diff options
| author | Sudheer Mogilappagari <sudheer.mogilappagari@intel.com> | 2018-08-09 06:29:53 -0700 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2018-08-28 10:58:42 -0700 |
| commit | b3969fd727aa1f2ace4794f2a180f9769128027c (patch) | |
| tree | 61c9c4189f2773958fc0dbf53fbd195c8d7b2808 /drivers/net/ethernet/intel/ice/ice_txrx.c | |
| parent | f80eaa42107638684014f1f7c9d7bedda2b5e355 (diff) | |
ice: Add support for Tx hang, Tx timeout and malicious driver detection
When a malicious operation is detected, the firmware triggers an
interrupt, which is then picked up by the service task (specifically by
ice_handle_mdd_event). A reset is scheduled if required.
Tx hang detection works in a similar way, except the logic here monitors
the VSI's Tx queues and tries to revive them if stalled. If the hang is
not resolved, the kernel eventually calls ndo_tx_timeout, which is
handled by ice_tx_timeout.
Signed-off-by: Sudheer Mogilappagari <sudheer.mogilappagari@intel.com>
Signed-off-by: Anirudh Venkataramanan <anirudh.venkataramanan@intel.com>
Tested-by: Tony Brelinski <tonyx.brelinski@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_txrx.c')
| -rw-r--r-- | drivers/net/ethernet/intel/ice/ice_txrx.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_txrx.c b/drivers/net/ethernet/intel/ice/ice_txrx.c index 6481e3d86374..5dae968d853e 100644 --- a/drivers/net/ethernet/intel/ice/ice_txrx.c +++ b/drivers/net/ethernet/intel/ice/ice_txrx.c @@ -251,6 +251,7 @@ int ice_setup_tx_ring(struct ice_ring *tx_ring) tx_ring->next_to_use = 0; tx_ring->next_to_clean = 0; + tx_ring->tx_stats.prev_pkt = -1; return 0; err: |