diff options
| author | Jakub Kicinski <kubakici@wp.pl> | 2014-03-15 14:55:42 +0000 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2014-07-16 13:19:41 -0700 |
| commit | 9ce34f023d6025af89087472f0327e0a81073167 (patch) | |
| tree | ba743be7d2e5ee585eb0712992e9144ed13361ba /drivers/net/ethernet/intel/i40e/i40e.h | |
| parent | 259afec7c34bbaa0236edd7e6ad811c4dce2fb1b (diff) | |
i40e: fix race conditions on queuing skb for HW time stamp
i40e has a single set of TX time stamping resources per NIC.
Use a simple bit lock to avoid race conditions and leaking skbs
when multiple TX rings try to claim time stamping.
Signed-off-by: Jakub Kicinski <kubakici@wp.pl>
Tested-By: Jim Young <jamesx.m.young@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/i40e/i40e.h')
| -rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h index f7bf69fa15c7..29cd81ae29f4 100644 --- a/drivers/net/ethernet/intel/i40e/i40e.h +++ b/drivers/net/ethernet/intel/i40e/i40e.h @@ -134,6 +134,7 @@ enum i40e_state_t { __I40E_EMP_RESET_REQUESTED, __I40E_FILTER_OVERFLOW_PROMISC, __I40E_SUSPENDED, + __I40E_PTP_TX_IN_PROGRESS, __I40E_BAD_EEPROM, __I40E_DOWN_REQUESTED, }; |