diff options
| author | Jacob Keller <jacob.e.keller@intel.com> | 2017-05-03 10:28:58 -0700 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2017-05-31 03:09:14 -0700 |
| commit | 2955faca0403a4f6029d589f60ff44be09f24859 (patch) | |
| tree | b77b3e9b2a6e383d6c88b618f33fc947209e3909 /drivers/net/ethernet/intel/i40e/i40e_txrx.c | |
| parent | 69077577af5054da8c8adfb6c1ebb565c2f1f158 (diff) | |
i40e: add statistic indicating number of skipped Tx timestamps
The i40e driver can only handle one Tx timestamp request at a time.
This means it is possible for an application timestamp request to be
ignored.
There is no easy way for an administrator to determine if this occurred.
Add a new statistic which tracks this, tx_hwtstamp_skipped.
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/ethernet/intel/i40e/i40e_txrx.c')
| -rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_txrx.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c index 19984be0f70c..c69ee4b0cfe2 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c +++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c @@ -2630,6 +2630,7 @@ static int i40e_tsyn(struct i40e_ring *tx_ring, struct sk_buff *skb, skb_shinfo(skb)->tx_flags |= SKBTX_IN_PROGRESS; pf->ptp_tx_skb = skb_get(skb); } else { + pf->tx_hwtstamp_skipped++; return 0; } |