From a18394269fc87276963e8d965c730900178d7e4b Mon Sep 17 00:00:00 2001 From: Heiner Kallweit Date: Sat, 7 Nov 2020 21:49:07 +0100 Subject: net: core: add dev_get_tstats64 as a ndo_get_stats64 implementation It's a frequent pattern to use netdev->stats for the less frequently accessed counters and per-cpu counters for the frequently accessed counters (rx/tx bytes/packets). Add a default ndo_get_stats64() implementation for this use case. Reviewed-by: Florian Fainelli Signed-off-by: Heiner Kallweit Signed-off-by: Jakub Kicinski --- net/core/dev.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) (limited to 'net/core') diff --git a/net/core/dev.c b/net/core/dev.c index bd6100da66f4..60d325bda0d7 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -10366,6 +10366,21 @@ void dev_fetch_sw_netstats(struct rtnl_link_stats64 *s, } EXPORT_SYMBOL_GPL(dev_fetch_sw_netstats); +/** + * dev_get_tstats64 - ndo_get_stats64 implementation + * @dev: device to get statistics from + * @s: place to store stats + * + * Populate @s from dev->stats and dev->tstats. Can be used as + * ndo_get_stats64() callback. + */ +void dev_get_tstats64(struct net_device *dev, struct rtnl_link_stats64 *s) +{ + netdev_stats_to_stats64(s, &dev->stats); + dev_fetch_sw_netstats(s, dev->tstats); +} +EXPORT_SYMBOL_GPL(dev_get_tstats64); + struct netdev_queue *dev_ingress_queue_create(struct net_device *dev) { struct netdev_queue *queue = dev_ingress_queue(dev); -- cgit v1.2.3