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| author | Jacob Keller <jacob.e.keller@intel.com> | 2017-05-03 10:29:00 -0700 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2017-06-13 16:11:48 -0700 |
| commit | 4cc74c01ef8bb59fae98aeda359e8bcf6148943a (patch) | |
| tree | 325707ae6cb6411b472e7323c26b72c7e3c87997 /drivers/net/ethernet/intel/ixgbe/ixgbe.h | |
| parent | 5fef124d9c75942dc5c2445a3faa8ad37cbf4c82 (diff) | |
| download | linux-4cc74c01ef8bb59fae98aeda359e8bcf6148943a.tar.bz2 | |
ixgbe: add statistic indicating number of skipped Tx timestamps
The ixgbe 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: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/ixgbe/ixgbe.h')
| -rw-r--r-- | drivers/net/ethernet/intel/ixgbe/ixgbe.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe.h b/drivers/net/ethernet/intel/ixgbe/ixgbe.h index 76263762bea1..eb36106218ad 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe.h @@ -733,6 +733,7 @@ struct ixgbe_adapter { struct timecounter hw_tc; u32 base_incval; u32 tx_hwtstamp_timeouts; + u32 tx_hwtstamp_skipped; u32 rx_hwtstamp_cleared; void (*ptp_setup_sdp)(struct ixgbe_adapter *); |