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| author | Mitch Williams <mitch.a.williams@intel.com> | 2015-02-27 10:18:31 +0100 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2015-03-09 13:20:45 +0100 |
| commit | 3c8e0b989aa1afc01aa1b236b31b6c7628610c85 (patch) | |
| tree | d94d8ba019d6b911c066c280821ed7457e937668 | |
| parent | i40e: future proof some sizeof calls (diff) | |
| download | linux-3c8e0b989aa1afc01aa1b236b31b6c7628610c85.tar.xz linux-3c8e0b989aa1afc01aa1b236b31b6c7628610c85.zip | |
i40vf: don't stop me now
If a reset occurs when the netdev is closed, the reset task will hang in
napi_disable, causing deadlocks and general grumpiness.
Check to make sure the device is actually running before stopping
everything. This allows the reset task to complete and have a real good
time.
Change-ID: Iaaea84acbcb9b3810c216b14c3326e4287b75b58
Signed-off-by: Mitch Williams <mitch.a.williams@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
| -rw-r--r-- | drivers/net/ethernet/intel/i40evf/i40evf_main.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_main.c b/drivers/net/ethernet/intel/i40evf/i40evf_main.c index f44911df286a..32d0a99ad2a9 100644 --- a/drivers/net/ethernet/intel/i40evf/i40evf_main.c +++ b/drivers/net/ethernet/intel/i40evf/i40evf_main.c @@ -1578,13 +1578,14 @@ continue_reset: adapter->flags &= ~I40EVF_FLAG_RESET_PENDING; i40evf_irq_disable(adapter); - i40evf_napi_disable_all(adapter); - - netif_tx_disable(netdev); - netif_tx_stop_all_queues(netdev); + if (netif_running(adapter->netdev)) { + i40evf_napi_disable_all(adapter); + netif_tx_disable(netdev); + netif_tx_stop_all_queues(netdev); + netif_carrier_off(netdev); + } - netif_carrier_off(netdev); adapter->state = __I40EVF_RESETTING; /* kill and reinit the admin queue */ |