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ibmvnic: Remove netdev notify for failover resets 

When handling a driver reset due to a failover of the backing
server on the vios, doing the netdev_notify_peers() can cause
network traffic to stall or halt. Remove the netdev notify call
for failover resets.

Signed-off-by: Nathan Fontenot <nfont@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Nathan Fontenot 2017-06-12 20:47:45 -04:00 committed by David S. Miller
parent 40c9db8ad8
commit 61d3e1d9bc
1 changed files with 3 additions and 1 deletions
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4
drivers/net/ethernet/ibm/ibmvnic.c
View File

@ -1364,7 +1364,9 @@ static int do_reset(struct ibmvnic_adapter *adapter,
for (i = 0; i < adapter->req_rx_queues; i++)
napi_schedule(&adapter->napi[i]);
netdev_notify_peers(netdev);
if (adapter->reset_reason != VNIC_RESET_FAILOVER)
netdev_notify_peers(netdev);
return 0;
}