From: Eric Dumazet <eric.dumazet@gmail.com>
Date: Mon, 10 May 2010 11:33:06 +0000 (+0000)
Subject: net: Use ip_route_input_noref() in input path
X-Git-Tag: v2.6.35-rc1~473^2~79
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4a94445c9a5cf5461fb41d80040033b9a8e2a85a;p=pandora-kernel.git

net: Use ip_route_input_noref() in input path

Use ip_route_input_noref() in ip fast path, to avoid two atomic ops per
incoming packet.

Note: loopback is excluded from this optimization in ip_rcv_finish()

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