[PATCH net 2/4] ibmvnic: Terminate waiting device threads after loss of service
From: Thomas Falcon <hidden>
Date: 2019-11-22 19:44:26
Also in:
netdev
Subsystem:
ibm power sriov virtual nic device driver, linux for powerpc (32-bit and 64-bit), networking drivers, the rest · Maintainers:
Haren Myneni, Rick Lindsley, Madhavan Srinivasan, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
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 <redacted> --- 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