diff options
| author | Frank Blaschka <frank.blaschka@de.ibm.com> | 2009-03-24 20:57:15 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-03-25 00:06:19 -0700 |
| commit | f61a0d0538ca62547a127fd270d9f3c6e713027f (patch) | |
| tree | 7432b86645c7a53071bf023670bc8f99f3ce2b64 /drivers/s390/net | |
| parent | 7f6d95e7bd82b38e669a43a2d2d410d0b5318684 (diff) | |
| download | kernel-crypto-f61a0d0538ca62547a127fd270d9f3c6e713027f.tar.gz kernel-crypto-f61a0d0538ca62547a127fd270d9f3c6e713027f.tar.xz kernel-crypto-f61a0d0538ca62547a127fd270d9f3c6e713027f.zip | |
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>
Diffstat (limited to 'drivers/s390/net')
| -rw-r--r-- | drivers/s390/net/qeth_core.h | 1 | ||||
| -rw-r--r-- | drivers/s390/net/qeth_core_main.c | 2 | ||||
| -rw-r--r-- | drivers/s390/net/qeth_l2_main.c | 5 | ||||
| -rw-r--r-- | drivers/s390/net/qeth_l3_main.c | 5 |
4 files changed, 11 insertions, 2 deletions
diff --git a/drivers/s390/net/qeth_core.h b/drivers/s390/net/qeth_core.h index e0c45574b0c..fd34f63dc23 100644 --- a/drivers/s390/net/qeth_core.h +++ b/drivers/s390/net/qeth_core.h @@ -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 */ diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c index d1b5bebea7f..1a361b3bf62 100644 --- a/drivers/s390/net/qeth_core_main.c +++ b/drivers/s390/net/qeth_core_main.c @@ -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); diff --git a/drivers/s390/net/qeth_l2_main.c b/drivers/s390/net/qeth_l2_main.c index 07ab8a5c1c4..7632d120884 100644 --- a/drivers/s390/net/qeth_l2_main.c +++ b/drivers/s390/net/qeth_l2_main.c @@ -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, diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c index 0dcc036d34a..fea50bdc8f4 100644 --- a/drivers/s390/net/qeth_l3_main.c +++ b/drivers/s390/net/qeth_l3_main.c @@ -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, |