diff options
| author | Mitch Williams <mitch.a.williams@intel.com> | 2015-12-23 12:05:48 -0800 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2016-02-16 18:54:53 -0800 |
| commit | 1d0a4ada8401c73b360fc8492064a1107fca019b (patch) | |
| tree | 416c0a638082edc8018cf4f9a5722326579804dc /drivers/net/ethernet/intel/i40e/i40e.h | |
| parent | a3d772a3925d85721ad8518db14603fb1cd99295 (diff) | |
i40e: add counter for arq overflows
Sometimes, ARQ overflows are a big deal and tell us that the
firmware/hardware/driver/something is having problems. But normally
they're no big deal. To assist in assessing this, add a counter to
our Ethtool stats. A handful of ARQ overflows during VF init is no
problem. A large, ever-growing number indicates that Something Bad is
happening.
Change-ID: Ie5348bfbc8a54a890559cb00279c28d976a55096
Signed-off-by: Mitch Williams <mitch.a.williams@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@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 53ed3bdd8363..944dee98c4ea 100644 --- a/drivers/net/ethernet/intel/i40e/i40e.h +++ b/drivers/net/ethernet/intel/i40e/i40e.h @@ -393,6 +393,7 @@ struct i40e_pf { struct i40e_vf *vf; int num_alloc_vfs; /* actual number of VFs allocated */ u32 vf_aq_requests; + u32 arq_overflows; /* Not fatal, possibly indicative of problems */ /* DCBx/DCBNL capability for PF that indicates * whether DCBx is managed by firmware or host |