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authorCatherine Sullivan <catherine.sullivan@intel.com>2014-03-14 07:32:30 +0000
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2014-04-22 04:13:09 -0700
commit99c472a3989f080603a0ab9e665c44f37b02b7ed (patch)
treef8252d7e841c8f613e785e8df0847d46439b30e5 /drivers/net/ethernet/intel/i40e/i40e_ethtool.c
parent7c12200797ebc5d0eea65aa653cd14e9b9dd45d8 (diff)
downloadlinux-99c472a3989f080603a0ab9e665c44f37b02b7ed.tar.bz2
i40e: Tweak for-loop in i40e_ethtool.c
Tweak a for-loop to make it easier to add conditional stats in the future. Signed-off-by: Catherine Sullivan <catherine.sullivan@intel.com> Tested-by: Kavindya Deegala <kavindya.s.deegala@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.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
index d9a41d335c24..0cf47c958081 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
@@ -649,7 +649,7 @@ static void i40e_get_ethtool_stats(struct net_device *netdev,
sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
}
rcu_read_lock();
- for (j = 0; j < vsi->num_queue_pairs; j++, i += 4) {
+ for (j = 0; j < vsi->num_queue_pairs; j++) {
struct i40e_ring *tx_ring = ACCESS_ONCE(vsi->tx_rings[j]);
struct i40e_ring *rx_ring;
@@ -662,14 +662,16 @@ static void i40e_get_ethtool_stats(struct net_device *netdev,
data[i] = tx_ring->stats.packets;
data[i + 1] = tx_ring->stats.bytes;
} while (u64_stats_fetch_retry_irq(&tx_ring->syncp, start));
+ i += 2;
/* Rx ring is the 2nd half of the queue pair */
rx_ring = &tx_ring[1];
do {
start = u64_stats_fetch_begin_irq(&rx_ring->syncp);
- data[i + 2] = rx_ring->stats.packets;
- data[i + 3] = rx_ring->stats.bytes;
+ data[i] = rx_ring->stats.packets;
+ data[i + 1] = rx_ring->stats.bytes;
} while (u64_stats_fetch_retry_irq(&rx_ring->syncp, start));
+ i += 2;
}
rcu_read_unlock();
if (vsi == pf->vsi[pf->lan_vsi]) {