From: Eric Dumazet <eric.dumazet@gmail.com>
Date: Mon, 27 Sep 2010 00:38:18 +0000 (+0000)
Subject: sit: percpu stats accounting
X-Git-Tag: v2.6.37-rc1~147^2~343
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=15fc1f7056ebdc57e23f99077fec89e63e6fa941;p=pandora-kernel.git

sit: percpu stats accounting

Maintain per_cpu tx_bytes, tx_packets, rx_bytes, rx_packets.

Other seldom used fields are kept in netdev->stats structure, possibly
unsafe.

This is a preliminary work to support lockless transmit path, and
correct RX stats, that are already unsafe.

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