sfc: Use MCDI RX_BAD_FCS_PKTS count as MAC rx_bad count

Calculating rx_bad as rx_packets - rx_good is unnecessary and
incorrect, since rx_good does not include control frames (e.g.
pause frames) and rx_packets does.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ben Hutchings 2010-09-10 06:41:00 +00:00 committed by David S. Miller
parent e548833df8
commit 1cdc2cfc8a

View File

@ -450,7 +450,7 @@ static int siena_try_update_nic_stats(struct efx_nic *efx)
mac_stats->rx_bad_bytes);
MAC_STAT(rx_packets, RX_PKTS);
MAC_STAT(rx_good, RX_GOOD_PKTS);
mac_stats->rx_bad = mac_stats->rx_packets - mac_stats->rx_good;
MAC_STAT(rx_bad, RX_BAD_FCS_PKTS);
MAC_STAT(rx_pause, RX_PAUSE_PKTS);
MAC_STAT(rx_control, RX_CONTROL_PKTS);
MAC_STAT(rx_unicast, RX_UNICAST_PKTS);