tag: omap-for-v3.7-rc1/fixes-cpufreq-signed~47^2~299^2~5
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3654e61137db891f5312e6dd813b961484b5fdf3;p=pandora-kernel.git

ipvs: add pmtu_disc option to disable IP DF for TUN packets

	Disabling PMTU discovery can increase the output packet
rate but some users have enough resources and prefer to fragment
than to drop traffic. By default, we copy the DF bit but if
pmtu_disc is disabled we do not send FRAG_NEEDED messages anymore.

Signed-off-by: Julian Anastasov <ja@ssi.bg>
Signed-off-by: Simon Horman <horms@verge.net.au>
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