[Intel-wired-lan] [PATCH v4 08/15] e1000e: add statistic indicating number of skipped Tx timestamps

[Brown, Aaron F]

> From: Intel-wired-lan [mailto:intel-wired-lan-bounces at lists.osuosl.org] On
> Behalf Of Jacob Keller
> Sent: Wednesday, May 3, 2017 10:29 AM
> To: Intel Wired LAN <intel-wired-lan at lists.osuosl.org>
> Cc: Richard Cochran <richardcochran at gmail.com>
> Subject: [Intel-wired-lan] [PATCH v4 08/15] 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 at intel.com>
> ---
>  drivers/net/ethernet/intel/e1000e/e1000.h   |  1 +
>  drivers/net/ethernet/intel/e1000e/ethtool.c |  1 +
>  drivers/net/ethernet/intel/e1000e/netdev.c  | 17 ++++++++++-------
>  3 files changed, 12 insertions(+), 7 deletions(-)
> 

Tested-by: Aaron Brown <aaron.f.brown at intel.com>