i40e: add statistic indicating number of skipped Tx timestamps

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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>

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Jacob Keller 2017-05-03 10:28:58 -07:00 • committed by Jeff Kirsher

parent 69077577af

commit 2955faca04

3 changed files with 3 additions and 0 deletions

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1

drivers/net/ethernet/intel/i40e/i40e.h

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drivers/net/ethernet/intel/i40e/i40e_ethtool.c

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drivers/net/ethernet/intel/i40e/i40e_txrx.c

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