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path: root/drivers/net/ethernet/amazon/ena
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Diffstat (limited to 'drivers/net/ethernet/amazon/ena')
-rw-r--r--drivers/net/ethernet/amazon/ena/ena_netdev.c11
-rw-r--r--drivers/net/ethernet/amazon/ena/ena_netdev.h3
2 files changed, 11 insertions, 3 deletions
diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c b/drivers/net/ethernet/amazon/ena/ena_netdev.c
index 7451922c209d..1c1ddd891ca3 100644
--- a/drivers/net/ethernet/amazon/ena/ena_netdev.c
+++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c
@@ -2579,6 +2579,7 @@ static int ena_restore_device(struct ena_adapter *adapter)
bool wd_state;
int rc;
+ set_bit(ENA_FLAG_ONGOING_RESET, &adapter->flags);
rc = ena_device_init(ena_dev, adapter->pdev, &get_feat_ctx, &wd_state);
if (rc) {
dev_err(&pdev->dev, "Can not initialize device\n");
@@ -2592,6 +2593,11 @@ static int ena_restore_device(struct ena_adapter *adapter)
goto err_device_destroy;
}
+ clear_bit(ENA_FLAG_ONGOING_RESET, &adapter->flags);
+ /* Make sure we don't have a race with AENQ Links state handler */
+ if (test_bit(ENA_FLAG_LINK_UP, &adapter->flags))
+ netif_carrier_on(adapter->netdev);
+
rc = ena_enable_msix_and_set_admin_interrupts(adapter,
adapter->num_queues);
if (rc) {
@@ -2618,7 +2624,7 @@ err_device_destroy:
ena_com_admin_destroy(ena_dev);
err:
clear_bit(ENA_FLAG_DEVICE_RUNNING, &adapter->flags);
-
+ clear_bit(ENA_FLAG_ONGOING_RESET, &adapter->flags);
dev_err(&pdev->dev,
"Reset attempt failed. Can not reset the device\n");
@@ -3495,7 +3501,8 @@ static void ena_update_on_link_change(void *adapter_data,
if (status) {
netdev_dbg(adapter->netdev, "%s\n", __func__);
set_bit(ENA_FLAG_LINK_UP, &adapter->flags);
- netif_carrier_on(adapter->netdev);
+ if (!test_bit(ENA_FLAG_ONGOING_RESET, &adapter->flags))
+ netif_carrier_on(adapter->netdev);
} else {
clear_bit(ENA_FLAG_LINK_UP, &adapter->flags);
netif_carrier_off(adapter->netdev);
diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.h b/drivers/net/ethernet/amazon/ena/ena_netdev.h
index ed8bd0a579c4..3bbc003871de 100644
--- a/drivers/net/ethernet/amazon/ena/ena_netdev.h
+++ b/drivers/net/ethernet/amazon/ena/ena_netdev.h
@@ -272,7 +272,8 @@ enum ena_flags_t {
ENA_FLAG_DEV_UP,
ENA_FLAG_LINK_UP,
ENA_FLAG_MSIX_ENABLED,
- ENA_FLAG_TRIGGER_RESET
+ ENA_FLAG_TRIGGER_RESET,
+ ENA_FLAG_ONGOING_RESET
};
/* adapter specific private data structure */