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qeth: add statistics for tx csum 

Add statistics counter for software tx checksumming.

Signed-off-by: Frank Blaschka <frank.blaschka@de.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Frank Blaschka 2009-03-24 20:57:15 +00:00 committed by David S. Miller
parent 7f6d95e7bd
commit f61a0d0538
4 changed files with 11 additions and 2 deletions
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1
drivers/s390/net/qeth_core.h
View File

@ -134,6 +134,7 @@ struct qeth_perf_stats {
unsigned int sg_skbs_rx;
unsigned int sg_frags_rx;
unsigned int sg_alloc_page_rx;
unsigned int tx_csum;
};
/* Routing stuff */

2
drivers/s390/net/qeth_core_main.c
View File

@ -4327,6 +4327,7 @@ static struct {
/* 30 */{"tx count"},
{"tx do_QDIO time"},
{"tx do_QDIO count"},
{"tx csum"},
};
int qeth_core_get_stats_count(struct net_device *dev)
@ -4378,6 +4379,7 @@ void qeth_core_get_ethtool_stats(struct net_device *dev,
data[30] = card->perf_stats.outbound_cnt;
data[31] = card->perf_stats.outbound_do_qdio_time;
data[32] = card->perf_stats.outbound_do_qdio_cnt;
data[33] = card->perf_stats.tx_csum;
}
EXPORT_SYMBOL_GPL(qeth_core_get_ethtool_stats);

5
drivers/s390/net/qeth_l2_main.c
View File

@ -707,8 +707,11 @@ static int qeth_l2_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
}
if ((large_send == QETH_LARGE_SEND_NO) &&
(skb->ip_summed == CHECKSUM_PARTIAL))
(skb->ip_summed == CHECKSUM_PARTIAL)) {
qeth_tx_csum(new_skb);
if (card->options.performance_stats)
card->perf_stats.tx_csum++;
}
if (card->info.type != QETH_CARD_TYPE_IQD)
rc = qeth_do_send_packet(card, queue, new_skb, hdr,

5
drivers/s390/net/qeth_l3_main.c
View File

@ -2711,8 +2711,11 @@ static int qeth_l3_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
}
if ((large_send == QETH_LARGE_SEND_NO) &&
(new_skb->ip_summed == CHECKSUM_PARTIAL))
(new_skb->ip_summed == CHECKSUM_PARTIAL)) {
qeth_tx_csum(new_skb);
if (card->options.performance_stats)
card->perf_stats.tx_csum++;
}
if (card->info.type != QETH_CARD_TYPE_IQD)
rc = qeth_do_send_packet(card, queue, new_skb, hdr,