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authorJeff Kirsher <jeffrey.t.kirsher@intel.com>2015-04-03 23:26:58 +0300
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2015-04-15 01:35:02 +0300
commit29a928ee633a9166e5637609ce4c735856b23fbe (patch)
treef945aec09aaef97b9aa740dd5f814e1cd902ac70 /drivers
parent661b2067910fdecb9a7053f7b5279a0ff61b0bf7 (diff)
downloadlinux-29a928ee633a9166e5637609ce4c735856b23fbe.tar.xz
fm10k: only show actual queues, not the maximum in hardware
Currently, we show statistics for all 128 queues, even though we don't necessarily have that many queues available especially in the VF case. Instead, use the hw->mac.max_queues value, which tells us how many queues we actually have, rather than the space for the rings we allocated. In this way, we prevent dumping statistics that are useless on the VF. 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>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/ethernet/intel/fm10k/fm10k_ethtool.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_ethtool.c b/drivers/net/ethernet/intel/fm10k/fm10k_ethtool.c
index 697a269b2145..478e67b4601e 100644
--- a/drivers/net/ethernet/intel/fm10k/fm10k_ethtool.c
+++ b/drivers/net/ethernet/intel/fm10k/fm10k_ethtool.c
@@ -118,6 +118,7 @@ enum fm10k_self_test_types {
static void fm10k_get_strings(struct net_device *dev, u32 stringset, u8 *data)
{
+ struct fm10k_intfc *interface = netdev_priv(dev);
char *p = (char *)data;
int i;
@@ -138,7 +139,7 @@ static void fm10k_get_strings(struct net_device *dev, u32 stringset, u8 *data)
p += ETH_GSTRING_LEN;
}
- for (i = 0; i < MAX_QUEUES; i++) {
+ for (i = 0; i < interface->hw.mac.max_queues; i++) {
sprintf(p, "tx_queue_%u_packets", i);
p += ETH_GSTRING_LEN;
sprintf(p, "tx_queue_%u_bytes", i);
@@ -188,7 +189,7 @@ static void fm10k_get_ethtool_stats(struct net_device *netdev,
sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
}
- for (i = 0; i < MAX_QUEUES; i++) {
+ for (i = 0; i < interface->hw.mac.max_queues; i++) {
struct fm10k_ring *ring;
u64 *queue_stat;