From: Lorenzo Bianconi Date: Tue, 9 May 2023 09:05:16 +0000 (+0200) Subject: net: veth: make PAGE_POOL_STATS optional X-Git-Tag: v6.6.17~4555^2~307 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=5e316a818e75c585dc7b601e8b51823a4059d408;p=platform%2Fkernel%2Flinux-rpi.git net: veth: make PAGE_POOL_STATS optional Since veth is very likely to be enabled and there are some drivers (e.g. mlx5) where CONFIG_PAGE_POOL_STATS is optional, make CONFIG_PAGE_POOL_STATS optional for veth too in order to keep it optional instead of required. Suggested-by: Jiri Benc Signed-off-by: Lorenzo Bianconi Reviewed-by: Simon Horman Acked-by: Jesper Dangaard Brouer Acked-by: Toke Høiland-Jørgensen Signed-off-by: David S. Miller --- diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig index d0a1ed2..368c6f5 100644 --- a/drivers/net/Kconfig +++ b/drivers/net/Kconfig @@ -403,7 +403,6 @@ config TUN_VNET_CROSS_LE config VETH tristate "Virtual ethernet pair device" select PAGE_POOL - select PAGE_POOL_STATS help This device is a local ethernet tunnel. Devices are created in pairs. When one end receives the packet it appears on its pair and vice diff --git a/drivers/net/veth.c b/drivers/net/veth.c index 3ae4960..614f3e3 100644 --- a/drivers/net/veth.c +++ b/drivers/net/veth.c @@ -176,12 +176,27 @@ static int veth_get_sset_count(struct net_device *dev, int sset) } } +static void veth_get_page_pool_stats(struct net_device *dev, u64 *data) +{ +#ifdef CONFIG_PAGE_POOL_STATS + struct veth_priv *priv = netdev_priv(dev); + struct page_pool_stats pp_stats = {}; + int i; + + for (i = 0; i < dev->real_num_rx_queues; i++) { + if (!priv->rq[i].page_pool) + continue; + page_pool_get_stats(priv->rq[i].page_pool, &pp_stats); + } + page_pool_ethtool_stats_get(data, &pp_stats); +#endif /* CONFIG_PAGE_POOL_STATS */ +} + static void veth_get_ethtool_stats(struct net_device *dev, struct ethtool_stats *stats, u64 *data) { struct veth_priv *rcv_priv, *priv = netdev_priv(dev); struct net_device *peer = rtnl_dereference(priv->peer); - struct page_pool_stats pp_stats = {}; int i, j, idx, pp_idx; data[0] = peer ? peer->ifindex : 0; @@ -225,12 +240,7 @@ static void veth_get_ethtool_stats(struct net_device *dev, } page_pool_stats: - for (i = 0; i < dev->real_num_rx_queues; i++) { - if (!priv->rq[i].page_pool) - continue; - page_pool_get_stats(priv->rq[i].page_pool, &pp_stats); - } - page_pool_ethtool_stats_get(&data[pp_idx], &pp_stats); + veth_get_page_pool_stats(dev, &data[pp_idx]); } static void veth_get_channels(struct net_device *dev,