From: Daniel Drown Date: Fri, 3 Jul 2020 06:22:34 +0000 (-0500) Subject: net/xen-netfront: add kernel TX timestamps X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=91ffb9d3823098e8efea7520ad8082a4bfaee739;p=linux.git net/xen-netfront: add kernel TX timestamps This adds kernel TX timestamps to the xen-netfront driver. Tested with chrony on an AWS EC2 instance. Signed-off-by: Daniel Drown Signed-off-by: David S. Miller --- diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c index 860a0cce346d4..ed995df192477 100644 --- a/drivers/net/xen-netfront.c +++ b/drivers/net/xen-netfront.c @@ -754,6 +754,9 @@ static netdev_tx_t xennet_start_xmit(struct sk_buff *skb, struct net_device *dev /* First request has the packet length. */ first_tx->size = skb->len; + /* timestamp packet in software */ + skb_tx_timestamp(skb); + RING_PUSH_REQUESTS_AND_CHECK_NOTIFY(&queue->tx, notify); if (notify) notify_remote_via_irq(queue->tx_irq); @@ -2411,6 +2414,7 @@ static const struct ethtool_ops xennet_ethtool_ops = .get_sset_count = xennet_get_sset_count, .get_ethtool_stats = xennet_get_ethtool_stats, .get_strings = xennet_get_strings, + .get_ts_info = ethtool_op_get_ts_info, }; #ifdef CONFIG_SYSFS