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author | Jacob Keller <jacob.e.keller@intel.com> | 2014-06-25 02:37:13 +0000 |
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committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2015-01-22 18:10:16 -0800 |
commit | 074c3582192b6cb340510b2a6e4579e78f671dcf (patch) | |
tree | 21542291772546ec5fbc943407a75baa871ad3e7 /drivers/net/virtio_net.c | |
parent | 6930895df994af212985396f1274712aaaa5bc26 (diff) | |
download | lwn-074c3582192b6cb340510b2a6e4579e78f671dcf.tar.gz lwn-074c3582192b6cb340510b2a6e4579e78f671dcf.zip |
virtio_net: add software timestamp support
This patch enables the use of software timestamping via the virtio_net
driver.
Signed-off-by: Jacob Keller <jacob.e.keller@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/virtio_net.c')
-rw-r--r-- | drivers/net/virtio_net.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 11e2e8131359..9bd71d53c5e0 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -925,6 +925,9 @@ static netdev_tx_t start_xmit(struct sk_buff *skb, struct net_device *dev) /* Free up any pending old buffers before queueing new ones. */ free_old_xmit_skbs(sq); + /* timestamp packet in software */ + skb_tx_timestamp(skb); + /* Try to transmit */ err = xmit_skb(sq, skb); @@ -1376,6 +1379,7 @@ static const struct ethtool_ops virtnet_ethtool_ops = { .get_ringparam = virtnet_get_ringparam, .set_channels = virtnet_set_channels, .get_channels = virtnet_get_channels, + .get_ts_info = ethtool_op_get_ts_info, }; #define MIN_MTU 68 |