From: Lijun Pan <l...@linux.ibm.com>

[ Upstream commit 855a631a4c11458a9cef1ab79c1530436aa95fae ]

Sometimes it takes longer than 5 seconds (watchdog timeout) to complete
failover, migration, and other resets. In stead of scheduling another
timeout reset, we wait for the current one to complete.

Suggested-by: Brian King <brk...@linux.vnet.ibm.com>
Signed-off-by: Lijun Pan <l...@linux.ibm.com>
Reviewed-by: Dany Madden <d...@linux.ibm.com>
Signed-off-by: Jakub Kicinski <k...@kernel.org>
Signed-off-by: Sasha Levin <sas...@kernel.org>
---
 drivers/net/ethernet/ibm/ibmvnic.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/net/ethernet/ibm/ibmvnic.c 
b/drivers/net/ethernet/ibm/ibmvnic.c
index 81ec233926acb..37012aa594f41 100644
--- a/drivers/net/ethernet/ibm/ibmvnic.c
+++ b/drivers/net/ethernet/ibm/ibmvnic.c
@@ -2368,6 +2368,12 @@ static void ibmvnic_tx_timeout(struct net_device *dev, 
unsigned int txqueue)
 {
        struct ibmvnic_adapter *adapter = netdev_priv(dev);
 
+       if (test_bit(0, &adapter->resetting)) {
+               netdev_err(adapter->netdev,
+                          "Adapter is resetting, skip timeout reset\n");
+               return;
+       }
+
        ibmvnic_reset(adapter, VNIC_RESET_TIMEOUT);
 }
 
-- 
2.27.0

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