From ad0181855a48641e812454e64c62c07e015b6a97 Mon Sep 17 00:00:00 2001 From: Chris Metcalf Date: Thu, 1 Aug 2013 11:36:42 -0400 Subject: [PATCH] tile: update dev->stats directly in tilegx network driver Signed-off-by: Chris Metcalf Signed-off-by: David S. Miller --- drivers/net/ethernet/tile/tilegx.c | 29 ++++++++--------------------- 1 file changed, 8 insertions(+), 21 deletions(-) diff --git a/drivers/net/ethernet/tile/tilegx.c b/drivers/net/ethernet/tile/tilegx.c index 39c1e9e83845..e9eba2bf6aae 100644 --- a/drivers/net/ethernet/tile/tilegx.c +++ b/drivers/net/ethernet/tile/tilegx.c @@ -178,8 +178,6 @@ struct tile_net_priv { int loopify_channel; /* The egress channel (channel or loopify_channel). */ int echannel; - /* Total stats. */ - struct net_device_stats stats; }; /* Egress info, indexed by "priv->echannel" (lazily created as needed). */ @@ -414,7 +412,6 @@ static void tile_net_receive_skb(struct net_device *dev, struct sk_buff *skb, gxio_mpipe_idesc_t *idesc, unsigned long len) { struct tile_net_info *info = &__get_cpu_var(per_cpu_info); - struct tile_net_priv *priv = netdev_priv(dev); /* Encode the actual packet length. */ skb_put(skb, len); @@ -428,8 +425,8 @@ static void tile_net_receive_skb(struct net_device *dev, struct sk_buff *skb, netif_receive_skb(skb); /* Update stats. */ - tile_net_stats_add(1, &priv->stats.rx_packets); - tile_net_stats_add(len, &priv->stats.rx_bytes); + tile_net_stats_add(1, &dev->stats.rx_packets); + tile_net_stats_add(len, &dev->stats.rx_bytes); /* Need a new buffer. */ if (idesc->size == buffer_size_enums[0]) @@ -445,7 +442,6 @@ static bool tile_net_handle_packet(gxio_mpipe_idesc_t *idesc) { struct tile_net_info *info = &__get_cpu_var(per_cpu_info); struct net_device *dev = tile_net_devs_for_channel[idesc->channel]; - struct tile_net_priv *priv = netdev_priv(dev); uint8_t l2_offset; void *va; void *buf; @@ -459,7 +455,7 @@ static bool tile_net_handle_packet(gxio_mpipe_idesc_t *idesc) */ if (idesc->be || idesc->me || idesc->tr || idesc->ce) { if (dev) - tile_net_stats_add(1, &priv->stats.rx_errors); + tile_net_stats_add(1, &dev->stats.rx_errors); goto drop; } @@ -479,7 +475,7 @@ static bool tile_net_handle_packet(gxio_mpipe_idesc_t *idesc) filter = filter_packet(dev, buf); if (filter) { if (dev) - tile_net_stats_add(1, &priv->stats.rx_dropped); + tile_net_stats_add(1, &dev->stats.rx_dropped); drop: gxio_mpipe_iqueue_drop(&info->iqueue, idesc); } else { @@ -1502,7 +1498,6 @@ static void tso_headers_prepare(struct sk_buff *skb, unsigned char *headers, static void tso_egress(struct net_device *dev, gxio_mpipe_equeue_t *equeue, struct sk_buff *skb, unsigned char *headers, s64 slot) { - struct tile_net_priv *priv = netdev_priv(dev); struct skb_shared_info *sh = skb_shinfo(skb); unsigned int sh_len = skb_transport_offset(skb) + tcp_hdrlen(skb); unsigned int data_len = skb->len - sh_len; @@ -1580,8 +1575,8 @@ static void tso_egress(struct net_device *dev, gxio_mpipe_equeue_t *equeue, } /* Update stats. */ - tile_net_stats_add(tx_packets, &priv->stats.tx_packets); - tile_net_stats_add(tx_bytes, &priv->stats.tx_bytes); + tile_net_stats_add(tx_packets, &dev->stats.tx_packets); + tile_net_stats_add(tx_bytes, &dev->stats.tx_bytes); } /* Do "TSO" handling for egress. @@ -1724,9 +1719,9 @@ static int tile_net_tx(struct sk_buff *skb, struct net_device *dev) add_comp(equeue, comps, slot - 1, skb); /* NOTE: Use ETH_ZLEN for short packets (e.g. 42 < 60). */ - tile_net_stats_add(1, &priv->stats.tx_packets); + tile_net_stats_add(1, &dev->stats.tx_packets); tile_net_stats_add(max_t(unsigned int, len, ETH_ZLEN), - &priv->stats.tx_bytes); + &dev->stats.tx_bytes); local_irq_restore(irqflags); @@ -1757,13 +1752,6 @@ static int tile_net_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) return -EOPNOTSUPP; } -/* Get system network statistics for device. */ -static struct net_device_stats *tile_net_get_stats(struct net_device *dev) -{ - struct tile_net_priv *priv = netdev_priv(dev); - return &priv->stats; -} - /* Change the MTU. */ static int tile_net_change_mtu(struct net_device *dev, int new_mtu) { @@ -1813,7 +1801,6 @@ static const struct net_device_ops tile_net_ops = { .ndo_start_xmit = tile_net_tx, .ndo_select_queue = tile_net_select_queue, .ndo_do_ioctl = tile_net_ioctl, - .ndo_get_stats = tile_net_get_stats, .ndo_change_mtu = tile_net_change_mtu, .ndo_tx_timeout = tile_net_tx_timeout, .ndo_set_mac_address = tile_net_set_mac_address, -- 2.39.5