Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 3aade31b authored by Kittipon Meesompop's avatar Kittipon Meesompop Committed by David S. Miller
Browse files

s390/qeth: add stats counter for RX csum offload 



This matches the statistics we gather for the TX offload path.

Signed-off-by: default avatarKittipon Meesompop <kmeesomp@linux.vnet.ibm.com>
Signed-off-by: default avatarJulian Wiedmann <jwi@linux.vnet.ibm.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent b339c24e

drivers/s390/net/qeth_core.h

+6 −2
Original line number Diff line number Diff line
@@ -148,6 +148,7 @@ struct qeth_perf_stats { 
	unsigned int tx_csum;

	unsigned int tx_lin;

	unsigned int tx_linfail;

	unsigned int rx_csum;

};



/* Routing stuff */
@@ -868,11 +869,14 @@ static inline void qeth_rx_csum(struct qeth_card *card, struct sk_buff *skb, 
				u8 flags)

{

	if ((card->dev->features & NETIF_F_RXCSUM) &&

	    (flags & QETH_HDR_EXT_CSUM_TRANSP_REQ))

	    (flags & QETH_HDR_EXT_CSUM_TRANSP_REQ)) {

		skb->ip_summed = CHECKSUM_UNNECESSARY;

	else

		if (card->options.performance_stats)

			card->perf_stats.rx_csum++;

	} else {

		skb->ip_summed = CHECKSUM_NONE;

	}

}



static inline void qeth_tx_csum(struct sk_buff *skb, u8 *flags)

{

drivers/s390/net/qeth_core_main.c

+3 −1
Original line number Diff line number Diff line
@@ -6005,7 +6005,8 @@ static struct { 
	{"tx lin"},

	{"tx linfail"},

	{"cq handler count"},

	{"cq handler time"}

	{"cq handler time"},

	{"rx csum"}

};



int qeth_core_get_sset_count(struct net_device *dev, int stringset)
@@ -6067,6 +6068,7 @@ void qeth_core_get_ethtool_stats(struct net_device *dev, 
	data[35] = card->perf_stats.tx_linfail;

	data[36] = card->perf_stats.cq_cnt;

	data[37] = card->perf_stats.cq_time;

	data[38] = card->perf_stats.rx_csum;

}

EXPORT_SYMBOL_GPL(qeth_core_get_ethtool_stats);