igb: warn if max_vfs limit is exceeded

Currently there's no warning printed when max_vfs > 7 is specified with
igb and the maximum of 7 is silently enforced. This patch prints a
warning and informs the user of the actions taken.

Signed-off-by: Stefan Assmann <sassmann@redhat.com>
Tested-by: Jeff Pieper <jeffrey.e.pieper@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Stefan Assmann 2011-02-24 20:03:31 +00:00 committed by Jeff Kirsher
parent dc6ed1df5a
commit 9b082d734a

View File

@ -2291,7 +2291,12 @@ static int __devinit igb_sw_init(struct igb_adapter *adapter)
switch (hw->mac.type) {
case e1000_82576:
case e1000_i350:
adapter->vfs_allocated_count = (max_vfs > 7) ? 7 : max_vfs;
if (max_vfs > 7) {
dev_warn(&pdev->dev,
"Maximum of 7 VFs per PF, using max\n");
adapter->vfs_allocated_count = 7;
} else
adapter->vfs_allocated_count = max_vfs;
break;
default:
break;