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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-09-08 01:01:14 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-09-08 01:01:14 -0300
commite5fd91f1ef340da553f7a79da9540c3db711c937 (patch)
treeb11842027dc6641da63f4bcc524f8678263304a3 /drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
parent2a9b0348e685a63d97486f6749622b61e9e3292f (diff)
Linux-libre 4.2-gnu
Diffstat (limited to 'drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c')
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
index 4e9376da0..23f95cdbd 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
@@ -980,6 +980,13 @@ static int i40e_pci_sriov_enable(struct pci_dev *pdev, int num_vfs)
int pre_existing_vfs = pci_num_vf(pdev);
int err = 0;
+ if (pf->state & __I40E_TESTING) {
+ dev_warn(&pdev->dev,
+ "Cannot enable SR-IOV virtual functions while the device is undergoing diagnostic testing\n");
+ err = -EPERM;
+ goto err_out;
+ }
+
dev_info(&pdev->dev, "Allocating %d VFs.\n", num_vfs);
if (pre_existing_vfs && pre_existing_vfs != num_vfs)
i40e_free_vfs(pf);