diff options
| author | Anjali Singhai Jain <anjali.singhai@intel.com> | 2015-01-10 01:07:19 +0000 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2015-02-09 00:07:58 -0800 |
| commit | c29af37fd5b7b649b57139cee6bf730c996fe756 (patch) | |
| tree | 1f2c7d1caaa4f43c0d272a86ad2adca19c1f00dd /drivers/net/ethernet/intel/i40evf/i40e_txrx.h | |
| parent | 88086e5d0adf27cf819e11a0a3159d8ef09773a6 (diff) | |
i40evf: Force Tx writeback on ITR
This patch forces Tx descriptor writebacks on ITR by kicking
off the SWINT interrupt when we notice that there are non-cache-aligned
Tx descriptors waiting in the ring while interrupts are disabled
under NAPI.
Change-ID: dd6d9675629bf266c7515ad7a201394618c35444
Signed-off-by: Anjali Singhai Jain <anjali.singhai@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/i40evf/i40e_txrx.h')
| -rw-r--r-- | drivers/net/ethernet/intel/i40evf/i40e_txrx.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/i40evf/i40e_txrx.h b/drivers/net/ethernet/intel/i40evf/i40e_txrx.h index c7f29626eada..4e15903b2b6d 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_txrx.h +++ b/drivers/net/ethernet/intel/i40evf/i40e_txrx.h @@ -238,6 +238,7 @@ struct i40e_ring { u8 atr_count; bool ring_active; /* is ring online or not */ + bool arm_wb; /* do something to arm write back */ /* stats structs */ struct i40e_queue_stats stats; |