hv_netvsc: add software transmit timestamp support
authorsixiao@microsoft.com <sixiao@microsoft.com>
Thu, 18 Feb 2016 00:43:59 +0000 (16:43 -0800)
committerDavid S. Miller <davem@davemloft.net>
Fri, 19 Feb 2016 20:46:56 +0000 (15:46 -0500)
Enable skb_tx_timestamp in hyperv netvsc.

Signed-off-by: Simon Xiao <sixiao@microsoft.com>
Reviewed-by: K. Y. Srinivasan <kys@microsoft.com>
Reviewed-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/hyperv/netvsc_drv.c

index c72e5b83afdbc9ec509106ed5cb70bbc0539372a..202e2b179509d354bb65ffa0fa9d5ba30d1716fb 100644 (file)
@@ -550,6 +550,8 @@ do_send:
        packet->page_buf_cnt = init_page_array(rndis_msg, rndis_msg_size,
                                               skb, packet, &pb);
 
+       /* timestamp packet in software */
+       skb_tx_timestamp(skb);
        ret = netvsc_send(net_device_ctx->device_ctx, packet,
                          rndis_msg, &pb, skb);
 
@@ -920,6 +922,7 @@ static const struct ethtool_ops ethtool_ops = {
        .get_link       = ethtool_op_get_link,
        .get_channels   = netvsc_get_channels,
        .set_channels   = netvsc_set_channels,
+       .get_ts_info    = ethtool_op_get_ts_info,
 };
 
 static const struct net_device_ops device_ops = {