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[PATCH] count tg3 rx_discards stat for /proc/net/dev

To: "David S. Miller" <davem@xxxxxxxxxx>, Linux Network Development list <netdev@xxxxxxxxxxx>
Subject: [PATCH] count tg3 rx_discards stat for /proc/net/dev
From: Greg Banks <gnb@xxxxxxxxxxxxxxxxx>
Date: Wed, 12 May 2004 15:02:16 +1000
Organization: SGI Australian Software Group
Sender: netdev-bounce@xxxxxxxxxxx

This small patch makes the rx_discards stat count towards the receive
error count visible in /proc/net/dev and thus in the output of ifconfig.
This stat is rarely non-zero unless you use multiple cards on the same
PCI bus under heavy load; but when it does happen you really want to
know about it.

Index: linux/drivers/net/tg3.c
--- linux.orig/drivers/net/tg3.c        Wed May 12 12:15:11 2004
+++ linux/drivers/net/tg3.c     Wed May 12 12:17:42 2004
@@ -5701,7 +5701,8 @@
        stats->rx_errors = old_stats->rx_errors +
-               get_stat64(&hw_stats->rx_errors);
+               get_stat64(&hw_stats->rx_errors) +
+               get_stat64(&hw_stats->rx_discards);
        stats->tx_errors = old_stats->tx_errors +
                get_stat64(&hw_stats->tx_errors) +
                get_stat64(&hw_stats->tx_mac_errors) +

Greg Banks, R&D Software Engineer, SGI Australian Software Group.
I don't speak for SGI.

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