i40evf: don't wait so long

We really don't need to delay an entire millisecond just to get into our
critical section. A microsecond will be sufficient, thank you.

Change-ID: I2d02ece6610007d98cabcb3f42df9a774bb54e59
Signed-off-by: Mitch Williams <mitch.a.williams@intel.com>
Tested-by: Sibai Li <sibai.li@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_main.c b/drivers/net/ethernet/intel/i40evf/i40evf_main.c
index ed1eb123052256c621f59290d349d22bd39d3cd3..a53e81bb096017d44d63d5b69422aefb09543b9d 100644 (file)
--- a/drivers/net/ethernet/intel/i40evf/i40evf_main.c
+++ b/drivers/net/ethernet/intel/i40evf/i40evf_main.c
@@ -768,7 +768,7 @@ i40evf_mac_filter *i40evf_add_filter(struct i40evf_adapter *adapter,
 
        while (test_and_set_bit(__I40EVF_IN_CRITICAL_TASK,
                                &adapter->crit_section))
-               mdelay(1);
+               udelay(1);
 
        f = i40evf_find_filter(adapter, macaddr);
        if (NULL == f) {
@@ -840,7 +840,7 @@ static void i40evf_set_rx_mode(struct net_device *netdev)
 
        while (test_and_set_bit(__I40EVF_IN_CRITICAL_TASK,
                                &adapter->crit_section))
-               mdelay(1);
+               udelay(1);
        /* remove filter if not in netdev list */
        list_for_each_entry_safe(f, ftmp, &adapter->mac_filter_list, list) {
                bool found = false;