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i40evf: disable NAPI polling sooner 

When closing the interface, disable NAPI polling before any other
activities. This fixes an occasional panic during close caused by the
driver trying to delete and clean rings at the same time.

Change-ID: Ib4d427b13d310258ea85b248d535da70ecf0c1e9
Signed-off-by: Mitch Williams <mitch.a.williams@intel.com>
Tested-by: Jim Young <james.m.young@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
hifive-unleashed-5.1
Mitch Williams 2015-01-29 07:17:18 +00:00 committed by Jeff Kirsher
parent 30d71af54d
commit 748c434bfa
1 changed files with 1 additions and 2 deletions
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3
drivers/net/ethernet/intel/i40evf/i40evf_main.c
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@ -959,6 +959,7 @@ void i40evf_down(struct i40evf_adapter *adapter)
usleep_range(500, 1000);
i40evf_irq_disable(adapter);
i40evf_napi_disable_all(adapter);
/* remove all MAC filters */
list_for_each_entry(f, &adapter->mac_filter_list, list) {
@ -985,8 +986,6 @@ void i40evf_down(struct i40evf_adapter *adapter)
netif_tx_stop_all_queues(netdev);
i40evf_napi_disable_all(adapter);
msleep(20);
netif_carrier_off(netdev);