diff options
| author | Mallikarjuna R Chilakala <mallikarjuna.chilakala@intel.com> | 2009-12-15 11:56:59 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-12-15 23:18:25 -0800 |
| commit | eb985f09b2a189bde80550e410ddfc28c4276c53 (patch) | |
| tree | 7fca198a4e2aba89a5f0babc3d0e2efd1d8bbd71 /drivers/net/ixgbe | |
| parent | a3f92eea04101d9a8e14d50f8048cc5b7bca07a8 (diff) | |
| download | blackbird-op-linux-eb985f09b2a189bde80550e410ddfc28c4276c53.tar.gz blackbird-op-linux-eb985f09b2a189bde80550e410ddfc28c4276c53.zip | |
ixgbe: Fix tx_restart_queue/non_eop_desc statistics counters
Fix the restart_queue and non_eop_desc counters from being
double-counted. They are cumulative in each ring, so we don't want to
add them to the cumulative result in the adapter's master counter.
Otherwise, the stats will be inaccurate
Signed-off-by: Mallikarjuna R Chilakala <mallikarjuna.chilakala@intel.com>
Acked-by: Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ixgbe')
| -rw-r--r-- | drivers/net/ixgbe/ixgbe_main.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c index 35ea8c93fd80..529274824931 100644 --- a/drivers/net/ixgbe/ixgbe_main.c +++ b/drivers/net/ixgbe/ixgbe_main.c @@ -4511,6 +4511,7 @@ void ixgbe_update_stats(struct ixgbe_adapter *adapter) struct ixgbe_hw *hw = &adapter->hw; u64 total_mpc = 0; u32 i, missed_rx = 0, mpc, bprc, lxon, lxoff, xon_off_tot; + u64 non_eop_descs = 0, restart_queue = 0; if (adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED) { u64 rsc_count = 0; @@ -4528,10 +4529,12 @@ void ixgbe_update_stats(struct ixgbe_adapter *adapter) /* gather some stats to the adapter struct that are per queue */ for (i = 0; i < adapter->num_tx_queues; i++) - adapter->restart_queue += adapter->tx_ring[i].restart_queue; + restart_queue += adapter->tx_ring[i].restart_queue; + adapter->restart_queue = restart_queue; for (i = 0; i < adapter->num_rx_queues; i++) - adapter->non_eop_descs += adapter->tx_ring[i].non_eop_descs; + non_eop_descs += adapter->rx_ring[i].non_eop_descs; + adapter->non_eop_descs = non_eop_descs; adapter->stats.crcerrs += IXGBE_READ_REG(hw, IXGBE_CRCERRS); for (i = 0; i < 8; i++) { |
