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RDMA/nes: Use atomic counters for CM listener create and destroy

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After running long iterative MPI tests, sometimes ethtool reports a
"CM Destroy Listener" count more than the "CM Create Listener" count.
This inconsistency is fixed by making counter variables atomic.

Signed-off-by: Faisal Latif <faisal.latif@intel.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Faisal Latif
2010-02-12 19:55:03 +00:00
committed by Roland Dreier
parent 676ad58553
commit 6e10d2e407
3 changed files with 8 additions and 8 deletions
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4
drivers/infiniband/hw/nes/nes_nic.c
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@@ -1230,8 +1230,8 @@ static void nes_netdev_get_ethtool_stats(struct net_device *netdev,
target_stat_values[++index] = cm_packets_received;
target_stat_values[++index] = cm_packets_dropped;
target_stat_values[++index] = cm_packets_retrans;
target_stat_values[++index] = cm_listens_created;
target_stat_values[++index] = cm_listens_destroyed;
target_stat_values[++index] = atomic_read(&cm_listens_created);
target_stat_values[++index] = atomic_read(&cm_listens_destroyed);
target_stat_values[++index] = cm_backlog_drops;
target_stat_values[++index] = atomic_read(&cm_loopbacks);
target_stat_values[++index] = atomic_read(&cm_nodes_created);