fm10k: use hw->mac.max_queues for stats
Even though it shouldn't strictly matter, don't count queue stats higher
than the max_queues value stored for this mac. This ensures that we
don't attempt to check queues which don't belong to use in VFs. This
shouldn't be a visible change, as the VFs should see zero for queues
which don't belong to them.
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: Jacob Keller <jacob.e.keller@intel.com>
Acked-by: Matthew Vick <matthew.vick@intel.com>
Tested-by: Krishneil Singh <krishneil.k.singh@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_ethtool.c b/drivers/net/ethernet/intel/fm10k/fm10k_ethtool.c
index 478e67b..cbfaf94 100644
--- a/drivers/net/ethernet/intel/fm10k/fm10k_ethtool.c
+++ b/drivers/net/ethernet/intel/fm10k/fm10k_ethtool.c
@@ -98,12 +98,11 @@
#define FM10K_GLOBAL_STATS_LEN ARRAY_SIZE(fm10k_gstrings_stats)
-#define FM10K_QUEUE_STATS_LEN \
- (MAX_QUEUES * 2 * (sizeof(struct fm10k_queue_stats) / sizeof(u64)))
+#define FM10K_QUEUE_STATS_LEN(_n) \
+ ( (_n) * 2 * (sizeof(struct fm10k_queue_stats) / sizeof(u64)))
-#define FM10K_STATS_LEN (FM10K_GLOBAL_STATS_LEN + \
- FM10K_NETDEV_STATS_LEN + \
- FM10K_QUEUE_STATS_LEN)
+#define FM10K_STATIC_STATS_LEN (FM10K_GLOBAL_STATS_LEN + \
+ FM10K_NETDEV_STATS_LEN)
static const char fm10k_gstrings_test[][ETH_GSTRING_LEN] = {
"Mailbox test (on/offline)"
@@ -155,11 +154,16 @@
static int fm10k_get_sset_count(struct net_device *dev, int sset)
{
+ struct fm10k_intfc *interface = netdev_priv(dev);
+ struct fm10k_hw *hw = &interface->hw;
+ int stats_len = FM10K_STATIC_STATS_LEN;
+
switch (sset) {
case ETH_SS_TEST:
return FM10K_TEST_LEN;
case ETH_SS_STATS:
- return FM10K_STATS_LEN;
+ stats_len += FM10K_QUEUE_STATS_LEN(hw->mac.max_queues);
+ return stats_len;
default:
return -EOPNOTSUPP;
}
@@ -369,7 +373,7 @@
strncpy(info->bus_info, pci_name(interface->pdev),
sizeof(info->bus_info) - 1);
- info->n_stats = FM10K_STATS_LEN;
+ info->n_stats = fm10k_get_sset_count(dev, ETH_SS_STATS);
info->regdump_len = fm10k_get_regs_len(dev);
}