[PATCH net v2 2/4] ibmvnic: Terminate waiting device threads after loss of service
Thomas Falcon
tlfalcon at linux.ibm.com
Tue Nov 26 10:12:54 AEDT 2019
If we receive a notification that the device has been deactivated
or removed, force a completion of all waiting threads.
Signed-off-by: Thomas Falcon <tlfalcon at linux.ibm.com>
---
drivers/net/ethernet/ibm/ibmvnic.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c
index 48225297a5e2..78a3ef70f1ef 100644
--- a/drivers/net/ethernet/ibm/ibmvnic.c
+++ b/drivers/net/ethernet/ibm/ibmvnic.c
@@ -4500,6 +4500,15 @@ static void ibmvnic_handle_crq(union ibmvnic_crq *crq,
case IBMVNIC_CRQ_XPORT_EVENT:
netif_carrier_off(netdev);
adapter->crq.active = false;
+ /* terminate any thread waiting for a response
+ * from the device
+ */
+ if (!completion_done(&adapter->fw_done)) {
+ adapter->fw_done_rc = -EIO;
+ complete(&adapter->fw_done);
+ }
+ if (!completion_done(&adapter->stats_done))
+ complete(&adapter->stats_done);
if (test_bit(0, &adapter->resetting))
adapter->force_reset_recovery = true;
if (gen_crq->cmd == IBMVNIC_PARTITION_MIGRATED) {
--
2.12.3
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