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path: root/drivers/net/ethernet/ibm/ibmvnic.c
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Diffstat (limited to 'drivers/net/ethernet/ibm/ibmvnic.c')
-rw-r--r--drivers/net/ethernet/ibm/ibmvnic.c22
1 files changed, 19 insertions, 3 deletions
diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c
index 374a75d4faea..ed77191d19f4 100644
--- a/drivers/net/ethernet/ibm/ibmvnic.c
+++ b/drivers/net/ethernet/ibm/ibmvnic.c
@@ -2420,9 +2420,10 @@ out:
static void __ibmvnic_reset(struct work_struct *work)
{
- struct ibmvnic_rwi *rwi;
struct ibmvnic_adapter *adapter;
bool saved_state = false;
+ struct ibmvnic_rwi *tmprwi;
+ struct ibmvnic_rwi *rwi;
unsigned long flags;
u32 reset_state;
int rc = 0;
@@ -2489,7 +2490,7 @@ static void __ibmvnic_reset(struct work_struct *work)
} else {
rc = do_reset(adapter, rwi, reset_state);
}
- kfree(rwi);
+ tmprwi = rwi;
adapter->last_reset_time = jiffies;
if (rc)
@@ -2497,8 +2498,23 @@ static void __ibmvnic_reset(struct work_struct *work)
rwi = get_next_rwi(adapter);
+ /*
+ * If there is another reset queued, free the previous rwi
+ * and process the new reset even if previous reset failed
+ * (the previous reset could have failed because of a fail
+ * over for instance, so process the fail over).
+ *
+ * If there are no resets queued and the previous reset failed,
+ * the adapter would be in an undefined state. So retry the
+ * previous reset as a hard reset.
+ */
+ if (rwi)
+ kfree(tmprwi);
+ else if (rc)
+ rwi = tmprwi;
+
if (rwi && (rwi->reset_reason == VNIC_RESET_FAILOVER ||
- rwi->reset_reason == VNIC_RESET_MOBILITY))
+ rwi->reset_reason == VNIC_RESET_MOBILITY || rc))
adapter->force_reset_recovery = true;
}