diff options
| author | Anjali Singhai Jain <anjali.singhai@intel.com> | 2015-07-23 16:54:40 -0400 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2015-09-30 05:35:45 -0700 |
| commit | d1a8d275340470b89fa3a3f7c47433caf1286336 (patch) | |
| tree | 5175248a486158beb3942d840223fa1d7137144d /drivers/net/ethernet/intel/i40e/i40e_ethtool.c | |
| parent | 48a3b512e8c0703884dd1b3afd85a295ecd36b5f (diff) | |
| download | lwn-d1a8d275340470b89fa3a3f7c47433caf1286336.tar.gz lwn-d1a8d275340470b89fa3a3f7c47433caf1286336.zip | |
i40e: Strip VEB stats if they are disabled in HW
Due to performance reasons, VEB stats have been disabled in the hw. This
patch adds code to check for that condition before accumulating these
stats.
Change-ID: I7d805669476fedabb073790403703798ae5d878e
Signed-off-by: Anjali Singhai Jain <anjali.singhai@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_ethtool.c')
| -rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_ethtool.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c index dd2b6208d91a..1345de2ef614 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c +++ b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c @@ -1264,7 +1264,8 @@ static int i40e_get_sset_count(struct net_device *netdev, int sset) if (vsi == pf->vsi[pf->lan_vsi] && pf->hw.partition_id == 1) { int len = I40E_PF_STATS_LEN(netdev); - if (pf->lan_veb != I40E_NO_VEB) + if ((pf->lan_veb != I40E_NO_VEB) && + (pf->flags & I40E_FLAG_VEB_STATS_ENABLED)) len += I40E_VEB_STATS_TOTAL; return len; } else { @@ -1337,7 +1338,8 @@ static void i40e_get_ethtool_stats(struct net_device *netdev, if (vsi != pf->vsi[pf->lan_vsi] || pf->hw.partition_id != 1) return; - if (pf->lan_veb != I40E_NO_VEB) { + if ((pf->lan_veb != I40E_NO_VEB) && + (pf->flags & I40E_FLAG_VEB_STATS_ENABLED)) { struct i40e_veb *veb = pf->veb[pf->lan_veb]; for (j = 0; j < I40E_VEB_STATS_LEN; j++) { p = (char *)veb; @@ -1410,7 +1412,8 @@ static void i40e_get_strings(struct net_device *netdev, u32 stringset, if (vsi != pf->vsi[pf->lan_vsi] || pf->hw.partition_id != 1) return; - if (pf->lan_veb != I40E_NO_VEB) { + if ((pf->lan_veb != I40E_NO_VEB) && + (pf->flags & I40E_FLAG_VEB_STATS_ENABLED)) { for (i = 0; i < I40E_VEB_STATS_LEN; i++) { snprintf(p, ETH_GSTRING_LEN, "veb.%s", i40e_gstrings_veb_stats[i].stat_string); |