diff options
| author | Faisal Latif <faisal.latif@intel.com> | 2010-02-12 19:55:03 +0000 |
|---|---|---|
| committer | Roland Dreier <rolandd@cisco.com> | 2010-02-19 11:38:14 -0800 |
| commit | 6e10d2e407542605b2bdca43dc88c35fa8bd24b2 (patch) | |
| tree | c79261a233ea24d7b3cee6fb011a6b8f5243a8e4 /drivers/infiniband/hw/nes/nes_nic.c | |
| parent | 676ad585531e965416fd958747894541dabcec96 (diff) | |
| download | linux-6e10d2e407542605b2bdca43dc88c35fa8bd24b2.tar.bz2 | |
RDMA/nes: Use atomic counters for CM listener create and destroy
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>
Diffstat (limited to 'drivers/infiniband/hw/nes/nes_nic.c')
| -rw-r--r-- | drivers/infiniband/hw/nes/nes_nic.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/nes/nes_nic.c b/drivers/infiniband/hw/nes/nes_nic.c index ab1102780186..3d550dc77d0d 100644 --- a/drivers/infiniband/hw/nes/nes_nic.c +++ b/drivers/infiniband/hw/nes/nes_nic.c @@ -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); |