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Subject[PATCH] igb: SR-IOV init reordering
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igb is ineffective at setting a lower total VFs because:

int pci_sriov_set_totalvfs(struct pci_dev *dev, u16 numvfs)
{
...
/* Shouldn't change if VFs already enabled */
if (dev->sriov->ctrl & PCI_SRIOV_CTRL_VFE)
return -EBUSY;

Swap init ordering.

Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
---
drivers/net/ethernet/intel/igb/igb_main.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
index d5b8289..ac65c39 100644
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -2546,8 +2546,8 @@ static void igb_probe_vfs(struct igb_adapter *adapter)
if ((hw->mac.type == e1000_i210) || (hw->mac.type == e1000_i211))
return;

- igb_enable_sriov(pdev, max_vfs);
pci_sriov_set_totalvfs(pdev, 7);
+ igb_enable_sriov(pdev, max_vfs);

#endif /* CONFIG_PCI_IOV */
}


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