diff options
| author | Jacob Keller <jacob.e.keller@intel.com> | 2017-05-03 20:28:57 +0300 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2017-06-06 11:01:27 +0300 |
| commit | cff57141456482b410a2312b88467ceb4c26d75d (patch) | |
| tree | cba6c5481dee52911cc138d9082678042b4a330b /drivers/net/ethernet/intel/e1000e/e1000.h | |
| parent | 74344e32fcc0d09342b77ed9d23ea74b3799d157 (diff) | |
| download | linux-cff57141456482b410a2312b88467ceb4c26d75d.tar.xz | |
e1000e: add statistic indicating number of skipped Tx timestamps
The e1000e 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>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/e1000e/e1000.h')
| -rw-r--r-- | drivers/net/ethernet/intel/e1000e/e1000.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/e1000e/e1000.h b/drivers/net/ethernet/intel/e1000e/e1000.h index c7c994eb410e..98e68888abb1 100644 --- a/drivers/net/ethernet/intel/e1000e/e1000.h +++ b/drivers/net/ethernet/intel/e1000e/e1000.h @@ -268,6 +268,7 @@ struct e1000_adapter { u32 tx_fifo_size; u32 tx_dma_failed; u32 tx_hwtstamp_timeouts; + u32 tx_hwtstamp_skipped; /* Rx */ bool (*clean_rx)(struct e1000_ring *ring, int *work_done, |